BMS功能介绍及分析。1.电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)保(bao)(bao)护，和(he)PCM差(cha)不多(duo)，过(guo)充(chong)、过(guo)放、过(guo)温(wen)、过(guo)流(liu)，还有短路(lu)保(bao)(bao)护。像普通(tong)(tong)的(de)(de)(de)锂(li)锰电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)和(he)三(san)元锂(li)电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)，一(yi)旦检测到任何一(yi)节电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)电(dian)(dian)(dian)(dian)(dian)压超过(guo)4.2V或(huo)任何一(yi)节电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)电(dian)(dian)(dian)(dian)(dian)压低于3.0V系统就会(hui)自动切断充(chong)电(dian)(dian)(dian)(dian)(dian)或(huo)放电(dian)(dian)(dian)(dian)(dian)回(hui)路(lu)。如果(guo)电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)温(wen)度(du)超过(guo)电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)(de)工作温(wen)度(du)或(huo)电(dian)(dian)(dian)(dian)(dian)流(liu)大(da)(da)于电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)(de)放电(dian)(dian)(dian)(dian)(dian)电(dian)(dian)(dian)(dian)(dian)流(liu)，系统会(hui)自动切断电(dian)(dian)(dian)(dian)(dian)流(liu)通(tong)(tong)路(lu)，保(bao)(bao)障电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)和(he)系统安全。2.能量均衡(heng)，整个电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)包，由于很多(duo)节电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)串联，工作一(yi)定时间(jian)后，由于其电(dian)(dian)(dian)(dian)(dian)芯(xin)本身的(de)(de)(de)不一(yi)致性、工作温(wen)度(du)的(de)(de)(de)不一(yi)致性等(deng)原因的(de)(de)(de)影响，会(hui)表现出很大(da)(da)的(de)(de)(de)差(cha)异(yi)，对电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)(de)寿(shou)命(ming)(ming)和(he)系统的(de)(de)(de)使(shi)用有巨大(da)(da)的(de)(de)(de)影响，能量均衡(heng)就是弥补电(dian)(dian)(dian)(dian)(dian)芯(xin)个体(ti)之间(jian)的(de)(de)(de)差(cha)异(yi)去做一(yi)些(xie)主动或(huo)被(bei)动的(de)(de)(de)充(chong)电(dian)(dian)(dian)(dian)(dian)或(huo)放电(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)管理(li)，确保(bao)(bao)电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)(de)一(yi)致性，延长电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)(de)寿(shou)命(ming)(ming)。如果(guo)没(mei)有锂(li)电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)管理(li)系统BMS，电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)(de)充(chong)放电(dian)(dian)(dian)(dian)(dian)、使(shi)用寿(shou)命(ming)(ming)都会(hui)大(da)(da)打折扣。上海电(dian)(dian)(dian)(dian)(dian)动自行车锂(li)电(dian)(dian)(dian)(dian)(dian)池(chi)(chi)BMS特性

BMS三(san)大作(zuo)用(yong)(yong)。（1）温(wen)(wen)(wen)度(du)测(ce)(ce)量(liang)利用(yong)(yong)该电(dian)(dian)(dian)阻(zu)(zu)的(de)(de)特(te)性，可(ke)以(yi)测(ce)(ce)量(liang)以(yi)下三(san)个温(wen)(wen)(wen)度(du)范畴：电(dian)(dian)(dian)芯温(wen)(wen)(wen)度(du)：将NTC热敏(min)电(dian)(dian)(dian)阻(zu)(zu)放置在(zai)(zai)电(dian)(dian)(dian)芯之(zhi)间，实现(xian)(xian)(xian)电(dian)(dian)(dian)芯温(wen)(wen)(wen)度(du)的(de)(de)测(ce)(ce)量(liang)，需要(yao)(yao)考虑每个NTC所覆盖的(de)(de)电(dian)(dian)(dian)芯数量(liang)情(qing)(qing)况。功率(lv)温(wen)(wen)(wen)度(du)：将NTC热敏(min)电(dian)(dian)(dian)阻(zu)(zu)放置在(zai)(zai)MOS之(zhi)间，实现(xian)(xian)(xian)功率(lv)温(wen)(wen)(wen)度(du)的(de)(de)测(ce)(ce)量(liang)，需要(yao)(yao)在(zai)(zai)安(an)装(zhuang)时(shi)确保NTC要(yao)(yao)与MOS器(qi)件紧密接触。环境(jing)温(wen)(wen)(wen)度(du)：将NTC热敏(min)电(dian)(dian)(dian)阻(zu)(zu)放置在(zai)(zai)BMS板上(shang)，实现(xian)(xian)(xian)环境(jing)温(wen)(wen)(wen)度(du)的(de)(de)测(ce)(ce)量(liang)，要(yao)(yao)求(qiu)安(an)装(zhuang)位置远离(li)功率(lv)器(qi)件。