27th week of 2015 patent applcation highlights part 66 |
Patent application number | Title | Published |
20150188310 | FUSE ELEMENT - A fuse element and a method for manufacturing the same are provided whereby the fuse element contains an active response part which is formed by an elongated fuse metal strip having at least four metal sub-strips. At least two of the metal sub-strips are parallel and the sub-strips are defined by two elongated recesses within one or two elongated fuse metal strips. The two recesses are provided in serial alignment along the respective fuse metal strip having leading and trailing parts for electrical connection of each fuse element. The elongated fuse metal strip can be reinforced by an elongated dielectric base layer made of polymer material. Accordingly, performance of such a fuse element can be increased and manufacturing costs can be decreased. The fuse element can be applied to a plurality of capacitor sub-units being integrated in housings and submerged in a cooling and insulating liquid within the housing. | 2015-07-02 |
20150188311 | Semiconductor Device - Of a wireless communication system, an RF tag which can operate normally even when a communication distance is extremely short, like the case where the RF tag is in contact with a reader/writer, whereby the reliability is improved. The RF tag which communicates data by wireless communication includes a comparison circuit which compares electric power supplied from outside with reference electric power and a protection circuit portion which is operated when the electric power supplied from outside is higher than the reference electric power in the comparison circuit. | 2015-07-02 |
20150188312 | ELECTROSTATIC DISCHARGE PROTECTION - An integrated circuit chip including: a chip pin configured to direct signals on and off chip; a first signal path from the chip pin to a first electrostatic discharge (ESD) susceptible circuit susceptible to a voltage greater than a first voltage level; a first protection circuit coupled to a first node on the first signal path, the first protection circuit being operable to limit the voltage of a signal directed on chip to a second voltage level, the second voltage level being higher than the first voltage level; and a second protection circuit coupled to a second node on the first signal path between the first node and the first ESD susceptible circuit, the second protection circuit being operable to limit the voltage of the signal directed on chip to the first voltage level. | 2015-07-02 |
20150188313 | TIE-OFF CIRCUIT WITH OUTPUT NODE ISOLATION FOR PROTECTION FROM ELECTROSTATIC DISCHARGE (ESD) DAMAGE - Embodiments relate to electrostatic discharge (ESD) protection. One embodiment includes a tie-off circuit including a multiple field effect transistors (FETs), a first internal node, a second internal node, a first output node and a second output node. A node isolation circuit is connected to the first output node and the second output node of the tie-off circuit. The node isolation circuit includes a first FET with a third output node and a second FET with a fourth output node. The third output node and the fourth output node are electrically isolated from the first internal node and the second internal node. | 2015-07-02 |
20150188314 | METHODS AND SYSTEMS FOR SUBSEA DIRECT CURRENT POWER DISTRIBUTION - A subsea power distribution module includes an outer vessel defining an interior chamber and a plurality of power modules disposed within the interior chamber. The outer vessel is configured to maintain a pressure within the interior chamber substantially the same as an ambient pressure outside the outer vessel. Each power module includes a pressure vessel defining an interior chamber and a power converter disposed within the interior chamber of the pressure vessel. Each pressure vessel is configured to maintain a substantially constant pressure within the interior chamber of the pressure vessel. | 2015-07-02 |
20150188315 | METHODS AND SYSTEMS FOR SUBSEA DIRECT CURRENT POWER DISTRIBUTION - A submersible power system includes at least one DC power source and at least one submersible power distribution system electrically coupled to the at least one DC power source. The at least one submersible power distribution system includes at least one receptacle configured to be exposed to an underwater environment. The at least one submersible power distribution system also includes a plurality of power conversion modules removably positioned within the at least one receptacle. Each power conversion module of the plurality of power conversion modules includes an enclosure configured to be exposed to the underwater environment. The at least one submersible power distribution system further includes at least one switchyard module selectably coupled to and uncoupled from the plurality of power conversion modules. The at least one switchyard module includes a plurality of switches configured to electrically bypass and isolate each power conversion module from the DC power source. | 2015-07-02 |
20150188316 | ENERGY MANAGEMENT APPARATUS AND ENERGY MANAGEMENT METHOD - An energy management apparatus and an energy management method that enable more efficient use of information acquired in a system for controlling and managing energy supply-demand states are provided by the energy management apparatus including: an acquisition unit ( | 2015-07-02 |
20150188317 | POWER CONVERSION SYSTEM FOR A MULTI-STAGE GENERATOR - An electric power generation system is provided, including a generator having a plurality of stages engaged by a prime mover; and a plurality of branches for connecting the stages to an electrical load, each of the branches having a switch for connecting or disconnecting the branch to the stages. Power from a prime mover, such as a turbine, is sent by a controller to one or more of the branches as appropriate to handle the power level generated. | 2015-07-02 |
20150188318 | WIRELESS POWER TRANSMISSION DEVICE - A wireless power transmission device includes a main body and a transmitter coil plate. The transmitter coil plate is disposed within the main body. The transmitter coil plate includes a coil plate body, a first transmitter coil structure, and a second transmitter coil structure. The first transmitter coil structure is disposed on a top surface of the coil plate body, and swirled along a first direction. The second transmitter coil structure is disposed on a bottom surface of the coil plate body, and swirled along a second direction. When the transmitter coil plate is magnetized, the magnetic flux generated by the transmitter coil plate is increased. Consequently, the wireless charging efficiency is enhanced. | 2015-07-02 |
20150188319 | POWER RECEIVING APPARATUS AND POWER RECEIVING METHOD - A power receiving apparatus ( | 2015-07-02 |
20150188320 | PRIMARY-SIDE POWER CONTROL FOR INDUCTIVE POWER TRANSFER - A method is provided for controlling the output voltage of a pickup in an inductive power transfer (IPT) system without any additional form of communications for feedback from the pickup to the power supply. The method comprising the steps of deriving an estimate of the output voltage of the pickup from the voltage across the primary conductive path, and adjusting the current in the primary conductive path so that the estimated pickup output voltage matches a required pickup output voltage. In particular, an estimate of the pickup output voltage is derived from the magnitude and phase angle of the voltage in the primary conductive path. | 2015-07-02 |
20150188321 | WIRELESS NON-RADIATIVE ENERGY TRANSFER - Described herein are embodiments of a source high-Q resonator, optionally coupled to an energy source, a second high-Q resonator, optionally coupled to an energy drain that may be located a distance from the source resonator. A third high-Q resonator, optionally coupled to an energy drain that may be located a distance from the source resonator. The source resonator and at least one of the second resonator and third resonator may be coupled to transfer electromagnetic energy from said source resonator to said at least one of the second resonator and third resonator. | 2015-07-02 |
20150188322 | APPARATUS AND METHOD FOR TRANSMITTING WIRELESS POWER - A method and apparatus are provided for determining, by a wireless power transmitter, whether a wireless power receiver is removed from a wireless power network managed by the wireless power transmitter. The method includes transmitting a command signal to report power information of the wireless power receiver at stated periods; determining whether a report signal corresponding to the command signal is received from the wireless power receiver; and determining that the wireless power receiver is removed from the wireless power network, if the report signal is not received after transmitting the command signal a predetermined number of times at the stated periods. | 2015-07-02 |
20150188323 | METHOD AND SYSTEM FOR CONFIGURING A TRANSPORT REFRIGERATION UNIT BATTERY CHARGER FOR USE IN A TRANSPORT REFRIGERATION SYSTEM - A system and method for configuring a transport refrigeration unit (TRU) battery charger in a transport refrigeration system (TRS) is provided. The method includes receiving battery topology data indicating a battery topology of a TRU battery equipped in the TRS. The method also includes determining specific parameters for configuring a battery charging algorithm based on the battery topology data. Also, the method includes the TRU battery charger configuring the battery charging algorithm based on the specific parameters. | 2015-07-02 |
