05th week of 2016 patent applcation highlights part 33 |
Patent application number | Title | Published |
20160032754 | ADJUSTABLE BLADE OUTER AIR SEAL APPARATUS - An adjustable blade outer air seal apparatus includes a case that extends circumferentially around an axis, a support ring non-rigidly mounted to the case on spring connections radially inwards of the case, whereby the support ring floats with respect to the case, and at least one blade outer air seal segment that is radially adjustable relative to the support ring. | 2016-02-04 |
20160032755 | V-SHAPED GEARBOX FOR DRIVING TURBOMACHINE EQUIPMENT - A gearbox for driving equipment of a turbomachine, including a substantially V-shaped box having two arms joined together by a joining part, the arms containing gear trains joined together at the joining part, and an attachment to the turbomachine. The attachment include a mechanism for insetting and/or for attaching the joining part and a suspension device of the arms. | 2016-02-04 |
20160032756 | LOW NOISE TURBINE FOR GEARED TURBOFAN ENGINE - A gas turbine engine comprises a fan and a turbine having a fan drive rotor. There is also a second turbine rotor. A gear reduction effects a reduction in the speed of the fan relative to an input speed from the fan drive rotor. The fan drive rotor has a number of turbine blades in at least one of a plurality of rows of the fan drive rotor, and the turbine blades operate at least some of the time at a rotational speed. The number of turbine blades in the at least one row and the rotational speed are such that the following formula holds true for the at least one row of the fan drive turbine: (number of blades×speed)/60≧5500 Hz. The rotational speed is in revolutions per minute. A method of designing a gas turbine engine, and a turbine module are also disclosed. | 2016-02-04 |
20160032757 | Engine Inlet Total Air Temperature Sensor - A total air temperature (TAT) sensor assembly is disclosed. The assembly includes a housing that accommodates a temperature sensor. The assembly also includes a first airfoil that includes a leading end and a trailing end and a second airfoil that includes a leading end and a trailing end. The first and second airfoils are disposed in a spaced-apart fashion that defines a curved passageway so incoming air can flow between the first and second airfoils before engaging the housing and the temperature sensor. The trailing ends of the airfoils are disposed on opposite sides of the housing and spaced apart from the housing to permit air flowing through the curved passageway to pass the housing. | 2016-02-04 |
20160032758 | SYSTEMS, METHODS, AND APPARATUS FOR ROTARY VANE ACTUATORS - Systems, methods, and devices are disclosed for implementing hydraulic actuators. Devices may include a housing having an internal surface defining an internal cavity that may have a substantially circular cross sectional curvature. The devices may include a rotor that includes a first slot having a substantially circular curvature. The devices may include a first vane disk partially disposed within the first slot of the rotor, where the first vane disk has a substantially circular external geometry. The first vane disk may be mechanically coupled to the rotor via the first slot, and the first vane disk may be configured to form a first seal with the internal surface of the housing. The devices may include a first separator device that may be configured to form a second seal with the internal surface of the housing and a third seal with an external surface of the rotor. | 2016-02-04 |
20160032759 | MACHINED VANE ARM OF A VARIABLE VANE ACTUATION SYSTEM - An exemplary variable vane actuation system includes, among other things, a vane arm with a vane stem contact surface and a radially outward facing surface. The vane stem contact surface is to contact a vane stem of a variable vane and thereby actuate the variable vane about a radially extending axis. The vane stem contact surface is angled relative to both the radially extending axis and the radially outward facing surface. | 2016-02-04 |
20160032760 | HOUSING FOR A GAS TURBINE, AIRCRAFT ENGINE, AND A PROCESS FOR OPERATING A GAS TURBINE - A housing for a gas turbine is disclosed. At least one wall element is housed on the housing so as to move, which limits a flow channel of the housing in the radial direction from a rotational axis of a rotor of the gas turbine toward the exterior. The housing includes at least one variably adjustable guide blade which extends through the wall element into the flow channel. The wall element can be moved between a sealing setting, in which the wall element makes contact at least in a partial area of a side of a blade leaf of the guide blade facing toward the wall element, and an open setting, in which the blade leaf and the wall element are spaced some distance apart from one another. A gas turbine as well as a process for operating a gas turbine is also disclosed. | 2016-02-04 |
20160032761 | AIRCRAFT ENGINE CLEANING SYSTEM - A cleaning system for performing a cleaning cycle on a turbine engine mounted to an airframe includes a mobile supply unit. The mobile supply unit includes a cleaning agent supply that introduces cleaning agent into the turbine engine. The aircraft includes at least one valve configured to block cleaning agent from moving from the turbine engine into a passenger cabin of the aircraft. | 2016-02-04 |
20160032762 | DEVICE FOR DEICING A SEPARATOR NOSE OF AN AVIATION TURBINE ENGINE - A device for deicing a separator nose of an aviation turbine engine, and including a separator nose for positioning downstream from a fan of the engine to separate annular channels for passing a primary stream and a secondary stream coming from the engine, and a casing fastened to the separator nose so as to extend it downstream, the casing having an inner shroud defining the outside of the primary stream flow passage, and including at least one air duct incorporated in the inner shroud so as to be formed integrally therewith, the air duct opening out downstream to an air feed and opening out upstream into the inside of the separator nose. | 2016-02-04 |
20160032763 | HEATSHIELD DISCOURAGER SEAL FOR A GAS TURBINE ENGINE - A gas turbine engine includes a service line interface that extends from an outer surface of a bearing support such that a heat shield is spaced from the outer surface. A method of mounting a heat shield to a gas turbine engine includes trapping a heat shield within a gapped overlap spaced from an outer surface of a bearing support. | 2016-02-04 |
20160032764 | GAS TURBINE ENGINE END-WALL COMPONENT - An end-wall component of the mainstream gas annulus of a gas turbine engine having an annular arrangement of vanes, the component including a cooling arrangement having ballistic cooling holes ( | 2016-02-04 |
20160032765 | BEARING COMPARTMENT SEALING SYSTEM WITH PASSIVE COOLING - The present disclosure relates to sealing systems for bearing compartments. In one embodiment, a sealing system includes a runner configured to extend circumferentially around a rotating component, the runner is formed of a material with low radial thermal growth and is configured to tit to the rotating component to remove heat away from the runner. The runner can include an outer surface configured to provide passive cooling for the runner in the bearing compartment. The sealing system can also include a seal configured to operate with the runner, wherein the seal includes a clearance seal on an air side of the runner. The runner can be configured to operate without direct oil cooling. | 2016-02-04 |
20160032766 | COMPONENTS WITH MICRO COOLED LASER DEPOSITED MATERIAL LAYER AND METHODS OF MANUFACTURE - A method of manufacture is provided. The manufacturing method includes using a laser deposition process to apply a laser deposited material on an outer surface of a substrate to form one or more grooves on the outer surface of a substrate. Each groove has a base and an opening and extends at least partially along the outer surface of the substrate, where the substrate has an inner surface that defines at least one hollow, interior space. The manufacturing method further includes disposing an additional material over the laser deposited material, to define one or more channels for cooling the component. The additional material may include additional laser deposited material layers or a coating. Other manufacturing methods and a component are also provided. | 2016-02-04 |
