牵引网分段供电与分布式保护研究分析

Researches and Analysis of Sectionalized Power Supply and Distributed Protection for Traction Power Supply Network

针对电气化铁路牵引网现有继电保护的缺点,对电气化铁路牵引网分段供电进行了介绍,并在此基础上对牵引网的分布式纵联电流差动保护进行研究,分析了其整定值的影响因素。

With regard to the disadvantages in existing relay protection for traction network of electrified railway, introduction has been made on sectionalized power supply of electrified railway traction network, on the basis of which the researches on the distributed longitudinal differential protection of the traction network have been made, and the factors affecting the setting values have been analyzed as well.