Patents Issued in September 24, 2024
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Patent number: 12098658Abstract: The present disclosure relates to cogeneration of power and one or more chemical entities through operation of a power production cycle and treatment of a stream comprising carbon monoxide and hydrogen. A cogeneration process can include carrying out a power production cycle, providing a heated stream comprising carbon monoxide and hydrogen, cooling the heated stream comprising carbon monoxide and hydrogen against at least one stream in the power production cycle so as to provide heating to the power production cycle, and carrying out at least one purification step so as to provide a purified stream comprising predominately hydrogen.Type: GrantFiled: November 17, 2023Date of Patent: September 24, 2024Assignee: 8 Rivers Capital, LLCInventors: Xijia Lu, Brock Alan Forrest, Navid Rafati
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Patent number: 12098659Abstract: An exhaust gas flow regulator and a heat recovery steam generator including the same are provided. The exhaust gas flow regulator includes a plurality of first tubes spaced apart from each other in a vertical direction, a support plate disposed in a direction perpendicular to the extension direction of the first tubes and through which the plurality of first tubes penetrates, and a second tube disposed at one or both ends of the support plate so as to be coupled to the support plate and extending parallel to the first tubes, wherein the second tube is provided with a guide plate disposed to redirect exhaust gases flowing adjacent to the second tube toward the first tube.Type: GrantFiled: July 18, 2023Date of Patent: September 24, 2024Assignee: DOOSAN ENERBILITY CO., LTD.Inventor: Gyeong Mo Nam
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Patent number: 12098660Abstract: A switchable valve bridge for an internal combustion engine is provided that includes an outer housing, an inner housing, a locking collar, and a first ramp. The outer housing includes two valve pallets configured to interface with two poppet valves. The inner housing is slidably disposed within the outer housing. The inner housing has a first locking latch configured to move radially relative to an actuation axis of the inner housing. The locking collar is configured to move axially via an actuation force applied to the locking collar in a first axial direction parallel to the actuation axis. The first ramp is disposed within both the first locking aperture and the locking collar. The first ramp is configured to be actuated by the locking collar such that axial movement of the first ramp causes radial movement of the first locking latch.Type: GrantFiled: July 21, 2023Date of Patent: September 24, 2024Assignee: Schaeffler Technologies AG & Co. KGInventor: Colin Foster
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Patent number: 12098661Abstract: A control system for a cam phaser can include a cam phaser coupled to a cam shaft, the cam phaser to adjust a position of the cam shaft, an actuator in mechanical communication with the cam phaser, and a controller in electrical communication with the actuator, the controller including a processor and a memory. In one example, the processor is configured to calculate a first hysteresis position of the actuator with respect to a hysteresis band, determine if the actuator is within a first threshold distance of a first edge of the hysteresis band, and if the actuator is not within the first threshold distance of the first edge of the hysteresis band, command the actuator to displace across the hysteresis band.Type: GrantFiled: November 2, 2023Date of Patent: September 24, 2024Assignee: HUSCO Automotive Holdings LLCInventors: Todd Wollenberg, Patrick Heithoff, Brian Griffiths
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Patent number: 12098662Abstract: The disclosure relates to a vane type camshaft adjuster for a motor vehicle drive train. The camshaft adjuster having a stator, a rotor arranged such that it can rotate relative to the stator, working chambers formed between the stator and the rotor, each working chamber being divided into two sub-chambers by a radially projecting blade of the rotor, and a reservoir connected to the sub-chambers for storing hydraulic medium. The sub-chambers can be connected to a pump or a tank according to a switch position of a control valve of the camshaft adjuster. The control valve has a switch position in which a first sub-chamber of the two sub-chambers is connected to the tank and a second sub-chamber of the two sub-chambers is blocked from the pump.Type: GrantFiled: September 2, 2020Date of Patent: September 24, 2024Assignee: Schaeffler Technologies AG & Co. KGInventor: Branimir Karic
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Patent number: 12098663Abstract: A hydraulically-actuated variable camshaft timing (VCT) assembly, including a stator having one or more fluid chambers; a rotor received by the stator, and configured to be angularly displaced relative to the stator, having one or more radially extending vanes positioned within the fluid chambers; one or more end plates coupled with the stator and at least partially defining the fluid chambers; and an end plate seal abutting the end plate(s) and the radial surface of the rotor.Type: GrantFiled: March 2, 2023Date of Patent: September 24, 2024Assignee: BorgWarner Inc.Inventor: John R. Smerczak
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Patent number: 12098664Abstract: A system and method for mechanically timed cylinder deactivation includes an inner passage in the camshaft that supplies fluid for deactivating one or more valve opening mechanisms associated with the cylinders of an internal combustion engine.Type: GrantFiled: February 22, 2022Date of Patent: September 24, 2024Assignee: Cummins Inc.Inventor: Scott Robert Bardakjy
