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高压电器  2015 

换流变压器负载损耗计算方法分析对比

DOI: 10.13296/j.1001-1609.hva.2015.12.015, PP. 84-88

Keywords: 换流变压器, IEC61378-2―2001, IEEE1158―1991, 负载损耗, 谐波损耗

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Abstract:

准确计算换流变压器的负载损耗,对换流变压器的稳定运行,具有十分重要的意义。文中分析了目前常用的几种换流变压器负载损耗计算方法,并对其进行简单评述。在此基础上对各方法建立的假设前提进行了分析论证。分析表明结构件杂散损耗与电流的平方成正比的关系成立,但与频率的0.8次方成正比的关系需进行进一步校核,否则会给负载损耗计算带来误差,建议将导磁材料和非导磁材料分开进行研究。

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