17th week of 2016 patent applcation highlights part 27 |
Patent application number | Title | Published |
20160115793 | Compressor For An Axial Turbine Engine With Double Contra-Rotating Rotors - The invention concerns a compressor of an axial turbine engine comprising two rotors or contra-rotating drums, of which an inner rotor and an outer rotor are each provided with blade rows forming a regular alternating pattern. The inner rotor is provided with a radial annular junction fixed to the transmission shaft coming from a turbine. The outer rotor surrounds the inner rotor. The compressor also comprises a rotating bearing linked to the outer rotor and arranged axially level with the radial junction of the inner rotor so as to align the mechanical links axially. This alignment limits the effect of centrifugal force between the clearances between the blades and the walls of the rotors. A transmission with a pinion with a radial rotation axis allows the outer rotor to be driven by the inner rotor. | 2016-04-28 |
20160115794 | COMPOSITE ANNULUS FILLER - A composite annulus filler adapted to bridge the gap between two adjacent rotor blades attached to a rim of a rotor disc of a gas turbine engine. The annulus filler includes a unitary body portion having a platform which extends between the adjacent rotor blades and defines an airflow surface for air being drawn through the engine and a support body extending beneath the platform and terminating in a root which, in use, extends along a groove provided in the rim of the rotor disc. | 2016-04-28 |
20160115795 | TURBINE BLADE AIRFOIL AND TIP SHROUD - A turbine blade airfoil ( | 2016-04-28 |
20160115796 | TURBINE BLADE COOLING STRUCTURE - In a structure for internally cooling a turbine blade, a cooling medium passage is provided in the turbine blade. The cooling medium passage has a shape in which a plurality of cylindrical spaces, each having substantially cylindrical shape, extending in parallel with each other partially overlap each other. A cooling medium supply passage that supplies a cooling medium to the cooling medium passage is connected to a portion of the cooling medium passage that includes a peripheral wall, in a direction that forms an acute angle with respect to a longitudinal direction of the cooling medium passage. | 2016-04-28 |
20160115797 | COATED ARTICLE AND METHOD FOR PRODUCING COATING - A coated article and a method for producing a coating are disclosed. The method for producing a coating includes providing an iron-based alloy substrate, and depositing a protective coating over a surface of the iron-based alloy substrate. The protective coating includes a cobalt-chromium-based coating material having at least one anodic element distributed therein. The at least one anodic element being anodic to the iron-based alloy substrate. Another method for producing a coating includes providing an iron-based alloy substrate, depositing an underlayer including at least one anodic element over a surface of the iron-based alloy substrate, and depositing a top coat including a cobalt-chromium-based coating material over the underlayer. The at least one anodic element being anodic to the iron-based alloy substrate. The coated article includes a protective coating having at least one anodic element distributed therein deposited over a surface of an iron-based alloy substrate. | 2016-04-28 |
20160115798 | ROTOR BLADE WITH REDUCED ACOUSTIC RESPONSE - A turbine engine rotor blade having a trailing edge ( | 2016-04-28 |
20160115799 | METHOD OF FORMING TURBULATORS ON A TURBOMACHINE SURFACE AND APPARATUS - A method of forming a plurality of turbulators on a turbomachine surface includes depositing a portion of material on the turbomachine surface forming a first portion of the plurality of turbulators, adding additional material to the first portion, and establishing a desired dimension of the plurality of turbulators. | 2016-04-28 |
20160115800 | STATOR ASSEMBLY WITH PAD INTERFACE FOR A GAS TURBINE ENGINE - An inner platform structure of a stator vane for a gas turbine engine includes a male circumferential side opposite a female circumferential side, the male circumferential side includes a male wall received at least partially within a female wall of a neighboring stator vane at an interface with a pad at the interface. | 2016-04-28 |
20160115801 | MULTI-PIECE TURBINE AIRFOIL - A gas turbine engine includes a compressor, a combustor fluidly connected to the compressor via a flow path, and a turbine fluidly connected to the combustor via the flow path. At least one multi-piece structure is disposed within the flow path such that the multi-piece structure at least partially radially spans the flow path. The at least one multi-piece structure includes a fore portion defining a leading edge, a consumable aft portion defining a trailing edge, a pressure surface at least partially defined by a first surface of the fore portion and a first surface of the consumable aft portion, and a suction surface at least partially defined by a second surface of the fore portion and a second surface of the consumable aft portion. | 2016-04-28 |
20160115802 | PULSE ENERGY ENHANCED TURBINE FOR AUTOMOTIVE TURBOCHARGERS - A turbocharger with a turbine ( | 2016-04-28 |
20160115803 | PLATFORM COOLING CIRCUIT FOR A GAS TURBINE ENGINE COMPONENT - A component for a gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a platform having a first path side and a second path side and a platform cooling circuit disposed on one of the first path side and the second path side of the platform. The platform cooling circuit includes a first core cavity, a cavity in fluid communication with the first core cavity, and a cover plate positioned to cover at least the cavity. | 2016-04-28 |
20160115804 | SEAL SUPPORT STRUCTURE - The present disclosure relates to sealing systems for gas turbine engines. In one embodiment, a seal support structure for a gas turbine engine includes a seal support configured to retain a circumferential seal and an engine support configured for mounting the seal support structure to a gas turbine engine mount. The engine support includes at least one channel configured to provide radial movement of the seal support structure and circumferential retention of the seal support. Another embodiment is directed to a sealing system including a circumferential seal and seal support structure configured to provide radial movement. | 2016-04-28 |
20160115805 | FLEXIBLE FILM-RIDING SEAL - A seal apparatus for a rotary machine, including a plurality of sealing assembly segments surrounding a rotor element which is mounted for rotation about a longitudinal axis and has an outer surface. Each of the segments includes a shoe with one or more labyrinth teeth facing the outer surface and a shoe plate disposed downstream of the one or more labyrinth seal teeth and configured to generate an aerodynamic force between the shoe plate and the outer surface of the rotor element. The shoe is further configured to be flexible in a radial-axial plane in response to fluid film forces generated by interaction of the sealing assembly segment and the rotor element, and an axially-oriented beam spring connects the shoe to a stationary seal body. | 2016-04-28 |
20160115806 | SEGMENTED SEAL - The present disclosure relates generally to a seal between two circumferential components. The seal comprises a plurality of seal segments disposed adjacent one another by a retaining ring that is at least partially disposed within a cavity formed within each of the plurality of seal segments. | 2016-04-28 |
20160115807 | MULTI-PIECE SEAL - The present disclosure relates generally to a seal between two components. The seal includes a plurality of seal sections including convolutions therein that are inter-engaged with one another to form flexible and resilient seals. | 2016-04-28 |
20160115808 | HINGED SEAL - The present disclosure relates generally to a seal between two components. The seal includes a first substantially frustoconical seal section including a first seal section radially outer end and a first seal section radially inner end. The seal also includes a second substantially frustoconical seal section including a second seal section radially outer end and a second seal section radially inner end, wherein the second seal section radially inner end is supported by the first seal section radially inner end to create a hinge joint allowing an angle defined between the first and second seal sections to change. | 2016-04-28 |