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Patent number: 12098665Abstract: An oil pan noise reduction device includes an oil pan, a mounting plate positioned at one side of the oil pan, and a damping member positioned between the oil pan and the mounting plate, in which the mounting plate includes a depressed portion formed in one surface of the mounting plate directed toward the oil pan, and a protruding portion disposed in the depressed portion and protruding from the depressed portion.Type: GrantFiled: July 7, 2023Date of Patent: September 24, 2024Assignee: Hyundai Transys Inc.Inventor: Hyeseong Heo
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Patent number: 12098666Abstract: A system includes: an engine; and an aftertreatment system for treating exhaust gas produced by the engine, the aftertreatment system including: an exhaust conduit configured to receive the exhaust gas and hydrocarbons from the engine; a preheating oxidation catalyst; a primary oxidation catalyst disposed downstream of the preheating oxidation catalyst; a selective catalytic reduction system disposed in the exhaust conduit downstream of the primary oxidation catalyst. The aftertreatment system includes: a controller configured to: determine a temperature of the exhaust gas at an inlet of the selective catalytic reduction system, and in response to the temperature of the exhaust gas at the inlet of the selective catalytic reduction system being below a threshold temperature, cause the engine to provide the hydrocarbons to the exhaust conduit.Type: GrantFiled: April 14, 2023Date of Patent: September 24, 2024Assignee: Cummins Emission Solutions Inc.Inventors: Shirish S. Punde, Rayomand Dabhoiwala, James Nicholas Reynolds
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Patent number: 12098667Abstract: Heat from a rotating prime mover(s) driving a fluid shear pump, heat from the prime mover and any exhaust heat generated by the prime mover is collected. The heat energy collected from all of these sources is transmitted through heat exchangers to a fluid where heat energy is desired. This fluid heating process is performed in the absence of an open flame.Type: GrantFiled: July 28, 2022Date of Patent: September 24, 2024Assignee: ConleyMax Inc.Inventors: Patrick G. Bell, William N. Beckie
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Patent number: 12098668Abstract: The disclosure relates to a DPF regeneration trigger control method and terminal device, and a storage medium. The method includes: setting an active trigger differential pressure and an initial trigger differential pressure; and controlling, according to a relationship between a differential pressure of the DPF collected in real time during a vehicle travelling process and the active trigger differential pressure and a relationship between the differential pressure of the DPF and the initial trigger differential pressure, the vehicle to actively start DPF regeneration, to trigger passive DPF regeneration, or not to start DPF regeneration; otherwise, controlling the vehicle to actively start DPF regeneration. According to the disclosure, by setting a flexible trigger interval, there is a tolerance interval of differential pressure, so that fuel consumption of the diesel engine can be reduced, and the economy is improved.Type: GrantFiled: August 18, 2020Date of Patent: September 24, 2024Assignee: Xiamen Yaxon Network Co., Ltd.Inventors: Yankai Tu, Yuan Chen
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Patent number: 12098669Abstract: A two-stroke engine according to the present invention includes: a separating wall which confines a tip end portion of an ignition device; an ignition promoting chamber which is formed by means of the separating wall, is independent of a combustion chamber, and encloses the tip end portion of the ignition device; and a plurality of communicating holes which are provided in the separating wall, each of which is provided with a first opening that opens in the combustion chamber and a second opening that opens in the ignition promoting chamber, and which provide communication between the combustion chamber and the ignition promoting chamber.Type: GrantFiled: May 21, 2021Date of Patent: September 24, 2024Assignee: YAMABIKO CORPORATIONInventors: Kuniyoshi Eto, Shirou Yamaguchi, Takuo Yoshizaki
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Patent number: 12098670Abstract: This diesel engine comprises: an engine body part in which a cylinder head is fastened to an upper section of a cylinder block; a turbocharger; and an exhaust gas post-treatment device. A cooling fan is provided on the front side in the front-rear direction of the engine body part. The cylinder head is configured to have an exhaust side on the left side in the engine width direction, and an intake side on the right side. The exhaust gas post-treatment device is disposed above the cylinder head so as to extend in the engine front-rear direction. The turbocharger is disposed on the exhaust side of the cylinder head and is configured to spray compressed air in the engine front-rear direction.Type: GrantFiled: August 25, 2021Date of Patent: September 24, 2024Assignee: YANMAR HOLDINGS CO., LTD.Inventors: Yuki Okamoto, Masataka Uchibori
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Patent number: 12098671Abstract: The disclosure relates to an exhaust gas turbine of an exhaust gas turbocharger. The exhaust gas turbine has a turbine housing and a bearing bore passing through the housing wall thereof, having a bearing bush, which is arranged in a fixed manner in the bore and in which a valve spindle of the wastegate valve device is passed outward from the interior of the turbine housing through the bearing bore of the housing wall and is mounted so as to be rotatable about its spindle axis. The bearing bush in each case intermeshes in the axial direction in the manner of a labyrinth seal, at least at one of its axial ends, with an adjusting lever connecting flange and/or a valve spindle shoulder by at least one axially extending sealing web and at least one sealing groove, complementary thereto, which are circumferential with respect to the spindle axis.Type: GrantFiled: April 15, 2021Date of Patent: September 24, 2024Assignee: Vitesco Technologies GmbHInventors: Marc Langohr, Viktor Misjurin
