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    • 3. 发明申请
    • Inverter type AC generator
    • 变频器式交流发电机
    • US20060193158A1
    • 2006-08-31
    • US11350299
    • 2006-02-07
    • Mitsuo FukayaTakashi Uchino
    • Mitsuo FukayaTakashi Uchino
    • H02M7/5387
    • H02J3/40H02M7/493
    • An inverter type AC generator includes an inverter circuit converting a DC output into AC output of a predetermined frequency and supplying the AC output to a load via a load line in order to improve the quality of an AC output waveform at least in parallel operations. The inverter AC generator includes a zero-crossing detection circuit for detecting a timing of zero-crossings of an AC output voltage waveform on the output line. A controller generates a drive signal in synchronization with the timing of the detected zero-crossings, when a predetermined number of zero-crossings have been detected, and drives the inverter to perform a synchronized operation process.
    • 逆变器型交流发电机包括将DC输出转换成预定频率的AC输出的逆变器电路,并且通过负载线将AC输出提供给负载,以至少在并行操作中提高AC输出波形的质量。 逆变器交流发电机包括用于检测输出线路上的交流输出电压波形的过零的定时的过零检测电路。 当检测到预定数量的过零点时,控制器与检测到的过零点的定时同步地产生驱动信号,并驱动逆变器执行同步操作处理。
    • 4. 发明授权
    • Portable power supply incorporating a generator driven by an engine
    • 带有由发动机驱动的发电机的便携式电源
    • US06943531B2
    • 2005-09-13
    • US10393683
    • 2003-03-20
    • Mitsuo Fukaya
    • Mitsuo Fukaya
    • F01L13/08F02B63/04F02D13/04F02D29/06H02P9/04H02P9/48F02N11/00F02N11/04H02K29/06
    • H02P9/04F01L13/085F02B63/04F02D13/04F02D29/06H02P9/48Y10T307/516Y10T307/631
    • A portable power supply includes an engine-driven generator that generates a first AC power. A rectifier rectifies the first AC power to a first DC power. A DC/DC converter converts a second DC power from a storage unit to a third DC power. A controller selectively enables one or both of the rectifier and the DC/DC converter to provide one or both of the first DC power and the third DC power to the input of an inverter. The inverter converts the DC power at its input to a second AC power. Alternatively, the power supply advantageously includes a second generator and a second rectifier. The outputs of the two rectifiers are summed and the sum of the two outputs is provided as an input the inverter to extend the range over which a constant second AC power can be provided.
    • 便携式电源包括产生第一AC电力的发动机驱动的发电机。 整流器将第一AC电源整流到第一DC电源。 DC / DC转换器将来自存储单元的第二DC电力转换为第三DC电力。 控制器选择性地使整流器和DC / DC转换器中的一个或两者向逆变器的输入端提供第一直流电力和第三直流电力中的一个或两个。 逆变器将其输入端的直流电源转换为第二交流电源。 或者,电源有利地包括第二发生器和第二整流器。 两个整流器的输出相加,并且两个输出的和作为输入端提供反相器,以扩大可以提供恒定的第二AC电力的范围。
    • 6. 发明授权
    • Inverter type generator
    • 逆变式发电机
    • US06707170B2
    • 2004-03-16
    • US10200382
    • 2002-07-19
    • Mitsuo Fukaya
    • Mitsuo Fukaya
    • H02P930
    • H02J7/1423H02P9/30
    • An electronically controlled inverter type generator system driven by an engine includes first and second generating bodies that have respective first and second voltage generating characteristics in response to engine speed. The generator system selects the AC output from the first generating body when the engine is operated over a first range of engine speeds and selects the AC output from the second generating body when the engine is operated over a second range of engine speeds. The AC output from the selected generating body is rectified to a DC voltage, and the rectified DC voltage is converted to a controlled AC voltage. The use of two generating bodies enables the generator system to operate in an economy mode during normal load conditions and to be able to supply power to a greater load when needed.
    • 由发动机驱动的电子控制的逆变器型发电机系统包括响应于发动机转速具有相应的第一和第二电压产生特性的第一和第二发电机构。 当发动机在第一发动机速度范围内操作时,发电机系统选择来自第一发电机体的交流输出,并且当发动机在第二发动机速度范围内运行时,选择来自第二发电机体的交流输出。 所选择的发电机构的交流输出被整流为直流电压,整流的直流电压被转换成受控的交流电压。 使用两个发电机构使得发电机系统能够在正常负载条件下以经济模式运行,并且能够在需要时向更大负载供电。