20150188324 | SYSTEMS AND METHODS TO INCREASE AND DECREASE CHARGING CURRENT TO BATTERY - In one aspect, a device includes a battery charger, a processor, and a memory accessible to the processor. The memory bears instructions executable by the processor to access a history of at least one previous battery charge by the battery charger of a battery powering the device, access calendar information of a user of the device, determine an approximate time available to charge the battery based on the history, the calendar information, and a current charge level of a battery to be charged by the battery charger, and regulate current from the battery charger to the battery to charge the battery to a predetermined capacity to within at least a threshold time of the approximate time available. | 2015-07-02 |
20150188325 | DC POWER SOURCE AND ASSOCIATED METHODS OF OPERATING SAME TO EFFICIENTLY SUPPLY A SPECIFICATION-COMPLIANT OUTPUT VOLTAGE - A direct current (DC) power source includes a rechargeable battery and a battery charging circuit, and supplies an output voltage within a specified output voltage range to at least one output port. In one embodiment, the power source determines whether an input voltage is present at an input port, where the input voltage is usable to produce a battery charging voltage during normal operation of the charging circuit. The power source also determines whether at least one load device is coupled to the output port(s). When the input voltage is present at the input port and at least one load device is coupled to the output port(s), the power source electronically decouples the rechargeable battery from the charging circuit, electronically adjusts a voltage at an output of the charging circuit so as to be within the specified output voltage range, and provides the adjusted voltage to the output port(s). | 2015-07-02 |
20150188326 | BATTERY PACK, ELECTRONIC APPARATUS INCLUDING THE SAME, AND METHOD OF CONTROLLING CHARGE - A battery pack includes a battery cell, a charger configured to receive power from an external source, and charge the battery cell by using the supplied power, and a charge controller configured to, when a voltage of the battery cell is lower than a predetermined first voltage even though the battery cell has a problem, control the charger to charge the battery cell. | 2015-07-02 |
20150188327 | CHARGING CONTROL METHOD FOR SECONDARY CELL AND CHARGING CONTROL DEVICE FOR SECONDARY CELL - A method for controlling charging of a secondary cell including a positive electrode containing a positive-electrode active substance having that increases resistance in accordance with an increase in the SOC, a negative electrode; and a non-aqueous electrolyte includes performing constant-current charging at a set current value to a prescribed upper-limit voltage, performing constant-voltage charging at the upper-limit voltage after the upper-limit voltage V | 2015-07-02 |
20150188328 | CHARGING CIRCUIT, AN INDUCTIVE LOAD CONTROL CIRCUIT, AN INTERNAL COMBUSTION ENGINE, A VEHICLE AND A METHOD OF CHARGING A BOOTSTRAP STORAGE ELEMENT - A charging circuit for a bootstrap capacitor comprises a P MOSFET having a body diode and an N channel power MOSFET also having a body diode. The drain of the P MOSFET is coupled to the source of the N channel power MOSFET, and the source of the P MOSFET receives current from a vehicle's battery. The gate of the P MOSFET receives a control signal for turning the P MOSFET either on or off and the drain of the N channel power MOSFET is connected to a bootstrap capacitor The P MOSFET's body diode prevents current flow from the battery to the bootstrap capacitor when the P MOSFET is turned off and the N MOSFET's body diode prevents current flow from the bootstrap capacitor to the battery when the N MOSFET is turned off. The use of a power MOSFET device with its low ON resistance ensures that the capacitor is charged to a sufficiently high voltage even under low battery conditions. | 2015-07-02 |
20150188329 | APPARATUS AND METHODS OF CHARGING TO SAFE CELL VOLTAGE - This document discusses, among other things, a charge regulator configured to optimize charging of an energy storage device by measuring an internal voltage drop of the energy storage device using an open circuit voltage (OCV) across the terminals of the energy storage device during charging and a voltage across the terminals of the energy storage device during charging (CCV). | 2015-07-02 |
20150188330 | ASSEMBLED BATTERY, METHOD OF CHARGING AN ASSEMBLED BATTERY, AND CHARGING CIRCUIT WHICH CHARGES AN ASSEMBLED BATTERY - A method of charging an assembled battery, includes mechanically connecting two external terminals of an assembled battery and two connecting lines of a charging circuit, respectively, the assembled battery including a plurality of lithium ion battery cells connected in series, a lithium ion battery cell of the plurality of lithium ion battery cells including a positive electrode active material including a first lithium compound comprising iron, the two external terminals, and a first communicating unit. The method also includes electrically connecting the first communicating unit of the assembled battery to a second communicating unit of the charging circuit, charging the assembled battery through the two external terminals using a quasi-constant voltage charging procedure, and reducing a charging current toward a late stage during the charging of the assembled battery. | 2015-07-02 |
20150188331 | Battery Stack Configuration in a Multi-Battery Supply System - A reconfigurable multi-battery pack system for inclusion in a hand held device for more efficiently energizing battery powered operation of both a buck DC-DC converter and a boost DC-DC converter included in the device. Also disclosed is a power management circuit that autonomously:
| 2015-07-02 |
20150188332 | Backpack-Type Power Supply - A rechargeable system includes: a charger ( | 2015-07-02 |
20150188333 | BATTERY PACK, CHARGING ASSEMBLY AND ELECTRIC TOOL - A battery pack is constructed to output high voltage. The battery pack includes a battery housing, a battery cell assembly, and more than two connection terminals. The battery housing has an insert housing wall. The insert housing wall has an insertion structure having an insertion direction which forms an angle greater than or equal to 0 degree and less than or equal to 45 degrees with respect to a maximum projection surface or a maximum size direction of the battery cell assembly. A charging assembly and an electric tool are provided for use with the battery pack. | 2015-07-02 |
20150188334 | WIRELESS BATTERY MANAGEMENT SYSTEM - A wireless battery management system includes a computing device and first and second battery unit monitoring modules. The computing device includes an output data request port and an input data port. In response to a data request from the output data request port of the computing device, a first battery unit monitoring module transmits data of the first battery unit to the input data port of the computing device wirelessly and may transmits a data request to the second battery unit monitoring module. In response, the second battery unit monitoring module may transmit data of the second battery unit to the input data port of the computing device wirelessly or transmit data of the second battery to the first module for wireless transmission. In addition, each battery unit monitoring module may communicate wirelessly and independently with the computing device. | 2015-07-02 |
20150188335 | CHARGING CONTROL METHOD AND CHARGING ASSEMBLY - A charging assembly and a charging control method are provided for charging a battery pack according to an actual voltage of the battery in the battery pack. The charging assembly includes a battery pack having a battery with a rated charging current, a charger having a charging module for outputting an output voltage and an output current, and a charging circuit between the charging module and the battery. A method of operation includes: detecting the output current and the output voltage; calculating an actual voltage value on the battery; and determining whether to decrease or keep the output current or increase the output current of the charging module. | 2015-07-02 |
20150188336 | Circuit and Method for Cell Balancing - A balancing circuit for balancing multiple cells in a battery. The cell balancing circuit includes a first shunt path connected in parallel to a first cell, a controller coupled to the first shunt path, a timer and a storage unit. The controller balances the cells and detects balance conditions of each cell. The timer measures pre-balance times and balance times for each cell. The storage unit stores the pre-balance times and balance times. The controller pre-balances the first cell by enabling the first shunt path for a first pre-balance time and balances the first cell by enabling the first shunt path for a first balance time if an unbalance condition of the first cell is detected by the controller, and updates the first pre-balance time for each balancing cycle based on the first pre-balance time and the first balance time from a previous balancing cycle. | 2015-07-02 |
