锂电池英文生产流程

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1、Mixing(配料)Mixsolventandboundseparatelywithpositiveandnegativeactivematerials.Makeintopositiveandnegativepastymaterialsafterstirringathighspeedtilluniformity.Coating（涂布）Now,weareincoatingline.Weusebackreversecoating.Thisistheslurry-mixingtank.Theanode（Cathode）slu

2、rryisintroducedtothecoatingheaderbypneumaticityfromthemixingtank.Theslurryiscoateduniformlyonthecopperfoil,thenthesolventisevaporatedinthisoven.（下面的依据情况而定）Therearefourtemperaturezones,theyareindependentlycontrolled.Zoneonesetsat55degreeC,zonetwosetsat65degreeC,z

3、onethreesetsat80degreeC,zonefoursetsat60degreeC.Thespeedofcoatingis4metersperminute.Youseetheslurryisdried.Theelectrodeiswoundtobeabigrollandputintotheoven.Thetimeismorethan2hoursandtemperatureissetat60degreeC.Throughoutthecoating,weusemicrometertomeasuretheelec

4、trodethicknessperabout15minutes.Wedothisinordertokeepthebestconsistencyoftheelectrode.Vocabulary:coatingline涂布车间backreversecoating辊涂coatingheader涂布机头Al/copperfoil铝/铜箔degreeC摄氏度temperaturezones温区windtobea（big）roll收卷evenly/uniformly均匀oven烘箱evaporate蒸发electrode极片Cu

5、ttingCutarollofpositiveandnegativesheetintosmallersheetsaccordingtobatteryspecificationandpunchingrequest.PressingPresstheabovepositiveandnegativesheetstilltheybecomeflat.PunchingPunchingsheetsintoelectrodesaccordingtobatteryspecification,ElectrodeAftercoatingwe

6、compresstheelectrodewiththiscylinderingmachineatabout7metersperminute.Beforecompresswecleantheelectrodewithvacuumandbrushtoeliminateanyparticles.Thenthecompressedelectrodeiswoundtoabigroll.Weusemicrometertomeasurethecompressedelectrodethicknessevery10minutes.Aft

7、ercompressingwecutthewebintolargepieces.Wetapethecathodeedgetopreventanypossibleinternalshort.Thelargeelectrodewithedgetapedisslitintosmallerpieces.Thisisultrasonicprocessthataluminumtabsareweldedontocathodesusingultrasonicweldmachine.Wetapetheweldsectiontopreve

8、ntanypossibleinternalshort.Andfinally,wecleanthefinishedelectrodeswithvacuumandbrush.Vocabulary:cylindering柱形辊压vacuum真空particle颗粒wound旋紧卷绕micrometer千分尺internalshort内部