19th week of 2016 patent applcation highlights part 28 |
Patent application number | Title | Published |
20160130969 | ADDITIVE PROCESS FOR AN ABRADABLE BLADE TRACK USED IN A GAS TURBINE ENGINE - A gas turbine engine assembly comprising a rotor, a gas path component, and a carrier. The rotor includes a shaft adapted to rotate about an axis and a gas-path component that extends from the shaft for rotation therewith about the axis. The carrier extends around the gas-path component to block gasses from passing over the gas-path component during rotation of the rotor. | 2016-05-12 |
20160130970 | JET ENGINE ASSEMBLY AND METHOD FOR GENERATING ELECTRICITY - A jet engine assembly includes a jet engine having at least one spool and a generator. The generator comprising a rotor and a stator, with the rotor being operably coupled to the at least one spool, and an electronic commutator controlling the rotation of a magnetic field of the rotor such that the electric motor generates electricity. Also, a method of generating electricity from a generator having a stator and a rotor, the method comprising controlling a rotation of a magnetic field to generate electricity. | 2016-05-12 |
20160130971 | GAS TURBINE ELECTRICAL MACHINE ARRANGEMENT - A gas turbine engine comprising an electrical machine | 2016-05-12 |
20160130972 | BLEED VALVE - A bleed valve for a gas turbine engine, the bleed valve comprising: an inlet coupled to an air source; and an outlet coupled to an air sink. The bleed valve also comprises a first stage of flow area modulation between the inlet and the outlet. Also a second stage of flow area modulation between the first stage and the outlet. The pressure can be equalised between the first and second stages. There is also an arrangement comprising a plurality of bleed valves and a controller to control the flow areas of at least one of the first and second stages of each bleed valve. | 2016-05-12 |
20160130973 | GUIDE VANE - A gas turbine engine variable guide vane has a fixed portion on an upstream side, a movable flap on a downstream side and a transfer slot between a fixed portion trailing surface and a movable flap leading surface. The movable flap has opposite pressure and suction sides along a chord line between leading and trailing edges, and is rotatable about an axis along a movable flap span over a range of angular positions between open and closed. The trailing surface has a substantially U-shaped profile with first and second branches respectively partially around the pressure and suction sides. The transfer slot has inlet and exhaust ports respectively on the pressure and suction sides. In the closed position the suction side contacts the second branch closing the exhaust port, and in the open position the second branch directs a first air flow through the transfer slot tangentially over the suction surface. | 2016-05-12 |
20160130974 | COMPRESSOR MONITORING METHOD - A method of predicting the condition of a compressor with respect to rotating stall is disclosed. The method comprises the steps of:
| 2016-05-12 |
20160130975 | COLLAPSIBLE SUPPORT STRUCTURE FOR A GAS TURBINE ENGINE - Described is a shaft support system for a gas turbine engine comprising: a rotatable fan shaft; first and second support structures extending in parallel from the shaft to a load bearing structure to provide radial location of the shaft within an engine casing, wherein the first support and second support structures include first and second respective mechanical fusible joints; wherein the first fusible joint is a two-stage fuse which partially fails within a first predetermined load range, the second fusible joint fails within a second predetermined load range which is different to the first load range, and the first fusible joint fully fails only when the second fusible joint has failed. | 2016-05-12 |
20160130976 | TURBINE-END BEARING SUPPORT AND COOLING SYSTEM - A turbocharger ( | 2016-05-12 |
20160130977 | TURBINE ROTOR SEGMENTED SIDEPLATES WITH ANTI-ROTATION - A segmented sideplate for use in a gas turbine engine is described. The segmented sideplate includes a first plate having a first circumferential edge configured to interface with a complementary circumferential edge. The segmented sideplate also includes a second plate having a second circumferential edge configured to interface with the first circumferential edge. | 2016-05-12 |
20160130978 | STAINLESS STEEL ALLOYS, TURBOCHARGER TURBINE HOUSINGS FORMED FROM THE STAINLESS STEEL ALLOYS, AND METHODS FOR MANUFACTURING THE SAME - Disclosed is an austenitic stainless steel alloy that includes, by weight, about 22% to about 28% chromium, about 3.5% to about 6.5% nickel, about 1% to about 6% manganese, about 0.5% to about 2.5% silicon, about 0.3% to about 0.6% carbon, about 0.2% to about 0.8% nitrogen, and a balance of iron. Molybdenum, niobium, and tungsten are excluded. The alloy is suitable for use in turbocharger turbine housing applications for temperature up to about 980° C. | 2016-05-12 |
20160130979 | TURBINE HOUSING FOR AN EXHAUST GAS TURBOCHARGER - The invention relates to a turbine housing ( | 2016-05-12 |
20160130980 | GAS TURBINE ENGINE AND FRAME - One embodiment of the present invention is a unique gas turbine engine. Another embodiment is a unique frame for a gas turbine engine. Other embodiments include apparatuses, systems, devices, hardware, methods, and combinations for gas turbine engines and gas turbine engine frames. Further embodiments, forms, features, aspects, benefits, and advantages of the present application shall become apparent from the description and figures provided herewith. | 2016-05-12 |
20160130981 | INTERNAL COMBUSTION ENGINE ARRANGEMENT COMPRISING A WASTE HEAT RECOVERY SYSTEM AND PROCESS FOR CONTROLLING SAID SYSTEM - A waste heat recovery system carrying a working fluid in a loop includes an expander, a condenser and a pump, a first and a second line arranged in parallel in the high pressure circuit portion upstream of the expander and joining at a downstream junction point in the high pressure circuit portion. The first line includes a first heat exchanger connected to the exhaust line, and the second line includes a second heat exchanger connected to a line carrying a warm fluid. A first by-pass system prevents not fully evaporated working fluid from the first line to flow through the expander. A second by-pass system connects the second line to the low pressure circuit portion for by-passing the downstream junction point and the expander. | 2016-05-12 |
20160130982 | GAS TURBINE EFFICIENCY AND POWER AUGMENTATION IMPROVEMENTS UTILIZING HEATED COMPRESSED AIR - The present invention discloses a novel apparatus and methods for augmenting the power of a gas turbine engine, improving gas turbine engine operation, and reducing the response time necessary to meet changing demands of a power plant. Improvements in power augmentation and engine operation include systems and methods for preheating a steam injection system. | 2016-05-12 |
20160130983 | METHOD FOR COUPLING A STEAM TURBINE AND A GAS TURBINE AT A DESIRED DIFFERENTIAL ANGLE - A method and an associated arrangement for coupling a rotational device, particularly a steam turbine, and a shaft device, particularly a gas turbine, includes the following steps: 1) accelerating the rotational device up to an output rotational speed that is below the rotational speed of the shaft device; 2) detecting a differential angle between the shaft device and the rotational device; and 3) accelerating the rotational device with an acceleration value that is derived from the target rotational speed difference, which is formed as a function of the detected differential angle, the acceleration and a desired target coupling angle. | 2016-05-12 |
20160130984 | APPARATUS, SYSTEMS, AND METHODS FOR LOW GRADE WASTE HEAT MANAGEMENT - The present invention relates to apparatus, systems, and methods of managing large quantities of low-grade waste heat energy by generating excess electrical power via an ORC process driven by the removal and recovery of waste heat under favorable operating conditions, and utilizing the same apparatus to provide waste heat removal via a refrigeration process that consumes electrical power when environmental conditions do not permit operation in the ORC mode. The mode of operation of the system is principally determined by the thermal energy of the waste heat stream and the availability, or lack thereof, of adequate cooling resources. Such resources are often subject to local environmental conditions, particularly ambient temperature which varies on a diurnal and annual basis. | 2016-05-12 |
