GBT7252-2001变压器油中溶解气体分析和判断导则

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1、ICS29.040,10E38场昌中华人民共和国国家标准GB/'r7252一2001neqIEC60599:1999变压器油中溶解气体分析和判断导则Guidetotheanalysisandthediagnosisofgasesdissolvedintransformeroil2001门1一02发布2002一04一01实施中华人民共和国发布国家质量监督检验检疫总局GB/T7252-2001目次前言····················································

2、···········································。··················。·⋯81范围····················。························································。·································⋯⋯12引用标准··················。·············································

3、········································⋯⋯13定义·································································································。·············⋯⋯14产气原理····················。··········································。···················。···

4、··················⋯⋯15检测周期·····················。。························。···································。··············。······⋯⋯36取样·····································································································。·········⋯⋯37

5、从油中脱出溶解气体····································，·····················································⋯⋯58气体分析方法····························································。。····。································⋯⋯79故障识别·...................................

6、...........................................................................1010故障类型判断································································································⋯⋯1311气体继电器中自由气体的分析判断·············。。···································

7、····················一1612设备档案卡片············································，············。·········，··········。。················⋯⋯16附录A(标准的附录)样品的标签格式·..........................................................................17附录B(标准的附录)设备档案卡片格式···。·····

8、··········。···········································⋯⋯’二18附录C(提示的附录)哈斯特气体分压一温度关系·························································⋯⋯20附录n(提示的附录)标准混合气的适用浓度···········。··············································⋯⋯21附录E(提示的附录)气