鎳氫電池組充電器
實用新型涉及電池充電裝置,包括外殼及內部的電源電路、熔斷絲、散熱裝置及線路板,在外殼面板上設有開關及顯示器,其中線路板由放電回路、充電回路、溫度保護回路、定時控制回路、記憶修復回路、強制充電回路組成,顯示器中設電源、放電、充電、充滿四個指示燈,外殼面板上還設有強制充電按鈕和記憶修復按鈕。本實用新型實現全自動先放后充、能夠恢復衰退容量,特別適合作為一種中功率鎘鎳電池組充電器。
近年來市場上出售的松下M9000攝像機電池,多數都是生產商用十節鎳氫電池串接組裝的,標稱12V 1.8Ah或12V 2.1Ah多種,但這種電池用攝像機原配充電器充電時電池會出現過熱(溫度會超過50℃),頻繁充電造成電池組過熱導致電解質快速分解揮發,使用壽命未到即造成電池組報廢,也經常出現充電后電量不足。
原充電器標(biao)稱充電(dian)(dian)(dian)(dian)(dian)指標(biao)12V或14V電(dian)(dian)(dian)(dian)(dian)壓(ya)1.5A電(dian)(dian)(dian)(dian)(dian)流,只(zhi)適(shi)用(yong)于免維護鉛蓄電(dian)(dian)(dian)(dian)(dian)池(chi)充電(dian)(dian)(dian)(dian)(dian),對鎳(nie)氫電(dian)(dian)(dian)(dian)(dian)池(chi)組(zu)(zu)充電(dian)(dian)(dian)(dian)(dian)不適(shi)用(yong),其原(yuan)因(yin)是電(dian)(dian)(dian)(dian)(dian)流過大、電(dian)(dian)(dian)(dian)(dian)壓(ya)偏低(di)。這里介(jie)紹一種(zhong)我去年制作的充電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)路(lu),一年來一直使用(yong)良好,專門供(gong)幾種(zhong)攝像機(ji)的鎳(nie)氫電(dian)(dian)(dian)(dian)(dian)池(chi)組(zu)(zu)充電(dian)(dian)(dian)(dian)(dian)。充電(dian)(dian)(dian)(dian)(dian)數據:電(dian)(dian)(dian)(dian)(dian)池(chi)組(zu)(zu)電(dian)(dian)(dian)(dian)(dian)流容(rong)量跟(gen)充電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)流的比(bi)為(wei)10∶2,電(dian)(dian)(dian)(dian)(dian)池(chi)組(zu)(zu)電(dian)(dian)(dian)(dian)(dian)壓(ya)跟(gen)充電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)壓(ya)的比(bi)為(wei)1∶1.5左(zuo)右(you),充電(dian)(dian)(dian)(dian)(dian)時間為(wei)5小時,電(dian)(dian)(dian)(dian)(dian)量足,電(dian)(dian)(dian)(dian)(dian)池(chi)亦(yi)無發熱現象。
本(ben)文摘自(zi)于全球電(dian)池網