20160130985 | HEAT CAPTURING MODULE AND POWER GENERATING SYSTEM INCORPORATING THE MODULE - A heat capturing module for obtaining useful energy from waste heat includes an extendable hood directing hot gas through a heat exchange assembly having a plurality of heat pipes. A closed flow loop directs a heat transfer medium through the heat exchange assembly to heat the heat transfer medium, and directs the heated medium for use by an application. In one embodiment, the closed flow loop directs the heat transfer medium through an organic Rankine cycle unit where heat is converted to electrical power. An exhaust system having a variable-speed induction fan induces flow of the hot gas through the heat exchange assembly. The speed of the induction fan may be controlled to maintain a setpoint temperature of the heat transfer medium. The hood may be extended and retracted based on a measured temperature of gas at an intake region of the hood. The module is transportable by truck trailer. | 2016-05-12 |
20160130986 | POWER CONDITIONING AND ENERGY STORAGE DEVICE USING HYDRAULIC-PNEUMATIC SEQUENTIALLY FIRED PULSE FORMING NETWORKS - The present invention includes a mechanical energy storage device and method of making and using the same comprising: two or more pneumatic or hydraulic capacitors or accumulators, each of them connected to at least one hydraulic or pneumatic exhaust manifold and a hydraulic or pneumatic intake manifold through exhaust and intake valves, respectively; at least one hydraulic fluid or pneumatic reservoir in fluid communication with the hydraulic or pneumatic exhaust manifold via a hydraulic or pneumatic motor connected to an output device, and in fluid communication with the hydraulic or pneumatic intake manifold via hydraulic pump or pneumatic compressor driven by a source of variable power; and a governor or control valve disposed between the hydraulic or pneumatic exhaust manifold and the hydraulic or pneumatic motor connected to the output device. The use of compressible gas, pneumatic, and air are interchangeable for the purposes of this device. | 2016-05-12 |
20160130987 | LOCK DETERMINATION DEVICE FOR VARIABLE VALVE TIMING MECHANISM AND LOCK DETERMINATION METHOD FOR VARIABLE VALVE TIMING MECHANISM - A lock determination device for variable valve timing mechanism includes means for detecting an operating position of a variable valve timing mechanism having a function of locking a valve timing of an internal combustion engine in an intermediate position between a most retarded position where the valve timing is most retarded and a most advanced position where the valve timing is most advanced in stopping operation of the internal combustion engine, means for starting a timer when the operating position of the variable valve timing mechanism enters an intermediate region, the intermediate region being a predetermined region including the intermediate position, means for determining whether or not the operating position of the variable valve timing mechanism is in a determination holding region wider on a retardation side than the intermediate region after the timer is started, means for incrementing a value of the timer if the operating position of the variable valve timing mechanism is in the determination holding region, and means for determining that the operating position of the variable valve timing mechanism has been locked in the intermediate position when the value of the timer reaches a predetermined value. | 2016-05-12 |
20160130988 | VARIABLE CAMSHAFT TIMING MECHANISM WITH A LOCK PIN ENGAGED BY OIL PRESSURE - A hydraulically operated camshaft phasing mechanism has two lock pins. One of the lock pins engages at an intermediate position and an end lock pin engages near one of the stops at the end of the phaser range of authority. At least one of the locking pins, preferably the end lock pin, when the vane is at an end stop position, is engaged by oil pressure and spring loaded to release when the oil pressure side of the end lock pin is vented. | 2016-05-12 |
20160130989 | CAMSHAFT PHASER - A camshaft phaser includes a stator having a plurality of lobes; a rotor coaxially disposed within the stator and having a plurality of vanes interspersed with the lobes defining advance chambers and retard chambers; a camshaft phaser attachment bolt for attaching the camshaft phaser to a camshaft, the camshaft phaser attachment bolt defining a valve bore that is coaxial with the stator. A supply passage extends radially outward from the valve bore and includes a downstream end that is proximal to the valve bore and an upstream end that is distal from the valve bore and separated from the downstream end by a check valve seat. A check valve member in the supply passage is biased toward the check valve seat by centrifugal force. A valve spool is moveable within the valve bore such that the valve spool directs oil that has passed through the supply passage. | 2016-05-12 |
20160130990 | CAMSHAFT FOR AN INTERNAL COMBUSTION ENGINE AND USE THEREFORE - A camshaft for an internal combustion engine, with a drivable basic shaft and a cam piece which is mounted in the basic shaft, wherein the basic shaft passes through a passage in the cam piece, and the cam piece is mounted in the basic shaft in a rotationally fixed and axially displaceable manner. In the case of such a camshaft, it is provided that the basic shaft has a polygonal profile, and the passage in the cam piece has a complementary polygonal profile for receiving the basic shaft. The camshaft is preferably used in a motorcycle which has an internal combustion engine with two cylinders. | 2016-05-12 |
20160130991 | ROCKER ARM ASSEMBLY AND COMPONENTS THEREFOR - A method of precision manufacture of an outer arm of a rocker arm assembly is performed by determining structures of a rough outer arm that would require precision processing and locations to support the structures as they are processed. Starting with at least one structure requiring precision processing, locations on the outer arm close to the structure to hold the outer arm during processing are determined that would cause minimal distortion of the outer arm during processing. The outer arm is then provided with clamping lobes at these locations. The clamping lobes of the outer arm are clamping into a fixture for manufacturing. The slider pad may now be precision ground while the outer arm is clamped in the fixture with minimal risk of distortion of the outer arm. | 2016-05-12 |
20160130992 | VALVE ACTUATING DEVICE - It relates to a valve actuating device ( | 2016-05-12 |
20160130993 | Thermostat and Component of an Oil Circuit - A thermostat includes a carrier element which can be anchored in a housing, and a valve element which is movable relative to the carrier element. The valve element contacts the carrier element in a first position, whereby a duct within the housing can be closed. In a second position, which differs from the first position, the valve element does not contact the carrier element, whereby the duct can be opened. A wax element is arranged on the carrier element and is mechanically connected to the valve element. The wax element is configured to generate a stroke in case of a temperature change, by which the valve element can be moved. | 2016-05-12 |
20160130994 | FOUR-STROKE ENGINE - A four-stroke engine includes an oil tank, a crankshaft chamber, a distribution chamber, a rocker chamber, a combustion chamber, and a lubricating system. The oil tank is communicated with the crankshaft chamber through an oil supply channel. The four-stroke engine further comprises a cam and a transmission mechanism connected between the cam and a crankshaft of the crankshaft chamber in a matched manner. The cam is matched with a rocker of the rocker chamber and located above the combustion chamber. | 2016-05-12 |
