Patents by Inventor Xinyu GE
Xinyu GE has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20250137222Abstract: An excavating machine can conduct an excavation cycle that can be distinguished in a plurality of work cycle segments. To maneuver an excavation tool with respect the work surface during the excavation cycle, the excavation machine includes an excavation linkage powered by a primary electrical power source. The excavation machine can be operatively associated with a battery management system that can identify a high load condition associated with the excavation cycle and can responsively connect an auxiliary electrical power source to the hydraulic system to delivery supplemental power during the high load condition.Type: ApplicationFiled: October 30, 2023Publication date: May 1, 2025Applicant: Caterpillar Inc.Inventors: Mo Wei, Xinyu Ge, Jia J. Li
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Patent number: 11698047Abstract: A method for cleaning an exhaust gas recirculation (EGR) valve includes scheduling a cleaning for the EGR valve, and receiving a signal indicative of a temperature of exhaust gas produced with an internal combustion engine. The method may also include generating a command to actuate an intake throttle valve to a restrictive position to increase the temperature of the exhaust gas for cleaning the EGR valve, and generating a signal to repeatedly actuate the EGR valve.Type: GrantFiled: June 16, 2021Date of Patent: July 11, 2023Assignee: Caterpillar Inc.Inventors: Xinyu Ge, Brian P. Brennan, James H. Mutti, Jr.
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Publication number: 20220403804Abstract: A method for cleaning an exhaust gas recirculation (EGR) valve includes scheduling a cleaning for the EGR valve, and receiving a signal indicative of a temperature of exhaust gas produced with an internal combustion engine. The method may also include generating a command to actuate an intake throttle valve to a restrictive position to increase the temperature of the exhaust gas for cleaning the EGR valve, and generating a signal to repeatedly actuate the EGR valve.Type: ApplicationFiled: June 16, 2021Publication date: December 22, 2022Applicant: Caterpillar Inc.Inventors: Xinyu GE, Brian P. BRENNAN, James H. MUTTI, JR.
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Patent number: 10630530Abstract: Embodiments of the present application provide a cache method, the cache method includes: receiving, from the cache core server, information about a Transmission Control Protocol (TCP) flow; determining, according to the information, whether the cache edge server stores content corresponding to the information; sending a migrate-out request to the cache core server based on that the cache edge server stores the content corresponding to the information; receiving a migrate-out response from the cache core server upon the sending of the migrate-out request; performing a TCP connection to user equipment according to the migrate-out response; and reading content corresponding to the connection from storage of the cache edge server according to a byte quantity, sent by the cache core server, of the content, and sending the content to the user equipment.Type: GrantFiled: June 25, 2017Date of Patent: April 21, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Zanfeng Yang, Tao Song, Xinyu Ge, Pinhua Zhao, Jianzhong Yu, Bo Zhou, Wentao Wang
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Patent number: 10519627Abstract: Operating a tractor with a front ground-engaging implement and a back ground-engaging implement includes calculating an error between a real-time pull-slip ratio and a target pull-slip ratio, and engaging the back ground-engaging implement with material of an underlying substrate to reduce the error. Related hardware and control logic are also disclosed.Type: GrantFiled: February 8, 2017Date of Patent: December 31, 2019Assignee: Caterpillar Inc.Inventor: Xinyu Ge
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Patent number: 10385769Abstract: A fuel reformer cooler for cooling a hydrogen-containing effluent released from a fuel reformer is disclosed. The fuel reformer cooler may comprise a heat transfer wall separating an effluent conduit from a coolant conduit and permitting heat transfer from the effluent in the effluent conduit to a coolant in the coolant conduit therethrough. The heat transfer wall may be formed from a base that includes a first surface facing the coolant conduit and a second surface facing the effluent conduit. The cooler may further comprise an anti-hydrogen embrittlement layer applied to the second surface of the base to shield the base from exposure to the effluent, and a plurality of symmetrical fins each extending through the anti-hydrogen embrittlement layer and contacting the second surface of the base. The plurality of symmetrical fins may project into the effluent conduit.Type: GrantFiled: August 30, 2016Date of Patent: August 20, 2019Assignee: Caterpillar Inc.Inventors: Xinqiang Xu, Liang Wang, Xinyu Ge
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Patent number: 10247085Abstract: A hybrid thermostat valve for a machine includes an inlet port, a first outlet port and a second outlet port. A sealing member located between the inlet port and the first outlet port includes holes providing a first channel of fluid communication between the inlet port and the first outlet port. A valve element located between the inlet port and the first outlet port selectively allows fluid communication between the inlet port and the first outlet port through the first channel. A bypass valve element located between the inlet port and the second outlet port selectively allows fluid communication between the inlet port and the second outlet port. Further, an actuator selectively controls position of the sealing member to provide a second channel of fluid communication between the inlet port and the first outlet port based on a current work cycle segment being performed by the machine.Type: GrantFiled: December 13, 2016Date of Patent: April 2, 2019Assignee: Caterpillar Inc.Inventor: Xinyu Ge
