储罐水压试验方案

1、文件类型Documenttype文件页数Pages版次Version修订说明Revisionnote受控编号ControllednumberGH201版Version1首次1st储罐充水试压方案TankHydro-testPlan22012年11月1日Nov.1,2012版次Edition日期Date编制Formulatedby审核Reviewedby批准Approvedbyo中国化学工程第十三建设有限公司The13thConstructionCo.,Ltd.ofCNCE储罐充水试压方案TankHydro-testPlan3录Contents1 适用范围RangeofApplication22

2、 编制依据FormulationBasis23 工程概况General24 施工工序ConstructionProcedure35 施工步骤及方法ConstructionProcedureandMethod45.1 检查内容Checkthecontents:45.2 准备工作Preparatorywork:45.3 充水试验应符合下歹U规定Thehydro-testshallbeincompliancewithfollowingregulations55.4 水压试验示意图Hydro-testDiagram65.5 充水过程检查InspectionforWaterFillingProcess7

3、5.6 充水试验方法Hydro-testmethod85.7 基础沉降观测FoundationSettlementObservation105.8 放水检查InspectionforWaterDraining125.9 试压技术要求TechnicalRequirementsforPressureTest136 质量管理QualityManagement136.1 质量保证体系QualityGuaranteeMeasures:136.2 质量保证措施QualityGuaranteeMeasures:147 质量管理QualityManagement157.1 安全保证体系Safetyassura

4、ncesystem：157.2 安全保证措施计戈UPlanningforsafetyassurancemeasures：16人力计戈UVII.PlanningforLaborForces18九机具准备VII.PreparationsofMachinesandTools18十工作危险源分析评估及预防Work-relatedHazardAnalysisEvaluationandPrevention19一.适用范围RangeofApplication1.本方案适用于塞拉尼斯(南京)乙酰基中间体有限公司工业乙醇项目八期改造扩建罐区4台储罐的充水试验的施工。Thisplanisapplicabletot

5、heexecutionofthehydro-testfor4tanksinthemodificationandexpansionofthetankfarmofCelaneseChinaFastProject.二.编制依据FormulationBasis1) 钢制焊接常压容器SteelWeldedAtmosphericPressureVesselsJB/T4735-19972) 立式圆筒形钢制焊接油罐施工及验收规范CodeforConstructionandAcceptanceofWeldedSteelOilTankofVerticalBarrelShapeGB50128-20053) 石油化工

6、钢储罐地基与基础施工及验收规范SpecificationforConstructionandAcceptanceofSteelStorageTankSubgrade&FoundationinPetrochemicalIndustrySH3528-934) 大型焊接低压储罐设计与建造DesignandConstructionofLarge,Welded,Low-pressureStorageTanksAPI620-20095) 塞拉尼斯技术要求及相关过程规定Celanesetechnicalrequirementsandrelatedprocessregulations.工程概况Gene

7、ral序号No.位号Item名称Description规格Spec.设备净重Netweightofequipment(t)Weightafterwaterfilling充水后重(t)水water(m3)设计压力DesignpressureMpaFillingheight充水高度(m)1V-732产品罐Producttank()1095*975054.34930.6763-0.00154/0.0999.752V-733产品罐Producttank()10795*975054.34930.6763-0.00154/0.0999.753V-744倒液罐Off-spectank()10795*9750

8、54.34930.6763-0.00154/0.0999.754V-737清洗罐Cleaningtank8660*975035.84599.8488-0.00154/0.0999.75Waterdraining五.施工步骤及方法ConstructionProcedureandMethod储罐已制作完成，且具备水压试验条件，充水试验前应对罐体进行联合检查，罐体无损检测机所有配件、附件安装检测完毕检查合格后对罐体内进行清扫封闭人孔等，开始充水，进行充水试验。充水过程中充水试验要求与土建基础沉降观测结合起来，设置专人对进水和放水时间进行监控，发现异常情况应及时处理，处理合格后方可继续上水。充水试验结

