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牵引供电系统无功补偿与谐波抑制
引用本文:金立军,廖黎明,安世超,梅建.牵引供电系统无功补偿与谐波抑制[J].同济大学学报(自然科学版),2009,37(5).
作者姓名:金立军  廖黎明  安世超  梅建
作者单位:同济大学,电气工程系,上海,201804
摘    要:介绍了牵引供电系统的结构特点,并针对铁道牵引系统负荷分时性、空载率高的特点,设计了机械投切电容器MSC(mechanical switch capacitor)及晶闸管控制电抗器TCR(thyristor control reactor)型的无功补偿及滤波装置,并在PSCAD软件中建模、仿真,分析了在不同牵引负荷情况下MSC - TCR型静止无功补偿装置分组投切无功补偿效果和谐波滤除作用,为保证牵引供电系统的电能质量提供参考.

关 键 词:牵引供电系统  无功补偿  谐波抑制  机械投切  仿真

Reactive Power Compensation and Harmonics Restraint in Traction Power Systems
JIN Lijun,LIAO Liming,AN Shichao and MEI Jian.Reactive Power Compensation and Harmonics Restraint in Traction Power Systems[J].Journal of Tongji University(Natural Science),2009,37(5).
Authors:JIN Lijun  LIAO Liming  AN Shichao and MEI Jian
Institution:Department of Electrical Engineering, Tongji University, Shanghai 201801, China;Department of Electrical Engineering, Tongji University, Shanghai 201801, China;Department of Electrical Engineering, Tongji University, Shanghai 201801, China;Department of Electrical Engineering, Tongji University, Shanghai 201801, China
Abstract:The paper presents a brief introduction to the characteristic of the traction power system.In view of the time sharing and high empty loading rate of the traction power systems,a special mechanical switch capacitor and thyristor control reactor static var compensator is designed.The effect of harmonic filtering in different types of loads and corresponding switch scheme is emulated in PSCAD.The study provides a reference for ensuring the power quality of the traction power system.
Keywords:traction power system  reactive power compensation  harmonic restraint  mechanical switch  emulation
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