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            KDO-10t-day-cryogenic-liquid oxygen Technical scheme

            • NAME: cryogenic liquid oxygen plant
            • Liquid oxygen capacity: 10 TPD liquid oxygen
            • Total power consumption: 340kw

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            • 10 m3 cryogenic-liquid--tank
            • air-separation-plant-main-equipment-cold box
            • High voltage electric cabinet
            • 3d-model-air-separation-unit-slovenia
            • Technical Data
            • Specifications
            • Inquiry

             
            10Toncryogenicliquidoxygenplant


            Technicalscheme




            HenankenuoenergyplantCo.,ltd.
            Ericzhang
            Tel&whatsapp;008618903789688
            Emai:kenuonengyuan@126.com
            September11,2018
            one、Performanceindex,processflowandutilityconditions
            1.1performanceindex
            1.1.1liquidoxygencapacity,purityandpressure
            Product capacity purity Pressure
            MPa(G)
            (outlet) note
            Liquidoxygen 10t/d ≥99.6% ≥0.20
            1)AllunitsofcapacityNm3/haremeasuredat0Cand0.1013MPa(A)undertheconditionofvolumeflow,knownasthestandardflow,thesamebelow.
            2)Thedevicehas75to105%outputregulationcapability.。
            3)Liquidoxygenandliquidnitrogenproductscannotbeproductinthesametime
            1.1.2 Feedair 1800Nm3/h
            Airpressure 1.20MPa(A)
            1.1.3 returnairquantity 1800Nm3/h
            Outletpressure 1.20MPa(A)
            1.1.4 Continuousoperationtime Morethan2years
            1.1.5 HeatingThawingTime ~16hours
            1.1.6 Startingtimeoftheunit(fromtheexpansionoftheexpandertothepurityoftheliquidoxygen). ~24hours
            Two.Summaryofprocessflow(refertoprocessflowchart)
            Beforeenteringthecentrifugalaircompressor,theairissuckedintotheairfiltertoremovedustandparticulateimpurities,andthencompressedintotheaircompressor.Thecompressedairiscooledbetweenstagesbytheintermediatecooler.Aftertheaircompressorreaches1.1MPa,theaircompressoriscooledintotheair-conditioningunitto5degreesCelsius.Afterseparatingthefreewater,itentersthemolecularsieveforadsorption.Cleananddryaircanbeobtainedbyremovingwater,carbondioxideandsomehydrocarbonsfromtheair.Twoadsorbersareusedalternately,oneadsorberadsorbsimpurities,andtheotheradsorberregenerateshigh-temperaturewastenitrogen.
            Aftertheaircomesoutoftheadsorber,itclearsthedustthroughthefilter,andthenthepurifiedairentersthemainheatexchangeroneway,expandstheexpanderfromthemiddleofthemainheatexchangertomakerefrigeration,andthenventsit.Theotherwayentersthemainheatexchanger,whichiscooledtothetemperaturenearthedewpointandthrottlesitintothelowertower.
            Cooledairentersthelowertowerforrectification.Theairenteringthelowertowerevaporatestheliquidonthetraythroughthetray,andmorenitrogenvaporizesoutoftheliquid.Theairpassingthroughthetraycondensestheoxygenintheairduetotheexchangeoflatentheat.
            Asaresult,theoxygencontentintheliquidatthebottomofthelowertowerincreases,whilethenitrogencontentinthesteamincreases.Nitrogenisexchangedwithliquidoxygenatthebottomoftheuppertowerthroughacondensingevaporator.Theliquidoxygenisevaporatedandthenitrogeniscondensed.Someofthecondensatedliquidnitrogenwaspartiallyreturnedtothelowercolumnasrefluxliquid,andtherestoftheliquidnitrogenwascoldthrottledandenteredtheuppercolumnfordistillation.
            Theoxygen-enrichedliquidwasextractedfromthebottomofthelowertowerandsupercooledinthesupercooler.Afterthrottling,theoxygen-enrichedliquidwassenttothemiddleoftheuppertowerforreflux.
            Theliquidoxygenisextractedfromthebottomoftheuppertowerandsenttothecoldboxasaliquidoxygenproduct.
            Thewastenitrogengasisextractedfromthetopoftheuppertower,heatedbythecooler,expandedbythecryogenicexpander,thenexpandedintothemainheatexchanger,andthendischargedfromthecoldbox.Apartofthenitrogengasentersthepurificationsystemastheregenerationgasofthemolecularsieveadsorber,andmostofitreleasestheatmosphere.

            2.2Designbasisandutilityconditionofairseparationunit
            2.2.1weatherconditions
            1)airtemperature
            Annualmeantemperature 30℃
            Extrememaximumtemperature 30.4℃
            Extrememinimumtemperature -10℃
            2)Atmosphericpressure
            Annualmeanatmosphericpressure 98KPa
            3)humidity
            Annualmeanrelativehumidity 80%
            4)seismicintensity 7
            5)Qualityofrawgas(molarpercentage)
            O2 35%
            N2 62.7%
            Ar 2.3%
            Dewpoint -70℃
            2.2.2Utilitycondition
            1)Circulatingcoolingwater
            Watersupplycapacity 150m3/h
            Inletwatertemperature ≤30℃
            returnwatertemperature ≤40℃
            Watersupplypressure 0.40MPa(G)
            pressureofreturnwater 0.20MPa(G)
            Foulingcoefficient 0.0006m2·h·0C/kcal
            1)power
            AC10kV±10%50±0.5Hz three-phaseandthree-wire(≥800KW)
            AC380V±10%50±0.5Hz three-phaseandfive-wire(≥200KW)
            AC220V±10%50±0.5Hz single-phaseandthree-wire(≥10KW)

            Three,equipmentsupplyscopeandmainequipmentlist,technicalparameters.
            3.1Descriptionofsupplyscope
            ? Accordingtotheprincipleofsinglemachinesupply,PartyBprovidesacompletesetofequipmentfor10TPDcryogenicliquidoxygenairseparationunit.
            ? Principlesforasingleunitincludeacompletesetof10TPDcryogenicliquidoxygenairseparationunit,singleandauxiliaryequipment,pipes,valvesandthecorrespondingchassis,brackets,anchorbolts,nuts,importandexportflanges,coldboxpipes,valvesandfittings.
            ? Boundaryarea:thecontractinstallationareaisdrawnfromrawgastoliquidoxygendeliveredtotheproductwhichmeetsthequalityrequirements.TheliquidoxygenproductssuppliedbyPartyBaredeliveredtostoragetanks.
            ? Theprojectincludesequipmentdesign,manufacturing,packaging,transportationtoShanghaiPort,China,connectionpipesrequiredforthecontractualinstallationboundary,pneumaticcontrolvalves,fieldinstallationofinstruments.

            3.2、masterequipmentlist
            KFL
            No. Nameofequipment Brand/factory model quantity
            1. Turboaircompressor IHI/sumsung 1set
            2. Aircoolingsystem Bainian 1set
            3. Absorber KENUO 2set
            Electricheatingfurnace KENUO 1set
            4. Coldbox KENUO 1set
            5. Expander 2set
            6. Cryogeniccoolingsystem Bainian 1set
            7. electriccontrolsystem KENUO
            1set

            et
            8. Automaticoperationcontrolinstrumentsystem KENUO PLC-S7-313C 1套
            9. Allinstallationmaterialsintheboundaryarea:controlcabinettoequipmentconnectioncable,connectionpipeline,instrumentcable,coolingwatersystempipelinevalvesintheboundaryarea,insulationmaterials,etc.
            3.3、Mainequipmenttechnicalparameters
            3.3.1Turbineaircompressor1臺
            TYPE turbine
            MODEL
            Airinletpressure(KPaA) 98
            Inlettemperature(0C) 30
            relativehumidity(%) 80
            Coolingwaterinlettemperature(0C) 32
            Outletpressureofcompressorflange(Mpa(A)) 1.2
            Exhausttemperature(0C) ≤40
            Compressorexhaustflow(dry) 3600Nm3/h
            Coolingwaterconsumption(T/H)80Ctemperaturedifferencebetweengasandwater
            (includingprimaryaircoolerandoilcooler). 45℃
            Drivingmotorpower(KW) 428KW
            PowerKW 500KW
            Oilcontentofexhaustgas 100%nooil,haspassedTUV0gradeoilfreecertification(ISO8573-1)
            Mainmotor10kv1300HP 1set
            Brand IHIsumsung
            3.3.2aircoolingequipment1set
            Model SAYL-3600/10W
            Airflow 3600Nm3/h
            Inlettemperature ≤40℃
            Inletpressure ≤1.05MPa(G)
            Cooling-downmethod Watercooling

