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高倍率電池壽命及質量檢測方法介紹

高倍率電池壽命(ming)檢測(ce),高(gao)倍(bei)(bei)率電(dian)池(chi)(chi)質量檢測(ce)方法。高(gao)倍(bei)(bei)率電(dian)池(chi)(chi)被廣泛應用于(yu)高(gao)科技(ji)產品(pin),比如:航模無(wu)人機(ji)、智能機(ji)器人、工業用品(pin)等,所(suo)以高(gao)倍(bei)(bei)率電(dian)池(chi)(chi)也是(shi)(shi)要求高(gao)品(pin)質、高(gao)安全的(de)(de)一種產品(pin)。然而,很多消費者在使用時往往不清楚電(dian)池(chi)(chi)的(de)(de)性能和(he)檢測(ce)方法。質量好的(de)(de)電(dian)池(chi)(chi)的(de)(de)使用壽命(ming)大約是(shi)(shi)兩(liang)年到三(san)年左右,高(gao)倍(bei)(bei)率電(dian)池(chi)(chi)不耐用的(de)(de)表現就是(shi)(shi)耗電(dian)量快,充電(dian)時間減少(shao)。為了(le)保(bao)證高(gao)倍(bei)(bei)率電(dian)池(chi)(chi)安全使用,我們(men)理應做好電(dian)池(chi)(chi)防護(hu)。

高倍率(lv)電池質量的檢測方(fang)法

1、高倍率電(dian)池質量(liang)最快的檢測方法是測試內(nei)阻和最大放電(dian)電(dian)流(liu),質量(liang)好(hao)電(dian)池,內(nei)阻比較小,最大放電(dian)電(dian)流(liu)很大。采用20A量(liang)程的萬用表,直(zhi)接短接鋰電(dian)池的兩個電(dian)極,電(dian)流(liu)一般應在10A左右(you),甚至更高,而且能保持一段時(shi)間,相對(dui)穩定(ding)的就(jiu)是好(hao)電(dian)池。

2、外觀檢測(ce)。外觀的(de)豐滿程度,比如一個額定(ding)容量(liang)的(de)高倍率(lv)電(dian)池,體積偏大,做工比較(jiao)精(jing)細或者包裝比較(jiao)豐滿。

3、硬度(du)檢測。可(ke)以用手輕(qing)輕(qing)捏或者適度(du)捏取電(dian)(dian)池(chi)中間部分,硬度(du)適中,無(wu)柔軟擠壓感則證明(ming)電(dian)(dian)芯屬(shu)于比較優質(zhi)的(de)電(dian)(dian)芯。

4、重(zhong)量檢測。除去(qu)外包裝感知(zhi)一下電(dian)池重(zhong)量是否是比(bi)較沉,若厚重(zhong)則(ze)屬于優質(zhi)電(dian)芯。

5、在(zai)高倍率電(dian)池(chi)帶(dai)電(dian)工作(zuo)過程(cheng)中,持續放電(dian)10分(fen)鐘(zhong)左右(you)電(dian)池(chi)兩極若(ruo)不發燙,則證(zheng)明電(dian)池(chi)保護板(ban)系(xi)統完善,一般(ban)帶(dai)優(you)質保護板(ban)的電(dian)池(chi)質量均比普通(tong)電(dian)池(chi)好(hao)。

怎(zen)么檢測(ce)電池(chi)保護板的好壞?

電(dian)(dian)(dian)池(chi)保(bao)護板的(de)主要作用是對串聯電(dian)(dian)(dian)池(chi)組的(de)充(chong)放(fang)電(dian)(dian)(dian)保(bao)護;在充(chong)滿電(dian)(dian)(dian)時(shi)能保(bao)證各單體電(dian)(dian)(dian)池(chi)之間的(de)電(dian)(dian)(dian)壓(ya)差異小于設(she)定(ding)值(zhi)(一般±20mV),實現電(dian)(dian)(dian)池(chi)組各單體電(dian)(dian)(dian)池(chi)的(de)均(jun)充(chong),有效地改(gai)善了串聯充(chong)電(dian)(dian)(dian)方(fang)式下的(de)充(chong)電(dian)(dian)(dian)效果;同時(shi)檢測電(dian)(dian)(dian)池(chi)組中各個單體電(dian)(dian)(dian)池(chi)的(de)過壓(ya)、欠壓(ya)、過流、短(duan)路(lu)、過溫(wen)狀態,保(bao)護并(bing)延長電(dian)(dian)(dian)池(chi)使(shi)用壽(shou)命;欠壓(ya)保(bao)護使(shi)每(mei)一單節電(dian)(dian)(dian)池(chi)在放(fang)電(dian)(dian)(dian)使(shi)用時(shi)避免電(dian)(dian)(dian)池(chi)因(yin)過放(fang)電(dian)(dian)(dian)而損(sun)壞(huai)。

