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葛洲坝和南桥换流站一次设备运行情况和健康水平评估
引用本文:宿志一,范建斌.葛洲坝和南桥换流站一次设备运行情况和健康水平评估[J].电力设备,2003,4(3):1-9.
作者姓名:宿志一  范建斌
作者单位:中国电力科学研究院,北京,100085
摘    要:对葛洲坝和南桥换流站投运至今一次设备的运行情况进行了综述,并着重对一次设备故障导致系统被迫停运的原因进行了评估。根据历年一次设备故障导致系统停运次数无明显变化的事实,明确指出,在长期大负荷下,葛洲坝和南桥换流站直流系统尚难以显提高其安全运行的可靠性。目前,对安全运行威胁最大的是直流、交流滤波器和可能已存在隐患的换流变压器及直流设备的充油套管、可控硅阀等设备。最后,介绍了二换流站国产设备(部件)的试运行效果。

关 键 词:葛洲坝换流站  设备运行  可靠性  设备故障  安全运行  交流滤波器  换流变压器  高压直流输电线路
修稿时间:2003年3月24日

Investigation and Evaluation of Primary Equipment Operation Condition in Gezhouba and Nanqiao HVDC Converter Stations
Su Zhiyi Fan Jianbin.Investigation and Evaluation of Primary Equipment Operation Condition in Gezhouba and Nanqiao HVDC Converter Stations[J].Electrical Equipment,2003,4(3):1-9.
Authors:Su Zhiyi Fan Jianbin
Abstract:The operation conditions of primary equipments since 1989 are investigated and the forced outrage rea- sons of primary equipments are evaluated in this paper.The DC and AC filters,converter transformers,which have hidden trouble,and the oil-filled bushing of DC equipments and the thyristor valves are the main factors to affect the safety operation of converter stations in time being.Finally,the trial operation results of domestic produced e- quipments in two converter stations are presented.
Keywords:primary equipment  forced outage  reliability  
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