20160115809 | BIFURCATED SLIDING SEAL - The present disclosure relates generally to a sliding seal between two components. The sliding seal includes a first seal section and an uncoupled second seal section which allows the first and second seal sections to move relative to one another during relative movement between the two components. One or more spring tabs extend from the first seal section and/or the second seal section, are disposed between the first and second seal sections, and bias the first and second seal sections away from one another. | 2016-04-28 |
20160115810 | BIFURCATED SLIDING SEAL - The present disclosure relates generally to a sliding seal between two components. The sliding seal includes a first seal section and an uncoupled second seal section which allows the first and second seal sections to move relative to one another during relative movement between the two components. A wave spring and/or a rope seal is disposed between the first and second seal sections biases the first and second seal sections away from one another. | 2016-04-28 |
20160115811 | CONFORMAL SEAL - The present disclosure relates generally to a sliding seal between two components. The sliding seal includes a first seal section and an adjacent second seal section, each including a base and two extending legs defining respective first and second ends of the seal. At least the first seal section includes a first plurality of slots extending from the first end to the base and a second plurality of slots extending from the second end to the base. | 2016-04-28 |
20160115812 | SLIDING SEAL - The present disclosure relates generally to a sliding seal between two components. At least one of the two components includes a ramped surface on which the sliding seal slides during relative movement between the two components. | 2016-04-28 |
20160115813 | DUAL COMPLIANT SEAL - The present disclosure relates generally to a seal between two circumferential components. The seal comprises a first rope seal partially disposed within a first retainer, a second rope seal partially disposed within a second retainer, a carrier including a first end operatively coupled to the first retainer and a second end operatively coupled to the second retainer. | 2016-04-28 |
20160115814 | SLIDING SEAL - The present disclosure relates generally to a sliding seal between two components. The sliding seal includes a first seal section and an uncoupled second seal section which allows the first and second seal sections to move relative to one another during relative movement between the two components. A wave spring disposed between the first and second seal sections biases the first and second seal sections away from one another. A compliant seal is carried by the second seal section. Other combinations of seal sections, wave springs, and compliant seals are also disclosed. | 2016-04-28 |
20160115815 | TURBINE ASSEMBLY - The invention relates to a turbine in which a bypass-passage extends through a base member of a stationary vane to join seal cavities of adjacent rotating blade rows so that seal flow passing between a casing and shrouds of the rotating blades at least partially bypasses the turbine main flow passage. | 2016-04-28 |
20160115816 | GAS TURBINE ENGINE WITH SEAL INSPECTION FEATURES - A turbine shroud of a turbine of a gas turbine engine and methods of making the turbine shroud are disclosed. The turbine shroud is configured to direct products of a combustion reaction in a combustor of the gas turbine engine toward a plurality of rotatable turbine blades of the turbine to cause the plurality of turbine blades to rotate. | 2016-04-28 |
20160115817 | TURBOMACHINE COMPRISING AN ELECTRIC CURRENT GENERATOR ALLOWING OIL INJECTION FROM THE INSIDE OF A ROTOR SHAFT - A turbomachine for an aircraft, comprising a rotor shaft, a turbomachine case, a lubricated bearing chamber, at least one bearing supporting the rotor shaft and being located in the bearing chamber, a lubrication device comprising oil injection means to inject oil into the bearing chamber, and oil supply means to supply oil to said oil injection means, and an electric current generator, comprising an armature driven by the rotor shaft and a field coil fixed to the turbomachine case. The generator has an orifice, which passes longitudinally through the generator from one end to the other, and the oil injection means pass through the orifice so that oil can circulate in the axial direction through the generator. | 2016-04-28 |
20160115818 | ARTICLE AND METHOD OF MAKING THEREOF - An article including a substrate and a plurality of coatings disposed on the substrate is presented. The plurality of coatings includes a thermal barrier coating disposed on the substrate; and a protective coating including a calcium-magnesium-aluminum-silicon-oxide (CMAS)-reactive material disposed on the thermal barrier coating. The CMAS-reactive material includes an NZP-type material. The CMAS-reactive material is present in the plurality of coatings in an effective amount to react with a CMAS composition at an operating temperature of the thermal barrier coating, thereby forming a reaction product having one or both of melting temperature and viscosity greater than that of the CMAS composition. A method of making the article and a related turbine engine component are also presented. | 2016-04-28 |
20160115819 | ARTICLE AND METHOD OF MAKING THEREOF - An article including a substrate and a plurality of coatings disposed on the substrate is presented. The plurality of coatings includes a thermal barrier coating disposed on the substrate; and a protective coating including a calcium-magnesium-aluminum-silicon-oxide (CMAS)-reactive material disposed on the thermal barrier coating. The CMAS-reactive material has an orthorhombic weberite crystal structure. The CMAS-reactive material is present in the plurality of coatings in an effective amount to react with a CMAS composition at an operating temperature of the thermal barrier coating, thereby forming a reaction product having one or both of melting temperature and viscosity greater than that of the CMAS composition. A method of making the article and a related turbine engine component are also presented. | 2016-04-28 |
20160115820 | HOLLOW METAL OBJECTS AND METHODS FOR MAKING SAME - A method of making a hollow metal component comprising the steps of providing at least one core comprising a first side and a reverse side; utilizing a first metal spray process to apply at least one metal or metal alloy to the first side of the core, resulting in a partially-formed structure comprising a first side and a reverse side; and utilizing a second metal spray process to apply at least one metal or metal alloy to the reverse sides of the partially-formed structure and the core, resulting in a rough structure. A hollow metal component comprising a first side having interior and exterior surfaces, a reverse side having interior and exterior surfaces, the interior surfaces of the first side and the reverse side defining at least one cavity. The component is integrally formed and has regions comprising relatively different material compositions, the regions having gradual transitions of materials therebetween. | 2016-04-28 |
20160115821 | BLADED ROTOR DISK INCLUDING ANTI-VIBRATORY FEATURE - A rotor disk includes a ring shaped rotor body defining a radially inward opening, rims protrude radially outward from the rotor body, and outwardly facing rotor blade retention slots are defined between circumferentially adjacent rims. Each slot is operable to receive and retain a corresponding rotor blade, and each rim of the rims includes an anti-vibratory feature. The anti-vibratory feature includes a structure defining an isogrid pattern intruding into a surface of the rim. | 2016-04-28 |
