IEC 60079-11-1976 防爆电气设备.第11部分:本征防爆安全"i"
时间:2024-05-29 03:46:41 来源: 标准资料网 作者：标准资料网 阅读：9736
【英文标准名称】:Electricalapparatusforexplosivegasatmospheres;part11:intrinsicsafety"i"
【原文标准名称】:防爆电气设备.第11部分:本征防爆安全"i"
【标准号】:IEC60079-11-1976
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【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】:K35
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:Rubber-orplastics-coatedfabrics-Determinationofresistancetoliquids
【原文标准名称】:橡胶或塑料涂覆织物.耐液体的测定
【标准号】:ISO6450-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-09
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:橡胶;纺织材料;耐力;浸渍试验;浸渍;涂层织物;塑料叠层板;塑料;物理性能;液体
【英文主题词】:Coatedfabrics;Immersion;Immersiontests;Liquids;Physicalproperties;Plasticlaminations;Plastics;Resistance;Rubber;Textiles
【摘要】:ThisInternationalStandardspecifiestwomethods(methods1and2)ofevaluatingtheresistanceoffabricscoatedwithplasticsorwithvulcanizedrubbertotheactionofliquidsbymeasurementofselectedpropertiesofthematerialsbeforeandafterimmersioninselectedliquids.Thedifferencebetweenthetwomethodsisasfollows:—Inmethod1,excessliquidisremovedfromthetestpieces,afterimmersion,bywiping.—Inmethod2,thetestpiecesareimmersedinavolatileliquidandexcessliquidissubsequentlyremovedbydryinginanoven.
【中国标准分类号】:W59
【国际标准分类号】:59_080_40
【页数】:10P.;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforApplicationofThermoluminescence-Dosimetry(TLD)SystemsforDeterminingAbsorbedDoseinRadiation-HardnessTestingofElectronicDevices
【原文标准名称】:测定电子设备在辐射硬度试验中的吸收剂量用热致发光-剂量测定法(TLD)的标准应用规程
【标准号】:ASTME668-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:E10.07
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:absorbeddose;radiation-hardnesstesting;thermoluminescentdosimeter;TLD;Thresholddetectors--60MeV;X-irradiation;Absorbedradiationdose;Dosimetry;Electricalconductors(semiconductors);Electronichardness;Electronicmaterials/applications;El
【摘要】:Absorbeddoseinamaterialisanimportantparameterthatcanbecorrelatedwithradiationeffectsproducedinelectroniccomponentsanddevicesthatareexposedtoionizingradiation.Reasonableestimatesofthisparametercanbecalculatedifknowledgeofthesourceradiationfield(thatis,energyspectrumandparticlefluence)isavailable.Sufficientlydetailedinformationabouttheradiationfieldisgenerallynotavailable.However,measurementsofabsorbeddosewithpassivedosimetersinaradiationtestfacilitycanprovideinformationfromwhichtheabsorbeddoseinamaterialofinterestcanbeinferred.Undercertainprescribedconditions,TLDsarequitesuitableforperformingsuchmeasurements.Note28212;Forcomprehensivediscussionsofvariousdosimetrymethodsapplicabletotheradiationtypesandenergyandabsorbeddose-raterangediscussedinthispractice,seeICRUReports14,17,21,and34.1.1Thispracticecoversproceduresfortheuseofthermoluminescencedosimeters(TLDs)todeterminetheabsorbeddoseinamaterialirradiatedbyionizingradiation.Althoughsomeelementsoftheprocedureshavebroaderapplication,thespecificareaofconcernisradiation-hardnesstestingofelectronicdevices.Thispracticeisapplicabletothemeasurementofabsorbeddoseinmaterialsirradiatedbygammarays,Xrays,andelectronsofenergiesfrom12to60MeV.Specificenergylimitsarecoveredinappropriatesectionsdescribingspecificapplicationsoftheprocedures.Therangeofabsorbeddosecoveredisapproximatelyfrom10x2212;2to104Gy(1to106rad),andtherangeofabsorbeddoseratesisapproximatelyfrom10x2212;2to1010Gy/s(1to1012rad/s).Absorbeddoseandabsorbeddose-ratemeasurementsinmaterialssubjectedtoneutronirradiationarenotcoveredinthispractice.Further,theportionoftheseproceduresthatdealwithelectronirradiationareprimarilyintendedforuseinpartstesting.Testingofdevicesasapartofmoremassivecomponentssuchaselectronicsboardsorboxesmayrequiretechniquesoutsidethescopeofthispractice.Note18212;Thepurposeoftheupperandlowerlimitsontheenergyforelectronirradiationistoapproachalimitingcasewheredosimetryissimplified.Specifically,thedosimetrymethodologyspecifiedrequiresthatthefollowingthreelimitingconditionsbeapproached:(a)energylossoftheprimaryelectronsissmall,(b)secondaryelectronsarelargelystoppedwithinthedosimeter,and(c)bremsstrahlungradiationgeneratedbytheprimaryelectronsislargelylost.1.2Thisstandarddosenotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:L04
【国际标准分类号】:31_020
【页数】:19P.;A4
【正文语种】:英语