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1. 发明申请

WO2018208872A1 POWER GENERATION SYSTEM AND METHOD 审中-公开
公开(公告)号：WO2018208872A1
公开(公告)日：2018-11-15
申请号：PCT/US2018/031715
申请日：2018-05-09
申请人： GENERAL ELECTRIC COMPANY
发明人： MAO, Saijun , LIAO, Yi , BRAZIL, Stewart, Blake , CHEN, Yunzheng , HAN, Xinhong
IPC分类号： H02M3/335 , H02M3/07
CPC分类号： H02M3/3376 , H02M7/103
摘要： A power generation system is disclosed, which includes a battery for providing a first direct current voltage; an isolated transformer having a first primary winding coupled with the battery, a second primary winding coupled with the battery, and a secondary winding; a first power switch coupled with the first primary winding; a second power switch coupled with the second primary winding; and a voltage multiplier coupled with the secondary winding of the transformer. The first power switch, the second power switch and the isolated transformer are configured for converting the first direct current voltage from the battery to a second alternating current voltage. The voltage multiplier is configured for converting the second alternating current voltage from the secondary winding of the transformer to a third direct current voltage provided to a load. A power generation method is also disclosed.

2. 发明申请

WO2018200463A1 DOWNHOLE POWER GENERATION SYSTEM AND OPTIMIZED POWER CONTROL METHOD THEREOF 审中-公开
公开(公告)号：WO2018200463A1
公开(公告)日：2018-11-01
申请号：PCT/US2018/029057
申请日：2018-04-24
申请人： GENERAL ELECTRIC COMPANY
发明人： CHEN, Yunzheng , LIAO, Yi , MAO, Saijun , XUE, Ming , BRAZIL, Stewart, Blake , QI, Xuele
IPC分类号： E21B41/00 , H02J3/38 , H02P9/02
摘要： A downhole power generation system is disclosed, which includes a turbine generator system. The turbine generator system includes a turbine, a generator coupled with the turbine and having an AC-DC rectifier, and an optimized power control unit. The turbine is driven by flow of a downhole fluid to rotate. The generator converts rotational energy from the turbine to electrical energy and outputting a direct current voltage. The turbine generator system is coupled to a load via the optimized power control unit. The optimized power control unit controls to regulate an output voltage of the generator and provides a regulated output voltage to the load so that the turbine generator system has an optimized power output. An optimized power control method for a downhole power generation system is also disclosed.

3. 发明申请

WO2010053620A2 INDUCTIVE AND CAPACITIVE COMPONENTS INTEGRATION STRUCTURE 审中-公开
标题翻译：电感和电容组件集成结构
公开(公告)号：WO2010053620A2
公开(公告)日：2010-05-14
申请号：PCT/US2009/056149
申请日：2009-09-08
申请人： GENERAL ELECTRIC COMPANY , MAO, Saijun , ZHANG, Yingqi , YUAN, Xiaoming
发明人： MAO, Saijun , ZHANG, Yingqi , YUAN, Xiaoming
IPC分类号： H01F27/00
CPC分类号： H01F27/40 , H01F3/14 , H01F27/28 , H01F27/38 , H01F38/10
摘要： An inductive and capacitive components integration structure includes a magnetic core including a first and a second outer leg, and a third inner leg between the first and second outer legs, a first and a second winding respectively wound on the first and second outer legs, and a third winding wound on the third inner leg. The first and second windings are electrically coupled and comprise a first inductive winding. The first inductive winding does not generate any effective magnetic flux through the third inner leg. The third winding forms a second inductive winding. At least one of the first, second and third windings is a composite winding and comprises at least one embedded capacitor.
摘要翻译：感应和电容组件集成结构包括：磁芯，其包括第一和第二外腿以及位于第一和第二外腿之间的第三内腿;分别缠绕在第一和第二外腿之间的第一和第二绕组，第一和第二外腿以及缠绕在第三内腿上的第三绕组。第一和第二绕组电耦合并且包括第一感应绕组。第一感应绕组不会产生通过第三内腿的任何有效磁通量。第三绕组形成第二感应绕组。第一，第二和第三绕组中的至少一个是复合绕组并且包括至少一个嵌入式电容器。

4. 发明申请

WO2018236493A1 BATTERY MANAGEMENT SYSTEM 审中-公开
公开(公告)号：WO2018236493A1
公开(公告)日：2018-12-27
申请号：PCT/US2018/032718
申请日：2018-05-15
申请人： GENERAL ELECTRIC COMPANY
发明人： MAO, Saijun , LIAO, Yi , BRAZIL, Stewart Blake , CHEN, Yuzheng , HAN, Xinhong
IPC分类号： H02J7/00 , H01M10/42
摘要： A battery management system is disclosed, which includes a battery module having a positive output terminal and a negative output terminal. The battery module includes at least two branch circuits which are connected in parallel between the positive output terminal and the negative output terminal. Each of the at least two branch circuits includes at least two battery cells which are connected in series between the positive output terminal and the negative output terminal. Each battery cell includes a battery, a current limiting device for preventing the battery from over-discharging, and a bypass device for bypassing the battery when a fault occurs in the battery.

