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(shou)命長重量輕(qing)體積小(xiao)
鋰電(dian)(dian)(dian)(dian)池(chi)(chi)電(dian)(dian)(dian)(dian)動車(che)(che)目(mu)前品牌多(duo)樣化,捷安特,凱騎,捷奧比,途爾(er)鋰電(dian)(dian)(dian)(dian)車(che)(che)等...鋰電(dian)(dian)(dian)(dian)池(chi)(chi)電(dian)(dian)(dian)(dian)動自(zi)行(xing)車(che)(che)的(de)動力性(xing)能和鉛酸(suan)(suan)電(dian)(dian)(dian)(dian)池(chi)(chi)(簡易款電(dian)(dian)(dian)(dian)動自(zi)行(xing)車(che)(che))差不多(duo),充電(dian)(dian)(dian)(dian)6~8小(xiao)時,根據電(dian)(dian)(dian)(dian)池(chi)(chi)容(rong)量不同(tong)可跑30~45公(gong)里,重量只(zhi)有鉛酸(suan)(suan)電(dian)(dian)(dian)(dian)池(chi)(chi)的(de)1/5左右,鋰電(dian)(dian)(dian)(dian)池(chi)(chi)電(dian)(dian)(dian)(dian)動自(zi)行(xing)車(che)(che)最大優點是壽命長。全球鋰電(dian)(dian)(dian)(dian)池(chi)(chi)價格貴的(de)只(zhi)是看到表面,其實仔(zi)細算算費用和鉛酸(suan)(suan)蓄(xu)電(dian)(dian)(dian)(dian)池(chi)(chi)是差不多(duo)的(de),目(mu)前一般鋰電(dian)(dian)(dian)(dian)池(chi)(chi)保2年,鉛酸(suan)(suan)蓄(xu)電(dian)(dian)(dian)(dian)池(chi)(chi)保1年。
鋰電池(chi)具有(you)免激(ji)活特性
在使用鋰電池中(zhong)應(ying)(ying)注(zhu)意的是(shi),電(dian)池(chi)(chi)放置一段時(shi)間(jian)后則進入休眠狀態,此時(shi)容量低于正(zheng)常值,使用(yong)時(shi)間(jian)亦隨之縮短(duan)。但鋰(li)電(dian)池(chi)(chi)很容易(yi)激(ji)活,只(zhi)要(yao)經過3—5次正(zheng)常的充放電(dian)循(xun)環就可(ke)激(ji)活電(dian)池(chi)(chi),恢復正(zheng)常容量。由(you)于鋰(li)電(dian)池(chi)(chi)本身的特(te)(te)性(xing),決定了它(ta)幾乎(hu)沒有記憶效應(ying)(ying)。因此用(yong)戶新鋰(li)電(dian)池(chi)(chi)在(zai)激(ji)活過程中(zhong),是(shi)不需(xu)要(yao)特(te)(te)別的方法和設備的。
鋰(li)電池(chi)帶記憶效(xiao)應
消費者(zhe)在給鉛(qian)酸(suan)蓄電(dian)(dian)(dian)池(chi)(chi),鎳電(dian)(dian)(dian)池(chi)(chi)充(chong)電(dian)(dian)(dian)時,一(yi)直都(dou)擔心電(dian)(dian)(dian)池(chi)(chi)發生記憶效應(ying),等用(yong)了(le)鋰電(dian)(dian)(dian)池(chi)(chi),大家都(dou)可以松下(xia)一(yi)口氣,鋰電(dian)(dian)(dian)池(chi)(chi)不帶記憶效應(ying)。要是還(huan)有消費者(zhe)不知道如何給鋰電(dian)(dian)(dian)池(chi)(chi)充(chong)電(dian)(dian)(dian),那不妨看看下(xia)面的內容(rong)。
2、鋰電池電動行車的缺點
鋰電池(chi)電動車價格過高皆因(yin)鋰電池(chi)。
目(mu)前鋰電(dian)(dian)(dian)池(chi)電(dian)(dian)(dian)動(dong)(dong)自(zi)行車的價格普(pu)遍(bian)比鉛酸(suan)電(dian)(dian)(dian)池(chi)電(dian)(dian)(dian)動(dong)(dong)車高出幾(ji)百(bai)元到一(yi)千元,因此在市面(mian)上很難得到消費者顧客的認可。鋰電(dian)(dian)(dian)池(chi)輕巧(qiao)、環(huan)(huan)保,廢棄后不會產生環(huan)(huan)境(jing)污(wu)染(ran),一(yi)旦應用技術成熟,市場銷量(liang)加大,鋰電(dian)(dian)(dian)池(chi)電(dian)(dian)(dian)動(dong)(dong)自(zi)行車的價格才會有所降下來。
鋰電池充電時間過長(chang)適得其反。
鋰電池(chi)或充(chong)(chong)(chong)(chong)電器在電池(chi)充(chong)(chong)(chong)(chong)滿后(hou)都(dou)會自(zi)動停(ting)充(chong)(chong)(chong)(chong),并不存在鎳(nie)電充(chong)(chong)(chong)(chong)電器所(suo)謂(wei)的(de)(de)(de)持續10幾小時的(de)(de)(de)“涓流”充(chong)(chong)(chong)(chong)電。也就是(shi)說(shuo),如果(guo)你的(de)(de)(de)鋰電池(chi)在充(chong)(chong)(chong)(chong)滿后(hou),放(fang)在充(chong)(chong)(chong)(chong)電器上(shang)也是(shi)白充(chong)(chong)(chong)(chong)。而我們誰都(dou)無法保證電池(chi)的(de)(de)(de)充(chong)(chong)(chong)(chong)放(fang)電保護電路的(de)(de)(de)特性永(yong)不變化和質(zhi)量的(de)(de)(de)萬無一失(shi),所(suo)以你的(de)(de)(de)電池(chi)將長(chang)期處在危險的(de)(de)(de)邊緣徘徊。這也是(shi)我們反對長(chang)充(chong)(chong)(chong)(chong)電的(de)(de)(de)另一個理由(you)。
