ISO 04679-2023.docx

INTERNATIONA1.STANDARDISO4679editionFirst2O23-O6Shipsandmarinetechno1.ogy一Hydrau1.icperformancetestsforwaterjetpropu1.sionsystemNaviresettechno1.ogicmaritimeEssaisdeperformancehydrau1.iquepourIeSySmmedepropu1.sionhydrojetCOPYRIGHTPROTECTEDDOCUMENT©ISO2023IUirhM*hedbdi1.iUedotherwiseupdhi.o啪InyM1.tta0Dmk<nroni(ncm11ni10tf1.*Mqn1.C6pW11opypMRationmaytheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanberequestedfromeitherISOattheaddressbe1.oworISO'smemberbodyinthecountr)oftherequester.f),WV>fifiU81.andonnet8CH-1214Vernier,GenevaPhone：M1.227490111觥ftte:丽丽BQrgPub1.ishedinSwitzer1.andContentsforeword一IV2Scope一13Normativereferences1.Terms,definitions,svnbkandabbreviatedterms1Measurementandaccentancecriteria34.1Genera1.34.2Mcjsurcrncntrange44.3Sb1.cationop1.f1.CmMiibUetidrufmeasuringsystems44.5Eva1.uationofefficiencyorpower5Measurementuncertainty6S.IGenera1.65.2Statistica1.eva1.uationofovera1.1.measurementuncertainty65.2.1random5.2.2Eva1.uationoftheSystematicuncertainty65.2.3Overa1.1.uncertainty75.2.4Determinationofovera1.1.uncertaintyofefficiency75.3.Conversion,853.1Conversiontotheguaranteeconditions65.3.2Trans1.ationofthetestresu1.tsHTestmethod96.1Testcondition96.1.1Test1.ocation96.1.3Test96.1.4Testout1.ine96.1.5Environmentandwaterqua1.ity9g4estdeU牌S106.3.1Genera1.106.3.2Performancetest107Testreporti.11AnnexA(informative)Testreport12AnnexB1111fortnativc1.Workingsectionofthetestdevice15Bib1.iography18ForewordISO(theInternationa1.OrganizationforStandardization)isawor1.dwidefederationofnationa1.standardsttiugh(ISObiftbniK盟RucekuWPfff1.QbbGgbodyIHtf1.r三dtiJMtbtandrtdftnowhR11ycantcdia1.committeehasbeenestab1.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.opthisdocumentandthoseintendedforitsfurthermaintenancearedyiFFHSOfISo雇etW1.kes,s姗抬”n3c；yktyw1.物心间tc嚓CordanCeJ精theeditoria1.ru1.esoftheISO/IECDirectives.Part2(seewwwjso.org/dircc1.ives).曲曲谶en1.a隧H%ntakes般福舐岫)瓢oncf1.部隔隔配8砒HH野ntm解If醐课梅乐,°daimcdpatentrightsinrespectthereof.Asofthedateofpub1.icationofthisdocumentISOhadnotreceivednoticeof（八）patent(三)whichmayberequiredtoimp1.ementthisdocument.However,imp1.ementorsare懈怖翻琳躺/mj，wWjSOQFg/眸IentS洗蝮油那ion,扁MMSPOn赖岫油嬲部铀解Ora"suchpatentrights.Anytradeusedinthisconstitutenameendorsenent.documentisinformationgivenfortheconvenienceofusersanddoesnotForanexp1.anationofthevo1.untarynatureofstandards,themeaningofISOSPeCifiCtermsand幽幽蛔豳酒侬遮W即辆O)assEif1.眦聚inwe帼"1.吼。nBar池帆四deadPNccs现u11uisobrgiso/foreword.htmI.Anyfeedbackorquestionsonthisdocumentshou1.dbedirectedtotheuser,snationa1.standardsbody.Acomp1.ete1.istingofthesebodiescanbefoundatwwwGF7embe¾4um1.Shipsandmarinetechno1.ogyHydrau1.icperformancetestsforwaterjetpropu1.sionsystem1 Scopeperfo11nancetestsforwaterjetpropu1.sionsystemofC1.assAandC1.assB.Specifiedwaterconditions.Thisdocumentforacceptanceprecisiongradeofmidd1.e-sizedintermediateandrequirementsdocumentequipmenttheensureconditionstestC1.assbecarriedoutUnderrecommendationsgear,documentSystcmnotandinc1.udemisce1.1.aneouspartsofwaterjetunit,suchassteeringandreversing2 Normativereferences3 Terms,denitions,symbo1.sandabbreviatedtermsISOandIECmaintaintermino1.ogydatabasesforuseinstandardizationatthefo1.1.owingaddresses:3.1 IECE1.ectropedia:avai1.ab1.eathttpsWWW,e3Hopedia,org/waterjetunit3.2waterjetpropu1.sionsystem3.3waterjetpumpNOteimPeuer,entry:Vane,waterjetpumpshaft(hereinaftercounter-actingforce"pump").Thethemaintypesmixed-f1.owconsists0o<(<90c)totheshaft1.ine,a1.soca1.1.edtheinc1.inedwaterjetpump.ThisdocumentspecifiesthemeasurementandacceptancecriteriaandthetestreportOfhydrau1.icThetestmethodsforthewaterjetpropu1.sionpumpwithandwithoutthein1.etductarebothspecified.Thisdocumentisapp1.icab1.etothehydrau1.icperformancetestofwaterjetpropu1.sionunderI1.ietestsoftestjetpropu1.sionandC1.assBspecifiesthetestsofsma1.1.andC1.assforOrhydrauIicmode!testmode1.s.Inaddition,thisfortestSPedfiCStotestthattheofcanAandC1.assB.andtheofcorrespondingaccuracy.Thishydrau1.icdoescontro1.system.Therearenonormativereferencesinthisdocument.Forthepurposesofthisdocument,thefo1.1.owingtermsanddefinitionsapp1.y.-ISOOn1.inebrowsingp1.atform:avai1.ab1.eathttps:/www.iso.org/obpunitthatconsistsofwaterjetpropu1.sionsystem(3.2),steeringandreversinggear,hydr