鋰離子動力電池待解決的使用技術問題
鋰(li)離子動(dong)力電(dian)(dian)(dian)池(chi)做(zuo)為一種(zhong)(zhong)新型的動(dong)力技術(shu),可(ke)(ke)以使用(yong)在任何一種(zhong)(zhong)驅動(dong)車輛上,如電(dian)(dian)(dian)動(dong)自行車、電(dian)(dian)(dian)動(dong)摩托(tuo)車、電(dian)(dian)(dian)動(dong)小轎車、電(dian)(dian)(dian)動(dong)中巴和(he)大巴,以及UPS、移(yi)動(dong)激光電(dian)(dian)(dian)源、移(yi)動(dong)照明(ming)電(dian)(dian)(dian)源、移(yi)動(dong)通(tong)訊(xun)設備、軍事領域(yu)(yu)、航空航天領域(yu)(yu),其(qi)使用(yong)面之廣,具(ju)有不可(ke)(ke)估(gu)量的市(shi)場前景。然而,基于鋰(li)離子動(dong)力電(dian)(dian)(dian)池(chi)的特性,即充電(dian)(dian)(dian)電(dian)(dian)(dian)壓不可(ke)(ke)超過4.2V,放電(dian)(dian)(dian)電(dian)(dian)(dian)壓不可(ke)(ke)低于2.6V。使用(yong)鋰(li)動(dong)力電(dian)(dian)(dian)池(chi)的技術(shu)問(wen)題,已是迫在眉睫,而且是必須盡快(kuai)解決的問(wen)題。
鋰(li)動(dong)(dong)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)的(de)(de)(de)(de)產(chan)生(sheng)(sheng)(sheng)(sheng),無疑對傳(chuan)統的(de)(de)(de)(de)驅動(dong)(dong)技(ji)(ji)術帶來危機(ji)。而(er)(er)鋰(li)動(dong)(dong)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)的(de)(de)(de)(de)特性(xing)(xing),又(you)決定了(le)必(bi)須(xu)有(you)高(gao)超(chao)的(de)(de)(de)(de)使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)技(ji)(ji)術。才(cai)能(neng)(neng)盡快(kuai)進(jin)(jin)(jin)入使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)市場。從目前的(de)(de)(de)(de)鋰(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)生(sheng)(sheng)(sheng)(sheng)產(chan)制(zhi)造技(ji)(ji)術看,已經(jing)達(da)到(dao)了(le)完美的(de)(de)(de)(de)程度,10Ah電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)內阻(zu)達(da)到(dao)10mΩ左(zuo)右,而(er)(er)50Ah,100Ah的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)內阻(zu)只(zhi)有(you)1mΩ左(zuo)右,這(zhe)(zhe)使(shi)(shi)(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)專家都感(gan)到(dao)驚訝。然(ran)而(er)(er),鋰(li)動(dong)(dong)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)的(de)(de)(de)(de)突然(ran)出現(xian),也讓使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)市場感(gan)到(dao)突然(ran)。當一(yi)(yi)個(ge)(ge)個(ge)(ge)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)戶對高(gao)新(xin)科技(ji)(ji)產(chan)生(sheng)(sheng)(sheng)(sheng)興趣(qu),并興致(zhi)勃勃地試(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)時(shi)(shi)(shi),問題出現(xian)了(le):鋰(li)動(dong)(dong)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)在(zai)使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)中(zhong)做為動(dong)(dong)力(li)(li),必(bi)須(xu)要串(chuan)(chuan)聯(lian)(lian)才(cai)能(neng)(neng)達(da)到(dao)使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)的(de)(de)(de)(de)需要,而(er)(er)幾個(ge)(ge)幾十個(ge)(ge)甚至(zhi)幾百(bai)個(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)的(de)(de)(de)(de)串(chuan)(chuan)聯(lian)(lian),使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)一(yi)(yi)段(duan)時(shi)(shi)(shi)間后,必(bi)然(ran)會(hui)(hui)(hui)(hui)產(chan)生(sheng)(sheng)(sheng)(sheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)的(de)(de)(de)(de)參差(cha)不(bu)(bu)齊,這(zhe)(zhe)并不(bu)(bu)是(shi)(shi)(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)的(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)產(chan)技(ji)(ji)術問題,由于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)在(zai)生(sheng)(sheng)(sheng)(sheng)產(chan)過(guo)程中(zhong),從涂膜開始到(dao)成為成品要經(jing)過(guo)很(hen)多道工序。