電池型號尺寸一般是多少
電(dian)池(chi)型號(hao)(hao)(hao)尺寸有很(hen)多,包括一號(hao)(hao)(hao)二(er)號(hao)(hao)(hao)五號(hao)(hao)(hao)七號(hao)(hao)(hao)等等,其中(zhong)5號(hao)(hao)(hao)電(dian)池(chi)和7號(hao)(hao)(hao)電(dian)池(chi)是生活(huo)中(zhong)最常見的兩種電(dian)池(chi)。5號(hao)(hao)(hao)電(dian)池(chi)高(gao)49.0,直(zhi)徑14.0,一般用(yong)于(yu)電(dian)子玩具或數(shu)碼設備(bei)。7號(hao)(hao)(hao)電(dian)池(chi)高(gao)44.0,直(zhi)徑10.0,一般用(yong)戶遙控(kong)器。
常用電池的類型有哪些
1、干電池
干電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)也(ye)叫錳鋅電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi),所(suo)謂干電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)是(shi)相(xiang)對(dui)于伏打電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)而言,所(suo)謂錳鋅是(shi)指其(qi)原(yuan)材(cai)料。針對(dui)其(qi)它(ta)材(cai)料的(de)干電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)如氧化銀電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi),鎳鎘電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)而言。錳鋅電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)電(dian)(dian)(dian)(dian)壓是(shi)15V。干電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)是(shi)消耗(hao)化學原(yuan)料產生電(dian)(dian)(dian)(dian)能的(de),它(ta)的(de)電(dian)(dian)(dian)(dian)壓不(bu)高(gao),所(suo)能產生的(de)持續電(dian)(dian)(dian)(dian)流(liu)不(bu)能超過1安培,因此它(ta)在(zai)一些小(xiao)電(dian)(dian)(dian)(dian)器中使(shi)用(yong)率較高(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(shu)碼設備。
3、鋰電池
鋰(li)(li)(li)電(dian)(dian)(dian)池(chi)是指以鋰(li)(li)(li)為負(fu)極的電(dian)(dian)(dian)池(chi)。按所用電(dian)(dian)(dian)解(jie)質(zhi)不(bu)同(tong)分為高(gao)(gao)溫熔融鹽鋰(li)(li)(li)電(dian)(dian)(dian)池(chi)、有機(ji)電(dian)(dian)(dian)解(jie)質(zhi)鋰(li)(li)(li)電(dian)(dian)(dian)池(chi)、無機(ji)非水(shui)(shui)電(dian)(dian)(dian)解(jie)質(zhi)鋰(li)(li)(li)電(dian)(dian)(dian)池(chi)、固體電(dian)(dian)(dian)解(jie)質(zhi)鋰(li)(li)(li)電(dian)(dian)(dian)池(chi)、鋰(li)(li)(li)水(shui)(shui)電(dian)(dian)(dian)池(chi)這幾種類型。鋰(li)(li)(li)電(dian)(dian)(dian)池(chi)的優(you)點是單體電(dian)(dian)(dian)池(chi)電(dian)(dian)(dian)壓高(gao)(gao),比(bi)能(neng)量(liang)大,儲存壽(shou)命長(可(ke)達10年),高(gao)(gao)低溫性能(neng)好,可(ke)在-40~150℃使用。缺點是價格昂(ang)貴,安(an)全(quan)性不(bu)高(gao)(gao)。另外電(dian)(dian)(dian)壓滯(zhi)后和安(an)全(quan)問題尚待改善。
廢電池有什么危害
廢舊電池(chi)中的(de)金(jin)屬汞能溶解(jie)(jie)于脂肪,引(yin)(yin)發動物中樞神(shen)經(jing)疾病,致畸、致變、致癌(ai)甚至(zhi)死(si)亡。鎘使骨(gu)質軟化(hua)、骨(gu)骼變形(xing),嚴重時形(xing)成自然骨(gu)折(zhe),以致死(si)亡。鋅的(de)鹽類使蛋白(bai)質沉(chen)淀,對皮膚黏膜有刺激作用(yong)。鉛主(zhu)要是導致貧血(xue)、神(shen)經(jing)功能失調(diao)和腎損傷,抑制(zhi)血(xue)紅蛋白(bai)的(de)合成代(dai)謝。鎳(nie)溶解(jie)(jie)于血(xue)液,會引(yin)(yin)起血(xue)管變異。錳會引(yin)(yin)起神(shen)經(jing)性功能障(zhang)礙(ai),綜(zong)合性功能紊亂(luan),較重者出(chu)現精神(shen)癥狀。