| 引用本文: | 袁季修,卓乐友,盛和乐,吴聚业,李京.保护用电流互感器应用的若干问题--《电流互感器和电压互感器选择和计算导则》简介[J].电力自动化设备,2003,(8):69-72 |
| .Some problems on application of current transformers in protection--Introduction of "Guide to the selection and calculation of current transformer and voltage transformer"[J].Electric Power Automation Equipment,2003,(8):69-72 |
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| 摘要: |
| 简要介绍《电流互感器和电压互感器选择和计算导则》中关于保护用电流互感器选择和计算的若干较重要的规定：如互感器类型选择原则，什么情况下需要考虑暂态特性；在稳态下，实际准确限值系数的确定方法及应注意问题；暂态特性计算方法及有关参数等问题。 |
| 关键词: 电流互感器 保护 短路电流 饱和 暂态性能 |
| DOI： |
| 分类号:TM452 |
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| Some problems on application of current transformers in protection--Introduction of "Guide to the selection and calculation of current transformer and voltage transformer" |
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YUAN Ji-xiu 1 ZHUO Le-you 2 SHENG He-le 1 WU Ju-ye 1 LI Jing 2
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| Abstract: |
| Some important provision s in"Guide for selection and calculation of CTs and PTs "are in tro duced.They are:the principle of the CT type selection,the conditions when the transient charac-teristic should be considered,the determination of actual accuracy limit factor in steady state and the related problems ,the calculation method of transient characteristic and the related parameters and so on. |
| Key words: current transformer,protection,short circuit current,saturation,trancient performence, |
