蓄电池相关外文翻译文档格式.docx
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(B),lead-acidbatteries
1,thedefinitionof
Lead-acidbatteryisabattery,themainfeatureistheuseofdilutesulfuricacidelectrolytetodowithleaddioxideandlead,respectively,velvet-likecellsasapositiveandnegativebatteryacid.
2,classification
Batteryplateaccordingtothetypesofstructure:
thereistheformationofstyle,paintedcreamandtubularbatteries.
Bythebatterycoverandthetypesofstructure:
thereareopen-type,exhausttype,anti-acid-typeexplosion-proofandsealedvalve-regulatedbatteries.
BatterymaintenancemodebyCategory:
Ageneral-type,lowmaintenancetype,maintenance-freebattery.
InaccordancewiththeprovisionsoftherelevantstandardofChina'
sbatteryproductsmainlyinclude:
Startingbatteries:
mainlyusedinautomobiles,tractors,ships,suchasdieselenginestart-upandlighting.
Fixed-typebatteries:
mainlyusedintelecommunications,powerplants,computersystemsasameansofprotection,automaticcontrolofthestandbypower.
Traction-typebatteries:
batteriesmainlyusedinavarietyofvehicles,forklifts,lifttrucks,suchasdynamicpower.
RailwayBattery:
mainlyusedinrailwaylocomotives,electriclocomotives,passengercarsstarting,lightingofthedrivingforce.
MotorcycleBatteries:
Motorcyclemainspecificationsforavarietyofstart-upandlighting.
Mineusedbatteries:
mainlyusedforelectriclocomotivetractionpowersupply.
BatteryEnergyStorage:
mainlyusedinwindpower,hydro-electricpowerenergystorage.
3,thebasicstructure:
lead-acidbatteriesaregeneratedmainlybythefollowingcomponents:
1,hard-rubbertrough2,anodeplate3,cathodeplates4,partition5,saddle6,bus7,rubberseal8,thebatteryslotcover9,toconnect10mostcolumn11,theexhaustbolt
Positiveandnegativeelectrode
Platelead-acidbatteries,accordingtochemicalstructureandmethodofactivesubstancescanbedividedintofourcategories:
stylepastedplate,tubularplate,intoaplate-type,semi-chemical-typeplate.Paste-typeelectrodecoatedbythegridandactivematerialcomposition.Gridtosupporttheroleofactivesubstancesandconductioncurrent,sothatuniformcurrentdistribution.Materialgridoflead-antimonyalloysingeneral,theuseofmaintenance-freelead-calciumalloy
batteries.Cathodeactivematerialmainlycomposedofleaddioxide,themaincomponentsofcathodeactivematerialforthevelvet-likelead.
Partition
Batteryseparatorsaremicroporousrubber,fiberglassandothermaterials,itsmainroleisto:
Positiveandnegativeelectrodetopreventshort-circuit;
toenablethesmoothpassageoftheelectrolyteanionChiangKai-shek.Slowpositiveandnegativeelectrodeactivematerialoftheloss,positiveandnegativeplatestopreventdamageduetovibration.
Electrolyte
Batteryelectrolyteisanimportantpartofitsroleistoconductioncurrentandtoparticipateinelectrochemicalreaction
Byconcentratedsulfuricacidelectrolyteandpurifiedwater(deionizedwater)fromthepreparation,thepurityanddensityoftheelectrolyteofthebatterycapacityandlifeexpectancyhavehadasignificantimpact.
Batteryshell,covered
Batteryshells,coverthepositiveandnegativeelectrodeandelectrolyteloadingofcontainers,generallymadeofplasticandrubbermaterials.
Exhaustbolt
Exhaustboltgenerallymadeofplasticmaterial,theroleofthebatteryfromsealedtopreventairentry,topreventelectrodeoxidation.Atthesametime,thebatterycanberechargedwhenthegasproducedfromthebatterytoavoiddangerousbatteries.
Beforeuse:
theneedtoboltontheexhaustoftheblindholepiercedwithwireinordertoensuresmoothgasoverflow.
Second,theuseofbatteryelectricvehiclesandmaintenance
(A),batteriesinstalled
Batterygenerallyusedinseries,thatis,thecathodeofabatterywithonebatteryconnectedtotheanode,allthebatteriestogether,andfinallytheremainingpositive
andnegativeterminalswiththewiringconnectedtothecorrespondingelectricvehicles,electricvehiclemotor,controller,instrumentssuchastheelectricityloadisabattery.
