電池型號尺寸一般是多少
電(dian)(dian)(dian)池型號(hao)(hao)尺(chi)寸有很多,包(bao)括一號(hao)(hao)二號(hao)(hao)五號(hao)(hao)七號(hao)(hao)等(deng)等(deng),其中5號(hao)(hao)電(dian)(dian)(dian)池和(he)7號(hao)(hao)電(dian)(dian)(dian)池是生(sheng)活中最常見的(de)兩種電(dian)(dian)(dian)池。5號(hao)(hao)電(dian)(dian)(dian)池高49.0,直徑14.0,一般用于電(dian)(dian)(dian)子玩具或數碼(ma)設備。7號(hao)(hao)電(dian)(dian)(dian)池高44.0,直徑10.0,一般用戶遙控器。
常用電池的類型有哪些
1、干電池
干電(dian)(dian)池也叫錳(meng)鋅(xin)電(dian)(dian)池,所謂干電(dian)(dian)池是(shi)相對(dui)于伏打電(dian)(dian)池而(er)言(yan),所謂錳(meng)鋅(xin)是(shi)指(zhi)其原材料。針對(dui)其它材料的干電(dian)(dian)池如氧化銀電(dian)(dian)池,鎳鎘電(dian)(dian)池而(er)言(yan)。錳(meng)鋅(xin)電(dian)(dian)池的電(dian)(dian)壓是(shi)15V。干電(dian)(dian)池是(shi)消耗化學原料產(chan)生電(dian)(dian)能(neng)的,它的電(dian)(dian)壓不高(gao),所能(neng)產(chan)生的持續電(dian)(dian)流不能(neng)超過1安培,因此它在一些小電(dian)(dian)器中使(shi)用率較(jiao)高(gao)。
2、蓄電池
蓄電池是應用最廣泛的電池之一,它的正負極之間有2伏的電壓。蓄電池的好處是可以反復多次使用,不斷進行充放電。另外,由于它的內阻極小,所以可以提供很大的電流。用它給汽車的發動機供電,瞬時電流可達20多安培。蓄電池充電時能將電能貯存起來,放電時又把化學能轉化為電能。但是蓄電池存在記憶效應,在充放電過程中如果處理不當,會使得其服務壽命大大縮短,這個缺點導致這類電池品牌產品不能用于(yu)數碼設(she)備。
3、鋰電池
鋰(li)(li)(li)電(dian)(dian)(dian)池(chi)(chi)是指以鋰(li)(li)(li)為(wei)負極的(de)電(dian)(dian)(dian)池(chi)(chi)。按所用(yong)電(dian)(dian)(dian)解(jie)(jie)質(zhi)不(bu)同分為(wei)高溫(wen)熔融鹽鋰(li)(li)(li)電(dian)(dian)(dian)池(chi)(chi)、有(you)機電(dian)(dian)(dian)解(jie)(jie)質(zhi)鋰(li)(li)(li)電(dian)(dian)(dian)池(chi)(chi)、無機非水電(dian)(dian)(dian)解(jie)(jie)質(zhi)鋰(li)(li)(li)電(dian)(dian)(dian)池(chi)(chi)、固體電(dian)(dian)(dian)解(jie)(jie)質(zhi)鋰(li)(li)(li)電(dian)(dian)(dian)池(chi)(chi)、鋰(li)(li)(li)水電(dian)(dian)(dian)池(chi)(chi)這幾種類型。鋰(li)(li)(li)電(dian)(dian)(dian)池(chi)(chi)的(de)優(you)點是單體電(dian)(dian)(dian)池(chi)(chi)電(dian)(dian)(dian)壓高,比能量大,儲(chu)存壽命長(可達10年),高低溫(wen)性(xing)能好,可在(zai)-40~150℃使用(yong)。缺(que)點是價(jia)格昂貴,安全性(xing)不(bu)高。另外(wai)電(dian)(dian)(dian)壓滯后和安全問題(ti)尚待改(gai)善。
廢電池有什么危害
廢(fei)舊電池中的(de)金屬汞(gong)能(neng)(neng)溶(rong)(rong)解于(yu)脂肪,引(yin)發動物(wu)中樞(shu)神(shen)(shen)經(jing)疾病,致畸、致變、致癌甚至死亡。鎘使(shi)骨質軟化、骨骼變形,嚴(yan)重(zhong)時形成自然骨折,以致死亡。鋅的(de)鹽類使(shi)蛋白(bai)質沉淀,對皮膚(fu)黏膜有刺激作(zuo)用。鉛(qian)主要是(shi)導致貧(pin)血、神(shen)(shen)經(jing)功能(neng)(neng)失調和腎(shen)損傷,抑制(zhi)血紅蛋白(bai)的(de)合成代謝。鎳溶(rong)(rong)解于(yu)血液,會引(yin)起血管變異。錳會引(yin)起神(shen)(shen)經(jing)性功能(neng)(neng)障礙(ai),綜(zong)合性功能(neng)(neng)紊亂(luan),較重(zhong)者(zhe)出現(xian)精神(shen)(shen)癥狀。