20160130995 | OIL PAN DESIGN FOR DRAWING TWO SUMPS FROM A SINGLE DRAIN PLUG - Oil pan assemblies and methods of draining oil pans are disclosed. An example oil pan assembly includes an oil pan defining first and second sumps. The first sump has a first lower surface and the second sump has a second lower surface. The second lower surface is elevated along a vertical axis relative to the first lower surface. The oil pan assembly also includes a siphon tube extending from an inlet positioned in the second sump to an outlet positioned proximate a drain hole in the first sump. The siphon tube is configured to automatically transmit oil from the second sump to the first sump upon oil being drained from the drain hole. | 2016-05-12 |
20160130996 | Recirculating Muffler Apparatus and Method - A recirculating flow muffler apparatus and method includes a case with an exterior surrounding an interior space, the interior space forming a return area, where the case has a front and a rear. An inlet is provided at the front of the case, the inlet extending into the case interior space. A mixing tube is provided within the interior space, where the return area surrounds the mixing tube. The mixing tube has a first end and a second end where the first end is bigger than the inlet and the first end is located next to the inlet. An outlet is provided at the rear of the case, the outlet extending out of the interior space of the case and the second end of the mixing tube includes an opening between it and the outlet. | 2016-05-12 |
20160130997 | METHOD FOR COATING CATALYST ON DIESEL PARTICULATE FILTER - A method for coating catalyst on a diesel particulate filter includes the steps of, preparing a filter main body by using a substance through which a plurality of pores are formed. coating firstly a reduction catalytic agent on the filter main body by immersing the filter main body into a wash coat solution containing the reduction catalytic agent. coating secondly the reduction catalytic agent on a region of the filter main body where a distribution of the firstly coated reduction catalytic agent is relatively low by providing absorption pressure to the other channel opposite to the selected one channel while supplying the wash coat solution containing the reduction catalytic agent to one channel that is selected from the inlet channel and the outlet channel of the filter main body that has been coated firstly. | 2016-05-12 |
20160130998 | MEMBRANE-BASED EXHAUST GAS SCRUBBING METHOD AND SYSTEM - Various exemplary embodiments relate to a method and apparatus to reduce emissions of target emission gasses such as sulfur oxides, nitrogen oxides, and carbon oxides from combustion exhaust such as marine engine exhaust by gas membrane separation and liquid carrier chemical absorption. The membrane separation system consists of an absorption system containing semi-permeable hollow fiber membranes through which is circulated a liquid absorbent. Exhaust gases contact the exterior surface of the membranes and the target gasses selectively permeate the membrane wall and are absorbed by the liquid carrier(s) within the bore and thereby are removed from the exhaust stream. | 2016-05-12 |
20160130999 | SELECTIVE CATALYTIC REDUCTION WARMUP SYSTEM - An engine and after treatment system comprising an engine with an exhaust line engaged to upstream after treatment components, the upstream after treatment components engaged to a selective catalytic reduction converter, a means for bypassing the upstream after treatment components to allow engine exhausts to warm a catalyst within the selective catalytic reduction converter. One version allows indirect warming of the catalyst by providing a pathway for engine exhausts thru a warming cavity located on an outer region of the selective catalytic converter and then back thru the upstream after treatment components. | 2016-05-12 |
20160131000 | SELECTIVE CATALYTIC REDUCTION AND CATALYTIC REGENERATION SYSTEM - A selective catalytic reduction and catalytic regeneration system includes: a main exhaust flow path; a reactor which is installed on the main exhaust flow path; a bypass exhaust flow path which branches off from the main exhaust flow path, and bypasses the reactor; an ammonia injection unit, which injects ammonia to the exhaust gas which is to flow into the reactor; a hydrolysis chamber, which produces ammonia to be supplied to the ammonia injection unit; a branch flow path, which branches off from the main exhaust flow path at a front side of the reactor; a recirculation flow path, which branches off from the main exhaust flow path at a rear side of the reactor, and merges with the branch flow path; and a multifunctional flow path, which connects the hydrolysis chamber with a point where the branch flow path and the recirculation flow path merge together. | 2016-05-12 |
20160131001 | CATALYST DESIGN FOR SELECTIVE-CATALYTIC-REDUCTION (SCR) FILTERS - Provided is an improved selective catalytic reduction filtering (SCRF) device that separates reduction of nitrogen oxides (NOx) from oxidation of soot, hydro-carbon (HC) and carbon monoxide (CO). The SCRF device has a diesel oxidation catalyst unit for oxidizing HC and CO and oxidizing diesel fuel to support DPF regenerations, and a SCR filtering unit, including at least one inlet channel and being connected to the diesel oxidation catalyst unit, for controlling (soot) emission, cleaning-up slipped HC and CO during a DPF regeneration, and reducing nitrogen oxides in the diesel exhaust gas. At least one inlet channel is coated with an ammonia-neutral oxidation catalyst, and at least one outlet channel is coated with a selected catalytic reduction catalyst. | 2016-05-12 |
20160131002 | UREA BACKFLOW PREVENTION APPARATUS OF SCR AND A CONTROL METHOD THEREOF - A urea backflow prevention apparatus of Selective Catalytic Reduction (SCR) system that injects a urea aqueous solution to an exhaust pipe may include a urea tank storing the urea aqueous solution, a nozzle being installed on the exhaust pipe and injecting the urea aqueous solution into the exhaust pipe, a supply pump pressurizing the urea aqueous solution in order to inject the urea aqueous solution from the nozzle to the exhaust pipe, a suction line supplying the urea aqueous solution stored in the urea tank to the supply pump by connecting the urea tank and the supply pump, a pressure line delivering the urea aqueous solution pressurized at the supply pump to the nozzle by connecting the supply pump and the nozzle, and a return line collecting urea aqueous solution not injected at the nozzle to the urea tank by connecting the supply pump and the urea tank. | 2016-05-12 |
20160131003 | Abnormality Diagnosis Apparatus of Exhaust Gas Purification Apparatus - An abnormality diagnosis apparatus includes an exhaust gas purification apparatus arranged in an exhaust passage of an internal combustion engine and including a SCR catalyst; a supply apparatus supplying an additive such as ammonia to the exhaust gas purification apparatus; an EGR apparatus recirculating a part of exhaust gas from the exhaust passage at a downstream side of a position of supplying the additive to an intake passage; obtaining means for obtaining a NO | 2016-05-12 |
20160131004 | Method for operating a device for conveying a fluid - A method for operating a device that conveys a fluid includes: A) detecting activation of the device; B) filling a conveying line with the fluid by operating at least one pump in a conveying direction from at least one tank to at least one injector, and detecting complete filling of the conveying line based on at least one sudden pressure increase at at least one pressure sensor; C) operating the pump and making available fluid at the injector; D) detecting deactivation of the device; and E) partially emptying the conveying line by sucking back the fluid by operation of the at least one pump in a direction counter to the conveying direction. The emptying is stopped if pressure measured at the at least one pressure sensor corresponds to an ambient pressure. | 2016-05-12 |
