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1.发明授权System for providing an alternating current, and control apparatus and method thereof 有权用于提供交流电的系统及其控制装置及方法公开(公告)号：US08971065B2
公开(公告)日：2015-03-03
申请号：US13198441
申请日：2011-08-04
CPC分类号： H02M7/4807 , H02J3/383 , Y02E10/563
摘要： A system for providing, from a direct current (DC) voltage source, an alternating current (AC) to an electrical grid outputting a grid voltage, the system including: a transformer for coupling to the DC voltage source through a first switch controlled by a first control signal, and configured to provide a converted voltage based on a DC voltage; a rectifier coupled to the transformer, and configured to generate an envelope voltage of the converted voltage; a plurality of switches coupled to the rectifier to receive the generated envelope voltage of the converted voltage, the plurality of switches being controlled by a plurality of control signals, respectively, and configured to generate the AC from the generated envelope voltage of the converted voltage; and control apparatus coupled to the first switch and the plurality of switches, and configured to provide, based on the grid voltage, the first control signal and the plurality of control signals.
摘要翻译： 一种用于从直流（DC）电压源将交流电（AC）提供给输出电网电压的电网的系统，所述系统包括：变压器，用于通过由第一开关控制的第一开关耦合到DC电压源 第一控制信号，并且被配置为基于DC电压提供转换的电压; 耦合到所述变压器并被配置为产生所述转换电压的包络电压的整流器; 多个开关，其耦合到所述整流器以接收所生成的所述转换电压的包络电压，所述多个开关分别由多个控制信号控制，并且被配置为从所生成的所述转换电压的包络电压产生所述AC; 以及耦合到所述第一开关和所述多个开关的控制装置，并且被配置为基于所述电网电压来提供所述第一控制信号和所述多个控制信号。
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公开(公告)号：US20130033906A1
公开(公告)日：2013-02-07
申请号：US13198441
申请日：2011-08-04
IPC分类号： H02M5/42
CPC分类号： H02M7/4807 , H02J3/383 , Y02E10/563
摘要： A system for providing, from a direct current (DC) voltage source, an alternating current (AC) to an electrical grid outputting a grid voltage, the system including: a transformer for coupling to the DC voltage source through a first switch controlled by a first control signal, and configured to provide a converted voltage based on a DC voltage; a rectifier coupled to the transformer, and configured to generate an envelope voltage of the converted voltage; a plurality of switches coupled to the rectifier to receive the generated envelope voltage of the converted voltage, the plurality of switches being controlled by a plurality of control signals, respectively, and configured to generate the AC from the generated envelope voltage of the converted voltage; and control apparatus coupled to the first switch and the plurality of switches, and configured to provide, based on the grid voltage, the first control signal and the plurality of control signals.
摘要翻译： 一种用于从直流（DC）电压源将交流电（AC）提供给输出电网电压的电网的系统，所述系统包括：变压器，用于通过由第一开关控制的第一开关耦合到DC电压源 第一控制信号，并且被配置为基于DC电压提供转换的电压; 耦合到所述变压器并被配置为产生所述转换电压的包络电压的整流器; 多个开关，其耦合到所述整流器以接收所生成的转换电压的包络电压，所述多个开关分别由多个控制信号控制，并且被配置为从所生成的所述转换电压的包络电压产生所述AC; 以及耦合到所述第一开关和所述多个开关的控制装置，并且被配置为基于所述电网电压来提供所述第一控制信号和所述多个控制信号。
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公开(公告)号：US20130181659A1
公开(公告)日：2013-07-18
申请号：US13601430
申请日：2012-08-31
申请人： Yung-Hsi CHANG , Yi-Feng LUO , Chueh-Hao YU , Kai-Cheung JUANG
发明人： Yung-Hsi CHANG , Yi-Feng LUO , Chueh-Hao YU , Kai-Cheung JUANG
IPC分类号： H02J7/00
CPC分类号： H01M10/44 , H01M10/465 , H02J7/041 , H02J7/045
摘要： An exemplary embodiment provides a charging method. The charging method includes detecting a charging current and producing a current-detecting signal according to the charging current; comparing the current-detecting signal with a first reference voltage and producing a current comparison signal accordingly; producing a second reference voltage according to the current comparison signal; comparing a battery voltage of a battery with the second reference voltage and producing a voltage comparison signal accordingly; producing a set of control signals according to the voltage comparison signal; and producing an adjusted charging voltage according to the control signals and a charging voltage, wherein the charging current is produced by the adjusted charging voltage to charge the battery.
摘要翻译： 示例性实施例提供了一种充电方法。 充电方法包括根据充电电流检测充电电流并产生电流检测信号; 将电流检测信号与第一参考电压进行比较，并相应产生电流比较信号; 根据当前比较信号产生第二参考电压; 将电池的电池电压与第二参考电压进行比较，并相应地产生电压比较信号; 根据电压比较信号产生一组控制信号; 以及根据所述控制信号和充电电压产生调整后的充电电压，其中所述充电电流由所述调整的充电电压产生以对所述电池充电。
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公开(公告)号：US20130179103A1
公开(公告)日：2013-07-11
申请号：US13439405
申请日：2012-04-04
申请人： Yi-Feng Luo , Kai-Cheung Juang , Yung-Hsi Chang , Chueh-Hao Yu
发明人： Yi-Feng Luo , Kai-Cheung Juang , Yung-Hsi Chang , Chueh-Hao Yu
CPC分类号： G01R31/389 , G01R31/367 , G01R31/385 , G01R31/392
摘要： A battery analysis device for a battery module having at least one battery cell includes a power source supply unit, a signal capturing unit, a signal adjusting unit, a frequency domain analyzing unit, a time domain analyzing unit, and a processing unit. The power source supply unit provides a variable-frequency voltage signal to a battery cell. The signal capturing unit captures a current signal generated by a battery cell in response to the variable-frequency voltage signal. The signal adjusting unit adjusts the variable-frequency voltage signal and the current signal. The frequency domain analyzing unit and time domain analyzing unit analyze both the adjusted variable-frequency voltage signal and the adjusted current signal in frequency domain and time domain respectively for obtaining a frequency domain parameter and a time domain parameter. The processing unit obtains electrochemistry characteristics of the battery cell according to the frequency and the time domain parameters.
摘要翻译： 具有至少一个电池单元的电池模块的电池分析装置包括电源供应单元，信号捕获单元，信号调节单元，频域分析单元，时域分析单元和处理单元。 电源单元向电池单元提供可变频率电压信号。 信号捕获单元响应于可变频率电压信号捕获由电池单元产生的电流信号。 信号调节单元调节可变频率电压信号和电流信号。 频域分析单元和时域分析单元分别对频域和时域中的调整后的可变频率电压信号和调整后的电流信号进行分析，以获得频域参数和时域参数。 处理单元根据频率和时域参数获得电池单元的电化学特性。
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