5. 发明申请

WO2012009086A1 SYSTEM AND METHOD FOR DRIVING LIGHT EMITTING DIODES 审中-公开
标题翻译：用于驱动发光二极管的系统和方法
公开(公告)号：WO2012009086A1
公开(公告)日：2012-01-19
申请号：PCT/US2011/040312
申请日：2011-06-14
申请人： GENERAL ELECTRIC COMPANY , MAO, Saijun , LIU, Yunfeng , YUAN, Xiaoming , ZHANG, Yingqi , BECKER, Charles, Adrian , FEI, Junhui , WANG, Jian
发明人： MAO, Saijun , LIU, Yunfeng , YUAN, Xiaoming , ZHANG, Yingqi , BECKER, Charles, Adrian , FEI, Junhui , WANG, Jian
IPC分类号： H05B33/08
CPC分类号： H05B37/02 , H05B33/0815 , H05B33/0824
摘要： A system having an alternating current (AC) driven LED unit (16), an AC voltage regulator (14), and a controller (13) is provided. The AC driven LED unit includes a first LED (162) and a second LED (164) coupled in reverse parallel. The AC voltage regulator is operable to receive AC voltage originating from an AC voltage source (12), regulate the AC voltage according to control signals (136) from the controller, and apply regulated AC voltage to the AC driven LED unit, so as to enable the first LED and the second LED to emit light according to the regulated AC voltage. In addition, a method is provided for driving the LED by regulating the AC voltage. By regulating the AC voltage using the AC voltage regulator, benefits of restraining voltage fluctuations, reducing THD, improving power factor, providing dimming control, and mitigating flicker phenomenon can be achieved.
摘要翻译：提供具有交流（AC）驱动LED单元（16），AC电压调节器（14）和控制器（13）的系统。 AC驱动的LED单元包括反向并联耦合的第一LED（162）和第二LED（164）。交流电压调节器可操作以接收源自交流电压源（12）的交流电压，根据来自控制器的控制信号（136）调节交流电压，并对交流驱动的LED单元施加调节的交流电压，以便使第一个LED和第二个LED根据调节的交流电压发光。此外，提供了通过调节AC电压来驱动LED的方法。通过使用交流电压调节器调节交流电压，可以实现抑制电压波动，降低THD，提高功率因数，提供调光控制和减轻闪烁现象的优点。

6. 发明申请

WO2018200456A1 DOWNHOLE POWER GENERATION SYSTEM AND METHOD 审中-公开
公开(公告)号：WO2018200456A1
公开(公告)日：2018-11-01
申请号：PCT/US2018/029047
申请日：2018-04-24
申请人： GENERAL ELECTRIC COMPANY
发明人： MAO, Saijun , CHEN, Yunzheng , LIAO, Yi , QI, Xuele , BRAZIL, Stewart, Blake
IPC分类号： E21B41/00 , H02J3/38 , H02P9/02
CPC分类号： F03B13/02 , E21B41/00 , E21B41/0085 , F05B2260/42 , H02J3/32 , H02J3/38 , H02P9/02 , H02P9/04 , H02P2201/07
摘要： A downhole power generation system is disclosed, which includes a plurality of power generation modules for providing power to a load. Each power generation module includes a turbine, and the plurality of turbines in the plurality of power generation modules are so positioned physically that one or more turbines is exposed to a downhole fluid and flow of the downhole fluid drives the one or more turbines to rotate. Each power generation module further includes a generator coupled with the turbine for converting rotational energy from the turbine to electrical energy, and an AC-DC rectifier coupled with the generator for converting an altemating current voltage from the generator to a direct current voltage, and outputting the direct current voltage to the load. A downhole power generation method is also disclosed.

7. 发明申请

WO2018156934A1 ENERGY CONVERTING DEVICE, AND DEVICE FOR ENERGIZING OIL EXPLORATION DEVICE 审中-公开
公开(公告)号：WO2018156934A1
公开(公告)日：2018-08-30
申请号：PCT/US2018/019485
申请日：2018-02-23
申请人： GENERAL ELECTRIC COMPANY
发明人： MAO, Saijun , BRAZIL, Stewart Blake
IPC分类号： H02M3/00 , E21B41/00 , H01F27/32
摘要： An energy converting device comprises an energy converting circuit which is provided on a substrate and configured to convert an input direct voltage into an output direct voltage higher than the input direct voltage, wherein the substrate comprises a first layer and a second layer. The energy converting circuit comprises a plurality of semiconductor devices and a planar transformer. Each of the semiconductor devices is in a flat shape and mounted on the substrate. The planar transformer comprises a primary circuit arranged on the first layer and a secondary circuit arranged on the second layer. The secondary circuit is insulated from the primary circuit by an insulation layer between the first and second layers.

