外文翻译--冷库节能与自动控制.doc

附录外文文献Theenergy-conservationoffreezer,withautomaticallyingcontrol1ApresentfreezerofautomaticcontrolcurrentsituationsThoughthecoldstorageself-controlhavingbeenpopularizedallround,butgreatmajoritycoldstoragesputtingparticularemphasisonisonlyasafeguardfacetoface,theenergyconservationhavingincreasedWenkupickinguptheself-adjustmentandcoldstoragemeasuringandcontrolling,toentiresystemrelatesthatunderthecontrolofseldomor.Evenifanotheraspect,alreadygettingtheall-rounduniversalsafeguard,beforeactualconditioninworkingcantadmitofnosanguine,pinsupthecoldstorageself-controlfacilitieshavingbecome"earofthedeafperson"evenhavingbecomefurnishinganddecoratingdecoratingfrontappearanceonly.TheShanghaicoldstorageassociationhasdoneinvestigationinrecentyearstoShanghaiareaammoniarefrigeratingsystemcoldstoragesafeguardandautocontrolcondition,concreteconditionshasseenthatarewhatformlshows.Aspotofshouldinquireintoadataastheleopardhasreflectedcurrentcoldstorageself-controlgeneralsituationFormwhat1showsaself-controlinterposesandrunsstatusthoughtheverygoodcoldstorageonlyhaving5tidalcurrentanddirectionaccountingfor9%ofthenumbercounting,butitisthesecoldstoragestohaverepresentedanowadays.Withthedevelopmentofelectrontechnology,theself-controlcomponentismoreandmoreadvanced,changeableprocedurecontroller(PLC)andthePCfunctionaremoreandmorestrong,self-controlprocedureismoreandmoreperfect,systemoptimizationandtheenergyconservationconsciousnessarealsomoreandmorestrong.Thecoldstorageenergyconservationandtheautocontrolrelationaremoreandmorerapidandintense,needthecoldstorageenergyconservationtobereadyforandcomposingmuchbetter,dowellinandbeengagedinbettertheautocontrolvitallyneedingrightaway.Above-mentionedexampleadoptedbyfivecoldstoragesrepresentingtidalcurrentinthenowadaysandadvancedlevelhasallgottheprettyimportanteffecttorealizingcoldstorageenergyconservation.2HowbereadyforcoldstorageenergyconservationautocontrolFundamentalabove-mentionedcontentstartingpointisthecoldstoragetakingammoniaasalltogetherstylerefrigerationworkingmediumrefrigeratingsystem,isthatrefrigerationworkingmediumdecentralization,allowsalltogetherstyle,alltogetherstylerefrigeratingsystemcoldstoragetohavegotverybigdevelopment,whoseself-controldegreeovertopsalsosometimesthealltogetherstylerefrigeratingsystemcoldstoragetakingammoniaasrefrigerationworkingmediumonbehalfofahydrocarbonwiththethickgravynowadays.Manyworkingmediumsareunlikecoldstorageofsystemofallkindsextensiveuse,contenthavingenrichedcoldstorageautocontroltremendously,applicationinenergyconservationatthesametimealsohasprovidedthevastscopeforonesabilitytoautocontrolinthecoldstorage.2.1ColdstorageenergyconservationautocontrolColdstorageenergyconservationautocontrolisenergyconservationunderthecontrolofprocedureestablishmentandself-controlcomponentselectingandusingfromthecontentcomingtostudytheautocontroldevelopingcoldstorageenergyconservationsrelatesthatmainlywhom.Thefirm,specialfielddesigninginstituteorcapableunitasself-controlcomponentmayassumecoldstorageenergyconservationautocontrolresearchanddevelopequally.Thefirmandthedesigninginstitutemakeacontributiontosomeextentwithoutexceptionalreadybynowwithinthatfield.Coldstorageenergyconservationautocontrolcanbedevelopedexploitationcommonlybyfirmanddesigninginstitutebest(notbadfirmgivefirstplaceto,the3designinginstitutecoordinates),perfectsintheprocessofputtingintoeffectusinganunitthenewproductgettingintoformandgrindingunceasinglytogetrich.2.2Energyconservationautocontrolspecificitemsdesignpreparesacoldstorageputtingcompositionintopractice.ThataspecificitemsenergyconservationautocontrolsputsprocessintopracticesometimesisthatthepurposecheckingKamendment,reachingenergyconservationuntilaccordingwithdesigndemandbydesigning,assemblingdebugging,pilotrun,effectisextremely.Whiletheprojectrequiresthatcontentischangedintoaratiotosomeextent,mayreviseKatanytimesatisfyingarequest.Thecoldstorageenergyconservationsometimesrequiresthattheadvancedrefrigerationswitchesovertoprepare,rightsystemmates,effectivethewordsemergencymeasureandstrictoperationmanagetomanagetobeputintoeffect,berequiringthattherefrigerationtechniciangoesaheadinthebasisoptimizingrefrigerationprocessdesignrightnow,knowwellthatenergyconservationneeds,betiedinwedlockthisprojectcharacteristic,theflowchartdesigningoutentirecoldstorageenergyconservationautocontrol.Abilityaccomplisheswhoseelectricityself-controldesignaccordingtotheself-controlflowchart,theelectricityself-controltechnician,beingabletowieldwhoseprofessionalknowledgeatthesametime,makesself-controltechnologicalprocessbesimplificationandanoptimizationmore.Coldstorageenergyconservationisacoldstorageautocontrolimportantcomponent,allcoldstorageautocontroliscomposedofrefrigerationandelectricitytwopartscontentwithoutexception,Kmakescoldstorageenergyconservationbecarriedouttotheletteronlywhenabilitymakescoldstorageautocontrolcomeintoeffectinthefieldoftwoundertechniciansmakingjointefforts.3Coldstorageenergyconservationautocontrolpilotrunisalsooneveryimportantring,echoestheusageunitandthespecialfieldfirminthepilotrunkeepingcloseconnection,usesanunittodiscussworkingeffect,deliberatesamendmentmeasurewithspecialfieldfirmand.Energyconservationisoneofcoldstorageautocontrolpurpose.3.1Adjustsstorehousetemperatureadjustmentinthepastaboutthatthestorehousetemperatureandtheevaporationtemperatureadjusttheparametricstorehouseof3.1.1StorehousetemperaturecontrolMultiplespotstemperaturetemperaturegivingfirstplacetodyadicadjustmentofplace,correctevaporatethetemperaturenotsometimesdoingadjustment,verydifficulttoreachgoodenergyconservationeffect.Theidealstorehousetemperaturecontrolmodeisthatwindandtheirair-outtemperatureisenteringparameterwiththestorehousemeantemperature,theaircoolermovingforward,worksoutappropriateunderthecontrolofprocedure,measuresbythefactthatPLCisinprogress.So-calledWenkuadjuststherequestbeingabletoreachenergyconservation,alsocansatisfytheneedthatsomestorehousehigh-accuracytemperatureadjusts,selfownbuttheaccuracyreaching0.250Crequiresthatenergyconservationmakesanappointmentwith10%atpresent.3.1.2RegardtorelativelyevaporatetemperaturehighercoldrightawaybeinnoenergyconservationoperationstatePsstopbeingunlikethediversityevaporatesbecauseKcoupletoperationcanonlyworkunderevaporatingthetemperaturewithawithasystematicrefrigerationcompressionengineevaporatingthecoldroomoftemperaturetemperaturecoldifKcoupletwork,withregardtorelativelyevaporatetemperaturehighercoldrightawaybeinnoenergyconservationoperationstate,shouldcoldhotloadincreasinglybepromotedtoahigherpostincreasinglynoenergyconservation.Oughttotryonesbesttoavoidthisconditionappearing.Onemachinereviewsthecoldstoragemethodofworkpairinfreonrefrigeratingsystem,addthebackpressurevalve4ontimeofhightemperaturewarehouseairtube,addsinglecheckvalveontimeoflowtemperaturewarehouseairtube,berepresentativeblockofwoodenergyconservationmethodofwork,donotrespondtoencouragebutsuitableabolish.3.1.3UnexpectedturnofeventsevaporatestemperatureadjustmentSomeoneworkstatelowerifevaporatetemperaturecanusestorehousehotloadandrefrigeratingsystemrefrigeratingoutputbeparameterbeinprogressadjustment,thennowthatcanreachenergyconservationpurposecanmakeenergyadjustmentbemorerational.ThesortErYan,refrigeratingsystemevaporationimplementandrefrigerationcompressionengineequipmentcansatisfymaximalloadneedbasicallyall.Loadfallsoffbuttherefrigeratingoutputcannotmakecorrespondingadjustmentintimeifthecoldroomishot,therefrigeratingoutputandhotloadbeingthattherefrigeratingsystemevaporationtemperaturewillmayactinresponsesreduces,usesacompressionenginereachanewbalanceburning.Thelesseningevaporatingthetemperaturehasincreasedbuttherefrigeratingoutputevaporatinganimplementconverselybut,hasfacedthehotloadthatselfowncutsdowntakingformsurelyfrequentlyopeningtheconsequencestaying.Evaporatetemperature10Cperchange,electricenergyabout35%actinginresponsesaddingorsubtracting.Beenergyconservationonmakingsystemburninanotheridealbalanceofifraisingtheevaporationtemperatureintime,haveavoidedfreelynothavingachievednotonly,havingdecreasedbytherefrigerationcompressionenginesfrequentlystarts,istheenergyconservationmeasureachievingtwothingsatonestroke.Notchangeablefundamentalrefrigerantrateofflowrateofflowevaporatinganimplementadjusts.3.1.4ChangeablerateChangeablerateofflowadjustmentammoniainthepastrefrigeratingsystem；Freonsystemevaporatestheimplementrefrigerantrateofflow,greatmajorityachievesimpleproportionmeasures.Theaircoolerairmassflowgreatmajoritydonotmeasureorspeedandtheelectricfanplatformnumbermeasureonlywhentwo.Thistwokindsparametricrateofflowadjustmentallarecoldtheadjustmentassigningtheequipmentrefrigeratingoutputandstorehousetemperaturedirectrelevance,oneofthecontentbeingalsothatthecoldstorageenergyconservationself-controlrespondstointakingseriouslywiththestorehouse.3.1.5FetchthewarehousetakenheightSetsuprightunderthecontrolofaccuracyandaddsthestorehousetemperaturesettingupthecommodityanddifferentstorageperiodcontrollingthedifferentstorehouse,differentstockoutofgaugehavingnoequaltoandtheirunderthecontrolofaccuracyrequest.Setofffromtheenergyconservationangle,thestorehousetemperatureoughttotakeheightnotchoosinglow,themildhigh-accuracycontrollingaccuracyoughttofetchthewarehousetakenheight,insistedtorunafterfacetofaceunnecessarilylowlowcontrolsaslongasnotaffectingthecommodityquality.Tothecoldroomofmanystorehousetemperatureunderthecontrolof,exceptoriginalstorehousetemperaturesettingvalue,suitableaddsetupKuwentransfinitecontrollingvalue.Thispairoffactorsstorehousetemperatureadjustsdeflectbutprematurebringingintoservicebeingabletoachievewhenrefrigeratingsystemneedsbringingintoservice,incapablebecauseofpinsupthestorehousetemperature；Cannotmakecoldaccordingtorealitythattimeatintervals,refrigeratingsystemstopsworkinguntimelyDing,fullyutilizesnowhavingenergyKavoidequipmentorsystematicfrequentlyopenDing.3.1.6SetupavoidingmeetinghighoperationInterposeavoidmeetinghighooperationunderthecontrolofelectricpowershort-suppliedbetheuniversalphenomenonthatcurrentallpartsofthecountrythereexistsineverywhere,hugebadespeciallyheavyelectricpowerofpowerconsumptionograinisshort-supplied,theelectricchargeograinpricedifferencesputsintoeffectinalotofcityandpricedifferencesplaybigasearlyassuccessivestepsforthispurpose.Underthepremisenotaffectingcommoditymass,thecoldstorageissetupavoidingmeetinghighoperation,5beneficialtotheelectrifiedwirenettingcutsorepairavalley,helpoverallsituationenergyconservationonmacroscopicview；MicrocosmicErYanoperationalsobeneficialtoreducingacoldstoragecost.3.2ColdroomrelativehumiditiesadjustcoldroomrelativehumidityadjustmentColdroomrelativehumiditiesadjustcoldroomrelativehumidityadjustmentandthetemperatureadjuststhemethodsimilarityrepeatingdescriptionunnecessarily.Butingeneralcoldroomrelativehumidityisin85therelativehumiditythatthealsoalittlebitcoldroomdemandsislowerthanortherelativehumidityhigherthanthebe98%,butsomecropsofrelativehumiditykindofqualitywarehousebeingrange,forinstancesomegasesturntoobj1="位"exchangethewarehouserequestdemands45%tobe40between95%.Duringtheperiodofhighrelativehumidityadjustmentandlowrelativehumidityadjustment,Youyinattachesimportancetoenergyconservationmeasure.3.2.1HighrelativehumiditiesadjusttheadjustmentHighrelativehumiditiesadjusttheadjustmentdemandingthecoldroomtohighrelativehumidity,aregoingtryonesbesttoreducethelogarithmaveragesdifferenceintemperature(2advisableK)betweentherefrigeranttemperatureandthestorehousetemperature,returnrefrigeratingsystembackwhenbeingnecessarybutadopttobeloadedwiththecoldagentfirst；MayadoptairdefrostingKbesideswithdefrostingwaterrestoringtothestorehouse.Thatthistwomeasureisgivenbyautocontrolbeingputintoeffect,iseffectiveenergyconservationmethod,thedomestictradeheadquarterhasnotbeen20,000tonsofLongKouCitygasthattheresearchinstitutedesignsobj1exchangeawarehousebeingaverygoodexampleofone17.3.2.2LowrelativehumiditiesadjusttheadjustmentLowrelativehumiditiesadjusttheadjustmentdemandingthecoldroomtolowrelativehumidity,controllingalsoshouldbereadyfortwoaspectmainly.Oneisonthebasisselectingandusingdehumidificationmethodanddehumidificationmachinestoppingbringingquantityofheatintocoldroomtothefull,hotfewcoldproomsloadcontrollinggooddehumidificationwhileprocedure,reachingtherelativehumidityrequest.Itstwoistoavoidaircurrentorganizingthewetloadcontrollingfeveroftakingnowandthenenteringunnecessaryoutside；Oncehadthewetlowonelowtemperaturecropskindofqualitywarehouse,wetloadroughlyaccountsforabout35%ofplainmeterloadfrominvadingtheheatwithinbeingputinstorageoutside.3.3MeasuresaboutprovidingliquidwayDirectswellingisforliquidsexpandingdirectlytobeforliquidsbeingthatgreatmajoritythickgraviespinuptheconfessionliquidmethodthatammoniasystemadoptsonbehalfofhydrocarbon(includefreon)systemand.Thisprovidesliquidmethodwithadopttheheatingpowerexpansionvalvetoprovideliquidinthepastbasically,selfproblem,hasnowaytorealizetheenergyconservationpurposesincechoosingthetype,adjustmentandproduct.ElectronexpansionvalveappearingmeasurescombiningwithselectingparametricKuwenoftemperaturemuch,canrealizeenergyconservationoperationfairlygood,sortbutenergyconservation10%.Butthethickgravygenerationhydrocarbonrefrigeratingsystemheatingpowerexpansionvalveproductalreadybecommensuratetomaturityandstillhavethespecial-purposePLCKuwencontroller,foravarietyofreasons,adoptextension,waitfortoincreaseenergynotyetcommonlyincoldstoragerefrigeratingsystem.Workinghotshotdegreeofammoniarefrigeratingsystemevaporationimplementisnotbig,degreeofdifficultyisunderthecontrolofrelativelybigger,thereisnoatpresentstillmatureammoniausingelectrontoexpand?valveproduct.Thesystem