9、束后，罐体内的水应按业主要求和排放位置及时排放。Beforethehydro-test,thetankshellshallbejointlyinspected.AfterNTDofthetankshell,andallfittingsandaccessoriesareinstalled,tested,inspectedandaccepted,cleanthetankinsideandclosethemanhole,fillwaterandtakethehydro-test.Duringwaterfilling,thehydro-testrequirementsshallbecombinedwi

10、ththecivilstructurefoundationsettlementobservation,personnelshallbespeciallyassignedformonitoringthefillinganddrainingtime,anyabnormalityshallbetreatedintime,nowatercanbefilledinbeforethetreatmentisaccepted.Aftercompletionofthehydro-test,thewaterinthetankshellshallbepromptlydrainedaccordingtotheowne

11、r'srequirementsandthelocationfordraining.5.1 储罐制造完毕后，进行充水试验，并检查下列内容：Hydro-testwillbetakenafterthetankisfinishedinfabrication,andthefollowingcontentshallbechecked:1）罐底严密性。Tightnessofthetankbottom2）罐壁强度及严密性。Strengthandtightnessofthetankshell3）固定顶的强度及严密性。Strengthandtightnessofthefixedroof4）固定顶的稳定性。

12、Stabilityofthefixedroof5）基础的沉降观测。Settlementobservationforthefoundation5.2 压力试验前，首先做好以下准备工作：Thefollowingpreparationsshallbemadebeforethepressuretest:1）检查罐外形尺寸、附件安装是否符合要求。Checkifthetankoutlinedimensionandaccessoryinstallationsatisfyrequirements.2）充水前将罐内杂物清理干净后进行封闭，罐壁上的接管均用临时盲板封闭，人孔用人孔法兰盖封闭。Beforewater

13、filling,cleanoutsundriesinthetankandcloseit,closethenozzleonthetankshellwithtemporaryblind,andclosethemanholewiththemanholeflange.3）检查罐管口、法兰是否已焊接完，是否有漏焊部位。Checkifthetanknozzleandflangearefinishedinwelding,andiftheweldingonanypartismissed.4）接管补强圈用压缩空气气密工作已做完，且合格。Theairtightworkofthecompressedairusedf

14、orthenozzlereinforcingringhasbeencompletedandqualified.5）水源采用消防储罐的低压消防水，压力为1.5MpaoThewaterissourcedfromthelowpressurefirewaterofthefiretank,andthepressureis1.5Mpa.6）沉降观测，储罐选定4个沉降观测点。Settlementobservation:4settlementobservationpointsareselectedfortanks.7）完成罐充水前沉降观测点和基准点的设置，并测量0水位时各测点的标高。Setupsettleme

15、ntobservationpointsandreferencepointsbeforewaterfillingforthetank,andmeasuretheelevationofeverymeasuringpointwhenthewaterlevelis0.8）碳钢储罐试验应采用洁净水，试验用水温不低于5C。TheCStanktestshalladoptcleanwater,andthewatertemperatureusedforthetestshallnotbelowerthan5C.9）V-737不锈钢储罐试验用水氯离子含量不得超过25mg/L。Thecontentofthechlor

16、ideioninwaterusedforV-737SStanktestshallnotbemorethan25mg/L.10）完成罐充水前沉降观测点和基准点的设置，并测量0水位时各测点的标高。Setupthesettlementobservationpointandthereferencepointbeforewaterfillingforthetank,andmeasuretheelevationofeverymeasuringpointwhenthewaterlevelis0.5.3 充水试验应符合下列规定：Thehydro-testshallbeincompliancewithfollo

