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Switched Shunt의 무효전력 민감도를 이용한 조류계산 수렴성 개선
오성균(Sung-Kyun Oh),양민욱(Min-Yuk Yang),김건중(Kern-Joong Kim) 대한전기학회 2012 전기학회논문지 Vol.61 No.3
It is difficult to converge power flow for the power system planning data. The main cause of power flow diverse is reactive power imbalance. A active power could be adjust by ELD or merit order but a reactive power couldn"t dispatch before power flow analysis. The lack of reactive power of power system is cause a inadequate voltage drop This paper suggest new reactive power dispatch algorithm using switched shunt admittance. This algorithm uses reactive power sensitivity called switch shunt jacobian. When proposed algorithm applies to real system data that couldn"t be conversed in PSS/E the power flow analysis is converged.