电气化铁道牵引变电所对电力系统影响和治理的仿真研究.pdfVIP

电气化铁道牵引变电所对电力系统影响及治理的仿 真研究 1 1 1 1 2 武中 王志刚 宋述勇 霍成军 罗韬 1 2 山西电力科学研究院 山西省电力公司 030001 Simulation research on the influence and management of the electrified railway traction substation on power system 1 1 1 1 2 WuZhong WangZhiGang SongShuYong HuoChengJun LuoTao 1 2 Shanxi Electric Power Research Institute ,Shanxi Electric Power Company 030001 Abstract: Electric railway traction is the single-phase 采取经济合理的治理措施保证电网合格的供电电能 load, with impact, asymmetric and nonlinear 质量，对于保障电网和铁道系统安全高效运行，在 characteristics. With high-speed heavy rail and rapid 当前高速重载铁道建设快速发展时期具有重要的现 development, low-impedance, high overload capacity 实意义。 of the V/V transformers are widely used on the 关键词：V/V 变压器；牵引变电所；电力机车；电 electricity power system, the influence of other power 能质量；仿真 users growing, The power quality complaints and 0 引言 power supply obstacles has caused power department, 电气化铁道电力机车为大功率、单相整 the railway department highly valued. By Simulation 流负荷，具有冲击性、不对称和非线性的特 research on the influence and management of the V/V 点，产生三相不对称的谐波电流和基波负序 wiring traction substation and electric locomotive on 电流注入电力系统。由于机车的快速移动， power system, this paper discusses the electrified 电力机车对电力系统的影响波及面广；由于 railway power quality simulation methods of analysis 电气化铁道途经地区电网强弱不同，对电力 and management to ensure the power supply quality. 系统影响也不同，引发的电能质量投诉和供 Keywords: V/V transformers; traction substation; 电障碍时有发生。因此，研究电气化铁道牵 electric locomotive; power quality; simulation 引变电所对电力系统影响的分析计算方法， 摘要：电气化铁道电力牵引机车是单相负荷，具有 对电力机车引起系统电压变动和注入系统 冲击性、不对称和非线性的特点。随着高速重载铁 谐波电流、负序电流及其