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茄子视频APP > 行業資訊 > 提供電動車充電器參數的設置,讓你自已也能檢驗充電器的好壞。

提供電動車充電器參數的設置,讓你自已也能檢驗充電器的好壞。

 電動車充電器參數設置:
        電動車充電器主(zhu)要分(fen)為三(san)段式(shi)(shi)(shi)和(he)脈(mo)沖型兩類智能(neng)充(chong)電(dian)器模(mo)式(shi)(shi)(shi),其中(zhong)三(san)段式(shi)(shi)(shi)電(dian)池(chi)充(chong)電(dian)器充(chong)電(dian)方式(shi)(shi)(shi)占據了市場的絕大部分(fen)份額,由于很多三(san)段式(shi)(shi)(shi)電(dian)池(chi)充(chong)電(dian)器沒(mei)有增加溫(wen)度補(bu)償功能(neng),再加上電(dian)池(chi)在使用過(guo)程中(zhong),一直處于一個(ge)動態變化的過(guo)程中(zhong),如果不(bu)適時(shi)調整充(chong)電(dian)器參數,難免會發生充(chong)鼓電(dian)池(chi)的現象。

現在市面上的電動車充電器主要分為三段式(shi)和脈沖型兩類充(chong)(chong)(chong)電模(mo)式(shi),其中三段式(shi)充(chong)(chong)(chong)電器(qi)(qi)占(zhan)據了市場的(de)絕大(da)部分份額,由于(yu)很(hen)多三段式(shi)充(chong)(chong)(chong)電器(qi)(qi)沒有增加溫(wen)度補償功能,再(zai)加上電池(chi)在使用(yong)過程(cheng)中,一直處于(yu)一個動態(tai)變化(hua)的(de)過程(cheng)中,如果不適時調整電池(chi)充(chong)(chong)(chong)電器(qi)(qi)參(can)數,難免(mian)會發生充(chong)(chong)(chong)鼓電池(chi)的(de)現(xian)象(xiang)。現(xian)在就三段式(shi)充(chong)(chong)(chong)電器(qi)(qi)參(can)數調整給(gei)大(da)家開個貼,希望對網友特別(bie)是懂維(wei)修(xiu)的(de)朋友有些幫助!

一、溫度對(dui)充電參數的影響

三(san)段式(shi)常溫下的最佳參數設置(25°時的充電參數)

1、36V10-12Ah:恒(heng)流1.8A±0.1A,最高(gao)限壓(ya):44.4V,轉燈電流:300mA±20mA,浮充電壓(ya):41.4-41.7V;

2、48V10-12Ah:恒(heng)流(liu)1.8A±0.1A,最高(gao)限壓(ya):59.2V,轉燈(deng)電(dian)(dian)流(liu):300mA±20mA,浮充(chong)電(dian)(dian)壓(ya):55.2-55.6V;

3、48V14-16Ah:恒流2.0A±0.1A,最(zui)高(gao)限壓(ya):59.2V,轉燈(deng)電流:350mA±20mA,浮(fu)充電壓(ya):55.2-55.6V;

4、48V17Ah:恒流2.7A±0.2A,最高限壓:59.2V,轉燈電流:500mA±20mA,浮充(chong)電壓:55.2-55.6V;

5、48V20Ah:恒流(liu)3.0A±0.2A,最高限壓:59.2V,轉燈電流(liu):600mA±30mA,浮充電壓:55.2-55.6V;

6、48V28Ah:恒流4.5A±0.3A,最(zui)高限壓:59.2V,轉燈電(dian)流:800mA±50mA,浮充電(dian)壓:55.2-55.6V;

但用戶不可(ke)能僅僅在這個(ge)恒(heng)定(ding)溫(wen)度(du)下對電池(chi)進行(xing)充(chong)電,如(ru)果忽視溫(wen)度(du)對充(chong)電的影響,就(jiu)會發(fa)生(sheng)冬天(tian)電池(chi)欠充(chong)沒力,夏天(tian)電池(chi)過充(chong)被充(chong)鼓(gu)了的現(xian)象。我們(men)看(kan)看(kan)一個(ge)電池(chi)廠(chang)出示的溫(wen)度(du)補償參數:

