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upstreamtodownstreamwaterfilling.doc

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upstreamtodownstreamwaterfilling,theperiodofexperimenttoeconomizeonwater.Indifferentstagesofthetestinstructionsareasfollows: 1.2.1waterimmersion,waterleveloftheclosedwatertest,upstreamtubetestsectionshouldbemorethan2meters,thewaterirrigationtoclosetothewellhead.Waterinjectionprocessshouldbeexaminedpipeplugging,pipelineandwellbore,noleakageandseriouswaterseepage,theinvasionbubbletubeandclosedwatertestwell1~2days; 1.2.2closedwatertest,watertowater,startrecording,determinationofShenShuiLiangtime,notlessthan30minutes,accordingtothewellintheinlandwatersdeclineinvalueofthecalculatingShenShuiLiang,ShenShuiLiangdonotexceedtheprescribedallowShenShuiLiangisqualified. 1.2.3testShenShuiLiangcalculation:ShenShuiLiangtesttime30minutes,dayandnighteverykmpipelineShenShuiLiangforQ=(Q)48*(1000/L), TypeofQ-everykmpipelineShenShuiLiangd Q-30minuteShenShuiLiangclosedwaterpipes L-closedconduitlength WhenQacuitieswereallowedtoShenShuiLiangtestisqualified. 2,pressuretest, 2.1willbeinadditiontomasterthepipeallopenings,valveclosed,andcheckagain,preventcausedbyvalveopeningornotclosedpressuredropcausemisjudgmentandevendamageotherequipment. 2.2willbereceivedmasterShuiGuanChupressurepump,pressuregauge,payattentiontothedownstreampressuregaugeinthemasterpipe,andhavecorrespondingvalvescanbeseparatedandpressurepump,andpayattentiontotheequipment,pipefittingssealedtightly.Whenrequiredbythedesignshouldinstallapressuregauge,thehighestpointinthesystemarealsogenerallydonotneedtopickupthevalve. 2.3openthepressurepumptothewaterpressuretest,pressurepumpbeforepressuregaugevalve,afterstart-uppressurepump. 2.4whenthepressuregauge(whenrequiredbythedesignhasahighpressuregauge)readingtomeetthedesignpressure,closingpressuregaugevalve,stopinfrontofthepressurepump.Checkwhetherthereisanyleakageonthewholewatersupplysystem. 2.5openpressuregaugevalve,pumpstart-uppressure,whenpressureis1.5timesthedesignpressureclosedpressuregaugevalve,checkwhetherthereisanyleakageonthewholewatersupplysystem,againanhourlaterandobservethepr