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    • 1. 发明申请
    • POWER CONVERTER LOAD LINE CONTROL
    • 电源转换器负载线控制
    • US20090296429A1
    • 2009-12-03
    • US12475446
    • 2009-05-29
    • ALEXANDER COOKALEXANDER ISURIN
    • ALEXANDER COOKALEXANDER ISURIN
    • H02M1/14H02M7/5387
    • H02M7/538H02M1/34H02M2001/342Y02B70/1491
    • A snubber circuit for a switching converter. A power source has a first rail and a second rail. A snubber transformer has a primary winding and a secondary winding, a first end of each of the primary and secondary windings being coupled together to form a transformer common point and a second end of the primary winding being connected to a half-bridge switching converter. A first capacitor is connected between the first rail and the transformer common point. A second capacitor is connected between the second rail and the transformer common point. A first diode is connected between the secondary winding and the first rail. A second diode is connected between the secondary winding and the second rail. The snubber circuit suppresses voltage transients and recovers energy from said voltage transients. In one embodiment the switching converter is a half-bridge configuration with zero current switching in a multi-level topology.
    • 用于开关转换器的缓冲电路。 电源具有第一导轨和第二导轨。 缓冲变压器具有初级绕组和次级绕组,每个初级和次级绕组的第一端被耦合在一起以形成变压器公共点,并且初级绕组的第二端连接到半桥开关转换器。 第一电容器连接在第一导轨和变压器公共点之间。 第二电容器连接在第二导轨和变压器公共点之间。 第二二极管连接在次级绕组和第一导轨之间。 第二二极管连接在次级绕组和第二导轨之间。 缓冲电路抑制电压瞬变,并从所述电压瞬变恢复能量。 在一个实施例中,开关转换器是在多电平拓扑中具有零电流切换的半桥配置。
    • 3. 发明申请
    • Field excitation for an alternator
    • 交流发电机励磁
    • US20050151515A1
    • 2005-07-14
    • US11036068
    • 2005-01-14
    • Alexander IsurinAlexander Cook
    • Alexander IsurinAlexander Cook
    • H02H7/06H02P9/00H02P11/00
    • H02P9/305H02M2003/1555
    • A system for controlling the excitation of an alternator field coil. The system comprises a capacitor forming a charge reservoir, a first and a second selectively operable switch connected to opposing ends of a field coil of the alternator, a first catch diode, and a second catch diode. At least one of the first and second switches are operated at a variable duty cycle and the capacitor both absorbs energy from the field coil and supplies energy to the field coil to regulate the magnetic field of the field coil, effective to regulate the output voltage of the alternator and rapidly compensate for changes in at least one load connected to the alternator.
    • 用于控制交流发电机励磁线圈的激励的系统。 该系统包括形成电荷储存器的电容器,连接到交流发电机的励磁线圈的相对端的第一和第二选择性操作开关,第一捕捉二极管和第二捕获二极管。 第一和第二开关中的至少一个以可变占空比运行,并且电容器既吸收来自励磁线圈的能量,并向场线圈提供能量以调节励磁线圈的磁场,从而有效地调节励磁线圈的输出电压 交流发电机,并快速补偿连接到交流发电机的至少一个负载的变化。
    • 4. 发明申请
    • BATTERY ISOLATOR
    • 电池隔离器
    • US20080036419A1
    • 2008-02-14
    • US11873536
    • 2007-10-17
    • ALEXANDER COOKALEXANDER ISURIN
    • ALEXANDER COOKALEXANDER ISURIN
    • H02J7/00
    • H02J7/0031
    • A battery isolator for an electrical system having a first battery, a second battery and a charging source continuously coupled to one of the first and second batteries. The battery isolator comprises an inductor having a first terminal and a second terminal, a first switch connected between a positive terminal of the first battery and the first terminal of the inductor, and a second switch connected between a second terminal of the inductor and a positive terminal of the second battery. The first and second switches are selectively actuated in a predetermined manner, such that the battery isolator can be used to charge one of the first battery and the second battery. At least one of the first and second switches may be selectively actuated to prevent one of the first and second batteries from substantially discharging the other battery when a charging source is not present.
