Class / Patent application number | Description | Number of patent applications / Date published |
290003000 | TRAIN | 12 |
20080238098 | DISTRIBUTED ARCHITECTURE FOR A GAS-TURBINE STARTER/GENERATOR - A gas-turbine starter/generator comprises: a generator module comprising a first casing, a generator housed in the first casing, and a first shaft constrained to rotate with the rotor of the generator, projecting from the first casing, and carrying a first mechanical coupling member; an exciter module, comprising a second casing, an exciter housed in the second casing, and a second shaft distinct from the first shaft, constrained to rotate with the rotor of the exciter, projecting from the second casing, and carrying a second mechanical coupling member; and an electrical connection comprising a rectifier and at least one connector for connecting the secondary circuit of the exciter to the primary circuit of the generator. The mechanical coupling members are coupled to a common gearwheel or to respective different gearwheels of a gearbox of the gas turbine. | 10-02-2008 |
20080309084 | Circuit and Method for Reducing a Voltage Being Developed Across a Field Winding of a Synchronous Machine - In an electrical power system of a diesel powered system having at least one diesel-fueled power generation unit, the electrical power system having a synchronous machine including a field winding being coupled to the diesel-fueled power generation unit, a battery for selectively providing a starting current during a starting mode of the electrical power system, and an inverter receiving the starting current for driving the synchronous machine and generating an inverter current, a circuit and method for reducing a voltage being developed across the field winding is described. The circuit includes a current conditioner for conditioning the inverter current and a parallel circuit interposed between the inverter and the current conditioner comprising a first branch including a resistance and a second branch including the field winding of the synchronous machine so that the parallel circuit is isolated from a voltage developed across the current conditioner during cranking. | 12-18-2008 |
20100032946 | Motion Induced Electrical Generator - A motion induced generator is mounted to a vehicle or conveyance to harness the oscillatory motion generated during travel of the vehicle or conveyance, and may be coupled to at least one device or system, such as an external rail car lighting system, a global positioning device, a diagnostic device, or a combination thereof. Once the motion of the vehicle is harnessed and translated into usable and/or storable energy, the current or voltage is transmitted directly to the units for immediate consumption or for storage in a battery, capacitor, or a combination thereof. | 02-11-2010 |
20130257047 | Railway Based Kinetic Energy Power Generation System - This is a system of kinetic power generating stations that produce renewable and clean energy from moving railcars. The amount of green energy produced will be dependent on inertia, weight, momentum, and speed of train. | 10-03-2013 |
20130270822 | ELECTRIC MACHINE, RAIL VEHICLE AND RAIL-MOUNTED CAR SET - An electric machine has a base body in which a stator of the electric machine is arranged. The electric machine has a rotor shaft which is mounted in the base body in bearings for rotation. The electric machine has a pick-up element connected in fixed rotative engagement with the base body and which taps a voltage present on the rotor shaft. The pick-up element is electrically connected to the base body via a capacitor and/or an ohmic resistor. A capacitance value of the capacitor is at least 1 nF. A resistance value of the ohmic resistor is between 10 mO and 10 O. | 10-17-2013 |
20130341920 | SYSTEM FOR GENERATING ELECTRIC CURRENT WHICH IS PRODUCED BY THE FORCE OF INERTIAL MOVEMENT IN SLOT CARS OR THE LIKE AND THROUGH THE USE OF MAGNETIC LEVITATION - System to generate electrical energy by magnetic levitation, using inertia propulsion force exerted by the railway carriages or similar, as used in entertaining games, characterized because system is formed with some alternators, which generate the current through the force of the rotational movement of the shafts connected to the transmission system of each of the wheels of the carriages, the alternators generates current, which is driven through power lines to a transformer provided with ground connections, through charcoal located at the wheels as a safety; generated current to transformer is driven by a high voltage line to a pantograph which allows to deliver the generated current to high voltage cables or stored in batteries for further use. | 12-26-2013 |
20140145438 | POWER SUPPLY SYSTEM - A power supply system is capable of generating electric power by building a roller coaster or the like dedicated for power generation on which a power generator is mounted, providing the roller coaster or the like with positional energy, and converting the given positional energy into kinetic energy, followed by converting the kinetic energy into electric energy. | 05-29-2014 |
20150035278 | DISTRIBUTED AUXILIARY POWER UNIT - Various methods and systems are provided for an auxiliary power unit. In one embodiment, an auxiliary power unit comprises a plurality of independent modules configured to be installed in respective different locations within a rail vehicle or other vehicle. Each module of the plurality of independent modules is configured to carry out one or more respective functions of the auxiliary power unit for providing auxiliary power in the vehicle. | 02-05-2015 |
20160043610 | CLEAN LOCOMOTIVE POWER GENERATION SYSTEM - The present application relates to a clean power generation and distribution system for a train. The system comprises a charging car and a storage car mechanically and electrically coupled together. Power is generated from the charging car as a result of the movement of the train along the track. Power is passed to the storage car for storage and distribution of the energy. The storage car utilizes one or more batteries. The storage car permits for one or more outlet boxes or detachable battery packs to allow for operators around the storage car to access the stored energy. | 02-11-2016 |
20160082849 | HYBRID DRIVE SYSTEM - A hybrid drive system includes first and second power supply devices supplying direct-current power, first and second power storage devices respectively connected to the first and second power supply devices and accumulating or discharging direct-current power, a first load device receiving direct-current power from the first power supply device and the first power storage device and driving a first load, a second load device receiving direct-current power from the second power supply device and the second power storage device and driving a second load, a first diode including an anode side terminal connected to an output side of the first power storage device, a second diode including an anode side terminal connected to an output side of the second power storage device, and an auxiliary power supply device to which a connection terminal of cathode side terminals of the first and second diodes is connected as an input terminal. | 03-24-2016 |
20160082850 | HYBRID DRIVE SYSTEM - A hybrid drive system includes first and second power supply devices that supply direct-current power; first and second power storage devices are respectively connected to the first and second power supply devices so as to accumulate or discharge the direct-current power; a first load device that receives a supply of the direct-current power from the first power supply device and the first power storage device and drives a first load; and a second load device that receives a supply of the direct-current power from the second power supply device and the second power storage device and drives a second load. The hybrid drive system includes an inter-group contactor for electrically connecting and disconnecting input terminals of the first power storage device and the second power storage device. | 03-24-2016 |
20160114814 | Multi-Engine Locomotive Propulsion - A multi-engine locomotive configuration is disclosed wherein engine outputs to DC traction motors are controlled by connecting the alternators with rectifiers in series for each engine of a multi-engine locomotive. This configuration uses the minimum number of rectifying diodes, eliminates the need for chopper circuits and simplifies the method of controlling the sequencing and output of two or more engines. The approach, which reduces the parasitic power loss by reducing the number of diodes, also enables a simplified means to efficiently manage engine cooling without additional cost and complexity of electrically-driven radiator fans. | 04-28-2016 |