20160032767 | GAS TURBINE ENGINE WITH AXIAL COMPRESSOR WITH INTERNAL COOLING PATHWAYS - A gas turbine engine may include an axial high pressure compressor having an air flow pathway positioned between the inner and outer rim of the rotor section. The air flow pathway includes an inlet port, a transition segment, an axial segment, and an outlet port. The pathway may be a tube having an ovoid cross sectional shape and is substantially co-planar to the outer surface of the outer rim. The pathway may traverse the rotor section from the first rotor segment to the rear hub. | 2016-02-04 |
20160032768 | EXHAUST-GAS TURBOCHARGER - An exhaust-gas turbocharger ( | 2016-02-04 |
20160032769 | OIL TRANSFER PASSAGE ARRANGEMENT FOR A SHAFT OF A GAS TURBINE ENGINE - A shaft for a gas turbine engine includes a shaft bore along an axis, a circumferential groove within the shaft bore, a multiple of first axial grooves from said circumferential groove and a multiple of second axial grooves from said circumferential groove. | 2016-02-04 |
20160032770 | GEARED GAS TURBINE ENGINE WITH OIL DEAERATOR AND AIR REMOVAL - A gas turbine engine has a fan drive turbine for driving a gear reduction. The gear reduction drives a fan rotor. A lubrication system supplies oil to the gear reduction, and includes a lubricant pump to supply an air/oil mixture to an inlet of a deaerator. The deaerator includes a separator for separating oil and air, delivering separated air to an air outlet, and delivering separated oil back into an oil tank. The separated oil is first delivered into a pipe outwardly of the oil tank, and then into a location beneath a minimum oil level in the tank. Air within the oil tank moves outwardly through an air exit into the deaerator. A method of designing a gas turbine engine is also disclosed. | 2016-02-04 |
20160032771 | FLUID-COOLED SEAL ARRANGEMENT FOR A GAS TURBINE ENGINE - A component for a gas turbine engine includes a compartment housing that redirects oil from at least one passage in a rotational component onto a backside of a seal land. | 2016-02-04 |
20160032772 | Self Cleaning Debris Filter for Fan Drive Gear System - A pump system for a gas turbine engine has at least one pump. At least one valve has an outlet and at least one inlet is fluidly connected to the at least one pump. A geared architecture is positioned within a bearing compartment. The geared architecture is configured to receive lubricating fluid from the outlet of the at least one valve, a self-cleaning filter is positioned downstream of the at least one valve and upstream of the geared architecture. A gas turbine engine and a method are also disclosed. | 2016-02-04 |
20160032773 | CIRCULATING LUBRICANT THROUGH A TURBINE ENGINE COMPONENT WITH PARALLEL PUMPS - A system for a turbine engine includes a turbine engine component, a lubricant collection device and a plurality of lubricant circuits. The lubricant collection device is fluidly coupled with the turbine engine component. The lubricant circuits are fluidly coupled between the lubricant collection device and the turbine engine component. The lubricant circuits include a first circuit and a second circuit configured in parallel with the first circuit. Each of the lubricant circuits includes a lubricant pump. The first and the second circuits receive lubricant from the lubricant collection device, and direct the received lubricant to the turbine engine component. | 2016-02-04 |
20160032774 | Cost Effective Manufacturing Method for GSAC Incorporating a Stamped Preform - A process for manufacturing a preformed sheet having geometric surface features for a geometrically segmented abradable ceramic thermal barrier coating on a turbine engine component, the process comprising the steps of providing a preformed sheet material. The process includes forming a partially of geometric surface features in the sheet material. The process includes joining the sheet material to a substrate of the turbine engine component. The process includes disposing a thermally insulating topcoat over the geometric surface features and forming segmented portions that are separated by faults extending through the thermally insulating topcoat from the geometric surface features. | 2016-02-04 |
20160032775 | ENGINE MID-TURBINE FRAME TRANSFER TUBE FOR LOW PRESSURE TURBINE CASE COOLING - A turbine engine includes a turbine section with a low pressure turbine and a turbine case disposed about an axis. A frame assembly defines an outer cavity and an inner cavity with the outer cavity including at least one opening configured and adapted to communicate cooling air to the turbine case. A transfer tube is disposed within the outer cavity and is configured and adapted to receive cooling air. The transfer tube includes a bend configured to impart circumferential velocity to the cooling air within the outer cavity. | 2016-02-04 |
20160032776 | REINFORCED COMPOSITE CASE - A composite assembly comprises a first composite wall, a second composite wall spaced radially inward from the first outer wall, and a composite reinforcement ring attached to an outer surface of the second composite wall. The composite reinforcement ring includes at least one sidewall having an accessory mounting port formed therethrough. | 2016-02-04 |
20160032777 | COMPONENT ARRANGEMENT OF A GAS TURBINE - The present invention relates to a component arrangement of a gas turbine, this arrangement having a first gas turbine component, in particular a first wall segment (10) of a gas turbine duct casing; a second gas turbine component that can be joined thereto, in particular a second wall segment (20) of a gas turbine duct casing, with a flange (21), which is particularly bent; and an eccentric clamping element (30), which is mounted rotatably about an axis of rotation (A) on the first gas turbine component and has an eccentric contour portion (31), whose radial distance (r) to the axis of rotation varies by an angle (φ) about the axis of rotation, in order to press the flange (21) of the second gas turbine component (20) against the first gas turbine component, in particular to clamp it between the first gas turbine component and the eccentric contour portion (31). | 2016-02-04 |
20160032778 | ROTATABLE FULL RING FAIRING FOR A TURBINE ENGINE - A turbine engine includes a full ring fairing having at least a first and second keyed feature. The full ring fairing is rotatable so that the second keyed feature is in the first keyed feature position relative to the turbine engine. | 2016-02-04 |
20160032779 | CASTELLATED LATCH MECHANISM FOR A GAS TURBINE ENGINE - A gas turbine engine includes a fan duct including a fan duct inner structure that surrounds a core engine, a fan case that surrounds a fan, a core engine frame, and at least one mechanism configured to secure a portion of the fan duct inner structure to a portion of the core engine frame. The at least one mechanism includes a castellated arcuate portion mounted to one of the fan duct inner structure and the core engine frame and an inwardly projecting retaining feature mounted to the other of the fan duct inner structure and the core engine frame. The castellated arcuate portion is rotatable about an engine central longitudinal axis to position a feature of the castellated arcuate portion proximate to a portion of the inwardly projecting retaining feature to latch the fan duct inner structure. | 2016-02-04 |
20160032780 | Triple Flange Arrangement for a Gas Turbine Engine - A flange arrangement for a gas turbine engine includes a case flange between a forward flange and an aft flange. | 2016-02-04 |