20160131005 | Method for operating a device for conveying a liquid - A method for operating a device configured to deliver a liquid includes: a) back-suctioning a liquid situated in a pressure line section counter to a usual delivery direction by at least one pump; b) monitoring at least one operating parameter of the at least one pump during the back-suctioning, the at least one operating parameter being representative of a counterpressure that the at least one pump operates against during the back-suctioning; and c) detecting an increase in the counterpressure, and stopping the back-suctioning. | 2016-05-12 |
20160131006 | SYSTEM AND METHOD FOR CONTROLLING AN ENGINE THAT INCLUDES LOW PRESSURE EGR - Methods and systems for operating an engine that includes a low pressure EGR passage and a selective reduction catalyst are disclosed. In one example, an actuator is adjusted in response to a NOx mass flow rate in the low pressure EGR passage. | 2016-05-12 |
20160131007 | EXHAUST GAS AFTERTREATMENT DEVICE WITH INJECTION SECTION - An exhaust system injection section ( | 2016-05-12 |
20160131008 | EXHAUST PURIFYING DEVICE FOR INTERNAL COMBUSTION ENGINE - The device includes an exhaust passage having an upstream end connected to an exhaust port of the engine and a downstream end provided with a catalytic converter, a secondary air passage having a downstream end connected to an intermediate point of the exhaust passage and an upstream end communicating with the atmosphere, and a reed valve provided in an upstream end of the secondary air passage to permit air flow from the atmosphere to the exhaust passage but not in the opposite direction. The reed valve has a resonance frequency which is z times the prescribed exhaust frequency of the engine, where z is an integer. The length of the secondary air passage is selected that the pulsation effect of air in the secondary air passage may be advantageously utilized. | 2016-05-12 |
20160131009 | SYSTEM AND METHOD FOR POWERTRAIN WASTE HEAT RECOVERY - A powertrain waste heat recovery system includes a first powertrain component and a second powertrain component. The powertrain waste heat recovery system also includes a heat recovery circuit circulating a heat recovery fluid through a heat recovery heat exchanger. The heat recovery heat exchanger transfers heat from the first powertrain component to the heat recovery fluid during a powertrain propulsion mode and transfers heat from the second powertrain component to the heat recovery fluid during a powertrain retarding mode. The powertrain waste heat recovery system also includes a conversion device for converting thermal energy from the heat recovery fluid to an energy form other than thermal energy. | 2016-05-12 |
20160131010 | Apparatus, Method, and System for Diagnosing Reductant Deposits in an Exhaust Aftertreatment System - An exhaust gas treatment system for an internal combustion engine may have a reductant delivery system that delivers reductant to an exhaust stream in an exhaust aftertreatment system. A temperature sensor may be positioned in or near the flow of reductant and exhaust to measure the temperature of the reductant and exhaust. A change in temperature over time, such as an increase, decrease, or change in variation amplitude, may indicate the presence of a reductant deposit in the system. Detection of the deposit may initiate a regeneration cycle in which the operating characteristics of the system change to eliminate the reductant deposit to prevent it from hindering the performance of the exhaust aftertreatment system. | 2016-05-12 |
20160131011 | METHOD FOR TIMING A REGENERATION PROCESS - A method for timing of a regeneration process of an exhaust gas system of a vehicle engine includes collecting, during operation of the vehicle, data on an exhaust gas regeneration capability as a function of time, establishing, from the collected data, a statistical probability function for the exhaust gas regeneration capability as a function of time, and identifying, from the probability function, one or several time periods that statistically are suitable and/or unsuitable for carrying out a regeneration process. A method for regeneration of an exhaust gas system of a vehicle engine is also provided. | 2016-05-12 |
20160131012 | METHOD FOR OPERATING AN EXHAUST GAS AFTERTREATMENT, DEVICE FOR CONTROLLING AN EXHAUST GAS AFTER TREATMENT, EXHAUST GAS AFTERTREATMENT AND INTERNAL COMBUSTION ENGINE HAVING EXHAUST GAS AFTER TREATMENT - A method and a device for operating an exhaust gas aftertreatment, wherein a diesel particulate filter is regenerated during the operation, in particular passively regenerated, wherein a corrected differential pressure is calculated from a current differential pressure across the diesel particulate filter at a current exhaust gas volumetric flow rate and with a current correction factor. The current correction factor is determined by determining a lower differential pressure in a predetermined time interval at a defined exhaust gas volumetric flow rate, in particular in a specified exhaust gas volumetric flow rate interval around the defined exhaust gas volumetric flow rate, and comparing the lower differential pressure with a specified current reference value and, depending thereon, calculating a new correction factor or retaining the previous correction factor as the current correction factor. | 2016-05-12 |
20160131013 | SYSTEMS AND METHODS FOR SENSING PARTICULATE MATTER - Systems and methods are provided for sensing particulate matter in an exhaust system of a vehicle. In one example, a system includes a tube with a plurality of gas intake apertures on an upstream surface, the tube having a horseshoe shape with a rounded notch on a downstream surface and a plurality of gas exit apertures positioned along a length of the rounded notch and a particulate matter sensor positioned inside the tube. In another examples, a system for sensing particulate matter comprises a first outer tube with a plurality of gas intake apertures on an upstream surface, a second inner tube position within the first outer tube and including a plurality of gas intake apertures on a downstream surface and an opening at a bottom surface for discharging exhaust gasses to an exhaust passage, and a particulate matter sensor positioned within the second inner tube. | 2016-05-12 |
20160131014 | CATALYTIC CONVERTER DEVICE FOR A STATIONARY INTERNAL COMBUSTION ENGINE - A catalytic converter device for a stationary internal combustion engine comprising:
| 2016-05-12 |
20160131015 | METHOD FOR IMPROVING APPEARANCE OF DIESEL PARTICULATE FILTERS - A method of repairing an outer enclosure of a diesel particulate filter, having a first axial end and a second axial end, is disclosed. The method includes wrapping a generally planar metal sheet around the outer enclosure. The generally planar metal sheet has a first lateral edge, a second lateral edge, a first longitudinal edge, and a second longitudinal edge. Thereafter, aligning a first longitudinal edge with the first axial end and the second longitudinal edge with the second axial end is carried out. Next, causing one of an abutment or an overlap of the first lateral edge with the second lateral edge is performed. Lastly, joining the first longitudinal edge to the first axial end, the second longitudinal edge to the second axial end, and the first lateral edge with the second lateral edge along an axial length of the outer enclosure is performed by welding. | 2016-05-12 |
20160131016 | SYSTEM AND METHOD FOR A TURBOCHARGER DRIVEN COOLANT PUMP - Methods and a system are provided for powering a coolant pump to drive a coolant flow through a charge air cooler using exhaust gas-driven rotations of a turbocharger. In one example, a method may include adjusting a coolant flow through a charge air cooler with a coolant pump, the coolant pump mechanically driven by rotative power from a turbocharger. As such, coolant flow may increase with increasing turbocharger speed and the method may further include adjusting a wastegate of a turbocharger turbine to adjust power provided to the coolant pump. | 2016-05-12 |
