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21.发明授权Hybrid vehicle and shifting control method and power transmission system thereof 有权混合动力车辆及变速控制方法及其动力传动系统公开(公告)号：US09421966B2
公开(公告)日：2016-08-23
申请号：US14644740
申请日：2015-03-11
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
CPC classification number: B60W10/10 , B60K6/547 , B60K2006/4808 , B60W10/06 , B60W10/08 , B60W10/113 , B60W20/20 , B60W20/30 , B60W20/40 , B60W30/19 , B60W2050/0011 , B60W2510/081 , B60W2510/10 , B60W2510/1005 , B60W2520/10 , B60W2520/105 , B60W2540/10 , B60W2540/16 , B60W2710/0644 , B60W2710/081 , B60W2710/083 , B60W2710/10 , B60W2710/1005 , B60W2720/10 , B60W2720/106 , Y02T10/626 , Y02T10/6286 , Y10S903/902
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.
Abstract translation: 本公开公开了一种混合动力车辆的变速控制方法。 变速控制方法包括：检测混合动力车辆的操作参数，其中混合动力车辆的操作参数包括车速，从加速器踏板信号反映的车辆加速度和混合动力车辆的当前档位; 确定混合动力车辆的工作模式; 根据工作模式和混合动力车辆的操作参数对第一电动发电机进行速度调节和变速控制，以实现混合动力车辆的变速控制，其中工作模式包括电动车辆模式和混合动力车辆模式， 车辆模式。 该方法考虑在各种工作条件下执行速度调节和变速控制。 这提高了车辆的平滑度和舒适性，并且扩大了使用范围。 本公开还公开了一种混合动力车辆和混合动力车辆的动力传递系统。
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公开(公告)号：US12240344B2
公开(公告)日：2025-03-04
申请号：US17629931
申请日：2020-07-30
Applicant: BYD COMPANY LIMITED
Inventor： Bingjian Huang , Hao Lv , Hongbin Luo , Guangming Yang , Xinxin Zhang
IPC: H02J7/00 , B60L53/16 , B60L53/18 , H01R13/642 , H01R13/66 , H01R13/70 , H01R24/30 , H02J7/34 , H01R107/00
Abstract: The present disclosure relates to the technical field of vehicles, and provides a cable assembly and a vehicle charging system. The cable assembly includes: a power supply plug, adapted to a discharging outlet of a discharging vehicle; a charging plug, adapted to a charging outlet of a to-be-charged vehicle; and a cable, connected between the power supply plug and the charging plug.
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公开(公告)号：US11292360B2
公开(公告)日：2022-04-05
申请号：US16642811
申请日：2018-08-31
Applicant: BYD COMPANY LIMITED
Inventor： Hongbin Luo , Chao Wang , Xiaofeng Shen , Qiuyong Zeng , Yuanhong Liu , Xiang Zhang
Abstract: A battery equalization method includes: obtaining a voltage value of a to-be-equalized cell in a battery pack; obtaining a reference voltage value required for equalization; determining a target equalization duration of the to-be-equalized cell according to a voltage value of the to-be-equalized cell, the reference voltage value, and a preset equalization duty cycle, where the equalization duty cycle is a ratio of an equalization period in a unit cycle to the unit cycle, and the unit cycle includes the equalization period and a sampling period; and controlling equalization of the to-be-equalized cell in the equalization period in the unit cycle according to the target equalization duration. According to this method, sampling is separated from equalization in a unit cycle, thereby ensuring accuracy of collected battery information, making the calculated equalization duration relatively accurate, and improving equalization effects of the battery pack.
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公开(公告)号：US10363806B2
公开(公告)日：2019-07-30
申请号：US15215316
申请日：2016-07-20
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
IPC: B60K6/50 , B60K6/387 , B60K6/48 , B60K6/36 , B60K6/44 , B60K6/445 , B60K6/547 , B60K6/52 , F16H3/00 , B60K6/442
Abstract: A power transmission system for a vehicle and a vehicle including the same are provided. The power transmission system includes: an engine unit; a plurality of input shafts, in which the engine unit is configured to selectively engage with one of the input shafts when the engine unit transmits power to the input shafts; a plurality of driving gears with one driving gear disposed on one input shaft; an output shaft configured to transfer the power from the input shafts; one or more linked gears rotatable at a different speed relative to the output shaft, in which the linked gears include a plurality of gear parts, the gear parts being configured to mesh with the driving gears on the input shafts; an output unit coupled on the output shaft and configured to transmit the power to front wheels of the vehicle; a clutch disposed on the output shaft and configured to selectively engage with the linked gear and the output unit so as to drive one or more wheels of the vehicle via the power output by the output unit; and a first motor generator configured to couple with one of the input shaft and the output shaft for power transmission.