20160032781 | MOVEABLE SEALING ARRANGEMENT FOR A GAS TURBINE DIFFUSER GAP - A sealing arrangement for a gas turbine including exhaust and manifold diffusers separated by a circumferential diffuser gap. The sealing arrangement includes a forward clamp arrangement attached to the exhaust diffuser wherein the forward clamp arrangement includes a forward groove. The sealing arrangement also includes an aft clamp arrangement attached to manifold diffuser wherein the aft clamp arrangement includes an aft groove. Further, the sealing arrangement includes a flexible circumferential seal including forward and aft loop portions. The forward loop portion is located in the forward groove and the aft loop portion is located in the aft groove wherein the circumferential seal extends across the circumferential diffuser gap to seal the circumferential diffuser gap. The forward and aft loop portions are moveable in the forward and aft grooves to enable movement of the circumferential seal in a circumferential direction to accommodate thermal expansion of the exhaust and manifold diffusers. | 2016-02-04 |
20160032782 | ROTOR TURNING DEVICE FOR LARGE TURBINE/GENERATOR IN-SITU ROTORS - A tool assembly for safely rotating a heavy turbine generator rotor for alignment and maintenance purposes. The tool assembly includes a plurality of segments mounted to an outer face of a coupling affixed to an end of a shaft of the rotor, where the segments include a plurality of segment teeth extending beyond an outer edge of the coupling. A tool is positioned adjacent to the coupling and includes a support assembly, a hydraulic ram and a ratcheting pawl. The ratcheting pawl includes a drive pin positioned to engage the teeth of the segments, where extension of a piston rod from the hydraulic ram causes the coupling and shaft to rotate. | 2016-02-04 |
20160032783 | Apparatus and Method for Storing Energy - In an energy storage and recovery system, working fluid from a first vessel is compressed by power machinery and passes, via a regenerator, into a second vessel, where it is forced to condense, the temperature and pressure of the saturated working liquid/vapour mixture continuously rising during storage. The stored energy is recovered by the vapour returning through the regenerator and power machinery where it expands to produce work before condensing back into the first vessel. The regenerator comprises a gas permeable, solid thermal storage medium which, during storage, stores superheat and some latent heat from the vapour passing through it in respective downstream regions that exhibit continuously increasing temperature profiles during storage and a small temperature difference with the surrounding vapour, thereby minimising irreversible losses during the thermal energy transfers. | 2016-02-04 |
20160032784 | METHOD FOR LOW LOAD OPERATION OF A POWER PLANT WITH A ONCE-THROUGH BOILER - The once-through boiler includes a water supply and at least an economizer, an evaporator superheater. No valves are provided between the economizer, the evaporator and the superheater. The high-pressure turbine includes a control valve. The method for low load operation of a power plant with a once-through boiler and a high pressure turbine includes providing a parameter indicative of the stable operation of the once-through boiler in once-through operation, and on the basis of this parameter adjusting the control valve in order to regulate the pressure within the economizer and evaporator and/or adjusting the temperature of the water supplied to the economizer. | 2016-02-04 |
20160032785 | Method and Apparatus for Combining a Heat Pump Cycle With A Power Cycle - The working fluid for the heat pump cycle will be different than that for the power cycle. | 2016-02-04 |
20160032786 | CLOSED-CYCLE PLANT - A closed cycle plant for converting thermal power to mechanical or electrical power including: a closed circuit inside which a working fluid circulates according to a predetermined circulation direction, a volumetric expander configured to receive at the inlet the working fluid in a gaseous state. The volumetric expander includes: a jacket having an inlet and an outlet for enabling the introduction and discharge the working fluid; an active element housed in said jacket and suitable for defining, in cooperation with said jacket, a variable volume expansion chamber; a main shaft; a valve active that opens and closes the inlet and outlet, and a generator connected to the main shaft. The valve includes a regulation device configured to vary the duration of the introduction condition, or the maximum through cross-section of the inlet. | 2016-02-04 |
20160032787 | SOLID OXIDE CELL SYSTEM AND METHOD FOR MANUFACTURING THE SAME - Provided are a solid oxide cell (SOC) system producing a synthetic gas by using a waste gas discharged from a power plant, or the like, and a method for controlling the same. The SOC system includes i) a first power plant configured to provide a waste gas and first electrical energy, ii) a second power plant configured to provide second electrical energy using an energy source different from that of the first power plant, and iii) a solid oxide cell (SOC) connected to the first power plant and the second power plant, configured to receive the waste gas and the second electrical energy to manufacture carbon monoxide and hydrogen, and providing the carbon monoxide and the hydrogen to the first power plant. | 2016-02-04 |
20160032788 | VARIABLE VALVE DEVICE FOR INTERNAL COMBUSTION ENGINE - A cam of a variable valve device is provided with a change region, which is a region with which a roller abuts when a control shaft is displaced in an axial direction to change a maximum lift amount and in which a cam surface is inclined such that a diameter of the cam gradually increases toward one side in a rotation direction. The cam is provided with a retainer region with which the roller abuts when a position of the control shaft in the axial direction is retained to retain the maximum lift amount. An inclination angle of the cam surface in the retainer region is smaller as the maximum lift amount when the action member abuts with the retainer region is larger. | 2016-02-04 |
20160032789 | CAMSHAFT ADJUSTER - A cam shaft adjuster a drive element and an output element, wherein the drive element and the output element are arranged so as to be rotatable relative to one another and the camshaft adjuster includes a cover element which is fastened non-rotatably to the drive element or to the output element, wherein the drive element or the output element has a through-bore through which a screw passes, wherein the screw engages in a threaded bush, wherein the threaded bush projects both into a through-bore of the cover element and into the through-bore of the drive element or output element. | 2016-02-04 |
20160032790 | INTERNAL COMBUSTION ENGINE WITH A CAMSHAFT PHASER - An internal combustion engine includes a crankshaft rotatable about a crankshaft axis; a camshaft rotatable by the crankshaft about a camshaft axis; an engine cover defining an engine cover volume within the internal combustion engine; a drive member disposed within the engine cover volume which transfers rotational motion from the crankshaft to the camshaft; a camshaft phaser disposed within the engine cover volume which controllably varies the phase relationship between the crankshaft and the camshaft; an actuator which operates the camshaft phaser; and an actuator mount within the engine cover volume which mounts the actuator structurally independent of the engine cover, thereby allowing removal of the engine cover independently of the actuator. | 2016-02-04 |
20160032791 | CONCENTRIC DUAL INDEPENDENT CAMSHAFT PHASER FOR DUAL OVERHEAD CAMSHAFT VALVE TRAIN - A variable valve timing system and methods of operation are provided. A primary valve train driver is configured to rotate about a primary axis. A primary camshaft includes a first plurality of cams positioned on the primary camshaft. The primary camshaft is coaxially coupled to the primary valve train driver. The first plurality of cams is configured to rotate about the primary axis. A primary camshaft phaser is coaxially coupled to the primary camshaft. The primary camshaft phaser is rotatably coupled to the primary valve train driver so as to rotate the primary camshaft phaser and the primary camshaft to a first phase angle. A secondary camshaft driver on the primary axis is coaxially coupled to the primary camshaft, and a secondary camshaft phaser is coaxially coupled to the primary camshaft and coupled to the secondary camshaft driver on the primary axis. The secondary camshaft phaser is rotatably coupled to the primary valve train driver so as to rotate the secondary camshaft driver on the primary axis to a second phase angle. | 2016-02-04 |