20160131017 | COOLING CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE - A cooling control system for an internal combustion engine, which is capable of circulating engine coolant while suppressing power consumption by an engine coolant pump as much as possible. The cooling control system is provided for cooling intake gases increased in temperature by being pressurized by a supercharger. The engine coolant pump of the electrically-driven type delivers engine coolant to thereby cause the same to circulate. An ECU controls, when a difference between the temperature of the engine coolant and a first target temperature is not larger than a first predetermined value, the amount of the engine coolant to be delivered to a predetermined minimum flow rate, and controls, when the difference is larger than the first predetermined value, the amount of the engine coolant to be delivered such that it becomes larger as the difference is larger. | 2016-05-12 |
20160131018 | METHOD AND SYSTEM FOR CONTROLLING COOLING FAN IN VEHICLE - A method of controlling a cooling fan in a cooling system in a vehicle includes detecting presence/absence of abnormality in a communication state, measuring an output voltage level of an air-conditioner pressure transducer (APT) sensor when the abnormality in the communication state is detected, determining a cooling fan control condition based on the measured output voltage level, and controlling a cooling fan motor according to the determined cooling fan control condition. | 2016-05-12 |
20160131019 | BENT PIPE AND MANUFACTURING METHOD THEREOF - In a hose having a bent portion, a poor appearance part is prevented from being created in an inner round portion of the bent portion. A bent pipe has a bent portion located in an intermediate part in a longitudinal direction in which a cross section in a radial direction of a round of the bent portion is formed in a flat shape, and non-bent portions being continuous with the bent portion. The flat shape of the bent portion is a vertically long flat shape. With this configuration, when an unvulcanized hose is put on a mandrel and vulcanized, an inner round portion of the unvulcanized hose comes into tight contact with a bent portion of the mandrel and is not separated from the bent portion, so that the poor appearance part is hardly created in an inner round portion of the bent portion. | 2016-05-12 |
20160131020 | TELESCOPICALLY CRUSHABLE AIR GUIDE FOR A MOTOR VEHICLE ENGINE RADIATOR AND VEHICLE PROVIDED WITH SAME - An air guide collects air from a grille located at the front of a vehicle engine compartment to a vertical radiator located in the engine compartment and which is fixed to a vehicle chassis. The air guide includes a main casing including an upper casing and a lower casing. The upper and lower casings include an opening toward the front to receive the air. The lower casing includes at least one substantially horizontal lower wall and two substantially vertical lateral walls. The lower casing axially and transversely abut the rear portion of the lower casing of the air guide relative to the chassis of the vehicle, at least in a lateral region of the lower casing, and a local structure for controlled preferred compression of the walls of the lower casing, at least in a lower portion of the lateral region of the lower casing. | 2016-05-12 |
20160131021 | EXHAUST TURBOCHARGER - An internal combustion engine ( | 2016-05-12 |
20160131022 | CONTROL CAPSULE FOR AN EXHAUST-GAS TURBOCHARGER - A control capsule for a regulating device of an exhaust-gas turbocharger;
| 2016-05-12 |
20160131023 | A PNEUMATIC ACTUATOR HAVING A PRESSURE RELIEF WINDOW - A pneumatic actuator ( | 2016-05-12 |
20160131024 | ENGINE SYSTEM - An engine system | 2016-05-12 |
20160131025 | DYNAMIC ROTARY ENGINE VANE FORCE ACTUATION APPARATUS AND METHOD OF USE THEREOF - The invention comprises a rotary engine apparatus and method of use thereof. The rotary engine comprises a rotor configured to rotate in a housing and a set of vanes separating a volume between the rotor and housing into a set of chambers. Each of the vanes are dynamically controlled to: (1) yield a greater radially outward and/or sealing force to the housing at start-up and/or at low engine speeds and (2) dynamically reduce radially outward and/or sealing forces at higher engine speeds. | 2016-05-12 |
20160131026 | MULTI-INJECTION PORT ROTARY ENGINE APPARATUS AND METHOD OF USE THEREOF - The invention comprises a rotary engine apparatus and method of use thereof, where the rotary engine comprises multiple injection ports. Optional injection ports include a first port in an expansion chamber, a second port in the expansion chamber after a first rotation of the rotor, a third port into the expansion chamber after a second rotation of the rotor, a fourth port from a fuel path through a shaft of the rotary engine, and/or a fifth port into a rotor-vane chamber between the rotor and a vane. Optionally, one or more of the injection ports are controlled through mechanical valving and/or through electronic and/or computer control. | 2016-05-12 |
20160131027 | ROTARY ENGINE HAVING TWO ROTORS WITH INTERSECTING PATHWAYS - An engine including a block that has first and second intersecting pathways, and first and second rotors positioned within the first and second pathways, respectively. The first and second rotors are moveable within the first and second pathways, respectively, between first and second combustion positions. A first combustion chamber is formed within the first pathway between the first and second rotors when they are in the first combustion position, and a second combustion chamber is formed within the second pathway between the first and second rotors when they are in the second combustion position. The pathways and rotors are preferably torus shaped, and the rotors preferably have concave leading and trailing ends. The engine block preferably has a single intake for both of the first and second combustion chambers. Recesses are preferably formed in the block to receive seals that engage the rotors. | 2016-05-12 |
20160131028 | GAS TURBINE - A gas turbine, in particular an aircraft engine, including a core flow channel (K), in which a first compressor ( | 2016-05-12 |
20160131029 | METHOD AND SYSTEM FOR SEPARATING CO2 FROM N2 AND O2 IN A TURBINE ENGINE SYSTEM - A method of separating carbon dioxide (CO | 2016-05-12 |
20160131030 | GAS TURBINE EFFICIENCY AND POWER AUGMENTATION IMPROVEMENTS UTILIZING HEATED COMPRESSED AIR AND STEAM INJECTION - The present invention discloses a novel apparatus and methods for augmenting the power of a gas turbine engine, improving gas turbine engine operation, and reducing the response time necessary to meet changing demands of a power plant. Improvements in power augmentation and engine operation include systems and methods for preheating piping of a power augmentation system and directing flows of hot compressed air, steam or a combination thereof into the gas turbine engine. | 2016-05-12 |
20160131031 | GAS TURBINE FAST REGULATION AND POWER AUGMENTATION USING STORED AIR - The present invention discloses a novel apparatus and methods for augmenting the power of a gas turbine engine, improving gas turbine engine operation, and reducing the response time necessary to meet changing demands of an electrical grid. Improvements in power augmentation and engine operation include systems and methods for providing rapid response given a change in electrical grid. | 2016-05-12 |
20160131032 | POWER PLANT HAVING A TWO-STAGE COOLER DEVICE FOR COOLING THE ADMISSION AIR FOR A TURBOSHAFT ENGINE - A power plant having at least one compressor, at least one fuel-burning engine, and a cooler device for cooling admission air for the engine, the engine being provided with a combustion chamber. The cooler device is constituted by a heat engine having three heat sources arranged between two compression stages of the compressor and including a refrigerant fluid and two evaporators. The admission air flows in succession through the two evaporators between the two compression stages firstly to cool the admission air between the two compression stages prior to being injected into the combustion chamber, and secondly to vaporize the refrigerant fluid. | 2016-05-12 |
20160131033 | FILTRATION SYSTEM AND METHOD FOR CLEANING THE INTAKE AIR OF A GAS TURBINE - In a filtration system, in particular for cleaning the intake air of a gas turbine, including a flow channel surrounded by walls with an inflow opening and an outflow opening, a partition wall with at least two openings between a dirty side and a clean side which is positioned between the inflow opening and the outflow opening and limited by the walls of the flow channel, and at least two filters for purifying a flowing fluid. At least one filter is installed at a first opening on the dirty side of the partition wall and at least one filter at a second opening on the clean side of the partition wall. | 2016-05-12 |
