U形管換熱器水壓試驗(yàn)大綱

設(shè)備水壓試驗(yàn)大綱

TheHydrostaticTestBrief設(shè)備型號(hào)：EquipmentType：編制：Preparedby：審核：Reviewedby：批準(zhǔn)：Approvedby：分發(fā)號(hào)：DistributionNo.：設(shè)備水壓試驗(yàn)大綱TheHydrostaticTestBrief概況General項(xiàng)目名稱：ProjectName:設(shè)備名稱：EquipmentName:設(shè)備型號(hào)：EquipmentType:1.4設(shè)備試驗(yàn)參數(shù)：按相應(yīng)型號(hào)的設(shè)備圖樣TestParameter:Seethedrawing編制依據(jù)ReferenceStandard:TSGR0004-2009《固定式壓力容器安全技術(shù)監(jiān)察規(guī)程》《SupervisionRegulationonSafetyTechnologyforStationaryPressureVessel》GB150-2011《壓力容器》GB150-2011 《Pressurevessel》GB151-1999《管殼式換熱器》、GB151-1999《TubularHeat-exchanger》JB/T8190-1999《高壓加熱器技術(shù)條件》JB/T8190-1999《TheTechnologyConditionofHPHeater》NX/QP16-2006《壓力試驗(yàn)質(zhì)量控制程序》NX/QP16-2006《TheQualityControlProcedureofPressureTest》對(duì)受試產(chǎn)品試驗(yàn)前的要求Therequirementpriortotest對(duì)受試產(chǎn)品應(yīng)是在水壓試驗(yàn)前規(guī)定的各項(xiàng)制造、檢驗(yàn)檢測(cè)工作均已圓滿完成且合格。Thehydrostatictestshallbemadeafterbeingfabricated,inspectedand