20150188337 | CHARGING/DISCHARGING DEVICE - To provide a charging/discharging device capable of performing charging and discharging on a plurality of secondary cells concurrently in parallel without adopting a power source having an extremely high current supply capacity. | 2015-07-02 |
20150188338 | CIRCUIT FOR PROTECTING BATTERY FOR ELECTRIC VEHICLE AND DRIVING METHOD THEREOF - A circuit for protecting a battery for an electric vehicle includes a high voltage battery configured to output a DC voltage, an inverter configured to selectively receive the DC voltage from the high voltage battery and invert the DC voltage into an AC voltage when the inverter receives the DC voltage, a relay disposed between the high voltage battery and the inverter and configured to selectively block the DC voltage from the high voltage battery to the inverter, and a battery management system including a microchip configured to output a main relay control signal for controlling the relay. The battery management system is configured to receive the DC voltage from the high voltage battery, and output a voltage relay control signal controlling the relay separately from the control by the microchip. | 2015-07-02 |
20150188339 | WIRELESS CHARGING DEVICE HAVING CONCAVE CHARGING STATION - Systems and methods may provide for wirelessly charging an electronic device powered by a rechargeable battery. The wireless charging device may simultaneously charge one or more electronic devices regardless of location and spatial orientation relative to the wireless charging device by inducing at least one electromagnetic field into a charging platform having a concave cross-section. | 2015-07-02 |
20150188340 | ACCESSORY OR FASHION ITEM THAT CHARGES VARIOUS ELECTRONIC DEVICES - A toteable or wearable fashion item configured to provide an electronic charge to a mobile electronic device. The item includes a battery having a battery housing enclosing at least one battery cell and at least one electronic connection port in communication with the battery cell. A pouch containing the battery substantially concealed therein is secured relative to the fashion item such that the battery is substantially concealed such that the aesthetic appearance of the fashion item is not affected. | 2015-07-02 |
20150188341 | MOBILE POWER SOURCE WITH KEYBOARD - A mobile power source with keyboard includes a power source body configured to charge an electronic device and a keyboard mounted to the power source body. A cover is rotatably mounted to the power source body. The cover is exposed out of the keyboard when rotating open, thus the keyboard can input instruction to the electronic device. The cover covers the keyboard to protect the keyboard when rotating to be closed. | 2015-07-02 |
20150188342 | CHARGER STRUCTURE WITH MULTIPLE FUNCTIONS - A charger structure includes a housing. The housing has a working element, a charging connector, and a connecting interface. A power storage may be disposed. The connecting interface is configured to receive the electric power and transmit to the charging connector through the working element to supply the portable data processing device connected thereof. The housing further includes a recess to improve user convenience during charging. Moreover, the working element may include a wireless/Ethernet LAN card, a router, an anti-theft module, a battery meter, a light, an emergency light, an emergency call system, or a portable hard disk device. Therefore, the functions of the charger is enhanced. | 2015-07-02 |
20150188343 | MOBILE COMPUTING DEVICE CHARGING AND NETWORKING SYSTEM AND METHOD - Systems and methods for charging and/or networking mobile computing devices. A cart for storing, charging, and/or networking mobile computing devices. A portable interface between a mobile computing device and a cart. A docking station module having a plurality of docking stations. | 2015-07-02 |
20150188344 | CHARGING AND DISCHARGING CONTROL SYSTEM AND METHOD FOR BATTERY - A charging and discharging control system for a battery is disclosed, and the battery is configured to charge or discharge for a peripheral device. The charging and discharging control system includes a voltage converting circuit, an embedded controller, a current detection circuit. The voltage converting circuit is electrically connected the battery with the peripheral device, and the battery charges the peripheral. The embedded controller is electrically coupled to the voltage converting circuit. The current detection circuit electrically coupled to the voltage converting circuit. The current detection circuit is configured to detect a current value between the battery and the peripheral device and send a power-off signal when the current value is equal to zero. The embedded controller is configured to send a power-off notification upon detecting the power-off signal, and the voltage converting circuit disconnects the battery and the peripheral device upon receiving the power-off notification. | 2015-07-02 |
20150188345 | VEHICLE DOOR - A power system for a vehicle having a vehicle body and door includes a first battery disposed on the vehicle body, a second, rechargeable battery disposed on the door, a first electrical contact disposed on the vehicle body, and a second electrical contact disposed on the vehicle door. The first and second electrical contacts are coupled to the first and second batteries such that when the door is in a fully closed position relative to the vehicle body the first and second batteries are electrically coupled to one another and the second battery is charged by the first battery, and when the door is not in a fully closed position the first and second batteries are electrically de-coupled from one another. | 2015-07-02 |
20150188346 | ELECTRONIC DEVICE, CHARGE, AND ELECTRONIC DEVICE SYSTEM - An electronic device | 2015-07-02 |
20150188347 | Battery Management Device and Power Supplying System Including the Same - A battery management device is configured to detect a present state of an electric device, and control supply of electric power from a battery device to a load of the electric device. The battery device includes a plurality of battery units that are electrically connected. The battery management device disables each of the battery units to stop supply of the electric power to the load when the electric device is detected to be in an abnormal state. | 2015-07-02 |
20150188348 | POWER SUPPLY CIRCUIT AND ELECTRONIC DEVICE - According to one embodiment, a power supply circuit includes a battery, a first manually-operated switch, a second switch, and a maintaining circuit. The first manually-operated switch includes a normally open contact point. The second switch has a closed state and an open state. When in the closed-state, the second switch is configured to supply electric power of the battery to a target circuit. When in the open state, the second switch is configured to shut off the electric power of the battery to the target circuit. The maintaining circuit is configured to maintain the second switch in the closed state when the first switch is continuously closed for greater than or equal to a first time. | 2015-07-02 |
20150188349 | Power Supply Configuration System and Method - A power supply configuration system/method providing a digitally controlled uninterruptable power supply (UPS) to protected load devices (PLD) configured as power supply units (PSU) serviced by one or more power supply sources (PSS) is disclosed. The system generally includes a number of power supply sources (PSS) that are monitored by power condition sensing (PCS) circuitry that determines individual power source states within the PSS. This physical state information is used by a digitally controlled switching network (DSN) that reconfigures the electrical connections between the PSS and the individual PLD elements to properly route power from the PSS to the PLD in the event of individual PSS failures. The DSN receives phase/voltage state information from the PSS to ensure that current between the PSS and PLD is transferred in a synchronized manner and that PSS resources are properly protected during the switching transition. | 2015-07-02 |
20150188350 | Power Storage and Supply System - In accordance with an embodiment, a system includes a power supply bus is configured to be coupled to a power source, a first power converter coupled between the power supply bus and a first charge storage device, and a second power converter coupled between the power supply bus and a second charge storage device. In a first operation mode of the system, the first power converter is configured to only operate in one of a charging mode in which it charges the first charge storage device and a discharging mode in which it discharges the first charge storage device, and the second power converter is configured to operate either in a charging mode in which it charges the second charge storage device, or in a discharging mode in which it discharges the second charge storage device. | 2015-07-02 |
20150188351 | CHARGING CONTROL CIRCUIT, CHARGING APPARATUS, CHARGING CONTROL METHOD AND CHARGING METHOD - A charging control circuit ( | 2015-07-02 |
