47th week of 2015 patent applcation highlights part 29 |
Patent application number | Title | Published |
20150330235 | VARIABLE DUAL SPRING BLADE ROOT SUPPORT FOR GAS TURBINES - An adjustable blade root spring device for turbine blade fixation in turbomachinery. The device is designed to be placed in a space in a rotor disk cavity adjacent to a tip of a blade root, where the device applies a radial outward force on the turbine blade to fix the blade position in the rotor disk. The device includes a wave spring with integral end blocks which is compressed by a bolt and a coil spring. When the wave spring is compressed in length, it increases in height and makes contact with the rotor disk and the turbine blade. The force of the wave spring on the turbine blade can be adjusted via the bolt, and the coil spring provides an increased compliance range. The body of the device has an oblong cross-sectional shape, thereby preventing rotation of the device in the space between the blade and the disk. | 2015-11-19 |
20150330236 | BIFURCATION FAIRING - A gas turbine engine including an outlet guide vane and a bifurcation fairing is disclosed. The outlet guide vane is located in a bypass duct of the gas turbine engine downstream of a fan and is of aerofoil form. The bifurcation fairing traverses the radial extent of the bypass duct and has an upstream end that blends into a trailing edge of the outlet guide vane. The bifurcation fairing includes a scoop protruding outwards from its side corresponding to a pressure side of the upstream outlet guide vane. The scoop includes a forward facing inlet leading to a delivery conduit extending inside the bifurcation fairing for delivery in use of bypass air to one or more components of the gas turbine engine. | 2015-11-19 |
20150330237 | Casing arrangement for a gas turbine - The present invention relates to a gas turbine casing arrangement having a gas turbine casing element ( | 2015-11-19 |
20150330238 | DISTRIBUTOR DEVICE FOR COOLING AIR WITHIN AN ENGINE - A distributor device for distributing cooling air within a gas turbine engine, the device including a base mountable adjacent an inlet for air to be distributed; and a deflector supported by the base and in fluid communication with the air inlet, the deflector being configured to direct air from the air inlet in a plurality of directions within the engine; wherein the deflector includes one or more deflecting surfaces curvilinearly configured to direct the air differentially in a plurality of desired directions within the engine. In embodiments the deflecting surface(s) is/are curved and are so configured such that air from the air inlet is directable either: (i) in directions of travel in each of a plurality of desired different, non-parallel directions within the engine; or (ii) in each of a plurality of desired different directions within the engine with different flow rates. | 2015-11-19 |
20150330239 | SEAL SUPPORT DISK AND ASSEMBLY - An assembly for a gas turbine engine includes a first module, a second module interconnected with the first module, a first gas turbine component, and a seal assembly. The first gas turbine component includes a body extending generally radially between an inner mounting portion and an outer seal carrier portion. The inner mounting portion is fastened to the first module such that the first gas turbine component forms a boundary between a first annular cavity in the first module, and a second annular cavity in the second module. The seal assembly is mounted to the seal carrier portion of the first gas turbine component, and includes a flow diverter assembly having a flow diverter and a finger seal commonly fastened to a first axial side of the seal carrier portion. | 2015-11-19 |
20150330240 | TURBOCHARGER OUTBOARD PURGE SEAL - The propensity for oil leakage around the clearance seals of a rotating turbocharger assembly can be minimized by the addition of a variety of sealing systems using an externally pressurized cavity formed between the backface of the compressor wheel and the bearing housing. In one implementation, a pressure plate can be provided. In another embodiment, labyrinth seals can be provided. In addition to these various sealing arrangements, external pressurized air or internally supplied charge air can be selectively supplied to the space behind the pressure plate or labyrinth seal to maintain an inward directed pressure gradient across the seal interface regardless of operating conditions. | 2015-11-19 |
20150330241 | GAS TURBINE SEAL ASSEMBLY AND SEAL SUPPORT - A gas turbine engine assembly includes a second module connected axially to a first module along a joint, and an annular cavity defined between the first module and the second module. The seal assembly is disposed proximate the cavity, and includes a seal support ring, a first finger seal, and a second finger seal. The support ring has a backing portion secured to a radial wall of to the first module, and a first seal land extending axially into the cavity away from the first module. The first finger seal has a free end adapted to contact an inner side of the first seal land. The second finger seal is adapted to seal a radially outer portion of the annular cavity | 2015-11-19 |
20150330242 | TURBINE ARRANGEMENT WITH IMPROVED SEALING EFFECT AT A SEAL - A turbine arrangement and a gas turbine engine comprising a rim seal is configured with two cavities. The main fluid path, the two cavities, and a disc space are furthermore separated from another, but still in fluid communication with another, via three annular seal passages. A rim seal is configured for an upstream rotor blade and a downstream guide vane. The seal arrangement includes a trailing edge of the inner blade platform, a leading edge of the inner vane platform and a first annular cavity and a second annular cavity. | 2015-11-19 |
20150330243 | DEVICE FOR SEALING BETWEEN THE COAXIAL SHAFTS OF A TURBOMACHINE - A sealing device for sealing between coaxial shafts of a turbomachine, the sealing device including an elastic ring having a circular central opening allowing a sliding connection with an internal shaft, an external surface configured to engage with an internal surface of a portion of an external shaft, two retaining components situated one on either side of the elastic ring and allowing the elastic ring an axial clearance, wherein the elastic ring is a profile section. | 2015-11-19 |
20150330244 | MULTI-PURPOSE GAS TURBINE SEAL SUPPORT AND ASSEMBLY - A gas turbine engine assembly includes a first module, a second module rotatable about a center line of the gas turbine engine and fluidly coupled with the first module, and a multi-purpose seal support. The multi-purpose seal support includes an aft end secured to the first module, and a forward end disposed proximate the second module. The forward end has a) discourager portion, a seal portion, and a meshing portion. | 2015-11-19 |
20150330245 | FLOW DIVERTER ELEMENT AND ASSEMBLY - An assembly for a gas turbine engine, comprises a fairing assembly extending generally axially through a portion of the gas turbine engine, a first component disposed radially inward of the fairing assembly, a second component disposed axially adjacent to the first component, a flow diverter, and a finger seal. The flow diverter includes a mounting portion securing the flow diverter to the first component, and an arm extending in an axial direction from the mounting portion toward the second component. The finger seal includes a fixed end secured between the flow diverter mounting portion and the first component. | 2015-11-19 |
20150330246 | TEST BLADE - A test blade for use in a blade-release test in which the blade is mounted on a rotatable hub and at least a portion of the blade is released therefrom by the action of a controlled explosion. The blade has a root portion for mounting on said rotatable hub and the root portion comprises a radially inner surface having a channel extending at least partly along or proximal the camber line. The channel is for receiving at least one explosive charge and at least one detonator which may be contained within a charge carrier. | 2015-11-19 |
