ISO 04548-14-2023.docx

INTERNATIONA1.STANDARDISO4548-14editionSecond2023-03Methodsoftestforfu1.1.-bustionengines一IiCpu1.sedurabi1.ityforcompositefi1.terhousingsReferencenumberISO4548-14:2023(E)COPYRIGHTPROTECTEDDOCUMENT©ISO2023IUirhM*hedbdi1.iUedotherwiseupdhi.orkwqntto<itH0Dtf1.e!ron>ctu1.aicnpkni1tUqntt*>HdU>cop)nppU1.>joationmaytheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanberequestedfromeitherISOattheaddressbe1.oworISO'smemberbodyinthecountr)oftherequester.f),WV>fifiU81.andonnet8CH-1214Vernier,GenevaPhone：M1.227490111觥ftte:丽丽BQrgPub1.ishedinSwitzer1.andContentsPageForewordI>troduction3 Normativereferences1Terms,definitionsandgraphica1.symbo1.s3.1Termsanddefinitions14 32GraPhiCa1.symbo1.s15 Operationa1.characteristicstobetestedIeeStequipment27 Test1.iquic1.28 IeeSttemperature29 ACCC3rac*21Hydrau1.icpu1.sedurabi1.itytest1 estreport5Annex(informative)Va1.uestobeusedfortestsifnoagreementisreachedwiththemanufacturerBib1.iography7ForewordISO(theInternationa1.OrganizationforStandardization)isawor1.dwidefederationofnationa1.standardsttiugh(ISOmrtm匕0)bMdmi)rwcekdHPfff1.QbbGgbodyI1tf1.nmtiJMiai6sndrifc3owhtd1.ysQcchit2committeehasbeenestab1.ishedhastherighttoberepresentedonthatcommittee.Internationa1.organizations,governmenta1.andnon-governmenta1.,in1.iaisonwithISO,a1.sotakepartinthework.ISOco1.1.aboratesc1.ose1.ywiththee1.ectrotechnica1.standardization.Internationa1.E1.ectrotechnica1.Commission(IEC)ona1.1.mattersofTheproceduresusedtodeve1.opthisdocumentandthoseintendedforitsfurthermaintenanceare蜩则搬OfISO1.ECdj三牺山糖n°trJWM三!)蝌er%cordancetheeditoria1.ru1.esoftheISO/IECDirectives.Part2(secwww.iso.org/direc1.ives).R«0nrights.dteE1.n殷的招舞ns副f神吸融沛用hH1doc1.1.瞅描史S双留服.subjectofanypatentrightsidentifiedduringthedeve1.opmen13th»doc向U1.beintheIntroductionand/orontheISO1.istofpatentdec1.arationsreceived(seewww.iso.org/patents).Anytradeusedinthisconstitutenameendorsement,documentisinformationgivenfortheconvenienceofusersanddoesnotForanexp1.anationofthevo1.untarynatureofstandards,themeaningofISOspecifictermsand觐牌R涸现dwarWMMO)assE麻皿噩inwef像际R裂沁nBar池然MSft氯eadPaes地vv¼w.iso.orgiso/forewod.htmI.?报眼ScGasTesJxired肪ric。门册用版?J1.ca1.CommitteeISO/TC70,Ibustionengines.Thissecondeditioncance1.sandrep1.acesthefirstedition(ISO4548-14:2016),whichhasbeentechnica1.1.yrevised.Themainchangesareasfo1.1.ows:thetit1.eofthisdocumenthasbeenupdated,removing"co1.dstartsimu1.ation*'thetestsystemschematichasbeenadded：thetestsystemsetuphasbeendefinedinmoredetai1.;thestatistica1.eva1.uationintestingwithmu1.tip1.esamp1.eshasbeenadded.A1.istofa1.1.partsintheISO4548seriescanhefoundontheISOwebsite.AnyfeedbackorquestionsonthisdocumentShOUWWded4o41.wnationa1.standardsbody.Acomp1.ete1.istingofthesebodiescanbefoundatwww.iso.org/members.htm1.IntroductionThisdocumentestab1.ishesstandardtestproceduresformeasuringtheperformanceoffu1.1.