20150188352 | WIRELESS CHARGING DEVICE FOR WEARABLE ELECTRONIC DEVICE - Systems and methods may provide for wireless charging device of an electronic device powered by a rechargeable battery. The wireless charging device may include a charging station having a charging surface with a power transmitter and a contour that concentrically interfaces with a corresponding contour of an inner surface of the electronic device in a manner that facilitates an initiation of a power charging sequence at the charging surface when the charging station detects an operational coupling between the power transmitter and a power receiver of the electronic device. | 2015-07-02 |
20150188353 | WIRELESS CHARGING DEVICE - A wireless charging device includes a wireless transmitting module and a wireless receiving module. The wireless transmitting module includes a first outer casing and a wireless transmitting unit disposed inside the first outer casing for generating electromagnetic fields. The wireless receiving module includes a second outer casing, a wireless receiving unit disposed inside the second outer casing for wirelessly receiving the electromagnetic fields generated by the wireless transmitting unit, and at least one electrical connector exposed outside the second outer casing and electrically contacting a portable electronic device. The first outer casing of the wireless transmitting module has at least one first receiving space for receiving the second outer casing and at least one second receiving space for receiving the at least one electrical connector. | 2015-07-02 |
20150188354 | INTERGRALLY ENCAPSULATED WIRELESS CHARGING DEVICE - An integrally encapsulated wireless charging device includes a first circuit board, a magnetic isolation plate and a cord superimposed; the first circuit board has one lateral surface provided with a wireless power receiving module and another lateral surface provided with a first contact; the cord is superimposed on the lateral surface with the wireless power receiving module of the first circuit board, while the external dimension of the cord is not greater than that of the first circuit board; and the magnetic isolation plate is arranged between the cord and the first circuit board. The device has beneficial effects that: the charging receiving module and the cord which are originally separated or arranged in parallel are superimposed and partitioned by a magnetic isolation plate there-between; the first circuit board for external connection is provided with the first contact. | 2015-07-02 |
20150188355 | WIRELESS CHARGING CIRCUIT FOR POWER BANK AND POWER BANK THEREOF - A wireless charging circuit for power bank and a power bank thereof are provided in the present invention. The wireless charging circuit includes a boost DC to DC converter, a unidirectional conductive element and a wireless power converter. The input terminal of the boost DC to DC converter is coupled to the battery to receive the battery voltage. The output terminal of the boost DC to DC converter outputs a converted DC voltage. The first terminal of the unidirectional conductive element is coupled to the battery to receive the battery voltage, wherein the direction of the current flow is from the first terminal of the unidirectional conductive element to the second terminal of the unidirectional conductive element. The input terminal of the wireless power converter is coupled to the second terminal of the unidirectional conductive element. When the wireless charging circuit performs the detection for the wireless power receiver, the wireless power converter disables the boost DC to DC converter. | 2015-07-02 |
20150188356 | WIRELESS CHARGER HAVING MOVEABLE TRANSIMITTER COIL - A wireless charger used for charging a portable electronic device with a receiver coil includes a wireless charging body, a transmitter coil, and a shaft. The charging body has a front body to support the portable electronic device and a rear body coordinated with the front body to form a receiving cavity for receiving transmitter coil. The rear body defines a track for the shaft disposing therein and moving the transmitter coil to align with the receiver coil. The wireless charger could align with receiver coils of different portable electronic devices. | 2015-07-02 |
20150188357 | WIRELESS CHARGER ASSEMBLY MOUNTABLE ON DIFFERENT DESKS - A wireless charger assembly is used for transferring power to an electronic device through inductive charging. The wireless charger assembly includes a bottom case releasably mounted to an exterior flatbed, a transmitter coil, and a top case. The transmitter coil transmits power to a receiver coil of the electronic device through inductive charging. The top case has a working platform mounted around the working surface of the flatbed, a neck portion extending downwardly from the working platform, and a slot defined by the working platform and the neck portion. The neck portion releasably retained to the closed loop wall. | 2015-07-02 |
20150188358 | NON-CONTACT POWER SUPPLY APPARATUS, CHARGING APPARATUS, AND BATTERY APPARATUS - A charging apparatus maintains a balance in power between battery cells by respectively charging the battery cells with power, and rapidly charges the battery cells with power. The charging apparatus supplying unit wirelessly supplying power, and the battery apparatus includes a plurality of charging units corresponding to a plurality of battery cells in a one-to-one scheme. Each of the plurality of charging units respectively includes a charging unit charging a corresponding battery cell with power wirelessly received from the power supplying unit. | 2015-07-02 |
20150188359 | WIRELESS CHARGING APPARATUS AND METHOD - Methods and apparatus for wireless charging are provided. Transmission power transmitted from a wireless power transmitter is received at a power receiver of a wireless power receiver. A battery of the wireless power receiver is charged with the received transmission power. It is determined whether the battery is fully charged. A packet from a communication unit of the wireless power receiver is transmitted to the wireless power transmitter when the battery is fully charged. An auxiliary charge of the battery is performed by receiving strength-reduced transmission power from the wireless power transmitter. | 2015-07-02 |
20150188360 | SOLAR CHARGING OF MULTIPLE BATTERY BANKS - A power management and selection system for a class 8 tractor trailer, directs excess solar and vehicular charge capacity to an auxiliary load by measuring available charge capacity from a reefer power system including a reefer battery, solar panel and charge controller for moderating solar power to the reefer batter, and measuring available charge capacity from a cab vehicle power system including a propulsion system battery and alternator. Charge logic, in a selector configured for switching charge capacity to the auxiliary load, determines which of the reefer power system and cab vehicle power system has the most potential excess charge capacity, and directs the determined excess charge capacity to the auxiliary load, while the measured available charge capacity remains sufficient for powering the respective reefer power system or cab vehicle power system. | 2015-07-02 |
20150188361 | BYPASS TYPE 220V GRID VOLTAGE SAG PREVENTION DEVICE AND CONTROL METHOD THEREFOR - Provided are a bypass type 220V grid voltage sag prevention device and a control method therefor. The bypass type 220V grid voltage sag prevention device comprises an AC-to-DC energy storage unit, a Single Chip Microcomputer (SCM) control and display unit, and an inverter output unit. The AC-to-DC energy storage unit comprises a rectifier circuit, an energy storage control circuit and a quick tank circuit; the SCM control and display unit comprises an SCM, a DC step-down module circuit and an energy storage voltage detecting circuit; and the inverter output unit comprises a high-frequency PWM generating circuit, a high-frequency transformer output circuit, a transformer output full-bridge rectifier circuit, a PWM generating circuit, a PWM driving and full-bridge inverter circuit, a 220V grid zero-cross point detecting circuit, a 220V grid voltage detecting circuit, a 220V grid and inversion AC converting circuit, and a signal interface circuit. | 2015-07-02 |
20150188362 | TRANSFORMERLESS MULTI-LEVEL MEDIUM-VOLTAGE UNINTERRUPTABLE POWER SUPPLY (UPS) SYSTEM - Systems and methods for supplying power at a medium voltage from an uninterruptible power supply (UPS) to a load without using a transformer are disclosed. The UPS includes an energy storage device, a single stage DC-DC converter or a two-stage DC-DC converter, and a multi-level inverter, each of which are electrically coupled to a common negative bus. The DC-DC converter may include two stages in a unidirectional or bidirectional configuration. One stage of the DC-DC converter uses a flying capacitor topology. The voltages across the capacitors of the flying capacitor topology are balanced and switching losses are minimized by fixed duty cycle operation. The DC-DC converter generates a high DC voltage from a low or high voltage energy storage device such as batteries and/or ultra-capacitors. The multi-level, neutral point, diode-clamped inverter converts the high DC voltage into a medium AC voltage using a space vector pulse width modulation (SVPWM) technique. The UPS may also include a small filter to remove harmonics in the AC voltage output from the multi-level inverter. | 2015-07-02 |