20150330247 | GAS TURBINE ENGINE - A fan containment system for fitment around an array of radially extending fan blades mounted on a hub in an axial gas turbine engine. The fan containment system comprises an annular casing element for encircling an array of fan blades. An annular fan track liner is positioned substantially coaxial to the annular casing element. A hook projects in a generally radially inward direction from the annular casing element and is positioned axially forward of an array of fan blades when the fan containment system is fitted around said fan blades. Tabs protrude from the hook in a generally rearward direction and are spaced circumferentially along the hook. Fasteners connect the fan track liner to the tabs. The fasteners are configured so as to permit movement of the fan track liner towards the annular casing element when the fan track liner is impacted by a released fan blade. | 2015-11-19 |
20150330248 | HEAT SHIELD FOR COOLING A STRUT - An assembly for a gas turbine engine includes a strut and a heat shield. The heat shield is disposed adjacent the strut and the heat shield and is adapted to contain a cooling air flow that passes along first cavity between the heat shield and the strut. | 2015-11-19 |
20150330249 | FRAME STRUT COOLING HOLES - A module for a gas turbine engine comprises a frame and a frame cooling system. The frame includes a circumferentially distributed plurality of radially extending struts. Each strut is joined to an outer frame section at an outer frame junction, and joined to an inner frame section at an inner frame junction. The frame cooling system comprises an inlet, a plurality of cooling air passages extending from the inlet radially through each of the plurality of frame struts, and an outlet. The outlet is in fluid communication with at least one of the cooling air passages and includes a plurality of film cooling holes formed through a circumferentially facing wall of each strut at a location distal from the outer frame junction. | 2015-11-19 |
20150330250 | TURBINE EXHAUST CASE ARCHITECTURE - A turbine exhaust case ( | 2015-11-19 |
20150330251 | GAS TURBINE ENGINE WITH FLUID DAMPER - A gas turbine engine includes a static structure which includes a first fluid passage and a rotatable shaft. A bearing assembly supports the rotatable shaft relative to the static structure. The bearing assembly includes an outer race with a damper passage that extends between the static structure and the outer race. A second fluid passage extends from the damper passage to a seal. | 2015-11-19 |
20150330252 | BEARING HOUSING - Embodiments of the present disclosure include a bearing housing of a turbine, wherein the bearing housing is configured to support a shaft of the turbine, and the bearing housing comprises at least one bearing housing ear configured to transfer a load of the bearing housing to an inlet housing of the turbine through a horizontal center line of the bearing housing. | 2015-11-19 |
20150330253 | BEARING HOUSING OF AN EXHAUST-GAS TURBOCHARGER - A bearing housing ( | 2015-11-19 |
20150330254 | Compact Nacelle With Contoured Fan Nozzle - A gas turbine engine including a fan, compressor, combustor and a turbine arranged in series and surrounded by a nacelle. An engine core cowl is disposed within the nacelle. Each of these elements shares a central longitudinal axis. The nacelle length may be non-uniform around the circumference of the nacelle. | 2015-11-19 |
20150330255 | ANTI-TORSION ASSEMBLY WITH WEDGE-SHAPED TORQUE BLOCK - An anti-torsion assembly for positioning and securing a thermally conforming liner within a fan containment case is provided. The anti-torsion assembly minimizes relative movement of the thermally conforming liner and the fan containment case by providing a wedge shaped torque block and complimentary shaped L-brackets. A method of assembling a fan case assembly is also provided. | 2015-11-19 |
20150330256 | THERMAL ENERGY RECOVERY DEVICE AND CONTROL METHOD - A thermal energy recovery device includes: a circulating flow path connected to a heater, an expander, a condenser and a circulating pump for circulating a working medium; a bypass valve in a bypass path connecting the upstream side region and the downstream side region of the expander in the circulating flow path; a power recovery machine connected to the expander; a circulating pump sending the working medium condensed in the condenser to the heater; a cooling medium pump sending a cooling medium to the condenser; an upstream side sensor detecting the pressure/temperature of the working medium on the expander upstream side in the circulating flow path; and a controller controlling the bypass valve and the cooling medium pump. The controller opens the bypass valve after stopping the circulating pump, and drives the cooling medium pump if the pressure/temperature of the working medium on the expander upstream side exceeds a threshold. | 2015-11-19 |
20150330257 | MULTI-STAGE VOLUMETRIC FLUID EXPANSION DEVICE - A multi-stage expansion device is disclosed. In one embodiment, the multi-stage expansion device has a housing within which a first stage, a second stage, and a third stage are housed. The housing may also be configured with internal working fluid passageways to direct a working fluid from the first stage to the second stage and/or from the second stage to the third stage. Each of the stages may include a pair of non-contacting rotors that are mechanically connected to each other and to a power output device such that energy extracted from the working fluid is converted to mechanical work at the output device. In one embodiment, a step up gear arrangement is provided between the rotors of the first and second stages. A step up gear arrangement may also be provided between the rotors of the second and third stage. | 2015-11-19 |
20150330258 | VOLUMETRIC ENERGY RECOVERY SYSTEM WITH THREE STAGE EXPANSION - A method for generating mechanical work via a closed-loop Rankine cycle includes heating a working fluid to at least a partial vapor state, generating useful work at a first expansion stage by expanding the working fluid as the working fluid passes through the first expansion stage, generating useful work at a second expansion stage by expanding the working fluid as the working fluid passes through the second expansion stage, generating useful work at a third expansion stage by expanding the working fluid as the working fluid passes through the third expansion stage, and condensing the working fluid to a liquid state. | 2015-11-19 |
20150330259 | POWER GENERATION SYSTEM, AND MAINTENANCE METHOD FOR POWER GENERATION SYSTEM - This power generation system includes a first on-off valve that, with respect to a maintenance target device including at least one among a circulation pump, an evaporator, an expander, and a condenser that are provided in a medium circuit through which a medium with a boiling point lower than that of water circulates, is provided on the upstream side in a flow direction of the medium in the medium circuit, and is capable of shutting off the flow of the medium; a second on-off valve that is provided on the downstream side in the flow direction of the medium in the medium circuit, and is capable of shutting off the flow of the medium; a port that is communicable with the medium circuit between the first on-off valve and the second on-off valve; and a third on-off valve that is provided in the port. | 2015-11-19 |
20150330260 | STEAM CONDITIONING SYSTEM - A steam conditioning system for discharging bypass steam into a condenser of a steam powered generating plant and other uses. The system includes a steam conditioning device comprising an inner evaporative core and an outer shell. The core may be formed of a tubular piping section disposed at least partially inside the outer shell forming an annular space therebetween. An inlet end of the core receives steam from a piping header fluidly connected to an upstream desuperheating pressure reducing station which injects liquid coolant into the steam stream. Steam discharges through the core outlet end into the outer shell, reverses direction, and flows into the condenser. In one embodiment, the steam conditioning device may be disposed inside the dome of the condenser except for the inlet end. The device intends to increase flow residence time to evaporate entrained carryover coolant droplets in the incoming steam before release to the condenser. | 2015-11-19 |
20150330261 | Waste Heat Recovery Systems Having Magnetic Liquid Seals - A system including a seal cartridge is provided. The seal cartridge includes a housing defining a passageway that receives a driveshaft. A dry gas seal is circumferentially disposed about the passageway within the housing at a first axial location along the housing. A magnetic liquid seal is circumferentially disposed about the passageway within the housing at a second axial location along the housing. A fluid leakage cavity is formed between the dry gas seal at the first axial location and the magnetic liquid seal at the second axial location. An extraction port is disposed in the housing and enables recovery of a leaked fluid from the fluid leakage cavity. | 2015-11-19 |