即(ji)使(shi)(shi)(shi)(shi)經(jing)過(guo)嚴格的(de)(de)(de)(de)檢測程序,使(shi)(shi)(shi)(shi)每(mei)組(zu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)、容量(liang)一(yi)(yi)致(zhi),但(dan)使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)一(yi)(yi)段(duan)時(shi)(shi)(shi)間,也會(hui)(hui)(hui)(hui)產(chan)生(sheng)(sheng)(sheng)(sheng)這(zhe)(zhe)樣或那樣的(de)(de)(de)(de)差(cha)異(yi)。如(ru)同一(yi)(yi)位母親生(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)雙胞胎,剛生(sheng)(sheng)(sheng)(sheng)下時(shi)(shi)(shi)可能(neng)(neng)長得一(yi)(yi)模一(yi)(yi)樣,做為母親都很(hen)難分辨。然(ran)而(er)(er),在(zai)兩個(ge)(ge)孩子不(bu)(bu)斷成長時(shi)(shi)(shi),就(jiu)會(hui)(hui)(hui)(hui)產(chan)生(sheng)(sheng)(sheng)(sheng)這(zhe)(zhe)樣或那樣的(de)(de)(de)(de)差(cha)異(yi)鋰(li)動(dong)(dong)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)也是(shi)(shi)(shi)(shi)這(zhe)(zhe)樣。使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)一(yi)(yi)段(duan)時(shi)(shi)(shi)間產(chan)生(sheng)(sheng)(sheng)(sheng)差(cha)異(yi)后,采(cai)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)整(zheng)體(ti)(ti)(ti)(ti)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)控(kong)制(zhi)的(de)(de)(de)(de)方(fang)式是(shi)(shi)(shi)(shi)難以適用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)于(yu)鋰(li)動(dong)(dong)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)的(de)(de)(de)(de),如(ru)一(yi)(yi)個(ge)(ge)36V的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)堆,必(bi)須(xu)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)10只(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)串(chuan)(chuan)聯(lian)(lian)。整(zheng)體(ti)(ti)(ti)(ti)的(de)(de)(de)(de)充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)控(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)是(shi)(shi)(shi)(shi)42V,而(er)(er)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)控(kong)制(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)是(shi)(shi)(shi)(shi)26V。用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)整(zheng)體(ti)(ti)(ti)(ti)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)控(kong)制(zhi)方(fang)式,初始使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)階(jie)段(duan)由于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)一(yi)(yi)致(zhi)性(xing)(xing)特別好(hao),也許不(bu)(bu)會(hui)(hui)(hui)(hui)出現(xian)什么問題。在(zai)使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)一(yi)(yi)段(duan)時(shi)(shi)(shi)間以后電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)內阻(zu)和電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)產(chan)生(sheng)(sheng)(sheng)(sheng)波動(dong)(dong),形(xing)成不(bu)(bu)一(yi)(yi)致(zhi)的(de)(de)(de)(de)狀(zhuang)態,(不(bu)(bu)一(yi)(yi)致(zhi)是(shi)(shi)(shi)(shi)絕對的(de)(de)(de)(de),一(yi)(yi)致(zhi)性(xing)(xing)是(shi)(shi)(shi)(shi)相對的(de)(de)(de)(de))這(zhe)(zhe)種時(shi)(shi)(shi)候仍然(ran)使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)整(zheng)體(ti)(ti)(ti)(ti)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)控(kong)制(zhi)是(shi)(shi)(shi)(shi)不(bu)(bu)能(neng)(neng)達(da)到(dao)其(qi)目的(de)(de)(de)(de)的(de)(de)(de)(de)。