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【英文标准名称】:Testingofthyristorvalvesforhigh-voltagedirectcurrent(HVDC)transmission-Part1:electricaltesting.
【原文标准名称】:高压直流电(HVDC)输送用闸流晶体管的试验.第1部分:电气试验
【标准号】:NFC53-700-1/A1-2003
【标准状态】:现行
【国别】:法国
【发布日期】:2003-08-01
【实施或试行日期】:2003-08-05
【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】:半导体器件;直流电流;电力系统;电力电子学;半导体;试验;直流电传输;能量传输;电气试验;电力变换器;半导体闸流管;电子工程;高电压技术;合格试验;电气工程;高电压;阀门
【英文主题词】:
【摘要】:
【中国标准分类号】:K46
【国际标准分类号】:31_080_20
【页数】:13P;A4
【正文语种】:其他


【英文标准名称】:StandardTestMethodforDynamicSurfaceTensionbytheFast-BubbleTechnique
【原文标准名称】:用快速发泡技术测定动态表面张力的试验方法
【标准号】:ASTMD3825-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:D02.11
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:dynamicsurfacetension;tension(tensile)properties/tests;surfacetension;Bubbletest;Dynamicsurfacetension;Fastbubbletechnique;LPG(liquefiedpetroleumgases);Petroleumproducts(liquid);Specificfreeenergy;Surfaceanalysis;Tensileprope
【摘要】:Whilethistestmethodcanbeappliedtopureliquids,itisespeciallydesignedforusewithmixturesinwhichoneormorecomponentsmigratetothesurface.Dataofthistypeareneededforthedesignofequipmentforprocessingmixedliquids,suchasindistillationtowers.1.1Thistestmethodcoversthedeterminationofthespecificfreeenergyofaliquid-gassurfaceashorttimeafterformationofthesurface.1.2Itisapplicabletoliquidswithvaporpressuresupto30.0kPa(225torr)andkinematicviscositiesupto4.0mm/s(4.0cSt)atthetesttemperature.Higherviscositieshavenotyetbeeninvestigated.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Warningx2014;MercuryhasbeendesignatedbyEPAandmanystateagenciesasahazardousmaterialthatcancausecentralnervoussystem,kidney,andliverdamage.Mercury,oritsvapor,maybehazardoustohealthandcorrosivetomaterials.Cautionshouldbetakenwhenhandlingmercuryandmercury-containingproducts.SeetheapplicableproductMaterialSafetyDataSheet(MSDS)fordetailsandEPAx2019;swebsite(http://www.epa.gov/mercury/faq.htm)foradditionalinformation.Usersshouldbeawarethatsellingmercuryormercury-containingproducts,orboth,inyourstatemaybeprohibitedbystatelaw.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoconsultandestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificwarningstatements,see7.3,7.4,and7.5.
【中国标准分类号】:Z16
【国际标准分类号】:75_100
【页数】:6P.;A4
【正文语种】:英语