DL/T 309-2010 1000kV交流系统电力设备现场试验实施导则
时间:2024-05-22 00:29:09 来源: 标准资料网 作者：标准资料网 阅读：9587
基本信息
| 标准名称： | 1000kV交流系统电力设备现场试验实施导则 |
| 发布部门： | 国家能源局 |
| 发布日期： | 2011-01-09 |
| 实施日期： | 2011-05-01 |
| 首发日期： | |
| 作废日期： | |
| 出版社： | 中国电力出版社 |
| 出版日期： | 2011-05-01 |
| 页数： | 24页 |
| 书号： | 155123·400 |
适用范围
本标准适用于1000kV交流电气设备的现场试验。
前言
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目录
1 范围
2 规范性引用文件
3 电力变压器
4 电抗器
5 电容式电压互感器
6 套管式电流互感器
7 气体绝缘金属封闭开关设备
8 避雷器
9 接地装置
引用标准
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所属分类： 食品 食品综合 卫生 安全 劳动保护
【英文标准名称】:StandardTestMethodforMeasurementofSmokeObscurationUsingaConicalRadiantSourceinaSingleClosedChamber,WiththeTestSpecimenOrientedHorizontally
【原文标准名称】:在单个闭室中利用带水平试样的锥形辐射源测量烟雾昏暗度的标准试验方法
【标准号】:ASTME1995-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E05.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:coneheater;fire;fire-test-responsecharacteristic;opticaldensity;smoke;smokeobscuration;Calibration--air/atmosphericanalysisinstruments;Calibration--temperatureanalysisinstrumentation;Closedchambertesting;Conicalradiantheater;Fir
【摘要】:Thistestmethodprovidesameansfordeterminingthespecificopticaldensityofthesmokegeneratedbyspecimensofmaterials,products,orassembliesunderthespecifiedexposureconditions.Valuesdeterminedbythistestarespecifictothespecimenintheformandthicknesstestedandarenotinherentfundamentalpropertiesofthematerial,product,orassemblytested.Thistestmethodusesaphotometricscaletomeasuresmokeobscuration,whichissimilartotheopticaldensityscaleforhumanvision.Thetestmethoddoesnotmeasurephysiologicalaspectsassociatedwithvision.Atthepresenttimenobasisexistsforpredictingthesmokeobscurationtobegeneratedbythespecimensuponexposuretoheatorflameunderanyfireconditionsotherthanthosespecified.Moreover,aswithmanysmokeobscurationtestmethods,thecorrelationwithmeasurementsbyothertestmethodshasnotbeenestablished.Thecurrentsmokedensitychambertest,TestMethodE662,isusedbyspecifiersoffloorcoveringsandintherailtransportationindustries.Themeasurementofsmokeobscurationisimportanttotheresearcherandtheproductdevelopmentscientist.Thistestmethod,whichincorporatesimprovementsoverTestMethodE662,alsowillincreasetheusefulnessofsmokeobscurationmeasurementstothespecifierandtoproductmanufacturers.ThefollowingareimprovementsofferedbythistestmethodoverTestMethodE662:thehorizontalspecimenorientationsolvestheproblemofmeltingandflamingdripsfromverticallyorientedspecimens;theconicalheatsourceprovidesamoreuniformheatinput;theheatinputcanbevariedoverarangeofupto50kW/m2,ratherthanhavingafixedvalueof25kW/m2;and,the(optional)loadcellpermitscalculationstobemadeofmassopticaldensity,whichassociatesthesmokeobscurationfire-test-responsecharacteristicmeasuredwiththemassloss.Limitations:Thefollowingbehaviorduringatestrendersthattestinvalid:aspecimenbeingdisplacedfromthezoneofcontrolledirradiancesoastotouchthepilotburnerorthepilotflame;extinctionofthepilotflame(evenforashortperiodoftime)intheflamingmode;moltenmaterialoverflowingthespecimenholder;or,self-ignitioninthenonflamingmode.Asisusualinsmall-scaletestmethods,resultsobtainedfromthistestmethodhaveproventobeaffectedbyvariationsinspecimengeometry,surfaceorientation,thickness(eitheroverallorindividuallayer),mass,andcomposition.Theresultsofthetestapplyonlytothethicknessofthespecimenastested.Nosimplemathematicalformulaexiststocalculatethespecificopticaldensityofaspecimenataspecimenthicknessdifferentfromthethicknessatwhichitwastested.Theliteraturecontainssomeinformationonarelationshipbetweenopticaldensityandspecimenthickness[1].Resultsobtainedfromthistestmethodareaffectedbyvariationsinthepositionofthespecimenandradiometerrelativetotheradiantheatsource,sincetherelativepositioningaffectstheradiantheatflux(seealsoAppendixX2).Thetestresultshaveprovensensitivetoexcessiveaccumulationsofresidueinthechamber,whichserveasadditionalinsulators,tendingtoreducenormallyexpectedcondensationoftheaerosol,therebyraisingthemeasuredspecificopticaldensity(see5.5.8.3and11.1.2).Themeasurementsobtainedhavealsoprovensensitivetodifferencesinconditioning(seeSection10).Manymaterials,products,orassemblies,suchassomecarpeting,wood,plastics,ortextiles,requirelongperiodstoattainequilibrium(constantweight)eveninaforced-draftconditioningchamber.Thissensitivityreflectstheinherentnatu......
【中国标准分类号】:C80
【国际标准分类号】:13_220_40
【页数】:24P.;A4
【正文语种】:英语
【英文标准名称】:Processplantpipingsystems-Engineeringdocumentation-Pipingmodels;Examples
【原文标准名称】:工艺流程设备管道.设计和施工资料.管道模型.施工示例
【标准号】:DIN2408T.2Bb.1-1985
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】: