电器与能效管理技术 ›› 2023, Vol. 0 ›› Issue (2): 39-43.doi: 10.16628/j.cnki.2095-8188.2023.02.008

• 电气设计与探讨 • 上一篇    下一篇

轨道交通用充放电电阻参数计算及选型方法

牛莹   

  1. 西安中车永电捷通电气有限公司, 陕西 西安 710018
  • 收稿日期:2022-05-04 出版日期:2023-02-28 发布日期:2023-03-21
  • 作者简介:牛 莹(1989—),女,工程师,主要从事变流器的系统设计工作。

Design and Type Selection Method of Charging and Discharging Resistors for Rail Transport

NIU Ying   

  1. CRRC Xi’an Yongejietong Electric Co.,Ltd., Xi’an 710018, China
  • Received:2022-05-04 Online:2023-02-28 Published:2023-03-21

摘要:

阐述了轨道交通用充放电电阻的工作原理,分析了充放电电阻的功能、工作模式、选型规则及简化电路。应用仿真软件对充放电电阻的充电和放电过程进行模拟,为充放电电阻的合理化设计提供计算及选型依据。将充电时间设置为1 s,放电时间设置为5 min/15 min,经验证是合理的。

关键词: 轨道交通, 充放电电阻, 参数计算, 充电时间, 放电时间

Abstract:

The working principle of charging and discharging resistor for rail transport is described.The function,working mode,selection rules and simplified circuit of charging and discharging resistor are analyzed.The charging and discharging process of the charging and discharging resistor is simulated by the simulation software,which provides the basis for calculation and selection of the reasonable design of the charging and discharging resistor.It is reasonable to set the charging time as 1 s and the discharging time as 5 min/15 min.

Key words: rail transport, charging and discharging resistors, parameter calculation, charging time, discharging time

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