            Power AC380V/220V,50HZ
            Workingenvironmenttemperature ≤39℃
            Outletairtemperature 5~8℃
            Ratedinputpower 22.2KW
            Motorpower 35HP
            Nominalflangepressure 1.6MPa
            Pressureloss ≤0.02MPa
            Cryogen R22
            controlmode PLC
            Coolingwaterpressure 0.2~0.4MPa
            Coolingwaterinlettemperature ≤32℃
            Coolingwaterflow
            28m3/h
            Installationmethod Levelingcementfloorwithoutfoundationinstallation
            Scopeofsupply
            Brand:suzhoubainian

            3.3.3Molecularsievepurificationsystem1set
            Model HXK-3600/11
            Airflow 3600Nm3/h
            Workingpressure ≤1.1MPa
            Airinletpurifiertemperature 10℃
            outlettemperature 16℃
            Regenerativetime 4hAutomaticswitching
            Regenerativetemperature 170℃
            Airqualityafterpurification CO2content≤1PPm
            H2Odewpoint≤-70℃
            Powerofelectricheater 75kW(Averagepower24kw)
            Mainsupplyscope:
            Molecularsieveadsorber 2set
            Adsorbents Alumina/Zeolite
            Electricheater 1set
            Internalpipe 1set
            Purifieremptyingmuffler 1set
            Solenoidvalve ASCO
            Automaticswitchingvalve(discvalve) 1set
            Automaticcontrolvalve(reliefvalve,equalizingvalve) 1set
            supplier Henankenuo
            Adoptingtheinterlockcontrolofregeneratedgasflowandelectricheaterstartingandstopping,thelong-termsafeoperationofregeneratedgaselectricheaterisfullyguaranteed,andtheelectricheaterisdividedintotwogroupsfor4hoursautomaticswitchingcontrol,fullymeetingtherequirementsofenergysaving.
            Theelectricheatingtubeadoptsauniqueroddesigntoensurelowfailurerateandeasydisassembly.Whentheelectricheatingtubefails,itcanbeextractedbysinglerootandreplaced.
            HangyangKosopneumaticswitchingbutterflyvalveisusedfordoubleeccentricityandhightemperatureresistance;2-position5-waysolenoidvalveproducedbyASCOcompanyensuresthepurifierstableoperation.
            3.3.4Distillationcolumn1set
            Model YON-10ton
            Ratedprocessingairvolume 3450Nm3/h
            Airenteringtowerpressure 1.014MPa
            Ratedliquidoxygencapacity 10ton/day
            Purityofliquidoxygen Morethan99.6%
            Liquidoxygenoutletpressure Morethan0.20MPa
            type Formofsievetray
            weight 8000It
            Shapesize(longxwidexhigh) 2200X2000x15000mm
            (accordingtothefinaldesign)
            manufacturingenterprise HenanKenuo
            Mainsupplyrange:
            Mainheatexchanger 1Taiwan(SuzhouSanChuan)
            Supercooler 1Taiwan(SuzhouSanChuan)
            evaporatorcondenser 1Taiwan(SuzhouSanChuan)
            Distillationcolumn 1platform
            Pneumaticlowtemperaturecontrolvalve 1set
            Manuallowtemperaturevalve 1set
            Coldboxshell 1platform
            Support,tubeframe,valveframe 1set
            Towerpipe 1set
            Evaporativevaporizerforresidualliquid 1platform
            ?Thevalveadoptsstainlesssteelconnectingplate,valveinternalsandhighstrengthweldedaluminumbody,whichcanavoidtheerosionofvalveconnectioncausedbystemsweatingandfrosting.
            ?Thecoldboxisassembledcompletelybythemanufacturertoreducetheworkloadoffieldinstallation.
            ?Three-dimensionalpipingdesignisadoptedtoensurereasonableandappropriatestresscompensationforthepipelineinthecoldbox.
            Twosetsof3.3.5turbochargingturbineexpansionunit
            No.1expander
            Medium compressedair
            Expansiveendflow 1650Nm3/h
            Suctionpressureofexpansiveend 1.17MPa(A)
            Expelledenddischargepressure 0.13MPa(A)
            Suctiontemperatureofexpansiveend 150K
            No.twoexpander
            Medium Foulingnitrogen
            Turbochargedendflow Fanbrake
            Pressurizedendsuctionpressure Atmosphericpressure
            Suctiontemperatureofsuperchargedend 40Centigrade
            Expansiveendflow 1500Nm3/h
            Suctionpressureofexpansiveend 0.335MPa(A)
            Expelledenddischargepressure 0.13MPa(A)
            Suctiontemperatureofexpansiveend 106K
            Mainscopeofsupply
            Expanderbody 2set
            Lubricatingoilsystem 1set
            Sealgassystem 1set
            Pipeandvalveaccessories 1set
            Randomspareparts 1set
            Special-purposetools 1set
            Manufacturer SuzhouWestDa

            3.3.6AirCryogenicChiller
            Model
            Airhandlingcapacity 1650Nm3/h
            Intaketemperature Lessthan-20C
            Airinletpressure Lessthan1.05MPa(G)
            Coolingmode water-cooling
            PowerSupply AC380V/220V,50HZ
            Adapttoworksystem Continuouswork
            Workingenvironmenttemperature Lessthan39degreescentigrade
            Exitairtemperature -35Centigrade
            Ratedinputpower 12KW
            Motorpower 20HP
            Flangenominalpressure 1.6MPa
            Pressureloss Lessthan0.02MPa
            Cryogen R22
            controlmode PLCcontrol
            Coolingwaterpressure 0.20.4MPa
            Inlettemperatureofcoolingwater Lessthan32degreescentigrade
            Coolingwater 10m3/h
            Installationmethod Flatcementgroundwithoutfoundationinstallation

            3.3.7HorizontalLiquidOxygenCryogenicStorageTank
            Model CFL-10/0.8
            Medium liquidnitrogen
            Volume 10.5m
            Designpressure 0.84MPa
            Workingpressure 0.80MPa
            MaterialScience Internalbile:S30408outergallbladder:Q245R
            Shapesize ~1800mmx4000mm
            manufacturingenterprise BeijingJinHaixinPressureVesselManufacturingCo.,Ltd.

            3.3.8LiquidOxygenCryogenicPump
            Model BPO-300/100
            Medium liquidoxygen
            flow 300L/h
            Importpressure 0.2~0.8MPa
            Exportpressure 10.0MPa
            Motorpower
            manufacturingenterprise
            Asetof3.3.9vaporizer
            Model QHQ-300/100
            Medium liquidoxygen
            flow 300Nm3/h
            Importpressure 0.2~0.8MPa
            Exportpressure 10.0MPa
            Asetof.3.10fillingsets
            Model CG-10
            Medium oxygen
            Fillingheadnumber 10individual
            Workingpressure 10.0MPa
            Airtightnesstestpressure 20.0MPa