17、wingregulations:1）充水和放水过程中，打开放空孔，基础避免浸水。Duringwaterfillinganddraining,openthe2）充水时严格控制上水、停水的进程，随时检查水位。Duringwaterfilling,strictlycontroltheprocessofwaterfillingandwatercutoff,andcheckthewaterlevelanytime.3）当第一台储罐进行充水试验时，应充水时快速充水到罐高的1/2,进行沉降观测，当不均匀沉降量小于5mm/天时，继续充水到罐高的3/4进行观测，当充水到（设计液位一1米）进行正压试验，当不均匀沉

18、降量仍小于5mm/天时，继续充水到最高操作液位，并保持48小时后进行观测，当沉降量无明显变化即可放水，放水时做负压试验，当沉降量有明显变化，则保持最高操作液面，每天进行定期观测，直至沉降稳定为止。Whenthehydro-testistakenforthefirsttank,thewatershallbequicklyfilledtothepointof1/2ofthetankheightduringwaterfilling,observethesettlement,whentheunequalsettlementisstilllessthan5mm/day,goonfillinginwate

19、rtothepointof3/4ofthetankheightforobservation;whentheunequalsettlementisstilllessthan5mm/day,goonfillinginwatertothehighestoperatinglevel,andobserveitaftermaintaining48hrs,ifthesettlementdoesn'tobviouslychange,thewatercanbedrained,ifthesettlementobviouslychanges,keepthehighestoperatinglevel,ando

20、bserveitregularlyeveryday,untilthesettlementissteady.4）当第一台储罐罐基沉降量符合要求后，其余各罐充水试验时可取罐高的1/2和3/4进行两次观硬U。Afterthefoundationsettlementofthefirsttankmeetsrequirements,whenthehydro-testistakenfortheresttanks,thesettlementwillbeobservedtwicerespectiveatthepointof1/2and3/4heightofthetank.5）基础沉降观测早、晚各观测一次，每次的

21、沉降数据做好统计，并描绘出基础沉降变化图，便于分析。罐基础沉降允许值（均匀沉降值）Allowablevalueofthetankfoundationsettlement（equalsettlementvalue）储罐位号TankNo.罐内径（mm）innerdiameteroftank任意直径方向最终沉降差允许值（mm）AllowablevalueofthefinalsettlementdifferenceinanydiametricaldirectionV-73210668160mmV-73310668160mmV-74410668160mmV-7378534128mmReferenceva

22、lve:Allowablevalueofthetankfoundationsettlement（equalsettlementvalue）Attachedtable1FloatingrooftankandinnerfloatingrooftankFixedrooftankValve31任A宜f令方向JH终况脩差汴呼低D<22n,(HSD参考数值：基础沉降型许可值附表1浮质嶂与内附丁更D(，】J任总应使方向俄终历降整许时优Dn】，22cpM和OJJ06D22<O<tif任】口«4。(JM值口h»<D<i;(ifU'iiKD4U<D&

23、#163;6。03)(14D5.4水压试验示意图：Hydro-testDiagram消防带firehose临时管线接入口Temporarypipeaccess储备瞿tank$108*6在罐区内的泡沫消防临时接入处，用临时管线(阀Valve4108X6另一台储罐anothertank压力表pressuregauge污水井drainwellInsidediameteroftankD(m)AllowablevalueofthefinalsettlementdifferenceinanydiametricaldirectionInsidediameteroftankD(m)Allowablevalue

24、ofthefinalsettlementdifferenceinanydiametricaldirection小108*6接到储罐泡沫降落槽接口上；Connectthetemporarypipe（小108*6totheaccessofthetankfoamdescendinggrooveatthetemporaryaccessoffoamfire-proofinthetankfarm.按上图所示建立试压系统；Establishthepressuretestsystemaccordingtotheabovediagram.5.5充水过程检查：InspectionforWaterFillingPr

25、ocess1）进水时专人看守进水阀门，严格控制水源大小，同时找专人通过u型计观察储罐实际充水量并与进水人员配合，过程为1/2液位高度一3/4液位高度一满水高度-1米一满水高度Thesecurewaterwhentheinletvalve,strictcontrolofwaterthesizeof,atthesametimetofindsomeonethroughtheU-meterObservethethetanksactualchargewaterandinfluentpersonnelwiththeprocessfortheliquidleveloftheliquidlevel-1/23/

26、4HeigM一一fullofwaterfullofwaterheight2）充水试验中应加强基础沉降观测，如基础发生不允许的沉降，应停止充水，待处理后，方可继续进行试验。Dointensifysettlementobservationduringthehydro-test,ifunallowablesettlementarisesfromthefoundation,thewaterfillingshalltop,anddonotgoonthetestbeforetreatment.3）充水和放水过程中应打开罐顶人孔Doopenthemanholeonthetankroofduringthepr

27、ocessofwaterfillinganddraining.4）充水过程中应控制水的流速，水面上升的速度应不超过0.9m/h。Docontroltheflowspeedofwaterduringwaterfilling,andthespeedofwatersurfaceascentshallnotexceed0.9m/h.5）上水过程中在最高设计液位的50%和75%进行罐体检查。Duringwaterfilling,checkthetankbodyatthepointof50%and75%ofthehighestdesignlevel.充水水1P曲线1%Fillingwatertestcur

28、vechart5.6 充水试验方法：Hydro-testmethod:1)罐底的严密性，应以充水试验过程中罐底无渗漏为合格，若发现渗漏，应放水后进行检查补焊。Tightnessofthetankbottom:ifthetankhasnoleakageduringthehydro-test,itisacceptable,incaseofanyleakage,itshallbeinspectedandwelding-repairedafterwaterdraining.2)罐壁的强度及严密性试验，应以充水到设计最高液位并保持48h后，罐壁无渗漏、无异常变形为合格，发现渗漏时应放水，使液面比渗漏处低

29、300mm进行修补。Strengthandtightnesstestforthetankshell:ifthetankshellisfreeofleakage,abnormalityanddeformationafterthewaterisfilledtothehighestdesignlevelandmaintains48h,itisacceptable,incaseofanyleakage,thewatershallbedrainedtomakethewaterlevel300mmlowerthantheleakage.3)固定顶的强度及严密性试验，打开阀门1,关闭阀门2,通过消防带从罐顶

30、部进行上水，在上水至设计液面高度下1米处时，用盲板封堵所有开孔，缓慢调节阀门1,缓慢上升，升压至试验压力(0.12Mpa)时，停止充水，进行固定顶强度及严密性试验，在罐顶涂以肥皂水检查，试验后应立即将罐顶孔开启，与大气相通，恢复至U常压;Strengthandtightnesstestofthefixedroof:openValve1,closeValve2,andfillwaterfromthetanktopthroughthefirehose,whenthewaterisfilledtothepointof1mlowerthanthedesignlevel,blockallopenings

31、byblinds,slowlyregulateValve1,thepressureslowlyrises,whenthepressurerisestothetestpressure(0.12Mpa),stopfillingwater,andconductthestrengthandtightnesstestforthefixedroof,applysoapywateronthetankroofforinspection,anddoopenthetankroofholeimmediatelyafterthetest,soastocontacttheatmosphereandrecovertono

32、rmalpressure.4)固定顶的稳定性试验，充水到设计最高液位时，用盲板封堵所有开孔，打开阀门4、3,用放水方法进行固定顶的稳定性试验，缓慢降压，达到试验负压(-0.00162Mpa)时，观察罐顶(罐顶无异常变形为合格)，试验后应立即将孔开启，与大气相通，恢复到常压；固定顶储罐在充水到8754mm液位前，应打开顶部人孑I。Stabilitytestforthefixedroof:whenthewaterisfilledtothehighestdesignlevel,blockallopeningswithblinds,openValve3andValve4,conductthestabi

