变压器材料-绝缘材料检验

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1、Inspectionstandardforinsulationmaterial绝缘材料检验标准1.0OBJECTIVE目的Todefineaprocedurethatprovidesforacceptanceofpartsqualitybytheenduserthroughinspectionforaspecificationtimeataspecifieddistance.建立此程序以确保通过最终客户定时定点的检测后所提供的零部件质量接收要求.2.0SCOPE范围TheinspectionstandardisuseonlyforMegapowerShanghai.Theins

2、ulationmaterialincludeinsulationfoil,insulator,insulatedwasher.本检验标准适用于.绝缘材料包括绝缘薄膜，绝缘体，绝缘器，绝缘垫片等.3.0DEFINE定义Majordefects:Pointseriousimpacttothevisionanduse;Andcan’treachtothedesignrequirement.主要缺点:指严重的影响使用及严重影响视觉;及无法达到原设计要求的缺点;Mindefects:Pointimpacttovision;Andnoimportantdimensionaccordingt

3、otheass’ydrawing.次要缺点:指轻微影响视觉及非关键尺寸的缺点;4.0SAMPLINGPLANANDACCEPTABLEQUALITYLEVEL抽样计划和允收水平4.1Samplingplan:抽样计划AccordingtosamplingplanofMegapowershanghai,thesamplinggradeisdividedinto:Reducesampling,normalsampling,increasesampling.抽样方案按照兆启上海的抽样计划，抽样等级分为：正常抽样，减少抽样，加强抽样。正常选择抽样比例依照一般检验水准II级。4.2Acc

4、eptableQualityLevel允收水准:MajordefectforAQL0.25;MindefectforAQL1.0,Thesampleplanisclasstwoaccordingtogeneralinspectionlevels.主要缺陷为AQL0.25;次要缺陷为AQL1.0;*REFERENCEINFO:MIL-STD-105E*参考资料:MIL-STD-105E5.0INSPECTIONEQUIPMENTS检验设备5.1Appearanceinspection:view外观检验：目视5.2Dimensioninspection:caliper尺寸检验：卡尺

5、5.3Functioninspection:highvoltagemeter,insulatedmeter性能检验：高压仪，绝缘仪6.0INSPECTIONCONDITION检验条件6.1Distance:thedistanceis30cmbetweeneyeswithmaterial.距离：肉眼与被测物距离30cm左右。Page3of36.2Time：Theinspection’stimewithinsevenseconds.时间：在七秒钟内能确认缺陷。6.3Lighting:500Lux照明：应使用均匀、无方向性、至少500勒克司的照明。6.4Temperature:20-

6、28℃温度：20—28℃。6.5Inspectionvision:Inspectionmustbemadebyindividualwith1.0visionorvisioncorrectedto1.0检查视力：检验员裸视力和矫正视力为1.0。7.0Appearanceinspection外观检验S/N序号Inspectionitems检验项目Inspectionstandard检验标准Defectgrade缺陷等级Remark备注MAMI1Cracking破裂None无X2Burr毛边None无X3Dirty脏污None无X4Material材质Mustaccordwithdr

7、awing;必须符合图纸要求X7.1Dimensioninspection尺寸检验S/N序号Inspectionitems检验项目Inspectionstandard检验标准Defectgrade缺陷等级Remark备注MAMI1Thickness厚度Accordingtodrawing依图纸XWidth宽度Accordingtodrawing依图纸XOtherdimensions其它尺寸Accordingtodrawing依图纸XMeasureFrequency测试数量:5pcs/lot/