            Four,aninstrumentandcontrolsystem
            1Designprinciples
            1)Instrumentandcontrolsystemshouldeffectivelymonitortheproductionprocessofthecompletesetofairseparationequipmenttoensurereliableoperationandconvenientoperationandmaintenance.
            2)AdoptingPLCsysteminthecentralcontrolroom,combiningthesidepanelinstrumentandlocalinstrumentcontrol,thewholeinstrumentcontrolsystemensuresreliabilityandadvanced.SiemensPLCsystem,S7-313Cseries,thethird-partyinterfaceusingPROFIBUS/DPprotocol,opticalfiberaccessinterfacemoduleandopticalfiberprovidedbyPartyB.
            3)thesystemloadisnotmorethan60%,thecontrollerpowersupplyisuniformlyload,thecontrolnetworkredundancy,thecommunicationbusloadisnotmorethan40%,andtheIOpointmarginistwentypercent.Thecomputerdisplayisequippedwith22inchesand2sets.Itcanmonitorandoperatetheprocessparametersoftheairseparationunit,andhasthefunctionsofdisplay,operation,adjustment,memory,startinginterlockandprotectioninterlocking.Theinterlockingprotectionwillautomaticallystartandstopaccordingtotheprocessrequirements,openorclosethevalve,andmanuallyoperatetheequipmentonoroff,orchangetherunningstate.
            4)centrifugalcompressoradoptsin-situPLCcontrol,insitudisplayandoperation,andprovidescommunicationinterfacewithmaincontrolroomcomputercontrolsystem(RS485,PROFIBUS-DP);themainsinglemachinesetuptheinstrumentcabinetbesidethemachine,displayssomeparametersinthesidecabinet,andcarriesoutoperation,alarmandchain;circulatingwater,precoolerandmolecularsievepurification.PartofthesignalintothePLCsystem.
            5)allsystemsoftwareislicensed,includingMicrosoftWINCC7.0SP2&apos;sgenuinecomputeroperatingsystem,SIEMENSPLCsystemsoftware,maincontrolplatformsoftware,engineerstationprogrammingsoftware,human-machineinterfaceconfiguration,monitoringsoftware,andsoon.
            6)Theanalysisroomisequippedwithacompletesetofon-lineanalyzercabinetsforsupply,andthemaindataaresenttothecentralcontrolroomfordisplay.
            SIEMENSPLC-S7-313CSystem:
            OperatingStation:AnEngineerStation,anOperatorStation;IndustrialComputer(YanhuaTechnology),22"LCD,printer.
            Thecomputersystemisconfiguredasfollows:
            DELLIntelG20202.9GHz/2GDDR31600MHz/500GSATA
            7200/DVDRW22LCDA4printer
            Controlstation:cabinet(includingallkindsofcards,terminalboardsandcommunicationcables).
            Including:powermoduleCPUcontrolmodulecabinetAIinputmoduleRTDinputmoduleAOoutputmoduleDIinputmoduleDOoutputmodule
            DCSsoftware(real-timemonitoring,systemconfiguration,flowchartmaking,reportmaking)
            OtherfunctionalsoftwareneededforthewholeDCSsystemprogramming
            Avarietyofprocessors,communicationcables,supportingterminalboardsandotherhardwareequipment
            2.Typeselectionofinstruments
            1)ThedifferenceofpressuretransmitterandpressuretransmitterareadoptedbyYokogawaEJA.
            2)Two-positionthree-wayandtwo-positionfive-waysolenoidvalvesaremanufacturedbyASCO.
            3)TheanalyzerismadeofSiemensandShanghaiViagraproducts.
            4)TemperaturemeasuringelementsadoptPt100indexarmoredplatinumthermalresistance,coldboxadoptdoublearmoredplatinumthermalresistance.
            5)thelocalpressuregaugeusesaspringtubepressuregauge.
            6)ExpanderspeedmeasurementusingJiujiangElectricPowerPlantDTZ-C-101tachometer,sendstandardsignalintothesystem.
            3.Primaryinstrumentationandcontrolvalves(quantitiesbasedonfinaldesign)
            3.1.Themainoneinstrument
            Pressuretransmitter 14Only(SichuanEJA)
            Differentialpressuretransmitter 10Only(SichuanEJA)
            Platinumthermalresistance 13Only(Shanghaiautomationinstrumentthree)
            Speedtransmitter 2Only(Shanghaispeedinstrumentfactory)
            Orificeflowmeter 6Only(Hangzhou)
            In-situpressuregauge 5only
            In-situthermometer 5only
            3.2.Controlvalve
            *cylindertypecutoffbutterflyvalve 1Set(U.S.Bray)
            *solenoidvalve 1(AmericanASCO)
            *lowtemperatureregulatingvalve 1Set(hangoxygen)
            *normaltemperatureregulatingvalve 1(threepartyofZhejiang)
            3.3.Analysisinstrument
            Oxygenanalyzer 1platform
            purpose On-lineanalysisofoxygenpurity
            Model CY-688L
            manufacturingenterprise ShanghaiChangAiElectronicTechnologyCo.,Ltd.
            Dewpointanalyzer 1platform
            purpose Thedewpoint
            Model GNL-DP1
            range -100Centigradeto+20C
            manufacturingenterprise ShanghaiChangAiElectronicTechnologyCo.,Ltd.
            CO2analyzer 1Table(userselection)
            purpose CO2content
            Model ULTRAMAT6
            range 0~5ppm
            manufacturingenterprise Siemens

            4,informationandtechnicaldocuments
            4.1Preliminarydesign
            4.2Instrumentlist
            4.3Alarminterlocklist
            4.4Layoutofthefrontsidecabinet
            4.5Processflowchartwithcontrolpoint
            4.6.Finaldesign
            4.6.1Instrumentlist
            4.6.2Frontallayoutdiagram,electricalschematicdiagram,gasconnectiondiagram,cabinetwiringdiagram(includingterminaldiagram)
            4.6.3Regulatingvalvedatasheet
            4.6.4Alarminterlockinglist
            4.6.5Processflowchartwithcontrolpoint

            Five.DesignandsupplyofelectroniccontrolsystemRange
            5.1designconditions
            1)Highvoltagepowersupplyis10kV+10%,50HZ+0.5HZ,three-phasethree-wiresystem,neutralpointisnotgrounded,themaximumshortcircuitcapacityisMVA.
            2)Low-voltagepowersupplyis380/220V,50HZ+0.5HZ,three-phasefour-wiresystem,neutralpointisdirectlygrounded.
            5.2designscope
            1)PartyBisresponsiblefordesigningtheelectricalsinglelinediagram,electricalcontrolschematicdiagramandterminaldiagramofalltheelectricalequipmentsuppliedbyPartyBinthisairseparationplant.Themaincontentsare:centrifuge,aircirculationcompressor,airpreheater,cryogenicrefrigerator,purificationsystemandsoon.
            2)theequipmentlayout,powerandcontrolwiring,lightningprotection,grounding,lightingandinstallationmaterials,scaffolds,etc.,whicharerequiredbytheproject,shallberesponsibleforthedesignbytheengineeringdesigner,andPartyBshallraiserelevantrequirements.
            5.3designprinciples
            1)Theelectroniccontrolequipmentoftheairseparationunitshouldbereliable,safe,advancedandeasytooperateonthepremiseofmeetingthedesignconditionsandtechnologicalrequirements.
            2)Thecontrol,measurement,protectionandsignalofallmotorsandelectricalequipmentshallbesetupinaccordancewiththerelevantregulationsoftheState.
            3)thereareoperatingcabinets(boxes)neareachunit,andtheoperationcabinet(box)unitsare:airfilters,aircompressors,aircirculationcompressors,airprecoolingunits,cryogenicrefrigerators,purificationsystems,etc.
            4)Themolecularsieveelectricheateriscontrolledbythyristorvoltageregulatingdevice(powerregulatingcabinet).
            5.4ScopeofSupply:(Basedonfinaldesign,suppliedbyPartyB)
            1)ACUPS(maintenance-freebattery,6kvA,0.5h)1set(Sander,USA)
            2)Onesetofhighandlowvoltagecontrolcabinet
            3)Onesetofon-siteoperatingtable(column,cabinet)
            5.5deliveryoftechnicaldocuments
            1)electricsinglewirediagram
            2)anelectricequipmentlist
            3)Electricalcontrolschematicdiagram,terminaldiagram(indicatingthedirectionofthecable),wiringdiagram.
            4)externalsizeandinstallationsizeofcontrolequipment
            5)electricloadmeter
            6)instructionsfortheuseoftheChineseversionofimportedequipment
            7)equipmentfactorytestrecord



            Six,performanceguarantee
            1,thebasisofperformanceassurance
            1.1Thedesign,construction,installationandcommissioningexaminationofthecontractedequipmentshallbebasedonthetechnicaldocumentsprovidedbyPartyBinaccordancewiththesupplycontract.
            Therequirementsintheprocessarebasedonthebasis.
            1.2PartyAprovidespublicworksconditionsandsufficienttrainingofqualifiedoperatorsforcommissioningofthecontractedequipment.
            WorkundertheguidanceofPartyB&apos;spersonnel.
            1.3Inperformanceevaluation,theguaranteedvalueofconsumptionindexdoesnotincludetheconsumptionoffans,heating,airconditioningandintermittentusers.
            2,performanceguarantee
            Theperformanceoftheairseparationunitisasfollows:
            medium Assessmentcondition purity PressureMPa(G)(outofboundaryarea) Remarks
            liquidoxygen 10Ton/day Morethan99.6% Morethan0.20
            3.Executeaccordingtothecurrentstandardofenterprisedesign,manufactureandinspection.Qualityandtechnicalrequirements
            4.Timeforperformanceassessment
            1)Inthecaseofproduction,whenthedevicereachestherequiredstableoperatingconditions,itshouldimmediatelycarryoutperformanceevaluationfor48hourswithoutinterruption,andthecapabilityoftheequipmentshouldreachtheperformanceguaranteevalue.
            2)Duringtheinspectionperiod,theequipmentandmaterialsshallbeoperatedbyPartyA&apos;spersonnelunderthesupervisionofPartyB&apos;scommissioningexperts.
            3)Allreadingsonallinstrumentsandanalyzersshallberecordedeveryhourduringtheacceptanceandexaminationperiod.Thearithmeticmeanofthereadingsperhourwastakenasthemeasuredvalue.Representativesofbothpartiesshallverifyallmeasurementsandrecordthemonarecordsheetwhichisvalidforbothparties.Thetwosidesaresenttogetherwiththecalculatedvalueandthecorrectedvalue.PartyBwillalsogetacopyoftheserecords.
            4)Thecorrectionsofatmosphericpressure,airtemperature,relativehumidityandcoolingwatertemperatureareconsistentwiththecalculations.
            5)Iftheperformanceevaluationisforcedtobeinterruptedduetonon-PartyBreasons,oncethedeviceisrestoredtostableoperation,cancontinuetoconduct48hoursofassessment.
            6)IftheperformanceassessmentisforcedtobeinterruptedduetoPartyA&apos;sresponsibility,theperformanceassessmentshallbere-conductedfor48hours.
            7)Aftersuccessfulcompletionoftheaboveacceptanceexamination,PartyAshallsubmittoPartyBacopyoftheequipmentandmaterialperformanceacceptancecertificatesignedbybothparties.
            5,measurementmethodandmeasurementpoint
            Allflowrateswillbemeasuredatthecoldboxoutlet(productoutlet)usingthedeviceflowmeterandlevelmeterandreadthroughPLC.Thecalibrationandvalidationofanalyzersandflowmetersshallbecarriedoutpriortotheperformanceevaluationandthepresenceofrepresentativesofbothpartiesshallberequired.
            5.1Gasflow:Theorificeplateflowmeterisusedtomeasurethegasflowrate,andthetemperatureandpressureparameterscanbecorrectedwhenmeasuring.
            5.2Gaspurity:Determinedbyautomaticanalyzerandcalibratedbystandardgas.
            5.3Gaspressure:measuredbypressuretransmitterorpressuregauge
            5.4GasTemperature:PtThermalResistanceandDigitalThermometer
            5.5Powermeasurement:
            Forpowerconsumptiondevices:thepowermeterinstalledonthedistributioncabinetisusedtomeasure.Duetothedeviationofenvironmentalanddesignconditionsandthemeasurementaccuracy,theactualmeasuredpowerwillbecorrectedappropriately.Theaccuracyoftheexaminationdataandthechangeofproductandefficiencycausedbythedifferencesinthedesignenvironmentconditionswillbecorrectedaccordingtothelatestinternationalstandardsormanufacturingplantstandards.
            6equipmentshelflife
            Fromthedateofacceptance,thequalityguaranteeperiodisoneyearor18monthsfromthearrivalofthelastbatchofgoods,whichevercomesfirst.Duringthisperiod,thesuppliershouldpromptlycooperatewiththerepairandsettlementoftheequipmentduetoqualityproblemsandequipmentfailuresduetothesupplier&apos;scauses.Thesupplierwillarriveatthesitewithin24hoursafterreceivingthenotification.

