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电网技术  2010 

交流牵引供电系统仿真通用数学模型及其应用

, PP. 25-29

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Abstract:

对交流牵引供电系统进行统一的数学建模,是实现数字化仿真的关键。以多导体传输线模型为基础,构建了适用于不同供电方式的牵引网统一数学模型;基于牵引变电所端口电气量通用变换关系,推导了适用于不同变压器接线形式和不同相序接入的牵引变电所通用等值电路;在链式网络结构的基础上,建立了交流牵引供电系统仿真通用数学模型,并改进潮流计算方法。以此为基础,开发交流牵引供电仿真软件。实例计算表明,该模型具有良好的通用性和较高的精确度,适用于高速、重载电气化铁道牵引供电系统仿真。

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