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Patent number: 12098672Abstract: A diagnosis device is intended for an internal combustion engine including a supercharger, a blow-by gas passage that communicates between a portion of an intake passage and a crankcase, a PCV pressure sensor that detects a PCV pressure in the blow-by gas passage, and a crankshaft. The device executes specifying a specific period for which the amount of fluctuations in the intake air amount per unit time is a prescribed value or more on condition that the intake air amount is a determination air amount or more, calculating the amount of fluctuations in the PCV pressure during the specific period, and determining, based on the amount of fluctuations in the PCV pressure, the presence of an abnormality in the blow-by gas passage. The device sets the determination air amount to a smaller value when the rotational speed of the crankshaft is high than when the rotational speed is low.Type: GrantFiled: June 8, 2023Date of Patent: September 24, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tomoyuki Tsuji, Naoya Okubo, Tomonori Satoh
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Patent number: 12098673Abstract: Disclosed is an apparatus, system, and method, by which a difference in the thermal energies, and/or temperatures, of two bodies, materials, gases, liquids, solids, objects, and/or other groups or collections of matter, may be harnessed to provide mechanical energy to a rotary engine and/or shaft. Also disclosed is an apparatus, system, and method, by which mechanical energy (e.g., the rotation of a shaft) may be used to produce and/or amplify a difference in the thermal energies, and/or temperatures of, and/or between, two bodies, materials, gases, liquids, solids, objects, and/or other groups or collections of matter. The disclosed thermal-to-mechanical energy conversion apparatus, as well as the complementary mechanical-to-thermal energy conversion apparatus, lacks moving parts and therefore satisfies a previously unmet need for a simple, robust, and efficient heat engine.Type: GrantFiled: July 11, 2023Date of Patent: September 24, 2024Inventor: Brian Lee Moffat
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Patent number: 12098674Abstract: An oil delivery system includes a first oil delivery circuit having a first oil distribution line delivering oil to at least one first circuit component part, a first oil pump, and a first switch valve, and a second oil delivery circuit having a second oil distribution line delivering oil to at least one second circuit component part, a second oil pump, and a second switch valve. The first switch valve controls a flow of oil through the first oil delivery circuit based on a difference between a first oil pressure of the first oil delivery circuit and a second oil pressure of the second oil delivery circuit. The second switch valve controls a flow of oil through the second oil delivery circuit based on a difference between the second oil pressure of the second oil delivery circuit and the first oil pressure of the first oil delivery circuit.Type: GrantFiled: October 30, 2023Date of Patent: September 24, 2024Assignee: GE AVIO S.R.L.Inventors: Nicolò Balbo, Miriam Manzoni, Gianni Bardone
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Patent number: 12098675Abstract: A method of operating a gas turbine engine, the engine including an engine core with a turbine, a compressor, a combustor arranged to combust a fuel, and a core shaft connecting the turbine to the compressor; a fan upstream of the engine core; a fan shaft; a main gearbox that receives an input from the core shaft and outputs drive to the fan via the fan shaft; a primary oil loop system to supply oil to lubricate the main gearbox; and a heat exchange system to transfer heat between the oil and the fuel, the oil having an average temperature of at least 180° C. on entry to the heat exchange system at cruise conditions. The method includes transferring heat from the oil to the fuel to lower the fuel viscosity to a value of less than or equal to 0.58 mm2/s on entry to the combustor at cruise conditions.Type: GrantFiled: June 20, 2023Date of Patent: September 24, 2024Assignee: ROLLS-ROYCE PLCInventors: Craig W Bemment, Benjamin J Keeler, Kevin R McNally, Andrea Minelli
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Patent number: 12098676Abstract: An aircraft propulsion system includes a core engine for generating an exhaust gas flow that is expanded through a turbine to generate shaft power. A heat exchanger is in communication with a partial portion of the exhaust gas flow and an exit flow is emitted from the heat exchanger. An ejector is configured to increase a pressure of the exit flow with a motive flow taken from the core flow path.Type: GrantFiled: August 28, 2023Date of Patent: September 24, 2024Assignee: RTX CORPORATIONInventors: Malcolm P. MacDonald, Michael K. Ikeda, Stephen H. Taylor
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Patent number: 12098677Abstract: A method of operating a gas turbine engine having an engine core having a turbine, a compressor, a combustor arranged to combust a fuel, and a core shaft connecting the turbine to the compressor; a fan located upstream of the engine core; a fan shaft; a gearbox that receives an input from the core shaft and outputs drive to the fan via the fan shaft; a heat exchange system having at least one fuel-oil heat exchanger arranged to transfer heat to the fuel; and a fuel pump arranged to deliver the fuel to the combustor, wherein the fuel pump is located downstream of the at least one fuel-oil heat exchanger. The method includes operating the gas turbine engine using a fuel having a lubricity of between 0.71 mm and 0.90 mm wear scar diameter (WSD) at 25° C.Type: GrantFiled: June 20, 2023Date of Patent: September 24, 2024Assignee: ROLLS-ROYCE plcInventors: Craig W Bemment, Alastair G Hobday, Benjamin J Keeler, Andrea Minelli, Andrew T Smith, Martin K Yates