33、litytestofthefixedroofbywaterdraining,depressurizeditslowly,whenitisuptothetestnegativepressure(-0.00162Mpa),observethetankroof(itisacceptableifthetankroofisfreeofabnormalityanddeformation),doopentheholeimmediatelyafterthetest,soastocontacttheatmosphereandrecovertonormalpressure.Theroofmanholeshallb

34、eopenedbeforethewaterinthefixedrooftankisfilledtothelevel8754mm.试验项目Testitem试验方法Testmethod合格标准Standardofacceptability罐底严密性tightnessoftankbottom充水试验，观察基础周边。Hydro-test,observetheperipheryofthefoundation.无渗漏为合格Itisacceptableifnoleakage.罐壁强度及严密性试验strengthandtightnesstestfortankshell充水至最图设计液向，保持48h0Fillw

35、atertothehighestdesignlevelandmaintain48h.无渗漏、无异常变形为合格Itisacceptableifnoleakageorabnormality.固定顶强度及严密性试验strengthandtightnesstestforthefixedroof罐内充水到最高设计液位下1m,将所有开孔封闭，缓慢充水升压，当升至试验压力时，暂停充水，在罐顶涂以肥皂水检查，试验后应立即将罐顶孔开启，与大气相通，恢复到常压Whenthewaterinthetankisf川edtothepointof1mlowerthanthedesignlevel,blockallopeni

36、ngsbyblinds,slowlyfillwaterandboostpressure,whenthepressurerisestothetestpressure,suspendthefillingofwater,applysoapywateronthetankroofforinspection,anddoopenthetankroofholeimmediatelyafterthetest,soastocontacttheatmosphereandrecovertonormalpressure.a）罐顶无异常变形Thetankroofisfreeofabnormalityanddeformat

37、ion.b）未发现焊缝渗漏为合格Itisacceptableifnoleakageofweldedjointsisfound.固定顶的稳定性试验stabilitytestforthefixedroof充水到设计液位时，用放水方法进行试验，缓慢降压，达到试验负压时，观察罐顶，试验后应立即将孔开启，与大气相通，恢复到常压。Whenthewaterisfilledtothedesignlevel,conductthetestbywaterdrainingmethod,depressurizeitslowly,whenitisuptothetestnegativepressure,doopentheh

38、oleimmediatelyafterthetestsoastocontacttheatmosphereandrecovertonormalpressure.罐顶尢异常发形Thetankroofisfreeofabnormalityanddeformation.5）当考虑水的重复利用，第一台罐水压试验完毕后，缓慢打开阀3,将水直接排到第二台罐里，待两罐水位平衡后，关闭阀2,然后利用消防带进行上水；Inviewofrecyclingofwater,afterthefirsttankisfinishedinthehydro-test,slowlyopenValve3,directlydrainth

39、ewatertothesecondtank,afterthewaterlevelinthetwotanksisbalanced,closeValve2,andthenfillwaterwiththefirehose.5.7 基础沉降观测FoundationSettlementObservation1）根据储罐的体积和直径，确定储罐沉降观测的点数，见下图。Makesurethenumberoftanksettlementobservationpointsaccordingtothevolumeanddiameterofthetank,seethefollowingdrawing.V-732/V-

40、733markedraphofsertlemetifmarkedraphofsettkmentv744沉降标识国mirkedgraphofsettlementV-7374年布胭2）四台储罐分另1J选好基准点为控制点。Referencepointsarerespectivelyselectedforthefourtanksascontrolpoints.3）空罐（上水前，第一次）一1/2液位高度（第二次）一3/4液位高度（第三次）一满水高度（1小时第四次）一满水高度-1米（第五次）一满水高度（48小时后，第六次）一空罐（放水后，第七次）Emptytank（beforewaterfilling,t