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Patent number: 10233824Abstract: An ignition system for an internal combustion engine includes a prechamber ignition device, a fuel admission valve for the prechamber ignition device, and a combustion consistency control mechanism configured to receive data indicative of at least one of a magnitude of a peak pressure in a combustion prechamber of the prechamber ignition device or a timing of the peak pressure in the combustion prechamber. The combustion consistency control mechanism calculates an error based on the data, and outputs a valve opening command to a fuel valve to produce a shot of combustion-initiating gases from the prechamber device, the valve opening command being based on the error.Type: GrantFiled: May 26, 2017Date of Patent: March 19, 2019Assignee: Caterpillar Inc.Inventor: Xinyu Ge
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Publication number: 20180340464Abstract: An ignition system for an internal combustion engine includes a prechamber ignition device, a fuel admission valve for the prechamber ignition device, and a combustion consistency control mechanism configured to receive data indicative of at least one of a magnitude of a peak pressure in a combustion prechamber of the prechamber ignition device or a timing of the peak pressure in the combustion prechamber. The combustion consistency control mechanism calculates an error based on the data, and outputs a valve opening command to a fuel valve to produce a shot of combustion-initiating gases from the prechamber device, the valve opening command being based on the error.Type: ApplicationFiled: May 26, 2017Publication date: November 29, 2018Applicant: Caterpillar Inc.Inventor: Xinyu Ge
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Patent number: 10139375Abstract: A method for monitoring quality of a hydraulic fluid in an electro-hydraulic (EH) valve is disclosed. The method includes applying predetermined signal to a solenoid coil, surrounding a pusher pin in EH valve, to facilitate oscillation of a pusher pin in EH valve to change static friction between the pusher pin and a cavity of EH valve, to dynamic friction. EH valve includes a housing defining the cavity having an end wall. Cavity slidably receiving the pusher pin having a first end and a second end. The hydraulic fluid is received between the first end of the pusher pin and the end wall. The oscillation of the pusher pin generates an acoustic wave that propagates through the hydraulic fluid. The method further includes determining the quality of the hydraulic fluid based on one or more characteristics of the acoustic wave detected by an acoustic sensor positioned on the end wall.Type: GrantFiled: September 1, 2016Date of Patent: November 27, 2018Assignee: Caterpillar Inc.Inventors: Xinyu Ge, Hua Gu
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Patent number: 10053064Abstract: A braking system for controlling braking of a machine is disclosed. The braking system includes a first set of sensors to detect a first set of information indicative of operational characteristics of an engine and a transmission system. The braking system includes a second set of sensors to detect a second set of information indicative of a load of the machine and a profile of a work surface. The braking system includes a receiving unit to receive a third set of information indicative of a predefined route of the machine. The braking system includes a controller configured to control an actuator for opening and closing of an exhaust port for engine braking, and to control a valve for achieving a predetermined gear-ratio during the engine braking, based on the first set of information, the second set of information, and the third set of information.Type: GrantFiled: August 15, 2016Date of Patent: August 21, 2018Assignee: Caterpillar Inc.Inventors: Xinyu Ge, Hua Gu
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Patent number: 10054039Abstract: A system having an engine is provided. The system includes a high pressure (HP) turbocharger and a low pressure (LP) turbocharger connected in series with each other. The system also includes a first valve assembly configured to selectively bypass at least a portion of the exhaust from the engine to the LP turbocharger. The system also includes a storage tank configured to store a pressurized fluid and configured to be in fluid communication with the HP turbocharger and the LP turbocharger. The system further includes a second valve assembly in fluid communication with the storage tank, the HP turbocharger and the LP turbocharger. The system also includes a controller operatively coupled to the first valve assembly and the second valve assembly. The controller is configured to selectively operate the first valve assembly and the second valve assembly based on a change in a load requirement on the engine.Type: GrantFiled: April 29, 2016Date of Patent: August 21, 2018Assignee: Caterpillar Inc.Inventors: Xinyu Ge, Yongli Qi
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Publication number: 20180223501Abstract: Operating a tractor with a front ground-engaging implement and a back ground-engaging implement includes calculating an error between a real-time pull-slip ratio and a target pull-slip ratio, and engaging the back ground-engaging implement with material of an underlying substrate to reduce the error. Related hardware and control logic are also disclosed.Type: ApplicationFiled: February 8, 2017Publication date: August 9, 2018Applicant: Caterpillar Inc.Inventor: Xinyu Ge
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Patent number: 10040476Abstract: A control system for a steering a work machine is disclosed. The control system may include a steering input device configured to steer a lead machine module and an articulation module disposed between the lead machine module and a trailing machine module. The control system may further include a first articulation cylinder and a second articulation cylinder configured to actuate between a first and second cylinder first position and a first and second cylinder second position. Furthermore, an electronic controller in communication with the first and second articulation cylinders and programmed to transmit a control signal such that the first actuation cylinder actuates between the first actuation cylinder first position and the first actuation cylinder second position and the second actuation cylinder actuates between the second actuation cylinder first position and the second actuation cylinder second position.Type: GrantFiled: November 2, 2016Date of Patent: August 7, 2018Assignee: Caterpillar Inc.Inventor: Xinyu Ge