            Seven,qualityassuranceandafter-salesservice

            HenanKenuoairseparationequipmentTechnologyCo.,Ltd.ismanagedstrictlyaccordingtotheISO9001qualityassurancesystem.Thereareprofessionalswhosupervisethedesign,manufactureandserviceofproducts,andtrackandfeedbacktheproductsthathavebeensoldregularly.Ouraimistostrengthenservices,keepmakingprogress,anddoourbesttomeettherequirementsofcustomers.ThequalityassuranceandservicecommitmentforthecompletesetofequipmentprovidedinaccordancewiththerequirementsoftheISO9001qualityassurancesystemareasfollows:
            1.Aseriesofprocedures,suchasdesigninput,designoutput,designreview,designverificationanddesignconfirmation,arestrictlycontrolledinordertoensurethequalityofproductdesign.
            2.Drawupthedesignworkplan,stipulatetheimplementationresponsibility,holdthedesignworkconference,ensurethatthedesignworkiscompletedonschedule.
            3.Strictcontrolshallbeexercisedoverthepurchaseofrawandauxiliarymaterials,outsourcingandoutsourcingpartsrequiredforthemanufactureofproductsandservices,soastoensurethatthematerialspurchasedmeettherequirements.
            4.Inthewholeprocessofproductionandservice,theinspectionandtestingofproductsshouldbecontrolledtoensurethatunqualifiedproductsarenotputintouse,processedandmanufacturedwithoutinspectionorverification.
            5.Acompletesetofequipmentflowchart,processflowchartandbasicdrawingwillbeprovidedfreeofchargeafterthecontractcomesintoeffecttoensurethesmoothprogressoftheprojectdesign.
            6.Aftertheequipmentarrivesatthesite,PartyBopenstheboxwithPartyAafterreceivingthewrittennoticefromPartyAandcountstherandompackinglistprovidedbyPartyBonebyone.
            7.Freeofchargetoprovideuserswithon-siteguidanceforinstallationandjointdebugging.
            8.Aftertheequipmentisdebuggedandqualified,theequipmentshallbetransferredtoPartyAafter72hoursofstabilizationtogetherwiththerelevantpersonnelofPartyA.
            9.Theguaranteeperiodoftheequipmentis24monthsofnormaloperationor36monthsofthedateofdelivery.
            10.PartyBwillsupplyallkindsofsparepartstoPartyAandprovidelife-longservicetothewholesetofequipment.Itwillalsoundertaketheworkoftheequipmentandensurethatusershavenoworries.
            11.Thesuppliercarriesoutaone-stopservicetosales,technologyandafter-saleservice.Ithasdedicatedtrackingtothecustomerservicedepartmentoftheproductsthathavebeensold,andunderstandstheoperationoftheproductsintime,andsolvesthedifficultiesoftheusers.
            12Aftertheoperationoftheequipment,whetheritisthemanufacturingqualityproblemortheimproperuseofPartyA,PartyBwillreplywithin4hoursafterreceivingthenotificationfromPartyA,andsendthestafftothescenewithin72hoursifnecessary,sothatPartyAissatisfied.
            Eight.Trainingofpartyapersonnel
            1.TrainingforthetechnicalpersonnelofPartyA
            PartyBshallprovidefreetechnicaltrainingandservicestoPartyA&apos;stechnicalpersonnelincluding,butnotlimitedto,thefollowingnecessarytechnicaltrainingandservices.
            1)makethetechnicalpersonnelofpartyafamiliarwithandmasterthetechnologicalprocess,unitequipment,machinestructureandworkingprinciple,andoperationandmaintenanceofthedevice.
            2)PartyBwilltrainexperiencedpartymemberswhoareexperiencedandskilledinguidingtheinstallation,commissioning,operationandmaintenanceofthecontract,includingteachingrelevantknowledgeandknow-how,andgivingdetailedanswerstothetechnicalproblemsraisedbyPartyA&apos;stechnicians.
            3)Inordertoensuretheefficiencyandeffectivenessofthetraining,PartyBshouldprovidetrainingmaterials,organizevisitstosimilardevicesandpractice.PartyAtakescareofthecostofvisitingandinternship.
            2.TrainingfortheoperatorofPartyA
            1)PartyBshallsendfreeexperiencedengineerstoexplaintheprocessandoperationtrainingofthecontractequipmentforPartyA&apos;stechnicians,andguideordemonstratethepossibleoperatingconditions,adjustmentproceduresandmethodsofthecontractinstallation.
            2)PartyB&apos;sactualoperationtrainingforPartyA&apos;soperatoriscarriedoutbyPartyB&apos;son-sitecommissioningtechnicalteam,includingthejointstart-upofthedeviceandtheadjustmentofvariousparameterstoensurethestableoperationofthedevice.
            3)PartyBshallprovidePartyAwithsimilaroperationequipmentforPartyApersonneltraining.

            Ninestandardspecificationandqualitycontrol
            1PartyBshallcomplywiththeexistingstandardsandspecificationsofthestate,industryandfactoriesforthedesign,materialselection,manufacture,inspectionandtestingoftheequipmentsupplied,andtheotherprovisionsstipulatedinthecontractshallbeexecutedaccordingtothecontract.
            2PartyBshallprovidePartyAwiththequalitycertificate,inspectionandtestrecordoftheequipment(onecertificateissuedbythesupervisionandinspectiondepartmentofthepressurevessel).
            3Standardofexecution
            (1)airseparationequipment
            JB/T7672-1995 GraphicSymbolsandCodesforFlowChartsofAirSeparationEquipment
            (2)pressurevessel
            2009edition "Supervisionregulationsforsafetytechnologyofpressurevessels"
            GB150-2001 Steelpressurevessel
            JB/T4734-2002 Aluminumweldingcontainer
            (3)heatexchanger
            JB/T7261-94 "Technicalconditionsforaluminumplatefinheatexchanger"
            (4)turboexpander
            JB/T6894-2000 Technicalconditionsforturbochargingturbineexpander
            (5)gb14,97-8 "Basicstandardoflowvoltageelectricalapparatus"
            (6)JackB/T4.7,11-2003 "Pressurevesselcoatingandtransportationpackage"
            (7)Jack23-9 GeneralSpecificationforConstructionandAcceptanceofMechanicalEquipmentInstallationEngineering
            (8)jackjack29-9 CodeforConstructionandAcceptanceofInstallationEngineeringofCompressor,FanandPump
            (9)gb50,27,4-8 CodeforConstructionandAcceptanceofInstallationEngineeringofRefrigerationEquipmentandAirSeparationEquipment
            (10)H-G-20-2-80 "SpecificationforconstructionandacceptanceofdegreasingEngineering"
            (11)g.B.126-1980s CodeforConstructionandAcceptanceofInsulationEngineeringforIndustrialEquipmentandPipes
            (12)gb50,23,5-7 CodeforConstructionandAcceptanceofIndustrialMetalPipelineEngineering
            (13)gb50,236-8 CodeforConstructionandAcceptanceofWeldingEngineeringofFieldEquipmentandIndustrialPipeline
            (14)gb50,18,4-9 StandardforInspectionandEvaluationofInsulationQualityofIndustrialMetalsandPipelines
            (15)JB/Z167-89 Technicalspecificationforargonarcweldingofaluminumairseparationequipment