20160131034 | OIL DISTRIBUTOR - Described is an oil distributor comprising: an oil distribution conduit having an inlet end and an outlet; an oil delivery arrangement at the outlet of the oil distribution conduit, the oil delivery arrangement including a circumferential channel having a base, an upstream wall and a downstream delivery wall, wherein the delivery wall includes a plurality of circumferentially distributed delivery apertures extending therethrough. | 2016-05-12 |
20160131035 | VARIABLE GEOMETRY HEAT EXCHANGER APPARATUS - A heat exchanger apparatus including a surface cooler and a passive automatic retraction and extension system coupled to the surface cooler. The surface cooler having disposed therein one or more fluid flow channels configured for the passage therethrough of a heat transfer fluid to be cooled. The heat transfer fluid in a heat transfer relation on an interior side of said one or more fluid flow channels. The surface cooler including a plurality of fins projecting from an outer surface thereof. The passive automatic retraction and extension system including a thermal actuation component responsive to a change in temperature of at least one of the heat transfer fluid and a cooling fluid flow so as to actuate a change in a geometry of the surface cooler. Further disclosed is an engine including the heat exchanger apparatus. | 2016-05-12 |
20160131036 | THERMAL MANAGEMENT SYSTEM FOR A GAS TURBINE ENGINE - In one exemplary embodiment, a gas turbine engine system for cooling engine components includes an engine core, a core housing containing the engine core, an engine core driven fan forward of the core housing, a nacelle surrounding the fan and the core housing, and a bypass duct defined between an outer diameter of the core housing and an inner diameter of the nacelle. Also included is a thermal management system having a coolant circuit including at least one of a first heat exchanger disposed on the inner diameter of the nacelle and a second heat exchanger disposed on a leading edge of a BiFi spanning the bypass duct. The first heat exchanger is in thermal communication with the second heat exchanger. | 2016-05-12 |
20160131037 | SUPPLY DUCT FOR COOLING AIR - In a featured embodiment, a gas turbine engine has a compressor section having a downstream rotor and a diffuser downstream of the compressor section. A combustor receives air downstream of the diffuser. A turbine section has at least one component to be cooled. A conduit is spaced from the diffuser and defines a cooling airflow path. The cooling airflow path is separate from an airflow downstream the diffuser, and passing to the combustor. The conduit passes cooling air to the component to be cooled. | 2016-05-12 |
20160131038 | AIRCRAFT TURBINE ENGINE COMPRISING AN AIR INTAKE HOUSING WITH A VARIABLE AERODYNAMIC PROFILE - An aircraft turbine engine includes a fan duct having a wall, ; an air passage arranged in the wall and including an air inlet opening at the wall, the air passage being designed to receive part of the flow of air from the fan duct across the opening; an air intake housing located above the air inlet opening and fixed to the wall, the housing being arranged to intercept part of the air flow in the fan duct, and successively including, in the air flow direction, an upstream wall then a downstream wall, an upstream opening and a downstream opening arranged on the upstream wall and the downstream wall, respectively, the inside of the housing being in fluidic connection to the air inlet opening, and a movable sealing means between an “open” position; and a “closed” position relative to the downstream opening and the air inlet opening. | 2016-05-12 |
20160131039 | GAS TURBINE ENGINE HEAT EXCHANGER MANIFOLD - A heat exchanger manifold for a gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a manifold body extending between a first face and a second face, a first seal land defining a first fluid port extending through the manifold body between the first face and the second face, and a first seal received within the first fluid port. | 2016-05-12 |
20160131040 | HEAT EXCHANGER - Heat exchanger includes tubular element within outer casing and inner sleeve within tubular element. Outer casing and outer surface of tubular element define a first annular passage through which first fluid flow path extends. Inner sleeve and inner surface of tubular element define second annular passage through which second fluid flow path extends. First annular passage is sealed against outer surface of tubular element and second annular passage is sealed within inner surface of tubular element. Second heat exchanger having tubular element within outer casing. Tubular element has outer fins and inner fins. Outer casing and outer surface of tubular element define a first annular passage through which first fluid flow path extends. Inner surface of tubular element defines a second passage through which second fluid flow path extends. Outer fins are integral with outer surface of tubular element and inner fins are integral with inner surface of tubular element. | 2016-05-12 |
20160131041 | TURBOMACHINE INCLUDING A TRANISTION PIECE TO TURBINE PORTION VARIABLE PURGE FLOW SEAL MEMBER - A turbomachine includes a compressor portion, and a turbine portion operatively connected to the compressor portion. The turbine portion includes a compressor discharge portion, a hot gas path and a first stage nozzle arranged at the hot gas path. A combustor assembly is fluidically connected to the compressor portion. A transition piece has an inlet portion fluidically connected to the combustor assembly and an outlet portion fluidically connected to the turbine portion. A seal member is operatively connected relative to one of the transition piece and the first stage nozzle of the turbine portion. The seal member extends from a first end to a second, cantilevered end through an intermediate portion including one or more openings that provide a purge fluid flow path from the compressor discharge portion toward the hot gas path. | 2016-05-12 |
20160131042 | SYSTEMS AND METHODS FOR CONTROLLING FUEL PATH AVAILABILITY FOR AN AIRCRAFT - A fuel system which includes a fuel return system. The fuel return system includes a fuel return valve arranged on a return line, and the return line is intended to be mounted between an engine of an aircraft and a fuel tank of the aircraft. The return valve is configured to allow a return of fuel from the engine to the fuel tank when the engine is in operation. The fuel return system also includes a bypass valve assembly mounted in parallel to the return valve, and is configured to allow a return of fuel from the engine to the fuel tank when the engine is not in operation. | 2016-05-12 |
20160131043 | TURBINE ENGINE GEARBOX - A gas turbine engine comprises a fan, a compressor, a combustor, and a fan drive turbine rotor. The fan drive turbine drives the fan through a gear reduction. The gear reduction includes at least two double helical gears in meshed engagement. Each of the at least two double helical gears are disposed to rotate about respective axes, and each have a first plurality of gear teeth axially spaced from a second plurality of gear teeth by a spacer. Each of the first plurality of gear teeth has a first end facing the spacer and each of the second plurality of gear teeth has a first end facing the spacer. Each first end of the first plurality of gear teeth is circumferentially offset from each first end of the second plurality of gear teeth. A gear ratio of the gear reduction is greater than about 2.3:1. A method is also disclosed. | 2016-05-12 |
20160131044 | GAS TURBINE ENGINE DRIVING MULTIPLE FANS - A gas turbine engine includes a core engine with a compressor section, a combustor and a turbine. The turbine drives an output shaft, and the output shaft drives at least four gears. Each of the at least four gears extends through a drive shaft to drive an associated fan rotor. | 2016-05-12 |
