公开(公告)号：US08058830B2

公开(公告)日：2011-11-15

申请号：US12136636

申请日：2008-06-10

申请人： George John ,  Sibaprasad Chakrabarti ,  Brian A. Welchko ,  Gregory S. Smith ,  James M. Nagashima ,  Milun Perisic

发明人： George John ,  Sibaprasad Chakrabarti ,  Brian A. Welchko ,  Gregory S. Smith ,  James M. Nagashima ,  Milun Perisic

IPC分类号： H02P1/00

CPC分类号： B60L11/1868 ,  Y02T10/7005 ,  Y02T10/7066

摘要： Systems and methods are provided for charging energy sources with a rectifier using a double-ended inverter system. An apparatus is provided for an electric drive system for a vehicle. The electric drive system comprises an electric motor configured to provide traction power to the vehicle. A first inverter is coupled to the electric motor and is configured to provide alternating current to the electric motor. A first energy source is coupled to the first inverter, wherein the first inverter is configured to provide power flow between the first energy source and the electric motor. A second inverter is coupled to the electric motor and is configured to provide alternating current to the electric motor. A rectifier is coupled to the second inverter and configured to produce a direct current output. The second inverter is configured to provide power from the rectifier to the electric motor.

摘要翻译： 提供了系统和方法，用于使用双端逆变器系统对整流器充电能量源。 一种用于车辆的电驱动系统的装置。 电驱动系统包括被配置为向车辆提供牵引力的电动马达。 第一逆变器耦合到电动机并且被配置为向电动机提供交流电。 第一能量源耦合到第一逆变器，其中第一逆变器被配置为在第一能量源和电动机之间提供功率流。 第二逆变器耦合到电动机并且被配置为向电动机提供交流电。 整流器耦合到第二反相器并且被配置为产生直流输出。 第二逆变器被配置成从整流器向电动机提供电力。

公开(公告)号：US07956569B2

公开(公告)日：2011-06-07

申请号：US12132486

申请日：2008-06-03

申请人： Brian A. Welchko ,  James M. Nagashima ,  Gregory S. Smith ,  Sibaprasad Chakrabarti ,  Milun Perisic ,  George John

发明人： Brian A. Welchko ,  James M. Nagashima ,  Gregory S. Smith ,  Sibaprasad Chakrabarti ,  Milun Perisic ,  George John

IPC分类号： H02P27/04

CPC分类号： B60L11/1868 ,  Y02T10/7005 ,  Y02T10/7066

摘要： A double ended inverter system suitable for use with an AC electric traction motor of a vehicle is provided. The double ended inverter system cooperates with a first DC energy source and a second DC energy source, which may have different nominal voltages. The double ended inverter system includes an impedance source inverter subsystem configured to drive the AC electric traction motor using the first energy source, and an inverter subsystem configured to drive the AC electric traction motor using the second energy source. The double ended inverter system also utilizes a controller coupled to the impedance source inverter subsystem and to the inverter subsystem. The controller is configured to control the impedance source inverter subsystem and the inverter subsystem in accordance with a boost operating mode, a traditional inverter operating mode, and a recharge operating mode of the double ended inverter system.

摘要翻译： 提供适用于车辆的交流电动牵引电动机的双端逆变器系统。 双端逆变器系统与可能具有不同标称电压的第一DC能量源和第二DC能量源协作。 双端逆变器系统包括：阻抗源逆变器子系统，被配置为使用第一能量源驱动交流电力牵引电动机;以及逆变器子系统，被配置为使用第二能量源驱动交流电力牵引电动机。 双端逆变器系统还使用耦合到阻抗源逆变器子系统和逆变器子系统的控制器。 控制器配置为根据升压运行模式，传统逆变器工作模式和双端逆变器系统的充电操作模式控制阻抗源逆变器子系统和逆变器子系统。