（2）温(wen)(wen)(wen)度(du)补偿大部分元器(qi)件的(de)(de)电(dian)(dian)(dian)阻(zu)(zu)都(dou)会随着(zhe)温(wen)(wen)(wen)度(du)上(shang)升而增大，此时(shi)需要(yao)(yao)用(yong)(yong)NTC进(jin)行补偿，抵消温(wen)(wen)(wen)度(du)造成(cheng)的(de)(de)误差情(qing)(qing)况。（3）抑制(zhi)浪(lang)(lang)涌电(dian)(dian)(dian)流浪(lang)(lang)涌（electricalsurge），也(ye)叫突波，即瞬(shun)间出(chu)现(xian)(xian)(xian)超出(chu)稳定值(zhi)的(de)(de)峰值(zhi)，包括浪(lang)(lang)涌电(dian)(dian)(dian)压和(he)浪(lang)(lang)涌电(dian)(dian)(dian)流。电(dian)(dian)(dian)子电(dian)(dian)(dian)路(lu)在(zai)(zai)开机(ji)时(shi)会产生较大的(de)(de)浪(lang)(lang)涌电(dian)(dian)(dian)流，容易对元器(qi)件造成(cheng)损(sun)坏，使用(yong)(yong)NTC可(ke)以(yi)防止(zhi)这(zhei)种情(qing)(qing)况的(de)(de)产生，保证(zheng)电(dian)(dian)(dian)路(lu)正常工作(zuo)。而对于浪(lang)(lang)涌的(de)(de)保护就需要(yao)(yao)用(yong)(yong)到TVS。苏州磷酸铁锂(li)电(dian)(dian)(dian)池(chi)BMS维护锂(li)电(dian)(dian)(dian)池(chi)BMS提高电(dian)(dian)(dian)池(chi)的(de)(de)利用(yong)(yong)率(lv)，防止(zhi)电(dian)(dian)(dian)池(chi)出(chu)现(xian)(xian)(xian)过度(du)充电(dian)(dian)(dian)和(he)过度(du)放电(dian)(dian)(dian)，增加电(dian)(dian)(dian)池(chi)的(de)(de)使用(yong)(yong)寿命，监管电(dian)(dian)(dian)池(chi)的(de)(de)状态。

锂电(dian)池(chi)(chi)BMS（BatteryManagementSystem）是(shi)一种用(yong)于管理和(he)(he)(he)保护锂电(dian)池(chi)(chi)的系统。它(ta)(ta)主要由硬件和(he)(he)(he)软件两部(bu)分(fen)(fen)组成，可以监(jian)(jian)(jian)测电(dian)池(chi)(chi)的状态、控制充放(fang)电(dian)过程，并提供保护功能，以确(que)保电(dian)池(chi)(chi)的安全和(he)(he)(he)性能。首(shou)先，BMS的硬件部(bu)分(fen)(fen)包括(kuo)电(dian)池(chi)(chi)管理芯片、电(dian)流传(chuan)感(gan)器、电(dian)压传(chuan)感(gan)器、温(wen)度传(chuan)感(gan)器等。电(dian)池(chi)(chi)管理芯片是(shi)BMS的关键部(bu)件，它(ta)(ta)可以实时(shi)监(jian)(jian)(jian)测电(dian)池(chi)(chi)的电(dian)压、电(dian)流和(he)(he)(he)温(wen)度等参(can)数(shu)，并将这些数(shu)据传(chuan)输给控制器。电(dian)流传(chuan)感(gan)器和(he)(he)(he)电(dian)压传(chuan)感(gan)器用(yong)于测量电(dian)池(chi)(chi)的充放(fang)电(dian)电(dian)流和(he)(he)(he)电(dian)压，而温(wen)度传(chuan)感(gan)器则用(yong)于监(jian)(jian)(jian)测电(dian)池(chi)(chi)的温(wen)度变(bian)化。

锂(li)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)BMS系(xi)(xi)统(tong)(tong)(tong)(tong)。随着电(dian)(dian)(dian)动汽车(che)、储能(neng)系(xi)(xi)统(tong)(tong)(tong)(tong)等(deng)领域(yu)的(de)(de)快速发展，锂(li)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)作(zuo)为(wei)一种高(gao)能(neng)量(liang)密度(du)、长(zhang)(zhang)寿命(ming)、环保(bao)的(de)(de)能(neng)源储存设(she)备，得到了广泛(fan)应(ying)用。而(er)锂(li)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)管(guan)理(li)(li)系(xi)(xi)统(tong)(tong)(tong)(tong)（BatteryManagementSystem，简(jian)称(cheng)BMS）作(zuo)为(wei)锂(li)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)的(de)(de)关键(jian)控(kong)(kong)制系(xi)(xi)统(tong)(tong)(tong)(tong)，起着监(jian)(jian)测、保(bao)护和(he)(he)管(guan)理(li)(li)锂(li)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)的(de)(de)重要(yao)作(zuo)用。本(ben)文将对锂(li)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)BMS系(xi)(xi)统(tong)(tong)(tong)(tong)进(jin)行(xing)(xing)(xing)详细介绍。锂(li)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)BMS系(xi)(xi)统(tong)(tong)(tong)(tong)的(de)(de)功能(neng)：1.