锂铁(tie)(tie)电(dian)池的优点有哪些？1、锂铁(tie)(tie)电(dian)池的标(biao)称电(dian)压3.2V(稳定放电(dian)平台)，终(zhong)(zhong)止充电(dian)电(dian)压3.6V，终(zhong)(zhong)止放电(dian)电(dian)压2.0V。2、比容量大，输出效率高：标(biao)准放电(dian)2~5C，连续大电(dian)流放电(dian)可达10C，瞬时脉冲放电(dian)(10S)可达20C。3、工作温(wen)度范围(wei)宽(kuan)，为(wei)-20℃-
2022-08-10
聚(ju)(ju)合物(wu)锂电(dian)(dian)(dian)(dian)池(chi)(chi)是1999年大量进入市场的(de)新一代电(dian)(dian)(dian)(dian)池(chi)(chi)。聚(ju)(ju)合物(wu)锂电(dian)(dian)(dian)(dian)池(chi)(chi)与锂离子电(dian)(dian)(dian)(dian)池(chi)(chi)基本相同，不同的(de)是电(dian)(dian)(dian)(dian)解(jie)质，其是固体聚(ju)(ju)合物(wu)而不是液体电(dian)(dian)(dian)(dian)解(jie)质。聚(ju)(ju)合物(wu)电(dian)(dian)(dian)(dian)解(jie)质材料主要(yao)是聚(ju)(ju)合物(wu)(如聚(ju)(ju)乙烯)的(de)氧化物(wu)作为固定溶(rong)剂的(de)溶(rong)液组成的(de)普通薄膜。聚(ju)(ju)合物(wu)锂电(dian)(dian)(dian)(dian)池(chi)(chi)的(de)优(you)点：1、可(ke)定制(zhi)任何(he)形
2022-08-09
普通(tong)锂(li)离(li)(li)(li)子电(dian)(dian)池俗(su)称“锂(li)电(dian)(dian)池”，是(shi)一(yi)种(zhong)综合性(xing)能良好的电(dian)(dian)池系(xi)统。锂(li)离(li)(li)(li)子电(dian)(dian)池的负极是(shi)碳材料，如石(shi)墨。正极为(wei)含锂(li)的过渡金(jin)属(shu)氧(yang)化物，如LiMn2O4。锂(li)离(li)(li)(li)子电(dian)(dian)池具有以下几点(dian)优点(dian)：1、工作电(dian)(dian)压(ya)高。锂(li)离(li)(li)(li)子电(dian)(dian)池工作电(dian)(dian)压(ya)为(wei)3.6V，是(shi)镍镉(ge)电(dian)(dian)池和镍氢电(dian)(dian)池工作电(dian)(dian)压(ya)的3倍。
2022-08-09
锂(li)(li)电(dian)池(chi)与(yu)镍(nie)(nie)氢(qing)电(dian)池(chi)的(de)(de)比(bi)较1、体积：可(ke)充电(dian)锂(li)(li)电(dian)池(chi)比(bi)普通的(de)(de)镍(nie)(nie)镉(ge)/镍(nie)(nie)氢(qing)电(dian)池(chi)的(de)(de)体积更小(相对)、更轻、自放电(dian)低、无记忆(yi)效(xiao)应的(de)(de)优点，在许(xu)多新(xin)型(xing)移(yi)动(dong)设备(bei)中得到了广泛的(de)(de)应用，如手机、笔记本电(dian)脑、pda等移(yi)动(dong)设备(bei)的(de)(de)电(dian)池(chi)已经逐渐被锂(li)(li)电(dian)池(chi)所取代。镍(nie)(nie)氢(qing)电(dian)池(chi)的(de)(de)记忆(yi)效(xiao)果不是(shi)很明
2022-08-08
锂离(li)子电(dian)(dian)池SEI膜(mo)的(de)(de)形成是碳负极(ji)与(yu)电(dian)(dian)解质相互作(zuo)用的(de)(de)结(jie)果，其稳(wen)定性取决于电(dian)(dian)极(ji)和电(dian)(dian)解质的(de)(de)性质。SEI薄(bo)(bo)膜(mo)并不(bu)是简单地沉积在电(dian)(dian)极(ji)表(biao)面，而是膜(mo)组分在结(jie)构上(shang)与(yu)电(dian)(dian)极(ji)界(jie)(jie)面上(shang)的(de)(de)原(yuan)子或基团有(you)关，这是实现(xian)SEI薄(bo)(bo)膜(mo)组分的(de)(de)稳(wen)定性所必需(xu)的(de)(de)，以保证碳负极(ji)弱氧化后形成的(de)(de)不(bu)规(gui)则界(jie)(jie)
