BS 4140 Pt.14-1990 氧化铝的试验方法.第14部分:钙含量的测定
作者:标准资料网 时间:2024-05-15 02:17:02 浏览:8567
来源:标准资料网
【英文标准名称】:Methodsoftestforaluminiumoxide.Determinationofcalciumcontent
【原文标准名称】:氧化铝的试验方法.第14部分:钙含量的测定
【标准号】:BS4140Pt.14-1990
【标准状态】:作废
【国别】:英国
【发布日期】:1990-10-31
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:校准;化学分析和试验;原子吸收分光光度测定法;钙;试验条件;分光光度法;含量测定;冶金工艺学;氧化铝;火焰光度测定法
【英文主题词】:
【摘要】:
【中国标准分类号】:G13
【国际标准分类号】:71_100_10
【页数】:6P;A4
【正文语种】:英语
【英文标准名称】:Animalhealthanalysismethods-DetectionofantibodiesspecificforSalmonellaPullorumGallinaruminhenserumbyslowmicroplateagglutination.
【原文标准名称】:动物卫生分析方法.用微量培养板慢凝集反应方法检测鸡血清中家禽鸡白痢菌沙门氏杆菌素的专门抗体
【标准号】:NFU47-034-2002
【标准状态】:作废
【国别】:法国
【发布日期】:2002-03-01
【实施或试行日期】:2002-03-05
【发布单位】:法国标准化协会(FR-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】:B41
【国际标准分类号】:11_220;65_020_30
【页数】:10P;A4
【正文语种】:其他
【英文标准名称】:Characteristicsofhollowpressurisedandunpressurisedceramicandglassinsulatorsforuseinelectricalequipmentwithratedvoltagesgreaterthan1000V
【原文标准名称】:额定电压大于1000V的电气设备用空心增压和未增压陶瓷、玻璃绝缘子的特性
【标准号】:IEC/TS62371-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-05
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC36C
【标准类型】:()
【标准水平】:()
【中文主题词】:陶瓷绝缘子;陶瓷;定义;电绝缘子;电气工程;电气设备;玻璃绝缘子;空心绝缘子;绝缘件;绝缘子;测试
【英文主题词】:Ceramicinsulators;Ceramics;Definition;Definitions;Electricinsulators;Electricalengineering;Electricalequipment;Glassinsulators;Hollowinsulators;Insulations;Insulators;Testing
【摘要】:ThisTechnicalSpecificationappliesto-ceramicandglasshollowinsulatorsintendedforgeneraluseinelectricalequipment;-ceramichollowinsulatorsintendedforusewithapermanentgaspressureinswitchgearandcontrolgear.Theyareintendedforindoorandoutdooruseinelectricalequipment,operatingonalternatingcurrentwitharatedvoltagegreaterthan1000Vandafrequencynotgreaterthan100Hzorforuseindirectcurrentequipmentwitharatedvoltagegreaterthan1500V.Thisspecificationspecifiesthedimensionalandmechanicalcharacteristicsofthehollowinsulator,whichareessentialforinterchangeabilityofthehollowinsulatorofthesametype.Itisnottheobjectofthisspecificationtoprescribeelectricalcharacteristicsbecausetheyaredependentontheapparatusofwhichthehollowinsulatorultimatelyformsapart.However,standardlightningimpulsewithstandvoltagewhichisprovidedinIEC60071-1isdescribedonlyforreferenceforclassificationpurpose.Thisspecificationappliestohollowinsulatorsforuseinelectricalequipmentincleanareasorlightlypollutedareas,whereseismicqualificationisnotrequired.Foruseinareascharacterisedbyheavypollutionlevelsandforotherparticularorextremeenvironmentalconditionssuchasseismicforce,itmaybenecessaryforcertaindimensionstobechanged.Thehollowinsulatorscoveredbythisspecificationare:a)straighttypehollowinsulatorswithmetalfittingsonbothends;b)tapertypehollowinsulatorswithmetalfittingsonbothends;c)straighttypehollowinsulatorswithoutmetalfittings;d)tapertypehollowinsulatorswithoutmetalfittings.Thehollowinsulatorsareintendedforuseinelectricalequipment,forexample:-circuit-breakers;-instrumenttransformers;-surgearresters;-bushings;-cablesealingends;-switch-disconnectors;-disconnectors;-earthingswitches;-capacitors.Theremaybesomecasesthathollowinsulatorswhosedesigncanstronglybeinfluencedbyothercomponentsofspecificequipment,forexample,activepartsofcircuit-breakers.Forsuchcases,thehollowinsulatorscanbeseparatelydesigned,dependingonrespectiverequirementsofsuchequipmentandnotbecoveredbythisspecification.NOTE1Hollowinsulatorsnotprescribedinthisspecificationcanalsobeappliedtoelectricalequipment,dependingonspecificrequirementsoftheequipment.However,ifsimilarinsulatorsareavailableinthisspecification,itispreferabletoapplythem.NOTE2Forgeneralrecommendationsfordesignandtestsofthehollowinsulators,seeIEC62155NOTE3Forcharacteristicsofhollowinsulatorsforuseinpollutedareas,referencecanbemadetoIEC60815-1andIEC60815-2.
【中国标准分类号】:K48
【国际标准分类号】:29_080_10
【页数】:24P.;A4
【正文语种】:英语