20150188363 | ELECTRIC POWER TRANSMITTING APPARATUS CAPABLE OF PERFORMING WIRELESS POWER TRANSMISSION, CONTROLLING METHOD FOR ELECTRIC POWER TRANSMITTING APPARATUS, AND STORAGE MEDIUM - An electric power transmitting apparatus performing wireless power transmission to an electric receiving apparatus within a power supply area including: an identifying unit configured to identify a distance between the electric receiving apparatus and the electric power transmitting apparatus; and a changing unit configured to change the power supply area, based on the distance identified by the identifying unit. | 2015-07-02 |
20150188364 | WIRELESS POWER RECEIVING APPARATUS AND WIRELESS POWER TRANSMITTING APPARATUS - A wireless power receiving apparatus for wirelessly receiving power from a power transmitting apparatus includes a first power receiving coil, and a second power receiving coil having windings thereof parallel to, and in close proximity to, windings of the first power receiving coil. | 2015-07-02 |
20150188365 | ELECTRICITY TRANSMISSION SENDING METHOD AND DEVICE, AND SYSTEM - A electricity transmission sending device includes: a transmission circuit and a coil, where the transmission circuit includes a signal sending unit and a controlling unit, and the coil includes at least two mutually perpendicular subcoils. The signal sending unit is configured to receive a required power signal and an actually received power signal that are sent by the electricity transmission receiving device; and the controlling unit is configured to adjust a magnetic field direction in which wireless electricity transmission to the electricity transmission receiving device is performed and control the coil to transmit electric energy to the electricity transmission receiving device in an optimal magnetic field direction, where the optimal magnetic field direction refers to a corresponding magnetic field direction when a power value of electric energy actually received by the electricity transmission receiving device is maximum in a case of specific output power of the coil. | 2015-07-02 |
20150188366 | STATOR OF A ROTARY ELECTRIC MACHINE - A stator of a rotary electric machine includes a stator core, coils and magnetic bodies. The stator core includes a plurality of teeth protruding towards the rotor and being spaced apart from each other and a plurality of slots arranged between two adjacent teeth. The coils are formed out of coil bodies being stacked in radial direction, thus the direction into which the teeth are extending, and are wound inside of slots around the teeth. The magnetic bodies are arranged between adjacent coil bodies. The thickness of the magnetic bodies in radial direction increases with increasing length of the tooth or with decreasing distance towards the air gap between rotor and stator. | 2015-07-02 |
20150188367 | Electrically-Isolated and Liquid-Cooled Rotor and Stator Assemblies - Disclosed are systems and rotor/stator assemblies with improved electrical isolation. An example rotor/stator assembly may include a rotor, a rotor housing, a rotor insulator, a stator, a stator plate, and a stator insulator. The rotor may be electrically isolated from the rotor housing by the rotor insulator, and the stator may be electrically isolated from the stator plate by the stator insulator. The stator may be disposed coaxial to the rotor. In some embodiments, the rotor/stator assembly may function as a motor, and the stator may be configured to cause the rotor to rotate about the stator in response to an input of electrical energy to the stator. Alternatively or additionally, the rotor/stator may function as an electrical generator. The rotor may be configured to rotate about the stator, and the stator may be configured to produce electrical energy in response to rotation of the rotor relative to the stator. | 2015-07-02 |
20150188368 | ROTOR OF INTERIOR PERMANENT MAGNET MOTOR - A rotor of an interior permanent magnet motor includes a rotor core configured to form a body of the rotor. An upper permanent magnet group is configured to be inserted into the rotor core to form a magnetic pole. A lower permanent magnet group is configured to be inserted into the rotor core below the upper permanent magnet group to form a two-layered structure with the upper permanent magnet group. Each of the upper and lower permanent magnet groups may include two V-shaped permanent magnets. A polar arc angle formed by the two permanent magnets of the upper permanent magnet group may be different from a polar arc angle formed by the permanent magnets of the lower permanent magnet group. | 2015-07-02 |
20150188369 | ROTOR OF ELECTRIC MOTOR WITH MAGNET HOLDING STRUCTURE AND ELECTRIC MOTOR INCLUDING THE ROTOR - A rotor of an electric motor includes a plurality of magnets arranged in a circumferential direction. The rotor includes a holding member mounted concentrically with the rotor and on a radially outside of the magnets so as to hold the magnets. The holding member includes a plurality of tubular members having different diameters and being arranged concentrically with one another. The respective tubular members have expanded diameters, and therefore, compressive holding force acts on the magnets from the holding member, as a result of elastic restorative force. The tubular members include tubular members having different mechanical properties. | 2015-07-02 |
20150188370 | METHOD OF ATTACHING A MAGNET TO A ROTOR OR A STATOR OF AN ELECTRICAL MACHINE - A wind turbine is provided. The wind turbine includes a generator including a rotor and a stator and a magnet mounting arrangement. The magnet mounting arrangement includes a magnet arranged along a surface of the rotor or stator, a pair of retainers arranged one on each side of the magnet, and an adhesive bonding the pair of retainers to the magnet and the magnet to the rotor or stator. | 2015-07-02 |
20150188371 | STATOR FOR ROTARY ELECTRIC MOTOR - A stator for a rotary electric machine has a tooth whose width in a circumferential direction is substantially constant in a radial direction of the stator, and a concentrated winding coil including winding conducting wires around the tooth. A height of a first conducting wire of the sixth turn at a tooth's top end side measured from a surface of the tooth is lower than a height of a conducting wire adjacent to a tooth's root end side of the conducting wire measured from the tooth surface. Conducting wires of the first to fifth turns, that is, second conducting wires, have the same height from the surface of the tooth. | 2015-07-02 |
20150188372 | ARMATURE FOR ROTARY ELECTRIC MACHINE - An armature for a rotary electric machine includes: a core that includes a plurality of teeth that are arranged at a predetermined pitch in a circumferential direction; and a plurality of edgewise coils that are configured by winding a rectangular conductor wire into an edgewise winding, the plurality of edgewise coils each include rectilinear portions and coil end portions that are arranged radially, and that are each linked by bent portions, the rectilinear portions are arranged radially on circumferential side portions of the teeth so as to be gradually further away from a central axis of the teeth from a tip end of the teeth toward a root, and radially adjacent portions of the rectangular conductor wire are configured such that bulging portions that arise due to compressive stresses resulting from bending at inner peripheral side portions of the bent portions do not face each other. | 2015-07-02 |
20150188373 | WINDING FOR AN ELECTRICAL MACHINE - A winding for an electric machine is provided. The electric machine includes conductor bars which are arranged one above the other and each of which has a cooling slot. The conductor bars are designed such that the height of the conductor bars increases in the radial direction and the effective cooling cross-section decreases in the radial direction. | 2015-07-02 |
20150188374 | Winding Technique for Minimizing Voltage Stress in a Motor - A method may involve winding a stator of a motor having m phases, wherein the stator includes n teeth. The method may include winding a wire around a first tooth of the stator and winding the wire around a second tooth of the stator, wherein the second tooth is | 2015-07-02 |
20150188375 | METHODS AND APPARATUS FOR REDUCING MACHINE WINDING CIRCULATING CURRENT LOSSES - In some embodiments, a system includes three conductors, each conductor being on a separate layer such that the layers are parallel to one another and stacked. Each conductor has a winding portion and a terminal portion. The conductors are configured such that at least one electrical interconnect electrically couples two adjacent conductors within the winding portion but the third conductor is electrically isolated from the other two conductors within the winding portion. Within the terminal portion all three conductors are electrically coupled. | 2015-07-02 |