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Patent number: 12098678Abstract: A fuel delivery system for a combustor of a gas turbine engine including a primary fuel tank configured to store a primary fuel, a secondary fuel tank configured to store a secondary fuel, a swirler configured to produce a main flame within a combustion chamber of the combustor, and a fuel nozzle configured to produce a pilot flame within the combustion chamber of the combustor. The fuel nozzle includes a nozzle outlet that is located proximate to an end of the swirler or at the end of the swirler, the end of the swirler being located at an inlet of the combustor. The fuel delivery system also includes a primary fuel line fluidly connecting the primary fuel tank to the fuel nozzle and a secondary fuel line fluidly connecting the secondary fuel tank to the swirler.Type: GrantFiled: January 8, 2020Date of Patent: September 24, 2024Assignee: RTX CORPORATIONInventor: Timothy S. Snyder
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Patent number: 12098679Abstract: There is provided a method of operating a gas turbine engine. The gas turbine engine comprises a staged combustor comprising an arrangement of fuel spray nozzles in which fuel flow is biased to a subset of the nozzles adjacent one or more ignitors during a re-light procedure. The method comprises providing fuel to the combustor having a calorific value of at least 43.5 MJ/kg. Also disclosed is a gas turbine engine.Type: GrantFiled: June 20, 2023Date of Patent: September 24, 2024Assignee: ROLLS-ROYCE PLCInventors: Christopher P Madden, David M Beaven, Craig W Bemment, Paul W Ferra, Barani P Gunasekaran, Benjamin J Keeler, Peter Swann, Martin K Yates
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Patent number: 12098680Abstract: Spark plug assemblies and turbomachines are provided. A spark plug assembly includes a monolithic hollow cylinder extending along a longitudinal axis between a first end and a second end, the monolithic hollow cylinder including a sidewall defining an interior, a first end wall, and a second end opening. The first end wall defines a first end opening at the first end. The second end opening is defined at the second end. The spark plug assembly further includes an igniter assembly extending along the longitudinal axis into the interior through the first end opening and from the interior through the second end opening. The spark plug assembly further includes a piston surrounding the igniter, the piston disposed within the interior and extending from the interior along the longitudinal axis through the second end opening.Type: GrantFiled: November 25, 2019Date of Patent: September 24, 2024Assignee: GE Infrastructure Technology LLCInventor: Elias Marquez
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Patent number: 12098681Abstract: A fan section includes a fan with fan blades. The fan section drives air along a bypass flow path in a bypass duct. A gear reduction is in driving engagement with the fan and has a gear reduction ratio of greater than 3.0 and less than 4.0. A low spool includes a low pressure turbine that drives a low pressure compressor and drives the gear reduction to drive the fan at a speed slower than the low pressure turbine. The low pressure compressor is a four-stage low pressure compressor. The low pressure turbine is a three-stage low pressure turbine. A high spool including a high pressure turbine that drives a high pressure compressor. The high pressure compressor is a nine-stage high pressure compressor. The high pressure turbine is a two-stage high pressure turbine. An exhaust gas exit temperature of greater than 900 degrees Fahrenheit and less than 1000 degrees Fahrenheit at maximum take-off.Type: GrantFiled: May 26, 2023Date of Patent: September 24, 2024Assignee: RTX CorporationInventors: Stephen G. Pixton, Matthew R. Feulner, Marc J. Muldoon, Xinwen Xiao
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Patent number: 12098682Abstract: An example aircraft engine includes a fan and a gas turbine engine to drive the fan. The gas turbine engine has a low-pressure drive shaft operatively coupling a low-pressure turbine and a low-pressure compressor and a high-pressure drive shaft operatively coupling a high-pressure turbine and a high-pressure compressor. The aircraft engine includes a power transfer system including a differential having an input shaft, a first output shaft in gear with the low-pressure drive shaft, and a second output shaft in gear with the high-pressure drive shaft, and a gearbox between the low-pressure drive shaft of the gas turbine engine and the first output shaft of the differential. The gearbox is configured to provide power transfer through the differential from the low-pressure drive shaft to the high-pressure drive shaft.Type: GrantFiled: January 8, 2024Date of Patent: September 24, 2024Assignee: The Boeing CompanyInventor: Joseph M. Dirusso