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Patent number: 10036137Abstract: A hauling machine is disclosed. The hauling machine may include a dump body and an inertial measurement unit (IMU) disposed proximate to the dump body. The IMU may be configured to measure an impact of a payload material on the dump body during a first load cycle, and generate impact data based on the impact of the payload material. The hauling machine may also include a controller in operative communication with the IMU. The controller may be configured to: receive the impact data from the IMU, estimate a center of gravity, a net load, and an amplitude of the impact of the payload material based on the impact data, and determine a desired dumping point of the payload material into the dump body for a second load cycle based on the center of gravity, the net load, and the amplitude of the impact.Type: GrantFiled: July 15, 2016Date of Patent: July 31, 2018Assignee: Caterpillar Inc.Inventors: Xinyu Ge, Jia Li, Hao Wu
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Patent number: 10036460Abstract: A powertrain system for a machine includes a hydraulic variator assembly coupled with a mechanical transmission, and a speed balancing system including a hydraulic accumulator, and being configured to limit a speed balancing error between first and second variators in the variator assembly by commanding adjustment of a valve mechanism to fluidly connect a hydraulic accumulator with one of the variators to increase a fluid flow rate therethrough. The hydraulic accumulator can be charged by way of an implement system in a machine driven by way of the powertrain system.Type: GrantFiled: December 12, 2016Date of Patent: July 31, 2018Assignee: Caterpillar Inc.Inventor: Xinyu Ge
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Publication number: 20180163838Abstract: A powertrain system for a machine includes a hydraulic variator assembly coupled with a mechanical transmission, and a speed balancing system including a hydraulic accumulator, and being configured to limit a speed balancing error between first and second variators in the variator assembly by commanding adjustment of a valve mechanism to fluidly connect a hydraulic accumulator with one of the variators to increase a fluid flow rate therethrough. The hydraulic accumulator can be charged by way of an implement system in a machine driven by way of the powertrain system.Type: ApplicationFiled: December 12, 2016Publication date: June 14, 2018Applicant: Caterpillar Inc.Inventor: Xinyu Ge
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Publication number: 20180163609Abstract: A hybrid thermostat valve for a machine includes an inlet port, a first outlet port and a second outlet port. A sealing member located between the inlet port and the first outlet port includes holes providing a first channel of fluid communication between the inlet port and the first outlet port. A valve element located between the inlet port and the first outlet port selectively allows fluid communication between the inlet port and the first outlet port through the first channel. A bypass valve element located between the inlet port and the second outlet port selectively allows fluid communication between the inlet port and the second outlet port. Further, an actuator selectively controls position of the sealing member to provide a second channel of fluid communication between the inlet port and the first outlet port based on a current work cycle segment being performed by the machine.Type: ApplicationFiled: December 13, 2016Publication date: June 14, 2018Applicant: Caterpillar Inc.Inventor: Xinyu Ge
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Patent number: 9970400Abstract: A pre-chamber fuel admission valve includes a fuel inlet, a fuel outlet, an actuated valve, and a check valve. The fuel inlet receives a supply of a fuel. The fuel outlet delivers the fuel to a pre-chamber. The actuated valve is between and in fluid communication with the fuel inlet and the fuel outlet. The actuated valve controls a flow of the fuel from the fuel inlet to the fuel outlet. The check valve is biased in a closed position and between and in fluid communication with the actuated valve and the fuel outlet. The check valve is configured to open and allow the fuel to exit the fuel outlet in response to a fuel pressure exceeding a pre-chamber pressure plus a bias pressure, and the check valve is configured to close in response to the pre-chamber pressure plus the bias pressure exceeding the fuel pressure.Type: GrantFiled: September 15, 2015Date of Patent: May 15, 2018Assignee: Caterpillar Inc.Inventor: Xinyu Ge
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Publication number: 20180118256Abstract: A control system for a steering a work machine is disclosed. The control system may include a steering input device configured to steer a lead machine module and an articulation module disposed between the lead machine module and a trailing machine module. The control system may further include a first articulation cylinder and a second articulation cylinder configured to actuate between a first and second cylinder first position and a first and second cylinder second position. Furthermore, an electronic controller in communication with the first and second articulation cylinders and programmed to transmit a control signal such that the first actuation cylinder actuates between the first actuation cylinder first position and the first actuation cylinder second position and the second actuation cylinder actuates between the second actuation cylinder first position and the second actuation cylinder second position.Type: ApplicationFiled: November 2, 2016Publication date: May 3, 2018Applicant: Caterpillar Inc.Inventor: Xinyu Ge