概述 試驗(yàn)參數(shù) 試驗(yàn)前的檢查 試驗(yàn)程序Procedureofthe 試驗(yàn)評估Evaluationofthe 軸密封試驗(yàn)報告Shaftsealtest 說明 功能試驗(yàn)表Functional 節(jié)流管標(biāo)定記錄Calibrationrecord HPC高壓主軸密封試驗(yàn)臺（8.3節(jié)）和軸封試驗(yàn)回路工藝流程圖（9節(jié)HP-shaft-seal-test-standatHPC(seesection8.3)andfunctionaldiagram(seesectionSubjectof每套水潤滑機(jī)械密封（248號件Eachsinglemechanicalsealforwateritem試驗(yàn)方式ModeofFunctionalDurationoftest60分鐘60試驗(yàn)記錄ThebelowquotedparametersaretobeWaterB級去離子水，pH6-75-30μS/cm。WillbeaccordingtoGradeBdeionisedboilerfeedwater,PH-value6-7,conductivity5-引用文件AppliedAbbreviationsusedindiagrampageLowpressure-leakageTLP Injection/barrierwaterTBarrier ShaftrotationRotation 注入水壓力（=系統(tǒng)壓力Injection/barrierwater(=systemPBarrier HP-throttle-leakageTHPCooling HP-throttle-leakageQHPCooling LP-pressure-leakageQLP ShaftShaft Staticcheckofthetestrig2MPa時實(shí)施靜態(tài)檢測，分別對輔助系統(tǒng)、連鎖系統(tǒng)和監(jiān)測器指示的功能進(jìn)行檢測。Thisoperationisexecutedstaticallyatasystempressureof2MPaandcontainsafunctionalcheckoftheauxiliarycomponents,oftheinterlockingsystemsandoftheindicationsoftheStaticfunctionalcheckofthemechanicalsealtobeCheckoneasy-runningoftheshaftbymanualDynamiccheckofthetestrigsystems：Functionalcheckofthemechanicalsealtobetested。40~50°C。Increasingtheinjection/barrierwatertemperaturetoProcedureoftheThetestprocedureisstandardizedforallhydrodynamicseals,whichmeansforsealsfor2-stageand3-stageapplication.Inordertoconsiderthedifferentworkingpressure,pressureincreaseanddecreaseisdoneinthreesteps.Beginningwithabout2MPathepressureisincreasedtoappr.5MPa(representingnormaloperationofa3-stage-application),afterabout10minutesto8MPa(representingnormaloperationofa2-stage-application)for20minutes,andthento16MPa(representingaccidentialloadononestage).16MPaPressuretoleranceat15Reducingofpressureisdoneinthesamestepswithin15整個試驗(yàn)過程（注入水）40°C50°CThetemperatureduringthewholeprocessisheldbetween40°Cand時間/1。Foreachsinglesealthedescribedtime/pressurecyclewillbeperformed.Thetime/pressure-diagramseeFig.No.1.AfterthetestthehydrodynamicsealisexaminedIfitisnecessarytorelaponeortwosealsurfaces,thefunctionaltestwillbeEvaluationofthe≤15L/h時，低壓泄漏量ThehydrodynamicsealisacceptablewhentheLP-leakage-flowis≤15L/hat5.3MPaandshallbenotmorethan45L/hat16.0MPa.Shaftsealtest驗(yàn)記錄和評定。9章。Aftertheshaftsealtestbeingfinisheda“shaftsealtestreport”willbeperformedcontainingtherecordingsandtheevaluationsofeachtestedhydrodynamicseal.ExampleofatestseesectionShaftrotationspeedtoleranceattestspeed:Temperature-transientsarenotpartofthefunctionaltest.Theywerecheckedduringthedevelopmentoftheseal.Duringthisdevelopmentthefollowingtemperature-cycleswererunned:28°C77°C4.4°C28°C60°C8°CminIncreasingfrom28°Cto77°C:averagegradient4.4°C/minuteMax.gradient8°C/minutefrom28°Cto77°C50°C4.5°CDecreasingfrom77°Cto55°C:averagegradient4.5°CThesealslidingsurfacehasastableconditionsincethelastmachiningoperation(lappingresp.polishing).Thesurfaceisnotinfluencedbythefunctionaltest.Afterthetestthesealswillbewashedwithdemineralized1：試驗(yàn)-時間/壓力-表Fig.No.1time/pressure-diagramofthetestTestTestTestsonsinglemechanicalshaftHPC的試驗(yàn)臺架上進(jìn)行試驗(yàn)，試驗(yàn)報告將同密EachsinglemechanicalshaftsealaccordingtotheattacheddrawingwillbetestedonthetestriginHPCandthetestreportwillbesenttothebuyertogetherwithsealsTestsonshaftsealANDRITZ將負(fù)責(zé)軸密封組件（整個軸密封腔內(nèi)部密封部件）HPC全流量試驗(yàn)臺和小Theshaftsealassembly(completeshaftsealcartridge)willbetestedduringthefunctionaltestsonthefullloadteststandsinHPCunderANDRITZ’sresponsibility.TestrigflowThisdocumentcontainsproprietaryinformationofHarbinElectricPowerEquipmentCo.,Ltd.（HPC）anditcannotbeusedinanywayordisclosedtootherswithoutthewrittenpermissionofHMC此文件包含哈爾濱電氣