Batteryelectricvehiclesaregenerallybox,fromtheinstallationlocationdividedslash-style,aftertheplugandthechassis-mounted,theshapeofitsstructurecanbevaried.Eachdepothasitsownelectricalcharacteristics.Figurebatteryboxgenerallymadewithengineeringplastics,anditsstrengthisbetter,lighterweight,easeofinstallation.Generalbytheendofthebatteryboxtank,roof,andchargethebatterycontactpointsocket,trams,etc.lock.Troughandfastensattheendofthesuperstructure,andself-tappingfasteningscrewsorbolts.Batterybatteryboxisbasedonthedesignofmodelspecification,thedesignshouldbeconsideredinthewholeofitsgoodheatdissipation.
(B),therechargeablebattery
"
Batteryisnotbadbutbadcharge"
thisisnotalarmisttalk,theperformanceofgoodandbadbatterylifeofthebatteryanduseplayadecisiveroleinperformance,attentionmustbegiven.
1,thebatterychargingprocessontherequirements
Rechargeablebatterytechnologyforunderstandingthebasicrequirementsistoanalyzethebasisofchargingtechnology.Rechargeablebatteriesofthebasicrequirementsare:
thechargecurrentshouldbelessthanorequaltothebatterychargecurrentcanbereceived.Otherwise,thecurrentsurpluswouldelectrolyteconsumedtooquickly,resultinginthefollowinghazards:
Increasedbatterywaterloss,increasedthemaintenanceworkloadforthemaintenance-freebatteries,cancauseearlybatteryfailure;
producemist,resultinginenvironmentalpollution,healthhazardstoworkers;
sochargingefficiency,resultinginaseriouswasteofenergy.
Chargingprocessofelectrochemicalreactionisthedischargeprocessofthereversereaction,ifthechargingprocessofelectrochemicalreactioninanidealstate,andthisprocessshouldbecomplementarytoeachreversereaction,thatisfilledwiththereleaseofthepowerofelectricityshouldbebasicallythesame.However,inaseriousstateofgas,theeffectivechargeoftheelectrochemicalreactionprocesspowerconsumptionoflessthan40%ofthetotalelectricityconsumption,thatisawasteofenergymorethan60%.
Gatheredgaseswithinporouselectrodeinthebatterytoreducetheelectrolyteandtheporouselectrodecontactarea,thatis,theelectrochemicalreactionoftheinterfacechargeisdrasticallyreduced,sothatthespeedofchemicalreactionsreducethecharge,thechargeisverydifficulttoextendthechargingtime.
Gaswillbeseriousdamagetothebattery:
①alargenumberofgaseshaveontheplatewerewashedactiveroleoftheactivesubstancesoftandeasytofalloff.②polarizationatthehighervoltage,thepositiveplategridofseriouscorrosion,generationofPb02,suchstructuresandelectrochemicalcorrosionPb02survivaliscompletelydifferent,whichisnotreversibleoxide,conductivepoorandgriddeformation,brittlefracture,thelossoftheroleofskeletonandconductivity.Shouldbeinchargetopreventoverchargeasmuchaspossible.
Rechargeablelong-termlackofresponsetotheactivesubstancedidnotproduceirreversiblepositivelargegranularhighPbS04grain(thatis,irreversiblesulfation)todecreasebatterycapacity,internalresistancetoincrease,chargingmoredifficult,resultinginearlydamagetothebattery.Therefore,asfaraspossibletoensuresufficientbatterypowertopreventirreversiblesulfation.
2,thefrequencyofthechoiceofcharging
Batterylifecycleofthedepthoftheimpactoflargechangesinthebasicexponentially.ThisisbecausethepositiveactivematerialforPb02,thecombinationoffastnessisnothigh,dischargetimeandchargeintoPbS04intoPbO2,andPbSO4
sizelargerthanPbO2(thevolumeratioofabout2:
1).Therefore,thepositiveplate,theactiveswillberepeatedcontractionexpansiontotheconnectionbetweentheparticlesgraduallyfelloff,sothatthelossofbatterydischargecharacteristicsactivesbecome"
anodemud"
sothatthebatteryperformanceuntiltheendoflife.Deeperdepthofdischarge,thegreatertheamountofexpansioncontractionofactivityinthegreaterdestructionofbindingforce,theshorterlifeexpectancy;
theotherhandisthelongercyclelife.
Intheorythebatteryshouldbeavoidedasfaraspossibletheuseofdeepdischarge,shallbesufficientgroundshallowplace,providedthereisaspecialmatchwiththematchingcharger.However,inactualuse,duetobatteryperformanceandbatterybythechargeritselfandthediscretechargeandthechargeusedtothespeedoftheimpactofhigherthanthevoltagecharger,chargingmoreorlessexisted.Inparticular,themajoritychargeatnight,generallyin6-10hours,withanaverageofabouteighthours,ifshallowdischarge,thechargewillsoonreachtheendoftheefficiencyofthislowchargewillresultincharge-off.