8. 发明申请

WO2016057395A1 CIRCUIT AND METHOD FOR A RESONANT TANK 审中-公开
标题翻译：一个谐振池的电路和方法
公开(公告)号：WO2016057395A1
公开(公告)日：2016-04-14
申请号：PCT/US2015/054003
申请日：2015-10-05
申请人： GENERAL ELECTRIC COMPANY
发明人： RAMABHADRAN, Ramanujam , CARLI, Giampaolo , MAO, Saijun
IPC分类号： H02M3/337
CPC分类号： H02M3/3376 , H02M2001/0058 , H02M2007/4818 , Y02B70/1433 , Y02B70/1441 , Y02B70/1491
摘要： A power conversion circuit is provided. The power conversion circuit includes a square wave generator, a resonant tank, a transformer and a controller. The square wave generator is for generating a square wave power. The resonant tank is for receiving the square wave power and outputting a first resonant power. The resonant tank includes a capacitor, an inductor and a controllable capacitive device. The transformer is coupled with the controllable capacitive device for receiving the first resonant power and outputting a second resonant power. A rectified second resonant power is provided to a load. The controller is for generating a switching signal to the controllable capacitive device based on a comparison result between a threshold signal and a signal calculated based on at least one detected signal of the load. A method for controlling a power conversion circuit and a resonant tank are also provided.
摘要翻译：提供电源转换电路。电力转换电路包括方波发生器，谐振回路，变压器和控制器。方波发生器用于产生方波功率。谐振槽用于接收方波功率并输出第一谐振功率。谐振箱包括电容器，电感器和可控电容器件。变压器与可控电容器件耦合，用于接收第一谐振功率并输出第二谐振功率。整流的第二谐振功率被提供给负载。控制器基于阈值信号和基于负载的至少一个检测信号计算的信号之间的比较结果，产生到可控电容性装置的切换信号。还提供了一种用于控制功率转换电路和谐振箱的方法。

9. 发明申请

WO2009082573A1 ELECTRODIALYSIS DEVICE AND PROCESS 审中-公开
标题翻译：电子装置和工艺
公开(公告)号：WO2009082573A1
公开(公告)日：2009-07-02
申请号：PCT/US2008/083955
申请日：2008-11-19
申请人： GENERAL ELECTRIC COMPANY , DU, Yu , LIU, Yunfeng , MAO, Saijun , YUAN, Xiaoming , YANG, Chao , XIONG, Rihua , CAO, Chun , WANG, Shengxian , CAI, Wei , WEI, Chang , XIA, Jiyang
发明人： DU, Yu , LIU, Yunfeng , MAO, Saijun , YUAN, Xiaoming , YANG, Chao , XIONG, Rihua , CAO, Chun , WANG, Shengxian , CAI, Wei , WEI, Chang , XIA, Jiyang
IPC分类号： B01D61/44 , B01D61/52 , C02F1/469
CPC分类号： B01D61/44 , B01D61/52 , B01D65/08 , B01D2313/48 , B01D2321/223 , B01D2321/226 , C02F1/469 , C02F1/4693 , C02F2103/08 , C02F2201/4613 , C02F2201/4615 , C02F2201/4616 , Y02A20/131 , Y02A20/134
摘要： A device includes a first electrode and a second electrode spaced from the first electrode to define a volume. An anion exchange membrane and a cation exchange membrane are disposed within the volume. A controller controls a supply of electrical current from an electrical source to the first electrode and to the second electrode. The electrical current supply is controlled to switch from a first mode of operation to a second mode of operation providing electrical current having a reverse polarity during each cycle. The electrical current is supplied at a controlled cycle rate and for a controlled duration. The cycle rate is greater than about 100 hertz and less than about 10 kilohertz.
摘要翻译：器件包括第一电极和与第一电极间隔开的第二电极以限定体积。阴离子交换膜和阳离子交换膜设置在体积内。控制器控制从电源到第一电极和第二电极的电流供应。控制电流源从第一操作模式切换到第二操作模式，从而在每个循环期间提供具有相反极性的电流。以受控的周期速率和持续的持续时间提供电流。循环速率大于约100赫兹，小于约10千赫兹。

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