The large-scale popularization of electric vehicles(EVs)brings the potential for grid frequency regulation.Considering the characteristics of fast response and adjustment of EVs,two control strategies of automatic gen...The large-scale popularization of electric vehicles(EVs)brings the potential for grid frequency regulation.Considering the characteristics of fast response and adjustment of EVs,two control strategies of automatic generation control(AGC)with EVs are proposed responding to two high frequency regulating signals extracted from area control error(ACE)and area regulation requirement(ARR)by a digital filter,respectively.In order to dispatch regulation task to EVs,the capacity of regulation is calculated based on maximum V2G power and the present V2G power of EVs.Finally,simulations based on a two-area interconnected power system show that the proposed approaches can significantly suppress frequency deviation and reduce the active power output of traditional generation units.展开更多
电力系统区域控制偏差(aera control error,ACE)是电网运行规程(standard operating procedure,SOP)的主要指标之一。为确定"充放储"一体化电站的功率-频率控制方法,定义了一体化电站的区域控制偏差指标(integrated station a...电力系统区域控制偏差(aera control error,ACE)是电网运行规程(standard operating procedure,SOP)的主要指标之一。为确定"充放储"一体化电站的功率-频率控制方法,定义了一体化电站的区域控制偏差指标(integrated station aera control error,ISACE)。根据ISACE指标和一体化电站的运行模式划分,分别提出了一体化电站的增值控制调度策略和紧急支持控制调度策略,通过对实际电力系统运行数据进行定量分析,验证了一体化电站参与电力系统区域控制偏差调整的效果。展开更多
基金This work was supported by Sino-US international Science and Technology Cooperation Project(Grant No.2016YFE0105300).
文摘The large-scale popularization of electric vehicles(EVs)brings the potential for grid frequency regulation.Considering the characteristics of fast response and adjustment of EVs,two control strategies of automatic generation control(AGC)with EVs are proposed responding to two high frequency regulating signals extracted from area control error(ACE)and area regulation requirement(ARR)by a digital filter,respectively.In order to dispatch regulation task to EVs,the capacity of regulation is calculated based on maximum V2G power and the present V2G power of EVs.Finally,simulations based on a two-area interconnected power system show that the proposed approaches can significantly suppress frequency deviation and reduce the active power output of traditional generation units.
文摘电力系统区域控制偏差(aera control error,ACE)是电网运行规程(standard operating procedure,SOP)的主要指标之一。为确定"充放储"一体化电站的功率-频率控制方法,定义了一体化电站的区域控制偏差指标(integrated station aera control error,ISACE)。根据ISACE指标和一体化电站的运行模式划分,分别提出了一体化电站的增值控制调度策略和紧急支持控制调度策略,通过对实际电力系统运行数据进行定量分析,验证了一体化电站参与电力系统区域控制偏差调整的效果。