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Patent number: 12098683Abstract: A dispatch advisor for operating a power plant having at least one gas turbine with flexibility is described. The dispatch advisor can generate a representation of a flexible base load map for operating the power plant. The representation can include an aggregation of a primary base load operating space and an expanded portion of the base load operating space. The representation offers a range of operating values for operational parameters of the power plant during base load at various base load settings at predetermined ambient conditions and corresponding power output and efficiency values that are attained while operating the power plant at the range of operating values. This offers an operator of the power plant with flexibility in controlling the plant during base load.Type: GrantFiled: July 18, 2023Date of Patent: September 24, 2024Assignee: GE INFRASTRUCTURE TECHNOLOGY LLCInventors: Ilya Alexandrovich Slobodyanskiy, David Leach, Berardino Pezzella
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Patent number: 12098684Abstract: A aircraft gas turbine engine and operation method, the engine including: a staged combustion system having pilot and main fuel injectors, and operates in a pilot-only range wherein fuel delivers to pilot fuel injectors, and a pilot-and-main operation range wherein fuel is delivered to at least the main fuel injectors. The engine further includes a fuel delivery regulator to pilot and main fuel injectors, which receives fuel from a first and second source containing fuels each with different characteristics. The staged combustion system switches between pilot-only and pilot-and-main range operation when in steady cruise mode, the mode defining a boundary between first and second engine cruise operation range. The fuel delivery regulator delivers fuel to pilot fuel injectors during at least part of the first engine cruise operation with different fuel characteristics from fuel delivered to one or both pilot and main fuel injectors the second engine cruise operation range.Type: GrantFiled: January 18, 2023Date of Patent: September 24, 2024Assignee: ROLLS-ROYCE PLCInventors: Peter Swann, Christopher P Madden, Craig W Bemment
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Patent number: 12098685Abstract: A method and control device for automatically identifying knocking in an internal combustion engine, wherein, in a predefined measurement time frame, a signal of the knocking sensor is received and evaluated with respect to a criterion for detecting knocking. A basic threshold value predefined for the identification of knocking is modified by a predefined variable interference factor, which depends on a relative point in time at which an inlet valve of at least one of the cylinders closes in relation to a predefined reference point. A signal based on the sensor signal is only identified as knocking if it reaches at least the modified basic threshold value.Type: GrantFiled: September 29, 2021Date of Patent: September 24, 2024Assignee: Bayerische Motoren Werke AktiengesellschaftInventor: Rene Weiss
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Patent number: 12098686Abstract: Methods, systems and devices for evaluating incoming air to an engine, industrial controller including engine controls, valves and solenoids, for concentrations of explosive or combustible gases or vapors, and actuating process control including but not limited to shutting down an engine or other industrial process to control an outcome including the prevention of an overspeed condition when pre-set or calculated elevated gas or vapor concentrations are detected. In some embodiments industrial control including engine shutdown may be achieved conventionally via an electronic kill signal, a shutdown of the fuel injector, carburetor or fuel pump, and in emergency conditions by the shutoff of incoming air to an air intake, turbocharger, or other air delivery systems. Decisions based on explosive gas or vapor concentrations and species and the use of networking to allow additional systems to take action before explosive gases or vapors reach said other valve-sensor devices can provide additional safety.Type: GrantFiled: April 27, 2023Date of Patent: September 24, 2024Assignee: Gas Activated SystemsInventor: Michael A. Bryan
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Patent number: 12098687Abstract: An ATS includes an SCR device and is connected to an internal combustion engine so as to receive an exhaust gas flow from at least one cylinder of the internal combustion engine when fuel is injected and combusted in such cylinder; an NH3 storage is increased in such SCR device after an engine shut off command has been detected, such that an increased NH3 storage is ready for a subsequent cold start of the internal combustion engine; the increase of NH3 storage is carried out by injecting a reducing agent in the ATS and by supplying an air flow towards the SCR device; such air flow flows through the cylinder after the fuel injection has been shut off.Type: GrantFiled: October 19, 2021Date of Patent: September 24, 2024Assignee: FPT MOTORENFORSCHUNG AGInventors: Fabio Cococcetta, Dimitrios Tsinoglou
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Patent number: 12098688Abstract: A method for operating an injection valve by determining an opening or closing time of the injection valve based on a sensor signal. The method includes: providing an evaluation point time series by sampling a sensor signal of a sensor of the injection valve; using a non-linear data-based first sub-model to obtain a first output vector based on the evaluation point time series, wherein each element of the first output vector is associated with a specific time; using a linear, data-based second sub-model to obtain a second output vector based on the evaluation point time series, wherein each element of the second output vector is associated with a specific time; limiting the time determined by the first output vector depending on the second output vector in order to obtain the opening or closing time.Type: GrantFiled: September 10, 2021Date of Patent: September 24, 2024Assignee: ROBERT BOSCH GMBHInventors: Andreas Hopf, Erik Tonner, Frank Kowol, Jens-Holger Barth, Konrad Groh, Matthias Woehrle, Mona Meister, Roland Norden
