Comparison and Calculation of Negative Sequence Current Caused by Traction Load

Wang Ronghua

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Comparison and Calculation of Negative Sequence Current Caused by Traction Load

更新时间：2025-11-18

- Comparison and Calculation of Negative Sequence Current Caused by Traction Load
- Issue 4, (1994)
- 作者机构：
  
  四川电力工业局勘察设计院
- 作者简介：
- 基金信息：
- DOI：
  CLC： TM922.0
- Published：1994
- 稿件说明：
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[1]汪荣华.牵引负荷产生负序电流的比较及计算[J].四川电力技术,1994(04):41-45.

Wang Ronghua. Comparison and Calculation of Negative Sequence Current Caused by Traction Load[J]. 1994, (4).
[1]汪荣华.牵引负荷产生负序电流的比较及计算[J].四川电力技术,1994(04):41-45. DOI：

Wang Ronghua. Comparison and Calculation of Negative Sequence Current Caused by Traction Load[J]. 1994, (4). DOI：

摘要

从设计计算上分析了电气化铁道供电变压器的负序电流．Ｙ／△－１１牵引变压器高压侧接入系统采用相序循环可以减少负序电流。针对每个牵引站而言，其负序电流的大小（模值）与相序无关二平衡变压器低压侧单臂供电时，负序电流大小与Ｙ／△－１１牵引变压器相同，双臂供电时，负序电流大小与两臂供电电流的差值成正比，当两臂供电电流相等时，负序电流最小。而Ｙ／△－１１牵引变压器只有在一臂电流是另一臂电流０．５倍时负序电流最小、并用计算机对牵引负荷产生的负序电流在电力系统中的分布作出计算。

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