DIN 22410-1994 圆索用提升钢索滑轮
时间:2024-05-16 16:39:30 来源: 标准资料网 作者：标准资料网 阅读：8851
【英文标准名称】:Windingropepulleysforroundropes
【原文标准名称】:圆索用提升钢索滑轮
【标准号】:DIN22410-1994
【标准状态】:现行
【国别】:德国
【发布日期】:1994-05
【实施或试行日期】:1994-05-01
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:采掘;图示;装载;选择;材料;轴承;直径;绳滑轮;轴承箱;球形滚柱轴承;提升钢丝绳;圆钢索;数学计算;尺寸;安全要求
【英文主题词】:Bearinghousings;Bearings;Diagrams;Diameter;Dimensions;Loading;Materials;Mathematicalcalculations;Mining;Ropepulleys;Roundropes;Safetyrequirements;Selection;Sphericalrollerbearings;Windingropes
【摘要】:Thedocumentappliestolinedandunlinedwindingropepulleyswithpendulumballbearingsandtwo-partedbearingcases.Itspecifiesdimensionsandcalculationformulae.
【中国标准分类号】:D93
【国际标准分类号】:73_100_40
【页数】:16P;A4
【正文语种】:德语
【英文标准名称】:Rollerchains-Europeantype-Part3:Simplerollerchainswithextendedpins;connectingdimensions
【原文标准名称】:滚子链.欧洲式.第3部分:带加长销钉的单滚子链.连接尺寸
【标准号】:DIN8187-3-1998
【标准状态】:作废
【国别】:德国
【发布日期】:1998-08
【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】:负载物传送;欧洲的;尺寸;动力传动工程;连接尺寸;扁节链;滚子链;型式;钢;链条;螺栓;链环;设计;材料;连接链环
【英文主题词】:bolts;dimensions;loadtransmission;connectingdimensions;design;types;european;connectinglinks;materials;powertransmissionengineering;links;steels;chains;rollerchains;linkchains
【摘要】:ExtendedpinsaccordingtothisdocumentareusedinrollerchainsaccordingtoDIN8187-1forassemblingoffurtherelements.Thesechainsareusedmainlyforconveyorpurposes.
【中国标准分类号】:J18
【国际标准分类号】:21_220_30
【页数】:3P.;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodforEvaluationofAerationResistanceofEngineOilsinDirect-InjectedTurbochargedAutomotiveDieselEngine
【原文标准名称】:直接喷射式涡轮增压汽车柴油发动机用机油的抗混气性能评价的标准试验方法
【标准号】:ASTMD6894-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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.B0.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:aeration;automotive;dieselengine;EOAT;foaming;heavy-duty;HEUI;medium-duty;Aerationresistance;ASTMTestMonitoringCenter(TMC2);Automotiveenginefuels/oils;Dieselenginefueloils;EOAT(engineoilaerationtest);Foaming
【摘要】:Background8212;IntheHEUIfuelsystem,theengineoilfromtheoilsumpnotonlylubricatestheengine,italsosuppliesahigh-pressureoilsystemthattakesoilfromthemaingalleryandpressurizesitupto20.7MPainaplungerpump(seeFig.A1.1).Thisoilisusedtooperateunitinjectorsthat,whenusedincombinationwithintensifiers,increasethefuelinjectionpressureupto145MPa,independentofenginespeed.Theelectroniccontrolspermitvariedinjectiontiminganddurationtoprovideoptimumfueleconomyandemissions.Thissystemmay,however,circulatealltheoilinthesumpinapproximately8s;asaconsequence,aerationoftheoilcanoccurwithsomeengineoils.Internationaldeterminedthat8%oilaerationwasthelimitbeyondwhichengineoperationandperformancewouldbeimpairedinactualservice.Priorto1994,theabilityofanenginelubricanttoresistaerationwasmeasuredbyTestMethodD892.DuringthedevelopmentoftheAPICG-4categoryin1994,however,itwasfoundthatthisbenchtestdidnotcorrelatewithaerationintheInternationalT444Eengine.TheEOATwasdeveloped,therefore,toprovideabettermeasurementoftheabilityofalubricanttoresistaerationduringengineoperation.ThistesthasbeenincludedinAPICG-4,CH-4,andCI-4categoriesforheavy-dutydieselengineoils.Method8212;Thedataobtainedfromtheuseofthistestmethodprovideacomparativeindexoftheaerationresistanceofengineoilsusedinmedium-andheavy-dutytruckdieselengines.Use8212;Thetendencyofengineoilstoaerateindirect-injection,turbochargeddieselenginesisinfluencedbyavarietyoffactors,includingengineoilformulationvariables,oiltemperature,sumpdesignandcapacity,residencetimeoftheoilinthesump,andthedesignofthepressurizedoilsystems.Insomeengine-oil-activatedinjectionsystems,theresidencetimeoftheoilinthesumpisinsufficienttoallowdissipationofaerationfromtheoil.Asaconsequence,aeratedoilcanbecirculatedtotheinjectorintensifiers,adverselyaffectingtheinjectiontimingcharacteristicsandengineoperation.1.1Thistestmethodwasdesignedtoevaluateanengineoil''sresistancetoaerationinautomotivedieselengineservice.ItiscommonlyreferredtoastheEngineOilAerationTest(EOAT).Thetestisconductedusingaspecified7.3L,direct-injection,turbochargeddieselengineonadynamometerteststand.ThistestmethodwasdevelopedasareplacementforTestMethodD892afteritwasdeterminedthatthisbenchtestdidnotcorrelatewithoilaerationinactualservice.TheEOATwasfirstincludedinAPIServiceCategoryCG-4in1995.Note18212;CompaniontestmethodsusedtoevaluateengineoilperformanceforspecificationrequirementsarediscussedinthelatestrevisionofSpecificationD4485.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.2.1Exception8212;WherethereisnodirectSIequivalent,forexample,screwthreads,nationalpipethreads/diameters,andtubingsize.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafety......
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:12P.;A4
【正文语种】:英语