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    VEHICLE AND POWER TRANSMISSION SYSTEM THEREOF
    83.
    发明公开
    VEHICLE AND POWER TRANSMISSION SYSTEM THEREOF 审中-公开
    车辆和动力传动系统

    公开(公告)号：EP3100886A1

    公开(公告)日：2016-12-07

    申请号：EP14881240.7

    申请日：2014-10-29

    Applicant: BYD Company Limited

    Inventor： YANG, Dongsheng ,  LIAN, Yubo ,  ZHANG, Jintao ,  LUO, Hongbin

    IPC: B60K6/36 ,  B60W10/02 ,  B60W10/20

    CPC classification number: B60K6/36 ,  B60K6/387 ,  B60K6/44 ,  B60K6/442 ,  B60K6/445 ,  B60K6/52 ,  B60K6/547 ,  B60Y2300/429 ,  F16H3/006 ,  F16H2200/0034 ,  F16H2200/0039 ,  Y02T10/623 ,  Y02T10/6234 ,  Y02T10/6265 ,  Y10S903/909 ,  Y10S903/914

    Abstract: A power transmission system (100) for a vehicle and a vehicle including the same are provided. The power transmission system (100) includes: an engine unit (1); a plurality of input shafts, in which the engine unit (1) is configured to selectively engage with one of the input shafts when the engine unit (1) transmits power to the input shafts; a plurality of driving gears (25) with one driving gear (25) disposed on one input shaft; an output shaft (24) configured to transfer the power from the input shafts; one or more linked gears (26) rotatable at a different speed relative to the output shaft (24), in which the linked gears (26) include a plurality of gear parts, the gear parts being configured to mesh with the driving gears (25) on the input shafts; an output unit (5) coupled on the output shaft (25) and configured to transmit the power to front wheels (210) of the vehicle; a clutch (9) disposed on the output shaft (24) and configured to selectively engage with the linked gear (26) and the output unit (5) so as to drive one or more wheels (200) of the vehicle via the power output by the output unit (5); and a first motor generator (41) configured to directly or indirectly couple with one of the input shaft and the output shaft (24) for power transmission.

    Abstract translation: 提供了一种用于车辆的动力传输系统（100）以及包括该动力传输系统的车辆。 该动力传递系统（100）包括：发动机单元（1）; 多个输入轴，其中发动机单元（1）构造成当发动机单元（1）向输入轴传递动力时选择性地与输入轴中的一个输入轴接合; 具有设置在一个输入轴上的一个驱动齿轮（25）的多个驱动齿轮（25） 输出轴（24），所述输出轴（24）构造成传递来自所述输入轴的动力; 一个或多个相对于输出轴（24）以不同速度旋转的连接齿轮（26），其中连接齿轮（26）包括多个齿轮部件，齿轮部件被配置成与驱动齿轮（25 ）在输入轴上; 输出单元（5），所述输出单元联接在所述输出轴（25）上并且构造成将动力传递到所述车辆的前轮（210）; 设置在所述输出轴（24）上并构造成选择性地与所述联动齿轮（26）和所述输出单元（5）接合的离合器（9），以经由所述动力输出装置驱动所述车辆的一个或多个车轮（200） 通过输出单元（5）; 以及第一电动发电机（41），其被构造成与输入轴和输出轴（24）中的一个直接或间接地联接以进行动力传递。

    CONTROL METHOD OF ELECTROMOTOR
    86.
    发明授权
    CONTROL METHOD OF ELECTROMOTOR 有权
    控制方法1台电动机

    公开(公告)号：EP2063339B1

    公开(公告)日：2011-04-06

    申请号：EP06817796.3

    申请日：2006-10-31

    Applicant: Byd Company Limited

    Inventor： TANG, Xiaohua ,  ZHOU, Xuguang ,  LUO, Hongbin ,  YU, Ming ,  LIU, Nan ,  GONG, Jian ,  YANG, Guangming

    IPC: G05D13/66 ,  H02P3/18 ,  H02P23/14 ,  H02P27/08 ,  G01D5/244 ,  G01P3/481 ,  G01P3/489 ,  G05B13/04 ,  G05B19/02 ,  G05B23/02

    CPC classification number: H02P29/0016 ,  G01D21/00 ,  G01P3/48 ,  H02P21/22

    Abstract: A control method of electromotor comprises the following steps: setting an alternating axis target current according to the rotor angle velocity of the motor and setting a direct axis target current according to the torque of the motor; detecting and collecting the three-phase currents of the electromotor, simultaneously detecting the degree of the electromotor rotor position; converting the three-phase currents of the electromotor to an alternating axis actual current and a direct axis actual current by Park conversion and Clark conversion according to the degree of the rotor position; setting the difference between the target current and the actual current as the input of the current loop, outputting the required direct axis current and the required alternating axis current by PI regulation; calculating the three-phase voltage according to the required direct axis current and the required alternating axis current output by PI regulation and the degree of the electromotor rotor position; obtaining PWM control waveform through three-phase voltage, the said PWM control waveform controlling the conversion from the direct current to the alternating current, the converted alternating current driving the electromotor.

    HYBRID POWER OUTPUT SYSTEM
    90.
    发明公开
    HYBRID POWER OUTPUT SYSTEM 有权
    混合动力系统

    公开(公告)号：EP2086781A1

    公开(公告)日：2009-08-12

    申请号：EP07846037.5

    申请日：2007-12-06

    Applicant: Byd Company Limited

    Inventor： WANG, Chuanfu ,  LUO, Hongbin ,  CHEN, Wei ,  TANG, Xiaohua ,  SONG, Youchuan ,  ZHOU, Xuguang ,  CHEN, Huanguang ,  ZHANG, Jianhua ,  LIAO, Yunhao

    IPC: B60K6/00

    CPC classification number: B60K6/442 ,  B60K1/02 ,  Y02T10/6234

    Abstract: 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.

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