您的位置: 标准下载 » 协会标准 » ASME 美国机械工程师协会 »

ASME SEC V A-7-2003 第7条.磁粉检验

作者:标准资料网 时间:2024-04-29 16:58:21  浏览:8629   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:Article7MagneticParticleExamination
【原文标准名称】:第7条.磁粉检验
【标准号】:ASMESECVA-7-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003-07-01
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:BoilerandPressureVessel.Article7MagneticParticleExamination
【中国标准分类号】:H26
【国际标准分类号】:
【页数】:
【正文语种】:英语


下载地址: 点击此处下载
【英文标准名称】:Fruit,vegetables,andfruitandvegetableproducts.Determinationofthecontentofvolatileacidity.
【原文标准名称】:水果,蔬菜及其制品.挥发性酸度含量的测定
【标准号】:NFV05-118-1974
【标准状态】:现行
【国别】:法国
【发布日期】:1974-01-01
【实施或试行日期】:1973-12-26
【发布单位】:法国标准化协会(AFNOR)
【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】:X26;X24
【国际标准分类号】:67_080_01
【页数】:4P;A4
【正文语种】:其他


【英文标准名称】:StandardTestMethodforCalibrationofNon-ConcentratorPhotovoltaicSecondaryReferenceCells
【原文标准名称】:非集中光电二次参比电池校准的标准试验方法
【标准号】:ASTME1362-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:E44.09
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:校正;太阳能电池;试验方法;副标准;光电器件
【英文主题词】:calibration;photovoltaic;referencecell;secondary
【摘要】:Theelectricaloutputofphotovoltaicdevicesisdependentonthespectralcontentofthesourceilluminationanditsintensity.Tomakeaccuratemeasurementsoftheperformanceofphotovoltaicdevicesunderavarietyoflightsources,itisnecessarytoaccountfortheerrorintheshort-circuitcurrentthatoccursiftherelativespectralresponseoftheprimaryreferencecellisnotidenticaltothespectralresponseofthecelltobecalibrated.Asimilarerroroccursifthespectralirradiancedistributionofthetestlightsourceisnotidenticaltothedesiredreferencespectralirradiancedistribution.TheseerrorsareaccountedforbythespectralmismatchparameterM(TestMethodE973),aquantitativemeasureoftheerrorintheshort-circuitcurrentmeasurement.Itistheintentofthistestmethodtoprovidearecognizedprocedureforcalibrating,characterizing,andreportingthecalibrationdataforsecondaryphotovoltaicreferencecells.Asecondaryreferencecelliscalibratedtothesamereferencespectralirradiancedistributionastheprimaryreferencecellusedduringthecalibration.PrimaryreferencecellscanbecalibratedbyuseofTestMethodE1125orTestMethodE1039.Note18212;Nostandardsforcalibrationofreferencecellstotheextraterrestrialspectralirradiancedistributionpresentlyexist.Asecondaryreferencecellshouldberecalibratedyearly,oreverysixmonthsifthecellisincontinuoususeoutdoors.RecommendedphysicalcharacteristicsofreferencecellsareprovidedinSpecificationE1040.Becausesiliconsolarcellsmadeonp-typesubstratesaresusceptibletoalossofIscuponinitialexposuretolight,itisrequiredthatnewlymanufacturedreferencecellsbelightsoakedatanirradiancelevelgreaterthan850W/m2for2hpriortoinitialcharcterizationinSection7.1.1Thistestmethodcoverscalibrationandcharacterizationofsecondaryterrestrialphotovoltaicreferencecellstoadesiredreferencespectralirradiancedistribution.TherecommendedphysicalrequirementsforthesereferencecellsaredescribedinSpecificationE1040.Referencecellsareprincipallyusedinthedeterminationoftheelectricalperformanceofaphotovoltaicdevice.1.2Secondaryreferencecellsarecalibratedindoorsusingsimulatedsunlightoroutdoorsinnaturalsunlightbyreferencetoaprimaryreferencecellpreviouslycalibratedtothesamedesiredreferencespectralirradiancedistribution.1.3Secondaryreferencecellscalibratedaccordingtothistestmethodwillhavethesameradiometrictraceabilityastheoftheprimaryreferencecellusedforthecalibration.Therefore,iftheprimaryreferencecellistraceabletotheWorldRadiometricReference(WRR,seeTestMethodE816),theresultingsecondaryreferencecellwillalsobetraceabletotheWRR.1.4Thistestmethodappliesonlytothecalibrationofaphotovoltaiccellthatdemonstratesalinearshort-circuitcurrentversusirradiancecharacteristicoveritsintendedrangeofuse,asdefinedinTestMethodE1143.1.5Thistestmethodappliesonlytothecalibrationofaphotovoltaiccellthathasbeenfabricatedusingasinglephotovoltaicjunction.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:K83
【国际标准分类号】:31_260
【页数】:4P.;A4
【正文语种】: