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1.发明申请公开(公告)号：US20170276730A1
公开(公告)日：2017-09-28
申请号：US15471555
申请日：2017-03-28
Applicant: General Electric Company
Inventor： Juan Antonio Sabate , Louis Frigo , Pengcheng Zhu , Melissa Freeman , Margaret Wiza , Syedsaad Ali , Fei Xu , Xi Lu , Tao Wu , Ruxi Wang
IPC: G01R31/327 , G01K7/42 , G01R31/26 , H03F3/217 , H03F1/52
CPC classification number: G01R31/3277 , G01K7/42 , G01K2217/00 , G01R31/2633 , G01R31/44 , G01R33/3852 , H03F1/523 , H03F3/2178
Abstract: A switching amplifier includes a power device and a processing device. The power device is configured for powering a load and is comprised of a plurality of switches. The processing device configured to calculate a switch junction temperature for a bonding wire in each switch based at least in part on a power loss of each switch; generate a first accumulated fatigue damage of the bonding wire in each switch based on the switch junction temperature; and generate an estimated remaining lifetime of the switching amplifier based on the first accumulated fatigue damages of the bonding wires in each switch.
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公开(公告)号：US09322890B2
公开(公告)日：2016-04-26
申请号：US13659337
申请日：2012-10-24
Applicant: General Electric Company
Inventor： Fei Xu , Tao Ma , Xi Lu , Xinhui Wu , Yimeng Shi , Pengcheng Zhu , Garron Koch Morris , Juan Antonio Sabate , Jeffrey Neal Slotnick
IPC: G01V3/00 , G01R33/385 , H02M3/337
CPC classification number: G01R33/3852 , H02M3/3376 , Y02B70/1433
Abstract: A gradient amplifier for driving a gradient coil is disclosed. The gradient amplifier includes a direct current (DC) bus for receiving DC voltage generated from a series resonant converter, an inverter coupled to the DC bus configured to receive the DC voltage at the DC bus and convert the DC voltage to generate an output voltage to be applied to the gradient coil, and an inverter controller coupled to the inverter. The inverter controller is configured to generate control signals to control operation of the inverter based at least on a DC voltage feedback signal measured at the DC bus, an output voltage feedback signal measured at the output of the inverter, and a reference output voltage signal indicative of a desired voltage to be achieved at the output of the inverter.
Abstract translation: 公开了一种用于驱动梯度线圈的梯度放大器。 梯度放大器包括用于接收从串联谐振转换器产生的直流电压的直流（DC）总线，耦合到DC总线的反相器，其被配置为在DC总线处接收DC电压并转换DC电压以产生输出电压 施加到梯度线圈，以及连接到逆变器的逆变器控制器。 逆变器控制器被配置为产生控制信号，以至少基于在DC总线处测量的DC电压反馈信号，在逆变器的输出处测量的输出电压反馈信号和指示的参考输出电压信号来控制逆变器的操作 具有在逆变器的输出端要实现的期望电压。
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公开(公告)号：US09287795B2
公开(公告)日：2016-03-15
申请号：US13659284
申请日：2012-10-24
Applicant: General Electric Company
Inventor： Tao Ma , Xi Lu , Yimeng Shi , Pengcheng Zhu , Garron Koch Morris , Juan Antonio Sabate , Jeffrey Neal Slotnick , Wesley Michael Skeffington , Margaret Ann Wiza
CPC classification number: H02M3/3388 , H02M2001/0003 , Y02B70/1433
Abstract: A resonant power supply is provided. The resonant power supply comprises a series resonant converter configured to convert an input DC voltage to an output DC voltage to generate an output DC voltage. The series resonant converter includes a switching stage, a resonant inductor, a resonant capacitor, and an isolation transformer. The resonant power supply further comprises a converter controller configured to obtain an actual trajectory radius signal based on a resonant inductor current, a resonant capacitor voltage, and a voltage in association with the isolation transformer. The converter controller is further configured to generate a trajectory radius command signal based on a DC voltage command signal and a DC voltage feedback signal, and to generate control signals to be applied to the switching stage based on the actual trajectory radius signal and the trajectory radius command signal.
Abstract translation: 提供谐振电源。 谐振电源包括串联谐振转换器，其被配置为将输入DC电压转换为输出DC电压以产生输出DC电压。 串联谐振变换器包括开关级，谐振电感，谐振电容和隔离变压器。 谐振电源还包括转换器控制器，其被配置为基于谐振电感器电流，谐振电容器电压和与隔离变压器相关联的电压获得实际的轨迹半径信号。 转换器控制器还被配置为基于直流电压指令信号和直流电压反馈信号产生轨迹半径指令信号，并且基于实际轨迹半径信号和轨迹半径产生要施加到切换级的控制信号 命令信号。
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公开(公告)号：US20140084679A1
公开(公告)日：2014-03-27
申请号：US14028565
申请日：2013-09-17
Applicant: General Electric Company
Inventor： Fei Li , Xi Lu , Jian Zhou , Pengju Kang , Ronghui Zhou , Xiangming Shen , Fengcheng Sun , Hai Qiu
IPC: B60L11/18
CPC classification number: B60L11/1801 , B60L8/003 , B60L8/006 , B60L15/2045 , B60L50/53 , B60L50/90 , B60L2200/40 , Y02T10/645 , Y02T10/7005 , Y02T10/7083 , Y02T10/7283
Abstract: An apparatus comprising an onboard energy storage device, an onboard power conversion device configured to be electrically coupled to an external power source for receiving electrical power therefrom, and at least one drive system electrically coupled to the onboard energy storage device and the onboard power conversion device, wherein the onboard energy storage device and the onboard power conversion device cooperatively provide electrical power for the at least one drive system. A vehicle and a method for managing power supply are also disclosed.
Abstract translation: 一种装置，包括车载能量存储装置，车载电力转换装置，其被配置为电耦合到外部电源以从其接收电力;以及至少一个驱动系统，其电耦合到车载能量存储装置和车载电力转换装置 ，其中所述车载能量存储装置和所述车载电力转换装置协作地为所述至少一个驱动系统提供电力。 还公开了一种用于管理电源的车辆和方法。
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5.发明授权公开(公告)号：US10481207B2
公开(公告)日：2019-11-19
申请号：US15471555
申请日：2017-03-28
Applicant: General Electric Company
Inventor： Juan Antonio Sabate , Louis Frigo , Pengcheng Zhu , Melissa Freeman , Margaret Wiza , Syedsaad Ali , Fei Xu , Xi Lu , Tao Wu , Ruxi Wang
IPC: G01R31/327 , G01K7/42 , G01R31/26 , H03F1/52 , H03F3/217 , G01R31/44 , G01R33/385
Abstract: A switching amplifier includes a power device and a processing device. The power device is configured for powering a load and is comprised of a plurality of switches. The processing device configured to calculate a switch junction temperature for a bonding wire in each switch based at least in part on a power loss of each switch; generate a first accumulated fatigue damage of the bonding wire in each switch based on the switch junction temperature; and generate an estimated remaining lifetime of the switching amplifier based on the first accumulated fatigue damages of the bonding wires in each switch.
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Patent Agency Ranking
公开(公告)号：US09780702B2
公开(公告)日：2017-10-03
申请号：US14202506
申请日：2014-03-10
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Fei Li , Xi Lu , Jian Zhou , Pengju Kang , Ronghui Zhou , Xiangming Shen , Fengcheng Sun , Hai Qiu
CPC classification number: H02P5/74 , B60L3/0092 , B60L11/1803 , B60L15/007 , B60L2200/26 , B60L2200/40 , B60L2220/42 , Y02T10/645 , Y02T10/646 , Y02T10/7005
Abstract: An apparatus includes at least one energy source and a drive system coupled to the at least one energy source. The drive system converts electrical power received from the at least one energy source and provides converted electrical power for driving at least one load. The drive system includes a first converter, a second converter, and a first switch module coupled to outputs of the first and second converters. When the apparatus is operating under a first mode, the first switch module is switched to assume a first state to allow a first output electrical power provided from the first converter and a second output electrical power provided from the second converter to be combined for driving a first load with the combined output electrical power.
