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    • 66. 发明申请
    • THREE-PHASE RECTIFICATION MODULE, THE SYSTEM THEREOF AND HARMONIC SUPPRESSION METHOD
    • 三相整流模块及其系统及谐波抑制方法
    • US20130083571A1
    • 2013-04-04
    • US13466739
    • 2012-05-08
    • Boyu PuJinping ZhouYi ZhangWei Chen
    • Boyu PuJinping ZhouYi ZhangWei Chen
    • H02M1/12
    • H02M1/126H02M7/487H02M2007/2195H02P27/06Y02B70/1408Y02P80/112
    • A three-phase rectification module, the system thereof and harmonic suppression method are provided. The module includes a LCL filter unit, a three-phase uni-directional rectification unit coupled to the LCL filter unit, and a rectifier control unit for controlling power factor of three-phase AC power source and DC output voltage of the three-phase uni-directional rectification unit. A commutation diode is serially connected on the bridge-arm of each set of uni-directional rectification branch which is included in the three-phase uni-directional rectification unit, making it function as current uni-direction. Herein, the power factor of the three-phase AC power source is matched with the parameters of the LCL filter unit, such that the absolute value of the phase difference between AC input voltage and current of the three-phase uni-directional rectification unit is close or equal to a preset threshold.
    • 提供三相整流模块,其系统和谐波抑制方法。 该模块包括LCL滤波器单元,耦合到LCL滤波器单元的三相单向整流单元,以及用于控制三相交流电源的功率因数和三相单相直流输出电压的整流器控制单元 双向整流单元。 整流二极管串联连接在三相单向整流单元中的每组单向整流分支的桥臂上,使其作为当前的单向功能。 这里,三相交流电源的功率因数与LCL滤波器单元的参数相匹配,使得三相单向整流单元的交流输入电压与电流之间的相位差的绝对值为 接近或等于预设阈值。
    • 67. 发明授权
    • Hybrid power driving system and driving method thereof
    • 混合动力驱动系统及其驱动方法
    • US08408342B2
    • 2013-04-02
    • US12739312
    • 2008-10-22
    • Chuanfu WangHongbin LuoWei ChenYi RenXiaohua TangHaibin Lan
    • Chuanfu WangHongbin LuoWei ChenYi RenXiaohua TangHaibin Lan
    • B60K6/20
    • B60W20/20B60K5/04B60K6/20B60K6/40B60K6/48B60K6/547B60K17/00B60K2001/001B60W10/02B60W10/06B60W10/08B60W10/11B60W10/26B60W20/00B60W2510/244Y02T10/6221Y02T10/6269Y02T10/6286Y10T477/23Y10T477/26
    • The present invention discloses a hybrid power driving system, comprising: an engine, a clutch, a first shaft, a second shaft disposed parallel to the first shaft, a motor, an energy storage device, and an output gear. The engine may be connected with the first shaft via the clutch. The motor is connected with the second shaft directly or indirectly, and is electrically connected with the energy storage device. The first shaft has a first gear, a second gear and a first synchronizer, in which the first gear and the second gear are mounted on the first shaft via bearings respectively, and the first synchronizer is selectively engaged with the first gear or the second gear. The second shaft may have a third gear, a fourth gear and a second synchronizer, in which the third gear may be mounted on the second shaft via a bearing. The fourth gear may be fixed to the second shaft. And the second synchronizer may be selectively engaged with the third gear or the fourth gear. The first gear may be engaged with the third gear, the second gear may be engaged with the fourth gear. And the third gear may be engaged with an output gear. The present invention also discloses a driving method of a hybrid power driving system. Through the first synchronizer and the second synchronizer selectively engaging with corresponding gears, a plurality of operating modes can be realized. And the structure is simple and compact.
    • 本发明公开了一种混合动力驱动系统,包括:发动机,离合器,第一轴,平行于第一轴设置的第二轴,电动机,能量存储装置和输出齿轮。 发动机可以通过离合器与第一轴连接。 电动机与第二轴直接或间接连接,与蓄能装置电连接。 第一轴具有第一齿轮,第二齿轮和第一同步器,其中第一齿轮和第二齿轮分别通过轴承安装在第一轴上,并且第一同步器选择性地与第一齿轮或第二齿轮啮合 。 第二轴可以具有第三齿轮,第四齿轮和第二同步器,其中第三齿轮可以经由轴承安装在第二轴上。 第四齿轮可以固定到第二轴。 并且第二同步器可以选择性地与第三齿轮或第四齿轮接合。 第一齿轮可以与第三齿轮接合,第二齿轮可以与第四齿轮接合。 并且第三档可以与输出齿轮啮合。 本发明还公开了一种混合动力驱动系统的驱动方法。 通过第一同步器和第二同步器选择性地与相应的齿轮啮合,可以实现多种操作模式。 结构简单紧凑。
    • 68. 发明申请
    • CONSTANT TIME CONTROLLER AND CONTROLLING METHOD FOR SWITCHING REGULATOR
    • 持续时间控制器和控制方法,用于切换调节器
    • US20130063102A1
    • 2013-03-14
    • US13610524
    • 2012-09-11
    • Wei Chen
    • Wei Chen
    • G05F1/46
    • H02M3/157H02M3/156H02M2003/1566
    • The present invention relates to a constant time controller, controlling method thereof, and a switching regulator. In one embodiment, a controlling method for a switching regulator, can include: (i) detecting an output voltage and an inductor current of the switching regulator; (ii) determining if there is a transient change on a load of the switching regulator by using the output voltage and a first reference voltage; (iii) generating a control signal using the output voltage, the inductor current, and a second reference voltage; (iv) controlling a switch of the switching regulator to maintain the output voltage substantially constant when no transient change is determined on the load; and (v) deactivating the control signal to keep the inductor current changing along with a variation tendency of an output current of the switching regulator when a transient change is determined on the load.
    • 本发明涉及恒定时间控制器,其控制方法和开关调节器。 在一个实施例中,用于开关调节器的控制方法可以包括:(i)检测开关调节器的输出电压和电感器电流; (ii)通过使用所述输出电压和第一参考电压来确定所述开关调节器的负载是否存在瞬时变化; (iii)使用所述输出电压,所述电感器电流和第二参考电压产生控制信号; (iv)当在负载上确定瞬态变化时,控制开关调节器的开关以保持输出电压基本恒定; 以及(v)当在负载上确定瞬态变化时,停止控制信号以保持电感器电流随着开关调节器的输出电流的变化趋势而改变。