            ;


            10Toncryogenicliquidoxygenplant


            Technicalscheme

             HenankenuoenergyplantCo.,ltd.
            Ericzhang
            Tel&whatsapp;008618903789688
            Emai:kenuonengyuan@126.com
            September11,2018
            one、Performanceindex,processflowandutilityconditions
            1.1performanceindex
            1.1.1liquidoxygencapacity,purityandpressure
            Product capacity purity Pressure
            MPa(G)
            (outlet) note
            Liquidoxygen 10t/d ≥99.6% ≥0.20
            1)AllunitsofcapacityNm3/haremeasuredat0Cand0.1013MPa(A)undertheconditionofvolumeflow,knownasthestandardflow,thesamebelow.
            2)Thedevicehas75to105%outputregulationcapability.。
            3)Liquidoxygenandliquidnitrogenproductscannotbeproductinthesametime

            1.1.2 Feedair 1800Nm3/h
            Airpressure 1.20MPa(A)
            1.1.3 returnairquantity 1800Nm3/h
            Outletpressure 1.20MPa(A)
            1.1.4 Continuousoperationtime Morethan2years
            1.1.5 HeatingThawingTime ~16hours
            1.1.6 Startingtimeoftheunit(fromtheexpansionoftheexpandertothepurityoftheliquidoxygen). ~24hours
            Two.Summaryofprocessflow(refertoprocessflowchart)
            Beforeenteringthecentrifugalaircompressor,theairissuckedintotheairfiltertoremovedustandparticulateimpurities,andthencompressedintotheaircompressor.Thecompressedairiscooledbetweenstagesbytheintermediatecooler.Aftertheaircompressorreaches1.1MPa,theaircompressoriscooledintotheair-conditioningunitto5degreesCelsius.Afterseparatingthefreewater,itentersthemolecularsieveforadsorption.Cleananddryaircanbeobtainedbyremovingwater,carbondioxideandsomehydrocarbonsfromtheair.Twoadsorbersareusedalternately,oneadsorberadsorbsimpurities,andtheotheradsorberregenerateshigh-temperaturewastenitrogen.
            Aftertheaircomesoutoftheadsorber,itclearsthedustthroughthefilter,andthenthepurifiedairentersthemainheatexchangeroneway,expandstheexpanderfromthemiddleofthemainheatexchangertomakerefrigeration,andthenventsit.Theotherwayentersthemainheatexchanger,whichiscooledtothetemperaturenearthedewpointandthrottlesitintothelowertower.
            Cooledairentersthelowertowerforrectification.Theairenteringthelowertowerevaporatestheliquidonthetraythroughthetray,andmorenitrogenvaporizesoutoftheliquid.Theairpassingthroughthetraycondensestheoxygenintheairduetotheexchangeoflatentheat.
            Asaresult,theoxygencontentintheliquidatthebottomofthelowertowerincreases,whilethenitrogencontentinthesteamincreases.Nitrogenisexchangedwithliquidoxygenatthebottomoftheuppertowerthroughacondensingevaporator.Theliquidoxygenisevaporatedandthenitrogeniscondensed.Someofthecondensatedliquidnitrogenwaspartiallyreturnedtothelowercolumnasrefluxliquid,andtherestoftheliquidnitrogenwascoldthrottledandenteredtheuppercolumnfordistillation.
            Theoxygen-enrichedliquidwasextractedfromthebottomofthelowertowerandsupercooledinthesupercooler.Afterthrottling,theoxygen-enrichedliquidwassenttothemiddleoftheuppertowerforreflux.
            Theliquidoxygenisextractedfromthebottomoftheuppertowerandsenttothecoldboxasaliquidoxygenproduct.
            Thewastenitrogengasisextractedfromthetopoftheuppertower,heatedbythecooler,expandedbythecryogenicexpander,thenexpandedintothemainheatexchanger,andthendischargedfromthecoldbox.Apartofthenitrogengasentersthepurificationsystemastheregenerationgasofthemolecularsieveadsorber,andmostofitreleasestheatmosphere.

            2.2Designbasisandutilityconditionofairseparationunit
            2.2.1weatherconditions
            1)airtemperature
            Annualmeantemperature 30℃
            Extrememaximumtemperature 30.4℃
            Extrememinimumtemperature -10℃
            2)Atmosphericpressure
            Annualmeanatmosphericpressure 98KPa
            3)humidity
            Annualmeanrelativehumidity 80%
            4)seismicintensity 7
            5)Qualityofrawgas(molarpercentage)
            O2 35%
            N2 62.7%
            Ar 2.3%
            Dewpoint -70℃
            2.2.2Utilitycondition
            1)Circulatingcoolingwater
            Watersupplycapacity 150m3/h
            Inletwatertemperature ≤30℃
            returnwatertemperature ≤40℃
            Watersupplypressure 0.40MPa(G)
            pressureofreturnwater 0.20MPa(G)
            Foulingcoefficient 0.0006m2·h·0C/kcal
            1)power
            AC10kV±10%50±0.5Hz three-phaseandthree-wire(≥800KW)
            AC380V±10%50±0.5Hz three-phaseandfive-wire(≥200KW)
            AC220V±10%50±0.5Hz single-phaseandthree-wire(≥10KW)

            Three,equipmentsupplyscopeandmainequipmentlist,technicalparameters.
            3.1Descriptionofsupplyscope
            ? Accordingtotheprincipleofsinglemachinesupply,PartyBprovidesacompletesetofequipmentfor10TPDcryogenicliquidoxygenairseparationunit.
            ? Principlesforasingleunitincludeacompletesetof10TPDcryogenicliquidoxygenairseparationunit,singleandauxiliaryequipment,pipes,valvesandthecorrespondingchassis,brackets,anchorbolts,nuts,importandexportflanges,coldboxpipes,valvesandfittings.
            ? Boundaryarea:thecontractinstallationareaisdrawnfromrawgastoliquidoxygendeliveredtotheproductwhichmeetsthequalityrequirements.TheliquidoxygenproductssuppliedbyPartyBaredeliveredtostoragetanks.
            ? Theprojectincludesequipmentdesign,manufacturing,packaging,transportationtoShanghaiPort,China,connectionpipesrequiredforthecontractualinstallationboundary,pneumaticcontrolvalves,fieldinstallationofinstruments.

            3.2、masterequipmentlist
            KFL
            No. Nameofequipment Brand/factory model quantity
            1. Turboaircompressor IHI/sumsung 1set
            2. Aircoolingsystem Bainian 1set
            3. Absorber KENUO 2set
            Electricheatingfurnace KENUO 1set
            4. Coldbox KENUO 1set
            5. Expander 2set
            6. Cryogeniccoolingsystem Bainian 1set
            7. electriccontrolsystem KENUO
            1set

            et
            8. Automaticoperationcontrolinstrumentsystem KENUO PLC-S7-313C 1套
            9. Allinstallationmaterialsintheboundaryarea:controlcabinettoequipmentconnectioncable,connectionpipeline,instrumentcable,coolingwatersystempipelinevalvesintheboundaryarea,insulationmaterials,etc.
            3.3、Mainequipmenttechnicalparameters
            3.3.1Turbineaircompressor1臺
            TYPE turbine
            MODEL
            Airinletpressure(KPaA) 98
            Inlettemperature(0C) 30
            relativehumidity(%) 80
            Coolingwaterinlettemperature(0C) 32
            Outletpressureofcompressorflange(Mpa(A)) 1.2
            Exhausttemperature(0C) ≤40
            Compressorexhaustflow(dry) 3600Nm3/h
            Coolingwaterconsumption(T/H)80Ctemperaturedifferencebetweengasandwater
            (includingprimaryaircoolerandoilcooler). 45℃
            Drivingmotorpower(KW) 428KW
            PowerKW 500KW
            Oilcontentofexhaustgas 100%nooil,haspassedTUV0gradeoilfreecertification(ISO8573-1)
            Mainmotor10kv1300HP 1set
            Brand IHIsumsung
            3.3.2aircoolingequipment1set
            Model SAYL-3600/10W
            Airflow 3600Nm3/h
            Inlettemperature ≤40℃
            Inletpressure ≤1.05MPa(G)
            Cooling-downmethod Watercooling

            Power AC380V/220V,50HZ
            Workingenvironmenttemperature ≤39℃
            Outletairtemperature 5~8℃
            Ratedinputpower 22.2KW
            Motorpower 35HP
            Nominalflangepressure 1.6MPa
            Pressureloss ≤0.02MPa
            Cryogen R22
            controlmode PLC
            Coolingwaterpressure 0.2~0.4MPa
            Coolingwaterinlettemperature ≤32℃
            Coolingwaterflow
            28m3/h
            Installationmethod Levelingcementfloorwithoutfoundationinstallation
            Scopeofsupply
            Brand:suzhoubainian