20160115822 | Lattice Type Blade Of An Axial Turbine Engine Compressor - The invention relates to a blade of a low-pressure compressor of an axial turbine engine. The blade comprises a vane in which a cavity is formed. The vane has a leading edge and a trailing edge, an intrados surface and an extrados surface which extend from the leading edge to the trailing edge, an outer casing which forms the intrados surface and the extrados surface and which delimits the cavity. The blade further comprises closed foam, such as a polymethacrylic foam, which blocks the cavity in order to isolate it from the environment of the blade. The blade further has a three-dimensional lattice which is formed in the cavity and which is integral with the vane of the blade. This barrier protects from chemical attacks and the introduction of impurities. The invention also relates to a production method for a hollow turbine engine blade which is filled with foam. | 2016-04-28 |
20160115823 | TURBINE HOUSING OF AN EXHAUST-GAS TURBOCHARGER - A turbine housing ( | 2016-04-28 |
20160115824 | ROTARY SYSTEM - An object of the present invention is to provide a rotary system capable of maintaining a distance of separation between two rotary machines and inhibiting vibration in an intermediate shaft connecting rotary shafts of the two rotary machines to each other. The rotary system includes a first rotary machine having a first rotary shaft, a second rotary machine having a second rotary shaft, and an intermediate shaft device having an intermediate shaft main body having a first end portion connected to the first rotary shaft and a second end portion connected to the second rotary shaft and rotating about an axis and a plurality of bearing devices slidably supporting the intermediate shaft main body. | 2016-04-28 |
20160115825 | SEAL SUPPORT STRUCTURE FOR A CIRCUMFERENTIAL SEAL OF A GAS TURBINE ENGINE - A seal support structure is provided for a circumferential seal. In one embodiment, the seal support structure includes an engine support structure, a seal support, and a shoulder joining the engine support and seal support. The shoulder offsets the engine support from the seal support, and the shoulder and the seal support structure are configured to dampen vibration for the circumferential seal. The seal support structure may employ one or more dampening elements or materials to interoperate with a seal support structure to dampen vibration to a seal system. | 2016-04-28 |
20160115826 | COMBINED CYCLE POWER PLANT - The present invention generally relates to a combined cycle power plant. More in particular, the present invention relates to a plant where the temperature of the flow of gas exiting the turbine is lowered without the need of employing high cost nickel alloys within the heat recovery steam generator. | 2016-04-28 |
20160115827 | HEAT TRANSFER PROCESS - The use of a refrigerant in organic Rankine cycle systems including at least one hydrofluoroolefin, having at least four carbon atoms represented by the formula (I) R1CH═CHR2 in which R1 and R2 independently represent alkyl groups having from 1 to 6 carbon atoms, substituted with at least one fluorine atom, optionally with at least one chlorine atom. | 2016-04-28 |
20160115828 | CAMSHAFT ADJUSTER - A camshaft adjuster having a drive element, an output element and a spring, wherein the drive element and the output element can rotate relative to each other, wherein the spring is secured by a spring bearing of the drive element and a spring bearing of the output element, wherein the spring supports the relative rotation between the drive element and the output element, wherein the spring bearing has a radius that is larger than the radius of the spring and, as a result of this ratio of the radii, a two-line contact between the spring and the spring bearing is formed. | 2016-04-28 |
20160115829 | ELECTRONIC ACTIVE LOCK PIN CONTROL METHOD FOR MIDDLE PHASE TYPE CONTINUOUSLY VARIABLE VALVE TIMING SYSTEM - An electronic active lock pin control method may include checking whether a default position of a lock pin is present, determining whether the checked default position of the lock pin is due to lock pin parking or limphome, entering the default position of the lock pin into an active mode at a time of the lock pin default position by the lock pin parking, while entering the default position of the lock pin into a passive mode at a time of the lock pin default position by the limphome, and performing a phase control mode to track the middle phase type CVVT target value after the passive mode or the active mode. | 2016-04-28 |
20160115830 | DETECTION APPARATUS FOR AT LEAST ONE OF TEMPERATURE AND PRESSURE IN A CYLINDER OF AN INTERNAL COMBUSTION ENGINE - An apparatus for measuring at least one of temperature and pressure within a cylinder of an internal combustion engine can include an engine valve and a sensor. The internal combustion engine can include a valvetrain having rocker arm assembly, a camshaft, a valve, and a hydraulic lash adjuster. The engine valve can have a valve head and a valve stem extending from the valve head in an axial direction. The valve head can have a valve face configured to be in pressure communication with an engine cylinder. The valve stem can have an outer surface with a cylindrical portion and a variably-shaped portion. The variably-shaped portion can define a target detectable by the sensor and the sensor can be installed adjacent to the target. Alternatively, the sensor can be positioned to detect a level of force at some point along the valvetrain. | 2016-04-28 |
20160115831 | LATCH INTERFACE FOR A VALVE ACTUATING DEVICE - A novel latch seat for a switching rocker arm assembly used in variable valve actuation (VVA) systems for internal combustion engines. The seat is formed interactively in the assembled switching rocker arm using a novel fixture and press. The press interactively creates a curved dimple of the correct curvature, position and depth while measuring several lash dimensions. Since the latch seat is formed on the assembled rocker arm assembly, the latch seat depth is designed to account for the inaccuracies in the rocker arm assembly parts which create lash. Therefore all of the parts may be made with less precision since the latch seat is sized to compensate for the inaccuracies of all of the parts. The rocker arm assembly parts now may be manufactured to less stringent standards, but result in a rocker arm assembly with same accuracy of rocker arm assemblies manufactured to previous standards. | 2016-04-28 |
20160115832 | VARIABLE DISPLACEMENT LUBRICANT PUMP - A lubricant pump comprises a shiftable control ring, a pump rotor rotating in the control ring, a pump outlet, and a pressure control system. The pressure control system comprises a pressure control chamber which pushes the control ring into a high pumping volume direction, an engine pressure input port connected to an engine pressure output port of an engine, a pilot chamber connected to the engine pressure input port which pushes the control ring into a low pumping volume direction, and a pressure control valve which controls a pressure in the pressure control chamber. The pressure control valve comprises a control valve plunger which opens/closes a control port to connect/disconnect the pressure control chamber to the atmospheric. The control valve plunger is fluidically connected to the engine pressure input port so that the control valve plunger is pushed by a lubricant pressure of the engine into an open position. | 2016-04-28 |
20160115833 | POLLUTION CONTROL DEVICE STRUCTURE WITH LOWER FRICTION SURFACE AND UNDERLYING HIGHER FRICTION SURFACE - A structure comprising at least one inorganic layer comprising inorganic materials suitable for use in a pollution control device. A friction-inducing material is disposed on at least one side of the inorganic layer. The deposited friction-inducing material defines a higher friction area exhibiting a static coefficient of friction higher than that of the inorganic materials. A lower friction layer is disposed so as to cover at least a portion of the higher friction area and define an exposed surface area of the structure. The exposed surface area exhibits a lower static coefficient of friction than that of the higher friction area. The lower friction layer no longer covers a substantial portion of the higher friction area, after the pollution control device is assembled. | 2016-04-28 |
20160115834 | EXHAUST GAS TREATMENT DEVICE, ESPECIALLY FOR AN EXHAUST GAS FLOW PATH OF AN INTERNAL COMBUSTION ENGINE, AND METHOD FOR MANUFACTURING AN EXHAUST GAS TREATMENT DEVICE - An exhaust gas treatment device for an exhaust gas flow path of an internal combustion engine, includes a tubular carrier body ( | 2016-04-28 |
