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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(wei)三段(duan)式和脈沖(chong)型兩類智能(neng)充電(dian)(dian)(dian)器(qi)模(mo)式,其(qi)中(zhong)三段(duan)式電(dian)(dian)(dian)池充電(dian)(dian)(dian)器(qi)充電(dian)(dian)(dian)方(fang)式占據了市場(chang)的絕大部分(fen)份額,由(you)于很多三段(duan)式電(dian)(dian)(dian)池充電(dian)(dian)(dian)器(qi)沒有增加(jia)溫度補償功能(neng),再加(jia)上電(dian)(dian)(dian)池在使用過程(cheng)中(zhong),一直(zhi)處于一個動態變化(hua)的過程(cheng)中(zhong),如果不適時調整(zheng)充電(dian)(dian)(dian)器(qi)參數,難免會(hui)發(fa)生充鼓電(dian)(dian)(dian)池的現(xian)象。

現在市面上的電動車充電器主要分(fen)為三(san)段式(shi)(shi)和脈沖型兩(liang)類充(chong)電(dian)(dian)模式(shi)(shi),其中(zhong)(zhong)三(san)段式(shi)(shi)充(chong)電(dian)(dian)器占據了市場的(de)絕大(da)部分(fen)份額,由于很多三(san)段式(shi)(shi)充(chong)電(dian)(dian)器沒有(you)增加(jia)溫度補償功能,再加(jia)上(shang)電(dian)(dian)池(chi)(chi)在(zai)(zai)使用(yong)過程中(zhong)(zhong),一直處于一個動態變(bian)化的(de)過程中(zhong)(zhong),如果不適時(shi)調整電(dian)(dian)池(chi)(chi)充(chong)電(dian)(dian)器參數,難免會發生充(chong)鼓電(dian)(dian)池(chi)(chi)的(de)現(xian)象。現(xian)在(zai)(zai)就三(san)段式(shi)(shi)充(chong)電(dian)(dian)器參數調整給(gei)大(da)家開個貼,希望對網友(you)特別是懂維修的(de)朋(peng)友(you)有(you)些幫助!

一(yi)、溫度(du)對充電參數的影響(xiang)

三段式常溫下的最佳(jia)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(xian)壓:44.4V,轉燈(deng)電流:300mA±20mA,浮充電壓:41.4-41.7V;

2、48V10-12Ah:恒流1.8A±0.1A,最高(gao)限壓:59.2V,轉燈(deng)電流:300mA±20mA,浮充電壓:55.2-55.6V;

3、48V14-16Ah:恒(heng)流2.0A±0.1A,最高限壓(ya):59.2V,轉燈電(dian)流:350mA±20mA,浮充(chong)電(dian)壓(ya):55.2-55.6V;

4、48V17Ah:恒(heng)流2.7A±0.2A,最高限壓(ya):59.2V,轉燈(deng)電(dian)流:500mA±20mA,浮充電(dian)壓(ya):55.2-55.6V;

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

6、48V28Ah:恒流(liu)4.5A±0.3A,最高(gao)限壓(ya):59.2V,轉燈電流(liu):800mA±50mA,浮充電壓(ya):55.2-55.6V;

但(dan)用戶(hu)不可能僅僅在(zai)這個(ge)恒定溫(wen)(wen)度下對(dui)電(dian)(dian)池(chi)進行充(chong)(chong)電(dian)(dian),如果(guo)忽視(shi)溫(wen)(wen)度對(dui)充(chong)(chong)電(dian)(dian)的影響,就會發生冬天電(dian)(dian)池(chi)欠充(chong)(chong)沒力,夏天電(dian)(dian)池(chi)過充(chong)(chong)被(bei)充(chong)(chong)鼓(gu)了的現象。我們看看一個(ge)電(dian)(dian)池(chi)廠出示的溫(wen)(wen)度補償參(can)數(shu):

溫度變化對恒壓(ya)值的調(diao)整(以10AH36V為例(li))   

溫度(du)(du)    恒(heng)壓(ya)值  溫度(du)(du)    恒(heng)壓(ya)值  備注

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

36V電池組恒壓(ya)值為44.40V,溫度(du)±1℃,恒壓(ya)值±54-72MV.

25℃時,

48V電(dian)池組恒壓值為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(wen)度補償(chang)量的計(ji)算:溫(wen)度每(mei)上(shang)升或(huo)下降1°,每(mei)格電(dian)池的充電(dian)電(dian)壓要下降或(huo)上(shang)升4MV。以36V電(dian)池組(zu)(zu)為例(li):由(you)3塊12V的電(dian)池組(zu)(zu)成(cheng),每(mei)塊電(dian)池由(you)6個2V的單(dan)個組(zu)(zu)成(cheng),溫(wen)度上(shang)升1°,那么電(dian)池組(zu)(zu)的充電(dian)電(dian)壓就(jiu)要下降:6格*4MV*3塊=72MV。

二(er)、電池失(shi)水對充電參數的影響

上面出示的(de)充電(dian)(dian)參數(shu)是以新電(dian)(dian)池為基準的(de),但電(dian)(dian)池用了一段時間(jian)以后,電(dian)(dian)池會失水,單只電(dian)(dian)池的(de)失水壽命(ming)≤90g, 

電(dian)池(chi)(chi)失水量達到7%左右,夏季易出現不轉燈現象(xiang);超過10%,則易出現充(chong)鼓。根據經驗值(zhi),以(yi)48V20AH超威電(dian)池(chi)(chi)為例,當電(dian)池(chi)(chi)用到快一年的時候(hou),把充(chong)電(dian)參(can)數(shu)作如下調整(zheng),電(dian)池(chi)(chi)很少(shao)發(fa)生發(fa)熱(re)被(bei)充(chong)鼓的現象(xiang):

1  對充電器的高壓值做調整,一般(ban)調整到58.8v-59.0v

2  對轉燈電(dian)流調整到800ma-1000ma

3  對浮充電壓調整(zheng)到56.5v(在300ma時電壓控制(zhi)在55.3v左右)

4  對短路或自放(fang)電(dian)的電(dian)池,要把轉(zhuan)燈電(dian)流調大(da)到1000--1200ma即可有效(xiao)轉(zhuan)燈,但(dan)浮充電(dian)壓(ya)要調高到57v,充電(dian)時間(jian)越(yue)長(chang)越(yue)好。

另(ling)外,再補充一(yi)點電(dian)(dian)池補水的(de)(de)知識:當電(dian)(dian)池用(yong)到一(yi)年半的(de)(de)時(shi)候,檢測電(dian)(dian)池組的(de)(de)平衡性,若電(dian)(dian)池是(shi)平衡的(de)(de),可以(yi)少量(liang)加(jia)水。若不平衡,加(jia)水可能會導致容量(liang)下降。

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