...合_电子资料文库 关键词:直流牵引供电系统,线路检测,自动重合闸,继电保护 [gap=444]Key words:DC traction power supply system; line detection; automatic re-closing; relay protection ..
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With the rapid development of subway, it is necessary to consummate the protection for DC traction power supply system.
随着城市地铁的大力发展，研制更加完善的直流保护正是应时之需。
The significance of electrical protection and definite value of DC traction power supply system for metro is illustrated.
阐明地铁直流牵引供电系统电气保护设置与定值的重要性，着重论述地铁电气保护设置的主要原则。
Introduces the principle of frame leak protection in DC traction power supply system, and compares it with OVPD to explain the cooperation of them.
介绍了直流牵引供电系统中常见的框架泄漏保护装置的原理，并与轨电位装置进行比较，说明两者的配合。
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