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公开(公告)号：US10166973B2
公开(公告)日：2019-01-01
申请号：US15230992
申请日：2016-08-08
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
IPC: B60L9/00 , B60W20/30 , B60W10/02 , B60W10/06 , B60W10/08 , B60W10/113 , B60W10/11 , B60W30/19 , F16H3/00 , B60K6/547 , B60W20/40 , B60W20/20 , B60W50/00 , B60K6/48
Abstract: The present disclosure discloses a shifting control method for a hybrid vehicle. The shifting control method includes: detecting operating parameters of the hybrid vehicle, where the operating parameters of the hybrid vehicle includes vehicle speed, vehicle acceleration as reflected from an accelerator-pedal signal and a current gear of the hybrid vehicle; determining a work mode of the hybrid vehicle; performing speed adjustment and shifting control to the first motor-generator according to a work mode and the operating parameters of the hybrid vehicle to implement shifting control of the hybrid vehicle, where the work mode includes an electric-vehicle mode and a hybrid-electric-vehicle mode. The method considers performing speed adjustment and shifting control under various working conditions. This improves smoothness and comfort of the vehicle and enlarges the use scope. The present disclosure further discloses a power transmission system of a hybrid vehicle and a hybrid vehicle.
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公开(公告)号：US10166853B2
公开(公告)日：2019-01-01
申请号：US14755540
申请日：2015-06-30
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
IPC: B60K6/36 , B60K6/38 , F16H3/00 , F16H3/085 , B60K6/448 , B60K6/48 , B60K6/52 , B60K6/547 , F16H3/08 , F16H3/093 , B60K1/02 , B60K17/356
Abstract: A transmission unit includes: input shafts, each of the input shafts being provided with a shift driving gear thereon; output shafts, each of the output shafts being provided with a shift driven gear configured to mesh with a corresponding shift driving; a motor power shaft configured to rotate together with one of the output shafts; and an output unit configured to rotate with one of the output shafts at different speeds and configured to selectively engage with one of the output shafts so as to rotate together with one of the output shafts. A power transmission system including the transmission unit and a vehicle including the power transmission system are also provided.
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公开(公告)号：US10065640B2
公开(公告)日：2018-09-04
申请号：US15215335
申请日：2016-07-20
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
IPC: B60W10/06 , B60W10/08 , B60W10/26 , B60W30/14 , B60K6/387 , B60K6/442 , B60K6/445 , B60W50/02 , B60W10/113 , B60W20/10 , B60W20/11 , B60W50/029
Abstract: The present disclosure discloses a cruise control method for a vehicle. The vehicle includes an engine unit, a transmission unit, a first motor generator, an output unit, a power switching device, a second motor generator, and a power battery. The cruise control method includes the following steps: when a signal for a vehicle to enter cruise control is detected, determining whether the vehicle meets a preset cruise control condition; and if the vehicle meets the preset cruise control condition, controlling the vehicle according to a current operating mode of the vehicle to enter a corresponding cruise mode, where when the current operating mode of the vehicle is an EV mode, the vehicle is controlled to enter an EV cruise mode, and when the current operating mode of the vehicle is an HEV mode, the vehicle is controlled to enter an HEV cruise mode. The present disclosure further discloses a vehicle.
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公开(公告)号：US10000199B2
公开(公告)日：2018-06-19
申请号：US15078951
申请日：2016-03-23
Applicant: BYD COMPANY LIMITED
Inventor： Yubo Lian , Dongsheng Yang , Jintao Zhang , Hongbin Luo
CPC classification number: B60W20/13 , B60W10/02 , B60W10/06 , B60W10/08 , B60W20/10 , B60W20/40 , B60W50/0097 , B60W2510/10 , B60W2510/1005 , B60W2510/244 , B60W2520/10 , B60W2540/103 , B60W2540/30 , B60W2550/142 , B60W2550/20 , F02N11/00 , F02N2200/061 , F02N2200/0801 , F02N2200/0802 , F02N2200/101 , F02N2200/124 , Y02T10/48 , Y02T10/6291 , Y02T10/7258
Abstract: The present disclosure provides a drive control method, a drive control device of a hybrid electric vehicle and a hybrid electric vehicle. The drive control method includes: obtaining a current gear position of the hybrid electric vehicle, a current electric charge level of a power battery and a slope of a road on which the hybrid electric vehicle is driving; obtaining a current speed of the hybrid electric vehicle if the current gear position of the hybrid vehicle, the current electric charge level of the power battery, and the slope of the road on which the hybrid electric vehicle is driving meet a preset requirement; and causing the hybrid electric vehicle to enter a small load stop mode if the current speed is greater than or equal to a first speed threshold, and less than a second speed threshold.
