文件名称:New-Method-of-Voltage-Control
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考虑分布式电源的配电网电压控制新方法。针对含分布式电源的配电网电压越限问题,提出了一种基于灵敏度分析进行综合调节分布式电源出力和投切电容器组的电压控制新方法。当配电网出现节点电压越限,通过计算各个节点的注入无功功率对电压的灵敏度,以系统节点电压偏移最小为目标函数,采用和声算法,综合确定调节分布式电源出力大小和投切电容器组大小,并对分布式电源是否参与电压控制的控制效果和是否按电压灵敏度调节电压的控制效果进行了比较。-New Method of Voltage Control Considering Distribution Network Containing Distributed Generation. Considering out of limit voltage in distribution network containing distributed generation(DG),a new method of voltage control is proposed,which is based on sensitivity analysis and consists of comprehensive regulations of outputs of DGs and switching capacitor groups.When out of limit voltage appears,the sensitivity of voltages in each node caused by input reactive power is worked out,with minimum shifts of nodes in system selected to be an objective function and harmony search algorithm adopted as calculating method,then the magnitude of outputs of sources and switching groups is determined comprehensively.Also the performances of voltage control with and without DGs and regulations by voltage sensitivity are compared.This paper deduced sensitivity matrix in cartesian coordinates,and employed IEEE-33 bus system to verify the control strategy,and verified its correctness and effectiveness
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New Method of Voltage Control.pdf