20160115835 | DIESEL PARTICULATE FILTER AND EXHAUST GAS PURIFICATION DEVICE - Provided is a novel DPF which can prevent PM from accumulating on the surface and interior of a filter substrate, and can suppress an increase in back pressure caused by exhaust gas. The DPF has a configuration in which an inorganic porous layer, which includes a metal oxide or a metal composite oxide and provided with surface irregularities having a thickness of at least 50% of the thickness of the inorganic porous layer, is formed on part or all of the surface of the dividing wall on the side where exhaust gas flows in. | 2016-04-28 |
20160115836 | EXHAUST GAS TREATMENT SYSTEM - A method and system for treating exhaust gas from stationary engines used to generate electricity is provided. Substantially all of the exhaust gases from at least one stationary combustion engine used for electrical power generation are collected and routed to an absorption tower. Inside the absorption tower the exhaust gases travel upwards in and through a plurality of perforated plates to a gas outlet in a top of the absorption tower. While the gas is ascending in the absorption tower, water is sprayed on the ascending gas and the perforated plates and this water is collected in the bottom of the absorption tower where at least some of it will be reused by spraying it back into the absorption tower to treat more exhaust gas from the combustion engines. | 2016-04-28 |
20160115837 | Method for operating a device for providing a liquid additive - A method for operating a device for providing a liquid additive, the device having a delivery path running from a tank to an additive dispensing device, at least one section of the delivery path forming a jacket, includes: delivering the liquid additive from the tank to the additive dispensing device along the delivery path in a delivery direction; stopping the delivery of the liquid additive; at least partially evacuating the section of the delivery path; and forming a thermal insulator in the jacket by the evacuated delivery path. | 2016-04-28 |
20160115838 | SYSTEMS AND METHODS FOR MANAGING DIESEL EXHAUST FLUID STRATIFICATION - A method for an exhaust system is provided, comprising adjusting reductant injection responsive to a reductant concentration, the reductant concentration based on concentration sensor readings and vehicle motion. If the reductant freezes, the reductant may stratify, leading to inaccurate concentration sensor readings. Vehicle motion may mix the reductant, thereby ensuring an accurate concentration measurement which may then be used to adjust reductant injection. | 2016-04-28 |
20160115839 | SYSTEM AND METHOD FOR EMISSIONS CONTROL IN GAS TURBINE SYSTEMS - A system includes an emissions control system. The emissions control system includes a processor programmed to receive one or more selective catalytic reduction (SCR) operating conditions for an SCR system. The SCR system is included in an aftertreatment system for an exhaust stream. The processor is also programmed to receive one or more gas turbine operating conditions for a gas turbine engine. The gas turbine engine is configured to direct the exhaust stream into the aftertreatment system. The processor is further programmed to derive a NH | 2016-04-28 |
20160115840 | Construction Machine - An inlet port ( | 2016-04-28 |
20160115841 | ELECTRICALLY HEATED CATALYTIC CONVERTER - The present invention provides a highly durable, electrically heated catalytic converter including an inner tube on which an insulation layer is formed, wherein the insulation layer is less susceptible to damage such as cracking and peeling even when thermal stress occurs in a curvature section of the inner tube where the insulation layer is formed. The present invention provides an electrically heated catalytic converter for purifying exhaust gas, the electrically heated catalytic converter including a catalyst carrier supporting a catalyst and configured to generate heat by energization; a case for accommodating the catalyst carrier; and an electrical insulation mat interposed between the catalyst carrier and the case, wherein the case includes an outer tube disposed at the outermost side and an inner tube disposed inside the outer tube; in a cross section upstream of the catalyst carrier taken along a plane including the central axis of the case, the inner tube includes one or more curvature sections curved so as to outwardly project and extended sections connected to the one or more curvature sections, an insulation layer including an amorphous inorganic material is formed at least on an inner surface of the one or more curvature sections and the extended sections of the inner tube, the one or more curvature sections include a first curvature section located closest to the catalyst carrier, the first curvature section has a first curvature section insulation layer formed thereon, the first curvature section insulation layer having a thickness of 100 to 400 μm, the extended sections include a first extended section connected to the first curvature section and adjacent to the catalyst carrier, the first extended section has a first extended section insulation layer formed thereon, and the thickness of the first curvature section insulation layer is greater than 1 time to less than 1.4 times the thickness of the first extended section insulation layer. | 2016-04-28 |
20160115842 | ELECTRICALLY HEATED CATALYTIC CONVERTER - The present invention provides a highly durable, electrically heated catalytic converter having a relatively simple structure while its inner tube is curved toward the central axis, wherein an insulation layer formed on the inner tube is less susceptible to cracking and peeling even when the inner tube is subjected to temperature changes or temperature gradients. An electrically heated catalytic converter for purifying exhaust gas includes a catalyst carrier supporting a catalyst and configured to generate heat by energization; a case for accommodating the catalyst carrier; and an electrical insulation mat interposed between the catalyst carrier and the case, wherein the case includes an outer tube disposed at the outermost side and an inner tube disposed inside the outer tube; in a cross section upstream of the catalyst carrier taken along a plane including the central axis of the case, the inner tube includes a first curved portion and a second curved portion formed in this order from the side closer to the catalyst carrier, the first curved portion is curved so as to outwardly project and the second curved portion is curved in the direction opposite to the curvature of the first curved portion so as to project toward the central axis, the second curved portion has a curvature radius larger than that of the first curved portion, and an insulation layer is formed on at least one portion of the inner tube. | 2016-04-28 |
20160115843 | ELECTRICALLY HEATED CATALYTIC CONVERTER - The present invention provides a highly durable, electrically heated catalytic converter including an insulation layer formed on an inner tube, wherein the insulation layer is less susceptible to cracking and peeling even when high thermal stress occurs in the insulation layer at and near the end portion of an inner tube, at upstream of a catalyst carrier. An electrically heated catalytic converter for purifying exhaust gas includes a catalyst carrier supporting a catalyst and configured to generate heat by energization; a case for accommodating the catalyst carrier; and an electrical insulation mat interposed between the catalyst carrier and the case, wherein the case includes an outer tube disposed at the outermost side and an inner tube disposed inside the outer tube; in a cross section upstream of the catalyst carrier taken along a plane including the central axis of the case, the inner tube is curved at least once so as to outwardly project and then obliquely extends toward the central axis of the case, an insulation layer having a thickness of 100 to 200 μm is formed in the range from an end portion of the inner tube to 10% of the length of the inner tube from the end portion of the inner tube to an end of the catalyst carrier, an insulation layer having a thickness of 100 to 400 μm is formed in the range from a point immediately after 10% of the length away from the end portion of the inner tube to 50% of the length of the inner tube from the end portion to the end of the catalyst carrier, and the insulation layer formed in the range from the end portion of the inner tube to 10% of the length is thinner than the insulation layer formed in the range from a point immediately after 10% of the length away from the end portion of the inner tube to 50% of the length. | 2016-04-28 |