例(li)如(ru)10只(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)時(shi)(shi)(shi)其(qi)中(zhong)兩只(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)在(zai)2.8V,四(si)只(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)是(shi)(shi)(shi)(shi)3.2V,四(si)只(zhi)是(shi)(shi)(shi)(shi)3.4V,現(xian)在(zai)的(de)(de)(de)(de)整(zheng)體(ti)(ti)(ti)(ti)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)是(shi)(shi)(shi)(shi)32V,我(wo)們讓它繼續放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)一(yi)(yi)直工作(zuo)到(dao)26V。這(zhe)(zhe)樣,那兩只(zhi)2.8V的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)就(jiu)低于(yu)2.6V 處于(yu)了(le)過(guo)放(fang)狀(zhuang)態。鋰(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)幾次(ci)過(guo)放(fang)就(jiu)等于(yu)報廢。反之(zhi),用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)整(zheng)體(ti)(ti)(ti)(ti)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)控(kong)制(zhi)充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)方(fang)式進(jin)(jin)(jin)行(xing)充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian),也會(hui)(hui)(hui)(hui)出現(xian)過(guo)充(chong)(chong)的(de)(de)(de)(de)狀(zhuang)況。比如(ru)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)(yong)上(shang)述(shu)10只(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)當時(shi)(shi)(shi)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)狀(zhuang)態進(jin)(jin)(jin)行(xing)充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。整(zheng)體(ti)(ti)(ti)(ti)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)達(da)到(dao)42V時(shi)(shi)(shi),那兩只(zhi)2.8V的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)處于(yu)"饑餓(e)"的(de)(de)(de)(de)狀(zhuang)態,而(er)(er)迅速(su)吸收(shou)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)量(liang),就(jiu)會(hui)(hui)(hui)(hui)超(chao)過(guo)4.2V,而(er)(er)過(guo)充(chong)(chong)的(de)(de)(de)(de)超(chao)過(guo)4.2V的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi),不(bu)(bu)僅(jin)由于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)過(guo)高(gao)產(chan)生(sheng)(sheng)(sheng)(sheng)報廢,甚至(zhi)還會(hui)(hui)(hui)(hui)發(fa)生(sheng)(sheng)(sheng)(sheng)危險,這(zhe)(zhe)就(jiu)是(shi)(shi)(shi)(shi)鋰(li)動(dong)(dong)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(chi)的(de)(de)(de)(de)特性(xing)(xing)。
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自從人類發明了(le)鋰電(dian)池,其(qi)(qi)使(shi)用(yong)技術(shu)一直(zhi)在不斷(duan)提高,如(ru)小容量的(de)手機電(dian)池,使(shi)用(yong)技術(shu)已達到完美程(cheng)度。然而,做為大(da)功率大(da)容量的(de)鋰動力電(dian)池,其(qi)(qi)使(shi)用(yong)技術(shu)仍然處于開發研(yan)制(zhi)階(jie)段(duan)。