41、hefirsttime）1/2waterlevel（thesecondtime）3/4waterlevel（thethirdtime）fullwaterlevel（1hr,thefourthtime）fullwaterlevel（after48hrs,thefifthtime）empty（afterwaterdraining,thesixthtime）4）水压试验过程中，应紧密跟踪罐体每次的沉降量，检查其是否符合规范允许值。Duringthehydro-test,closelytrackthesettlementofthetankbodyeverytime,andcheckiftheysati

42、sfythespecifiedallowablevalue.5）储罐基础沉降允许值：充水高度为：H/2（H为罐高），沉降量<5mm/d,充水高度为：3H/4,沉降量仍<5mm/d,充水到最高液位后，保持48h观测，总沉降量<25mm.Allowablevalueofthetankfoundationsettlement:thewaterfillinglevel:H/2（Histheheightofthetank）,thesettlement<5mm/d,thewaterfillingheightis3H/4,thesettlement<5mm/d,afterthe

43、waterisfilledtothehighestlevel,observeitfor48h,andthetotalsettlement<25mm.6）为方便测出罐内液位的实际高度，从罐壁管口上接出一临时阀门，并将软管接从低接管接到罐顶，为防止塑胶管滑落，采用柔性材料将其临时绑扎到脚手架靠里侧。Inordertomeasuretheactualheightofthewaterlevelinthetank,extendatemporaryvalvefromthetanknozzle,andconnectthehosetothetankrooffromthelowernozzle,inord

44、ertopreventplasticpipefromsliding,bindittotheinnersideofthescaffoldtemporarilywithflexiblematerial.5.8 放水检查InspectionforWaterDraining1）放水停留时间应符合土建专业设计文件的要求Waterdrainingdetentiontimeshallbeincompliancewiththerequirementsofdesigndocumentsofthecivilworkdiscipline.2）储罐试压完毕后，放水应排放到指定位置（罐区围堰内部排水沟），不可就地排放使

45、基础浸水；Afterthetankpressuretestisfinished,thewatershallbedrainedtothespecifiedposition,andcannotbedrainedlocallyforfearoffoundationsoaking.3）罐内应彻底地进行清扫，除去锈蚀，底板不应有显著的变形和明显凸凹，各附件应符合图样要求，且无异常现象。Thetankshallbecompletelycleaned,rustshallberemoved,andbottomplatesshallbefreeofsignificantdeformationandobvious

46、unevenness,allaccessoriesshallbeincompliancewithdrawingrequirements,andbefreeofanyabnormality.4）放水后及时将罐内的积水和杂物清扫干净，应打开所有的管口和人孔，以加强罐内的空气流通，当罐内水吹干后，及时检查，并用抹布清除干净罐内的水渍。Cleanupaccumulatedwaterandsundriesinthetankinpromptlyafterwaterdraining,allnozzlesandmanholesshallbeopened,soastostrengthenventilationi

47、nthetank,afterthewaterinthetankisdried,inspectitintimeandremovewaterstaininthetankwithrags.5.9 试压技术要求TechnicalRequirementsforPressureTest1 .一般要求generalrequirements1）试压工作开战前，施工技术人员必须对参加试压的所有人员进行技术交底，安全交底，严格遵守安全乡己律和操作规程。Beforestartofthepressuretest,technicalpersonnelofconstructionshallgivetechnicaland

48、safetypresentationtoallpressuretestparticipants,andabidebysafetydisciplinesandoperatingregulationsstrictly.2）划定危险区，并安排人员负责警戒，禁止无关人员进入。Dividedangerouszones,andarrangepersonstoberesponsibleforalert,andnoentryforunrelatedpersonnel.2 .试验时白要求testrequirements1）水压试验时，严禁对罐身、接口进行敲打或修补缺陷，严禁带压修理，泄压后再进行修补，缺陷消除后

