电动车电瓶亏电,电压低,充不进电,如何对电瓶进行大电流充电?
推荐回答(5个)
朋友,你电动车的电瓶亏电,电压低,冲不进电就表示你蓄电池老化了,或者的蓄电池里面缺电解液了。你可以先加注一些电解液后再使用充电器给它充电,不是使用电动车上面的充电器啊,用一般的恒流充电器充电达10个小时以上后再给蓄电池放电,快要放完电的时候又重新给它充电,这样反复几次就可以简单修复蓄电池了,如果是老化了的蓄电池这样可以再增加它的使用寿命的,还有你得检查一下你电动车上面的充电器是不是坏的,如果把充好电的蓄电池放到上面使用一段时间又不行了,那么就说明上面的充电器坏了,换了一个就可以了。如果你这样反复充电都不行那么就得换了蓄电池了。
说明电瓶车电池质量不好,
你的电瓶质量不好,容易把极板颠裂而损坏.
电动车用蓄电池的构造
电动车用蓄电池,必须具备以下条件:
◎ 高性能
◎ 耐震.耐冲击
◎ 寿命长
◎ 保养容易
由于玻璃纤维管式铅蓄电池是累积多次实验结果而制成,故具有多项优点。
1.极板
根据蓄电池容量选择适当规格极板及数量组合而成。于充放电时,两极活性物质随着体积的变化而反复膨胀与收缩。两极活性物质中,阴极板之海绵状铅的结合力较强,而阳极板之过氧化铅的结合力弱,因而在充放电之际,会徐徐脱落,此即为铅蓄电池寿命受到限制的原因。期使蓄电池使用期限延长,能耐震并耐冲击,则阳极板的改良即成当急要务。
玻璃纤维管式的阳极板: 此乃以玻璃纤维制的软管接在铅合金制的栉状格子(蕊金)上,在软管和蕊金间充填铅粉之后,将软管密封,使其发生变化,产生活性化物质,由于活性化物质不会脱落,与电解液接触亦良好,是一种非常好的极板材料。使用具有这种极板的蓄电池是电动车唯一的选择。编织式软管乃以9microm(μ)的玻璃纤维编成管袋状,弹性好,可耐膨胀或收缩,而且对电解液的渗透度也非常良好,此软管乃是最佳产品,长久以来,实用绩效良好.
糊状式极板: 就是将稀硫酸炼制之糊状铅粉涂覆在铅合金制的格子上,俟其 干燥后所形成之活性物质。这种方式一直被采用在铅蓄电池的阴极板上,同时亦使用在汽车,小货车的蓄电池阳极板上。
2.隔离板
能防止阴、阳极板间产生短路,但不会妨碍两极间离子的流通。而且经长时间使用,也不会劣化,或释放杂质。铅蓄电池一般都使用胶质隔离板。
3.电池外壳
耐酸性强,兼具机械性强度。电动车用的蓄电池外壳乃使用材质强韧之合成树脂经特殊处理制成,其机械性强度特别强,上盖亦使用相同材质,以热熔接着。
4.电解液
电解液比重以20℃的值为标准,电动车用的蓄电池完全充电时之电解液标准比重为1.280。
5.液口栓
液口栓的功能为排出充电时所产生的气体及补充纯水,测定比重。
遇到你所说的问题时,你最好把电瓶送专门维护修理店,因为:(一)你没有设备,电瓶是否能修复,需要检测,修复需要设备。(二)你没有时间,修复需要4~9天。(三)自己就是会修理但是给你带来不便,在修复的过程中你的电动车用不了了,而在修理店他提供一组电瓶给你使用,直到你的电瓶修好后。(四)价格方面,我本人去修理了一次,他们收费为70元,提供电瓶我使用了7天,我的电动车是48V的,修复的电瓶上修理店贴了他们的标签,有质保期90天。
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