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WENG Lantian. 基于自适应拓扑建模的船用电网短路计算方法[J]. Chinese Journal of Ship Research, 2012, 7(5): 107-112. DOI: 10.3969/j.issn.1673-3185.2012.05.019
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WENG Lantian. 基于自适应拓扑建模的船用电网短路计算方法[J]. Chinese Journal of Ship Research, 2012, 7(5): 107-112. DOI: 10.3969/j.issn.1673-3185.2012.05.019
WENG Lantian. 基于自适应拓扑建模的船用电网短路计算方法[J]. Chinese Journal of Ship Research, 2012, 7(5): 107-112. DOI: 10.3969/j.issn.1673-3185.2012.05.019
Citation:
WENG Lantian. 基于自适应拓扑建模的船用电网短路计算方法[J]. Chinese Journal of Ship Research, 2012, 7(5): 107-112. DOI: 10.3969/j.issn.1673-3185.2012.05.019
基于自适应拓扑建模的船用电网短路计算方法
WENG Lantian
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Abstract
为提高舰船电力系统短路计算的效率、准确性,适应现代舰船规模日趋庞大,结构易变等复杂环境,提出一种基于自适应拓扑建模的短路计算新方法。利用船用电网辐射结构特点,对网络进行二次辐射建模,并针对此模型制定了电源等效次序算法,而后基于戴维南等效定律,将网络中的电源路径按照电源等效次序逐级合并,最后得到网络对于短路点的戴维南等效电路,从而获得短路电流。该算法可对主要异步电机反充负荷进行量化计算,并能应付多电源、多重故障、不对称故障短路等复杂情况。性能分析和算例分析表明:该算法高效、准确,并能适应多种复杂环境。
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