公开(公告)号：US08002056B2

公开(公告)日：2011-08-23

申请号：US12106875

申请日：2008-04-21

申请人： Sibaprasad Chakrabarti ,  Gregory S. Smith ,  James M. Nagashima ,  Brian A. Welchko ,  Milun Perisic ,  George John

发明人： Sibaprasad Chakrabarti ,  Gregory S. Smith ,  James M. Nagashima ,  Brian A. Welchko ,  Milun Perisic ,  George John

IPC分类号： H02K1/32 ,  H02K3/24 ,  H02K5/18

CPC分类号： B60K11/02 ,  B60L11/1861 ,  B60L15/02 ,  Y02T10/645 ,  Y02T10/7011 ,  Y02T10/7044 ,  Y02T10/705

摘要： Systems and methods are provided for an inverter system for use in a vehicle having a first energy source and a second energy source. The system comprises a motor having a first set of windings and a second set of windings. The first set of windings is electrically isolated from the second set of windings. The system further comprises a first inverter coupled to the first energy source and adapted to drive the motor, wherein the first set of windings are coupled to the first inverter. The system also comprises a second inverter coupled to the second energy source and adapted to drive the motor, wherein the second set of windings are coupled to the second inverter. A controller is coupled to the first inverter and the second inverter.

摘要翻译： 提供了一种用于具有第一能量源和第二能量源的车辆中的逆变器系统的系统和方法。 该系统包括具有第一组绕组和第二组绕组的马达。 第一组绕组与第二组绕组电隔离。 该系统还包括耦合到第一能量源并适于驱动电动机的第一逆变器，其中第一组绕组耦合到第一逆变器。 该系统还包括耦合到第二能量源并适于驱动电动机的第二逆变器，其中第二组绕组耦合到第二逆变器。 控制器耦合到第一反相器和第二反相器。

公开(公告)号：US07847437B2

公开(公告)日：2010-12-07

申请号：US12106871

申请日：2008-04-21

申请人： Sibaprasad Chakrabarti ,  Gregory S. Smith ,  James M. Nagashima ,  Brian A. Welchko ,  Milun Perisic ,  George John

发明人： Sibaprasad Chakrabarti ,  Gregory S. Smith ,  James M. Nagashima ,  Brian A. Welchko ,  Milun Perisic ,  George John

IPC分类号： H02J3/38 ,  H02J3/46

CPC分类号： H02P4/00 ,  B60L11/1887 ,  B60L11/1892 ,  B60L2240/70 ,  Y02T10/642 ,  Y02T10/7291 ,  Y02T90/16 ,  Y02T90/34 ,  Y10T307/50 ,  Y10T307/707

摘要： Systems and methods are provided for controlling a double-ended inverter system coupled to a first energy source and a second energy source. The method comprises determining a constant power line associated with operation of the double-ended inverter system, the constant power line representing a desired power flow to the second energy source. The method further comprises determining an operating point on the constant power line, the operating point producing a minimum power loss in the double-ended inverter system for a required output current, and modulating the double-ended inverter system using a first voltage command and a second voltage command corresponding to the operating point.

摘要翻译： 提供的系统和方法用于控制耦合到第一能量源和第二能量源的双端逆变器系统。 该方法包括确定与双端逆变器系统的操作相关联的恒定电力线，恒定电力线表示到第二能量源的期望功率流。 该方法还包括确定恒定电源线上的工作点，工作点在双端逆变器系统中为所需输出电流产生最小功率损耗，以及使用第一电压指令和 对应于工作点的第二电压指令。

公开(公告)号：US08102142B2

公开(公告)日：2012-01-24

申请号：US12110950

申请日：2008-04-28

申请人： Gregory S. Smith ,  Brian A. Welchko ,  George John ,  Sibaprasad Chakrabarti ,  Milun Perisic ,  James M. Nagashima

发明人： Gregory S. Smith ,  Brian A. Welchko ,  George John ,  Sibaprasad Chakrabarti ,  Milun Perisic ,  James M. Nagashima