2022-08-08
锂(li)电池外壳(qiao)焊接工艺(yi)及要求1、锂(li)电池外壳(qiao)的封装连接一般采(cai)用超(chao)声波(bo)塑(su)料焊接方法。2、焊接原理：利用超(chao)声波(bo)的高(gao)频(pin)振(zhen)荡使(shi)上下壳(qiao)体之间产生(sheng)摩(mo)擦，局部(bu)(bu)温度升高(gao)产生(sheng)高(gao)热(re)量，两个(ge)橡胶部(bu)(bu)件之间会产生(sheng)材料“塑(su)性流(liu)动(dong)”，在压力下固化，并形成熔合(he)。3、选择合(he)适的超(chao)声波(bo)焊接机
2022-08-05
1、锂(li)电(dian)池的超(chao)声波金(jin)属(shu)点(dian)焊(han)由于锂(li)电(dian)池电(dian)芯正极耳(er)是铝(lv)带，不能(neng)直接锡焊(han)，需要加镍带，通常采用超(chao)声波金(jin)属(shu)点(dian)焊(han)方法。利用超(chao)声波高(gao)频振荡使两块金(jin)属(shu)片局(ju)部摩擦(ca)产生高(gao)热(re)量，并(bing)将(jiang)其熔合连接起来。频率为20K~35KHZ，时(shi)间约0.3/ s。金(jin)属(shu)超(chao)声波焊(han)机注(zhu)意选(xuan)择合适
2022-08-05
锂电(dian)(dian)池(chi)比(bi)(bi)镍(nie)(nie)(nie)氢(qing)电(dian)(dian)池(chi)更(geng)适合用于(yu)手(shou)机(ji)，但在数码相(xiang)机(ji)的使(shi)(shi)(shi)用中(zhong)，由于(yu)对电(dian)(dian)流的需求相(xiang)当大，而(er)且(qie)数码相(xiang)机(ji)的功耗远远大于(yu)手(shou)机(ji)，所(suo)以使(shi)(shi)(shi)用镍(nie)(nie)(nie)氢(qing)电(dian)(dian)池(chi)会更(geng)好一些。镍(nie)(nie)(nie)氢(qing)电(dian)(dian)池(chi)是氢(qing)离(li)子和金属镍(nie)(nie)(nie)合成的，功率储备比(bi)(bi)镍(nie)(nie)(nie)镉电(dian)(dian)池(chi)多(duo)30%，比(bi)(bi)镍(nie)(nie)(nie)镉电(dian)(dian)池(chi)轻，使(shi)(shi)(shi)用寿命更(geng)长，且(qie)无污染、无记忆(yi)效应。但
2022-08-04
锂(li)离(li)(li)(li)(li)子(zi)(zi)(zi)电(dian)(dian)池(chi)以(yi)锂(li)化合物为正极，在充(chong)放电(dian)(dian)过程中，没有金属锂(li)，只(zhi)有锂(li)离(li)(li)(li)(li)子(zi)(zi)(zi)，这就是锂(li)离(li)(li)(li)(li)子(zi)(zi)(zi)电(dian)(dian)池(chi)。当电(dian)(dian)池(chi)充(chong)电(dian)(dian)时，锂(li)离(li)(li)(li)(li)子(zi)(zi)(zi)在电(dian)(dian)池(chi)的(de)(de)(de)正极上(shang)产(chan)生(sheng)(sheng)，产(chan)生(sheng)(sheng)的(de)(de)(de)锂(li)离(li)(li)(li)(li)子(zi)(zi)(zi)通(tong)过电(dian)(dian)解液移动(dong)到负极。当锂(li)电(dian)(dian)池(chi)在充(chong)电(dian)(dian)时，锂(li)离(li)(li)(li)(li)子(zi)(zi)(zi)在电(dian)(dian)池(chi)的(de)(de)(de)正极上(shang)产(chan)生(sheng)(sheng)，产(chan)生(sheng)(sheng)的(de)(de)(de)锂(li)离(li)(li)(li)(li)子(zi)(zi)(zi)通(tong)过电(dian)(dian)解液移动(dong)到负极。作为负极的(de)(de)(de)碳(tan)
2022-08-04
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