电气毕业设计外文翻译电力系统通信蓄电池电源的检测与维护解决方案.docx

电气毕业设计外文翻译电力系统通信蓄电池电源的检测与维护解决方案.docx

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电气毕业设计外文翻译电力系统通信蓄电池电源的检测与维护解决方案

英文原文：

Powersystemcommunicationpowersupplytestandmaintenanceofthebatterysolution

Abstract

Inalargenumberofdataexperimentsandfieldapplication,andonthebasisofthetelecomroominthepowerthepowerofcommoncommonproblemsareanalyzedanddiscussed,from,testingandmaintenanceofreal-timemonitoringsystemsafety,andputforwardasetofcompletesolutions.

Keywords:

batterygroup;Powersource;Detection;maintenance

Introduction

Theelectricpowercommunicationsystemcenterroomequippedwithalargeamountofstoragebatteryinstallation,onthecommunicationsdepartment.Theoperationoftheelectricpowersystemsandsupport,spareplayanimportantrole.Butinthemaintenanceprocess,orwilloftenmeetmanyproblems,adetailedanalysisofthebelow.

1.Thebatterypowersupplyconditionandanalyzesthereasons

Weforlargecommunicationmachine.Roomontheactualtest,tothebatterypowersupplysystemforthecomprehensivestudy,foundthatmanyrooms,communicationsequipmenthavelowloadcapacitybattery,systemreliabilityofthepoor,inherearetwogroupsofdataaboutbatteryproblems:

A.batteryservicelifeforthedesignofthegeneral8-1Oyears,andstatisticaldatashowthatthebatterylifeidealcircumstancescanachieve4-6years,generallycannotmeetthedesigndemand,alargenumberoftelecommunicationroomusedlessthan3years（sometwoyears）appearbehindbattery,partofthebatteryevenscrapped;

B.2010yearsurumqipowerbureautelecommunicationroomdatashowthatbecausethebatteryelectricpowercommunicationpowersupplyfaultfromaccidentsaccountedfor35%,inrecentyearsthedatainterfacerapidly,theratiohasrisento7%.

Twosetsofdatatoshowthattheproblemismoreseriousbattery,thebatterypowersupplyofsecurityandreliabilityhaveaseriousthreat,investigateitsreason,mainlyinthefollowingnineaspects:

1.1batterydesignprocessquality

Thebatterydesignprocessexistsplatetechnologydesign,materialdesign,oxygencompositedesign,thepressureset

Acomprehensiveplandefect,makeabatteryperformanceandlifehavebeenaffected,mainperformanceforbatteryfailure,earlyleakagewaterloss,deformationcracks,etc.

Forsimpleascendingbatterycapacity,willthebatteryplatethin,andincreasethenumberplate,makesthesamevolumeofthecasingelectrolytereactionareagreatlyincreased,capacityimprovesoon,butbecausethinplate,plateeasilycorrosion,softeningbattery,servicelifeandthereforegreatlyshorten,easytoproducetheearlyfailureproblems.

Becauseofthelowpressuresetting,chargeoncetoacertainpressure,controlvalveswillbeopen

Rev.,gasisthroughthevalvewereleaked,causethebatteryfluidloss（usuallyinaholeoracolumnvalvewillfindaslightlydampneartheliquid）,thiskindofbatteryalsoeasytoproducetheearlyfailure,valvepressuredesignandmaterialalsohasadirectrelationshipbetweentheshell.

Duetoshellmaterial,oxygencompositeefficiency,valvedesignpressure,andothercomprehensivetechnologylack,somebatteriesintheprocessofcharginganddischargingpool,easytoproducetheshelldeformation,beatevencrack.

1.2theinfluenceoftheoperationenvironment

Runningenvironmentisthemainroomtemperatureonbatterylifeinfluenceisbigger,in25℃environmentconditions

theenvironmentalaveragetemperatureincreaseevery10℃,batterylifeisreducedbyhalf.Northwesttemperaturechangesgreatly（a30℃a+55~C）,thesubstationtelecommunicationroomlessequippedwithairconditioner,thermalperformanceispoor,temperatureonbatterylifeformdirectlyinfluence.

1.3operationmodeandinstallationmethod

Batterypacksaregenerallymorebatteryseriesintoagroup,twogroupsofparalleloperation.Siteoften

Foundintheinternalbattery,articleconnection（board）cornerofbatteryperformancegenerallyhaveslightlyworse,themainreasonisthearticleconnectiontoolong（otherconnectionisthearticle5al0times）andthematerialsofthecontactresistancecausedtoolarge,leadtotheconnectionofpressuredroparticleistoobig,intheprocessofcharginganddischarging,willseriouslyaffectperipheralbatterycharginganddischargingeffect,thiskindofproblemshouldbeavoided.