电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)状态监(jian)(jian)测：BMS系(xi)(xi)统(tong)(tong)(tong)(tong)可(ke)以(yi)实时(shi)(shi)监(jian)(jian)测电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)的(de)(de)电(dian)(dian)(dian)压(ya)、电(dian)(dian)(dian)流(liu)、温(wen)度(du)等(deng)参(can)数，以(yi)及(ji)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)的(de)(de)SOC（StateofCharge，电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)的(de)(de)充电(dian)(dian)(dian)状态）和(he)(he)SOH（StateofHealth，电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)的(de)(de)健康状态）等(deng)信息，确(que)保(bao)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)的(de)(de)正常(chang)工作(zuo)。2.电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)保(bao)护：BMS系(xi)(xi)统(tong)(tong)(tong)(tong)可(ke)以(yi)对电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)进(jin)行(xing)(xing)(xing)过(guo)充、过(guo)放、过(guo)流(liu)、短路等(deng)保(bao)护，防(fang)止电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)发生故(gu)(gu)障或损坏(huai)。3.温(wen)度(du)管(guan)理(li)(li)：BMS系(xi)(xi)统(tong)(tong)(tong)(tong)可(ke)以(yi)监(jian)(jian)测电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)的(de)(de)温(wen)度(du)，并根据(ju)温(wen)度(du)变化进(jin)行(xing)(xing)(xing)控(kong)(kong)制，防(fang)止电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)过(guo)热或过(guo)冷。4.均(jun)衡管(guan)理(li)(li)：由于(yu)锂(li)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)组(zu)中的(de)(de)每(mei)个(ge)单体(ti)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)之间存在(zai)差异，BMS系(xi)(xi)统(tong)(tong)(tong)(tong)可(ke)以(yi)对电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)组(zu)进(jin)行(xing)(xing)(xing)均(jun)衡管(guan)理(li)(li)，使每(mei)个(ge)单体(ti)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)的(de)(de)电(dian)(dian)(dian)压(ya)保(bao)持一致，延长(zhang)(zhang)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)组(zu)的(de)(de)寿命(ming)。5.故(gu)(gu)障诊(zhen)断(duan)：BMS系(xi)(xi)统(tong)(tong)(tong)(tong)可(ke)以(yi)对电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)组(zu)进(jin)行(xing)(xing)(xing)故(gu)(gu)障诊(zhen)断(duan)，及(ji)时(shi)(shi)发现(xian)(xian)和(he)(he)排(pai)除故(gu)(gu)障，提高(gao)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)组(zu)的(de)(de)可(ke)靠性和(he)(he)安全性。6.数据(ju)记(ji)录(lu)和(he)(he)通(tong)信：BMS系(xi)(xi)统(tong)(tong)(tong)(tong)可(ke)以(yi)记(ji)录(lu)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)的(de)(de)工作(zuo)数据(ju)，并通(tong)过(guo)通(tong)信接口(kou)与(yu)外部(bu)设(she)备进(jin)行(xing)(xing)(xing)数据(ju)交(jiao)换，实现(xian)(xian)对电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)的(de)(de)远程监(jian)(jian)控(kong)(kong)和(he)(he)管(guan)理(li)(li)。锂(li)电(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)BMS为(wei)什(shen)么很(hen)重要(yao)？

对(dui)于锂电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)BMS来(lai)说，电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)状(zhuang)(zhuang)态(tai)监(jian)(jian)测(ce)功能非常(chang)重要(yao)，它可(ke)以(yi)帮助用户了(le)解电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)实时(shi)工作状(zhuang)(zhuang)态(tai)，及时(shi)发(fa)现(xian)(xian)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)异常(chang)情(qing)况(kuang)，并(bing)(bing)采(cai)(cai)取(qu)相应(ying)的(de)(de)(de)(de)(de)措(cuo)施(shi)(shi)，以(yi)保证电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)安(an)(an)(an)(an)全(quan)(quan)(quan)(quan)和(he)(he)(he)可(ke)靠性(xing)。首先，电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)是(shi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)状(zhuang)(zhuang)态(tai)监(jian)(jian)测(ce)的(de)(de)(de)(de)(de)基本参(can)数之(zhi)一(yi)。