IEC-62619檢測(cè)項(xiàng)目?jī)?nèi)容

IEC62619于2017年2月13日發(fā)布，是儲(chǔ)能電池的安全標(biāo)準(zhǔn)，屬于自愿性認(rèn)證。IEC62619---《Secondarycellsandbatteriescontainingalkalineorothernon-acidelectrolytes–Safetyrequirementsforsecondarylithiumcellsandbatteries,foruseinindustrialapplications》目前已認(rèn)證廠家包括但不限于：廠家：大連中比（大連比克）產(chǎn)品：電芯26650廠家：中興派能產(chǎn)品：儲(chǔ)能系統(tǒng)適用范圍/產(chǎn)品1、大容量工業(yè)用電池系統(tǒng)中的電芯、電池2、固定式：UPS、緊急電源裝置、電力儲(chǔ)備及相同用途的裝置3、移動(dòng)式：高爾夫球車、叉車、無(wú)人搬運(yùn)車、鐵路及海洋運(yùn)輸認(rèn)證模式：型式測(cè)試---審廠---發(fā)證測(cè)試IEC62619側(cè)重于儲(chǔ)能電池和電池系統(tǒng)的安全要求，不僅對(duì)電芯和電池模塊進(jìn)行外部短路、撞擊、跌落、熱濫用、過(guò)充、強(qiáng)制放電等安全測(cè)試，而且對(duì)電池管理系統(tǒng)（BMS）進(jìn)行過(guò)充電壓保護(hù)、過(guò)充電流保護(hù)、過(guò)熱保護(hù)、耐熱失控蔓延等功能進(jìn)行評(píng)估。8.2Reasonablyforeseeablemisuse試驗(yàn)項(xiàng)目章節(jié)號(hào)標(biāo)準(zhǔn)要求Externalshortcircuittest(cellorcellblock)8.2.1Fullychargedcellsarestoredinanambienttemperatureof25°C±5°C.Eachcellisthenshortcircuitedbyconnectingthepositiveandnegativeterminalswithatotalexternalresistanceof30+/-10mΩ.Thecellsaretoremainontestfor6horuntilthecasetemperaturedeclinesby20%ofthemaximumtemperaturerise,whicheveristhesoonerImpacttest(cellorcellblock)8.2.2Thetestsampleistobeplacedonaflatsurface.A15,8mmdiameterbaristobeplacedacrossthe

centreofthesample.A9,1kgmassistobedroppedfromaheightof61±2,5cmontothebar

placedonthesample.Acylindricalorprismaticcellistobeimpactedwithitslongitudinalaxisparalleltotheflatsurfaceandperpendiculartothelongitudinalaxisofthe15,8mmdiametercurvedsurfacelyingacrossthe

centreofthetestsample.Aprismaticcellisalsotoberotated90degreesarounditslongitudinalaxissothatboththewideandnarrowsideswillbesubjectedtotheimpact.Eachsampleistobesubjectedtoonlyasingleimpactwithseparatesamplestobeusedforeachimpact.(seefigure2)Droptest(cellorcellblock,andbatterysystem)8.2.3Thedroptestisconductedonacellorcellblock,andbatterysystem*.Thetestmethodandtheheightofthedroparedeterminedbythetestunitweightasshowninthetable2.Wholedroptest(cellorcellblock,andbatterysystem)Eachfullychargedtestunitisdroppedthreetimesfromaheightshownintable2ontoaconcretefloor.Inthecaseofthemassoftestunitislessthan7kg,thetestunitsaredroppedsoastoobtainimpactsinrandomorientations.Inthecaseofthemassoftestunitis7kgormoreandlessthan20kg,thetestshallbeperformedwiththetestunitdroppedinthebottomdowndirection.Thebottomsurfaceofthetestunitisspecifiedbythemanufacturer.Afterthetest,thetestunitsshallbeputonrestforaminimumofonehourandthen434avisualinspectionshallbeperformed.Overchargecontrolofvoltage(batterysystem)9.2.2Thetestshallbecarriedoutinanambienttemperatureof25°C±5°Candundernormaloperatingconditionswiththecoolingsystem(ifany)operating(maincontactorsareclosedwiththebatterysystemcontrolledbytheBMU).Eachtestbatterysystemshallbedischargedataconstantcurrentof0,2

It

A,toafinaldischargevoltagespecifiedbythemanufacturer.Samplebatteriesshallthenbechargedatthemaximumcurrentoftherecommendedchargerwithsetvoltageexceedingtheupperlimitchargevoltageby10%foreachcellinthebattery.Theexceededvoltagecanbeappliedbyanadditionalchargerifitisdifficulttodoitbytheoriginalcharger.Alsotheexceededvoltagecanbeappliedtoapartofthecell(s)inthebatterysystemifitisdifficulttodoitinusingthewholebatterysystem.ThetestshallbecarriedoutuntiltheBMUterminatesthecharge,whichshouldoccurbeforereaching110%oftheupperlimitchargevoltage.Dataacquisition/monitoringshallbecontinuedforonehourafterchargeisstopped.Allfunctionsofthebatterysystemshallbefullyoperationalasdesignedduringthetest.Overchargecontrolofcurrent(batterysystem)9.2.3Thetestshallbecarriedoutinanambienttemperatureof25°C±5°Candundernormaloperatingconditionswiththecoolingsystem(ifany)operating(maincontactorsclosedwiththebatterysystembeingcontrolledbytheBMU).Eachtestbatterysystemshallbedischargedataconstantcurrentof0,2

It

A,toafinaldischargevoltagespecifiedbythemanufacturer.Samplebatteriesshallthenbechargedatacurrentexceedingthemaximumchargecurrentby20%.Dataacquisition/monitoringshallbecontinuedforonehourafterchargeisstopped.AllfunctionsofthebatterysystemshallbefullyoperationalasdesignedduringthetestOverheating661

control(batterysystem)9.2.4Thetestshallbecarriedoutinaninitialambienttemperatureof25°C±5°Candundernormaloperatingconditions(maincontactorsareclosedwithbatterysystembeingcontrolledbytheBMU)withtheexceptionthatthecoolingsystem,ifprovided,shallbedisconnected.Eachtestbatterysystemshallbedischargedataconstantcurrentof0,2

It

A,toafinaldischargevoltagespecifiedbythemanufacturer.Samplebatteriesshallthenbechargedattherecommendedcurrenttoa50%stateofcharge.Thetemperatureofthebatterysystemshallbeinc