accepted.3.2對(duì)帶有補(bǔ)強(qiáng)圈的設(shè)備應(yīng)在試驗(yàn)前對(duì)補(bǔ)強(qiáng)圈部位先通入0.4?0.5MPa的壓縮空氣進(jìn)行泄漏檢查。合格后方可進(jìn)入下一步的試驗(yàn)工作。Totheequipmentwithreinforcementpad,Itshallbefull-fillofthe0.4?0.5MPacompressureairtothereinforcementlocationtomaketheleakageinspectionpriortothewholetest.Thenextteststepwillbeinprocessaftertheaboveresultisacceptable.試驗(yàn)準(zhǔn)備TestPreparation壓力表的選用與安裝SelectionandInstallationofPressureGauge應(yīng)按圖樣規(guī)定的試驗(yàn)壓力，配備兩個(gè)量程相同并經(jīng)校正過的壓力表，其量程宜為試驗(yàn)壓力的2倍，但不應(yīng)低于1.5倍和高于3倍，其精度：不應(yīng)低于1.6級(jí)。表盤直徑不應(yīng)小于100mm。壓力表應(yīng)安裝在被試驗(yàn)容器頂部便于觀察的位置。pressure,butnotItshallbearrangedtwocalibratedpressuregaugeswithsamerangeaccordingtothespecifiedpressureinthedrawing.Thegaugerangershouldbedoubletestlessthan1.5timesandnormorethan3times.Thegaugeprecisionshouldbenotlessthanclass1.6.Thegaugedialshallnotlessthan100mm.Thegaugeshallbeinstalledatthetopofthevesseltobevisual.pressure,butnot緊固件、盲板或試驗(yàn)壓環(huán)的選用Selectionandinstallationofblindplate,sealpartsandtestpress-ring.凡需用盲板、緊固件或試驗(yàn)壓環(huán)封堵的部位，應(yīng)按圖樣規(guī)定的連接面形式、壓力等級(jí)，配備相應(yīng)的緊固件、盲板及制作試驗(yàn)壓環(huán)，并在安裝前檢查其是否有不能保證試驗(yàn)安全和試驗(yàn)質(zhì)量的缺陷。Theblindplate,sealpartsandtestpress-ringwhichareassembledinthevesselshallbecompliancewiththeformoftheconnectionface,pressuregradewhicharespecifiedinthedrawing.Theyshallbeinspectedpriortotesttoensurethattherearenodefecttoaffectthetestsafetyandquality.水壓試驗(yàn)排氣泄放裝置的安裝Selectionandinstallationofventvalve應(yīng)按圖樣規(guī)定的連接形式、壓力等級(jí)，配備相應(yīng)的泄放閥或堵塞，并在安裝前檢查其是否有不能保證試驗(yàn)安全和試驗(yàn)質(zhì)量的缺陷。其安裝一般應(yīng)安裝在容器的頂部(或最高位置)，并安裝穩(wěn)妥和牢固。Theventvalveorplugwhichisassembledinthevesselshallbecompliancewiththeformoftheconnectionface,pressuregradewhichspecifiedinthedrawing.Theyshallbeinstalledatthetopofvessel(oratthehighestpositiononthevessel).Theyshallbeinspectedtoensurethattherearenodefectstoaffectthesafetyandqualitypriortotest.andensuretobeassembledstablyandfirmly.試驗(yàn)設(shè)備TestEquipment用作水壓試驗(yàn)的設(shè)備，其輸出壓力源應(yīng)滿足受試產(chǎn)品的需要，并確保能正常工作。Thehydrostatictestequipmentshallmeettheoutputpressureoftestrequirement,andensuretheprocedureisnormal.水壓試驗(yàn)場(chǎng)地Hydrostatictestfiled水壓試驗(yàn)場(chǎng)地應(yīng)有可靠的安全防護(hù)設(shè)施，并應(yīng)經(jīng)公司技術(shù)負(fù)責(zé)人和分管安全的負(fù)責(zé)人檢查認(rèn)可。水壓試驗(yàn)過程中，不得進(jìn)行與試驗(yàn)無關(guān)的工作，無關(guān)人員不得在試驗(yàn)現(xiàn)場(chǎng)停留。Thereisthedependablesafeguardatthetestfield,andallthesafeguardshallbecheckedandacceptedbytheChiefoftechnologydepartmentandthesafetymanagementdepartment.Itisforbiddentodoanythingwhichhasnorelativewiththetest,andanybody,whoisnothingtothetest,isalsoforbiddentostayatthetestfield.水壓試驗(yàn)HydrostaticTest5.1試驗(yàn)及檢查Testandinspection5.1.1試驗(yàn)順序：TestOrder先用試驗(yàn)壓環(huán)進(jìn)行殼程試驗(yàn),合格后進(jìn)行管程試驗(yàn)。FirstStep:Itshallusethetestpress-ringtomakethetestattheshellside.SecondStep:Thetestoftubesideshallbecontinuedafterthetestofshellsideisacceptable.試驗(yàn)(Test)設(shè)備中應(yīng)充滿水，滯留在設(shè)備內(nèi)的氣體必須排凈。設(shè)備外表面應(yīng)保持干燥，當(dāng)設(shè)備壁溫與試驗(yàn)水溫接近M5°C時(shí)，才能緩慢升至圖樣規(guī)定的設(shè)計(jì)壓力；確認(rèn)無泄漏后繼續(xù)升壓到圖樣規(guī)定的試驗(yàn)壓力，保壓足夠時(shí)間，然后降至設(shè)計(jì)壓力，保壓足夠長(zhǎng)的時(shí)間進(jìn)行檢査。檢査期間壓力應(yīng)保持不變，不得釆用連續(xù)加壓來維持試驗(yàn)壓力不變。試驗(yàn)過程中不得帶壓緊固螺栓或向受壓元件施加外力。如有滲漏，卸壓放清介質(zhì)后按相應(yīng)規(guī)定進(jìn)行處理，合格后重新試驗(yàn)。Theclearwatershallbefull-filledinthevessel,andensuretheairinvesseltemperatureandthetest—watertemperaturesareclosedandnotlessthan5°C,increasethepressuretothespecifieddesignpressureslowly.Afterbeingpressure,andholdthepressureenoughtime,thendecreasethepressuretothedesignpressure.Holdthepressureenoughtimetomaketheinspection.Duringthetestperiod,Avoidholdingthetestpressurebyincreasingthepressurecontinuouslyandforbidtighteningthestudandforcethepressparts.Ifthereisanyleakage,Dischargethewater,andmakethecorrectreparationaccordingtotherelativerules.Itwillmakethenewtestuntiltherepairresultis _.._.._-.,._,..-.--..:-.,__.._...--..__.._..?--..___--..____..____.._”=___________acceptable試驗(yàn)完畢后，應(yīng)用壓縮空氣將其內(nèi)部吹干。Afterthehydrostatictestfinished,theoperatorshoulddrytheinternalsurfaceofthevesselwithcompressureair.合格標(biāo)準(zhǔn)AcceptanceStandard水壓試驗(yàn)的設(shè)備，符合下列條件為合格：Thevesselisacceptableifitmeetthefollowingconditions:1、無滲漏；2、無可見的變形；3、試驗(yàn)過程中無異常響聲。1.Noleakage;2.Novisibleabnormaldeformation;3.Noabnormalnoise;監(jiān)督