20160115844 | DOSING AND MIXING ARRANGEMENT FOR USE IN EXHAUST AFTERTREATMENT - A dosing and mixing arrangement is disclosed herein. The arrangement includes a mixing tube having a constant diameter along its length. At least a first portion of the mixing tube includes a plurality of apertures. The arrangement also includes a swirl structure for causing exhaust flow to swirl outside of the first portion of the mixing tube in one direction along a flow path that extends at least 270 degrees around a central axis of the mixing tube. The arrangement is configured such that the exhaust enters an interior of the mixing tube through the apertures as the exhaust swirls along the flow path. The exhaust entering the interior of the mixing tube through the apertures has a tangential component that causes the exhaust to swirl around the central axis within the interior of the mixing tube. The arrangement also includes a doser for dispensing a reactant into the interior of the mixing tube. | 2016-04-28 |
20160115845 | FLUID CONTROL VALVE DEVICE - A fluid control valve device includes a seal part disposed to a valve part. The seal part is elastically deformable and contacts a valve seat when a fluid passage is closed to intercept fluid from passing through the fluid passage. The valve seat has a surface opposing the seal part, a first projection part projected from the surface toward an upper surface of the seal part and having an annular shape, and a second projection part projected from the surface toward the upper surface of the seal part on a radially outer side of the first projection part. When the fluid passage is closed by the valve part, the first projection part is in tight contact with the seal part, and the second projection part is configured to collide with the seal part. | 2016-04-28 |
20160115846 | RETENTION MATERIAL FOR GAS PROCESSING DEVICE - A retention material for a gas processing device including a processing structure and a casing for accommodating the processing structure, the retention material including inorganic fibers and being arranged between the processing structure and the casing, wherein in a test of repeating a cycle of compressing the retention material until a bulk density of the retention material becomes a prescribed compression bulk density, followed by retaining for 10 seconds, and then releasing until a bulk density of the retention material becomes a release bulk density that is smaller by 12% of said prescribed compression bulk densit; a release surface pressure of the retention material after repeating the cycle 2500 times and the compression bulk density of the retention material satisfies the relationship, P≧17.10×D−1.62 wherein P is the release surface pressure (N/cm | 2016-04-28 |
20160115847 | MODULAR MIXER INLET AND MIXER ASSEMBLY TO PROVIDE FOR COMPACT MIXER - A mixer assembly for a vehicle exhaust system includes a mixer having an upstream end and a downstream end. The mixer defines an internal cavity within which exhaust gases are mixed. A mixer inlet body has an enclosed end and an open end that attaches to the upstream end of the mixer. The mixer inlet body includes an outer peripheral surface extending from the enclosed end to the open end to surround a center axis. The outer peripheral surface includes an inlet port and the enclosed end includes a helically formed portion that initiates a swirling motion to the exhaust gases exiting the inlet port. | 2016-04-28 |
20160115848 | Exhaust Gas Aftertreatment Device - The aftertreatment device has a casing ( | 2016-04-28 |
20160115849 | ABNORMALITY DIAGNOSING APPARATUS - An abnormality diagnosing apparatus configured to diagnose abnormality of a fuel injection amount of a diesel engine includes: an oxidation catalyst provided in an exhaust gas passage; an exhaust gas temperature detector configured to detect an upstream-side exhaust gas temperature and a downstream-side exhaust gas temperature, the upstream-side exhaust gas temperature being an exhaust gas temperature on an upstream side of the oxidation catalyst, the downstream-side exhaust gas temperature being an exhaust gas temperature on a downstream side of the oxidation catalyst; and an abnormality determining unit configured to determine whether the fuel injection amount is excessive or not on the basis of comparison between the upstream-side exhaust gas temperature and the downstream-side exhaust gas temperature. | 2016-04-28 |
20160115850 | EXHAUST GAS ANALYZING SYSTEM AND PUMPING DEVICE - Disclosed is an exhaust gas analyzing system which includes a main flow passage provided with a PM collection filter, a diluted exhaust gas sampling flow passage connected upstream of the PM collection filter of the main flow passage for sampling a part of diluted exhaust gas, a diluted exhaust gas flow rate adjusting mechanism connected downstream of the PM collection filter of the main flow passage, and control equipment altering a setting flow rate of the diluted exhaust gas flow rate adjusting mechanism depending on a flow rate of sampling diluted exhaust gas flowing through the diluted exhaust gas sampling flow passage. | 2016-04-28 |
20160115851 | ABNORMALITY DIAGNOSIS DEVICE FOR EXHAUST GAS CONTROL APPARATUS (AS AMENDED) - An object of the invention is to suppress a reduction in accuracy of abnormality diagnosis with an abnormality diagnosis device for an exhaust gas control apparatus that performs the abnormality diagnosis regarding the exhaust gas control apparatus by using the amount of NO | 2016-04-28 |
20160115852 | DISPERSION PLATE AND INTERNAL COMBUSTION ENGINE - A dispersion plate that can be arranged on an upstream side of an oxygen concentration sensor in an exhaust pipe of an internal combustion engine, the oxygen concentration sensor being arranged in the exhaust pipe, is provided. The dispersion plate is configured to disperse an exhaust flow in the exhaust pipe. The dispersion plate includes a first plate and a second plate. The first plate includes a deflection plate that extends in an inclined direction and a twisted direction with respect to an extending direction of the exhaust pipe. The second plate extends in a direction orthogonal to the extending direction of the exhaust pipe. The second plate includes a through hole. The second plate is arranged on an outer circumferential side of the first plate in the exhaust pipe. | 2016-04-28 |
20160115853 | WELDING STRUCTURE OF WARM-UP CATALYTIC CONVERTER - A welding structure for a warm-up catalytic converter (WCC) of a vehicle includes a flange of a turbine housing connected to a front cone of the WCC which reduces an exhaust gas emitted from an engine. A through hole is formed in the flange, through which the exhaust gas flows. An extending portion, which extends in a direction in which the exhaust gas flows from the through hole, is formed and surface-contacts the front cone. The front cone is welded to the extending portion to connect the flange to the front cone. | 2016-04-28 |
20160115854 | ENGINE BLOCK ASSEMBLY - An engine block assembly includes an engine block casting including a plurality of cylinder bores disposed in series, each cylinder having a cylinder wall. Outer engine block walls are peripheral to the cylinder walls. A channel is formed between outer peripheral surfaces of the cylinder walls and the outer engine block walls. A coolant passage fluidly connects through the outer block walls to the channel. A water jacket insert includes an upper flange, a strut portion and a lower flange. A plurality of orifices are formed in the strut portion. A compressible seal attached to the lower flange of the water jacket insert, which is assembled into the channel and conforms to a bottom portion of the channel. | 2016-04-28 |