溫度變(bian)化(hua)對(dui)恒壓值的調整(以10AH36V為(wei)例)   

溫(wen)度(du)    恒壓(ya)值(zhi)(zhi)  溫(wen)度(du)    恒壓(ya)值(zhi)(zhi)  備注

-10℃   46.29-47.02V    20℃    44.37-44.86V    25℃時,

36V電池組(zu)恒壓值(zhi)為44.40V,溫(wen)度±1℃,恒壓值(zhi)±54-72MV.

25℃時,

48V電(dian)池組恒壓值為(wei)59.20V,溫度±1℃,恒壓值±72-96MV.

-5℃    46.02-46.66V    25℃    44.10-44.50V   

0℃ 45.75-46.30V    30℃    43.83-44.14V   

5℃ 45.48-45.94V    35℃    43.56-43.78V   

10℃    45.21-45.48V    40℃    43.02-43.42V   

15℃    44.94-45.12V         

溫度(du)補償量的(de)(de)計算:溫度(du)每上(shang)升(sheng)或下降1°,每格電(dian)(dian)(dian)池的(de)(de)充電(dian)(dian)(dian)電(dian)(dian)(dian)壓要下降或上(shang)升(sheng)4MV。以36V電(dian)(dian)(dian)池組為(wei)例:由(you)3塊12V的(de)(de)電(dian)(dian)(dian)池組成(cheng),每塊電(dian)(dian)(dian)池由(you)6個2V的(de)(de)單個組成(cheng),溫度(du)上(shang)升(sheng)1°,那么(me)電(dian)(dian)(dian)池組的(de)(de)充電(dian)(dian)(dian)電(dian)(dian)(dian)壓就要下降:6格*4MV*3塊=72MV。

二、電池失水(shui)對充電參數的(de)影響(xiang)

上(shang)面出示的充電參數是(shi)以(yi)新電池為基準的,但電池用了一段時間(jian)以(yi)后,電池會(hui)失水,單只(zhi)電池的失水壽命≤90g, 

電池(chi)失水量達到7%左右,夏季易(yi)出(chu)現不轉燈現象;超(chao)過10%,則(ze)易(yi)出(chu)現充(chong)鼓。根(gen)據(ju)經驗值,以48V20AH超(chao)威(wei)電池(chi)為例,當電池(chi)用(yong)到快(kuai)一年的時候(hou),把充(chong)電參數作(zuo)如下調(diao)整(zheng),電池(chi)很少(shao)發生發熱被充(chong)鼓的現象:

1  對充電(dian)器的高壓(ya)值做調整(zheng),一般調整(zheng)到58.8v-59.0v

2  對轉燈電流調整到(dao)800ma-1000ma

3  對浮充電壓調整到56.5v(在300ma時電壓控(kong)制在55.3v左右)

4  對短路(lu)或(huo)自放電(dian)(dian)的電(dian)(dian)池,要(yao)把轉燈電(dian)(dian)流調(diao)大到1000--1200ma即可(ke)有(you)效轉燈,但(dan)浮充電(dian)(dian)壓要(yao)調(diao)高到57v,充電(dian)(dian)時間(jian)越長(chang)越好。

另(ling)外,再補充(chong)一(yi)點電(dian)(dian)池(chi)(chi)補水的(de)(de)知識:當電(dian)(dian)池(chi)(chi)用到一(yi)年半的(de)(de)時(shi)候,檢(jian)測電(dian)(dian)池(chi)(chi)組的(de)(de)平(ping)衡性,若電(dian)(dian)池(chi)(chi)是平(ping)衡的(de)(de),可以少量(liang)加水。若不平(ping)衡,加水可能會導致容(rong)量(liang)下降。

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