20160131045 | EMISSIONS CONTROL SYSTEM FOR A GAS TURBINE ENGINE - An emissions control system ( | 2016-05-12 |
20160131046 | SYSTEMS AND METHODS FOR CONTROL OF TURBINE-GENERATOR VIA VALVE DEACTIVATION IN A SPLIT EXHAUST ENGINE SYSTEM - Methods and systems are provided for reducing exhaust energy delivered to a turbine of a turbine-generator coupled to a split exhaust engine system in order to reduce turbine over-speed conditions and/or to reduce a generator output. In one example, a method may include deactivating a blowdown exhaust valve utilized to deliver a blowdown portion of exhaust energy to the turbine. | 2016-05-12 |
20160131047 | Automatic Fuel Shutoff - A combination lever for a carburetor is an integrated shutoff lever and fuel valve. The combination lever includes a longitudinal portion for a handle and a cylindrical portion including a fuel path for the fuel valve. A carburetor casing is shaped to form a valve chamber and a carburetor chamber. The valve chamber supports the cylindrical portion. A directional cavity formed in the cylindrical portion of the combination lever regulates a flow of fuel to the carburetor chamber according to a rotation of the combination lever. At one position the directional cavity opens the fuel path so that fuel flows into the carburetor chamber. At another position the directional cavity closes the fuel path so that the flow of fuel is blocked. The combination lever may also include an abutment portion to engage a switch for completing an electrical shutoff path to an engine coupled to the carburetor. | 2016-05-12 |
20160131048 | METHOD AND SYSTEM FOR SECONDARY FLUID INJECTION CONTROL IN AN ENGINE - Methods and systems are provided for adjusting the amount of secondary fluid being injected into an engine. In one example, a method may include adjusting an amount of secondary fluid injected at an engine cylinder based on a secondary fluid injection amount estimated from outputs of an exhaust oxygen sensor. For example, the secondary fluid injection amount may be estimated based on a first change in pumping current of the exhaust oxygen sensor between a first and second reference voltage when only fuel is injected into the engine cylinder and a second change in pumping current of the exhaust oxygen sensor between the first and second reference voltage when fuel and the secondary fluid are injected into the engine cylinder. | 2016-05-12 |
20160131049 | METHOD FOR CONTROLLING FUEL SWITCHING IN BI-FUEL VEHICLE - A method for controlling fuel switching of a fuel switching system in a vehicle via a controller configured to receive one or more measured signals in order to issue a fuel shortage warning or in order to control fuel switching is disclosed. The system includes an LPG rail pressure sensor for measuring a pressure in an LPG rail, and a bombe pressure sensor for measuring a pressure in the bombe. The method includes a first LPG rail pressure determining step of determining whether the pressure in the LPG rail is lower than a second reference value or not and a first bombe pressure determining step of determining whether the pressure in the bombe is lower than a third reference value or not. If at least one of the first pressure determining steps is positive, the method further includes switching the fuel to gasoline. | 2016-05-12 |
20160131050 | METHOD FOR CONTROLLING AN ELECTRICAL COMPRESSOR FOR SUPERCHARGING AN INTERNAL COMBUSTION ENGINE - A method for controlling an electrical compressor ( | 2016-05-12 |
20160131051 | CONTROL APPARATUS OF ENGINE - In a control apparatus of an engine having a first fuel injection valve for injecting fuel into an intake path of the engine, a second fuel injection valve for injecting fuel into a combustion chamber of the engine, a supercharger for supercharging intake air for the engine, and a waste gate valve for opening and closing an exhaust bypass passage for bypassing a turbine of the supercharger, the waste gate valve is controlled to act in an opening direction in accordance with an increase in the injection amount of fuel injected from the second fuel injection valve, in a region where the injection amount of fuel from the second fuel injection valve is larger than the injection amount of fuel from the first fuel injection valve. | 2016-05-12 |
20160131052 | FUEL VAPOR PROCESSING APPARATUS - A fuel vapor processing apparatus may include a canister and a purge device. The purge device may desorb fuel vapor from the canister and purge the desorbed fuel vapor to an engine. The fuel vapor processing apparatus may further include a purge control device. The purge control device may obtain a target purge quantity to be desorbed from the canister at a point of time during an operation of the engine. In addition, the purge control device may control a purge quantity during the operation of the engine such that the purge quantity reaches the target purge quantity. | 2016-05-12 |
20160131053 | METHOD AND SYSTEM FOR KNOCK CONTROL - Methods and systems are provided for improving engine knock tolerance, in particular when rapidly ramping in LP-EGR from low levels of EGR. Until a desired LP-EGR rate is achieved, fuel may be delivered as a split injection with at least an intake stroke injection and a compression stroke injection to compensate for the transport delay in EGR filling the intake system. Subsequently, single fuel injection may be resumed. | 2016-05-12 |
20160131054 | SYSTEMS AND METHODS FOR CONTROL OF TURBINE-GENERATOR VIA EXHAUST VALVE TIMING AND DURATION MODULATION IN A SPLIT EXHAUST ENGINE SYSTEM - Methods and systems are provided for reducing exhaust energy delivered to a turbine of a turbine-generator coupled to a split exhaust engine system in order to reduce turbine over-speed conditions and/or to reduce a generator output. In one example, a method may include retarding a first timing of a first exhaust valve utilized to deliver a blowdown portion of exhaust energy to the turbine, and/or advancing a second timing of a second exhaust valve utilized to deliver a scavenging portion of exhaust energy to an exhaust catalyst in response to a turbine speed greater than a threshold speed. | 2016-05-12 |
20160131055 | SYSTEM AND METHOD FOR DETERMINING THE REID VAPOR PRESSURE OF FUEL COMBUSTED BY AN ENGINE AND FOR CONTROLLING FUEL DELIVERY TO CYLINDERS OF THE ENGINE BASED ON THE REID VAPOR PRESSURE - A system according to the principles of the present disclosure includes a Reid vapor pressure (RVP) module and a fuel control module. The RVP module determines a Reid vapor pressure of fuel combusted by an engine based on a hydrocarbon concentration measured by a hydrocarbon sensor disposed in a fuel system of the engine. The fuel control module controls at least one of a fuel injector of the engine, a purge valve in an evaporative emissions (EVAP) system of the engine, and a vent valve in the EVAP system of the engine to adjust an amount of fuel delivered to cylinders of the engine based on the Reid vapor pressure. | 2016-05-12 |
20160131056 | Internal Combustion Engine Having Dedicated Cylinder(s) for Generation of Both EGR and Exhaust Aftertreatment Reformate for Three-Way Catalyst - An exhaust gas recirculation (EGR) system for an internal combustion engine having dedicated EGR and operating at a net stoichiometric air-fuel ratio. In such engines, one or more cylinders is operable as a dedicated EGR cylinder, such that all of the exhaust produced by the dedicated EGR cylinder(s) may be directed back to the intake manifold. Because the engine's exhaust is net stoichiometric, its exhaust aftertreatment system has a three-way catalyst. An EGR loop is configured to recirculate EGR from the dedicated EGR cylinder(s) to the engine's intake manifold. A diversion line, modulated with a valve, connects the EGR loop to the exhaust aftertreatment system, thereby allowing adjustment of the relative amounts of EGR to be recirculated and to be provided to the exhaust system. | 2016-05-12 |
