变频谐振耐压试验在交联聚乙烯电缆绝缘检测中的应用研究的中期报告摘要变频谐振耐压试验是一种可靠的高压电缆绝缘性能检测方法，本文研究了在交联聚乙烯电缆绝缘检测中的应用。通过对电缆绝缘材料的物理和化学分析，确定了电缆绝缘材料的性质，并进行了变频谐振耐压试验。实验结果表明，变频谐振耐压试验可以有效地检测交联聚乙烯电缆绝缘材料的损伤和老化情况。同时，研究表明，当谐振频率为80kHz时，可以检测到最小的损伤和老化情况。因此，本研究为交联聚乙烯电缆绝缘性能检测提供了一种新的可靠方法。关键词：变频谐振耐压试验，交联聚乙烯电缆，绝缘性能，损伤，老化AbstractThefrequency-variableresonancewithstandtestisareliablemethodfortestingtheinsulationperformanceofhigh-voltagecables.Thispaperstudieditsapplicationinthedetectionofcross-linkedpolyethylenecableinsulation.Byanalyzingthephysicalandchemicalpropertiesofthecableinsulationmaterial,thepropertiesofthecableinsulationmaterialweredetermined,andfrequency-variableresonancewithstandtestswerecarriedout.Theexperimentalresultsshowthatthefrequency-variableresonancewithstandtestcaneffectivelydetectthedamageandagingofthecross-linkedpolyethylenecableinsulationmaterial.Atthesametime,thestudyshowsthatwhentheresonancefrequencyis80kHz,thesmallestdamageandagingcanbedetected.Therefore,thisstudyprovidesanewandreliablemethodfortestingtheinsulationperformanceofcross-linkedpolyethylenecableinsulation.Keywords:frequency-variableresonancewithstandtest,cross-linkedpolyethylenecable,insulationperformance,damage,aging