Patents by Inventor Youchuan Song
Youchuan Song 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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Patent number: 8540601Abstract: The present invention discloses a hybrid power output system for outputting the power to the wheel driving shaft, comprising an engine, a first motor, a second motor, a battery, a first clutch, a second clutch and a constant-mesh fixed ratio reduction unit, wherein the first motor and the second motor are connected electrically with the battery; the engine is connected to the first motor via the first clutch; the first motor is connected to the second motor via the second clutch; the second motor is connected to the wheel driving shaft via the constant-mesh fixed ratio reduction unit. This hybrid power output system can enhance the comfort of the vehicle, save the space and reduce the cost, moreover, it can realize multiple drive modes to improve the power efficiency and reduce the fuel consumption.Type: GrantFiled: December 6, 2007Date of Patent: September 24, 2013Assignee: BYD Co. Ltd.Inventors: Chuanfu Wang, Hongbin Luo, Wei Chen, Xiaohua Tang, Youchuan Song, Xuguang Zhou, Huanguang Chen, Jianhua Zhang, Yunhao Liao
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Patent number: 8474556Abstract: A hybrid power output system for outputting the power to the wheel driving shaft, including and engine, a first motor, a second motor, a third motor, a battery, a first clutch, a second clutch, and a third clutch, wherein the first motor and the second motor are connected electrically with the battery, and the third motor is connected electrically with the battery or another battery; the engine is connected to the first motor via the first clutch, and connected to the third motor via the third clutch; the first motor is connected to the second motor via the second clutch, and the second motor is connected to a wheel driving shaft. The hybrid power output system can reduce the response time of the vehicle, perfect power performance, save space, and reduce cost as well.Type: GrantFiled: December 21, 2007Date of Patent: July 2, 2013Assignee: BYD Co. Ltd.Inventors: Chuanfu Wang, Hongbin Luo, Xuguang Zhou, Huanguang Chen, Xiaohua Tang, Youchuan Song
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Patent number: 8307924Abstract: The present invention discloses a hybrid power output system for outputting the power to the wheel driving shaft, comprising an engine, a first motor, a second motor, a battery, a first clutch, a second clutch and a third clutch, wherein: the first motor and the second motor are connected electrically with the battery; the engine is connected to the first motor via the first clutch; the first motor is connected to a wheel driving shaft via the second clutch; the second motor is connected to the wheel driving shaft via the third clutch; the second clutch and the third clutch are arranged between the first motor and second motor. This hybrid power output system is compact in structure, can increase the power efficiency and reduce the fuel consumption, and can realize multiple drive modes.Type: GrantFiled: December 21, 2007Date of Patent: November 13, 2012Assignees: BYD Co. Ltd., Shanghai BYD Co., Ltd.Inventors: Chuanfu Wang, Hongbin Luo, Wei Chen, Jianhua Zhang, Yunhao Liao, Youchuan Song
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Patent number: 8000872Abstract: An anti-skid brake control system and its control method for vehicle has a signal collection unit and an electronic control unit. The electronic control unit includes a data receiving module, a data processing module and a data control module. The data receiving module receives the data collected by the signal collection unit. The data processing module calculates sideslip angles and slip rates for wheels. The data control module sets target slip rates based on the slip rates corresponding to the friction coefficient ? for different sideslip angles. The device emits control commands after comparing the calculated slip rate to the set target slip rate, so that the ABS control is real time.Type: GrantFiled: January 25, 2006Date of Patent: August 16, 2011Assignee: BYD Company LimitedInventor: Youchuan Song
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Publication number: 20110120788Abstract: A hybrid power output system fore outputting the power to the wheel driving shaft (8), comprising an engine (1), a first motor (2), a second motor (3), a battery (6), a first clutch (4), a second clutch (5) and a third clutch (11), wherein: the first motor (2) and second motor (3) are connected electrically with the battery (6); the engine (1) is connected to the first motor (2) via the first clutch (4); the first motor (2) is connected to a wheel driving shaft (8) via the second clutch (4); the second motor (3) is connected to the wheel driving shaft via the third clutch (11); the second clutch and the third clutch are arranged between the first motor and second motor. This hybrid power output system is compact in structure, can increase the power efficiency and reduce the fuel consumption, and can realize multiple drive modes.Type: ApplicationFiled: December 21, 2007Publication date: May 26, 2011Applicant: BYD Company LimitedInventors: Chuanfu Wang, Hongbin Luo, Wei Chen, Jianhua Zhang, Yunhao Liao, Youchuan Song
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Publication number: 20100282530Abstract: The present invention discloses a hybrid power output system for outputting the power to the wheel driving shaft, comprising an engine, a first motor, a second motor, a battery, a first clutch, a second clutch and a constant-mesh fixed ratio reduction unit, wherein the first motor and the second motor are connected electrically with the battery; the engine is connected to the first motor via the first clutch; the first motor is connected to the second motor via the second clutch; the second motor is connected to the wheel driving shaft via the constant-mesh fixed ratio reduction unit. This hybrid power output system can enhance the comfort of the vehicle, save the space and reduce the cost, moreover, it can realize multiple drive modes to improve the power efficiency and reduce the fuel consumption.Type: ApplicationFiled: December 6, 2007Publication date: November 11, 2010Applicant: BYD Company LimitedInventors: Chuanfu Wang, Hongbin Luo, Wei Chen, Xiaohua Tang, Youchuan Song, Xuguang Zhou, Huanguang Chen, Jianhua Zhang, Yunhao Liao
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Publication number: 20100181125Abstract: A hybrid power output system for outputting the power to the wheel driving shaft, comprising an engine (1), a first motor (2), a second motor (3), a third motor (12), a battery (6), a first clutch (4), a second clutch (5), and a third clutch (11), wherein the first motor (2) and the second motor (3) are connected electrically with the battery (6), and the third motor (12) is connected electrically with the battery or another battery; the engine (1) is connected to the first motor (2) via the first clutch (4), and connected to the third motor (12) via the third clutch (11); the first motor (2) is connected to the second motor (3) via the second clutch (5), and the second motor is connected to a wheel driving shaft (8). The hybrid power output system can reduce the response time of the vehicle, perfect its power performance, save the space and reduce the cost as well.Type: ApplicationFiled: December 21, 2007Publication date: July 22, 2010Applicant: BYD Co., Ltd.Inventors: Chuanfu Wang, Hongbin Luo, Xuguang Zhou, Huanguang Chen, Xiaohua Tang, Youchuan Song
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Publication number: 20080319611Abstract: An anti-skid brake control system and its control method for vehicle has a signal collection unit and an electronic control unit. The electronic control unit includes a data receiving module, a data processing module and a data control module. The data receiving module receives the data collected by the signal collection unit. The data processing module calculates sideslip angles and slip rates for wheels. The data control module sets target slip rates based on the slip rates corresponding to the friction coefficient ? for different sideslip angles. The device emits control commands after comparing the calculated slip rate to the set target slip rate, so that the ABS control is real time.Type: ApplicationFiled: January 25, 2006Publication date: December 25, 2008Applicant: BYD COMPANY LIMITEDInventor: Youchuan Song