通过(guo)(guo)(guo)监(jian)(jian)测(ce)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)的(de)(de)(de)(de)(de)变化(hua)，可(ke)以(yi)了(le)解电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)充放电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)状(zhuang)(zhuang)态(tai)。当电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)过(guo)(guo)(guo)高(gao)或(huo)过(guo)(guo)(guo)低时(shi)，可(ke)能会导致电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)过(guo)(guo)(guo)充或(huo)过(guo)(guo)(guo)放，从(cong)而影(ying)(ying)响(xiang)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)寿(shou)命(ming)和(he)(he)(he)安(an)(an)(an)(an)全(quan)(quan)(quan)(quan)性(xing)。因(yin)(yin)此，通过(guo)(guo)(guo)监(jian)(jian)测(ce)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)，可(ke)以(yi)及时(shi)发(fa)现(xian)(xian)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)异常(chang)情(qing)况(kuang)，并(bing)(bing)采(cai)(cai)取(qu)相应(ying)的(de)(de)(de)(de)(de)措(cuo)施(shi)(shi)，以(yi)保护(hu)(hu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)安(an)(an)(an)(an)全(quan)(quan)(quan)(quan)。其次，电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)也是(shi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)状(zhuang)(zhuang)态(tai)监(jian)(jian)测(ce)的(de)(de)(de)(de)(de)重要(yao)参(can)数之(zhi)一(yi)。通过(guo)(guo)(guo)监(jian)(jian)测(ce)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)的(de)(de)(de)(de)(de)变化(hua)，可(ke)以(yi)了(le)解电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)充放电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)速度和(he)(he)(he)功率(lv)。当电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)过(guo)(guo)(guo)大(da)或(huo)过(guo)(guo)(guo)小时(shi)，可(ke)能会导致电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)过(guo)(guo)(guo)充或(huo)过(guo)(guo)(guo)放，从(cong)而影(ying)(ying)响(xiang)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)寿(shou)命(ming)和(he)(he)(he)安(an)(an)(an)(an)全(quan)(quan)(quan)(quan)性(xing)。因(yin)(yin)此，通过(guo)(guo)(guo)监(jian)(jian)测(ce)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)，可(ke)以(yi)及时(shi)发(fa)现(xian)(xian)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)异常(chang)情(qing)况(kuang)，并(bing)(bing)采(cai)(cai)取(qu)相应(ying)的(de)(de)(de)(de)(de)措(cuo)施(shi)(shi)，以(yi)保护(hu)(hu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)安(an)(an)(an)(an)全(quan)(quan)(quan)(quan)。此外，电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)温度也是(shi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)状(zhuang)(zhuang)态(tai)监(jian)(jian)测(ce)的(de)(de)(de)(de)(de)重要(yao)参(can)数之(zhi)一(yi)。通过(guo)(guo)(guo)监(jian)(jian)测(ce)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)温度的(de)(de)(de)(de)(de)变化(hua)，可(ke)以(yi)了(le)解电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)工作温度和(he)(he)(he)热量产(chan)生情(qing)况(kuang)。当电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)温度过(guo)(guo)(guo)高(gao)时(shi)，可(ke)能会导致电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)过(guo)(guo)(guo)热，从(cong)而影(ying)(ying)响(xiang)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)寿(shou)命(ming)和(he)(he)(he)安(an)(an)(an)(an)全(quan)(quan)(quan)(quan)性(xing)。