| 单台Yn，d11式变压器构成的新型同相供电系统 |
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| 引用本文： | 罗广雷,张秀峰,林贞礼,马峰超.单台Yn，d11式变压器构成的新型同相供电系统[J].变流技术与电力牵引,2009(4):36-39. |
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| 作者姓名： | 罗广雷 张秀峰 林贞礼 马峰超 |
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| 作者单位： | 西南交通大学电气工程学院; |
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| 摘 要： | 单相工频牵引供电系统对电力系统造成了三相负载不平衡、无功和谐波污染问题，同时对通信信号有严重的干扰，制约了高速、重载铁路的发展。针对单台接线式变压器，在BT供电方式的基础上，以三相三桥臂结构，将有源滤波器与Yn。d11接线变压器结合构成新型同相供电系统。根据瞬时无功功率理论，通过有功电流分离法实时检测谐波及无功电流，并结合平衡变换原理平衡负序。仿真证实平衡方式和检测控制方法正确，该系统方案可行。
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| 关 键 词： | 牵引供电系统 平衡变换 负序 综合补偿 同相供电 |
New Co-phase Power Supply System Based on Yn,d11 Wiring Autotransformer |
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| LUO Guang-lei,ZHANG Xiu-feng,LIN Zhen-li,MA Feng-chao.New Co-phase Power Supply System Based on Yn,d11 Wiring Autotransformer[J].Converter Technology & Electric Traction,2009(4):36-39. |
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| Authors: | LUO Guang-lei ZHANG Xiu-feng LIN Zhen-li MA Feng-chao |
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| Institution: | School of Electrical Engineering;Southwest Jiaotong University;Chengdu;Sichuan 610031;China |
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| Abstract: | Three phase load with unbalance,reactive power and harmonic pollution on power system are caused by traction power supply system of single phase working frequency,furthermore,the serious interference on communication signal and the development restriction for railway with high speed and heavy haul are carried out.Aiming to the single wiring transformer,based on BT power supply mode,a new co-phase power supply system is designed by combining the active filter,Yn,d11 wiring transformer as per three-phase thre... |
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| Keywords: | traction power supply system balance transformation negative comprehensive compensation co-phase power supply |
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