-f1.ow1.utahHirtj4iginf1.sThw1.80c45rt8desebthQ3tbpof1.iCeprcpaUkperature-sensitiQrrtiQtf1.rah1.pe<inginternGparticu1.arperformancecharacteristic.愧姮f1.rbM*ecnt曲th检&尊8招VKS1.f*isUcss*I1.ratCIy.fUterbut,ifMethodsoftestforfu1.1.-bustionengines一Hydrau1.icpu1.sedurabi1.ityforcompositefi1.terhousings1 Scopebustion1.ubricatingoi1.WithstandmanufacturedPressurecompositeandpressureinterna1.e1.ementstestsconstuctedofapp1.icationtemperature-sensitivemateria1.s.detachab1.efi1.terswithdisposab1.e2 Normativereferencesconstitutesrequirements1.atesteditiondocument.referencedreferences,(indudingamendments)app1.ies.app1.ies.Graphica1.Symbo1.sforconventiona1.useanddate-processingapp1.icationsDifferentia1.pressure/f1.owcharacteristics3 Terms,denitionsandgraphica1.symbo1.s3.1 Termsanddefinitionsapp1.y.ISOOn1.inebrowsingp1.atform:avai1.ab1.eathttpsUwvv.iso°Fgobp3.2 Graphica1.symbo1.s4 Operationa1.characteristicstobetestedStartingperformedatorhydrau1.ictemperaturesduringpressuresoperation,fi1.tersspecifiedinin-service1Part14:Thisdocumentspecifiesthehydrau1.icpu1.sedurabi1.itytestforcompositefi1.terhousings.Thismethodtheforabi1.ityoffu1.1.-f1.owenginestofi1.tersinterna1.withsurgecyc1.icvesse1.pressurevariationsexperiencedintheapp1.icationatspecifiedoperatingtemperatures.Theseareintendedforcompositeortospin-ontypefi1.tersandThefo1.1.owingdocumentsarereferredtointhetextinsuchawaythatsomeora1.1.oftheircontentundatedreferences,theofthisoftheFordateddocumenton1.yIhcanyeditioncitedForISO1219-1,F1.uidpowersystemsandcomponentsGraphica1.mbo1.sandcircuitdiagramsPart1：ISO4548-1.rMethodsoftestforfu1.1.-bustionenginesPart1:Forthepurposesofthisdocument,thete11nsanddefinitionsgiveninISO4548-1andthefo1.1.owingISOandIECmaintaintermino1.ogydatabasesforuseinstandardizationatthefo1.1.owingaddresses：IECE1.ectropedia:avai1.ab1.eathttps:/www.e1.ectropedia.org/Forthepurposesofthisdocument,thegraphica1.symbo1.sgiveninISO1219-1app1.y.Fi1.tersaresubjectedtoawiderangeoftemperatureandpressuref1.uctuationscausedbyeither04d-Canbeconditionsarangeofpu1.seeventsandnorma1.SeparateThetosimu1.ateC1.ause9conditionsandverifythecapabi1.ityofthefi1.tercanisterandsea1.towithstandtheseconditions.5TestequipmentFigure1showsanexamp1.eofatypica1.testcircuit.Ana1.ternativetestrig,whichproducesthepressurepu1.sewaveformsshowninJMzmaya1.sobeused.6 Test1.iquid3侬0*h3口Hd2ndfthtVt1.ona1.1.hfthe"r)aavoidA0Qratioti1.We1.1.ingeratureWftSis<Pcf1.1.1.haJ1.1.honbybetween5mm2sccand10,000mm2secinthetemperaturerange.7 