20150188376 | STATOR PORTION AND MOTOR - A stator portion includes a stator and a bus bar member. The stator includes three coil groups, each coil group includes two or more coils defined by a single conducting wire including a jumper wire. The bus bar member includes three first bus bars to which end portions on one side of the conducting wires of the three coil groups are connected, each of which includes an external connection terminal, a second bus bar defining a neutral point to which end portions on the other side of the conducting wires are connected, and a resin holder which retains the three first bus bars and the second bus bar. The three first bus bars and the second bus bar overlap only in a radial direction centered on the central axis or an axial direction, and the maximum number of bus bars which overlap is 2. | 2015-07-02 |
20150188377 | COMPRESSOR, MOTOR INCLUDED THEREIN, AND METHOD FOR MANUFACTURING THE MOTOR - A compressor includes a motor which includes a stator assembly configured to include a stator in which a hollow is formed, a plurality of coils formed by a winding wound on the stator, and an insulator for insulating the stator from the coils, and a rotor inserted into the hollow, configured to rotate about a rotation axis. The rotor includes a plurality of poles, and a curvature radius of an outer circumference of a center part of the poles is different from a curvature radius of an outer circumference of an edge part of the poles. A method for fabricating a motor includes coupling a stator hook formed in a busbar assembly having a plurality of busbars to a hook engaging part formed in the stator assembly having the plurality of coils, and fusing a winding onto a folded plate connected to the plurality of busbars. | 2015-07-02 |
20150188378 | SINGLE ROTOR TYPE MOTOR AND MANUFACTURNG METHOD THEREOF - A single rotor type motor includes: a stator including a plurality of stator cores that are split and radially arranged, a bobbin made of an insulating material and wrapped on an outer surface of each of the stator cores, coils wound on an outer surface of the bobbin, an upper fixing plate disposed on the upper surfaces of the stator cores and on which the stator cores are radially arranged, and a lower fixing plate that is disposed on the lower surfaces of the stator cores and is coupled with the upper fixing plate; and a single rotor disposed with a certain gap from any one surface of an inner surface of the stator and an outer surface thereof The plurality of wiring units for electrically connecting between the coils wound around each of the stator cores are formed integrally on the upper surface of the upper fixing plate. | 2015-07-02 |
20150188379 | INSULATING UNIT FOR DRIVING MOTOR - An insulating unit for a driving motor which insulates between at least three coils inserted into slots of a stator and between the coils and a stator core may include a first main insulating surface configured to correspond to one inside surface of a slot in a length direction of the slot. A second main insulating surface is connected to one end of the first main insulating surface, encloses two coils among the at least three coils, and corresponds to a portion of another inside of the slot. A third main insulating surface is connected to the other end of the first main insulating surface, encloses at least one of remaining coils, and corresponds to the remaining portion of the other inside of the slot. A first sub insulating surface is connected to the second main insulating surface, encloses one of the two coils. | 2015-07-02 |
20150188380 | INVERTER-INTEGRATED ELECTRIC COMPRESSOR - In this inverter integrated type electric compressor, an inverter device is installed so as to be accommodated in an inverter housing portion and the inverter housing portion forms an airtight structure by tightly securing a cover piece to the inverter housing portion by means of a liquid gasket, a through-hole for ventilation and pressure testing, which penetrates into an internal space of the inverter housing portion, is provided at an outer wall of the cover piece, and a sealing means for sealing the through-hole is provided. | 2015-07-02 |
20150188381 | ROTARY ELECTRIC MACHINE EQUIPPED WITH A TERMINAL BOX - A rotary electric machine has a machine casing and a terminal box fitted to the casing, the terminal box having a base part, the latter defining at least: a fixing zone for fixing at least one electronic module, this fixing zone having one or more support elements for receiving fasteners for fixing the module or modules, an electrical connection zone, the latter having at least one block of material for receiving at least one electrical connection element, the support element or elements and the block or blocks of material being moulded as a single piece with the base part. | 2015-07-02 |
20150188382 | SPINDLE MOTOR - There is provided a spindle motor including: a base member including a sleeve insertion part protruding in an axial direction; a core coupling portion coupled to an outer surface of the sleeve insertion part; and a stator core mounted on the core coupling portion, wherein one end of the core coupling portion is provided with a flange portion extended along a bottom surface of the base member and supporting the stator core. | 2015-07-02 |
20150188383 | MOTOR - An inner rotor motor may include a shaft, a rotor, a stator, an upper bearing, a lower bearing, a motor casing that includes an opening at an upper portion, a casing cover that holds the upper bearing and covers the opening of the motor casing, and a lower damping member. The motor casing may include a cylindrical portion, a bottom wall portion that extends inward from the cylindrical portion, and a lower boss portion that is formed in the shape of a bottomed cylinder protruding downward from a bottom of the bottom wall portion. The lower bearing is disposed inside the lower boss portion, and the lower damping member is disposed outside the lower boss portion ion. The lower boss portion is provided with a lower boss recess, and the lower damping member is provided with a concave or convex rotation prevention portion. | 2015-07-02 |
20150188384 | Radial Bearing Thrust Washer Arrangement for Submersible Pump Motor - An electrical submersible pump assembly has a motor that drives the pump. The motor has a stator having a bore, a shaft extending through the stator, and rotor sections mounted to the shaft, each of the rotor sections having first and second end rings. A non rotating bearing body has a periphery retained in non rotating engagement with the bore of the stator. The bearing body has a first end axially spaced from the first end ring, defining a first gap, and a second end axially spaced from the second rotor ring, defining a second gap. A first thrust washer is located in the first gap. Each thrust washer has a metal or carbide thrust surface for contact with the bearing body and an elastomeric thrust surface for contact with one of the end rings. | 2015-07-02 |
20150188385 | SPINDLE MOTOR - There is provided a spindle motor including: a base plate; a sleeve fixed to an upper portion of the base plate; a shaft rotatably inserted into the sleeve; a stator core including a coil wound thereon, fixed to an upper surface of the base plate, and provided to have an annular ring shape so as to be positioned outwardly of the sleeve in a radial direction; and a hub coupled to the shaft to rotate therewith and including a permanent magnet positioned to correspond to at least one of inner and outer peripheral surfaces of the stator core, wherein a lubricating fluid is interposed between the sleeve and the shaft, such that the shaft is supported by fluid pressure generated in the lubricating fluid. The spindle motor may prevent generation of a cogging torque. | 2015-07-02 |
20150188386 | Motor with Thrust Bearing - A motor including a base, a bearing sleeve, a stator, a rotating member, a thrust bearing, and a hub, is proposed. The bearing sleeve is arranged with the base and has an opening end and a sealing end opposite to each other. The stator connects with the base or the bearing sleeve. The rotating member is arranged inside the bearing sleeve and includes a shaft and a limiting portion adjacent to the sealing end, wherein a first end of the shaft connects with the limiting portion, a second end of the shaft has a coupling portion adjacent to the opening end. The thrust bearing is arranged between the shaft and an inner surface of the bearing sleeve, so that the limiting portion is between the thrust bearing and the sealing end. The hub connects with the coupling portion of the shaft and has a permanent magnet corresponding to the stator. | 2015-07-02 |
20150188387 | Motor with Thrust Bearing - A motor includes: a bearing sleeve arranged with a base and having opposite opening and sealing ends; a stator coupled with the base or bearing sleeve; a rotating member disposed in the bearing sleeve and comprising a shaft and a limiting portion adjacent to the sealing end, wherein a first end of the shaft connects with the limiting portion, a second end of the shaft has a coupling portion, and the limiting portion has a first contact surface; a thrust bearing arranged between the shaft and the bearing sleeve and having a second contact surface facing the first contact surface, wherein at least one of the first and second contact surfaces is an uneven surface; a hub coupled with the coupling portion of the shaft and having a permanent magnet corresponding to the stator. | 2015-07-02 |
