NF A95-325-1998 烧结金属衬套.径向破裂强度的测定
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【英文标准名称】:Sinteredmetalbushes.Determinationofradialcrushingstrength.
【原文标准名称】:烧结金属衬套.径向破裂强度的测定
【标准号】:NFA95-325-1998
【标准状态】:作废
【国别】:法国
【发布日期】:1998-06-01
【实施或试行日期】:1998-06-20
【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】:Breakingstrength;Bushes(mechanicalcomponents);Bushings;Compressiontesting;Mechanicaltesting;Radial;Rings;Sinteredmetals;Sinteredproducts;Testing;Tests
【摘要】:
【中国标准分类号】:H70
【国际标准分类号】:77_040_10;77_160
【页数】:6P.;A4
【正文语种】:其他
MIL-DTL-6117E, DETAIL SPECIFICATION: WIRE ROPE ASSEMBLIES, AVIATION, SWAGED TYPE (15 AUG 1997) [SUPERSEDES MIL-T-6117D]., This specification covers swaging terminals to wire rope to fabricate wire rope assemblies.【英文标准名称】:Electriccables-Calculationofthecurrentrating-Part1-1:Currentratingequations(100%loadfactor)andcalculationoflosses;General
【原文标准名称】:电缆.额定电流的计算.第1-1部分:额定电流方程(100%负载系数)和电损耗计算.总则
【标准号】:IEC60287-1-1Edition1.2-2001
【标准状态】:作废
【国别】:国际
【发布日期】:2001-11
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/SC20A
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;数学计算;额定方程;尺寸选定;电流损失;额定电流;电缆;电缆;高压引线
【英文主题词】:Cables;Currentloss;Currentratings;Dimensioning;Electriccables;Electricalengineering;Hightensionleads;Mathematicalcalculations;Ratingequation
【摘要】:ThissectionofIEC60287isapplicabletotheconditionsofsteady-stateoperationofcablesatallalternatingvoltages,anddirectvoltagesupto5kV,burieddirectlyintheground,inducts,troughsorinsteelpipes,bothwithandwithoutpartialdrying-outofthesoil,aswellascablesinair.Theterm"steadystate"isintendedtomeanacontinuousconstantcurrent(100%loadfactor)justsufficienttoproduceasymptoticallythemaximumconductortemperature,thesurroundingambientconditionsbeingassumedconstant.Thissectionprovidesformulaeforcurrentratingsandlosses.Theformulaegivenareessentiallyliteralanddesignedlyleaveopentheselectionofcertainimportantparameters.Thesemaybedividedintothreegroups:-parametersrelatedtoconstructionofacable(forexample,thermalresistivityofinsulatingmaterial)forwhichrepresentativevalueshavebeenselectedbasedonpublishedwork;-parametersrelatedtothesurroundingconditions,whichmayvarywidely,theselectionofwhichdependsonthecountryinwhichthecablesareusedoraretobeused;-parameterswhichresultfromanagreementbetweenmanufactureranduserandwhichinvolveamarginforsecurityofservice(forexample,maximumconductortemperature).
【中国标准分类号】:K13
【国际标准分类号】:29_060_20
【页数】:67P;A4
【正文语种】:英语
