一、鋰電池電動自行車的優缺點有哪些
1、鋰電池電動自行車的優點
鋰電池壽命長(chang)重量(liang)輕體積小
鋰電(dian)(dian)(dian)池(chi)(chi)(chi)電(dian)(dian)(dian)動(dong)車目(mu)前品牌(pai)多(duo)樣化,捷(jie)安特(te),凱騎,捷(jie)奧比,途(tu)爾鋰電(dian)(dian)(dian)車等...鋰電(dian)(dian)(dian)池(chi)(chi)(chi)電(dian)(dian)(dian)動(dong)自行車的動(dong)力性能和鉛(qian)酸電(dian)(dian)(dian)池(chi)(chi)(chi)(簡易款電(dian)(dian)(dian)動(dong)自行車)差不多(duo),充電(dian)(dian)(dian)6~8小(xiao)時,根據電(dian)(dian)(dian)池(chi)(chi)(chi)容量不同(tong)可跑30~45公里,重量只有(you)鉛(qian)酸電(dian)(dian)(dian)池(chi)(chi)(chi)的1/5左右,鋰電(dian)(dian)(dian)池(chi)(chi)(chi)電(dian)(dian)(dian)動(dong)自行車最大優點是壽命長(chang)。全球鋰電(dian)(dian)(dian)池(chi)(chi)(chi)價格(ge)貴的只是看到(dao)表(biao)面(mian),其實仔細(xi)算算費用和鉛(qian)酸蓄電(dian)(dian)(dian)池(chi)(chi)(chi)是差不多(duo)的,目(mu)前一般鋰電(dian)(dian)(dian)池(chi)(chi)(chi)保(bao)2年,鉛(qian)酸蓄電(dian)(dian)(dian)池(chi)(chi)(chi)保(bao)1年。
鋰電池具有免(mian)激活特性
在使用鋰電池中(zhong)應(ying)(ying)注意的是,電池(chi)放(fang)置一段(duan)時間后則(ze)進(jin)入休眠(mian)狀態(tai),此(ci)時容(rong)量低于(yu)(yu)正常值(zhi),使用時間亦隨之縮短。但鋰(li)(li)電池(chi)很容(rong)易(yi)激活(huo),只(zhi)要經過3—5次正常的充(chong)放(fang)電循環就(jiu)可激活(huo)電池(chi),恢復正常容(rong)量。由于(yu)(yu)鋰(li)(li)電池(chi)本(ben)身的特性,決定了它(ta)幾乎沒有記憶效應(ying)(ying)。因(yin)此(ci)用戶新鋰(li)(li)電池(chi)在激活(huo)過程中(zhong),是不需要特別的方法和設備(bei)的。
鋰電(dian)池帶記憶效應(ying)
消費者在給鉛酸蓄電(dian)(dian)池,鎳電(dian)(dian)池充電(dian)(dian)時,一(yi)直都(dou)擔(dan)心(xin)電(dian)(dian)池發生記憶(yi)效應,等(deng)用了鋰(li)電(dian)(dian)池,大家(jia)都(dou)可以松下一(yi)口氣(qi),鋰(li)電(dian)(dian)池不帶(dai)記憶(yi)效應。要是還有消費者不知道如(ru)何給鋰(li)電(dian)(dian)池充電(dian)(dian),那不妨看看下面的內容(rong)。
2、鋰電池電動行車的缺點
鋰(li)(li)電(dian)池電(dian)動(dong)車(che)價格過高(gao)皆因鋰(li)(li)電(dian)池。
目(mu)前鋰(li)電池電動自行(xing)車的(de)價格(ge)普遍(bian)比鉛酸電池電動車高出幾百(bai)元到一千元,因此在市(shi)面上很(hen)難得到消費者顧客的(de)認可。鋰(li)電池輕巧、環(huan)保,廢棄后不(bu)會產生環(huan)境污染,一旦應(ying)用技術成熟,市(shi)場(chang)銷量加大,鋰(li)電池電動自行(xing)車的(de)價格(ge)才會有所降(jiang)下來(lai)。
鋰(li)電(dian)池(chi)充電(dian)時(shi)間過長適(shi)得其反。
鋰(li)(li)電(dian)(dian)(dian)(dian)池(chi)或充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)器在(zai)電(dian)(dian)(dian)(dian)池(chi)充(chong)(chong)(chong)(chong)滿(man)后都會自動(dong)停(ting)充(chong)(chong)(chong)(chong),并不存在(zai)鎳電(dian)(dian)(dian)(dian)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)器所(suo)謂的(de)持續10幾小時的(de)“涓流”充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)。也(ye)就是說,如果(guo)你的(de)鋰(li)(li)電(dian)(dian)(dian)(dian)池(chi)在(zai)充(chong)(chong)(chong)(chong)滿(man)后,放在(zai)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)器上(shang)也(ye)是白充(chong)(chong)(chong)(chong)。而我們(men)誰都無法保(bao)證電(dian)(dian)(dian)(dian)池(chi)的(de)充(chong)(chong)(chong)(chong)放電(dian)(dian)(dian)(dian)保(bao)護電(dian)(dian)(dian)(dian)路的(de)特性永不變化和(he)質量的(de)萬無一失,所(suo)以你的(de)電(dian)(dian)(dian)(dian)池(chi)將長期處在(zai)危險的(de)邊緣徘徊。這(zhe)也(ye)是我們(men)反對長充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)的(de)另一個理由。