            3.3.3Molecularsievepurificationsystem1set
            Model HXK-3600/11
            Airflow 3600Nm3/h
            Workingpressure ≤1.1MPa
            Airinletpurifiertemperature 10℃
            outlettemperature 16℃
            Regenerativetime 4hAutomaticswitching
            Regenerativetemperature 170℃
            Airqualityafterpurification CO2content≤1PPm
            H2Odewpoint≤-70℃
            Powerofelectricheater 75kW(Averagepower24kw)
            Mainsupplyscope:
            Molecularsieveadsorber 2set
            Adsorbents Alumina/Zeolite
            Electricheater 1set
            Internalpipe 1set
            Purifieremptyingmuffler 1set
            Solenoidvalve ASCO
            Automaticswitchingvalve(discvalve) 1set
            Automaticcontrolvalve(reliefvalve,equalizingvalve) 1set
            supplier Henankenuo
            Adoptingtheinterlockcontrolofregeneratedgasflowandelectricheaterstartingandstopping,thelong-termsafeoperationofregeneratedgaselectricheaterisfullyguaranteed,andtheelectricheaterisdividedintotwogroupsfor4hoursautomaticswitchingcontrol,fullymeetingtherequirementsofenergysaving.
            Theelectricheatingtubeadoptsauniqueroddesigntoensurelowfailurerateandeasydisassembly.Whentheelectricheatingtubefails,itcanbeextractedbysinglerootandreplaced.
            HangyangKosopneumaticswitchingbutterflyvalveisusedfordoubleeccentricityandhightemperatureresistance;2-position5-waysolenoidvalveproducedbyASCOcompanyensuresthepurifierstableoperation.
            3.3.4Distillationcolumn1set
            Model YON-10ton
            Ratedprocessingairvolume 3450Nm3/h
            Airenteringtowerpressure 1.014MPa
            Ratedliquidoxygencapacity 10ton/day
            Purityofliquidoxygen Morethan99.6%
            Liquidoxygenoutletpressure Morethan0.20MPa
            type Formofsievetray
            weight 8000It
            Shapesize(longxwidexhigh) 2200X2000x15000mm
            (accordingtothefinaldesign)
            manufacturingenterprise HenanKenuo
            Mainsupplyrange:
            Mainheatexchanger 1Taiwan(SuzhouSanChuan)
            Supercooler 1Taiwan(SuzhouSanChuan)
            evaporatorcondenser 1Taiwan(SuzhouSanChuan)
            Distillationcolumn 1platform
            Pneumaticlowtemperaturecontrolvalve 1set
            Manuallowtemperaturevalve 1set
            Coldboxshell 1platform
            Support,tubeframe,valveframe 1set
            Towerpipe 1set
            Evaporativevaporizerforresidualliquid 1platform
            ?Thevalveadoptsstainlesssteelconnectingplate,valveinternalsandhighstrengthweldedaluminumbody,whichcanavoidtheerosionofvalveconnectioncausedbystemsweatingandfrosting.
            ?Thecoldboxisassembledcompletelybythemanufacturertoreducetheworkloadoffieldinstallation.
            ?Three-dimensionalpipingdesignisadoptedtoensurereasonableandappropriatestresscompensationforthepipelineinthecoldbox.
            Twosetsof3.3.5turbochargingturbineexpansionunit
            No.1expander
            Medium compressedair
            Expansiveendflow 1650Nm3/h
            Suctionpressureofexpansiveend 1.17MPa(A)
            Expelledenddischargepressure 0.13MPa(A)
            Suctiontemperatureofexpansiveend 150K
            No.twoexpander
            Medium Foulingnitrogen
            Turbochargedendflow Fanbrake
            Pressurizedendsuctionpressure Atmosphericpressure
            Suctiontemperatureofsuperchargedend 40Centigrade
            Expansiveendflow 1500Nm3/h
            Suctionpressureofexpansiveend 0.335MPa(A)
            Expelledenddischargepressure 0.13MPa(A)
            Suctiontemperatureofexpansiveend 106K
            Mainscopeofsupply
            Expanderbody 2set
            Lubricatingoilsystem 1set
            Sealgassystem 1set
            Pipeandvalveaccessories 1set
            Randomspareparts 1set
            Special-purposetools 1set
            Manufacturer SuzhouWestDa

            3.3.6AirCryogenicChiller
            Model
            Airhandlingcapacity 1650Nm3/h
            Intaketemperature Lessthan-20C
            Airinletpressure Lessthan1.05MPa(G)
            Coolingmode water-cooling
            PowerSupply AC380V/220V,50HZ
            Adapttoworksystem Continuouswork
            Workingenvironmenttemperature Lessthan39degreescentigrade
            Exitairtemperature -35Centigrade
            Ratedinputpower 12KW
            Motorpower 20HP
            Flangenominalpressure 1.6MPa
            Pressureloss Lessthan0.02MPa
            Cryogen R22
            controlmode PLCcontrol
            Coolingwaterpressure 0.20.4MPa
            Inlettemperatureofcoolingwater Lessthan32degreescentigrade
            Coolingwater 10m3/h
            Installationmethod Flatcementgroundwithoutfoundationinstallation

            3.3.7HorizontalLiquidOxygenCryogenicStorageTank
            Model CFL-10/0.8
            Medium liquidnitrogen
            Volume 10.5m
            Designpressure 0.84MPa
            Workingpressure 0.80MPa
            MaterialScience Internalbile:S30408outergallbladder:Q245R
            Shapesize ~1800mmx4000mm
            manufacturingenterprise BeijingJinHaixinPressureVesselManufacturingCo.,Ltd.

            3.3.8LiquidOxygenCryogenicPump
            Model BPO-300/100
            Medium liquidoxygen
            flow 300L/h
            Importpressure 0.2~0.8MPa
            Exportpressure 10.0MPa
            Motorpower
            manufacturingenterprise
            Asetof3.3.9vaporizer
            Model QHQ-300/100
            Medium liquidoxygen
            flow 300Nm3/h
            Importpressure 0.2~0.8MPa
            Exportpressure 10.0MPa
            Asetof.3.10fillingsets
            Model CG-10
            Medium oxygen
            Fillingheadnumber 10individual
            Workingpressure 10.0MPa
            Airtightnesstestpressure 20.0MPa