IPC分类号： H02P27/04

CPC分类号： B60L11/1868 ,  B60L2210/40 ,  H02J1/102 ,  H02J2001/008 ,  H02M3/33584 ,  Y02T10/7005 ,  Y02T10/7066 ,  Y02T10/7241

摘要： A double ended inverter system for an AC electric traction motor of a vehicle is disclosed. The inverter system serves as an interface between two different energy sources having different operating characteristics. The inverter system includes a first energy source having first operating characteristics associated therewith, and a first inverter subsystem coupled to the first energy source and configured to drive the AC electric traction motor. The inverter system also includes a second energy source having second operating characteristics associated therewith, wherein the first operating characteristics and the second operating characteristics are different, and a second inverter subsystem coupled to the second energy source and configured to drive the AC electric traction motor. In addition, the inverter system has a controller coupled to the first inverter subsystem and to the second inverter subsystem. The controller is configured to influence operation of the first inverter subsystem and the second inverter subsystem to manage power transfer among the first energy source, the second energy source, and the AC electric traction motor.

摘要翻译： 公开了一种用于车辆的交流电力牵引电动机的双端逆变器系统。 逆变器系统用作具有不同操作特性的两个不同能量源之间的接口。 逆变器系统包括具有与其相关联的第一操作特性的第一能量源和耦合到第一能量源并被配置为驱动AC电力牵引电动机的第一逆变器子系统。 逆变器系统还包括具有与其相关联的第二操作特性的第二能量源，其中第一操作特性和第二操作特性不同，以及耦合到第二能量源并被配置为驱动交流电力牵引电动机的第二逆变器子系统。 此外，逆变器系统具有耦合到第一逆变器子系统和第二逆变器子系统的控制器。 控制器被配置为影响第一逆变器子系统和第二逆变器子系统的操作，以管理第一能量源，第二能量源和交流电力牵引电动机之间的功率传递。

公开(公告)号：US08054032B2

公开(公告)日：2011-11-08

申请号：US12106868

申请日：2008-04-21

申请人： Sibaprasad Chakrabarti ,  Gregory S. Smith ,  James M. Nagashima ,  Brian A. Welchko ,  Milun Perisic ,  George John

发明人： Sibaprasad Chakrabarti ,  Gregory S. Smith ,  James M. Nagashima ,  Brian A. Welchko ,  Milun Perisic ,  George John

IPC分类号： H02P27/04

CPC分类号： H02M7/53871 ,  B60L11/1868 ,  Y02T10/7005 ,  Y02T10/7066

摘要： Systems and methods are provided for controlling a double-ended inverter system having a first inverter and a second inverter. The method comprises determining a required output current and determining a desired second inverter current. The method further comprises determining a second inverter switching function, wherein only a selected leg in the second inverter is modulated at a duty cycle, determining a first inverter switching function based on the second inverter switching function, and modulating the first inverter and the second inverter using the first inverter switching function and the second inverter switching function.

摘要翻译： 提供了用于控制具有第一反相器和第二反相器的双端逆变器系统的系统和方法。 该方法包括确定所需的输出电流并确定期望的第二反相器电流。 该方法还包括确定第二逆变器切换功能，其中只有第二反相器中的选定支路以占空比调制，基于第二逆变器切换功能确定第一逆变器切换功能，并且调制第一逆变器和第二逆变器 使用第一个逆变器切换功能和第二个逆变器切换功能。

公开(公告)号：US20090032319A1

公开(公告)日：2009-02-05

申请号：US12142651

申请日：2008-06-19

申请人： James M. Nagashima ,  Gregory S. Smith ,  Brian A Welchko ,  Sibaprasad Chakrabarti ,  Milun Perisic ,  George John

发明人： James M. Nagashima ,  Gregory S. Smith ,  Brian A Welchko ,  Sibaprasad Chakrabarti ,  Milun Perisic ,  George John