20150188388 | FACILITY FOR TRANSFORMING HEAT ENERGY - The facility for transforming heat energy includes an energy-storage device including an HT vat containing a heat-transfer fluid HT in pressurized gaseous phase, a PCM vat containing a phase-change material, as PCM material, the PCM vat and the HT vat being positioned relative to one another such as to enable a transfer of heat energy between the PCM material and the HT fluid, a first electric generator connected to the HT vat by a fluid forward channel and a fluid backward channel, the generator generating power from a kinetic energy of the pressurized gaseous fluid, and a heat pump, transferring heat energy from a cold source to the energy-storage device in order to heat the HT fluid contained in the HT vat and/or to provide energy to the PCM material. The invention can be used for the general supply of energy, heat, domestic hot water or electricity of a building. | 2015-07-02 |
20150188389 | Energy Harvesting System with Multiple Cells - An energy harvesting system made of array of miniaturized pseudo-linear oscillators, i.e., energy harvesting cells, each of which comprises a free moving hard magnet floating structure supported by sophistically designed magnetic levitation mechanism, is proposed to exact and store useful energy from the broad band natural kinetic energy based on Faraday's law of induction. The array of miniaturized energy harvesting cell can be made using volume production wafer process. The miniaturized energy harvesting system as power supply can be integrated into wireless sensor system, or as part of energy supply subsystem, directly built into portable or wearable devices. Four integrated architectures of the proposed energy harvesting system with wireless sensor have been discussed. The scaled up energy harvesting system can be used to power city street lights by converting and storing useful energy from road traffic movements. The proposed energy harvesting system along with specified designed large capacitor and rechargeable battery can also be installed into vehicle to improve the vehicle's energy utilization efficiency by harvesting energy from the vehicle's movement. | 2015-07-02 |
20150188390 | ELECTRICITY GENERATING DEVICE - An electricity generating device including a base having a track, an electricity generating mechanism and a kinetic mechanism. The electricity generating mechanism includes a contact pressure assembly disposed on the track, and an electricity generating module connected to the contact pressure assembly. The electricity generating module is configured to convert mechanical energy generated by the contact pressure assembly into electrical energy. The kinetic mechanism includes at least one slider disposed on the track, and a drive assembly connected to the slider for driving the slider to continuously move along the track. The slider repeatedly rolls over the contact pressure assembly when driven by the drive assembly to continuously move along the track. | 2015-07-02 |
20150188391 | APPARATUS FOR COOLING AN ELECTROMAGNETIC MACHINE - Apparatus and methods are described herein for providing a cooling system for an electromagnetic machine. In some embodiments, an apparatus includes a structure for an electromagnetic machine including a first outer support member that is configured to support a conductive winding or a magnet and a second support member that is disposed at a non-zero distance from the first support member. An elongate structural member has a first end coupled to the first support member and a second end coupled to the second support member and extends between the first support member and the second support member. The elongate structural member defines an interior channel that extends between the first end and the second end of the elongate structural member. The channel is configured to convey a cooling medium therethrough to cool at least a portion of the electromagnetic machine. | 2015-07-02 |
20150188392 | ACTIVE COOLING OF A MOTOR - A motor, comprising an electronics housing, a stator having a stator bushing, and a rotor. The motor can be fastened to a fastening wall by means of the stator bushing. The motor according to the invention has an air conducting element and an air conveying element. The air conveying element is connected to the rotor in a rotationally fixed manner. The air conducting element surrounds the stator bushing and forms a flow space between the air conducting element and an outer circumference of the stator bushing. The flow space is open on the side of the electronics housing in the direction of the fastening wall through at least one flow gap. The air conducting element opens with an intake opening via a sealing gap in a rotor-side throughflow opening of the air conducting element. | 2015-07-02 |
20150188393 | MOTOR - A motor includes a rotor, a stator, a housing, and a driving shaft. The rotor includes a rotor body and two rotor covers fixed with two ends of the rotor body respectively. The stator sleeves on the rotor body. The housing sleeves on the stator. The housing includes a base body base, a first cover, and a second cover. The base body sleeves on the stator. The first cover and the second cover assembling with opposite ends of the base body correspondingly. The first cover defines an oil inlet hole and an oil outlet hole. A driving shaft passes through and non-rotatably connected to the rotor body and the two rotor covers. Two recesses are separately formed in an inner surface of the base body and two gaps formed between the base body and the stator thereof corresponding to the oil inlet hole and the oil outlet hole. | 2015-07-02 |
20150188394 | MOTOR ASSEMBLY - Embodiments of the invention provide a motor assembly including a terminal provided at a stator of a motor and electrically connected to a coil wound around the stator, and a controller formed with a coupling hole to which the terminal is coupled and electrically connected and controlling electric input and output to the terminal. | 2015-07-02 |
20150188395 | ROTARY ELECTRIC MACHINE - A metal plate is insert-molded into a case so as to be exposed inside a B terminal mounting aperture so as to overlap with a busbar, a B terminal bolt is press-fitted from an opposite side from the busbar into a press-fitting aperture that is formed on the portion of the metal plate that is exposed inside the B terminal mounting aperture, a spacer and a nut are mounted onto a shaft portion of the B terminal bolt, and the nut is electrically connected to the busbar by the busbar being pressed and held between the spacer and the nut by a fastening force from the nut. | 2015-07-02 |
20150188396 | Armature Assembly Apparatus - An armature assembly apparatus for assembling an armature of an electrical machine is provided. The armature assembly apparatus has an armature holding apparatus to hold a partially assembled armature such that a rotation axis of the armature is horizontal. The armature assembly apparatus has a rotating device for rotating the partially assembled armature about a rotation axis. The armature assembly apparatus also has a ring segment conveyance for conveying an armature ring segment to a mounting position relative to a free ring segment portion of the partially assembled armature. | 2015-07-02 |
20150188397 | ROTOR, INDUCTION MOTOR HAVING THE SAME, AND METHOD FOR MANUFACTURING THE SAME - A rotor includes a stacked core having a plurality of slots formed on an inner side thereof, a plurality of rotor bars inserted in the plurality of slots, a pair of end rings assembled and fastened to opposite ends of the rotor bars, a pair of retainers fastened to opposite outer end surfaces of the rotor bars in an assembled and fastened manner, and a shaft inserted into the pair of end rings. | 2015-07-02 |
20150188398 | ELECTROMAGNETIC TRANSDUCER - An electromagnetic transducer is disclosed in the present invention. The electromagnetic transducer includes a frame comprising a receiving space, an upper surface and a lower surface opposite to the upper surface; a suspension including a suspending ring facing the receiving space and at least one pair of elastic arms with projections thereof disposed in an outline of the frame, wherein each of the elastic arms includes a fixing portion mounted on the lower surface and an vibration portion connected with the fixing portion, spaced from the lower surface and providing an vibration approaching and away from the lower surface; a magnetic circuit unit surrounded by the suspending ring for being elastically supported by the suspending ring in the receiving space; and an vibration unit assembled with the frame and facing the magnetic circuit unit. | 2015-07-02 |
20150188399 | APPARATUS FOR TRANSFERRING SUBSTRATE - Disclosed is an apparatus for transferring substrates capable of stably transferring substrates by using magnetic levitation. The apparatus includes a substrate stage including a substrate loading unit, a first guide block disposed at a first end of the substrate stage and including a first magnet generator, a second guide block disposed at a second end of the substrate stage and including a second magnet generator, a first guide rail accommodating the first magnet generator and including a third magnet generator, and a second guide rail accommodating the second magnet generator and including a fourth magnet generator. The first magnet generator and the third magnet generator exert repulsive force on each other, and the second magnet generator and the fourth magnet generator exert repulsive force on each other. | 2015-07-02 |