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公开(公告)号：US10202114B2
公开(公告)日：2019-02-12
申请号：US15767869
申请日：2016-10-26
Applicant: BYD COMPANY LIMITED
Inventor： Yubo Lian , Hongbin Luo , Jintao Zhang , Dongsheng Yang
IPC: B60W30/02 , B60L15/20 , B60L3/10 , B60T8/1755 , B60W10/08 , B60W10/188 , B60W40/101 , B60W40/114 , B60L7/18 , B60L7/26
Abstract: The present disclosure discloses an electric vehicle and an active safety control system and method thereof. The system includes: a wheel speed detection module configured to detect a wheel speed to generate a wheel speed signal; a steering wheel rotation angle sensor and a yaw rate sensor module, configured to detect state information of the electric vehicle; a motor controller; and an active safety controller configured to receive the wheel speed signal and state information, obtain state information of a battery pack and state information of four motors, obtain a first side slip signal or a second side slip signal according to the wheel speed signal, the state information, the battery pack and the four motors, and according to the first side slip signal or the second side slip signal, control four hydraulic brakes of the electric vehicle and control the four motors by using the motor controller.
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Patent Agency Ranking
公开(公告)号：US10081351B2
公开(公告)日：2018-09-25
申请号：US15216464
申请日：2016-07-21
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
IPC: B60W20/10 , B60K1/02 , B60K6/445 , B60W20/11 , B60K6/26 , B60K6/52 , B60W10/06 , B60W10/08 , B60W10/10 , B60W30/182 , B60K6/387 , B60K6/442 , B60W50/08 , B60W10/02 , B60W10/26
CPC classification number: B60W20/10 , B60K1/02 , B60K6/26 , B60K6/387 , B60K6/442 , B60K6/445 , B60K6/52 , B60W10/02 , B60W10/06 , B60W10/08 , B60W10/10 , B60W10/26 , B60W20/11 , B60W30/182 , B60W50/082 , B60W2510/1005 , B60W2510/244 , B60W2540/04 , B60W2540/10 , B60W2550/142 , B60W2550/143 , B60W2710/06 , B60W2710/08 , B60W2710/10 , B60Y2200/92 , B60Y2300/192 , B60Y2300/43 , B60Y2300/60 , B60Y2300/70 , Y02T10/6234 , Y02T10/6239 , Y02T10/6286 , Y02T10/84 , Y10S903/916 , Y10S903/93
Abstract: The present invention provides a method for controlling an engine unit in a vehicle. The vehicle includes an engine unit, a transmission unit adapted to selectively couple with the engine unit and also configured to transmit the power generated by the engine unit, a first motor generator coupled with the transmission unit, an output unit, a power switching device, a second motor generator configured to drive at least one of front and rear wheels, and a power battery that is respectively connected to the first motor generator and the second motor generator. The method includes: acquiring an operating mode of a vehicle and an operating parameter of the vehicle; and controlling an engine unit according to an operating parameter and an operating mode to start or stop.
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公开(公告)号：US09868435B2
公开(公告)日：2018-01-16
申请号：US15078947
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 , B60K6/547 , 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 , Y02T10/6291 , Y10S903/903 , Y10S903/919
Abstract: The present disclosure provides a drive control method and a drive control device of a hybrid electric vehicle. The method includes: obtaining a current gear position of the vehicle, a current electric charge level of a power battery and a slope of a road on which the vehicle is driving; determining whether the vehicle is within a taxiing start-stop interval according to the current gear position, the current electric charge level, and the slope; if the vehicle is within the taxiing start-stop interval, obtaining a current speed of the vehicle; if the current speed is greater than or equal to a first speed threshold, and less than a second speed threshold, causing the vehicle to enter a small load stop mode; and if the current speed is greater than or equal to the second speed threshold, and less than a third speed threshold, causing the vehicle to enter a small load stall mode.
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28.发明授权公开(公告)号：US09568065B2
公开(公告)日：2017-02-14
申请号：US14644818
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 transmission unit for a vehicle is provided. The transmission unit includes: a plurality of input shafts, each of the input shafts being provided with a shift driving gear thereon; a plurality of output shafts, each of the output shafts being provided with a shift driven gear configured to mesh with a corresponding shift driving gear; a motor power shaft; first and second motor gears fitted over the motor power shaft; a motor synchronizer disposed on the motor power shaft and between the first and second motor gears; in which the first motor gear is configured to rotate together with one of the input shafts; the second motor gear is configured 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.