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Patent number: 12098689Abstract: A throttle device includes a rotating member coupled to a throttle shaft and rotated by a drive source, and a coil spring interposed between a throttle body and the rotating member and configured to bias the throttle valve toward a default position. The coil spring has a first spring portion, a second spring portion, and an intermediate hook portion for connecting the first spring portion and the second spring portion. The rotating member includes an inner periphery supporting portion that supports an inner peripheral side of the first spring portion, an outer periphery supporting portion that supports an outer peripheral side of the first spring portion, and a blocking structure for preventing the first spring portion from being fitted to an outside of the outer periphery supporting portion when assembling the coil spring.Type: GrantFiled: August 4, 2023Date of Patent: September 24, 2024Assignee: AISAN KOGYO KABUSHIKI KAISHAInventor: Yuichi Kimura
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Patent number: 12098690Abstract: An assembly for an aircraft turbine engine, includes a fan, a speed reduction gear and an intermediate casing including an internal annular structure that houses an epicyclic gear train equipped with a planet carrier. The assembly includes a secondary retention device for the ring gear of the planet carrier, the device including: first projections that project radially inwards from the internal annular structure, each first projection having a recess that is open radially inwards, axially downwards and circumferentially in a first direction; and second projections that project radially outwards from the ring gear of the planet carrier and cooperate with the first projections in such a way that each second projection is partially accommodated in the recess of the first projection with which it is associated and downstream therefrom.Type: GrantFiled: September 1, 2021Date of Patent: September 24, 2024Assignee: SAFRAN AIRCRAFT ENGINESInventors: Thierry Georges Paul Papin, Didier Gabriel Bertrand Desombre
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Patent number: 12098691Abstract: A combustor which can be manufactured without requiring large-scale equipment and with a small number of processes and has a cooling fluid flow path sealed with high reliability. The combustor includes an inner cylinder made of metal constituting a combustion chamber, a cooling fluid flow path formed on an outer surface of the inner cylinder, and a sealing layer covering the outer surface of the inner cylinder to seal the cooling fluid flow path. The sealing layer is constituted by a bonded body of metal wires wound around the outer surface of the inner cylinder and metallurgically bonded to each other, and the sealing layer is bonded to the outer surface of the inner cylinder by metallurgical bonding.Type: GrantFiled: October 25, 2022Date of Patent: September 24, 2024Assignee: Interstellar Technologies Inc.Inventor: Hiroshi Tamemasa
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Patent number: 12098692Abstract: A straddled vehicle on which a part used for performing an inspection for a leak of gas from an evaporative emission system is mounted such that a weight balance of the straddled vehicle is maintained and mass concentrates includes a canister-integrated-leak-detection device that detects a leak of gas from an evaporative emission system. The canister-integrated-leak-detection device configured in a state where at least one of a vent valve or a suction pump is integrated with a canister is supported via a common attaching member to intersect with at least one of a virtual-left-right-center plane that includes a center in a left-right direction and is perpendicular to the left-right direction, a virtual-front-rear-center plane that includes a center in a front-rear direction and is perpendicular to the front-rear direction, or a virtual-up-down-center plane that includes a center in an up-down direction and is perpendicular to the up-down direction in the vehicle.Type: GrantFiled: May 30, 2022Date of Patent: September 24, 2024Assignee: YAMAHA HATSUDOKI KABUSHIKI KAISHAInventors: Atsuya Hidai, Hisatoshi Kinoshita, Kazuteru Iwamoto, Atsushi Hirano, Tatsuya Kasahara
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Patent number: 12098693Abstract: An air cleaner device that is positioned forward of a radiator, has a bottom surface inclined backward and upward to face the radiator side, and purifies air sent to an engine, and a discharge pipe that is disposed to extend from the bottom surface of the air cleaner device to the lower portion of the radiator and discharges dust separated by the air cleaner device are included.Type: GrantFiled: June 25, 2021Date of Patent: September 24, 2024Assignee: KUBOTA CORPORATIONInventor: Tatsunori Konishi
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Patent number: 12098694Abstract: An apparatus and methods are provided for a throttle body spacer that improves the performance of an internal combustion engine. The throttle body spacer comprises a body that includes an airflow opening for conducting airflow from a throttle body into an intake manifold. A spiral is disposed along a sidewall of the airflow opening and configured for swirling the airflow. The spiral comprises a helical shape disposed around a circumference of the sidewall and extends from an initial bore near a first contact surface of the body to a second contact surface. The helical shape includes a diameter that increases as the spiral extends toward the second contact surface, giving the body a sidewall taper angle that contributes to an increase in power output of the engine. A sawtooth cross-sectional shape of the spiral causes the airflow to swirl so as to improve atomization of an air-fuel mixture entering engine.Type: GrantFiled: February 6, 2023Date of Patent: September 24, 2024Assignee: K&N Engineering, Inc.Inventor: Steve Williams
