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分析磁浮交通直流牵引供电系统的结构特点及磁浮车辆对供电系统的特殊要求,分析新型磁浮交通供电系统中杂散电流回路的变化,着重对比磁浮交通在直流系统和直流设备接地方面与传统轨道交通的异同,探讨这种供电方式对系统构成和保护配置的影响,对磁浮供电系统的保护配置、新型接地漏电保护的主要性能以及杂散电流的防护提出建议。
This paper analyzes the structural characteristics of the DC traction power supply system and the special requirements of the maglev vehicle for the power supply system, analyzes the changes of the stray current loops in the new maglev traffic supply system, and compares with the traditional rail transit This paper also discusses the similarities and differences between the power supply system and the system configuration and the protection configuration.