Abstract translation: 提供一种用于车辆的传动单元。 传动单元包括：多个输入轴，每个输入轴在其上设有变速驱动齿轮; 多个输出轴，每个输出轴设有与相应的变速驱动齿轮啮合的变速从动齿轮; 电机动力轴; 安装在电机动力轴上的第一和第二马达齿轮; 电动机同步器，其设置在所述电动机动力轴上并且位于所述第一和第二电动机齿轮之间; 其中所述第一马达齿轮被构造成与所述输入轴中的一个一起旋转; 第二马达齿轮构造成与输出轴中的一个一起旋转。 还提供了包括发送单元和包括电力传输系统的车辆的电力传输系统。
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公开(公告)号：US20160325725A1
公开(公告)日：2016-11-10
申请号：US15216464
申请日：2016-07-21
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
CPC classification number: B60W20/10 , B60K1/02 , B60K6/26 , B60K6/387 , B60K6/442 , B60K6/445 , B60K6/52 , B60W10/02 , B60W10/06 , B60W10/08 , B60W10/10 , B60W10/26 , B60W20/11 , B60W30/182 , B60W50/082 , B60W2510/1005 , B60W2510/244 , B60W2540/04 , B60W2540/10 , B60W2550/142 , B60W2550/143 , B60W2710/06 , B60W2710/08 , B60W2710/10 , B60Y2200/92 , B60Y2300/192 , B60Y2300/43 , B60Y2300/60 , B60Y2300/70 , Y02T10/6234 , Y02T10/6239 , Y02T10/6286 , Y02T10/84 , Y10S903/916 , Y10S903/93
Abstract: The present invention provides a method for controlling an engine unit in a vehicle. The vehicle includes an engine unit, a transmission unit adapted to selectively couple with the engine unit and also configured to transmit the power generated by the engine unit, a first motor generator coupled with the transmission unit, an output unit, a power switching device, a second motor generator configured to drive at least one of front and rear wheels, and a power battery that is respectively connected to the first motor generator and the second motor generator. The method includes: acquiring an operating mode of a vehicle and an operating parameter of the vehicle; and controlling an engine unit according to an operating parameter and an operating mode to start or stop.
Abstract translation: 本发明提供了一种用于控制车辆中的发动机单元的方法。 车辆包括发动机单元，传动单元，其适于选择性地与发动机单元联接，并且还被配置为传输由发动机单元产生的功率，与传动单元耦合的第一电动发电机，输出单元，电力切换装置， 构造成驱动前轮和后轮中的至少一个的第二电动发电机和分别连接到第一电动发电机和第二电动发电机的动力电池。 该方法包括：获取车辆的操作模式和车辆的操作参数; 以及根据操作参数和操作模式控制发动机单元以启动或停止。
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公开(公告)号：US20160325615A1
公开(公告)日：2016-11-10
申请号：US15215291
申请日：2016-07-20
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
CPC classification number: B60K6/445 , B60K6/36 , B60K6/365 , B60K6/387 , B60K6/44 , B60K6/442 , B60K6/50 , B60K6/52 , B60Y2300/47 , B60Y2300/52 , B60Y2300/80 , B60Y2400/421 , B60Y2400/428 , B60Y2400/80 , F16H3/006 , F16H37/0806 , Y02T10/623 , Y02T10/6234 , Y02T10/6239 , Y02T10/6265 , Y10S903/91 , Y10S903/914
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 a power; an input shaft; an output shaft configured to transfer at least partial of the power from the input shaft; an output unit configured to rotate differentially relative to the output shaft; a synchronizer disposed on the output shaft and configured to selectively engage with the output unit such that the output unit rotates synchronously with the output shaft, and the output unit is configured to output power to drive one or more front and/or rear wheels of the vehicle; a first motor generator configured to directly or indirectly couple with one of the input shaft and the output shaft for power transmission; and a second motor generator configured to drive one or more front or 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。 电力传输系统包括：发动机单元，被配置为产生电力; 输入轴; 输出轴，构造成从输入轴传递至少一部分动力; 输出单元，其构造成相对于所述输出轴差分旋转; 同步器，其设置在所述输出轴上并且构造成选择性地与所述输出单元接合，使得所述输出单元与所述输出轴同步旋转，并且所述输出单元被配置为输出动力以驱动所述输出轴的一个或多个前轮和/ 车辆; 第一电动发电机，被配置成与所述输入轴和所述输出轴中的一个直接或间接耦合用于动力传递; 以及构造成驱动车辆的一个或多个前轮或后轮的第二电动发电机。
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