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公开(公告)号：US09919699B2
公开(公告)日：2018-03-20
申请号：US14527410
申请日：2014-10-29
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
IPC: B60W20/00 , B60W20/20 , B60K6/387 , B60K6/442 , B60K6/52 , B60W10/02 , B60W10/08 , B60W10/113 , B60W20/40 , B60K7/00 , B60K17/356 , F16H37/06
CPC classification number: B60W20/20 , B60K6/387 , B60K6/442 , B60K6/52 , B60K7/0007 , B60K17/356 , B60W10/02 , B60W10/06 , B60W10/08 , B60W10/113 , B60W20/14 , B60W20/40 , B60W30/18127 , B60W30/18172 , B60W2510/081 , B60W2510/244 , B60W2520/10 , B60W2540/10 , B60W2710/081 , F16H37/065 , Y02T10/6234 , Y02T10/6265 , Y10S903/93 , Y10T74/19014 , Y10T477/328
Abstract: A method for controlling a synchronizer of a vehicle is provided. The vehicle comprises an engine unit, a transmission unit configured to selectively couple with the engine unit and to couple with at least one of a plurality of wheels of the vehicle, a synchronizer configured to adjust a power transmission between the transmission unit and the wheels. The method comprises acquiring an operation mode and operation parameters of the vehicle and controlling the synchronizer to adjust the power transmission between the transmission unit and the wheels based on the operation parameters. A vehicle including a controller configured to control the synchronizer according to the method is also provided. The vehicle further includes a first motor generator configured to adjust a rotating speed of the synchronizer according to a speed of the vehicle, and a second motor generator configured to drive at least one of wheels of the vehicle.
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Patent Agency Ranking
公开(公告)号：US09855943B2
公开(公告)日：2018-01-02
申请号：US15078942
申请日：2016-03-23
Applicant: BYD COMPANY LIMITED
Inventor： Yubo Lian , Dongsheng Yang , Jintao Zhang , Hongbin Luo
CPC classification number: B60W20/13 , B60K6/48 , B60W10/02 , B60W10/06 , B60W10/08 , B60W20/10 , B60W20/40 , B60W50/0097 , B60W2510/10 , B60W2510/1005 , B60W2510/244 , B60W2520/10 , B60W2540/103 , B60W2540/30 , B60W2550/142 , B60W2550/20 , F02N11/00 , F02N11/0818 , F02N11/0866 , F02N2011/0888 , F02N2200/061 , F02N2200/0801 , F02N2200/0802 , F02N2200/101 , F02N2200/124 , F02N2300/302 , Y10S903/903
Abstract: The present disclosure provides a hybrid electric vehicle, a drive control method and a drive control device of a hybrid electric vehicle. The drive control method includes: obtaining a current gear position and a current operating mode of the hybrid electric vehicle, a current electric charge level of a power battery and a slope of a road on which the hybrid electric vehicle is driving; determining whether the hybrid electric vehicle is within a taxiing start-stop interval according to the current gear position of the hybrid electric vehicle, the current electric charge level of the power battery, and the slope of the road; if the hybrid electric vehicle is within the taxiing start-stop interval, obtaining a current speed of the hybrid electric vehicle; and causing the hybrid electric vehicle to enter a small load stop mode or a small load stall mode according to the current speed.
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公开(公告)号：US09849771B2
公开(公告)日：2017-12-26
申请号：US14755775
申请日：2015-06-30
Applicant: BYD COMPANY LIMITED
Inventor： Jintao Zhang , Yu Hua , Lingdao Chai , Jinhui Mu , Jing Liu
IPC: B60K6/36 , B60K6/38 , B60K6/40 , B60K6/448 , B60K6/52 , B60K6/547 , F16H3/00 , F16H3/085 , F16H37/08 , B60K6/365 , B60K6/48 , F16H3/08 , F16H3/093 , B60K1/02 , B60K17/356
CPC classification number: B60K6/40 , B60K1/02 , B60K6/36 , B60K6/365 , B60K6/38 , B60K6/448 , B60K6/48 , B60K6/52 , B60K6/547 , B60K17/356 , B60K2006/4841 , B60Y2304/00 , B60Y2400/428 , B60Y2400/70 , B60Y2400/80 , F16H3/006 , F16H3/085 , F16H37/0806 , F16H2003/0822 , F16H2003/0931 , Y02T10/6221 , Y02T10/6243 , Y02T10/6265 , Y10S903/909 , Y10S903/911 , Y10S903/912 , Y10S903/915
Abstract: A transmission unit includes: input shafts; output shafts configured to transmit with a corresponding input shaft via gears; a reverse output gear fitted over one output shaft; a reverse synchronizer; a reverse shaft configured to rotate together with a input shaft and a reverse output gear; a motor power shaft; a first and a second motor gears fitted over the motor power shaft; the second motor gear configured to rotate together with a shift driven gear; and a motor synchronizer. A power transmission system including the transmission unit and a vehicle including the power transmission system are also provided.