20160032792 | HYDRAULIC VALVE AND CAM PHASER - A hydraulic valve for a cam phaser, the hydraulic valve including a bushing element, including a longitudinal channel, a first transversal channel originating from the longitudinal channel, a second transversal channel originating from the longitudinal channel, a pressure balanced hollow piston arranged within the longitudinal channel axially moveable between a first end position and a second end position, wherein the longitudinal channel includes a first channel section with a larger inner diameter and a second channel section with a smaller inner diameter, wherein the first transversal channel originates from the first channel section and the second transversal channel originates from the second channel section, wherein the hollow piston includes a longitudinal channel with an axial opening, at least one transversal channel, a first piston section with a greater outer diameter and a second piston section with a smaller outer diameter. | 2016-02-04 |
20160032793 | EXHAUST VALVE ASSEMBLY FOR A TWO-STROKE INTERNAL COMBUSTION ENGINE - An exhaust valve assembly for a two-stroke internal combustion engine has a valve actuator having a first pressure chamber and a second pressure chamber, and a valve operatively connected to the valve actuator. The first and second pressure chambers are adapted for selectively receiving one of a first pressure and a second pressure. The first pressure is higher than the second pressure. The valve actuator moves the valve between at least a first valve position and a second valve position. The valve actuator moves the valve to the first valve position when the first pressure is supplied to the first pressure chamber and the second pressure is supplied to the second pressure chamber. The valve actuator moves the valve to the second valve position when the second pressure is supplied to the first pressure chamber and the first pressure is supplied to the second pressure chamber. | 2016-02-04 |
20160032794 | Flap Valve Device - A flap valve device for controlling a gas flow through a tubular duct includes a valve flap which is rotatably supported at a valve housing by a valve shaft. At least two rotary bearings are provided for supporting the valve flap at the valve housing and are received in respective bearing domes. The bearing domes are arranged in the region of respective shaft leadthroughs of the valve housing which are provided for the valve shaft. At least one of the bearing domes is designed as a shaped sheet metal part separate from the valve housing. | 2016-02-04 |
20160032795 | Valve Timing Control Device for Internal Combustion Engine - The present invention provides a valve timing control device that can suppress a leakage of noise to the outside of the device and can improve reliability without needlessly increasing the volume occupied by the device. There is provided a valve timing control device for an internal combustion engine, including a driving rotary body to which rotational force from a crankshaft is transmitted, a driven rotary body, an intermediate rotary body, a speed reduction mechanism, an electric motor, and a housing, wherein: the electric motor rotates relative to the camshaft and the housing; the valve timing control device further includes a current application switching mechanism which is provided inside the housing and which includes brushes to switch current application to a coil of the electric motor, and feeding mechanisms which are provided between the housing and an external device and which include brushes to apply a current from the external device to the current application switching mechanism; electromagnetic noise emission suppression means is provided on the power supply side of the brushes of the feeding mechanisms; and the brushes of these mechanisms are disposed apart from the rotational axis of the camshaft by substantially the same distance. | 2016-02-04 |
20160032796 | DRIVE APPARATUS - A profile radius change rate, which is an amount of change in a profile radius of a drive cam relative to a rotational angle of the drive cam in a pocket boundary section located between a progressively changing portion and a pocket portion, is set such that a boundary sound pressure, which is a sound pressure generated when a contact point between a roller and the drive cam passes through the pocket boundary section in response to the rotational movement of the drive cam, is included in a reference sound pressure range, which is a range of variation in a sound pressure generated when the contact point passes through the progressively changing portion. | 2016-02-04 |
20160032797 | BREATHER DEVICE FOR COMBUSTION ENGINE - A breather device includes: a breather chamber into which oil mist in a crank chamber of a combustion engine is introduced; and a breather passage configured to guide oil mist from a crank chamber into the breather chamber. The breather chamber has formed therein a labyrinth structure in which gas-liquid separation of the oil mist is performed. An introduction pipe forming a part of the breather passage is communicated with an upper portion of the crank chamber, and projects upward from an upper end portion of the crank case. | 2016-02-04 |
20160032798 | AIR-OIL SEPARATOR WITH JET-ENHANCED IMPACTION AND METHOD ASSOCIATED THEREWITH - The combination of a gas-pressure-driven pump jet nozzle or alternatively Coanda effect nozzle with an impactor nozzle(s) in an air-oil separator for separating oil from blow-by gasses from a crankcase of an internal combustion engine, or for separating liquid aerosol from gas, in general. Such combination enhances impaction efficiency and enables operation at higher pressure differentials (or pressure drop) (“dP”) without causing excessive backpressure in the air-oil separator. | 2016-02-04 |
20160032799 | METHOD AND SYSTEM OF MAINTAINING DPF REGENERATION FOR IMPROVING DURABILITY OF DPF FILTER - A method of maintaining diesel particulate filter (DPF) regeneration for improving durability of a DPF, may include determining, by a controller, whether a vehicle enters an idle state during the DPF regeneration, controlling, by the controller, a concentration of oxygen introduced into the DPF to be equal to or less than a first reference value when the vehicle enters the idle state, and performing, by the controller, a regeneration process until a soot mass in the DPF may be equal to or less than a target reference value. | 2016-02-04 |
20160032800 | CONTROL SYSTEM OF INTERNAL COMBUSTION ENGINE - An internal combustion engine comprises a hydrocarbon feed valve ( | 2016-02-04 |
20160032801 | AFTERTREATMENT SYSTEM HAVING MULTIPLE DOSING CIRCUITS - An aftertreatment system is disclosed for use with a combustion engine. The aftertreatment system may have at least one exhaust passage, and a plurality of dosing circuits configured to inject reductant into the at least one exhaust passage. The aftertreatment system may also have a controller in communication with each of the plurality of dosing circuits. The controller may be configured to determine a failure of a first of the plurality of dosing circuits, and to selectively adjust operation of a second of the plurality of dosing circuits based on the failure. | 2016-02-04 |
20160032802 | EXHAUST PURIFICATION SYSTEM AND SHIP COMPRISING SAME - The purpose of the present invention is to provide: an exhaust purification system capable of suppressing a discharged NOx amount to no more than a NOx limit and of selecting a combination of means for decreasing NOx in accordance with the operation state of an engine and the state of the exhaust purification system; and a ship comprising same. The exhaust purification system for the engine ( | 2016-02-04 |
20160032803 | Exhaust After-treatment System Having Low Temperature SCR Catalyst - An aftertreatment system for treating exhaust gas discharged from a combustion engine, the aftertreatment system comprising a low temperature selective-catalytic-reduction catalyst, wherein the low-temperature selective-catalytic-reduction catalyst is a mixture of catalytic metals provided on a beta-zeolite support material, the mixture of catalytic metals being at least one mixture selected from Cu and Ce, Mn and Ce, Mn and Fe, Cu and W, Mn and W, and Ce and W. | 2016-02-04 |
