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特高压干式空心平波电抗器温度场耦合计算与试验

DOI: 10.13334/j.0258-8013.pcsee.2015.20.028, PP. 5344-5350

Keywords: 干式空心平波电抗器,特高压,有限容积法,温度场,流固耦合,温升试验

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Abstract:

为了研究特高压干式空心平波电抗器的温升分布特性,该文基于计算流体力学和传热学理论,建立了电抗器稳态流体与固体耦合温度场的数学计算模型。采用有限容积法对三维模型进行稳态流体场与温度场直接求解,获得其温度场分布特性,研究了包封轴向及径向温度分布规律。最后采用光纤测温法对自然对流下的电抗器进行温升测量。对比分析表明,计算与试验结果吻合较好,验证温度场数值计算的合理性和准确性,为特高压干式空心平波电抗器温升监测提供参考。

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