2022-03-26
随着科技(ji)水平的不断(duan)提高,铝壳电(dian)(dian)池(chi)在生活中(zhong)的应用(yong)越来越广泛。为了让电(dian)(dian)池(chi)内(nei)部(bu)材料在使用(yong)过程中(zhong)不受到损(sun)坏,一般都会在电(dian)(dian)池(chi)外部(bu)包裹一层(ceng)保(bao)护(hu)(hu)壳。铝壳电(dian)(dian)池(chi),顾名思(si)义(yi),铝壳是电(dian)(dian)池(chi)的重要(yao)保(bao)护(hu)(hu)壳。面(mian)对如此重要(yao)的保(bao)护(hu)(hu)壳,在选(xuan)择过程中(zhong)千万不能马虎(hu),那(nei)么要(yao)怎么选(xuan)择铝壳电(dian)(dian)池(chi)呢?
1、检(jian)查铝(lv)壳电池的出厂合(he)格证(zheng),并注明出厂日期、规格、技术条件、公司名称和(he)加工(gong)许可证(zheng)号。
2、仔(zi)细(xi)检查铝壳电池产品表(biao)面,产品应色(se)泽鲜艳,光(guang)泽好,表(biao)面不能有明显划痕、气泡等缺陷。
3、看(kan)铝(lv)(lv)壳电池(chi)是否(fou)具有耐腐蚀性能,沿海用户好选择电泳喷(pen)涂铝(lv)(lv)型(xing)(xing)材(cai)、粉末喷(pen)涂铝(lv)(lv)型(xing)(xing)材(cai)或氟碳(tan)喷(pen)涂铝(lv)(lv)型(xing)(xing)材(cai)产品(pin)。
4、检查铝壳电池的(de)厚(hou)(hou)(hou)度是否符合标准,要(yao)注(zhu)意(yi)电池的(de)壁厚(hou)(hou)(hou),厚(hou)(hou)(hou)度不宜小(xiao)于(yu)1.2mm。注(zhu)意(yi)电池产品的(de)表(biao)面涂层厚(hou)(hou)(hou)度。阳极化(hua)产品的(de)膜(mo)厚(hou)(hou)(hou)不小(xiao)于(yu)10m,电泳涂料的(de)膜(mo)厚(hou)(hou)(hou)不小(xiao)于(yu)17m,粉末涂料的(de)膜(mo)厚(hou)(hou)(hou)不大于(yu)40-120m,氟碳涂料的(de)膜(mo)厚(hou)(hou)(hou)在第二次涂敷时不小(xiao)于(yu)30m。
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在军事领(ling)域,战(zhan)术便携式设(she)备(bei)(bei)(如通信、指控、侦察、定位(wei)等(deng)设(she)备(bei)(bei))多(duo)采用(yong)锂离子电(dian)池作为核心供电(dian)单元,可满(man)足设(she)备(bei)(bei)在多(duo)种使用(yong)方式(手(shou)持、鞍座、磨损、运输)下(xia)的功率(lv)需求。锂离子电(dian)池提供3.6V、7.2V、14.4V和(he)25.2V四个电(dian)压等(deng)级,容(rong)量在12Ah以(yi)下(xia)。配
目前,能够替代(dai)(dai)锂(li)(li)电(dian)(dian)(dian)(dian)池(chi)的铝(lv)电(dian)(dian)(dian)(dian)池(chi)还处于试生产阶段,尚未投入商业使用。所(suo)以总的来(lai)说(shuo),铝(lv)空气电(dian)(dian)(dian)(dian)池(chi)是(shi)否会取(qu)代(dai)(dai)锂(li)(li)电(dian)(dian)(dian)(dian)池(chi)还是(shi)未知(zhi)数(shu),那(nei)么了解(jie)下铝(lv)空气电(dian)(dian)(dian)(dian)池(chi)在更换(huan)锂(li)(li)电(dian)(dian)(dian)(dian)池(chi)时会遇到哪些问题。就(jiu)续航来(lai)说(shuo),铝(lv)空气电(dian)(dian)(dian)(dian)池(chi)确实是(shi)锂(li)(li)电(dian)(dian)(dian)(dian)池(chi)的一大突(tu)破。但铝(lv)空气电(dian)(dian)(dian)(dian)池(chi)在放(fang)电(dian)(dian)(dian)(dian)过程中由于阳极腐蚀,