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公开(公告)号：US09517696B2
公开(公告)日：2016-12-13
申请号：US14514957
申请日：2014-10-15
Applicant: General Electric Company
Inventor： Ronghui Zhou , Jian Zhou , Fei Li , Xi Lu , Fengcheng Sun , Xiangming Shen , Hai Qiu , Pengju Kang
CPC classification number: B60L3/12 , B60L1/003 , B60L3/0084 , B60L3/04 , B60L11/005 , B60L15/20 , B60L2240/421 , B60L2240/423 , B60L2240/425 , B60L2240/427 , B60L2240/429 , B60L2250/26 , Y02T10/645 , Y02T10/7022 , Y02T10/72 , Y02T10/7275
Abstract: A system includes a contactor system, a vehicle control unit, and a fault diagnostic system. The contactor system includes one or more contactors. The vehicle control unit is coupled to the contactor system via a first connection and a second connection. The vehicle control unit is configured to provide a controlling signal to the contactor system through at least one of the first connection and the second connection to control the one or more contactors. The fault diagnostic system is configured to identify faults occurring in the first connection and the second connection. A method is also provided.
Abstract translation: 系统包括接触器系统，车辆控制单元和故障诊断系统。 接触器系统包括一个或多个接触器。 车辆控制单元经由第一连接和第二连接耦合到接触器系统。 车辆控制单元被配置为通过第一连接和第二连接中的至少一个向接触器系统提供控制信号，以控制一个或多个接触器。 故障诊断系统被配置为识别在第一连接和第二连接中发生的故障。 还提供了一种方法。
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公开(公告)号：US10363823B2
公开(公告)日：2019-07-30
申请号：US14028565
申请日：2013-09-17
Applicant: General Electric Company
Inventor： Fei Li , Xi Lu , Jian Zhou , Pengju Kang , Ronghui Zhou , Xiangming Shen , Fengcheng Sun , Hai Qiu
Abstract: An apparatus comprising an onboard energy storage device, an onboard power conversion device configured to be electrically coupled to an external power source for receiving electrical power therefrom, and at least one drive system electrically coupled to the onboard energy storage device and the onboard power conversion device, wherein the onboard energy storage device and the onboard power conversion device cooperatively provide electrical power for the at least one drive system. A vehicle and a method for managing power supply are also disclosed.
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公开(公告)号：US20180342349A1
公开(公告)日：2018-11-29
申请号：US15987666
申请日：2018-05-23
Applicant: General Electric Company
Inventor： Saijun Mao , Bo Qu , Jingkui Shi , He Xu , Jie Shen , Tingting Song , Zhihui Yuan , Xin Jiang , Xi Lu , Stefan Schroeder , Marius Michael Mechlinski
IPC: H01F38/14 , H05K1/18 , H01F27/28 , H01F27/24 , H03K17/687
Abstract: An integrated system for signal and power transmission with galvanic isolation is disclosed. The integrated system comprises an insulative layer having a primary side and a secondary side; a planar signal transformer and a planar power transformer for signal and power transmission between the primary and the secondary sides of the insulative layer respectively. The planar signal transformer comprises two signal coupling elements which are disposed on the primary and the secondary sides of the insulative layer respectively. The planar power transformer includes two power coupling elements which are disposed on the primary and the secondary sides of the insulative layer respectively. Each of the two signal coupling elements and the two power coupling elements is embedded in at least one layer of a multi-layer printed circuit board. The integrated system of the present disclosure has a compact structure and is suitable for automatic assembly and manufacturing.
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公开(公告)号：US09895983B2
公开(公告)日：2018-02-20
申请号：US14511362
申请日：2014-10-10
Applicant: General Electric Company
Inventor： Tong Zhao , Xi Lu , Ronghui Zhou , Fei Li
CPC classification number: B60L11/1803 , B60L11/12 , B60L11/1868 , B60L15/2045 , B60L2210/10 , Y02T10/645 , Y02T10/7005 , Y02T10/7066 , Y02T10/7077 , Y02T10/7216 , Y02T10/7283
Abstract: A propulsion system includes a traction drive system, a boost converter, an energy-type energy source, a power-type energy source, and an energy management system. The boost converter includes a high voltage side and a low voltage side. The boost converter is coupled to the traction drive system on the high voltage side. The energy-type energy source is coupled to the boost converter on the low voltage side thereof. The power-type energy source is coupled to the boost converter on the low voltage side thereof. The energy management system is coupled to the boost converter and configured to control the energy-type energy source and the power-type energy source through the boost converter in at least two conditions during a motoring mode.
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