1.4thequalityofpowersupplyandloaddesignproblem

Thetelecomroomislocatedinremotegeneraltransformersubstation,oftenwithoutpowerandthebatteryinfrequentcharged,anddischargestatus,theseriousinfluencebatterylife.Computerroomloadrelativetothebatterycapacityareslantssmall,suchastheactualloadfor30A,communicationsequipmentconfigurationofbatterycapacityiscommonlytwogroupsof300Ah,theutilityafterinterrupting,storagebatterywilltotinycurrentbegantodischarge,andsmalldischargecurrentgenerationofsulfuricacidleadparticlesiseasytocrystallizationintopiecesandEtelecommunicationroomaregenerallyruralpowersupply,thequalityofpowersupplyisnotstable,poweroverAlongperiodoftime,poweroutagesfrequent,sulfuricacidleadparticlesgeneratedmoreeasilyirreversiblesulfate.

1.5professionaltestingmethodsandlackofequipment

Inthedischargedetection,duetolackofmonomerdetectionequipmentprotectionfunctions,therefore,indischargeonlybythegroupwhenvoltageobservation,combinedwithmanualmeasuringforinspection.Finda1.8vbattery,immediatelysuspendtest.Thiswaylowefficiency,safetyallthesexdifferences,tothebatterycan'tformaneffectiveprotection.

Thebatterycharacteristicparametersaremainlyembodiedinthevoltage,resistanceandcapacity,theconventionaldetectionmethodmainlymeasuringvoltage,observetheshellsigns,checkthebolttightnessetc.Sothatonlysomerepresentationstotheparameter,andcannotmaster'simportant!

Parameterssuchasresistance,capacity,etc.

1.6charger,dischargemanagementsystemisnotperfect

Rechargingproblemsmainlyinvolvestochargecycle,allarechargingpressure,flow,allarechargingfillingtime,

Allfillingconversioncontrol,floattemperaturecompensationofdetailedregulations.

Somemaintenancepersonneltoimprovebatterychargingefficiency,improvedchargingvoltage,andincreasethechargingcurrent,leadingtoincreasedpressure,thencombinedlowefficiency,thebatterytodehydrate,areplatebarcorrosion.Withthisseveralyearsofbatterymanagementknowdeeply,relatedproblemsreducegradually,butforthisproblemormustcauseenoughattentiontomainpayattentiontothefollowingthreepoints:

oneisthechargecan'tchargehighpressure,evenwitharecharging,voltagemustalsoberestrictedin2.35Vscope（thenewbatteryshouldbecontrolledin2-3V）;2itischargingelectriccurrentcannottoomuch,itwillspeedupplatescorrosion,causeplatesoftening,restrainoxygencompositeefficiency;3itischargingprocessmustbetemperaturecompensation,compensationcoefficientsfora3mV/℃2mV/~Cone.

2.Testingandmaintenanceprogram

2.1replacementhasseriousdegradationthebatterypacks,strengthentheselectionofthebattery

TofindBicanhavedepthdegradationandaseriousthreattothesecurityofthebatterypowersupplysystem

Groupsshouldbeearlychange,andstrengthenthebatterytechnologyselection.Processqualityproblemisthefocusoftheselectionconsiderbattery,thebatterycanbebasedonstandard,batterymakerstoraisespecifictechnicalrequirements,suchasofthematerials,valvepressure.,platethickness,quantity,voltage,resistanceSui,balancedequilibriumcharacteristics,oxygencompositeefficiency,waterlossrate,forthroughtheacceptancetestcandetectproject,mustconducttestontheseworkcanbefurtherensurethereliabilityofthebatteryforlong-termuse.

Vrlabatteriesforproductiontechnologyisstrict,atpresentdomesticbatterylife

Manufacturersinthemorethan300,allsortsoftechnologyofhandicraftisvarious,theproposalisinbeforepurchase,thebatteryrigorousscreening,asfaraspossiblechoicecompleteproductionequipment,strongtechnicalforce,servicefacilities,perfectbrandenterprise.,

2.2strengthenearlybatterytest,improvebatterysupportabilityofputintooperation

Atthebeginningofthestoragebatterycheckisaveryimportanttestinglink,thebatterytechnologystandards

Inearlytocheckthebatteryhasaclearrequest,theengineroomoftheelectricpowercommunicationbatteryinstallation,runandmaintenanceandmanagementisofimportantsignificance.Forthespecificrequirementsoftheearlybatterycheckis:

batteriesbeforeputintooperation,thefirstfirstchecksexdischarge,itscapacityshouldbenotlessthan95%,afterthecompletionofthedischargetothebatterycharge;Filled,aquietplace1-2h,makeasecondchecksexdischarge,afterthecompletionofthedischargeofbatterycharge;Filled,aquietplace1~2h,thirdcheckBidischarge,itscapacityshouldbenotlessthan100%,afterthecompletionofthedischargetochargethebattery.

2.3maintenancechangeideas,strengthenthebatterypowersupplyofprofessionalmonitoringmanagement

Professionalcentralizedmonitoringsysteminthetraditionalmonitoringsystembasedonthefunction,increasethestorageofelectricity

Poolmonomerbatteryvoltage,resistanceandchecktestfunctions,themoretheearthplayedamonitoringmanagementfunctions,improvethemaintenanceefficiency.

Implementingspecializedmonitoring,andotherinstallationcommonmonitoringornotpackmonitoringcommunicationsequipmentphase

Than,thepowersupplyratereducedgreatly,foundthattheproblemistimely,ensurethesafetyandreliabilityofthetelec