1、通(tong)過(guo)萬用表確定電池排(pai)線接線正確;

2、測量(liang)電(dian)壓正常(chang)后,將(jiang)排線插上保(bao)護板(ban),測量(liang)保(bao)護板(ban)B-和(he)P-之間的電(dian)阻,電(dian)阻是0,則說明他們之前暢通無(wu)阻,電(dian)池保(bao)護板(ban)是好的。

3、可通過接上B-線,測量B-和電(dian)(dian)池總(zong)正(zheng)極的(de)電(dian)(dian)壓(ya)和P-和電(dian)(dian)池總(zong)正(zheng)極的(de)電(dian)(dian)壓(ya)。電(dian)(dian)壓(ya)一(yi)致,說明(ming)保護板(ban)正(zheng)常,兩個電(dian)(dian)壓(ya)一(yi)致表(biao)示保護板(ban)正(zheng)常。如果P-通過大電(dian)(dian)流放電(dian)(dian),會有輕微壓(ya)降,保護板(ban)發熱(re)(50度左右),屬于正(zheng)常現(xian)象。

檢測(ce)高倍率電池是否達到(dao)規定的安全指標

1、大力(li)擠壓。將充滿電(dian)(dian)的(de)被測試電(dian)(dian)池(chi)放在試驗機的(de)測試平面上,然(ran)后用油壓缸施加(jia)13+1KN的(de)擠壓力(li),最后由直徑為32mm的(de)鋼棒平面擠壓電(dian)(dian)池(chi),如果電(dian)(dian)池(chi)可(ke)以承受最大壓力(li),而(er)且沒有發生爆炸和起火,則(ze)說明該電(dian)(dian)池(chi)產品合格。

2、重物(wu)撞擊。將(jiang)被(bei)測試(shi)電(dian)(dian)池充滿電(dian)(dian)后,放置(zhi)在試(shi)驗機(ji)的(de)測試(shi)平面上,將(jiang)直徑15.8mm的(de)鋼柱垂直置(zhi)于(yu)電(dian)(dian)池中心,將(jiang)重量(liang)9.1kg的(de)重物(wu)從610mm的(de)高(gao)度自由落到電(dian)(dian)池上方的(de)鋼柱上。電(dian)(dian)池不起火、不爆炸即說明OK。

3、過(guo)(guo)充(chong)測(ce)試(shi)。所謂過(guo)(guo)充(chong)測(ce)試(shi),其實(shi)就是(shi)測(ce)試(shi)高倍率電(dian)(dian)池(chi)的內部(bu)是(shi)否穩定(ding),方法很簡單,首先將電(dian)(dian)池(chi)用(yong)1C充(chong)滿電(dian)(dian),然后(hou)按(an)照3C過(guo)(guo)充(chong)10V進行過(guo)(guo)充(chong)試(shi)驗,當電(dian)(dian)池(chi)過(guo)(guo)充(chong)時(shi)(shi)電(dian)(dian)壓(ya)上(shang)(shang)升到一定(ding)電(dian)(dian)壓(ya)時(shi)(shi)穩定(ding)一段時(shi)(shi)間,接(jie)近一定(ding)時(shi)(shi)間時(shi)(shi)電(dian)(dian)池(chi)電(dian)(dian)壓(ya)快速上(shang)(shang)升,當上(shang)(shang)升至一定(ding)限度時(shi)(shi),電(dian)(dian)池(chi)高帽(mao)拉斷,電(dian)(dian)壓(ya)跌(die)至0V。在此過(guo)(guo)程中電(dian)(dian)池(chi)沒(mei)有(you)爆炸(zha)和(he)起火,那就說(shuo)明該電(dian)(dian)池(chi)是(shi)合(he)格產品。

以(yi)上就是(shi)關于“高(gao)倍(bei)率電(dian)(dian)池壽命檢測,高(gao)倍(bei)率電(dian)(dian)池質量檢測方法”的(de)(de)全(quan)(quan)部(bu)內(nei)容了。隨著(zhu)科(ke)技的(de)(de)進步(bu),技術得到革(ge)新,高(gao)倍(bei)率電(dian)(dian)池也進入到急速的(de)(de)發展,開始被應(ying)用在我們生(sheng)活的(de)(de)各(ge)個領(ling)域(yu)。高(gao)倍(bei)率電(dian)(dian)池生(sheng)產出(chu)來后,在到達(da)消費者(zhe)手中(zhong)之前(qian),還需要進行(xing)一系列(lie)檢測,以(yi)盡(jin)量保(bao)證電(dian)(dian)池的(de)(de)安(an)全(quan)(quan)性,降(jiang)低安(an)全(quan)(quan)隱(yin)患。

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