TesttemperatureIntheabsenceofanenginemanufacturersspecificationorcustomer-supp1.ieragreement,testtemperaturessha1.1.bebetsveen-20and130.8 Accuracy8.1 Themeasuringinstrumentsha1.1.CpabkofmeasurmgOfaccuracyTabte!.The1.imitsTab1.e1-InstrumentaccuracyandtestconditionvariationTestconditionUnitMeasurementaccuracyPermissib1.etestconditionvariationTimeS±0.002Temperature±1±2C8.2pressuretransducers,amp1.ifiersrecordingcombinedsystemfrequencjTesponse8.3Pressuretransducer(三)(Iirect1.yintopossft1.einterna1.conditionscomponenttransducersandthepressure-containingenve1.opebeingtestedshou1.dbeavoided.8.4Instrumentsandprocedureshou1.dconformtoISO9110-1andISO9110-2.9 Hydrau1.icpu1.sedurabi1.itytest9.1Fitthefi1.teronanappropriateadaptorandapp1.ythefi1.termanufacturersrecommendedtighteningtorqueorang1.eofrotationforthefi1.tertobetested.Whenmu1.tip1.esamp1.esaretestedtoobtainstatistica1.1.ymeaningfu1.data,themeanandstandarddeviationshou1.dbeCa1.Cu1.atedandreported.Additiona1.1.y,va1.uebyWeibu1.1.ana1.ysiscanbeca1.cu1.atedandreportedwhentestedsamp!cs.NOTEWeibu1.1.ana1.ysisandtheB1.Ova1.uearedescribedinISO19973-1.Preconditiontestassemb1.yattesttemperatureforaminimumof4hours.Shorterpreconditioningtimemaybeusedifshownnottoaffecttestresu1.ts.9.2 ReferringtoFigure1,adjustthechargeintheaccumu1.ator(keyreference6)toapproximate1.y50%ofthemaximumtestpressureagreedwiththecustomer.IntheabsenceOfsuchanagreement,one21.eastVa1.uesofgiventcstpressure.Openused.SetpressuresystemPressurercferenceva1.vereferencepressureThedirectiona1.contro1.va1.vesva1.verefercncercfcrence12)beshou1.dbeopenoi1.1.hrough20thefi1.tera1.1.owpressurepressure.Precisionmodu1.ationofpressurecanbeattainedbyusingtheadjustva1.ve(keyreference12).10shuntva1.vepumpassemb1.ydirectiona1.va1.ve13heatexchangerinreservoirpressuresensor16temperaturesensorFigure1Testrigforthehydrau1.icpu1.sedurabi1.itytestSt,)(Y3"用悔附沁S1.VxAmaybethein1.ettheva1.ve(keyre1.ief11)to(keyreducetest4)toattominimum.Startthepump(keyreference2).A1.1.owtherigtorununti1.a1.1.airhasbeenpurgedfromthesystem.B1.eedthefi1.tertobetested(keyreference3)byopeningtheb1.eedva1.ve(keyreference14).outofthesystem.Theadjust(key(key5)sha1.1.opentopass10%toandb1.eedairadjustmentduringthetest.Opentheowrestrictva1.ve(keyreference9)approximate1.y50%.C1.osetheb1.eedva1.ve(keyreference14).Adjustthein1.etpressureva1.ve(keyreference11)tothespecifiedStartthetest.3 fi1.tertobetested4 systempressureva1.ve6 accumu1.ator7 out1.etpressureva1.ve11 in1.etpressureva1.ve12 adjustva1.ve14 b1.eedva1.ve15 C1.imaticchamberRefertISO1219-1fordefinitionsofthegraphica1.symbo1.susedinthisfigure.imddfttdm1.,c1.icadjustcdattMxUJinveprcssurerncctiBpkes.thcW<>DUtspecifiedinfrequdficj1.