IPC分类号： B60K1/00 ,  G06F19/00

CPC分类号： B60L11/1881 ,  B60L11/1892 ,  B60L2210/20 ,  Y02T10/725 ,  Y02T90/34

摘要： Systems and methods are provided for a double-ended inverter drive system for a fuel cell vehicle. An electric drive system for a vehicle comprises an electric motor configured to provide traction power to the vehicle. A first inverter is coupled to the electric motor, and is configured to provide alternating current to the electric motor. A fuel cell is coupled to the first inverter to provide power flow from the fuel cell to the electric motor. A second inverter is coupled to the electric motor, and is configured to provide alternating current to the electric motor. An energy source is coupled to the second inverter to provide power flow between the energy source and the electric motor. A controller is coupled to the first inverter and the second inverter, and is configured to provide a constant power from the fuel cell during operation of the electric motor.

摘要翻译： 为燃料电池车辆的双端逆变器驱动系统提供系统和方法。 一种用于车辆的电驱动系统包括：电动机，其构造成为车辆提供牵引力。 第一逆变器耦合到电动机，并且被配置为向电动机提供交流电。 燃料电池耦合到第一逆变器以提供从燃料电池到电动机的动力流。 第二逆变器耦合到电动机，并且被配置为向电动机提供交流电。 能量源耦合到第二逆变器以在能量源和电动机之间提供功率流。 控制器耦合到第一逆变器和第二逆变器，并且被配置为在电动机的操作期间从燃料电池提供恒定的功率。

公开(公告)号：US08122985B2

公开(公告)日：2012-02-28

申请号：US12142651

申请日：2008-06-19

申请人： James M. Nagashima ,  Gregory S. Smith ,  Brian A. Welchko ,  Sibaprasad Chakrabarti ,  Milun Perisic ,  George John

发明人： James M. Nagashima ,  Gregory S. Smith ,  Brian A. Welchko ,  Sibaprasad Chakrabarti ,  Milun Perisic ,  George John

IPC分类号： B60W20/00 ,  B60W10/24 ,  B60W10/26 ,  B60W10/28

CPC分类号： B60L11/1881 ,  B60L11/1892 ,  B60L2210/20 ,  Y02T10/725 ,  Y02T90/34

摘要： Systems and methods are provided for a double-ended inverter drive system for a fuel cell vehicle. An electric drive system for a vehicle comprises an electric motor configured to provide traction power to the vehicle. A first inverter is coupled to the electric motor, and is configured to provide alternating current to the electric motor. A fuel cell is coupled to the first inverter to provide power flow from the fuel cell to the electric motor. A second inverter is coupled to the electric motor, and is configured to provide alternating current to the electric motor. An energy source is coupled to the second inverter to provide power flow between the energy source and the electric motor. A controller is coupled to the first inverter and the second inverter, and is configured to provide a constant power from the fuel cell during operation of the electric motor.

摘要翻译： 为燃料电池车辆的双端逆变器驱动系统提供系统和方法。 一种用于车辆的电驱动系统包括：电动机，其构造成为车辆提供牵引力。 第一逆变器耦合到电动机，并且被配置为向电动机提供交流电。 燃料电池耦合到第一逆变器以提供从燃料电池到电动机的动力流。 第二逆变器耦合到电动机，并且被配置为向电动机提供交流电。 能量源耦合到第二逆变器以在能量源和电动机之间提供功率流。 控制器耦合到第一逆变器和第二逆变器，并且被配置为在电动机的操作期间从燃料电池提供恒定的功率。

公开(公告)号：US08026691B2

公开(公告)日：2011-09-27

申请号：US12132482

申请日：2008-06-03

申请人： James M. Nagashima ,  Brian A. Welchko ,  Sibaprasad Chakrabarti ,  Milun Perisic ,  Gregory S. Smith ,  George John