20160115855 | EBULLIENT COOLING DEVICE - A pressure relief valve 56 is opened from a time t | 2016-04-28 |
20160115856 | Engine Fan Control System and Method - This document discloses an adaptive fan control system for controlling a fan that cools an engine of a machine. Many machines carry out repetitive tasks or work cycles. The cooling requirements of the engine vary for each portion or segment of a work cycle. The disclosed system includes a controller with a memory having a plurality of stored work cycle patterns. Using a variety of sensors, the system and controller identities the work cycle that the machine is carrying out and, using one of the stored work cycle patterns, the system anticipates the cooling requirements of the machine as the machine progresses through the work cycle and the system proactively changes the fan speed for upcoming segments of the work cycle. | 2016-04-28 |
20160115857 | VARIABLE FAN IMMERSION SYSTEM FOR OPTIMAL FAN EFFICIENCY - A vehicle cooling system is provided having a heat exchanger, a cooling fan, and a fan shroud. The vehicle cooling system has a variable cooling fan immersion system that uses a control system and a variable cooling fan immersion depth adjustment mechanism to control the percentage of cooling fan immersion into the space enclosed by the fan shroud. The variable cooling fan immersion system is used to maximize the efficiency of a variable pitch cooling fan, a variable speed cooling fan drive, or both. | 2016-04-28 |
20160115858 | CONTROLLING A COOLANT PUMP AND/OR CONTROL VALVE OF A COOLING SYSTEM FOR AN INTERNAL COMBUSTION ENGINE OF A MOTOR VEHICLE - The present disclosure relates to a method for determining an actuating value for a coolant pump or a control valve of a cooling system for an infernal combustion engine of a motor vehicle. In particular, a pre-control value for ascertaining the actuating value is determined in a first determination mode based on a prescribed first allocation as a function of an output variable of the infernal combustion engine and a temperature difference of a heat exchanger of the cooling system. | 2016-04-28 |
20160115859 | CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE - A control apparatus for an internal combustion engine executes shaft heating control that controls the energization of an electric motor so that a driving torque and a braking torque are alternately imparted from the electric motor to a rotary shaft when the temperature of a lubricating oil (lubricant) is less than or equal to a predetermined value. According to the shaft heating control, in a case where a target intake air pressure Pt is higher than an actual intake air pressure P, a proportion that a driving torque impartation period τ | 2016-04-28 |
20160115860 | SPARK-IGNITION ENGINE - There is provided a spark-ignition engine with which a gas supply device and an intake system can be integrated with the engine. In the spark-ignition engine including: a throttle body; a gas mixer; a gas regulator; and a gas relay pipe, a collector portion of an intake manifold is supported to extend in a front-back direction on one side of a cylinder head cover, the throttle body is mounted to a back portion of the collector portion of the intake manifold, the gas mixer is mounted to a back portion of the throttle body above a flywheel, the gas regulator is disposed on a side of an exhaust manifold above the flywheel and mounted to a cylinder head, and the gas relay pipe is supported to extend sideways between the gas regulator and the gas mixer behind the cylinder head cover. | 2016-04-28 |
20160115861 | CONDENSED WATER TREATMENT DEVICE FOR INTERNAL COMBUSTION ENGINE - A condensed water treatment device determines whether a storage water quantity Qw of condensed water generated in an EGR cooler and stored in a condensed water tank is equal to or less than a lower limit t | 2016-04-28 |
20160115862 | Rotary Engine with Rotating Fuel and Exhaust Distributor - An internal combustion engine having combustion chambers that rotate about a main shaft axis in a step-wise manner. A first and second rotor each have elongate pistons that are interdigitated so that when one rotor rotates with respect to the other rotor, some combustion chambers between the interdigitated pistons decrease in volume and other combustion chambers increase in volume. Fuel mixture and exhaust apparatus forms one end wall of the combustion chambers to feed a fuel mixture to the increasing-volume chambers and extract the exhaust gasses from other decreasing-volume chambers. The fuel mixture and exhaust apparatus rotates in a direction opposite the first and second rotors, and twice the rotational rate of such rotors. | 2016-04-28 |
20160115863 | ROUND INTERNAL COMBUSTION ENGINE - A round internal combustion engine ( | 2016-04-28 |
20160115864 | CONFORMAL SURFACE HEAT EXCHANGER FOR AIRCRAFT - A heat exchanger is described which conforms to external surface contours of an aircraft, such as an airplane or a helicopter, having a turbo-prop assembly. The heat exchanger is provided to cool engine fluids, which rise in temperature during engine operation. | 2016-04-28 |
20160115865 | GAS TURBINE ENGINE WITH HIGH SPEED LOW PRESSURE TURBINE SECTION AND BEARING SUPPORT FEATURES - A turbine section of a gas turbine engine according to an example of the present disclosure includes, among other things, a fan drive turbine section, and a second turbine section. The fan drive turbine section has a first exit area at a first exit point and is configured to rotate at a first speed. The second turbine section has a second exit area at a second exit point and is configured to rotate at a second speed, which is faster than the first speed. | 2016-04-28 |
20160115866 | OFFSET CORES FOR GAS TURBINE ENGINES - A gas turbine engine includes a propulsor with a power turbine, a power turbine shaft extending forward therefrom defining a centerline axis, and a fan driven by the power turbine shaft. The fan is aligned with the centerline axis forward of the power turbine and is operatively connected to be driven by the power turbine through the power turbine shaft. A gas generator operatively connected to the propulsor is included downstream from the fan and forward of the power turbine, wherein the gas generator defines a generator axis offset from the centerline axis. The gas generator is operatively connected to the power turbine to supply combustion products for driving the power turbine. | 2016-04-28 |
20160115867 | WATER DELIVERY SYSTEM FOR GAS TURBINE COMPRESSOR - A water delivery system for a gas turbine compressor having a plurality of blade stages positioned about a rotating shaft is provided. The plurality of blade stages are configured to compress an airflow. The water delivery system includes a nozzle system to inject water between at least one pair of the plurality of blade stages; and a controller controlling whether the water injected by the nozzle system is injected at a first pressure that augments power output during an operation mode of the plurality of blade stages and a second, lower pressure that washes at least some of blades of the plurality of blade stages during a wash mode of the plurality of blade stages. | 2016-04-28 |
20160115868 | TURBO-CHARGING SYSTEM OF AN ENGINE - A turbo-charging system of an engine comprising: a central body on which a turbine and a compressor, both keyed on a same shaft, are mounted, and at least two flange diffusers connected to two Venturi tubes comprised in the central body and ending with nozzles. The turbocharging system is interposed between the engine air filter and the engine throttle unit, the turbine receiving from the nozzles the engine intaking air at the output of the air filter whose flow determines the handling of the turbine and, through the shaft, of the compressor. | 2016-04-28 |
20160115869 | METHOD FOR OPERATING A COMBINED CYCLE POWER PLANT - A method for operating a combined cycle power plant includes additional burners being arranged in the waste heat boiler, the burners being supplied with secondary air from the gas turbine, the gas turbine is operated without a supply of fuel, and driving is effected by means of a start-up inverter. A plant includes a waste heat boiler, additional burners for generating thermal energy being arranged within the waste heat boiler, a gas turbine designed such that the necessary air mass flow for the additional burners can be supplied by the gas turbine, wherein the gas turbine is operated without a supply of fuel, the plant further including a start-up inverter, wherein driving is effected by means of the start-up inverter. | 2016-04-28 |