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Patent number: 12098695Abstract: An example system includes a common electric starter controller configured to control electric starters of a plurality of gas-turbine engines that are configured to propel an aircraft, wherein the common electric starter comprises: a driver configured to generate, using electrical energy sourced from a battery of the aircraft, power signals that control the electric starters; and a plurality of bus bars configured to directly connect the common electric starter controller to the battery and transport the electrical energy from the battery to the common electric starter controller.Type: GrantFiled: July 28, 2023Date of Patent: September 24, 2024Assignee: Rolls-Royce CorporationInventors: Peter Schenk, Erik A. Munevar
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Patent number: 12098696Abstract: A system with a first turbine rotating in a first direction and a second turbine rotating in a second direction, wherein there is negative clearance associated with blades of the first turbine and the blades of the second turbine.Type: GrantFiled: June 7, 2023Date of Patent: September 24, 2024Inventor: Bogdan Tudor Bucheru
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Patent number: 12098697Abstract: A shrouded fluid turbine comprises annular airfoils (called shrouds) that are coaxial with and surround a rotor of a fluid turbine. A Mixer Ejector Wind Turbine consists of a turbine shroud that is engaged with a rotor. The rotor is rotationally engaged with a nacelle that houses electrical-generation equipment. The turbine shroud is engaged with support members that are engaged with an ejector shroud. At least one inflated annular tube is surrounded by an annular array of support members, which in turn is covered by a membrane, forming the annular airfoils that make up the turbine shroud and ejector shroud.Type: GrantFiled: February 13, 2024Date of Patent: September 24, 2024Inventors: Vincent Loccisano, William Scott Keeley
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Patent number: 12098698Abstract: A method for installing an add-on device onto a blade of a wind turbine includes configuring a plurality of tag lines to a wrap, the tag lines having a length to extend to a ground location when the add-on device is positioned on the blade. With the rotor, positioning the blade to a first rotated position. The add-on device is located at a desired span-wise location on the blade such that the wrap forms an open-sleeve configuration draped around the leading edge of the blade and span-wise sides of the wrap extend along pressure and suction sides of the blade adjacent a trailing edge of the blade. With the tag lines, the wrap is tensioned against the blade. Attachment devices configured with the wrap are affixed to the trailing edge of the blade.Type: GrantFiled: July 18, 2022Date of Patent: September 24, 2024Assignee: GE Infrastructure Technology LLCInventor: Darren John Danielsen
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Patent number: 12098699Abstract: A turbine blade for a wind turbine, the turbine blade has a blowing and suction provision in form of a plurality of arrays of blowing and suction holes defined on a curved suction surface of the turbine blade. An apparatus for turbine blade testing includes the turbine blade. The apparatus also includes a wind tunnel, a blowing source, and a suction source. The wind tunnel includes a wind channel having first and second end plates for mounting the turbine blade. A method of testing air flow in a turbine blade involves changing holes used for blowing and suction and determining a momentum coefficient for those various holes; and varying angle of attack with measurement of lift/drag ratio.Type: GrantFiled: January 11, 2023Date of Patent: September 24, 2024Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: Shafiqur Rehman, Luai M. Alhems, Md. Mahbub Alam, Longjun Wang
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Patent number: 12098700Abstract: Embodiments according to the invention describe a method for monitoring the state of the powertrain or tower of a wind turbine (10), said method having the steps of: detecting data of a state monitoring system which is provided for a structure of the wind turbine (10), said structure being mechanically coupled to the powertrain or tower; processing the detected data of the state monitoring system which is provided for the structure of the wind turbine (10), said structure being mechanically coupled to the powertrain or tower; and determining the state of the powertrain or tower from the processed data of the state monitoring system which is provided for the structure of the wind turbine (10), said structure being mechanically coupled to the powertrain or tower.Type: GrantFiled: February 15, 2021Date of Patent: September 24, 2024Assignee: VC VIII POLYTECH HOLDING APSInventor: Florian Rieger
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Patent number: 12098701Abstract: An example wind turbine is provided that includes a shaft assembly, strut mounts coupled to the shaft assembly, airfoils directly or indirectly coupled to the strut mounts, and a generator assembly connected to the shaft assembly. The shaft assembly defines a central longitudinal axis of the wind turbine. The airfoils are capable of being positioned in a fully extended orientation and a fully retracted orientation. Rotation of the airfoils results in rotation of at least a portion of the shaft assembly to generate electrical current with the generator assembly.Type: GrantFiled: November 17, 2022Date of Patent: September 24, 2024Inventor: Erik K. Carlsen