49、重新试压。Duringthehydro-test,neitherknockthetankbodyornozzlenorrepairdefects,repairwithpressureisprohibited,andnorepairbeforepressurerelease,repeatthepressuretestafterremovalofdefects.2）罐顶稳定性试验时，确保安全装置良好。Duringthestabilitytestforthetankroof,ensurethesafetydeviceisgood.3）负责降压的操作人员必须控制升压的速度，进水，泄压注意防空。Oper

50、atorswhoareresponsibleforreducingpressuremustcontrolthespeedofboostingpressure,waterinflowandpressurerelief,andpayattentionnottoemptying.4）水压试验后，试压用水必须由管道排放至指定地点，不得就地排放。Afterthehydro-test,thewaterusedforpressuretestshallbedrainedtothespecifiedlocationthroughthepipe,donotdrainitlocally.6.质量管理QualityM

51、anagement6.1 质量保证体系QualityGuaranteeMeasures1项目经理部质量保证体系见施工组织设计。Forthequalityguaranteesystemoftheprojectmanagerdepartment,seetheconstructionorganizationdesignplease.2作业层质量保证体系。Qualityguaranteesystemoftheoperationlevel施工班组长（兼职质检员）施工班组6.2质量保证措施QualityGuaranteeMeasures1）试验时每台储罐应装设1块压力表，1块真空表，试验压力以装设在设备最

52、高处的压力表读数为准。Duringthetest,eachtankshallbeprovidedwithonepressuregaugeandonevacuumgauge,andthetestpressureshallbebasedonthereadingofthepressuregaugemountedonthehighestpointoftheequipment.1.53倍。Thepressuregauge2）压力表须经校准，精度不低于1.5级，量程为最大被测压力的shouldbecalibrated,theprecisionshallnotbelowerthanGrade1.5,andt

53、hemeasuringrangeis1.5-3timesofthegreatestpressuremeasured.3）有专人看护压力表，严禁超过规定的试验压力。Personnelshallbespeciallyassignedtowatchthepressuregauge,thetestpressureagainstregulationsisforbidden.4）严格控制上水、进水、放水的过程，以避免超压或抽空。Strictlycontroltheprocessofwaterfilling,waterinflowandwaterdraining,soastoavoidoverpressur

54、eoremptying.七.安全管理XSafetyManagement7.1 安全保证体系Safetyassurancesystem7.1.1 项目经理部安全保证体系见施工组织设计；Forthesafetyassurancesystemoftheprojectmanagerdepartment,seetheconstructionorganizationdesignplease.7.1.2 作业层安全保证体系；SafetyassurancesystemoftheoperationlevelResponsibleEngineeroftheFull-timeSafetyInspectorconst

55、ructionConstructionShiftLeader(Part-timeSafetyInspector)Constructionshifts7.2 安全保证措施计戈UPlanningforsafetyassurancemeasures7.2.1 一般要求：Generalrequirements:1压力试验的各项准备工作必须经过我方质量部门的自检合格，安全工作经过HSE经理同意后方可开始进行试压工作。Allpreparationsforthepressuretestshallbeself-inspectedbyourqualitydepartmentandacceptable,andth

56、epressuretestcannotbeconductedbeforethesafetyworkisapprovedbyHSEmanager.2所有参与压力试验人员要进行岗位分工，责任明确；Allpressuretestparticipants,dutyshallbedividedwithclearresponsibility.3试压时用警戒绳将储罐圈出安全范围，无关人员不得擅自靠近，以防止突发事故。Duringthepressuretest,thealertropeshallbeusedtoringthesafetyrangeofthetank,andunrelatedpersonnels

57、hallnotapproachwithoutauthorization.4试压时随时注意环境温度的变化，监视压力表的读数，防止发生超压现象。Duringthepressuretest,payattentiontothevariationoftheambienttemperatureanytime,soastoavoidoverpressure.5试压过程中，如发现有异常响声、压力下降或加压装置发生故障灯不正常现象时，应立即停止试验，并查明原因。Duringthepressuretest,incaseofanyDuringtheabnormalnoise,pressuredroporabnormalitya