20160032804 | METHOD PERTAINING TO AN SCR SYSTEM AND AN SCR SYSTEM - A method for an SCR system comprising a dosing unit ( | 2016-02-04 |
20160032805 | Reintroduction of Air in Delivery System Accumulator - According to one embodiment, an apparatus for reintroducing air includes a bypass valve that reduces pressure in an accumulator that stores reductant to less than an air supply pressure of an air supply. The apparatus also includes a metering valve that fills the accumulator with air from the air supply at the air supply pressure, and a pump that pumps reductant into the accumulator. | 2016-02-04 |
20160032806 | ELECTRICALLY HEATED CATALYST DEVICE - An electrically heated catalyst device includes: a carrier configured to carry a catalyst; a pair of electric diffusion layers formed on an outer peripheral surface of the carrier so as to be opposed each other; and wiring members each fixed to each of the electric diffusion layers, and the carrier is electrically heated via the wiring members. Each of the electric diffusion layers is formed so as to be divided into a plurality of regions in an axial direction of the carrier. | 2016-02-04 |
20160032807 | ELECTRICALLY HEATED CATALYST DEVICE - An electrically heated catalyst device is equipped with a carrier that supports a catalyst, a pair of electric diffusion layers that are formed opposite each other on an outer peripheral face of the carrier, wiring members that are fixed to the electric diffusion layers respectively, an outer cylinder that covers an outer peripheral face of the carrier and that has, in a lateral face thereof, an opening portion through which the wiring member is pulled out to the outside, and a wiring accommodation chamber that is provided protrusively from the outer cylinder to accommodate the wiring member pulled out from the outer cylinder. The carrier is electrically heated via the wiring member. The wiring accommodation chamber is equipped with a heat radiation suppression portion for suppressing the radiation of heat from the wiring member. | 2016-02-04 |
20160032808 | INJECTION DEVICE AND CORRESPONDING METHOD FOR MANUFACTURING SAME - An injection device ( | 2016-02-04 |
20160032809 | MIXER AND MIXING DEVICE FOR AN EXHAUST SYSTEM | 2016-02-04 |
20160032810 | MIXER FOR EXHAUST GAS AFTERTREATMENT SYSTEM - An exhaust gas aftertreatment system includes an exhaust conduit having an inner wall, and a mixer mounted inside the exhaust conduit. The exhaust conduit defines a passage along a length of the exhaust conduit for exhaust gas flow therethrough. The mixer includes first bars coupled to second bars. Each first bar includes deflectors on a straight section, a first end, and a second end. The one or more of the first bars include a curved section at the first end and the second end. Each second bar includes a straight section, a third end, and a fourth end. The one or more of the second bars include a curved section at the third end and the fourth end. The mixer is mounted inside the exhaust conduit by coupling the curved section of the first bar and the second bar to the inner wall of the exhaust conduit. | 2016-02-04 |
20160032811 | EXHAUST PURIFICATION SYSTEM FOR INTERNAL COMBUSTION ENGINE - In an internal combustion engine, an exhaust purification catalyst and a hydrocarbon feed valve are arranged in an exhaust passage. When the air-fuel ratio of the exhaust gas which flows into the exhaust purification catalyst should be made rich, rich control, which makes the air-fuel ratio of the exhaust gas which is exhausted from the combustion chamber rich, is performed. In order to prevent clogging of the hydrocarbon feed valve, clogging preventing injection which injects hydrocarbons from the hydrocarbon feed valve by an injection interval ΔtCB is performed. The exhaust purification catalyst has an oxygen storage ability. At the initial period of rich control, clogging preventing injection is performed by a shorter injection interval ΔtCS. | 2016-02-04 |
20160032812 | METHOD AND SYSTEM FOR DETECTING FAULT OF REAR OXYGEN SENSOR - A method for detecting a fault of a rear oxygen sensor installed on an exhaust pipe of a vehicle may include determining whether the rear oxygen sensor satisfies a diagnosis entry condition, comparing an output voltage of the rear oxygen sensor to a preset fault determination voltage range so as to determine whether the output voltage of the rear oxygen sensor is included in the fault determination voltage range, changing the duty of a heater of the rear oxygen sensor when the output voltage of the rear oxygen sensor is not included in the fault determination voltage range, determining whether the output voltage of the rear oxygen sensor, controlled by changing the heater duty, is included in the fault determination voltage range, and confirming that the rear oxygen sensor has a fault, when the output voltage of the rear oxygen sensor is included in the fault determination voltage range. | 2016-02-04 |
20160032813 | EXHAUST CONNECTION MEMBER WITH BRAIDED COVER AND METHOD OF MAKING THE SAME - An exhaust connection coupler and a method for manufacturing a braid cover incorporated therein are provided. The method of manufacturing comprises the steps of providing a tubular sleeve formed of braided wire filaments and forming at least one end of the sleeve into shape using a forming die such that the at least one end of the cover includes a circumferential neck portion having a diameter smaller than the diameter of a body portion of the cover. In the method, the sleeve may be pressed between male and female forming dies in order to create the cover's desired shape, which can include a shoulder extending radially outwardly from the cover's neck portion and meeting the cover's body portion at a corner. | 2016-02-04 |
20160032814 | BORE BRIDGE AND CYLINDER COOLING - An engine includes a cylinder block having first and second passages intersecting a block face on opposed sides of a bore bridge defining a bore bridge cooling passage. A cylinder head has third and fourth passages intersecting a head face. The first and fourth passages are opposed from one another. A gasket is placed between the block and the head. The gasket adapted to fluidly connect the first and fourth passages via the bore bridge cooling passage, and cover the second passage. | 2016-02-04 |
20160032815 | COOLING SYSTEM AND METHOD FOR A HYBRID POWERTRAIN OF A MOTOR VEHICLE - A cooling system for a hybrid powertrain of a motor vehicle comprising an internal combustion engine and an electric traction assembly, comprising a main circuit that can be traversed by a coolant in order to cool the internal combustion engine to a first temperature level and a secondary circuit that can be traversed by a coolant to cool the electric traction assembly to a second temperature level, lower than the first level, each of the circuits and comprising a radiator capable of cooling the coolant by means of heat exchange with an air flow, at least one hydraulic pump for circulating the coolant in the coolant circuits, and one electronic control unit capable of controlling the hydraulic pumps. The control unit comprises a module for recovering information on the dynamics of the vehicle and a module for controlling the flow from the hydraulic pumps on the basis of that information. | 2016-02-04 |
20160032816 | UNIFLOW TWO-STROKE ENGINE - A uniflow two-stroke engine includes: a cylinder receiving a piston such that the piston can reciprocate therein and defining a combustion chamber above the piston; an exhaust port having one end in communication with an upper end portion of the cylinder; a scavenging port having a scavenging orifice at one end, the scavenging orifice being in communication with a lower part of a side portion of the cylinder such that the scavenging port is selectively brought into communication with and shut off from the combustion chamber by the piston; and an exhaust gas recirculation passage having one end in communication with a part of the side portion of the cylinder above the scavenging port and the other end in communication with the scavenging port such that the exhaust gas recirculation passage is selectively brought into communication with and shut off from the combustion chamber by the piston. | 2016-02-04 |