人(ren)們(men)(men)對較(jiao)小容量(liang)的(de)(de)10AH電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)采(cai)取(qu)了(le)(le)單(dan)體控(kong)(kong)壓恒流充電(dian)(dian)(dian)(dian)(dian)(dian)(dian)方式,在(zai)放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)時(shi)使(shi)(shi)用(yong)整體電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓控(kong)(kong)制(zhi)(zhi),在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓較(jiao)高時(shi)就使(shi)(shi)其保護,停(ting)止工(gong)作。比如(ru)在(zai)整體電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓30V時(shi)就控(kong)(kong)制(zhi)(zhi)其停(ting)止工(gong)作了(le)(le)。這(zhe)樣,一(yi)(yi)般(ban)在(zai)一(yi)(yi)致性比較(jiao)好的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)組里,單(dan)體電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓也不(bu)(bu)會(hui)低于(yu)2.6V。而充電(dian)(dian)(dian)(dian)(dian)(dian)(dian)時(shi)由于(yu)采(cai)取(qu)單(dan)體充電(dian)(dian)(dian)(dian)(dian)(dian)(dian),單(dan)體控(kong)(kong)制(zhi)(zhi),就能(neng)(neng)夠使(shi)(shi)每只電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的(de)(de)工(gong)作效(xiao)率(lv)達到比較(jiao)理想的(de)(de)程度。然而這(zhe)種控(kong)(kong)制(zhi)(zhi)仍然不(bu)(bu)會(hui)使(shi)(shi)人(ren)們(men)(men)滿足,并沒有(you)使(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)達到100%的(de)(de)工(gong)作量(liang),比如(ru)廣東(dong)的(de)(de)一(yi)(yi)家電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)自行(xing)車(che)公(gong)司,用(yong)10AH/36V的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)組充一(yi)(yi)次電(dian)(dian)(dian)(dian)(dian)(dian)(dian)續駛(shi)60k/m,而另(ling)一(yi)(yi)家電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)自行(xing)車(che)公(gong)司使(shi)(shi)用(yong)同樣的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)組測試(shi),可續駛(shi)75km,這(zhe)不(bu)(bu)能(neng)(neng)不(bu)(bu)說鋰動(dong)(dong)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的(de)(de)使(shi)(shi)用(yong)技術(shu)(shu)是有(you)高低之分(fen)的(de)(de)。由于(yu)鋰動(dong)(dong)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的(de)(de)使(shi)(shi)用(yong)技術(shu)(shu)是每個(ge)研(yan)發單(dan)位的(de)(de)機(ji)密,他(ta)們(men)(men)在(zai)研(yan)發過程中(zhong)都投入大(da)量(liang)的(de)(de)人(ren)力(li)物(wu)力(li)資源,所以,使(shi)(shi)用(yong)技術(shu)(shu)的(de)(de)高低,不(bu)(bu)能(neng)(neng)不(bu)(bu)說這(zhe)是他(ta)們(men)(men)開發市場爭創品牌的(de)(de)資本。
鋰(li)動力(li)電(dian)(dian)池(chi)理想的(de)管理應該是均衡(heng)保護(hu)控制。這(zhe)種控制的(de)要(yao)求是幾只幾十(shi)只甚至(zhi)是幾百(bai)只的(de)電(dian)(dian)池(chi)組,每只電(dian)(dian)池(chi)不僅能(neng)夠管理和保護(hu),而且(qie)在放電(dian)(dian)時還要(yao)使每只電(dian)(dian)池(chi)的(de)電(dian)(dian)壓(ya)(ya)保持均衡(heng)一致。如(ru)同幾十(shi)杯水,在同一個水平線(xian)(xian)上(shang)平衡(heng)一致地(di)往外流。在充電(dian)(dian)時,也如(ru)幾十(shi)杯同一水平線(xian)(xian)上(shang)的(de)水,在同一個電(dian)(dian)壓(ya)(ya)線(xian)(xian)上(shang),均衡(heng)一致地(di)進行充電(dian)(dian)。
這(zhe)(zhe)種(zhong)要求似乎刻苛,可(ke)鋰(li)勸力電(dian)池(chi)(chi)要想百分之百的(de)被用(yong)戶(hu)認可(ke),只(zhi)有做到這(zhe)(zhe)種(zhong)程(cheng)度才(cai)行。因為許多(duo)用(yong)戶(hu),特別(bie)是消費者,他們不懂如何(he)單(dan)獨檢測,如何(he)各(ge)別(bie)處理單(dan)體出問(wen)題(ti)的(de)電(dian)池(chi)(chi),鋰(li)動力電(dian)池(chi)(chi)的(de)管理只(zhi)有達(da)到智能化(hua)程(cheng)度,才(cai)能徹底(di)開辟(pi)出這(zhe)(zhe)個宏大(da)的(de)市(shi)場。所以說,鋰(li)動力電(dian)池(chi)(chi)市(shi)場目(mu)前亟待解決的(de)是使用(yong)技術問(wen)題(ti)。