锂电(dian)(dian)(dian)池(chi)(chi)为什么会爆炸?1、过充:当电(dian)(dian)(dian)压(ya)(ya)超过4.2V以上时,电(dian)(dian)(dian)解(jie)液分解(jie),产生大量(liang)气(qi)体(ti),电(dian)(dian)(dian)池(chi)(chi)压(ya)(ya)力升高(gao),过充负(fu)极表面锂析(xi)出,电(dian)(dian)(dian)池(chi)(chi)爆炸。2、高(gao)温环(huan)境:锂电(dian)(dian)(dian)池(chi)(chi)在高(gao)温环(huan)境下使用(yong)(yong)(yong)会膨胀,电(dian)(dian)(dian)解(jie)液分解(jie)。3、保护系统故障外接电(dian)(dian)(dian)路(lu)(lu)(lu)短路(lu)(lu)(lu):用(yong)(yong)(yong)户在使用(yong)(yong)(yong)时,外接电(dian)(dian)(dian)路(lu)(lu)(lu)短路(lu)(lu)(lu)导致电(dian)(dian)(dian)池(chi)(chi)爆炸
一辆48V电(dian)动(dong)(dong)汽(qi)车(che)行驶60公里需要多少容量的锂电(dian)池?用(yong)数据告诉(su)你(ni)要跑60公里,48V电(dian)动(dong)(dong)汽(qi)车(che)需要为电(dian)动(dong)(dong)汽(qi)车(che)配备锂电(dian)池。有必要了解(jie)电(dian)动(dong)(dong)汽(qi)车(che)电(dian)机的额定功(gong)(gong)率。让(rang)我们以300W功(gong)(gong)率电(dian)机为例计算:例如,电(dian)动(dong)(dong)汽(qi)车(che)的工作(zuo)电(dian)压为48V,电(dian)机为300W,电(dian)动(dong)(dong)汽(qi)车(che)速度(du)计
国内80% 以(yi)上的(de)(de)大(da)中(zhong)型锂(li)(li)电(dian)池(chi)(chi)生产(chan)(chan)企业(ye)分布在(zai)沿海(hai)发达(da)地区,而磷酸(suan)铁锂(li)(li)电(dian)池(chi)(chi)的(de)(de)电(dian)池(chi)(chi)生产(chan)(chan)企业(ye)有(you)90% 以(yi)上在(zai)广东,那么深圳哪家好的(de)(de)磷酸(suan)铁锂(li)(li)电(dian)池(chi)(chi)生产(chan)(chan)企业(ye)呢?事实上,电(dian)池(chi)(chi)供应商越(yue)大(da)越(yue)好,但具(ju)成(cheng)本效(xiao)益的(de)(de)是选择合适的(de)(de)电(dian)池(chi)(chi)供应商,能够提供适度的(de)(de)价格、质量和批量。
目(mu)前,锂离子电(dian)池中(zhong)使用的负(fu)(fu)(fu)极(ji)材(cai)料一(yi)般为碳(tan)材(cai)料,如(ru)石墨、软碳(tan) (如(ru)焦炭等) 、硬碳(tan)等。正(zheng)在探索的阳极(ji)材(cai)料包括氮化(hua)物,PAS,锡基(ji)(ji)氧(yang)化(hua)物,锡基(ji)(ji)氧(yang)化(hua)物,锡合金和(he)纳米负(fu)(fu)(fu)极(ji)材(cai)料。作为锂离子电(dian)池的负(fu)(fu)(fu)极(ji)材(cai)料,要求具有(you)以下基(ji)(ji)本性能(neng):(1) 锂离子在负(fu)(fu)(fu)极(ji)基(ji)(ji)体中(zhong)的插入(ru)氧(yang)