因(yin)(yin)此，通过(guo)(guo)(guo)监(jian)(jian)测(ce)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)温度，可(ke)以(yi)及时(shi)发(fa)现(xian)(xian)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)过(guo)(guo)(guo)热情(qing)况(kuang)，并(bing)(bing)采(cai)(cai)取(qu)相应(ying)的(de)(de)(de)(de)(de)措(cuo)施(shi)(shi)，以(yi)保护(hu)(hu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)安(an)(an)(an)(an)全(quan)(quan)(quan)(quan)。从(cong)芯(xin)片方(fang)案来(lai)看，便携锂电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)BMS主流(liu)(liu)组成架(jia)构是(shi)前端芯(xin)片配合MCU方(fang)案和(he)(he)(he)硬件保护(hu)(hu)芯(xin)片方(fang)案。上海电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)动自行(xing)车锂电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)BMS特性(xing)

储能锂(li)电池BMS功能要求(qiu)有哪些?上海(hai)电动自行车锂(li)电池BMS特性

锂电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)BMS主要由(you)以(yi)下几个(ge)(ge)组(zu)(zu)成部分组(zu)(zu)成：1.电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)监测(ce)(ce)单(dan)元(yuan)（CellMonitoringUnit，CMU）：CMU是BMS的(de)核i心(xin)部分，负责监测(ce)(ce)每(mei)个(ge)(ge)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)单(dan)体(ti)(ti)的(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压、温(wen)度和(he)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)流等参(can)数(shu)。CMU通常由(you)多(duo)个(ge)(ge)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压测(ce)(ce)量电(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)、温(wen)度传(chuan)感(gan)器(qi)和(he)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)流传(chuan)感(gan)器(qi)组(zu)(zu)成，可以(yi)实时监测(ce)(ce)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)的(de)状态(tai)。2.电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)均(jun)衡单(dan)元(yuan)（CellBalancingUnit，CBU）：CBU用于均(jun)衡电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)单(dan)体(ti)(ti)之间的(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷，以(yi)确保(bao)每(mei)个(ge)(ge)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)单(dan)体(ti)(ti)的(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压保(bao)持在合(he)适的(de)范(fan)围内。CBU通常由(you)多(duo)个(ge)(ge)均(jun)衡电(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)和(he)开关组(zu)(zu)成，可以(yi)将电(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷从电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压较高的(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)单(dan)体(ti)(ti)转移到电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压较低(di)的(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)单(dan)体(ti)(ti)上。3.电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)保(bao)护单(dan)元(yuan)（CellProtectionUnit，CPU）：CPU用于保(bao)护电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)免(mian)受(shou)过充、过放、过流和(he)短路(lu)等异常情况的(de)影响。CPU通常由(you)多(duo)个(ge)(ge)保(bao)护电(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)和(he)开关组(zu)(zu)成，可以(yi)监测(ce)(ce)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)的(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压、温(wen)度和(he)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)流等参(can)数(shu)，并(bing)在出现(xian)异常情况时切断电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)的(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源。上海电(dian)(dian)(dian)(dian)(dian)(dian)(dian)动自行车锂电(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)BMS特性

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