20160131057 | FRESH AIR FLOW AND EXHAUST GAS RECIRCULATION CONTROL SYSTEM AND METHOD - A fresh air and exhaust gas control method and system for an engine air system with an air throttle and exhaust gas recirculation (EGR) valve. The method includes monitoring engine parameters; generating engine state estimates using an engine observer model; generating measured engine states based on the monitored engine parameters; computing observer error based on the differences between the measured and modeled engine states; generating model correction factors; and generating commands for adjusting the air throttle and EGR valve. An inverse engine observer model can generate the desired air throttle and EGR valve positions. The method can include generating feedback actuator commands in generating the desired air throttle and EGR valve positions. The correction factors can include fresh air, EGR and/or turbine mass flow correction factors. | 2016-05-12 |
20160131058 | MULTI-LEVEL SKIP FIRE - In one aspect, a method for controlling operation of an internal combustion engine is described. The engine is operated in a skip fire manner such that selected skipped working cycles are skipped and selected active working cycles are fired to deliver a desired engine output. A particular level of torque output is selected for each of the fired working chambers. Various methods, arrangements and systems related to the above method are also described. | 2016-05-12 |
20160131059 | EXHAUST GAS PURIFICATION CONTROL DEVICE FOR CONSTRUCTION MACHINE - An exhaust gas purification control device includes an engine, an actuator using the engine as a driving source, an operation unit used by an operator to operate the actuator or the engine, an operation detector detecting whether or not the operation unit is being operated, a purification device for capturing soot in exhaust gas of the engine, an accumulation amount detector detecting an accumulation amount of the soot captured by the purification device, a regeneration unit for performing an regenerating operation of regenerating the purification device by burning the soot captured by the purification device, and a controller controlling the regenerating operation. The controller switches a control from a control of prioritizing an operation by the operation unit to a control of prioritizing the regenerating operation in a stepwise manner as the accumulation amount of the soot detected by the accumulation amount detector increases. | 2016-05-12 |
20160131060 | CATALYST HEATING WITH EXHAUST BACK-PRESSURE - Embodiments for controlling an exhaust back-pressure valve are provided. In one example, a method for operating an engine comprises closing an exhaust back-pressure valve in response to a component temperature, adjusting intake and/or exhaust valve operation in response to closing the exhaust back-pressure valve to reduce cylinder internal exhaust gas recirculation (EGR), and while the exhaust back-pressure valve is closing, indicating degradation of an exhaust back-pressure system if a designated engine operating parameter remains constant. In this way, degradation of the exhaust back-pressure system may be diagnosed while maintaining combustion stability. | 2016-05-12 |
20160131061 | Throttle Control Systems And Methods Based On Pressure Ratio - A torque requesting module generates a torque request for an engine based on driver input. A model predictive control (MPC) module: identifies sets of possible target values based on the torque request, each of the sets of possible target values including target pressure ratios across a throttle valve; determines predicted operating parameters for the sets of possible target values, respectively; determines cost values for the sets of possible target values, respectively; selects one of the sets of possible target values based on the cost values; and sets target values based on the possible target values of the selected one of the sets, respectively, the target values including a target pressure ratio across the throttle valve. A target area module determines a target opening area of the throttle valve based on the target pressure ratio. A throttle actuator module controls the throttle valve based on the target opening. | 2016-05-12 |
20160131062 | ENGINE SYSTEM UTILIZING SELECTIVE ENGINE OPTIMIZATION - An engine system is disclosed. The engine system may have an engine. The engine system may also have a sensor configured to generate a sensor signal indicative of an amount of power generated by the engine. Further, the engine system may have a speed sensor configured to generate a speed signal indicative of a speed of the engine. The engine system may also have a controller. The controller may be configured to receive the sensor signal and the speed signal. The controller may also be configured to generate an operating histogram based on the sensor signal and the speed signal. Further the controller may be configured to select a calibration parameter set from among a plurality of calibration parameter sets based on the operating histogram. In addition, the controller may be configured to apply the selected calibration parameter set to the engine. | 2016-05-12 |
20160131063 | ABNORMALITY DIAGNOSIS APPARATUS OF EXHAUST GAS PURIFICATION APPARATUS - An abnormality diagnosis apparatus includes: an exhaust gas purification apparatus arranged in an exhaust passage of an internal combustion engine and including a selective catalytic reduction catalyst; a supply apparatus supplying an additive such as ammonia to the exhaust gas purification apparatus; an EGR apparatus recirculating a part of exhaust gas from the exhaust passage at a downstream side of a position of supplying the additive to an intake passage; calculating means for calculating a NO | 2016-05-12 |
20160131064 | ABNORMALITY DIAGNOSIS SYSTEM OF AIR-FUEL RATIO SENSOR - An abnormality diagnosis system of an air-fuel ratio sensor | 2016-05-12 |
20160131065 | SYSTEM AND METHODS FOR CBV DIAGNOSTICS - Methods and systems are provided for diagnosing compressor bypass valve degradation. In one example, a method may include indicating degradation of a compressor bypass valve coupled in a compressor bypass based on intake aircharge temperature measured upstream of a compressor inlet via an air charge temperature sensor. | 2016-05-12 |
20160131066 | METHOD FOR DIAGNOSING A VACUUM ACTUATOR - Methods and systems are described for diagnosing degradation of a vacuum actuator in an engine system. An example method comprises indicating degradation of the vacuum actuator based on an estimate of flow of air into and out of a vacuum reservoir. The estimate is further based on flow of air generated via each of an aspirator in the intake system, an actuation of the vacuum actuator, and leakage during the actuation of the vacuum actuator. | 2016-05-12 |
20160131067 | Automated Assembly of ECU Calibrations - A system and method for building engine calibrations for the operation of an engine. The system includes a processor that is operatively coupled to a memory. The system identifies a plurality of features, which may be stored on a memory, relating to the operation of the engine. Each of the plurality of features is associated with a feature calibration data file. A user may selected, such as via operation of an input, which features are to be used in building engine calibrations. The system may implement rules that identify which of the selected features may be combined with other selected features in creating the engine calibration build. The feature calibration files for permissible combinations of features may then be assembled and used in generating an engine calibration. | 2016-05-12 |
20160131068 | ENGINE SYSTEM UTILIZING MODAL WEIGHTED ENGINE OPTIMIZATION - An engine system is disclosed. The engine system may have an engine. The engine system may also have a sensor configured to generate a sensor signal indicative of an amount of power generated by the engine and a speed sensor configured to generate a speed signal indicative of a speed of the engine. The engine system may also have a controller configured to receive the sensor signal and the speed signal. The controller may also be configured to generate an operating histogram based on the sensor signal and the speed signal. Further the controller may be configured to receive modal points for the engine, the modal points having associated emissions limits. The controller may also be configured to generate a calibration parameter set for the operating histogram based on the weights. In addition, the controller may be configured to apply the calibration parameter set to the engine. | 2016-05-12 |