    • 一种用于电气系统的电池隔离器,具有连续耦合到第一和第二电池之一的第一电池,第二电池和充电源。 电池隔离器包括具有第一端子和第二端子的电感器,连接在第一电池的正端子和电感器的第一端子之间的第一开关以及连接在电感器的第二端子与正极之间的第二开关 端子的第二个电池。 以预定的方式选择性地致动第一和第二开关,使得电池隔离器可以用于对第一电池和第二电池中的一个进行充电。 可以选择性地致动第一和第二开关中的至少一个,以防止当不存在充电源时第一和第二电池中的一个电池基本上排出另一个电池。
    • 6. 发明申请
    • High-frequency power transformer
    • 高频电力变压器
    • US20060152318A1
    • 2006-07-13
    • US11330296
    • 2006-01-11
    • Alexander IsurinScott HowardAlexander Cook
    • Alexander IsurinScott HowardAlexander Cook
    • H01F27/06
    • H02M7/003H01F27/04H01F27/06H01F27/2852H01F27/40H01F30/06H01F30/12H01F38/00H01F2027/065H02M3/337
    • A high-frequency transformer. The transformer comprises a high-voltage winding. A first bus bar is positioned proximate the high voltage winding and extends to a first portion of a plurality of power switching devices. The first bus bar is electrically coupled to the first portion of the power switching devices. A second bus bar is positioned proximate the high voltage winding and extends to a second portion of the power switching devices. The second bus bar is electrically coupled to both the high voltage winding and the second portion of the power switching devices. A third bus bar extends between the first and second bus bars and is electrically coupled to the first bus bar, second bus bar, and the high voltage winding. The second and third bus bars form a low voltage winding that electrically cooperates with the high voltage winding to form the high-frequency transformer.
    • 高频变压器。 变压器包括高压绕组。 第一汇流条位于高压绕组附近并延伸到多个功率开关装置的第一部分。 第一母线电耦合到功率开关器件的第一部分。 第二母线位于高压绕组附近并延伸到功率开关器件的第二部分。 第二母线电连接到高压绕组和功率开关器件的第二部分。 第三母线在第一和第二母线之间延伸并且电耦合到第一母线,第二母线和高压绕组。 第二和第三母线形成与高压绕组电气配合以形成高频变压器的低压绕组。
    • 7. 发明申请
    • Battery isolator
    • 电池隔离器
    • US20050151508A1
    • 2005-07-14
    • US11035608
    • 2005-01-14
    • Alexander CookAlexander Isurin
    • Alexander CookAlexander Isurin
    • G08B21/00
    • H02J7/1423H02J1/06H02J7/1492Y02T10/7005Y02T10/92
    • A battery isolator for an electrical system that includes at least a first battery and a second battery, wherein a negative terminal of each of the first and second batteries are connected together at a ground point and a charge source is connected in parallel with one of the first and second batteries. The battery isolator comprises an inductor having a first terminal and a second terminal, a first switch connected between a positive terminal of the first battery and the first terminal of the inductor, and a second switch connected between a second terminal of the inductor and a positive terminal of the second battery. The first and second switches are selectively actuated in a predetermined manner, such that the battery isolator can be used to charge one of the first battery and the second battery. At least one of the first and second switches may be selectively actuated to prevent one of the first and second batteries from substantially discharging the other battery when a charge source is not present.
    • 一种用于电气系统的电池隔离器,其包括至少第一电池和第二电池,其中,所述第一和第二电池中的每一个的负极端子在接地点处连接在一起,并且电荷源与 第一和第二电池。 电池隔离器包括具有第一端子和第二端子的电感器,连接在第一电池的正端子和电感器的第一端子之间的第一开关以及连接在电感器的第二端子与正极之间的第二开关 端子的第二个电池。 以预定的方式选择性地致动第一和第二开关,使得电池隔离器可以用于对第一电池和第二电池中的一个进行充电。 可以选择性地致动第一和第二开关中的至少一个,以防止当不存在电荷源时第一和第二电池中的一个电池基本上释放另一个电池。
    • 8. 发明授权
    • Power converter load line control
    • 电源转换器负载线控制
    • US08184458B2
    • 2012-05-22
    • US12475446
    • 2009-05-29
    • Alexander IsurinAlexander Cook
    • Alexander IsurinAlexander Cook
    • H02M7/53
    • H02M7/538H02M1/34H02M2001/342Y02B70/1491
    • A snubber circuit for a switching converter. A power source has a first rail and a second rail. A snubber transformer has a primary winding and a secondary winding, a first end of each of the primary and secondary windings being coupled together to form a transformer common point and a second end of the primary winding being connected to a half-bridge switching converter. A first capacitor is connected between the first rail and the transformer common point. A second capacitor is connected between the second rail and the transformer common point. A first diode is connected between the secondary winding and the first rail. A second diode is connected between the secondary winding and the second rail. The snubber circuit suppresses voltage transients and recovers energy from said voltage transients. In one embodiment the switching converter is a half-bridge configuration with zero current switching in a multi-level topology.