20150330262 | THERMAL ENERGY RECOVERY DEVICE - A thermal energy recovery device of the present invention includes a heater that evaporates a working medium by a heat medium, an expander into which the working medium flowing out from the heater flows, a power generator that recovers expansion energy of the working medium expanded in the expander, a condenser of a condensing unit that condenses the working medium flowing out from the expander, and a pump that feeds the working medium condensed in the condenser to the heater. A connection portion between the condenser and the pump has a connection end portion connected to an inflow port of the pump, a bent portion bent upward from the connection end portion, and a standing portion extending upward from the bent portion so that the working medium in a gas phase is suppressed from coming into the pump even in an environment where vibration is generated. | 2015-11-19 |
20150330263 | COMBINED CYCLE POWER PLANT SYSTEM AND RELATED CONTROL SYSTEMS AND PROGRAM PRODUCTS - Various embodiments include a system having: at least one computing device configured to monitor a combined-cycle (CC) power plant during a transient event by performing actions including: determining whether a change in an operating condition of a component of the CC power plant is unintentional, the determining including comparing control system instructions for the component of the CC power plant with a reference look-up table, the reference look-up table including correlation data for the control system instructions for the component and historical data about the operating condition of the component; and providing instructions to a control system of the CC power plant to modify the operating condition in the CC power plant in response to determining that the change in operating condition of the component is unintentional. | 2015-11-19 |
20150330264 | METHOD FOR MANUFACTURING A ROLLER, ADAPTED TO EQUIP A MECHANICAL SYSTEM FORMING A CAM FOLLOWER OR A ROCKER ARM - A method for manufacturing a roller, adapted to equip a mechanical system forming a cam follower or a rocker arm. The roller is centered on a central axis and comprising: an outer cylindrical surface adapted to roll on a cam, an inner cylindrical bore adapted to receive a pin belonging to the mechanical system, and two lateral faces extending radially to the central axis. The method includes a machining step forming circular grooves that are concentric with each other on at least one of the lateral faces of the roller. The roller can be installed within a mechanical system. | 2015-11-19 |
20150330265 | CONTROL DEVICE OF INTERNAL COMBUSTION ENGINE AND VARIABLE VALVE DEVICE OF INTERNAL COMBUSTION ENGINE - A control device of an internal combustion engine includes: a variable valve device including: first and second rocker arms; a cam; a rocker shaft provided with a lubricating oil passage; a pin switching the first and second rocker arms between a coupling state and a non-coupling state; a biasing member biasing the pin; a switching oil passage capable of supplying oil pressure to the pin in a direction opposite to a biasing direction; a lash adjuster; and a supplying oil passage, capable of supplying oil pressure to the pin in the biasing direction of the biasing member and supplying oil pressure into the lash adjuster, a hydraulic pump; an oil pressure control valve; and a control unit controlling the oil pressure control valve to always supply the supplying oil passage with oil pressure higher than oil pressure within the lubricating oil passage, during driving of an internal combustion engine. | 2015-11-19 |
20150330266 | VARIABLE VALVE DEVICE - A variable valve device includes: a drive shaft member rotating synchronously with a crankshaft provided in an internal combustion engine; a cam shaft member including a cam lobe and rotatably provided about the drive shaft member; a drive arm portion provided in the drive shaft member and rotating together with the drive shaft member; a control sleeve provided with an eccentric hole into which the drive shaft member is inserted, and arranged to vary a position of a central axis of the eccentric hole; and a first rotary member including a first member connected to the drive arm portion and a second member connected to the cam shaft member, and rotating along an inner circumferential wall surface of the eccentric hole. | 2015-11-19 |
20150330267 | CAM PHASER WITH ELECTROMAGNETICALLY ACTUATED HYDRAULIC VALVE - A cam phaser including an electromagnetically actuated hydraulic valve; and a hollow piston inserted in a borehole and longitudinally movable by an electromagnet so that a hydraulic fluid is distributed to operating connections associated with pressure cavities of the cam phaser, wherein a first operating connection branches off from a borehole directly adjacent to the electromagnet, wherein the hollow piston includes a circumferential bar with a control edge oriented towards the electromagnet so that a cavity within the borehole is defined on one side by the circumferential bar and on another side by the electromagnet, wherein a drain opening extends from the cavity, wherein the drain opening hydraulically connects the cavity with a drain channel leading towards a tank drain, wherein the bar is movable into a direction expanding the first operating connection in the flow cross section by a force of the electromagnet that is loaded with electrical current. | 2015-11-19 |
20150330268 | SYSTEM FOR VARYING CYLINDER VALVE TIMING IN AN INTERNAL COMBUSTION ENGINE - A control system for varying cylinder valve timing of an internal combustion engine is provided. The control system includes a cam phase actuator having first and second actuator ports to adjust a rotational phase of a camshaft relative to a crankshaft, a first control valve, a second control valve, and a dynamic regeneration valve. In one embodiment, the dynamic regeneration valve is configured to enable the cam phase actuator to switch between operating in an oil pressure actuated mode and a cam torque actuated mode when adjusting the rotational phase of the camshaft relative to the crankshaft. | 2015-11-19 |
20150330269 | HYDRAULIC SUPPORT ELEMENT - The invention relates to a hydraulic support element for valve drive of a combustion engine, with a pot cylindrical casing and a hollow cylindrical piston guided axially movably therein, the inner end of which is supported via a spring on the bottom wall of the casing, whose outer end projects past the outer margin of the casing and is formed as a hemispherical bearing head, and whose inner space is subdivided by means of a partition element into an axially inner supply-pressure space and an axially outer switching-pressure space. | 2015-11-19 |
20150330270 | VALVE SYSTEM FOR A MULTI-CYLINDER ENGINE - A valve system includes: a cam shaft including a shaft section and a plurality of cam element sections; and a plurality of operation members that moves the cam element sections in an axial direction. The plurality of operation members include a common operation member that is provided in common between end face cams opposed to each other of the cam element sections of two cylinders disposed adjacent to each other and continuous in ignition order and that engages with the respective end face cams when both the cam element sections are close to each other, and individual operation members that are individually provided for end face cams opposed to each other of the cam element sections of two cylinders disposed adjacent to each other and discontinuous in ignition order and end face cams located at opposite ends of a cylinder row and that engage with the respective end face cams. | 2015-11-19 |
20150330271 | VALVE DEVICE FOR A HYDRAULIC CIRCUIT AND OIL PUMP REGULATING ARRANGEMENT - A valve device for a hydraulic circuit includes an actuator unit and a valve unit. The actuator unit comprises an electromagnetic circuit comprising an armature which moves in a translational manner, a core, a coil carrier, a coil configured to be energized, and a flux guiding device. The coil is arranged on the coil carrier. The valve unit comprises a valve housing comprising a transverse bore which serves as a first control chamber pressure port, a regulating slide mounted in the valve housing, the regulating slide being configured to move axially, a first outlet port, an inlet port, and a second control chamber pressure port arranged between the inlet port and the first outlet port. | 2015-11-19 |