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公开(公告)号：US09809215B2
公开(公告)日：2017-11-07
申请号：US15078953
申请日：2016-03-23
Applicant: BYD COMPANY LIMITED
Inventor： Yubo Lian , Dongsheng Yang , Jintao Zhang , Hongbin Luo
CPC classification number: B60W20/13 , B60W10/02 , B60W10/06 , B60W10/08 , B60W20/10 , B60W20/40 , B60W50/0097 , B60W2510/10 , B60W2510/1005 , B60W2510/244 , B60W2520/10 , B60W2540/103 , B60W2540/30 , B60W2550/142 , B60W2550/20 , F02N11/00 , F02N11/0818 , F02N11/0866 , F02N2011/0888 , F02N2200/061 , F02N2200/0801 , F02N2200/0802 , F02N2200/101 , F02N2200/124 , F02N2300/302 , Y02T10/6291
Abstract: The present disclosure provides a hybrid electric vehicle, a drive control method and a drive control device of a hybrid electric vehicle. The drive control method includes: obtaining a current gear position and a current operating mode of the hybrid electric vehicle, a current electric charge level of a power battery and a slope of a road where the hybrid electric vehicle is; determining whether the hybrid electric vehicle is within a taxiing start-stop interval according to the current gear position of the hybrid electric vehicle, the current electric charge level of the power battery, and the slope of the road; if the hybrid electric vehicle is within the taxiing start-stop interval, further obtaining a current speed of the hybrid electric vehicle; and causing the hybrid electric vehicle to enter a small load stop mode or a small load stall mode according to the current speed.
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公开(公告)号：US09568082B2
公开(公告)日：2017-02-14
申请号：US14527496
申请日：2014-10-29
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
CPC classification number: F16H37/0806 , B60K6/387 , B60K6/442 , B60K6/52 , B60K7/0007 , B60K17/356 , Y02T10/6234 , Y02T10/6265 , Y10S903/917 , Y10T74/19014
Abstract: A power transmission system for a vehicle and a vehicle including the same are provided. The power transmission system includes an engine unit configured to generate power, input shafts to receive power from the engine unit, an output shaft configured to transfer the power from the input shafts, linked gears rotatable differentially relative to the output shaft and configured to mesh with driving gears on the input shafts, an output unit fixed on the output shaft and configured to transmit the power to the front wheels of the vehicle, a synchronizer disposed on the output shaft and configured to selectively engage with the linked gears, a first motor configurable to perform either direct or indirect power transmission with at least one of the input shafts and the output shaft, and one or more second motor generators configured to drive the rear wheels of the vehicle.
Abstract translation: 提供了一种用于车辆和包括该动力传动系统的车辆的动力传递系统。 动力传递系统包括被配置为产生动力的发动机单元，用于从发动机单元接收动力的输入轴，被配置为从输入轴传递动力的输出轴，相对于输出轴可分别旋转的连接齿轮， 驱动齿轮在输入轴上，输出单元固定在输出轴上并且被配置为将动力传递到车辆的前轮;同步器，布置在输出轴上并被配置为选择性地与连接的齿轮啮合;第一马达可配置 用至少一个输入轴和输出轴进行直接或间接的动力传递，以及被配置成驱动车辆的后轮的一个或多个第二电动发电机。
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公开(公告)号：US09568066B2
公开(公告)日：2017-02-14
申请号：US14644943
申请日：2015-03-11
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
IPC: F16H3/08 , F16H3/00 , B60K6/442 , B60K6/52 , B60K6/547 , B60K7/00 , F16H3/093 , B60K17/16 , B60K17/356
CPC classification number: F16H3/006 , B60K6/442 , B60K6/52 , B60K6/547 , B60K7/0007 , B60K17/165 , B60K17/356 , B60K2007/0046 , B60K2007/0061 , F16H3/093 , F16H2003/0807 , F16H2003/0822 , F16H2003/0931 , F16H2200/0056 , Y02T10/6234 , Y02T10/6265 , Y10S903/917
Abstract: A power transmission system for a vehicle includes: an engine; a plurality of input shafts, wherein at least one of the input shafts is configured to selectively engage with the engine; a plurality of output shafts configured to mesh with a corresponding shift driving gear; a transmission gear provided on one of the output shafts; a motor power shaft; a first and a second motor gears fitted over the motor power shaft; a motor synchronizer; a reverse gear fitted over the motor power shaft; a middle idler configured to mesh with the shift driving gear provided on one of the input shafts; a reverse idler gear configured to mesh with the reverse gear and to selectively rotate together with the middle idler; and a first motor generator configured to operate correspondingly with the motor power shaft. A vehicle including the power transmission system is also provided.
Abstract translation: 一种用于车辆的动力传动系统包括：发动机; 多个输入轴，其中所述输入轴中的至少一个构造成选择性地与所述发动机接合; 多个输出轴构造成与相应的换档驱动齿轮啮合; 传动齿轮设置在所述输出轴之一上; 电机动力轴; 安装在电动机动力轴上的第一和第二电动机齿轮; 电机同步器; 安装在电机动力轴上的倒档; 中间惰轮，其构造成与设置在所述输入轴之一上的所述变速驱动齿轮啮合; 配置成与所述倒档齿轮啮合并与所述中间惰轮一起选择性地旋转的倒档惰齿轮; 以及第一电动发电机，其构造成与电动机动力轴相应地运行。 还提供了包括电力传输系统的车辆。
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