发明人： James M. Nagashima ,  Brian A. Welchko ,  Sibaprasad Chakrabarti ,  Milun Perisic ,  Gregory S. Smith ,  George John

IPC分类号： H02P27/04

CPC分类号： B60L11/1887 ,  B60L11/005 ,  B60L11/1892 ,  Y02T10/7022 ,  Y02T90/34

摘要： A double ended inverter system for an AC traction motor of a vehicle includes a fuel cell configured to provide a DC voltage, an impedance source inverter subsystem coupled to the fuel cell, a DC voltage source, and an inverter subsystem coupled to the DC voltage source. The impedance source inverter subsystem, which includes an ultracapacitor, is configured to drive the AC traction motor. The inverter subsystem is configured to drive the AC electric traction motor. The ultracapacitor is implemented in a crossed LC network coupled to the fuel cell.

摘要翻译： 一种用于车辆的交流牵引电动机的双端逆变器系统包括配置为提供直流电压的燃料电池，耦合到燃料电池的阻抗源逆变器子系统，直流电压源和耦合到直流电压源的逆变器子系统 。 包括超级电容器的阻抗源逆变器子系统被配置为驱动AC牵引电动机。 变频器子系统配置为驱动交流电牵引电动机。 超级电容器实现在耦合到燃料电池的交叉LC网络中。

公开(公告)号：US07990098B2

公开(公告)日：2011-08-02

申请号：US12113710

申请日：2008-05-01

申请人： Milun Perisic ,  Silva Hiti ,  Gregory S. Smith ,  James M. Nagashima ,  George John ,  Sibaprasad Chakrabarti ,  Brian A. Welchko

发明人： Milun Perisic ,  Silva Hiti ,  Gregory S. Smith ,  James M. Nagashima ,  George John ,  Sibaprasad Chakrabarti ,  Brian A. Welchko

IPC分类号： H02P27/04

CPC分类号： H02P4/00 ,  B60L11/005 ,  B60L11/123 ,  B60L11/18 ,  B60L11/1868 ,  B60L11/1881 ,  B60L15/007 ,  B60L15/20 ,  B60L2210/40 ,  B60L2220/42 ,  B60L2220/54 ,  B60L2220/58 ,  B60L2240/12 ,  B60L2240/14 ,  B60L2240/527 ,  B60L2240/529 ,  H02M7/493 ,  Y02T10/6217 ,  Y02T10/641 ,  Y02T10/645 ,  Y02T10/646 ,  Y02T10/7022 ,  Y02T10/7066 ,  Y02T10/7077 ,  Y02T10/7241 ,  Y02T10/7275 ,  Y02T90/34

摘要： Systems and apparatus are provided for an inverter system for use in a vehicle. The inverter system comprises a six-phase motor having a first set of three-phase windings and a second set of three-phase windings and a three-phase motor having a third set of three-phase windings, wherein the third set of three-phase windings is coupled to the first set of three-phase windings and the second set of three-phase windings. The system further comprises a first energy source coupled to a first inverter adapted to drive the six-phase motor and the three-phase motor, wherein the first set of three-phase windings is coupled to the first inverter, and a second energy source coupled to a second inverter adapted to drive the six-phase motor and the three-phase motor, wherein the second set of three-phase windings is coupled to the second inverter. A controller is coupled to the first inverter and the second inverter.

摘要翻译： 为在车辆中使用的逆变器系统提供系统和装置。 逆变器系统包括具有第一组三相绕组和第二组三相绕组的六相电动机和具有第三组三相绕组的三相电动机，其中第三组三相绕组， 相绕组耦合到第一组三相绕组和第二组三相绕组。 该系统还包括耦合到适于驱动六相电动机和三相电动机的第一逆变器的第一能量源，其中第一组三相绕组耦合到第一逆变器，并且耦合第二能量源 涉及适于驱动六相电动机和三相电动机的第二逆变器，其中第二组三相绕组耦合到第二逆变器。 控制器耦合到第一反相器和第二反相器。