20150330272 | ENGINE STARTING CONTROL STRATEGY - An elapsed time from a time at which the engine last ceased running until a time of occurrence of an engine start command which causes the cranking motor and the lubrication pump to operate is measured. The onset of fueling of the engine cylinders is a function of the elapsed time measured. | 2015-11-19 |
20150330273 | METHOD AND APPARATUS FOR DIAGNOSING BYPASS VALVE ON OIL COOLING CIRCUIT FOR VEHICLES - A method for diagnosing a bypass valve on an oil cooling circuit for vehicles includes: a measurement step of measuring a temperature of a downstream oil of the bypass valve, a prediction step, and a diagnosis step. The prediction step compares the temperature of the downstream oil with an opening reference temperature or a closing reference temperature and predicts an open or closed state of the bypass valve. The diagnosis step depending on a result of the prediction step, compares the temperature of the downstream oil with a lowest reference temperature or a highest reference temperature and diagnoses whether the bypass valve is in a failure state in which the bypass valve is stuck in an open or closed state. | 2015-11-19 |
20150330274 | COMBUSTION GAS COOLING APPARATUS, DENITRATION APPARATUS INCLUDING THE COMBUSTION GAS COOLING APPARATUS, AND COMBUSTION GAS COOLING METHOD - A fuel gas cooling apparatus includes a cooling duct which causes a cooling gas to flow out into a mixing duct, and a difference of maximum dimensions in a height direction of a flow inlet and a flow outlet with respect to a passage length of the mixing duct is smaller than a difference of maximum dimensions in the height direction of a flow inlet and a flow outlet with respect to a passage length of an expanded duct, or a difference of maximum dimensions in a width direction of the flow inlet and the flow outlet with respect to the passage length of the mixing duct is smaller than a difference of maximum dimensions in the width direction of the flow inlet and the flow outlet with respect to the passage length of the expanded duct. | 2015-11-19 |
20150330275 | Exhaust Purification System for Internal Combustion Engine - An object of the present invention is to suppress a reduction in a NO | 2015-11-19 |
20150330276 | INTERNAL COMBUSTION ENGINE - An internal combustion engine, wherein an exhaust purification catalyst ( | 2015-11-19 |
20150330277 | AFTERTREATMENT THERMAL MANAGEMENT VIA CLUTCH ASSEMBLY - A vehicle system comprising: an engine; an aftertreatment system that receives exhaust gas from the engine; a clutch assembly; and a controller configured to direct adjusting slippage of the clutch assembly based on a first temperature that is selected from the group consisting of a temperature of the aftertreatment system and an expected temperature of the aftertreatment system. | 2015-11-19 |
20150330278 | INCREASED EXHAUST TEMPERATURE WARM-UP FOR A RAPID LIGHT-OFF OF A CLOSE-COUPLED DIESEL OXIDATION CATALYST - A method is provided for generating rapid light-off for a diesel oxidation catalyst (DOC) close-coupled to a compression-ignition engine. The engine includes an intake passage in fluid communication with a combustion chamber, a throttle for controlling a flow of intake air through the intake passage, and an exhaust passage configured to channel an exhaust gas from the combustion chamber to the DOC. The method includes starting the engine to commence a warm-up thereof and regulating the throttle to restrict supply of the intake airflow to the combustion chamber. The method additionally includes injecting a predetermined amount of fuel into the combustion chamber during the engine's exhaust cycle such that the injected fuel is carried by the exhaust gas and burned in the exhaust passage. Regulating the throttle and injecting fuel during the warm-up of the engine together increase temperature of the exhaust gas for rapid light-off of the close-coupled DOC. | 2015-11-19 |
20150330279 | EXTERNAL EXHAUST GUIDING FLOW CHAMBERS FOR MULTIPLE CATALYST ARCHITECTURE - A converter housing including a primary housing portion for housing a first converter brick, an intermediate housing portion, and a secondary housing portion for housing a second converter brick. The intermediate housing portion includes an inlet having a first axis and an outlet having a second axis that is angled with respect to the first axis. The first converter brick is disposed within the primary housing portion while the intermediate housing portion defines flow channels that communicate with a downstream end of the first converter brick along an outer surface of the primary housing portion and toward the outlet. The intermediate housing portion includes indented attachment surfaces which engage and hold the primary housing portion. | 2015-11-19 |
20150330280 | TREATMENT DEVICE EQUPPED WITH CATALYST-SUPPORTING HONEYCOMB STRUCTURE, AND METHOD FOR PRODUCING SAME - To provide a treatment device equipped with a catalyst-supporting honeycomb structure, the device being for use in, for example, an exhaust gas purification treatment, hydrogen production by ammonia decomposition or the like, and a method for producing the same. The catalyst-supporting honeycomb structure is produced by forming the inorganic binder-containing functional catalyst-supporting corrugated glass paper without removing an organic binder originally contained in the glass paper and by using the corrugated glass paper in combination with the inorganic binder-containing functional catalyst-supporting flat glass paper. In the treatment device equipped with a catalyst-supporting honeycomb structure, a corrugated glass paper having an inorganic binder-containing functional catalyst supported thereon and a flat glass paper having the same inorganic binder-containing functional catalyst supported thereon are alternately stacked to form the catalyst-supporting honeycomb structure, and this catalyst-supporting honeycomb structure is packed in a casing. | 2015-11-19 |
20150330281 | WORK VEHICLE AND METHOD OF CONTROLLING WORK VEHICLE - A work vehicle includes an engine, an exhaust gas purification apparatus, a reducing agent tank, an engine coolant circuit, a branch path, a valve, an accepting portion, a valve control unit, a fan, a radiator, a thermostat, and a fan control unit. The valve control unit gives an instruction for an opening operation of the valve in response to the operation instruction from the operator accepted by the accepting portion. The fan generates cooling wind in an engine room. The radiator cools the engine coolant with the cooling wind. The thermostat is provided between the circulation path and the radiator and operates to open for supplying the engine coolant to the radiator when a temperature of the engine coolant is equal to or higher than a prescribed temperature. The fan control unit increases the number of rotations of the fan in response to the operation instruction. | 2015-11-19 |
20150330282 | TURBOGENERATOR SYSTEM AND METHOD - A turbogenerator system for extracting energy from a fluid stream is described. The system comprises a turbogenerator arranged to be driven by the fluid, the turbogenerator comprising a turbogenerator turbine having an inlet for receiving the fluid and an outlet for exhausting the fluid. The turbogenerator further comprises an alternator arranged on an output shaft of the turbogenerator turbine for the conversion of shaft power into electrical power. A control arrangement is provided for controlling operation of the turbogenerator in dependence upon operating conditions for the turbogenerator system. | 2015-11-19 |
20150330283 | Tailor to Fit Muffler - A muffler includes a shell, baffles, and a plurality of pipes. The shell defines first and second end cavities and a central cavity. The end cavities have larger cross-sectional areas that a cross-sectional area of the central cavity. The baffles cooperate to form multiple chambers within the shell. A first inlet directs a first portion of the exhaust into a first chamber. A second inlet directs a second portion of the exhaust into a second chamber. A first pipe extends through first, third and fourth baffles and includes an inlet in the fourth chamber. The first pipe directs exhaust from the fourth chamber to a first outlet at the first end cavity. A second pipe extends through the second, third and fourth baffles and includes an inlet in the third chamber. The second pipe directs exhaust from the third chamber to a second outlet at the second end cavity. | 2015-11-19 |
