IEC/TR2 61321-1-1994 陡冲击高压试验技术第1部分:气体绝缘变电站中产生的陡波前过电压的测量系统
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【英文标准名称】:High-voltagetestingtechniqueswithveryfastimpulses-Part1:Measuringsystemsforveryfastfrontovervoltagesgeneratedingas-insulatedsubstations
【原文标准名称】:陡冲击高压试验技术第1部分:气体绝缘变电站中产生的陡波前过电压的测量系统
【标准号】:IEC/TR261321-1-1994
【标准状态】:作废
【国别】:国际
【发布日期】:1994-11
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC42
【标准类型】:()
【标准水平】:()
【中文主题词】:快速过电压;定义;试验;外壳;高电压;脉冲电压;测量;金属外壳;试验技术;测量系统;电气工程;高压试验技术;电压测量;开关设备;开关设备;过电压;气体绝缘;隔气的;测量仪器;试验设备;规范(验收)
【英文主题词】:
【摘要】:
【中国标准分类号】:K04
【国际标准分类号】:29_130_10
【页数】:62P;A4
【正文语种】:英语
【英文标准名称】:StandardSpecificationandTestMethodsforExternalSkeletalFixationDevices
【原文标准名称】:骨骼外部固定器设备的标准规范和试验方法
【标准号】:ASTMF1541-2002(2007)e1
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:F04.21
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:anchorageelement;bending;bridgeelement;connector;externalskeletalfixationdevice;fracturefixation;joints;modularity;orthopedicmedicaldevice;osteosynthesis;ringelement;subassembly(frame);terminology;torsion23.1bendingmom
【摘要】:A1.4.1ThepurposeofthisclassificationistoestablishaconsistentterminologysystembymeansofwhichtheseESFDconfigurationscanbeclassified.Itisanticipatedthatacompaniontestingstandardusingthisclassificationsystemwillsubsequentlybedeveloped.1.1Thisspecificationprovidesacharacterizationofthedesignandmechanicalfunctionofexternalskeletalfixationdevices(ESFDs),testmethodsforcharacterizationofESFDmechanicalproperties,andidentifiesneedsforfurtherdevelopmentoftestmethodsandperformancecriteria.Theultimategoalistodevelopaspecification,whichdefinesperformancecriteriaandmethodsformeasurementofperformance-relatedmechanicalcharacteristicsofESFDsandtheirfixationtobone.Itisnottheintentionofthisspecificationtodefinelevelsofperformanceorcase-specificclinicalperformanceofthedevices,asinsufficientknowledgeisavailabletopredicttheconsequencesoftheuseofanyofthesedevicesinindividualpatientsforspecificactivitiesofdailyliving.Furthermore,itisnottheintentionofthisspecificationtodescribeorspecifyspecificdesignsforESFDs.1.2ThisspecificationdescribesESFDsforsurgicalfixationoftheskeletalsystem.ItprovidesbasicESFDgeometricaldefinitions,dimensions,classification,andterminology;materialspecifications;performancedefinitions;testmethods;andcharacteristicsdeterminedtobeimportanttothein-vivoperformanceofthedevice.1.3Thisspecificationincludesaterminologyandclassificationannexandfivestandardtestmethodannexesasfollows:1.3.1ClassificationofExternalFixators8212;AnnexA1.1.3.2TestMethodforExternalSkeletalFixatorConnectors8212;AnnexA2.1.3.3TestMethodforDeterminingIn-PlaneCompressivePropertiesofCircularRingorRingSegmentBridgeElements8212;AnnexA3.1.3.4TestMethodforExternalSkeletalFixatorJoints8212;AnnexA4.1.3.5TestMethodforExternalSkeletalFixatorPinAnchorageElements8212;AnnexA5.1.3.6TestMethodforExternalSkeletalFixatorSubassemblies8212;AnnexA6.1.3.7TestMethodforExternalSkeletalFixator/ConstructsSubassemblies8212;AnnexA7.1.4ArationaleisgiveninAppendixX1.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodportions(AnnexA2-AnnexA6):1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.A1.1.1Thisclassificationcoversthedefinitionsofbasictermsandconsiderationsforexternalskeletalfixationdevices(ESFDs)andthemechanicalanalysesthereof.A1.1.2Itisnottheintentofthisclassificationtodefinelevelsofacceptableperformanceortomakerecommendationsconcerningtheappropriateorpreferredclinicalusageofthesedevices.A1.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associat......
【中国标准分类号】:C45
【国际标准分类号】:11_120_20
【页数】:31P.;A4
【正文语种】:英语