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Merging Startª²up Analysis of the Tieª²line Equipped wi th IPC
LIU Xiukuan, JIANG Weiyong, LI Juan, JI Yanchao, LIU Zhuo
(Harbin Institute of Technology, Harbin 150001, China)
¡¡¡¡Abstract: In this paper, the instant startª²up state of network merging is analyzed by vec tor analysis, and the relationship formula between the network and IPC parameter s when the syntony happens before merging is provided. By simulating the merging operation of northeast and north network with IPC equipped on the tieª²line, th e electric quantities before and after merging such as port voltage of network a nd tieª²line current, the port voltage and current of IPC inductance and conduct ance were simulated. A new scheme of merging startup operation is presented by comparing the restraining levels of resonance with different IPC parameters. Th e results show that it can effectively control resonance and meet the request of network interconnection.
¡¡¡¡Key words: FACTS; IPC; interconnection of power system; vect or analyze; syntony in series
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