            Four,aninstrumentandcontrolsystem
            1Designprinciples
            1)Instrumentandcontrolsystemshouldeffectivelymonitortheproductionprocessofthecompletesetofairseparationequipmenttoensurereliableoperationandconvenientoperationandmaintenance.
            2)AdoptingPLCsysteminthecentralcontrolroom,combiningthesidepanelinstrumentandlocalinstrumentcontrol,thewholeinstrumentcontrolsystemensuresreliabilityandadvanced.SiemensPLCsystem,S7-313Cseries,thethird-partyinterfaceusingPROFIBUS/DPprotocol,opticalfiberaccessinterfacemoduleandopticalfiberprovidedbyPartyB.
            3)thesystemloadisnotmorethan60%,thecontrollerpowersupplyisuniformlyload,thecontrolnetworkredundancy,thecommunicationbusloadisnotmorethan40%,andtheIOpointmarginistwentypercent.Thecomputerdisplayisequippedwith22inchesand2sets.Itcanmonitorandoperatetheprocessparametersoftheairseparationunit,andhasthefunctionsofdisplay,operation,adjustment,memory,startinginterlockandprotectioninterlocking.Theinterlockingprotectionwillautomaticallystartandstopaccordingtotheprocessrequirements,openorclosethevalve,andmanuallyoperatetheequipmentonoroff,orchangetherunningstate.
            4)centrifugalcompressoradoptsin-situPLCcontrol,insitudisplayandoperation,andprovidescommunicationinterfacewithmaincontrolroomcomputercontrolsystem(RS485,PROFIBUS-DP);themainsinglemachinesetuptheinstrumentcabinetbesidethemachine,displayssomeparametersinthesidecabinet,andcarriesoutoperation,alarmandchain;circulatingwater,precoolerandmolecularsievepurification.PartofthesignalintothePLCsystem.
            5)allsystemsoftwareislicensed,includingMicrosoftWINCC7.0SP2&apos;sgenuinecomputeroperatingsystem,SIEMENSPLCsystemsoftware,maincontrolplatformsoftware,engineerstationprogrammingsoftware,human-machineinterfaceconfiguration,monitoringsoftware,andsoon.
            6)Theanalysisroomisequippedwithacompletesetofon-lineanalyzercabinetsforsupply,andthemaindataaresenttothecentralcontrolroomfordisplay.
            SIEMENSPLC-S7-313CSystem:
            OperatingStation:AnEngineerStation,anOperatorStation;IndustrialComputer(YanhuaTechnology),22"LCD,printer.
            Thecomputersystemisconfiguredasfollows:
            DELLIntelG20202.9GHz/2GDDR31600MHz/500GSATA
            7200/DVDRW22LCDA4printer
            Controlstation:cabinet(includingallkindsofcards,terminalboardsandcommunicationcables).
            Including:powermoduleCPUcontrolmodulecabinetAIinputmoduleRTDinputmoduleAOoutputmoduleDIinputmoduleDOoutputmodule
            DCSsoftware(real-timemonitoring,systemconfiguration,flowchartmaking,reportmaking)
            OtherfunctionalsoftwareneededforthewholeDCSsystemprogramming
            Avarietyofprocessors,communicationcables,supportingterminalboardsandotherhardwareequipment
            2.Typeselectionofinstruments
            1)ThedifferenceofpressuretransmitterandpressuretransmitterareadoptedbyYokogawaEJA.
            2)Two-positionthree-wayandtwo-positionfive-waysolenoidvalvesaremanufacturedbyASCO.
            3)TheanalyzerismadeofSiemensandShanghaiViagraproducts.
            4)TemperaturemeasuringelementsadoptPt100indexarmoredplatinumthermalresistance,coldboxadoptdoublearmoredplatinumthermalresistance.
            5)thelocalpressuregaugeusesaspringtubepressuregauge.
            6)ExpanderspeedmeasurementusingJiujiangElectricPowerPlantDTZ-C-101tachometer,sendstandardsignalintothesystem.
            3.Primaryinstrumentationandcontrolvalves(quantitiesbasedonfinaldesign)
            3.1.Themainoneinstrument
            Pressuretransmitter 14Only(SichuanEJA)
            Differentialpressuretransmitter 10Only(SichuanEJA)
            Platinumthermalresistance 13Only(Shanghaiautomationinstrumentthree)
            Speedtransmitter 2Only(Shanghaispeedinstrumentfactory)
            Orificeflowmeter 6Only(Hangzhou)
            In-situpressuregauge 5only
            In-situthermometer 5only
            3.2.Controlvalve
            *cylindertypecutoffbutterflyvalve 1Set(U.S.Bray)
            *solenoidvalve 1(AmericanASCO)
            *lowtemperatureregulatingvalve 1Set(hangoxygen)
            *normaltemperatureregulatingvalve 1(threepartyofZhejiang)
            3.3.Analysisinstrument
            Oxygenanalyzer 1platform
            purpose On-lineanalysisofoxygenpurity
            Model CY-688L
            manufacturingenterprise ShanghaiChangAiElectronicTechnologyCo.,Ltd.
            Dewpointanalyzer 1platform
            purpose Thedewpoint
            Model GNL-DP1
            range -100Centigradeto+20C
            manufacturingenterprise ShanghaiChangAiElectronicTechnologyCo.,Ltd.
            CO2analyzer 1Table(userselection)
            purpose CO2content
            Model ULTRAMAT6
            range 0~5ppm
            manufacturingenterprise Siemens

            4,informationandtechnicaldocuments
            4.1Preliminarydesign
            4.2Instrumentlist
            4.3Alarminterlocklist
            4.4Layoutofthefrontsidecabinet
            4.5Processflowchartwithcontrolpoint
            4.6.Finaldesign
            4.6.1Instrumentlist
            4.6.2Frontallayoutdiagram,electricalschematicdiagram,gasconnectiondiagram,cabinetwiringdiagram(includingterminaldiagram)
            4.6.3Regulatingvalvedatasheet
            4.6.4Alarminterlockinglist
            4.6.5Processflowchartwithcontrolpoint

            Five.DesignandsupplyofelectroniccontrolsystemRange
            5.1designconditions
            1)Highvoltagepowersupplyis10kV+10%,50HZ+0.5HZ,three-phasethree-wiresystem,neutralpointisnotgrounded,themaximumshortcircuitcapacityisMVA.
            2)Low-voltagepowersupplyis380/220V,50HZ+0.5HZ,three-phasefour-wiresystem,neutralpointisdirectlygrounded.
            5.2designscope
            1)PartyBisresponsiblefordesigningtheelectricalsinglelinediagram,electricalcontrolschematicdiagramandterminaldiagramofalltheelectricalequipmentsuppliedbyPartyBinthisairseparationplant.Themaincontentsare:centrifuge,aircirculationcompressor,airpreheater,cryogenicrefrigerator,purificationsystemandsoon.
            2)theequipmentlayout,powerandcontrolwiring,lightningprotection,grounding,lightingandinstallationmaterials,scaffolds,etc.,whicharerequiredbytheproject,shallberesponsibleforthedesignbytheengineeringdesigner,andPartyBshallraiserelevantrequirements.
            5.3designprinciples
            1)Theelectroniccontrolequipmentoftheairseparationunitshouldbereliable,safe,advancedandeasytooperateonthepremiseofmeetingthedesignconditionsandtechnologicalrequirements.
            2)Thecontrol,measurement,protectionandsignalofallmotorsandelectricalequipmentshallbesetupinaccordancewiththerelevantregulationsoftheState.
            3)thereareoperatingcabinets(boxes)neareachunit,andtheoperationcabinet(box)unitsare:airfilters,aircompressors,aircirculationcompressors,airprecoolingunits,cryogenicrefrigerators,purificationsystems,etc.
            4)Themolecularsieveelectricheateriscontrolledbythyristorvoltageregulatingdevice(powerregulatingcabinet).
            5.4ScopeofSupply:(Basedonfinaldesign,suppliedbyPartyB)
            1)ACUPS(maintenance-freebattery,6kvA,0.5h)1set(Sander,USA)
            2)Onesetofhighandlowvoltagecontrolcabinet
            3)Onesetofon-siteoperatingtable(column,cabinet)
            5.5deliveryoftechnicaldocuments
            1)electricsinglewirediagram
            2)anelectricequipmentlist
            3)Electricalcontrolschematicdiagram,terminaldiagram(indicatingthedirectionofthecable),wiringdiagram.
            4)externalsizeandinstallationsizeofcontrolequipment
            5)electricloadmeter
            6)instructionsfortheuseoftheChineseversionofimportedequipment
            7)equipmentfactorytestrecord



            Six,performanceguarantee
            1,thebasisofperformanceassurance
            1.1Thedesign,construction,installationandcommissioningexaminationofthecontractedequipmentshallbebasedonthetechnicaldocumentsprovidedbyPartyBinaccordancewiththesupplycontract.
            Therequirementsintheprocessarebasedonthebasis.
            1.2PartyAprovidespublicworksconditionsandsufficienttrainingofqualifiedoperatorsforcommissioningofthecontractedequipment.
            WorkundertheguidanceofPartyB&apos;spersonnel.
            1.3Inperformanceevaluation,theguaranteedvalueofconsumptionindexdoesnotincludetheconsumptionoffans,heating,airconditioningandintermittentusers.
            2,performanceguarantee
            Theperformanceoftheairseparationunitisasfollows:
            medium Assessmentcondition purity PressureMPa(G)(outofboundaryarea) Remarks
            liquidoxygen 10Ton/day Morethan99.6% Morethan0.20
            3.Executeaccordingtothecurrentstandardofenterprisedesign,manufactureandinspection.Qualityandtechnicalrequirements
            4.Timeforperformanceassessment
            1)Inthecaseofproduction,whenthedevicereachestherequiredstableoperatingconditions,itshouldimmediatelycarryoutperformanceevaluationfor48hourswithoutinterruption,andthecapabilityoftheequipmentshouldreachtheperformanceguaranteevalue.
            2)Duringtheinspectionperiod,theequipmentandmaterialsshallbeoperatedbyPartyA&apos;spersonnelunderthesupervisionofPartyB&apos;scommissioningexperts.
            3)Allreadingsonallinstrumentsandanalyzersshallberecordedeveryhourduringtheacceptanceandexaminationperiod.Thearithmeticmeanofthereadingsperhourwastakenasthemeasuredvalue.Representativesofbothpartiesshallverifyallmeasurementsandrecordthemonarecordsheetwhichisvalidforbothparties.Thetwosidesaresenttogetherwiththecalculatedvalueandthecorrectedvalue.PartyBwillalsogetacopyoftheserecords.
            4)Thecorrectionsofatmosphericpressure,airtemperature,relativehumidityandcoolingwatertemperatureareconsistentwiththecalculations.
            5)Iftheperformanceevaluationisforcedtobeinterruptedduetonon-PartyBreasons,oncethedeviceisrestoredtostableoperation,cancontinuetoconduct48hoursofassessment.
            6)IftheperformanceassessmentisforcedtobeinterruptedduetoPartyA&apos;sresponsibility,theperformanceassessmentshallbere-conductedfor48hours.
            7)Aftersuccessfulcompletionoftheaboveacceptanceexamination,PartyAshallsubmittoPartyBacopyoftheequipmentandmaterialperformanceacceptancecertificatesignedbybothparties.
            5,measurementmethodandmeasurementpoint
            Allflowrateswillbemeasuredatthecoldboxoutlet(productoutlet)usingthedeviceflowmeterandlevelmeterandreadthroughPLC.Thecalibrationandvalidationofanalyzersandflowmetersshallbecarriedoutpriortotheperformanceevaluationandthepresenceofrepresentativesofbothpartiesshallberequired.
            5.1Gasflow:Theorificeplateflowmeterisusedtomeasurethegasflowrate,andthetemperatureandpressureparameterscanbecorrectedwhenmeasuring.
            5.2Gaspurity:Determinedbyautomaticanalyzerandcalibratedbystandardgas.
            5.3Gaspressure:measuredbypressuretransmitterorpressuregauge
            5.4GasTemperature:PtThermalResistanceandDigitalThermometer
            5.5Powermeasurement:
            Forpowerconsumptiondevices:thepowermeterinstalledonthedistributioncabinetisusedtomeasure.Duetothedeviationofenvironmentalanddesignconditionsandthemeasurementaccuracy,theactualmeasuredpowerwillbecorrectedappropriately.Theaccuracyoftheexaminationdataandthechangeofproductandefficiencycausedbythedifferencesinthedesignenvironmentconditionswillbecorrectedaccordingtothelatestinternationalstandardsormanufacturingplantstandards.
            6equipmentshelflife
            Fromthedateofacceptance,thequalityguaranteeperiodisoneyearor18monthsfromthearrivalofthelastbatchofgoods,whichevercomesfirst.Duringthisperiod,thesuppliershouldpromptlycooperatewiththerepairandsettlementoftheequipmentduetoqualityproblemsandequipmentfailuresduetothesupplier&apos;scauses.Thesupplierwillarriveatthesitewithin24hoursafterreceivingthenotification.