20150330284 | COOLING SYSTEM FOR ENGINE ROOM - An engine room cooling system may include an encapsulation covering an intake manifold and an exhaust manifold of an engine of a vehicle, a main duct guiding traveling wind flowing into the vehicle to a side of the encapsulation, an encapsulation intake duct branched from the main duct and formed toward the intake manifold within the encapsulation, an encapsulation exhaust duct branched from the main duct and formed toward the exhaust manifold within the encapsulation, and an intake duct valve disposed adjacent to the encapsulation intake duct and controlling air flow from the main duct to the encapsulation intake duct or to the encapsulation exhaust duct. | 2015-11-19 |
20150330285 | VEHICLE DRIVEN BY AN INTERNAL COMBUSTION ENGINE AND PROVIDED WITH A LIQUID COOLING SYSTEM - A vehicle having: an internal combustion engine provided with a plurality of cylinders, at least one cylinder block, in which the cylinders are located, and at least one head, which is fixed to the cylinder block, and a liquid cooling system, comprising a hydraulic circuit, inside of which a coolant flows, which is circulated by a circulation pump. The hydraulic circuit has an initial section, which is located inside the head of the internal combustion engine, and a final section, which is obtained inside the cylinder block of the internal combustion engine. In the hydraulic circuit, the delivery of the circulation pump is directly connected to the inlet of the initial section, and the outlet of the initial section is directly connected to the inlet of the final section. | 2015-11-19 |
20150330286 | INDIVIDUAL PISTON SQUIRTER SWITCHING WITH CRANKANGLE RESOLVED CONTROL - One variation may include a product comprising a piston oil squirting system comprising at least one piston oil squirter operatively communicating with at least one engine oil channel and which is constructed and arranged to squirt oil at at least one piston; and at least one mechanism which is constructed and arranged to control a flow rate and a timing of at least one oil jet stream from the at least one piston oil squirter so that the oil jet stream flows at single or multiple intervals from a zero to a maximum flow rate within an engine cycle or a crankshaft revolution. | 2015-11-19 |
20150330287 | ENGINE COOLING FAN CONTROL STRATEGY - An engine cooling fan control strategy includes measuring an engine coolant temperature using a sensor connected to the engine, measuring an engine oil temperature using a sensor connected to the engine, selecting a first value from a maximum engine coolant temperature threshold calibration curve stored in the control system based on the engine oil temperature, selecting a second value from a minimum engine coolant temperature threshold calibration curve stored in the control system based on the engine oil temperature, and placing the engine cooling fan in driven relationship with the engine when the engine coolant temperature exceeds the first value, and placing the engine cooling fan in non-driven relationship with the engine when the engine coolant temperature drops below the second value. | 2015-11-19 |
20150330288 | APPARATUS FOR CONTROLLING AIR FLOW TO ENGINE ROOM OF VEHICLE AND AIR FLOW CONTROL SYSTEM INCLUDING THE SAME - An apparatus for controlling air flow to an engine room of a vehicle may include vertical support units provided as a pair, a plurality of flaps provided to be unfolded or folded in the vertical support units, a delivery unit configured to selectively fold or unfold the flaps, a rotary unit configured to selectively rotate the flaps, and a controller configured to control operations of the delivery unit and the rotary unit according to operational states of a vehicle. | 2015-11-19 |
20150330289 | ENGINE SYSTEM HAVING RADIAL FUEL INJECTION - An engine system is disclosed. The engine system may have an engine block at least partially defining a cylinder bore, and a cylinder liner disposed within the cylinder bore. The engine system may also include a fuel injector configured to pass radially through the cylinder bore and threadingly engage the cylinder liner. | 2015-11-19 |
20150330290 | METHOD AND SYSTEM FOR IGNITION ENERGY CONTROL - Methods and systems are provided for improving spark robustness. Spark ignition dwell commands are adjusted based on the fuel fraction delivered via direct injection relative to port injection. The approach allows ignition output to better match the ignition requirement of the given fuel combination. | 2015-11-19 |
20150330291 | INTERNAL COMBUSTION ENGINE - An internal combustion engine includes a fuel injection valve that injects fuel to a combustion chamber in which a swirl flow is generated; a piston including a cavity exposed to the combustion chamber; and a cylinder head including a central portion serving as a portion defining the combustion chamber. | 2015-11-19 |
20150330292 | CONTROL ARRANGEMENT OF AN EXHAUST-GAS TURBOCHARGER - A control arrangement ( | 2015-11-19 |
20150330293 | VARIABLE GEOMETRY TURBOCHARGER - An object is to is to reduce a leakage flow by reducing a clearance between an end surface of a nozzle vane, forming a variable nozzle mechanism of a variable geometry turbocharger, and a wall surface facing the end surface, and prevent the nozzle vane from being stuck due to contact of the end surface. | 2015-11-19 |
20150330294 | GENERATOR ASSEMBLY AND MODULAR POWER SUPPLY SYSTEM - A generator assembly suitable for being carried on the back of a human comprising an internal combustion engine, an alternator and a shaft driven by said engine and driving said alternator wherein when said generator assembly is being carried on the back of human said shaft is substantially parallel to a longitudinal axis of said human. This enhances the manoeuvrability of the assembly. Preferably the assembly comprises a generator module having an engine and an alternator coupled directly by a common shaft, the generator being attached to a frame of the assembly at only two longitudinally spaced-apart positions. | 2015-11-19 |
20150330295 | Planetary Gear Set To Provide Speed Control For Belt-Driven Engine Accessory - A method of controlling the operating speed of an engine accessory driven by a belt connected to an engine crankshaft. A planetary gear set is interposed between the belt and the accessory, the planetary gear set having a planet gear carrier, at least one planet gear, a sun gear, and a ring gear. The sun gear is connected to an input mechanism of the accessory. The planet gear carrier is connected to the belt, via a pulley. The ring gear is connected to a generator. An excitation current is applied to the generator, which loads and slows the ring gear. This excitation current can be varied to provide a desired operating speed of the accessory. | 2015-11-19 |
20150330296 | SYSTEM FOR A MECHANICAL CONVERSION OF AN INTERNAL COMBUSTION ENGINE OF 4 STROKES INTO 8 STROKES - A converting mechanical system including a dual connecting rod having a top section adapted to be pivotally connected to a piston on a conventional internal combustion engine and a bottom section adapted to be connected to a crankshaft of a conventional internal combustion engine. A support surrounds each dual connecting rod and includes a retractable device. A decoupling device is adapted to be located on the crankshaft a conventional internal combustion engine. The dual connecting rod has a first working position and in which the dual connecting rod is rigid and connected to the crankshaft when the piston moves. In the second working position, the dual connecting rod disconnects the crankshaft from the piston by action of the decoupling device. | 2015-11-19 |
20150330297 | TWO-CYCLE PNEUMATIC INJECTION ENGINE - A two-cycle engine that includes a high pressure fuel pump that pressurizes fuel to produce pressurized fuel and pumps the pressurized fuel from a fuel controller to a fuel injector. The fuel injector injects the pressurized fuel into a cylinder. A high pressure air pump pressurizes air to produce pressurized air and pumps the pressurized air from an air controller to an air injector. The air injector injects the pressurized air into the cylinder. | 2015-11-19 |
