BS EN 14491-2006 灰尘爆炸通风保护系统

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【英文标准名称】:Dustexplosionventingprotectivesystems
【原文标准名称】:灰尘爆炸通风保护系统
【标准号】:BSEN14491-2006
【标准状态】:作废
【国别】:英国
【发布日期】:2006-06-30
【实施或试行日期】:2006-06-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:空气污染;空气污染控制;空气净化;器具;鼓风管;容器;定义;设计;尘埃;灰尘爆炸;排气;防爆;火灾;作标记;数学计算;参数;压力释放;压力波;保护设备;安全工程;规范(验收);槽;测试;用户信息;通风道;废气
【英文主题词】:Airpollution;Airpollutioncontrol;Airpurification;Apparatus;Blow-offpipes;Containers;Definition;Definitions;Design;Dust;Dustexplosions;Exhaustgases;Explosionprotection;Fire;Marking;Mathematicalcalculations;Parameters;Pressurereleases;Pressurewave;Protectiondevices;Relieving;Safetyengineering;Specification(approval);Tanks;Testing;Userinformation;Ventiduct;Wasteair
【摘要】:ThisEuropeanStandardspecifiesthebasicrequirementsofdesignfortheselectionofadustexplosionventingprotectivesystem.ThestandardisoneofaseriesincludingprEN14797ExplosionventingdevicesandprEN14460Explosionresistantequipment.Thethreestandardstogetherrepresenttheconceptofdustexplosionventing.ToavoidtransferofexplosionstoothercommunicatingequipmentoneshouldalsoconsiderapplyingprEN15089ExplosionIsolationSystems.ThisEuropeanStandardcovers:?ventsizingtoprotectanenclosureagainsttheinternalpressureeffectsofadustexplosion;?flameandpressureeffectsoutsidetheenclosure;?recoilforces;?influenceofventducts.ThisEuropeanStandardisnotintendedtoprovidedesignandapplicationrulesagainsteffectsgeneratedbydetonationreactionsorrunawayexothermicreactions.ThisEuropeanStandarddoesnotcoverfirerisksarisingfromeithermaterialsprocessed,usedorreleasedbytheequipmentormaterialsthatmakeupequipmentandbuildings.ThisEuropeanStandarddoesnotcoverthedesign,construction,testingandcertificationofexplosionventingdevicesthatareusedtoachieveexplosionventing.
【中国标准分类号】:C67
【国际标准分类号】:13_230
【页数】:32P.;A4
【正文语种】:英语


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【英文标准名称】:StandardTestMethodforAdhesionBetweenSteelTireCordsandRubber
【原文标准名称】:钢制轮胎帘布和橡胶支架的粘附力的标准试验方法
【标准号】:ASTMD2229-2010
【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】:D13.19
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:adhesion;rubber;steel;tirecord;Acceptancecriteria/testing--textilefabrics/fibers;Rubberadhesion;Steelcords;Tirecordsandtirecordfabrics
【摘要】:Thistestmethodisconsideredsatisfactoryfortheacceptancetestingofcommercialshipmentsofsteeltirecordbecausecurrentestimatesofbetween-laboratoryprecisionforsinglematerialsareconsideredacceptableandthemethodhasbeenusedextensivelyinthetradeforacceptancetesting.Iftherearedifferencesorpracticalsignificancesbetweenreportedtestresultsfortwolaboratories(ormore),comparativetestsshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,thetestsamplesshouldbeusedthatareashomogenousaspossible,thataredrawnfromthematerialfromwhichthedisparatetestresultswereobtained,andthatarerandomlyassignedinequalnumberstoeachlaboratoryfortesting.Othermaterialswithestablishedtestvaluesmaybeusedforthispurpose.Thetestresultsfromthetwolaboratoriesshouldbecomparedusingastatisticaltestforunpaireddata,ataprobabilitylevelchosenpriortothetestingseries.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orfuturetestresultsmustbeadjustedinconsiderationoftheknownbias.Themolddescribedinthistestmethodisprimarilydesignedforqualityacceptancetestingforsteelcordwherethesamplesizeforeachcordis4oramultiplethereof,butanymold/cavitycombinationwhichwillprovidetherequiredtestblockdimensions(Figs.1and2)isacceptable.AppendixX1containssuggestedrangesofenvironmentalconditionsforagingtests.Thepropertymeasuredbythistestmethodindicateswhethertheadhesionofthesteelcordtotherubberisgreaterthanthecohesionoftherubber,thatis,completerubbercoverageofthesteelcord,orlessthanthecohesionoftherubber,thatis,lackofrubbercoverage.1.1Thistestmethodcoversthedeterminationoftheforcerequiredtopullasteelcordfromablockofvulcanizedrubber.1.2Althoughdesignedprimarilyforsteelcord,thistestmethodmaybeappliedwithmodificationstowireusedinrubberproducts.1.3Thistestmethodcanalsobeusedforevaluatingrubbercompoundperformancewithrespecttoadhesiontosteelcord.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G41
【国际标准分类号】:83_060
【页数】:7P.;A4
【正文语种】:英语


基本信息
标准名称:印制电路名词术语和定义
中标分类: 电子元器件与信息技术 >> 电子元件 >> 印制电路
替代情况:被GB/T 2036-1994代替
发布日期:
实施日期:1981-05-01
首发日期:
作废日期:
出版日期:
页数:18页
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所属分类: 电子元器件与信息技术 电子元件 印制电路