DIN EN 50149 Berichtigung 1-2011 铁路设施.固定装置.电力牵引.铜和铜合金波纹接触线;德文版本EN50149-2001,DINEN50149(VDE0115-602)-2001-10的技术勘误;德文版本CENELEC-Cor.-2010至EN50149-2001

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【英文标准名称】:Railwayapplications-Fixedinstallations-Electrictraction-Copperandcopperalloygroovedcontactwires;GermanversionEN50149:2001,CorrigendumtoDINEN50149(VDE0115-602):2001-10;GermanversionCENELEC-Cor.:2010toEN50149:2001
【原文标准名称】:铁路设施.固定装置.电力牵引.铜和铜合金波纹接触线;德文版本EN50149-2001,DINEN50149(VDE0115-602)-2001-10的技术勘误;德文版本CENELEC-Cor.-2010至EN50149-2001
【标准号】:DINEN50149Berichtigung1-2011
【标准状态】:作废
【国别】:德国
【发布日期】:2011-01
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Acceptancespecification;Applications;Contactwires;Copper;Copperalloys;Copperconductors;Copperwires;Degreesofprotection;Deliveryconditions;Electricconductors;Electricpowersystems;Electricalengineering;Electricalproperties;Electricaltransmissionsystems;Equipment;Examination(qualityassurance);Fracture;Grooveprofiles;Materials;Mechanicalproperties;Overheadcontactlines;Parameters;Plant;Properties;Protectiondevices;Quality;Qualityassurance;Railtracks;Railtransport;Railwayapplications;Railwayelectrictractionequipment;Railwayinstallations;Railways;Ratings;Specification(approval);Stationary;Stress;Tensilestrength;Testing;Tractioncurrentsupplyplants;Voltage;Wires
【摘要】:
【中国标准分类号】:S35
【国际标准分类号】:29_280
【页数】:2P;A4
【正文语种】:德语


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【英文标准名称】:StandardTestMethodsforStaticandDynamicCharacterizationofSpinalArtificialDiscs
【原文标准名称】:人造脊椎盘的静态和动态特性的标准试验方法
【标准号】:ASTMF2346-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:F04.25
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:特性记述;人工的;静态的;动态的;试验
【英文主题词】:artificialintervertebraldisc;dynamictestmethods;spinalimplants;statictestmethods
【摘要】:Artificialintervertebraldiscsareorthopaedicimplantsthatreplacedegeneratednaturalintervertebraldiscs.Theirfunctionistosupporttheanteriorcolumnofthespinewhileallowingmotionattheoperatedlevel.Thesetestmethodsoutlinematerialsandmethodsforthecharacterizationofthemechanicalperformanceofdifferentartificialintervertebraldiscssothatcomparisonscanbemadebetweendifferentdesigns.Thesetestmethodsaredesignedtoquantifythestaticanddynamiccharacteristicsofdifferentdesignsofartificialintervertebraldiscs.Thesetestsareconductedinvitroinordertoallowforanalysisofindividualdiscreplacementdevicesandcomparisonofthemechanicalperformanceofmultipleartificialintervertebraldiscdesignsinastandardmodel.Theloadsappliedtotheartificialintervertebraldiscsmaydifferfromthecomplexloadingseeninvivo,andtherefore,theresultsfromthesetestsmaynotdirectlypredictinvivoperformance.Theresults,however,canbeusedtocomparemechanicalperformanceofdifferentartificialintervertebraldiscs.Fatiguetestsshouldbeconductedina0.9%salineenvironmentalbathat37x00B0;Catarateof2Hzorless.Othertestenvironmentssuchasasimulatedbodyfluid,asalinedripormist,distilledwater,orothertypeoflubricationcouldalsobeusedwithadequatejustification.Likewise,alternativetestfrequenciesmaybeusedwithadequatejustification.Itiswellknownthatthefailureofmaterialsisdependentuponstress,testfrequency,surfacetreatments,andenvironmentalfactors.Therefore,whendeterminingtheeffectofchangingoneoftheseparameters(forexample,frequency,material,orenvironment),allothersshouldbekeptconstanttofacilitateinterpretationoftheresults.Inparticular,itmaybenecessarytoassesstheinfluenceoftestfrequencyondevicefracturewhileholdingthetestenvironment,implantmaterialsandprocessing,andimplantgeometryconstant.1.1Thesetestmethodsspecifythematerialsandmethodsforthestaticanddynamictestingofartificialintervertebraldiscs.1.2Thesetestmethodsareintendedtoprovideabasisforthemechanicalcomparisonamongpast,present,andfuturenon-biologicartificialintervertebraldiscs.Thesetestmethodsallowcomparisonofartificialintervertebraldiscswithdifferentintendedspinallocations(cervical,thoracic,andlumbar)andmethodsofapplicationtotheintervertebralspaces.Thesetestmethodsareintendedtoenabletheusertomechanicallycompareartificialintervertebraldiscsanddonotpurporttoprovideperformancestandardsforartificialintervertebraldiscs.1.3Thesetestmethodsdescribestaticanddynamictestsbyspecifyingloadtypesandspecificmethodsofapplyingtheseloads.Thesetestsaredesignedtoallowforthecomparativeevaluationofartificialintervertebraldiscs.1.4Thesetestmethodsdonotpurporttoaddressallclinicallyrelevantfailuremodesforartificialintervertebraldiscs,someofwhichwillbedevicespecific.Forexample,thesetestmethodsdonotaddresstheimplant''sresistancetoexpulsionorimplantwearresistanceunderexpectedinvivoloadsandmotions.Inaddition,thebiologicresponsetoweardebrisisnotaddressedinthesetestmethods.1.5Requirementsareestablishedformeasuringdisplacements,determiningtheyieldloadormoment,andevaluatingthestiffnessofartificialintervertebraldiscs.1.6Someartificialintervertebraldiscsmaynotbetestableinalltestconfigurations.1.7ThevaluesstatedinSIunitsaretoberegardedasthestandardwiththeexceptionofangularmeasurements,whichmayber......
【中国标准分类号】:C35
【国际标准分类号】:11_040_40
【页数】:10P.;A4
【正文语种】:


基本信息
标准名称:2CL(2DL)30-33、2CL(2DL)40~43型高压硅堆
英文名称:Detail specification for high voltage silicon rectifier stacks,Type 2CL30~33,2DL30~33,2CL40~43 and 2DL40~43
中标分类: 能源、核技术 >> 能源、核技术综合 >> 技术管理
发布日期:1981-01-03
实施日期:1982-07-01
首发日期:1900-01-01
作废日期:2010-01-20
出版日期:1900-01-01
页数:3页
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所属分类: 能源 核技术 能源 核技术综合 技术管理