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    • 65. 发明申请
    • Distributed generation system and power system stabilizing method
    • 分布式发电系统和电力系统稳定方法
    • US20070097565A1
    • 2007-05-03
    • US11586540
    • 2006-10-26
    • Shinya OoharaMasaya IchinoseMotoo FutamiMitsugu MatsutakeShoji Fukuda
    • Shinya OoharaMasaya IchinoseMotoo FutamiMitsugu MatsutakeShoji Fukuda
    • H02H7/06
    • H02J3/24H02J3/386Y02E10/763
    • A distributed generation system that can suppress a voltage fluctuation caused by a distributed generation by an apparatus of a small power capacity in the distributed generation itself and stabilize the power system voltage without inserting interharmonic voltage or current into the power system and without interference among a plurality of distributed generations. Parameter α(t) varying with time is estimated based on fluctuating component ΔP of the active power P generated by the distributed generation and the voltage fluctuating component ΔV attributable to the distributed generation developed at the point of connection between the distributed generation and power system. The distributed generation produces reactive power Q=−αP or Q=−αΔP, to thereby suppresses only the voltage fluctuation of the power system attributable to the distributed generation.
    • 一种分布式发电系统,其可以抑制由分布式发电本身中的小功率容量的装置的分布式发电引起的电压波动,并且稳定电力系统电压,而不将间谐波电压或电流插入到电力系统中,并且在多个 的分布式世代。 基于由分布式发电产生的有功功率P的波动分量ΔP和归因于在分布式发电和电力系统之间的连接点产生的分布式发电的电压波动分量DeltaV来估计随时间变化的参数α(t)。 分布式发电产生无功功率Q = -alphaP或Q = -alphaDeltaP,从而仅抑制归因于分布式发电的电力系统的电压波动。
    • 68. 发明授权
    • Gas turbine system and method for controlling the same
    • 燃气轮机系统及其控制方法
    • US06768277B2
    • 2004-07-27
    • US10102598
    • 2002-03-18
    • Masaya IchinoseMotoo FutamiHiroshi Arita
    • Masaya IchinoseMotoo FutamiHiroshi Arita
    • H02P766
    • F02C9/28F05D2270/304H02P9/04
    • In a gas turbine system having first power converter converting power system N AC voltage to DC voltage, second power converter converting the DC voltage into AC voltage, generator connected to second power converter's AC output and rotated by turbine and turbine controller outputting a revolution speed command value omg* according to a fuel flow rate of the turbine, a detector for detects a revolution speed omg of the generator, another detector detects Vdc of the first converter, a speed regulator generats a DC voltage command value according to a difference between omg and omg*, a switchover unit selects either a preset DC voltage command value Vref or the DC voltage command value according to the revolution speed omg and a voltage regulator and a controller control first power converter conversion output according to a control signal for making Vdc coincide with Vdc*.
    • 在具有将电力系统N交流电压转换为直流电压的第一功率转换器的燃气轮机系统中,将直流电压转换成交流电压的第二功率转换器,与第二功率转换器的交流输出相连接的发电机,由涡轮机和涡轮机控制器旋转输出转速指令 根据涡轮机的燃料流量计算值,检测器,用于检测发电机的转速,另一个检测器检测第一转换器的Vdc,速度调节器根据omg和 omg *,切换单元根据转速omg和调节器选择预置的直流电压指令值Vref或直流电压指令值,以及根据用于使Vdc与Vdc的Vdc一致的控制信号的控制器控制第一功率转换器转换输出 Vdc *。