20160115870 | INLET BLEED HEAT MANIFOLD INCLUDING ACOUSTICALLY TREATED FEED PIPE - An inlet bleed heat (IBH) system manifold for a compressor inlet housing is provided. The manifold includes: a plurality of feed pipes for delivering a compressor discharge air, each feed pipe extending across a duct of the compressor inlet housing. Each feed pipe includes: an elongated inner feed pipe for delivering the compressor discharge air, the inner feed pipe including a plurality of orifices along at least a portion of a length of the inner feed pipe, each orifice extending through a wall of the inner feed pipe allowing the compressor discharge air to exit the inner feed pipe; and a noise attenuating material disposed about the inner feed pipe and the plurality of orifices, the noise attenuating material configured to attenuate noise created by the compressor discharge air exiting the plurality of orifices. | 2016-04-28 |
20160115871 | COOLING CONFIGURATION FOR A COMPONENT - A component includes at least one thermal riser that extends from an exterior surface of the component. At least one cooling passage extends through a wall and adjoins an interior cooling passage and provides an exterior surface. At least one cooling passage is configured to direct cooling fluid through the wall adjacent to at least one thermocouple. | 2016-04-28 |
20160115872 | ENGINE INSTALLATION USING MACHINE VISION FOR ALIGNMENT - Installation of an engine to a support structure includes temporarily attaching first and second alignment structures to the support structure and the engine. One of the alignment structures has a target pattern on its surface. The installation further includes using a machine vision system from the other of the mounting structures to indicate the relative position of the target pattern with respect to a reference. The relative position of the target pattern with respect to the reference provides information about relative position of an engine mounting element (e.g., bolt hole) with respect to a corresponding mounting element (e.g., bolt hole) in the support structure. The relative position of the target pattern with respect to the reference can be used to maneuver the engine in order to align the mounting elements. | 2016-04-28 |
20160115873 | IGNITER ASSEMBLY - An igniter assembly for a combustion system of a gas turbine engine is provided. The igniter assembly includes an igniter plug having a tip which, in use, is located at an aperture in a wall of a flame-tube of the combustion system such that the tip can provide an electrical discharge to ignite an air-fuel mixture within the flame-tube. The igniter assembly further includes a substantially annular igniter boss which locates on the wall of the flame-tube at the aperture to encircle the tip. The igniter boss has a slot formed therein at one side of the tip. An entrance of the slot receives air from outside the flame-tube and an exit of the slot delivers the air as a sheet-shaped flow over the tip. The slot is tapered such that the thickness of the slot narrows from its entrance to its exit. | 2016-04-28 |
20160115874 | LINER GROMMET ASSEMBLY - A base for a grommet assembly of a combustion chamber is disclosed. The base includes a base body and a cooling extension. The base body includes a first body portion having a first hollow cylinder sector shape and a second body portion having a second hollow cylinder sector shape. The first portion is thicker than the second portion. The cooling extension includes a cylindrical portion with a third hollow cylinder sector shape and an annular portion. The cylindrical portion extends axially from the base body. The annular portion extends radially from the cylindrical portion distal to the base body. | 2016-04-28 |
20160115875 | SYSTEM FOR CONTROLLING VARIABLE-PITCH VANES FOR A TURBINE ENGINE - A system for controlling variable-pitch vanes for a turbine engine, including a control ring having an axis of revolution and, about the axis of revolution, an annular row of connecting rods for connecting the ring to the vanes, each connecting rod including a first end designed so as to be connected to one of the vanes, and a second end which is connected to an elongate shaft which is connected to said the ring. The shaft connected to each connecting rod has an axis of elongation which is inclined relative to a plane extending substantially through the axis of revolution and the connecting rod. | 2016-04-28 |
20160115876 | INTERNAL COMBUSTION ENGINE - An internal combustion engine includes a piston, a plurality of intake valves, an exhaust valve, a valve drive unit, an intake valve halting unit, an injector, and an ECU. The ECU configured to: (a) control the valve drive unit so as to close the exhaust valve on an advance side of the exhaust top-dead-center of the piston, when an engine temperature is lower than a prescribed value; (b) control the intake valve halting unit so as to halt the operation of the portion of intake valves in a closed state, when the engine temperature is lower than the prescribed value; and (c) control the valve control unit so as to form a negative overlap between the exhaust valve and the intake valve other than the portion of intake valves, among the plurality of intake valves, when the engine temperature is lower than the prescribed value. | 2016-04-28 |
20160115877 | M INDEX DETERMINATION SYSTEMS AND METHODS FOR WIEBE FUNCTIONS - A parameter determination system includes first and second difference modules, a ratio module, and an M index module. The first difference module determines a first crankshaft angle of a combustion event of an engine, determines a second crankshaft angle of the combustion event of the engine, and determines a first difference between the first and second crankshaft angles. The second difference module determines a third crankshaft angle of the combustion event of the engine, determines a fourth crankshaft angle of the combustion event of the engine, and determines a second difference between the third and fourth crankshaft angles. The ratio module determines a ratio of the first difference to the second difference. The M index module determines an M index value for the Wiebe function based on the ratio and displays the M index value on a display. | 2016-04-28 |
20160115878 | METHOD AND SYSTEM FOR PARTICULATE MATTER CONTROL - Methods and systems are provided for particulate matter control in an engine configured for skip-fire operation. A cylinder pattern selected for selective cylinder deactivation, including a total number of deactivated/active cylinders as well as individual deactivated cylinder identities, may be adjusted based on an engine soot load, or a parameter indicative of engine soot load such as engine coolant temperature. In addition, reactivated engine cylinders may be transiently operated with split fuel injection to raise combustion surface temperatures. | 2016-04-28 |
20160115879 | METHOD AND SYSTEM FOR AIR FUEL RATIO CONTROL AND DETECTING CYLINDER IMBALANCE - Air/fuel imbalance monitoring systems and methods for monitoring air/fuel ratio imbalance of an internal combustion engine are disclosed. In one embodiment, adjusting engine operation responsive to cylinder air/fuel imbalance based on a determined total number of instances where sensed peak-to-peak exhaust air-fuel ratios differentials are less than a threshold normalized to a total number of peak-to-peak oscillations. The approach can be used to indicate air/fuel ratio imbalances between engine cylinders. | 2016-04-28 |