20150330298 | SWITCHOVER VALVE AND INTERNAL COMBUSTION ENGINE - An internal combustion engine with an adjustable compression ratio has a switchover valve ( | 2015-11-19 |
20150330299 | INTERNAL-COMBUSTION ENGINE - The present invention provides an internal-combustion engine which supplies power by subjecting a fuel oil to combustion and makes it possible to reduce amounts of exhaust gases such as NOX and THC. An internal-combustion engine, characterized in that the engine includes a combustion chamber which is adapted so that a fuel oil and gas including 65% by volume or more of oxygen are subjected to combustion in the combustion chamber. | 2015-11-19 |
20150330300 | TWO SPOOL ENGINE CORE WITH A STARTER - A gas turbine engine has a first spool, a second spool, and a one-way clutch connecting the first and second spools. The one-way clutch disengages from the second spool when the first and second spools rotate at a predetermined speed. | 2015-11-19 |
20150330301 | GAS TURBINE ENGINE WITH VARIABLE SPEED TURBINES - Embodiments of the present invention include unique gas turbine engines. Other embodiments include apparatuses, systems, devices, hardware, methods, and combinations for gas turbine engines. Further embodiments, forms, features, aspects, benefits, and advantages of the present application will become apparent from the description and figures provided herewith. | 2015-11-19 |
20150330302 | GEARED TURBOFAN GAS TURBINE ENGINE ARCHITECTURE - A gas turbine engine typically includes a fan section, a compressor section, a combustor section and a turbine section. A speed reduction device such as an epicyclical gear assembly may be utilized to drive the fan section such that the fan section may rotate at a speed different than the turbine section so as to increase the overall propulsive efficiency of the engine. In such engine architectures, a shaft driven by one of the turbine sections provides an input to the epicyclical gear assembly that drives the fan section at a speed different than the turbine section such that both the turbine section and the fan section can rotate at closer to optimal speeds providing increased performance attributes and performance by desirable combinations of the disclosed features of the various components of the described and disclosed gas turbine engine. | 2015-11-19 |
20150330303 | SYSTEM AND METHOD FOR AVIATION ELECTRIC POWER PRODUCTION - An electrical power system for an aircraft including a turbine engine coupled to the aircraft and providing propulsive thrust and emitting heat during operation to define a high temperature source, a cryogenic fuel system located within the aircraft and providing fuel for the turbine and emitting heat at a lower temperature than the heat from the turbine engine to define a low temperature source and an electrical power generator located on the aircraft and having a thermodynamic generator using the temperature difference to generate electrical power and a method for producing electric power. | 2015-11-19 |
20150330304 | ENGINE WITH THRUST VECTOR CONTROL - The invention can be used to move any objects at any directions. The engine comprises the orthogonal turbines with jet propulsion control flow blades. To do this in the body of the blade is made of the cavity and along the surface of the blades is made stream result weekend of the slotted holes. The blades through the hollow arm is connected with the hollow shaft. Inside the shaft coaxially aligned him with the formation of the annular gap has a hollow distributor pipe with holes in the wall through which the cavity distribution pipeline communicates with the cavities traverse in moments of coincidence of the axes of the holes and traverse. The distribution pipeline is connected to a source of fuel-air mixture under pressure. In each cavity of the blade set of spark plugs connected to the induction coil. | 2015-11-19 |
20150330305 | ANTI-ICING INTERNAL MANIFOLD - A manifold for a gas turbine engine includes oppositely facing first and second walls that extend from an annular wall. An undulating wall oppositely faces the annular wall and couples the first wall to the second wall. The walls collectively form a plurality of first chambers in fluid communication with a plurality of second chambers so that each of the second chambers intersperse adjacent first chambers. Each first chamber has a first volume that is greater that a second volume of each second chamber. | 2015-11-19 |
20150330306 | GAS GENERATOR WITH MOUNT HAVING AIR PASSAGES - A gas turbine engine has a turbine section, and a housing enclosing the turbine section, with a mount structure secured to the housing for mounting and including internal flow passages for delivering air to remote locations. | 2015-11-19 |
20150330307 | LASER-CHARGED HIGH-SPEED PROPULSION SYSTEM AND METHOD FOR PRODUCTION OF HIGH-POWERED LASER - A high-speed propulsion system for a high-speed vehicle includes an air intake duct, a compression section, a combustion section, and an expansion section. A gas dynamic laser generator is disposed proximate the expansion section and generates a source of laser light. A laser transmission mechanism receives the laser light and transmits the laser light from the gas dynamic laser generator to the combustion section and to presents the laser light into the air/fuel mixture of the flowpath which promotes mixing, combustion, and flame stability. | 2015-11-19 |
20150330308 | TURBOJET WITH A DISCHARGE DUCT - The invention relates to a unit comprising an intermediate turbojet casing formed by a hub including a downstream transverse endplate having formed therein at least one first opening putting the inside of the hub into communication with a duct extending downstream from the endplate and opening out at its downstream end via a second opening formed in an outer annular shroud extending downstream from the hub for defining the inside of an annular flow space for a secondary stream. More particularly, the upstream end of said duct is fastened to the downstream endplate of the hub by releasable elastic engagement. | 2015-11-19 |
20150330309 | FLUID SYSTEM - A gas turbine engine is disclosed including a bifurcation fairing located in a bypass duct of the gas turbine engine and traversing the radial extent of the bypass duct. The bifurcation fairing has a delivery conduit inlet leading to a delivery conduit extending inside the bifurcation fairing, the delivery conduit being arranged in use for delivery of bypass air to one or more components of the gas turbine engine. A diverter conduit has a diverter conduit inlet from the delivery conduit upstream of the delivery conduit reaching the one or more components of the gas turbine engine. The diverter conduit has an outlet to a location other than the one or more components of the gas turbine engine. | 2015-11-19 |
20150330310 | METHODS AND APPARATUS TO DETERMINE AIRFLOW CONDITIONS AT AN INLET OF AN ENGINE - Methods and apparatus to determine airflow conditions at an inlet of an engine are disclosed herein. An example apparatus disclosed herein includes a sensor disposed at an inlet of an engine to measure a pressure characteristic, a temperature characteristic and a velocity characteristic of an airflow moving through the inlet and a processor to determine an air mass flow rate based on the pressure characteristic, the temperature characteristic and the velocity characteristic measured at the engine inlet. | 2015-11-19 |
20150330311 | FUEL METERING VALVE AND METHOD OF MANAGING FUEL IN A METERING VALVE - A fuel metering valve includes a main flow path extending axially between an inlet and an outlet. Also included is a plunger disposed around a portion of a plunger guide, the plunger and the plunger guide configured to translate between an open position and a closed position to selectively distribute a fuel flowing through the main flow path to the outlet of the fuel metering valve. Further included is a solenoid coil disposed between a solenoid outer body and a solenoid inner body, the solenoid coil configured to magnetically attract the plunger to the open position. Yet further included is a secondary flow path for routing a stagnant volume of fuel upon translation of the plunger from the closed position to the open position. | 2015-11-19 |