    • 用于开关转换器的缓冲电路。 电源具有第一导轨和第二导轨。 缓冲变压器具有初级绕组和次级绕组,每个初级和次级绕组的第一端被耦合在一起以形成变压器公共点,并且初级绕组的第二端连接到半桥开关转换器。 第一电容器连接在第一导轨和变压器公共点之间。 第二电容器连接在第二导轨和变压器公共点之间。 第二二极管连接在次级绕组和第一导轨之间。 第二二极管连接在次级绕组和第二导轨之间。 缓冲电路抑制电压瞬变,并从所述电压瞬变恢复能量。 在一个实施例中,开关转换器是在多电平拓扑中具有零电流切换的半桥配置。
    • 9. 发明授权
    • Vehicle starting assist system
    • 车辆起动辅助系统
    • US07806095B2
    • 2010-10-05
    • US12201818
    • 2008-08-29
    • Alexander CookWenzhe LuAlexander Isurin
    • Alexander CookWenzhe LuAlexander Isurin
    • F02N11/08
    • F02N11/0866F02N2011/0885F02N2011/0888
    • An engine starting assist system. A battery is selectably coupled to an ultracapacitor with a contactor. In addition, a controller is configured to perform at least one of: monitor the condition of the battery, monitor the condition of the ultracapacitor, control the flow of energy between the battery and the ultracapacitor by selective actuation of the contactor, receive a start input control. The controller issues a start output control to a starter solenoid of the engine, such that energy stored in the ultracapacitor may be used to at least one of charge the battery and provide cranking current to a starter of the engine in conjunction with the battery.
    • 发动机启动辅助系统。 电池可选地与具有接触器的超级电容器耦合。 此外,控制器被配置为执行以下至少一个:监视电池的状态,监视超级电容器的状态,通过选择性地启动接触器来控制电池与超级电容器之间的能量流动,接收启动输入 控制。 控制器向发动机的起动器螺线管发出启动输出控制,使得存储在超级电容器中的能量可以用于电池的充电中的至少一个并且与电池一起向发动机的起动器提供起动电流。
    • 10. 发明申请
    • VEHICLE STARTING ASSIST SYSTEM
    • 车辆启动辅助系统
    • US20090056661A1
    • 2009-03-05
    • US12201818
    • 2008-08-29
    • ALEXANDER COOKWENZHE LUALEXANDER ISURIN
    • ALEXANDER COOKWENZHE LUALEXANDER ISURIN
    • F02N17/00
    • F02N11/0866F02N2011/0885F02N2011/0888
    • An engine starting assist system. A battery is selectably coupled to an ultracapacitor with a contactor. In addition, a controller is configured to perform at least one of: monitor the condition of the battery, monitor the condition of the ultracapacitor, control the flow of energy between the battery and the ultracapacitor by selective actuation of the contactor, receive a start input control. The controller issues a start output control to a starter solenoid of the engine, such that energy stored in the ultracapacitor may be used to at least one of charge the battery and provide cranking current to a starter of the engine in conjunction with the battery.
    • 发动机启动辅助系统。 电池可选地与具有接触器的超级电容器耦合。 此外,控制器被配置为执行以下至少一个:监视电池的状态,监视超级电容器的状态,通过选择性地启动接触器来控制电池与超级电容器之间的能量流动,接收启动输入 控制。 控制器向发动机的起动器螺线管发出启动输出控制,使得存储在超级电容器中的能量可以用于电池的充电中的至少一个并且与电池一起向发动机的起动器提供起动电流。