20160115880 | COMBUSTION CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE - A combustion control apparatus for an internal combustion engine includes a spark plug for performing spark ignition of an air-fuel mixture in the combustion chamber, a plurality of coil pairs for generating spark discharge in the spark plug, and a fuel injection valve capable of injecting atomized fuel. Atomized fuel is injected into the intake passage, and a homogeneous lean air-fuel mixture is formed in the combustion chamber. The air-fuel ratio of the air-fuel mixture in the combustion chamber is controlled to be leaner than a predetermined lean air-fuel ratio. A spark discharge start timing and a spark discharge continuation time period are controlled using the plurality of coil pairs. The spark discharge start timing is set to a timing advanced from the spark discharge start timing for igniting a stratified lean mixture, such that the air-fuel ratio in the vicinity of the spark plug is relatively small. | 2016-04-28 |
20160115881 | FUEL MIXTURE CONTROL SYSTEM - A control system operative to establish a coordinated mixture of gaseous and distillate fuels for a high capacity off-road vehicle equipped with a diesel-electric drive including a propel mode includes an electronic control unit and a gaseous control unit. The electronic control unit generates an auxiliary control signal which is determinative of a steadily increasing quantity of gaseous fuel to be included in an operative fuel mixture. Upon indication that one or more predetermined operating parameters have exceeded a threshold level, the electronic control unit generates auxiliary control signal which decreases the quantity of gaseous fuel and maintain the quantity of gaseous fuel to be included in the operative fuel mixture once the predetermined operating parameters return below the threshold level. | 2016-04-28 |
20160115882 | METHOD OF CONTROLLING A DUAL FUEL ENGINE - In a method of controlling a dual fuel engine in which power in the form of a first gaseous fuel and in the form of a self-igniting second fuel is fed to at least one combustion chamber, a knock signal representative of the combustion chamber is detected. When a knock signal indicating a knock of at least a first intensity is detected, the amount of first fuel fed to the combustion chamber of the engine is increased, the increased introduction of power into the combustion chamber caused by the increase in the amount of first fuel being compensated by a corresponding reduction in the power contribution of the second fuel. When a knock signal indicating a knock of at least a second intensity greater than the first intensity is detected, the amount of first fuel is reduced. | 2016-04-28 |
20160115883 | METHOD AND SYSTEMS FOR AIRFLOW CONTROL - Various methods and systems are provided for controlling emissions. In one example, a controller is configured to respond to one or more of intake manifold air temperature (MAT), intake air flow rate, or a sensed or estimated intake oxygen fraction by changing an exhaust gas recirculation (EGR) amount to maintain particulate matter (PM) and NOx within a range, and then further adjusting the EGR amount based on NOx sensor feedback. | 2016-04-28 |
20160115884 | METHOD AND SYSTEM FOR ENGINE TEMPERATURE CONTROL - Methods and systems are provided to improve engine temperature control. Cylinders scheduled for deactivation may have their exhaust retained in the cylinder by holding an exhaust valve closed on the preceding firing cycle. In this way soot emissions on reactivation are reduced. | 2016-04-28 |
20160115885 | METHOD AND SYSTEM FOR BINARY FLOW TURBINE CONTROL - Methods and systems are provided for adjusting the opening of a scroll valve of a binary flow turbine. Scroll valve adjustments are used at different engine operating conditions to improve engine performance and boost response. Scroll valve adjustments are coordinated with wastegate and EGR valve adjustments for improved engine control. | 2016-04-28 |
20160115886 | CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE - A control device for an internal combustion engine in which an exhaust purification device is provided the control device controls the air-fuel ratio of exhaust gas flowing into an exhaust purification device when the temperature of a three-way catalyst belongs to a temperature range in which it is not less than an activation onset temperature and is less than an activation complete temperature. The control device controls the air-fuel ratio of exhaust gas flowing into the exhaust purification device to a first air-fuel ratio which is lower than or equal to a theoretical air-fuel ratio when the temperature of the three-way catalyst belongs to a low-side temperature region, and controls the air-fuel ratio of exhaust gas flowing into the exhaust purification device to a second air-fuel ratio which is higher than the theoretical air-fuel ratio when the temperature of the three-way catalyst belongs to a high-side temperature region. | 2016-04-28 |
20160115887 | CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE - A control method for an internal combustion engine having a plurality of cylinders and a filter provided in an exhaust passage of the internal combustion engine in order to collect particulate matter. The control method includes a partial cylinder stoppage step, in which a supply of fuel is stopped in a part of a plurality of cylinders while continuing to supply fuel to the other cylinders such that combustion is performed therein, is implemented after a request to stop an internal combustion engine is issued but before the internal combustion engine is stopped, and after the partial cylinder stoppage step, an all cylinder stoppage step is implemented to stop the internal combustion engine by stopping the supply of fuel in all of the cylinders. | 2016-04-28 |
20160115888 | Control Device for Internal Combustion Engine - To provide a control device capable of setting a plurality of combustion parameters changing a combustion state of an internal combustion engine to appropriate values and improving a fuel consumption rate regardless of an operation state. | 2016-04-28 |
20160115889 | FUEL INJECTION CONTROL SYSTEM OF INTERNAL COMBUSTION ENGINE - A fuel injection control system of an internal combustion engine driven by an alcohol blended fuel includes a controller that controls the amount of the fuel injected from a fuel injection valve. The controller performs injection amount control after start of cranking, when an alcohol concentration of the alcohol blended fuel is higher than a predetermined concentration, so that the amount of the alcohol blended fuel injected from the fuel injection valve in each fuel injection is controlled to be smaller than an amount of the fuel with which an air-fuel ratio becomes a combustible air-fuel ratio, until an initial explosion occurs. | 2016-04-28 |
20160115890 | Control Device for Internal Combustion Engine - The invention relates to a control device for an internal combustion engine using the center-of-gravity position of a heat generation rate for combustion control. This control device controls the center-of-gravity position of a heat generation rate to correspond to a reference position in a case where an engine cooling water temperature is equal to or higher than a reference cooling water temperature and controls the center-of-gravity position of a heat generation rate to correspond to a crank angle further on an advance side than the reference position in a case where the engine cooling water temperature is lower than the reference cooling water temperature. | 2016-04-28 |
20160115891 | EXHAUST GAS PURIFICATION APPARATUS OF INTERNAL COMBUSTION ENGINE - An exhaust gas purification apparatus of an internal combustion engine includes: an NH | 2016-04-28 |
20160115892 | CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE - A target air amount for achieving a requested torque is back-calculated from the requested torque using a parameter that provides a conversion efficiency of an air amount to torque. The value of the parameter gradually changes to lower the conversion efficiency as the requested torque decreases from a second reference value towards a first reference value. The first reference value is calculated based on the engine speed. The second reference value is calculated based on an air amount with which the first reference value is achieved under a second air-fuel ratio, and a first air-fuel ratio. The target air-fuel ratio is set to the first air-fuel ratio when the requested torque is greater than the first reference value, and is switched from the first air-fuel ratio to the second air-fuel ratio when the requested torque decreases to a value equal to or less than the first reference value. | 2016-04-28 |