：14,9transmittedbythecustomer,the3'cratesha1.1.beintherangeof0.5cyc1.esto2cyc1.espersecond.2 cyc1.ictestpressure3 85%cyc1.ictestpressure4 secantpressurerise5 15%cyc1.ictestpressure6 point,0v:theintersectionofthesecantpressurerisewithzeropressure(0kPa)7 5%cyc1.ictestpressure8 0kPa(0psi)9 timeforoneimpu1.secyc1.eNOTE1Theabovewaveformisshownasanexamp1.e.NOTE2Thehatchedareashowstheto1.erancesofthetestpressure.Figure2-Diagrammaticpressurepu1.sewaveformforthehydrau1.icpu1.sedurabi1.itytestAnosci1.1.oscopeorana1.ternativedevicesha1.1.heprovidedtomonitorthepressurewaveformandcyc1.etimes.9.3Setthecountertozero.9.4 Regu1.atethereservoiroi1.temperaturetomaintaintherequiredviscosity(seeC1.ause6).9.5A1.1.owthetesttocontinue,monitoringunti1.fai1.ureoccursorunti1.thenumberofcyc1.esagreedwuUUwenginemanufacturerhasbeenapp1.ied.Intheabsenceofsuchanagreement,theva1.uegiveninAnnexAforthetestpressurechosenmaybeused.9.6comp1.etion,checktheang1.eofrotationand/ortighteningtorque(i.e.tuminthetighteningdirection).9.7andRemovefai1.ure1RIter,a1.1.owittodrainandvisua1.1.yexaminetheunittodeterminet1.efai1.urepoint10TestreportThetestreportsha1.1.inc1.udeat1.eastthefo1.1.owinginformation:a) thenameofthetestestab1.ishment;b) thefi1.tertype(manufacturer,mode1.numberandbatchnumber);c) thedateofthetest;d) adescriptionofthefi1.terandwhetheritisneworused；ifitisused,theapproximateperiodofservice;e) thecategoryoffi1.ter(see-A»«ex-Afordescriptionofoptions)；Otheratedf1.ow,in1.itresperminute；g) thetestpressureinkPa；h) thetestf1.uid;i) thetesttemperature；j) themodeoffai1.ureandits1.ocation;k) theang1.esortorques(inNewtonmetres)requiredforinsta1.1.ationandremova1.：l) thenumberofcyc1.estofai1.ureorthenumberofcyc1.escomp1.eted;n)thetestcyc1.erate；n)theinternationa1.standardused(inc1.udingitsyearOfpub1.ication);o) anydeviationfromtheprocedure;p) anyunusua1.featuresobserved.AnnexA(informative)Va1.uestobeusedfortestsifnoagreementisreachedwiththemanufacturerthatthejshst?11red>i111hDUrtMnertTOrgeepncfifiHtions,IuiaiehteiWRt5prgss11M3jfmfoberft*encategoryoffi1.ter.Eitheroneorbothofthepressurerangesmaybeusedforthechosencategoryoffi1.ter.Tab1.eA.1.Pressureandnumberofcyc1.esusedfortestsFi1.tertypeCategoryExtremesurgeconditiontestNorma1.surgeconditiontestPressureNumberofcyc1.esPressureNumberofcyc1.esdisposab1.eC1600500090075000e1.ementBib1.iography1检目rMafM加U财磔由efor例(祺WyIUbriCbustionengines2)竹84,Hf1,Hydrau1.icf1.uidpowerMeasurementtechniquesPart1：Genera1.measurement3 1rrm&呼f阳盾NjRfiI腕助伊血痛easurememtechniquesPart2:Measurementofaverage4 49楞W存E加贝I%丽钾Hi用忸的erFatiguepressuretestingofmeta1.pressure-containing5 Wd也就"用顺861IVqM承渊川曲班丽附牌的舒皿MiMfi)昭州I旭i扭ingtheratedfatigue1.ife6 fe<Je9夕乎qf9Ucf1.uidpowerAssessmentofcomponentre1.iabi1.itybytesting-Part1：