20150330312 | TURBINE ENGINE ASSEMBLY AND DUAL FUEL AIRCRAFT SYSTEM - A turbine engine assembly including a turbine core and a cryogenic fuel system. The turbine core includes: a compressor section; a combustion section; and a turbine section, which are axially aligned. The a cryogenic fuel system includes: a cryogenic fuel reservoir; a vaporizer heat exchanger; a liquid supply line operably coupling the fuel reservoir to an input of the vaporizer heat exchanger; a gas supply line operably coupling an output of the vaporizer heat exchanger to the combustion section; and a second heat exchanger thermally connecting the liquid supply line and the gas supply line to transfer heat from the gas supply line to the liquid supply line. | 2015-11-19 |
20150330313 | CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE - A control system for an internal combustion engine has an intake valve, an exhaust valve, and an exhaust purifying catalyst that purifies exhaust gas after combustion of a fuel. During a fuel cut in which no fuel is supplied, a closing timing of the intake valve is controlled to a delayed angle side more than at a timing when the fuel is supplied and to a delayed angle side more than at a timing at a bottom dead center of an intake stroke, and an opening timing of the exhaust valve is controlled to an advanced angle side more than at the timing when the fuel is supplied and to an advanced angle side more than at the timing at the bottom dead center of an expansion stroke. | 2015-11-19 |
20150330314 | INTERNAL COMBUSTION ENGINE - An internal combustion engine includes at least one piston which can be axially displaced in a cylinder over a maximal stroke and a connecting rod device for adjusting the compression of the internal combustion engine, wherein the connecting rod device has a transverse lever which on one of its ends is connected by a first joint with a connecting rod which is articulately arranged in the piston and on its other end is connected by a second joint with an actuatable control lever, wherein the control lever is arranged pivotal about a third joint, and wherein the transverse lever is connected between the first joint and the second joint by a fourth joint with a crankpin of the crankshaft, which crankpin is spaced apart from a rotation axis of the crankshaft, wherein a lateral distance between the rotation axis of the crankshaft and the third joint in relation to the maximal stroke of the piston is at least −1.0, in particular −1.23 or −1.78. | 2015-11-19 |
20150330315 | DEVICE AND METHOD FOR CONTROLLING VARIABLE COMPRESSION RATIO INTERNAL COMBUSTION ENGINE - A fuel cut during deceleration is executed at time point t | 2015-11-19 |
20150330316 | In-Cylinder Dynamic Gas Blending Fuel Injector And Dual Fuel Engine - A dual fuel engine utilizes a compression ignited pilot injection of liquid diesel fuel to ignite a mixture of gaseous fuel and air in each engine cylinder. The gaseous fuel is injected at a relatively low pressure directly into the engine cylinder from a fuel injector. The liquid diesel fuel is injected directly into the engine cylinder from the same fuel injector. In-cylinder dynamic gas blending during the compression stroke can reduce potential hydrocarbon slip that could occur when unburned fuel resides in crevice volumes within the engine cylinder. | 2015-11-19 |
20150330317 | REAL-TIME VEHICLE DATA ACQUISITION AND ANALYSIS - An engine controller, system and method for collecting vehicle data. Drive torque data is determined using the engine controller in the vehicle and is stored in a memory in the vehicle. The drive torque data is stored in a non-time domain format, and may include a histogram of numbers of revolutions at predetermined intervals of drive torque values and/or a matrix of rainflow cycle counts. The drive torque data is temporarily stored in a buffer prior to being stored in the matrix of rainflow cycle counts using back-checking and binning. The drive torque data is downloaded from the vehicle and transmitted to a central data collection center. | 2015-11-19 |
20150330318 | Method and Apparatus for Scheduling Vehicle Startup - A computer implemented method includes logging vehicle startup information. The method also includes determining, via a computer, if timing commonalities exist between logged vehicle startup information instances. Further, the method includes recommending automatic vehicle startup, based on a threshold number of timing commonalities. The method also includes formulating recommended start times based on logged vehicle startup information instances having timing commonalities. The method additionally includes presenting a schedule including recommended start times to a vehicle user and scheduling automatic vehicle startups upon vehicle user acceptance of the presented schedule. | 2015-11-19 |
20150330319 | SYSTEM AND METHOD OF OPERATING ENGINE - A method of operating an engine includes determining an intake air temperature and an engine speed. The method includes selectively initiating one of a first operating mode, a second operating mode and a third operating mode based on at least the intake air temperature and the engine speed. The first operating mode includes increasing the engine speed progressively by an incremental speed value. The second operating mode includes deactivating at least one Exhaust Gas Recirculation (EGR) cylinder of the engine. The third operating mode includes shutting down the engine. | 2015-11-19 |
20150330320 | ADJUSTMENTS FOR ENGINE SPARK USING REMOTE DATA - External data from a second computer external to a vehicle is received in an in-vehicle computer comprising a processor and a memory. At least one derived datum is generated from at least some of the external data. The at least one derived datum is used to make an adjustment to engine performance. | 2015-11-19 |
20150330321 | SYSTEM AND METHOD FOR EVALUATING OPERATING CAPABILITY OF A PRIME MOVER - A method of evaluating operating capability of a prime mover includes: starting the prime mover with a minimum load requirement threshold; obtaining a reference prime mover operation parameter for the prime mover; comparing the reference prime mover operation parameter with a standard prime mover operation parameter to determine a reference matrix; and adjusting via a TRS controller a standard operation threshold based on the reference matrix to obtain an optimal operation threshold. | 2015-11-19 |
20150330322 | COORDINATED CONTROL OF ENGINE AND AFTER TREATMENT SYSTEMS - The present disclosure relates to a method and apparatus to reduce fuel consumption while remaining in NOx compliance by simultaneous and coordinated control of the engine and the selective catalytic reduction (SCR) system. More particularly, the present disclosure identifies methods and apparatus to increase NOx output within a diesel engine to optimize the performance of a given SCR system while simultaneously reducing fuel consumption at a selected and targeted intake oxygen concentration. | 2015-11-19 |
20150330323 | CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE - This control device for an internal combustion engine includes: an exhaust purification catalyst that is provided in an exhaust passage of the internal combustion engine; a downstream air-fuel ratio sensor that is provided downstream of the exhaust purification catalyst; and an air-fuel ratio control device that controls such that the air-fuel ratio of exhaust gas flowing into the exhaust purification catalyst reaches a target air-fuel ratio. The downstream air-fuel ratio sensor is configured such that the applied voltage thereof at which the output current becomes zero decreases as the exhaust air-fuel ratio increases. If the target air-fuel ratio is richer than the reference air-fuel ratio, the voltage applied to the downstream air-fuel ratio sensor is set to a higher voltage than the voltage at which the output current becomes zero when the exhaust air-fuel ratio is the stoichiometric air-fuel ratio. If the target air-fuel ratio is leaner than the reference air-fuel ratio, the voltage applied to the downstream air-fuel ratio sensor is set to a lower voltage than the voltage at which the output current becomes zero when the exhaust air-fuel ratio is the stoichiometric air-fuel ratio. A control device for an internal combustion engine using an air-fuel ratio sensor that can reliably detect when the absolute value of the exhaust air-fuel ratio reaches a prescribed air-fuel ratio richer than the stoichiometric air-fuel ratio is thus provided. | 2015-11-19 |