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Patent number: 12098702Abstract: A wind guide may include a top portion, a plurality of vanes coupled to an underside of the top portion, the vanes extending radially outward from a center of the top portion and extending along the underside of the top portion, and a bottom portion coupled to the plurality of vanes, opposite the top portion, to form a plurality of air channels each having a cross section that decreases towards the center of the top portion, the bottom portion comprising a circular plurality of exits disposed near a center of the bottom portion to allow air to exit the wind guide.Type: GrantFiled: September 30, 2021Date of Patent: September 24, 2024Assignee: HalciumInventor: Nicholas Hodges
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Patent number: 12098703Abstract: A rotor assembly comprises a rotor having a plurality of blades and an axis about which the rotor rotates, each blade being spaced from the axis of the rotor such that there is a gap between the axis and an inner edge of each blade through which fluid can flow, and inner and outer edges of each blade lying in and defining a blade plane and each blade being offset from the axis of the rotor such that the axis does not lie in the blade plane; a casing partially surrounding the rotor, the casing having a first opening to permit a fluid flow into or out of the casing in a direction generally perpendicular to the rotor axis; and a second opening at an axial end of the casing to permit a fluid flow into or out of the casing in a direction generally parallel to the rotor axis.Type: GrantFiled: January 22, 2021Date of Patent: September 24, 2024Assignee: Max Nicholas Renewables LimitedInventor: Robert Norfolk
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Patent number: 12098704Abstract: A method for mitigating loads acting on a rotor blade of a wind turbine includes determining, via a state estimator of a controller, a blade state estimation of the rotor blade. The method also includes reconstructing, via the controller, one or more loading signals of the rotor blade from the blade state estimation using modal analysis such that the loading signal(s) include a lead time. Further, the method includes comparing the loading signal(s) of the rotor blade to a loading threshold. Moreover, the method includes implementing a control action based on the comparison such that the lead time provided by the loading signal(s) allows the control action to take effect before a damaging load occurs on the rotor blade.Type: GrantFiled: October 15, 2020Date of Patent: September 24, 2024Assignee: GE Infrastructure Technology LLCInventors: Ameet Shridhar Deshpande, Shuang Gu, Pranav Agarwal, Prashanth Kumar Reddy Vaddi, Bernard Landa, Arne Koerber
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Patent number: 12098705Abstract: A method for operating a first wind power installation comprising a rotor having a rotor blade that is adjustable with a pitch angle, which generates an electrical power and in the wake of which a second wind power installation is located in at least one wake wind direction, comprising the step of: operating the first wind power installation in a substantially wake-free normal mode with a first pitch characteristic, and operating the first wind power installation in a wake-loaded wake mode with a second pitch characteristic, wherein the first pitch characteristic represents a first profile of the pitch angle and the second pitch characteristic represents a second profile of the pitch angle as a function of the electrical power, wherein the pitch angle of the second pitch characteristic is greater than the pitch angle of the first pitch characteristic for at least one range of the electrical power.Type: GrantFiled: June 15, 2021Date of Patent: September 24, 2024Assignee: Wobben Properties GmbHInventors: Stefanie Bott, Arjun Brück
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Patent number: 12098706Abstract: A hydraulic pitch drive system for controlling a blade pitch angle of a wind turbine rotor has a hydraulic cylinder, for actuating blade pitch rotation, with a piston-side and rod-side. A first hydraulic proportional valve controls hydraulic fluid flow from a pressure port to the cylinder in response to a primary control signal. In an cylinder extending mode, the pressure port via the first hydraulic proportional valve is connected to the piston-side. The rod-side is connected to the pressure port via a non-return valve. A first control module provides the primary control signal in response to a pitch angle positioning request. A second hydraulic proportional valve controls hydraulic fluid flow from the rod-side to tank port independent of the first hydraulic valve, in response to a secondary control signal. A second control module provides the secondary control signal for controlling the second proportional valve in a hydraulic cylinder extending mode.Type: GrantFiled: May 7, 2021Date of Patent: September 24, 2024Assignee: HAWE ENERGY SOLUTIONS A/SInventor: Jesper Berg Hansen
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Patent number: 12098707Abstract: A feedforward control method includes: acquiring, by means of a remote sensing measurement apparatus, inflowing wind information of a plurality of spatial point positions in front of a wind turbine, wherein the plurality of spatial points are distributed in a plurality of different cross sections, and the distances between the plurality of different cross sections and the wind turbine are different; combining the acquired inflowing wind information into a target wind velocity; predicting, on the basis of the combined target wind velocity, incoming flow arrival time required for inflowing wind at a target point to arrive at an impeller plane; and performing feedforward control on the wind turbine according to the predicted incoming flow arrival time.Type: GrantFiled: December 24, 2019Date of Patent: September 24, 2024Assignee: BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT CO., LTD.Inventors: Fengjiao Bian, Lei Liu, Mingyuan Jiang, Shigang Yao