            Seven,qualityassuranceandafter-salesservice

            HenanKenuoairseparationequipmentTechnologyCo.,Ltd.ismanagedstrictlyaccordingtotheISO9001qualityassurancesystem.Thereareprofessionalswhosupervisethedesign,manufactureandserviceofproducts,andtrackandfeedbacktheproductsthathavebeensoldregularly.Ouraimistostrengthenservices,keepmakingprogress,anddoourbesttomeettherequirementsofcustomers.ThequalityassuranceandservicecommitmentforthecompletesetofequipmentprovidedinaccordancewiththerequirementsoftheISO9001qualityassurancesystemareasfollows:
            1.Aseriesofprocedures,suchasdesigninput,designoutput,designreview,designverificationanddesignconfirmation,arestrictlycontrolledinordertoensurethequalityofproductdesign.
            2.Drawupthedesignworkplan,stipulatetheimplementationresponsibility,holdthedesignworkconference,ensurethatthedesignworkiscompletedonschedule.
            3.Strictcontrolshallbeexercisedoverthepurchaseofrawandauxiliarymaterials,outsourcingandoutsourcingpartsrequiredforthemanufactureofproductsandservices,soastoensurethatthematerialspurchasedmeettherequirements.
            4.Inthewholeprocessofproductionandservice,theinspectionandtestingofproductsshouldbecontrolledtoensurethatunqualifiedproductsarenotputintouse,processedandmanufacturedwithoutinspectionorverification.
            5.Acompletesetofequipmentflowchart,processflowchartandbasicdrawingwillbeprovidedfreeofchargeafterthecontractcomesintoeffecttoensurethesmoothprogressoftheprojectdesign.
            6.Aftertheequipmentarrivesatthesite,PartyBopenstheboxwithPartyAafterreceivingthewrittennoticefromPartyAandcountstherandompackinglistprovidedbyPartyBonebyone.
            7.Freeofchargetoprovideuserswithon-siteguidanceforinstallationandjointdebugging.
            8.Aftertheequipmentisdebuggedandqualified,theequipmentshallbetransferredtoPartyAafter72hoursofstabilizationtogetherwiththerelevantpersonnelofPartyA.
            9.Theguaranteeperiodoftheequipmentis24monthsofnormaloperationor36monthsofthedateofdelivery.
            10.PartyBwillsupplyallkindsofsparepartstoPartyAandprovidelife-longservicetothewholesetofequipment.Itwillalsoundertaketheworkoftheequipmentandensurethatusershavenoworries.
            11.Thesuppliercarriesoutaone-stopservicetosales,technologyandafter-saleservice.Ithasdedicatedtrackingtothecustomerservicedepartmentoftheproductsthathavebeensold,andunderstandstheoperationoftheproductsintime,andsolvesthedifficultiesoftheusers.
            12Aftertheoperationoftheequipment,whetheritisthemanufacturingqualityproblemortheimproperuseofPartyA,PartyBwillreplywithin4hoursafterreceivingthenotificationfromPartyA,andsendthestafftothescenewithin72hoursifnecessary,sothatPartyAissatisfied.
            Eight.Trainingofpartyapersonnel
            1.TrainingforthetechnicalpersonnelofPartyA
            PartyBshallprovidefreetechnicaltrainingandservicestoPartyA&apos;stechnicalpersonnelincluding,butnotlimitedto,thefollowingnecessarytechnicaltrainingandservices.
            1)makethetechnicalpersonnelofpartyafamiliarwithandmasterthetechnologicalprocess,unitequipment,machinestructureandworkingprinciple,andoperationandmaintenanceofthedevice.
            2)PartyBwilltrainexperiencedpartymemberswhoareexperiencedandskilledinguidingtheinstallation,commissioning,operationandmaintenanceofthecontract,includingteachingrelevantknowledgeandknow-how,andgivingdetailedanswerstothetechnicalproblemsraisedbyPartyA&apos;stechnicians.
            3)Inordertoensuretheefficiencyandeffectivenessofthetraining,PartyBshouldprovidetrainingmaterials,organizevisitstosimilardevicesandpractice.PartyAtakescareofthecostofvisitingandinternship.
            2.TrainingfortheoperatorofPartyA
            1)PartyBshallsendfreeexperiencedengineerstoexplaintheprocessandoperationtrainingofthecontractequipmentforPartyA&apos;stechnicians,andguideordemonstratethepossibleoperatingconditions,adjustmentproceduresandmethodsofthecontractinstallation.
            2)PartyB&apos;sactualoperationtrainingforPartyA&apos;soperatoriscarriedoutbyPartyB&apos;son-sitecommissioningtechnicalteam,includingthejointstart-upofthedeviceandtheadjustmentofvariousparameterstoensurethestableoperationofthedevice.
            3)PartyBshallprovidePartyAwithsimilaroperationequipmentforPartyApersonneltraining.

            Ninestandardspecificationandqualitycontrol
            1PartyBshallcomplywiththeexistingstandardsandspecificationsofthestate,industryandfactoriesforthedesign,materialselection,manufacture,inspectionandtestingoftheequipmentsupplied,andtheotherprovisionsstipulatedinthecontractshallbeexecutedaccordingtothecontract.
            2PartyBshallprovidePartyAwiththequalitycertificate,inspectionandtestrecordoftheequipment(onecertificateissuedbythesupervisionandinspectiondepartmentofthepressurevessel).
            3Standardofexecution
            (1)airseparationequipment
            JB/T7672-1995 GraphicSymbolsandCodesforFlowChartsofAirSeparationEquipment
            (2)pressurevessel
            2009edition "Supervisionregulationsforsafetytechnologyofpressurevessels"
            GB150-2001 Steelpressurevessel
            JB/T4734-2002 Aluminumweldingcontainer
            (3)heatexchanger
            JB/T7261-94 "Technicalconditionsforaluminumplatefinheatexchanger"
            (4)turboexpander
            JB/T6894-2000 Technicalconditionsforturbochargingturbineexpander
            (5)gb14,97-8 "Basicstandardoflowvoltageelectricalapparatus"
            (6)JackB/T4.7,11-2003 "Pressurevesselcoatingandtransportationpackage"
            (7)Jack23-9 GeneralSpecificationforConstructionandAcceptanceofMechanicalEquipmentInstallationEngineering
            (8)jackjack29-9 CodeforConstructionandAcceptanceofInstallationEngineeringofCompressor,FanandPump
            (9)gb50,27,4-8 CodeforConstructionandAcceptanceofInstallationEngineeringofRefrigerationEquipmentandAirSeparationEquipment
            (10)H-G-20-2-80 "SpecificationforconstructionandacceptanceofdegreasingEngineering"
            (11)g.B.126-1980s CodeforConstructionandAcceptanceofInsulationEngineeringforIndustrialEquipmentandPipes
            (12)gb50,23,5-7 CodeforConstructionandAcceptanceofIndustrialMetalPipelineEngineering
            (13)gb50,236-8 CodeforConstructionandAcceptanceofWeldingEngineeringofFieldEquipmentandIndustrialPipeline
            (14)gb50,18,4-9 StandardforInspectionandEvaluationofInsulationQualityofIndustrialMetalsandPipelines
            (15)JB/Z167-89 Technicalspecificationforargonarcweldingofaluminumairseparationequipment







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