20160032817 | POWER CONVERSION DEVICE - A power conversion device in the form of a compressor drive constitutes a three channel power sharing transmission which allows power input and/or output from shafts on two of the channels along with hydraulic, electric or potentially pneumatic power input and/or output from the third channel. Varying the input and/or output of hydraulic, electric or pneumatic flow provides a continuously variable transmission function. Several embodiments of the power conversion device are described to drive a supercharger for an internal combustion engine providing a variable ratio coupling allowing effective use of a centrifugal type compressor across a broad range of operational engine speeds. | 2016-02-04 |
20160032818 | WASTEGATE BALL-VALVE - A turbocharger ( | 2016-02-04 |
20160032819 | Reciprocating Internal Combustion Engine - A reciprocating internal combustion engine includes at least one piston, which is operatively connected by two connecting rods having two crankshafts rotating in opposite directions and running parallel to each other, which crankshafts are oriented in an upright manner to a horizontal water line of a boat, and an internal combustion engine housing of the internal combustion engine is composed of at least a cylinder crank housing and a cylinder head, having inlet and outlet valves, and is bounded by an upper end face and a bottom end face. To optimize the internal combustion engine, a joint ventilation system has an oil separating device provided with an oil pre-separator and a main oil separator, via which, when operating the internal combustion engine, a mixture of oil and leaking gas, resulting in a crankcase of the cylinder crank housing, reaches, by way of a discharge line extending adjacent to the upper end face, the oil pre-separator, from where the mixture of oil and leaking gas is led into the main oil separator and there is separated into the components of oil and leaking gas. The oil flows into an oil pan connecting at the bottom end face and the leaking gas near the upper end face flows into an intake system of the internal combustion engine. | 2016-02-04 |
20160032820 | SYSTEMS AND METHODS FOR TRANSIENT CONTROL OF A FREE-PISTON ENGINE - A free-piston (“FP”) engine is a type of internal combustion engine with no crankshaft, so that its piston trajectory is no longer constrained by the mechanical linkage. FP engines have a high potential in terms of energy saving given their simple structure, high modularity and high efficiency, among other attributes. One of the technical barriers that affect FP engine technology is a lack of precise piston trajectory control. For example, the presence of a transient period after a single combustion event can prevent the engine from continuous firing. The present subject matter provides a control scheme that can utilize a reference and control signal shifting technique to modify the tracking error and the control signal to reduce the transient period. | 2016-02-04 |
20160032821 | Six Stroke Internal-Combustion Engine - A method for modification and improvement in internal combustion engine systems utilizing six strokes (1. an intake stroke, 2. a compression stroke, 3. a power stroke, 4. an exhaust stroke, 5. an intake-cooling stroke and 6. an exhaust-cooling stroke) and incorporating changes to the camshaft lobes and valve train timing providing for a 3:1 camshaft to crankshaft ratio allowing for higher revolutions per minute, lower idling speeds, reduced valve float and smoother operation. The system provides for more efficient fuel combustion during the power stroke, which extends past bottom dead center thus increasing power, fuel efficiency, and greatly reduces harmful emissions. The additional fifth and sixth strokes provide for intake and exhaust cooling. The system demonstrates increased reliability, efficiency, and a cooler operating environment while operating with various fuels. | 2016-02-04 |
20160032822 | CYLINDER ARRANGEMENT FOR OPPOSED PISTON TWO-STROKE ENGINE - An opposed-piston, two-stroke engine is provided and includes a first cylinder having a first longitudinal axis, a first inlet port, and a first exhaust port. First pistons are slidably disposed within the first cylinder and are movable toward one another and away from one another. The engine additionally includes a second cylinder having a second longitudinal axis, a second inlet port, and a second exhaust port. The second cylinder is disposed adjacent to the first cylinder with the second inlet port being aligned with the first exhaust port in a first direction extending substantially perpendicular to the first longitudinal axis and the second longitudinal axis, and the second exhaust port being aligned with the first inlet port in the first direction. Second pistons are slidably disposed within the second cylinder and are movable toward one and away from one another. | 2016-02-04 |
20160032823 | CYLINDER ARRANGEMENT FOR OPPOSED PISTON TWO-STROKE ENGINE - An opposed-piston, two-stroke engine is provided and includes a first cylinder having a first longitudinal axis and a first pair of pistons slidably disposed within the first cylinder and movable toward one another in a first mode of operation and away from one another in a second mode of operation. The engine additionally includes a second cylinder having a second longitudinal axis and a second pair of pistons slidably disposed within the second cylinder and movable toward one another in the first mode of operation and away from one another in the second mode of operation. A crankshaft is connected to at least one of the first pair of pistons and at least one of the second pair of pistons and has an axis of rotation. The axis of rotation is disposed between and is substantially perpendicular to the first longitudinal axis and the second longitudinal axis. | 2016-02-04 |
20160032824 | Exhaust Layout With Accompanying Firing Sequence For Two-Stroke Cycle, Inline, Opposed-Piston Engines - An opposed-piston engine includes an inline cylinder block with an open exhaust chamber that contains all of the engine's exhaust ports. Exhaust outlets open from the exhaust chamber through opposing sides of the cylinder block. A turbocharger is positioned on each side of the cylinder block and has an inlet closely coupled with a respective exhaust outlet. The exhaust chamber is divided into separate collector sections, each collector section containing the exhaust ports of one or more cylinders, and each turbocharger has a first inlet closely coupled with a first collector section and a second inlet closely coupled with a second collector section. The engine has a cylinder firing sequence which alternates between the cylinders in the first and second collector sections. | 2016-02-04 |
20160032825 | GAS TURBINE ENGINE WITH SUPERSONIC COMPRESSOR - A gas turbine engine having a compressor section using blades on a rotor to deliver a gas at supersonic conditions to a stator. The stator includes one or more of aerodynamic ducts that have converging and diverging portions for deceleration of the gas to subsonic conditions and to deliver a high pressure gas to combustors. The aerodynamic ducts include structures for changing the effective contraction ratio to enable starting even when designed for high pressure ratios, and structures for boundary layer control. In an embodiment, aerodynamic ducts are provided having an aspect ratio of two to one (2:1) or more, when viewed in cross-section orthogonal to flow direction at an entrance to the aerodynamic duct. | 2016-02-04 |
20160032826 | TURBOFAN AIRCRAFT ENGINE - A turbofan aircraft engine has at least one stage pressure ratio is at least 1.5, and a quotient of the total blade count divided by 110 is less than a difference ([(p | 2016-02-04 |
20160032827 | Turbofan Engine Bearing and Gearbox Arrangement - A turbofan engine ( | 2016-02-04 |