此外在(zai)某些電(dian)(dian)(dian)動車上,充(chong)電(dian)(dian)(dian)超過一(yi)定的(de)(de)時(shi)間后,如果不(bu)(bu)去取下充(chong)電(dian)(dian)(dian)器,這(zhe)時(shi)系統不(bu)(bu)僅不(bu)(bu)停(ting)止充(chong)電(dian)(dian)(dian),還將(jiang)開始(shi)放電(dian)(dian)(dian)-充(chong)電(dian)(dian)(dian)循環。也許這(zhe)種做法的(de)(de)廠(chang)商自有(you)其目的(de)(de),但(dan)顯(xian)然(ran)對電(dian)(dian)(dian)池的(de)(de)壽命而言是不(bu)(bu)利的(de)(de)。所以在(zai)購(gou)買(mai)鋰電(dian)(dian)(dian)池電(dian)(dian)(dian)動車后,要咨(zi)詢企業或者經銷商,做好(hao)鋰電(dian)(dian)(dian)池維護(hu)工作。
鋰電池動力性有待提(ti)高(gao)
鋰(li)電(dian)池(chi)比起鉛酸蓄電(dian)池(chi)在充放電(dian)方(fang)面耐(nai)波動的(de)能力差得多,對于目前大功率(lv)車來說不能有效采(cai)用(yong)(yong)鋰(li)電(dian)的(de)一大癥狀也就在此,導(dao)致(zhi)耐(nai)用(yong)(yong)性下(xia)降。
鋰離子電池安全(quan)性問題(ti)突出(chu)
鋰電池的安全性仍有待提高。鋰(li)電(dian)(dian)池(chi)起(qi)火(huo)、燃(ran)燒(shao)甚至(zhi)(zhi)爆炸的隱(yin)患目前(qian)仍無(wu)法完全消除。車輛發(fa)生(sheng)碰撞(zhuang)(zhuang)可能導(dao)致電(dian)(dian)池(chi)正負極(ji)材料沖(chong)破(po)隔膜,剎(cha)車時能量快速回充至(zhi)(zhi)電(dian)(dian)池(chi)時瞬間的超高電(dian)(dian)流等原因都(dou)會導(dao)致電(dian)(dian)池(chi)發(fa)生(sheng)短路、溫度升(sheng)高,引(yin)起(qi)燃(ran)燒(shao)甚至(zhi)(zhi)爆炸。起(qi)火(huo)的原因是碰撞(zhuang)(zhuang)、短路導(dao)致鋰(li)離子析出,與(yu)空氣接(jie)觸會發(fa)生(sheng)起(qi)火(huo)、燃(ran)燒(shao)。另(ling)外,鋰(li)離子電(dian)(dian)池(chi)的電(dian)(dian)解液(ye)是有機電(dian)(dian)解液(ye),這(zhe)些物質與(yu)空氣接(jie)觸后更容易(yi)起(qi)火(huo)燃(ran)燒(shao)。
二、如何選擇鋰電池電動自行車
1、看品牌目前,電動自行車品牌很多。消費(fei)者應該(gai)挑選經營時間(jian)長、返(fan)修率低、質(zhi)量(liang)好、有信譽(yu)的品牌。比(bi)如,選購通過質(zhi)量(liang)管理體系ISO9001-2000認證的(de)企(qi)業(ye)。如果拿不(bu)準,可以購(gou)買(mai)一些大品牌的(de)電動(dong)自(zi)行車,
2、重服務(wu)目前各電(dian)動車(che)(che)部件尚未通用,維(wei)修還不能達到社會化,所以選電(dian)動車(che)(che)時,一定要注(zhu)意是否(fou)在本地(di)區有專(zhuan)門(men)的維(wei)修服務(wu)部門(men),若(ruo)圖便宜(yi)而忽視售后服務(wu),就很容易(yi)上當(dang)。
3、選車型電動自行車一般可分為豪華型、普通型、前后避震型、輕便型四種。豪華型功能齊全,但價格高,普通型結構簡練、經濟實用;輕便型輕巧靈活,但行程短。冰嵐電動車提醒消費者在選購時應注意這一點。
4、查配(pei)件(jian)電動(dong)自行車(che)零部件(jian)的(de)強度(du)要(yao)求(qiu)和性能要(yao)求(qiu)應(ying)高于自行車(che)。選(xuan)(xuan)購時,用(yong)戶(hu)要(yao)看整(zheng)車(che)選(xuan)(xuan)用(yong)零件(jian)的(de)質量(liang),如:車(che)架和前叉的(de)焊接(jie)及表面(mian)是(shi)否(fou)有缺陷(xian),所有零部件(jian)的(de)制造是(shi)否(fou)優良,雙支撐是(shi)否(fou)結實,輪胎是(shi)否(fou)選(xuan)(xuan)用(yong)名牌,緊固件(jian)是(shi)否(fou)防(fang)銹等。
5、考慮續行里(li)程容量為36V/12Ah的一組新電池續行(xing)里程一般(ban)為(wei)50千(qian)米左右(you),一般情況下(xia)每天騎行的最長距離(li)約為35千米較(jiao)為(wei)適宜(由于路況影響實(shi)際續行里程(cheng)),每天(tian)騎行的最長距離超(chao)過50千米者,就(jiu)要考慮一(yi)天內有否兩次間(jian)隔充電的(de)可能。如果沒有這種可能,就(jiu)不適宜選(xuan)購電動自行車(che)。
三、電動車鋰電池價格
根(gen)據72v、60v、36v、48v、12v等(deng)不(bu)同規格價格從幾百到千元不(bu)等(deng)。