20150330324 | FLOW MEASURING DEVICE - A detection element portion is provided on an inner surface side of a plate as a wall surface portion defining a measurement passage in a flow measuring device. An intake-air temperature detection portion detecting a temperature of a fluid being measured is provided on one main surface of a substrate forming the detection element portion. A ventilation hole allowing a main passage in which the fluid being measured flows and the measurement passage to communicate is provided so as to penetrate through the plate. By achieving a state in which the substrate forming the detection element portion is installed so that an end thereof protrudes into the ventilation hole and a back surface of the end portion of the detection element portion where the intake-air temperature detection portion is formed is exposed toward the main passage, a response speed is enhanced. | 2015-11-19 |
20150330325 | SYSTEM AND METHOD FOR CONTROLLING A MULTI-FUEL ENGINE TO REDUCE ENGINE PUMPING LOSSES - A fuel control module, based on an engine torque request, fuels N cylinders of an engine using a first fuel system. N is an integer greater than zero. A throttle control module, based on the engine torque request and the fueling of the N cylinders using the first fuel system, opens a throttle valve to a predetermined wide open throttle (WOT) position. A cost module, when the engine torque request is greater than a predetermined torque: determines a first cost value for fueling at least one of the N cylinders of the engine using a second fuel system; and determines a second cost value for adjusting at least one operating parameter other than fueling of the engine. An adjustment module, based on, the first and second cost values, one of: initiates the fueling of the at least one of the N cylinders using the second fuel system; and adjusts of the at least one operating parameter other than fueling of the engine. | 2015-11-19 |
20150330326 | NONLINEAR MODEL-BASED CONTROLLER FOR PREMIXED CHARGE COMPRESSION IGNITION COMBUSTION TIMING IN DIESEL ENGINES - Advanced combustion modes, such as PCCI, operate near the system stability limits. In PCCI, the combustion event begins without a direct combustion trigger in contrast to traditional spark-ignited gasoline engines and direct-injected diesel engines. The lack of a direct combustion trigger encourages the usage of model-based controls to provide robust control of the combustion phasing. The nonlinear relationships between the control inputs and the combustion system response often limit the effectiveness of traditional, non-model-based controllers. Accurate knowledge of the system states and inputs is helpful for implementation of an effective nonlinear controller. A nonlinear controller is developed and implemented to control the engine combustion timing during diesel PCCI operation by targeting desired values of the in-cylinder oxygen concentration, pressure, and temperature during early fuel injection. | 2015-11-19 |
20150330327 | Engine Assembly With Passageway For Reducing Oil Leakage - In one aspect, the present invention provides an engine assembly, which includes at least one cylinder head including a first surface, and at least one camshaft cover including a second surface, the first and second surfaces together defining a passageway positioned next to a seal for reducing oil leakage. The passageway may be defined by a recess on at least one of the first and second surfaces. | 2015-11-19 |
20150330328 | CYLINDER HEAD AND ENGINE BLOCK CONFIGURATION - A single-cylinder cylinder head is disclosed. The cylinder head may have a cylinder head body having a gas system side, a pushrod side opposing the gas system side, a circular cylinder closing face with a central injector opening, a pair of inlet openings, and a pair of outlet openings. The cylinder head may have a central injector recess extending through the cylinder head body to the central injector opening. Further, the cylinder head may have a gas inlet channel system and a gas outlet channel system. The cylinder head may also have a pushrod passage extending through the cylinder head body at the pushrod side. In addition, the cylinder head may have a plurality of cylinder mounting holes extending through the cylinder head body in an outer circumferential region of the single-cylinder cylinder head. The cylinder mounting holes may be non-equidistantly arranged around the central injector recess. | 2015-11-19 |
20150330329 | PISTON FOR AN INTERNAL COMBUSTION ENGINE - A piston for an internal combustion engine may include a top portion defining a circular outer perimeter. A side portion may extend from the outer perimeter in a direction away from the top portion. The side portion may include at least a first side segment disposed on a side subjected to a greater radial compressive stress in relation to at least a second side segment. The second side segment may be disposed on a side opposite the first side segment. At least two cylindrical portions may each define a radial bore. At least two first structural walls may connect the first side segment with each of the at least two cylindrical portions. At least two second structural walls may connect the second side segment with each of the at least two cylindrical portions. | 2015-11-19 |
20150330330 | GASKET AND ENGINE WITH THE GASKET - A gasket clamped between two members fastened by a fixture, includes first and second metal plates laminated together to form the gasket, fixture holes formed in the first and second metal plates for inserting the fixture therein, sealing subject holes formed in the first and second metal plates, fastening-stress concentration areas located on the first and second metal plates between the fixture holes and the sealing subject holes where a fastening stress concentrates when the two members are fastened by the fixture, and a linear bead formed on the first metal plate only at the fastening-stress concentration area to reduce the fastening stress when the two members are fastened. The linear bead projects to a side opposite to the second metal plate, and is disposed on an axis line connecting a center of the fixture hole and a center of the sealing subject hole in the first metal plate. | 2015-11-19 |
20150330331 | RAM AIR TURBINE DRIVESHAFT GEAR AND BEARING ARRANGEMENT - A ram air turbine is presented that includes a turbine having a blade and a turbine shaft, a strut removably coupled to the turbine, wherein the strut has a gearbox section and a drive section, a turbine shaft with a bevel gear oriented perpendicularly to the turbine shaft and positioned within the gearbox section of the strut, a driveshaft coupled to the generator and positioned within the drive section of the strut, and a pinion gear that engages with the bevel gear, wherein the pinion gear is secured to the driveshaft by a spanner nut, wherein the pinion gear utilizes a key configured to interact with the keyed joint of the driveshaft. The pinion gear is supported by a pinion bearing that may be press fit onto the pinion gear and by one of the generator bearings. | 2015-11-19 |
20150330332 | SORBENT-BASED LOW PRESSURE GASEOUS FUEL DELIVERY SYSTEM - A fuel extraction and pressurization system for delivering a gaseous fuel from a adsorbent fuel tank to a fuel injection system of an internal combustion engine, wherein the fuel extraction and pressurization system comprises one or more components for applying a vacuum to the interior of the tank to facilitate the extraction of the adsorbed gaseous fuel from the tank and compressing the extracted gaseous fuel to a pressure appropriate for the fuel injection system. | 2015-11-19 |
20150330333 | UNBURNED FUEL VENTING IN INTERNAL COMBUSTION ENGINES - An internal combustion engine is disclosed. The engine may have a cylinder that defines a combustion chamber for combusting an air/fuel mixture. The engine may also have a piston reciprocally movable within the cylinder between a top dead center (TDC) and a bottom dead center (BDC). The piston may have an uppermost piston ring configured to sealingly contact the cylinder. The engine may have an annular crevice facing the combustion chamber. The crevice may be defined by the cylinder, the piston, and the uppermost piston ring. The engine may also have a flow channel fluidly connected to the combustion chamber. The flow channel may direct unburned air/fuel-mixture out of the combustion chamber. The at least one flow channel may be fluidly connected to the annular crevice for a crank angle range of about 85° to 95° and about 265° to 275° after the top dead center (TDC). | 2015-11-19 |
20150330334 | METHOD FOR DETERMINING THE RECYCLED AIR FLOW RATE AND THE QUANTITY OF OXYGEN AVAILABLE AT THE INLET OF AN INTERNAL COMBUSTION ENGINE CYLINDER - A method includes:
| 2015-11-19 |