20160032828 | GAS TURBINE ENGINE WITH LOW STAGE COUNT LOW PRESSURE TURBINE - A gas turbine engine including a core nacelle defined about an engine axis. A fan nacelle is mounted at least partially around the core nacelle to define a fan bypass airflow path for a fan bypass airflow. A gear train is defined along an engine axis. The gear train defines a gear reduction ratio of greater than or equal to about 2.3. A spool along the engine axis drives the gear train. The spool includes a downstream turbine having six or fewer stages. A fan is driven through the gear train by the downstream turbine. A pressure ratio across the fan is less than about 1.45. A fan variable area nozzle is axially movable relative to the fan nacelle to vary a fan nozzle exit area and adjust a pressure ratio of the fan bypass airflow during engine operation. | 2016-02-04 |
20160032829 | Method and Device for Optimizing the Utilization of an Engine - A method of optimizing the use of an aircraft power plant having at least one engine operating within a performance envelope covering at least a first rating and a second rating, the first rating presenting a first power (P1) usable over a predetermined first time interval (D1), the second rating presenting a second power (P2) greater than said first power (P1), the second power (P2) being usable continuously over a predetermined second time interval (D2). Thus, while the engine is developing a third power (P3) that is both greater than the first power (P1) and less than or equal to the second power (P2), a potential first duration of utilization (ΔT) of continuous use of the second power (P2) is determined and displayed, the first duration of utilization (ΔT) elapsing at a speed that is variable and that depends on said third power (P3). | 2016-02-04 |
20160032830 | GAS TURBINE ENGINE ARCHITECTURE WITH NESTED CONCENTRIC COMBUSTOR - A gas turbine engine includes an inner annular combustor radially inboard of an outer annular combustor. An outer variable turbine vane array is downstream of the outer annular combustor and an inner variable turbine vane array downstream of the inner annular combustor. | 2016-02-04 |
20160032831 | Spinner Aft-Extended Forward Return Flange - A spinner for a fan assembly of a gas turbine engine, a method of fabricating a spinner for a fan assembly of a gas turbine engine, and a gas turbine engine are disclosed. The fan section may include a nosecap. The spinner may include a forward end, an aft end, and a return flange associated with the forward end. The return flange may include a forward flange extending forward towards the nosecap and an aft flange extending aft towards the aft end. | 2016-02-04 |
20160032832 | GAS TURBINE ENGINE NOISE REDUCING NOSE CONE - A fan section for a gas turbine engine includes a fan hub and a nose cone section operatively mounted to the fan hub. The nose cone section includes a noise attenuation feature. | 2016-02-04 |
20160032833 | THERMALLY CONFORMING ACOUSTIC LINER CARTRIDGE FOR A GAS TURBINE ENGINE - A cartridge for a fan case of a gas turbine engine includes an inlet acoustic liner section integrated with a thermally conforming liner section. | 2016-02-04 |
20160032834 | TURBINE ENGINE, SUCH AS AN AIRPLANE TURBOFAN OR TURBOPROP ENGINE - The invention relates to a turbine engine, such as an aircraft turbofan or a turboprop engine, including a fan casing ( | 2016-02-04 |
20160032835 | AIR-DRIVEN PARTICLE PULVERIZER FOR GAS TURBINE ENGINE COOLING FLUID SYSTEM - A cooling fluid system for a gas turbine engine includes a structure that provides a fluid passageway. The structure has a wall with an aperture that is in fluid communication with the fluid passageway. The aperture is configured to provide a fluid in a flow direction. Fingers are arranged in the fluid passageway facing into flow direction. The fluid passageway includes a cooling cavity immediately downstream from the fingers and it is configured to receive fluid having passed over or through the fingers. | 2016-02-04 |
20160032836 | FILTRATION SYSTEM FOR A GAS TURBINE AIR INTAKE AND METHODS - A gas turbine air filter system includes a housing having an interior, an inlet arrangement, and an outlet hood having an outlet arrangement. The inlet arrangement defines an inlet flow face for taking in unfiltered air. The outlet arrangement defines an outlet flow face for exiting filtered air. The inlet flow face and the outlet flow face are angled relative to each other. The angle can range between 45-135° relative to each other. The system includes at least first and second stages of filter element arrangements held within the interior of the housing. The first and second stages of filter element arrangements are operably sealed within the housing such that air flowing through the inlet arrangement must pass through the first and second stages of filter element arrangements before exiting through the outlet arrangement. The outlet hood is free of the first and second stages of filter element arrangements. | 2016-02-04 |
20160032837 | REAR MOUNT ASSEMBLY FOR GAS TURBINE ENGINE - A gas turbine engine with a rear mount assembly including link rods interconnecting the bypass duct wall and the core portion and connecting assemblies connected to the bypass duct wall. Each connecting assembly has inner and outer surfaces bordering an opening through which an outer end of a respective link rod extends. The outer surface is accessible from outside the bypass duct wall. A first locking member is engaged to the outer end in a first locked position, and includes an abutment portion located radially inwardly of the inner surface and abutting the inner surface, and an outer portion protruding radially outwardly through the opening beyond the outer surface. A second locking member is engaged the outer end in a second locked position, and has an abutment portion located radially outwardly of the outer surface and abutting the outer surface. A method of supporting a core portion is also discussed. | 2016-02-04 |
20160032838 | Cartridge Style Ejector Pump - In accordance with one aspect of the disclosure, a cartridge style ejector pump for a fluid flow system is disclosed. The ejector pump may have a body defining a flow path therein. The body may be structurally independent of the fluid flow system. The body may further define a suction inlet communicating through the body to the flow path, an outlet communicating through the body from the flow path, and a motive flow inlet communicating through the body to the flow path. | 2016-02-04 |
20160032839 | COMPOSITIONS AND METHODS FOR GENERATING CAVITATION RESISTANCE - A method for generating cavitation resistance in a liquid, a portion of which can be in contact with a surface is disclosed. The disclosed method can be carried out by pressure-treating the liquid, the liquid portion in contact with the surface, and/or the surface for a sufficient time to develop resistance to cavitation. The disclosed method can be carried out when the surface is made of a material having a surface roughness that is greater than the rc of the liquid. Suitable surfaces include borosilicate glass, drawn glass, copper, lead, steel, cast iron, metal alloys and concrete. The surfaces can be ship and boat propeller surfaces, the interior of fuel lines and fuel storage containers or any other surface where cavitation can occur. | 2016-02-04 |
20160032840 | SHIELD FOR ARRANGING BETWEEN A BEARING AND A ROTATING SEAL ELEMENT - An assembly is provided that includes a shaft, a bearing, a stator seal element, a rotor seal element and a shield. The shaft extends along an axis. The bearing supports the shaft and receives lubrication fluid. The stator seal element circumscribes the shaft. The rotor seal element is mounted on the shaft axially between the bearing and the stator seal element. The rotor seal element forms a seal with the stator seal element. The shield substantially prevents the lubrication fluid from traveling axially away from the bearing onto the rotor seal element. | 2016-02-04 |
20160032841 | ENVIRONMENTAL CONTROL GENERATOR SYSTEM AND APPARATUS - An environmental control power generation system is provided. The system may include a turbine and a generator. The system may be configured to provide air form a high pressure bleed port and/or a low pressure bleed port to the turbine. The turbine may be configured to reduce the pressure of the supplied air and generate power through the generator. The power may be supplied to an aircraft power distribution system. | 2016-02-04 |