此外在(zai)某些電(dian)(dian)動車上,充(chong)(chong)電(dian)(dian)超過一(yi)定的時間后,如果不去取下(xia)充(chong)(chong)電(dian)(dian)器,這時系統(tong)不僅不停(ting)止(zhi)充(chong)(chong)電(dian)(dian),還將(jiang)開(kai)始(shi)放(fang)電(dian)(dian)-充(chong)(chong)電(dian)(dian)循(xun)環(huan)。也許這種做(zuo)(zuo)法的廠商自有其(qi)目的,但顯然對電(dian)(dian)池的壽(shou)命而言是不利的。所以在(zai)購買鋰(li)電(dian)(dian)池電(dian)(dian)動車后,要咨詢企業或者經銷(xiao)商,做(zuo)(zuo)好鋰(li)電(dian)(dian)池維護工作。
鋰(li)電池動力性有待(dai)提高
鋰(li)電(dian)池(chi)(chi)比起(qi)鉛酸蓄電(dian)池(chi)(chi)在充放電(dian)方面耐(nai)波動的能(neng)力差得多,對于(yu)目前大功(gong)率車來說不能(neng)有效采用鋰(li)電(dian)的一大癥狀也(ye)就(jiu)在此,導致(zhi)耐(nai)用性下(xia)降(jiang)。
鋰離子電池安全性問題突(tu)出
鋰電池的安全(quan)性仍有待(dai)提高(gao)(gao)。鋰(li)電(dian)池(chi)(chi)起(qi)(qi)火(huo)、燃(ran)燒(shao)(shao)(shao)甚(shen)至爆(bao)炸的隱患目前仍無法完(wan)全(quan)消除。車輛發(fa)生(sheng)碰(peng)撞可能(neng)導致(zhi)電(dian)池(chi)(chi)正負極(ji)材料沖破隔膜,剎(cha)車時(shi)能(neng)量快速回充至電(dian)池(chi)(chi)時(shi)瞬間的超高(gao)(gao)電(dian)流等原因都會導致(zhi)電(dian)池(chi)(chi)發(fa)生(sheng)短路(lu)、溫度升高(gao)(gao),引起(qi)(qi)燃(ran)燒(shao)(shao)(shao)甚(shen)至爆(bao)炸。起(qi)(qi)火(huo)的原因是碰(peng)撞、短路(lu)導致(zhi)鋰(li)離子析出,與空氣接(jie)觸會發(fa)生(sheng)起(qi)(qi)火(huo)、燃(ran)燒(shao)(shao)(shao)。另外,鋰(li)離子電(dian)池(chi)(chi)的電(dian)解液是有機電(dian)解液,這些物質與空氣接(jie)觸后更容易起(qi)(qi)火(huo)燃(ran)燒(shao)(shao)(shao)。
二、如何選擇鋰電池電動自行車
1、看品(pin)牌目(mu)前,電動自行車品(pin)牌很多。消費者應該挑(tiao)選(xuan)經(jing)營(ying)時間(jian)長、返修率低、質(zhi)量(liang)好(hao)、有信譽(yu)的品(pin)牌。比如(ru),選(xuan)購通過質(zhi)量(liang)管理體系ISO9001-2000認(ren)證的企業。如果拿不準(zhun),可以購買一些大品牌的電動自行(xing)車,
2、重(zhong)服務目前各(ge)電動車(che)部件尚未(wei)通用,維修(xiu)還不(bu)能(neng)達(da)到社會化,所以選電動車(che)時,一定要注意是否(fou)在(zai)本地區有專門(men)的維修(xiu)服務部門(men),若圖便宜而(er)忽視售(shou)后服務,就很(hen)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、查配件(jian)(jian)電動自(zi)行車(che)零(ling)(ling)部件(jian)(jian)的(de)強度要(yao)求(qiu)和性能要(yao)求(qiu)應高于自(zi)行車(che)。選購時,用(yong)戶要(yao)看整車(che)選用(yong)零(ling)(ling)件(jian)(jian)的(de)質量,如:車(che)架和前叉的(de)焊接及表面(mian)是(shi)否有(you)缺陷,所有(you)零(ling)(ling)部件(jian)(jian)的(de)制造是(shi)否優良,雙支撐是(shi)否結實(shi),輪(lun)胎是(shi)否選用(yong)名牌,緊固件(jian)(jian)是(shi)否防銹等。
5、考慮續行里程容量為36V/12Ah的(de)一(yi)組新電池續行里程一(yi)般為50千米左右(you),一般情況下每天騎行的最長距離約為35千米較為適(shi)宜(由于(yu)路況(kuang)影響實際(ji)續行里程),每(mei)天騎行的(de)最長(chang)距離超過50千(qian)米(mi)者,就要考慮一天內(nei)有否兩次間隔充電(dian)(dian)的可(ke)能。如果沒有這(zhe)種可(ke)能,就不適宜(yi)選購電(dian)(dian)動(dong)自行車(che)。
三、電動車鋰電池價格
根(gen)據72v、60v、36v、48v、12v等不同規格(ge)(ge)價格(ge)(ge)從幾百到千元不等。