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The Influence of Induction Motor on Voltage Stability of Power System Based on Bifurcation Theory
Author(s): 
Pages: 3059-3064
Year: Issue:  z1
Journal: East China Electric Power

Keyword:  bifurcation theoryvoltage stabilityinduction motor;
Abstract: 电压过低将不能满足用户对电能质量的要求,同时还可能引起电力系统的连锁故障.指出负荷组成中感应电动机负荷成分较多时,会对电压稳定造成不利影响,所以研究电动机负荷与临界失稳电压之间的关系,将有助于对电压稳定进行控制.在单机单负荷系统中,建立了基于潮流方程的感应电动机模型,应用分岔理论,从电压失稳的机理角度出发推导出临界失稳电压的表达式,研究感应电动机关键参数与临界失稳电压的关系,并给出它们之间的关系曲线.
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