20160032842 | COMBUSTOR AND GAS TURBINE - A combustor is provided with a plurality of fuel nozzles that extend in an axial direction of a combustor main body and are capable of injecting fuel from injection holes which are disposed on the combustion chamber side. The combustor is provided with a phase adjusting unit which partially changes the flow path cross-sectional area of at least one fuel nozzle in the axial direction such that phases of flow rate fluctuation of fuel do not match with respect to at least two fuel nozzles among the plurality of fuel nozzles. | 2016-02-04 |
20160032843 | METHOD AND SYSTEM FOR DIAGONAL BLOW-THROUGH EXHAUST GAS SCAVENGING - Methods and systems are provided for operating an engine in a two-valve diagonal blow-through mode during which a majority of blow-through is directed via a first intake valve positioned diagonally across a first exhaust valve in order to increase a distance of flow path from the intake valve to the exhaust valve. | 2016-02-04 |
20160032844 | IC ENGINE CYLINDER AND PISTON - An internal combustion engine has at least one engine cylinder which is closed at an end by a cylinder head and within which a piston reciprocates. The cylinder head has a plunger receptacle and the piston has a plunger which, when the piston is reciprocating within the engine cylinder over an engine cycle's range between BDC and an intermediate position spaced from both TDC and BDC, fully opens the plunger receptacle to the interior of the engine cylinder, and which, when the piston is reciprocating over an engine cycle's range between the intermediate position and TDC position, enters the plunger receptacle to compress an air-fuel mixture at higher compression ratio in the plunger receptacle where it is ignited and subsequently used to ignite the rest of the mixture during piston downstroke. | 2016-02-04 |
20160032845 | METHOD FOR A VARIABLE DISPLACEMENT ENGINE - Various systems and methods are described for controlling engine operation. One method comprises, during a first variable displacement engine (VDE) mode in an engine having four cylinders, deactivating a first cylinder of the four cylinders and firing a second, third, and fourth cylinder of the four cylinders, each firing event separated by 240 degrees of crank angle (CA). The engine may be operated in a non-VDE mode by activating the first of the four cylinders and firing the first cylinder between the third and fourth cylinders. | 2016-02-04 |
20160032846 | VARIABLE DISPLACEMENT ENGINE CONTROL - Methods and systems are provided for controlling engine operation. One method comprises during a first condition, operating the engine with a single cylinder deactivated and remaining cylinders activated with a first intake duration, and during a second condition, operating the engine with the single cylinder deactivated and the remaining cylinders activated with a second intake duration. The method further comprises during a third condition, operating the engine with all cylinders activated. | 2016-02-04 |
20160032847 | COMBUSTION CONTROL DEVICE FOR GAS ENGINE - An object is to prevent an engine from entering an unstable combustion state such as misfire upon recovery, by halting or reducing gas fuel for a cylinder in which knocking is occurring, and then increasing the gas fuel again to appropriately perform a recovery control upon recovery to the optimum operation. A combustion control device for a gas engine includes: a knocking determination unit | 2016-02-04 |
20160032848 | FUEL PROPERTY DETERMINATION APPARATUS FOR INTERNAL COMBUSTION ENGINE - A apparatus for an engine, and the apparatus includes an ECU. The ECU is configured to (i) perform a feedback control such that the engine speed converges to a target speed by correcting ignition timing during the feedback control, (ii) make a determination that fuel supplied to the engine is a heavy fuel when an ignition fulfillment rate is equal to or greater than a predetermined threshold value within a predetermined period after the engine is started, the ignition fulfillment rate is a ratio of the advance correction amount of the ignition timing to a maximum ignition correction range, the maximum ignition correction range is a maximum range in which the ignition timing is corrected during the feedback control, and (iii) set the threshold value to a value that depends on a temperature representative value of the engine, the temperature representative value is correlated with the engine temperature. | 2016-02-04 |
20160032849 | METHOD AND APPARATUS FOR FUEL REGULATION - A method for fuel regulation during a non-motoring operating mode of an internal combustion engine is provided. A fuel regulator employs a first fuel to regulate pressure of a second fuel. The first fuel is communicated to the fuel regulator through a first fuel circuit. The method comprises actuating a fuel injector that introduces the first fuel and the second fuel into a combustion chamber of the internal combustion engine during the non-motoring operating mode. The fuel injector is actuated with an injection command signal having a pulse width below a predetermined maximum value whereby no fuel is injected into the combustion chamber and the first fuel drains from the first fuel circuit through the fuel injector to a supply tank. | 2016-02-04 |
20160032850 | Method for Thermal Control of Exhaust Aftertreatment - There is disclosed a method of regenerating at least one aftertreatment device in an exhaust system of an internal combustion engine by changing a calibration of the exhaust gas recirculation system with the engine to increase temperature of exhaust gas provided to the at least one aftertreatment device, and further incrementally changing the calibration to obtain an exhaust gas temperature within a target regeneration temperature range. | 2016-02-04 |
20160032851 | ELECTRONIC CONTROL UNIT OF INTERNAL COMBUSTION ENGINE AND METHOD THEREOF - An electronic control unit of the present invention includes: a demand generation level that generates and outputs a demand value concerning various kinds of functions; a physical quantity mediation level that aggregates and mediates the demand value for each predetermined physical quantity; and a controlled variable setting level that sets a controlled variable of the actuator based on the mediated demand value and transmits a signal in a single direction from a higher level to a lower level. A controlled variable mediation level that aggregates and mediates demand values expressed with controlled variables of the actuators set on the controlled variable setting level and a demand value transmitted from the demand generation level not through the physical quantity mediation level, together with demand values mediated by the physical quantity mediation level is provided below the controlled variable setting level. | 2016-02-04 |
20160032852 | METHOD OF CALIBRATING A CRANK ANGLE OF A COMBUSTION ENGINE - The present application provides a calibration device for calibrating a crank angle of a calibrateable combustion engine, the calibrateable combustion engine and a method for calibrating. The calibration device is provided to determine a trigger wheel angle offset from a combustionless driving of the combustion engine in that an in-cylinder pressure profile is recorded, on the basis of which a trigger wheel angle offset is determined and stored at an offset memory of the combustion engine. The combustion engine is configured to determine a crank angle on the basis of a measured trigger wheel angle and the stored trigger wheel angle offset. | 2016-02-04 |
20160032853 | FUEL SYSTEM DIAGNOSTICS - A method and apparatus for in situ operating an internal combustion engine comprising determining at least one combustion characteristic for a combustion chamber of the internal combustion engine, comprising an actual heat release signal for the combustion chamber; and inputting the actual heat release signal into a diagnostic logic tree for diagnosing changes in combustion characteristics due to at least one of: a malfunctioning fuel injector, a start of combustion timing error; and a change in fuel quality; and performing a mitigation technique to compensate for the changes in combustion characteristics. | 2016-02-04 |