20150188400 | Magnetic Flywheel Induction Engine-Motor-Generator - This invented apparatus, and process of “Magnetic Induction” combines a plurality of electrical motors, flywheel kinetic energy, and a geometrical arrangement of permanent magnets in interaction, such as to recover and harvest a percentage, of the wasted rotational energy generated by powering a motor with a shaft. | 2015-07-02 |
20150188401 | METHOD AND APPARATUS FOR CONTROLLING LOW VOLTAGE RIDE THROUGH OF PHOTOVOLTAIC GRID-CONNECTED INVERTER - A method and an apparatus for controlling a Low Voltage Ride Through of a photovoltaic grid-connected inverter. The method for controlling comprises: judging whether a voltage value of a grid is smaller than an upper limit of a low voltage value and is not greater than a lower limit of the low voltage value; when it is judged that a root mean square value of the voltage in the grid is smaller than the upper limit of the low voltage value and greater than the lower limit of the low voltage value, controlling an active current value outputted from the inverter to be equal to a target active current value and controlling a reactive current value outputted to be equal to a target reactive current value, so that a comparison difference between a total current outputted by the inverter in a Low Voltage Ride Through state and a current outputted by the inverter in a normal state is smaller than a preset value. The method and apparatus settle problem that the poor stability is caused since control on the waveform and amplitude of the current is ignored in the Low Voltage Ride Through control on the inverter, such that the total current changes slightly before and after a voltage dip, which can support and stabilize the grid. | 2015-07-02 |
20150188402 | LOW POWER SWITCHED MODE POWER SUPPLY - A switched mode power supply for supplying power from a power source to one or more output voltage rails, including: a switching unit configured to receive a source voltage from the power source and to output a switched voltage, the switching unit including: a first switch configured to switch the source voltage to the switched voltage, and configured to be driven by the source voltage; and a second switch connected in parallel with the first switch, the second switch configured to switch the source voltage to the switched voltage, and configured to be driven by an output voltage of one of the output voltage rails. | 2015-07-02 |
20150188403 | EFFICIENCY ADJUSTMENTS IN POWER SUPPLY SYSTEM - A power supply system for maintaining the efficiency of an AC/DC power conversion unit in relation to a load is disclosed. The load varies in response to power usage during operation of the power supply system. An AC power input and a DC power output of the power conversion unit direct DC power to attached components. A master controller disposed in the power supply system detects the load of an attached computer system through a DC meter and executes an algorithm to determine the values of circuit parameters of conversion circuits in the AC/DC power conversion unit. The master controller sends the values to a mode controller through a digital signal interface. The mode controller adjusts the operating mode of the conversion circuits and thus changes the efficiency of the AC/DC power conversion unit. | 2015-07-02 |
20150188404 | POWER SUPPLY AND GATE DRIVER THEREIN - A power supply and a gate driver includes a power switching element to control current, a control circuit to output a control signal for opening or closing of the power switching element, and a gate drive circuit to open or close the power switching element in accordance with the control signal. The gate drive circuit includes a first inductive circuit connected to a supply voltage source, and a second inductive circuit connected to an input stage of the power switching element, and transfers electrical energy stored in the input stage of the power switching element, using the first and second inductive circuits. Accordingly, electrical energy supplied to the input stage of the power switching element during an ON state of the power switching element is again recovered during an OFF state of the power switching element. | 2015-07-02 |
20150188405 | HIGH EFFICIENCY RESONANT SWITCHED CAPACITOR CONVERTER WITH CONTINUOUS CONVERSION RATIO - A power converter, which comprises a resonant Switched Capacitor Converter (SCC) that consists of an input connected to an input voltage source, from which power is delivered to a load; a resonant tank circuit formed by a capacitor connected in series with an inductor and defining a resonant cycle; a first switch connected in series between a first contact of the input voltage source and a first contact of the resonant tank circuit; a second switch connected in series between the first contact of the resonant tank circuit and a first contact of the load; a conducting path connecting between a second contact of the input voltage source, a second contact of the resonant tank circuit and a second contact of the load and a third switch connected in parallel to the resonant tank circuit. The converter is adapted to charge the resonant tank circuit by controlling the first switch to start conducting at a first zero crossing point and allow current to flow from the input voltage source to the tank circuit during a first portion of the cycle; discharge the resonant tank circuit into the load by controlling the first switch to stop conducting and the second switch to start conducting, at a second zero crossing point to thereby allow current to flow from the tank circuit to the load during a second portion of the cycle, and reverse the voltage polarity on the capacitor by controlling the second switch to stop conducting and the third switch to start conducting at a third zero crossing point during the last portion of the cycle. | 2015-07-02 |
20150188406 | DC/DC CONVERTER, SWITCHING POWER SUPPLY DEVICE, AND ELECTRONIC APPARATUS - Provided is a DC/DC converter for a multi-phase switching power supply device which include a plurality of DC/DC converters including a master DC/DC converter and a plurality of slave DC/DC converters that are connected in parallel to each other and operate in different phases. The DC/DC converter includes: first and second terminals to cascade the plurality of DC/DC converters in a line: a phase detector that detects the number of operating converters in the switching power supply device and the phases of the plurality of DC/DC converters, on the basis of a current input to the first terminal and a current output from the second terminal; a phase holder that holds the detected phases and outputs a phase holding signal; and a clock generator that selects a clock corresponding to the phase of a host converter from multi-phase clocks, on the basis of the phase holding signal, and outputs the selected clock. The DC/DC converter performs a switching operation on the basis of the selected clock. | 2015-07-02 |
20150188407 | VOLTAGE REGULATOR - A method of operating a voltage regulator including a source voltage rail and a plurality of output voltage rails, the method including: converting a source voltage on the source voltage rail to a respective output voltage on each output voltage rail; selecting an output voltage rail; comparing the output voltage on the selected output voltage rail to a reference voltage for the selected output voltage rail; and if the output voltage of the selected output voltage rail is less than the reference voltage for the selected output voltage rail, controlling the voltage regulator to increase the output voltage on the selected output voltage rail, wherein the frequency at which an output voltage rail is selected is dependent upon the rate at which the voltage regulator has previously increased the output voltage on that output voltage rail. | 2015-07-02 |
20150188408 | POWER CONVERTER SYSTEM AND METHOD OF OPERATING THEREOF - A power converter including: a regulator including an output terminal to output an output voltage according to a first reference voltage, the output terminal to be coupled to a load; and a controller coupled to the output terminal, the controller to increase a current at the output terminal when a voltage at the output terminal is lower than a second reference voltage, and to decrease the current at the output terminal when the voltage at the output terminal is greater than a third reference voltage. | 2015-07-02 |
20150188409 | SIGNAL PROCESSOR, FILTER, CONTROL CIRCUIT FOR POWER CONVERTER CIRCUIT, INTERCONNECTION INVERTER SYSTEM AND PWM CONVERTER SYSTEM - A signal processor is configured to perform a process equivalent to performing a series of fixed-to-rotating coordinate conversion, a predetermined process and then rotating-to-fixed coordinate conversion, while maintaining linearity and time-invariance. The signal processor performs a process given by the following matrix G: | 2015-07-02 |