国家自然科学基金(50707035)

作品数:3被引量:28H指数:3
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相关机构:华北电力大学(北京)更多>>
相关期刊:《Science China(Technological Sciences)》《电工技术学报》《Control Theory and Technology》更多>>
相关主题:超低频非光滑分岔极限环限幅调速系统更多>>
相关领域:自动化与计算机技术电气工程更多>>
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基于非光滑分岔的单机水电系统超低频频率振荡机理分析被引量:23
《电工技术学报》2020年第7期1489-1497,共9页薛安成 王嘉伟 
国家重点研发计划项目(2017YFB0902000);国家自然科学基金项目(51477050,50707035)资助。
针对单水电机组的电力系统,结合相图法分析水电机组调速系统限幅对超低频频率振荡的影响,揭示其发生超低频频率振荡的数学机理之一是非光滑分岔。首先,介绍限幅环节饱和导致的非光滑系统的振荡现象,说明了一般动力系统振荡的原因之一是...
关键词:非光滑分岔 超低频频率振荡 极限环 限幅 调速系统 
On the mechanism and control for the ultra-low frequency oscillation in NY Power Grid with large-scale hydropower被引量:12
《Control Theory and Technology》2019年第3期241-251,共11页Ancheng XUE Jiawei WANG Chao ZHENG Joe H.CHOW Tianshu BI 
National Natural Science Foundation of China (Nos. 51477050, 50707035) and 111 plan (No. B08013).
The power grid with large proportion of hydropower may engage the ultra-low frequency oscillation (ULFO),which threatening the operation of system.To the NY Power Grid system,whose dimension is over thousands,this pap...
关键词:Ultra -low frequency oscillatio n gover NOR system LIMIT no rnsmooth BIFURCATION LIMIT cycle 
A new transient stability margin based on dynamic security region and its applications被引量:3
《Science China(Technological Sciences)》2008年第6期751-760,共10页XUE AnCheng1, 2 & MEI ShengWei1 1 State Key Lab of Power Systems, Department of Electrical Engineering, Tsinghua University, Beijing 100084, China 2 Key Lab of Systems and Control, Institute of Systems Science, Chinese Academy of Sciences, Beijing 100190, China 
Supported by Chinese National Basic Research Program (Grant No. 2004CB217900);the National Natural Science Foundation of China (Grant Nos. 50525721, 50595411, 50707035) ;China Postdoctoral Science Foundation (Grant No. 20060400518)
A new transient stability margin is proposed based on a new expression of dynamic security region (DSR) which is developed from the existing expression of DSR. Applications of the DSR based transient stability margin ...
关键词:dynamic security REGION (DSR) TRANSIENT stability MARGIN CONTINGENCY SCREENING 
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