充電器簡介、分類及使用說明與注意事項
充電器通常指的是一種將交流電轉換為低壓直流電的設備。充電器在各個領域(yu)用(yong)(yong)途廣泛,特別是(shi)在生活領域(yu)被廣泛用(yong)(yong)于手(shou)機(ji)(ji)、相機(ji)(ji)等等常見電(dian)(dian)器(qi)(qi)。充電(dian)(dian)器(qi)(qi)是(shi)采用(yong)(yong)電(dian)(dian)力電(dian)(dian)子半(ban)導體器(qi)(qi)件,將電(dian)(dian)壓(ya)和頻率固定不變的交流(liu)電(dian)(dian)變換為直(zhi)流(liu)電(dian)(dian)的一種靜止變流(liu)裝(zhuang)置。在以蓄電(dian)(dian)池為工(gong)作電(dian)(dian)源或備用(yong)(yong)電(dian)(dian)源的用(yong)(yong)電(dian)(dian)場合,充電(dian)(dian)器(qi)(qi)具有廣泛的應用(yong)(yong)前景。
充電器簡介
充電器有很多,如鉛酸蓄電池充電器、閥控密封鉛酸蓄電池的測試與監測、鎘鎳電池充電器、鎳氫電池充電器、鋰離子電池充電器、便攜式電子設備鋰離子電池充電器、鋰離子電池保護電路多功能充電器、電動車蓄電池充電器、車充等。
用(yong)充(chong)電(dian)器(qi)給(gei)電(dian)池(chi)充(chong)電(dian)時,一定要(yao)按(an)電(dian)池(chi)的充(chong)電(dian)說明書選(xuan)用(yong)合適規格的充(chong)電(dian)器(qi),并正確連(lian)接(jie)。否則會出(chu)現用(yong)電(dian)器(qi)損壞或(huo)安全事故,建議選(xuan)用(yong)智(zhi)能型充(chong)電(dian)器(qi),因為其保護完(wan)善。一般(ban)不(bu)會出(chu)現事故。
工作原理 所有手機(ji)充電器(qi)其實都(dou)是(shi)由一個穩(wen)定(ding)電源(yuan)(yuan)(主要(yao)是(shi)穩(wen)壓電源(yuan)(yuan)、提供穩(wen)定(ding)工作電壓和足(zu)夠的電流)加上必要(yao)的恒(heng)流、限(xian)壓、限(xian)時等(deng)控制(zhi)電路(lu)構(gou)成。
原裝充(chong)電(dian)器(qi)(指線充(chong))上所標(biao)注的(de)(de)輸(shu)出參數:比如輸(shu)出4。4V/1A、輸(shu)出5.9V/400mA……就是(shi)指內部穩(wen)壓(ya)電(dian)源(yuan)的(de)(de)相關參數。明白(bai)了這(zhe)個(ge)(ge)道理,你很會知道一個(ge)(ge)(品質好的(de)(de))手(shou)機充(chong)電(dian)器(qi)很容易改成一個(ge)(ge)質量(liang)優良的(de)(de)穩(wen)壓(ya)電(dian)源(yuan)! 比如輸(shu)出4.4V可以給4.5V的(de)(de)設(she)備用(yong),5.9V的(de)(de)可以給6V的(de)(de)設(she)備用(yong).

右側給(gei)出了幾(ji)款(kuan)充電(dian)(dian)器電(dian)(dian)路原理圖(tu):手機充電(dian)(dian)器電(dian)(dian)路圖(tu)、電(dian)(dian)動(dong)自(zi)行(xing)車電(dian)(dian)路圖(tu)和充電(dian)(dian)器電(dian)(dian)路圖(tu)、汽車電(dian)(dian)瓶充電(dian)(dian)器電(dian)(dian)路圖(tu)[1]。
按能源使用方式分類
普(pu)通(tong)充電器(qi):用普(pu)通(tong)家庭(ting)用電等(deng)通(tong)過變(bian)壓器(qi)提供能源。
蓄電(dian)池(chi)充電(dian)器(qi):是(shi)專門針對(dui)目前市場上(shang)廣(guang)泛應用的鉛酸(suan)免維護(hu)蓄電(dian)池(chi)或(huo)蓄電(dian)池(chi)組進(jin)行(xing)充電(dian)而設(she)計,整機體(ti)積(ji)小、重量輕、移動方便。
太陽能(neng)(neng)充(chong)電(dian)器:利用(yong)太陽能(neng)(neng)面板收集太陽能(neng)(neng)
無(wu)線充電器:利用電磁耦合等原理
手搖充電器(qi):利(li)用(yong)人力(li)
干電(dian)(dian)池應(ying)急充(chong):利(li)用1節(jie)到(dao)幾節(jie)干電(dian)(dian)池,提供(gong)應(ying)急充(chong)電(dian)(dian),一(yi)般大概能(neng)提供(gong)十幾分鐘的電(dian)(dian)能(neng)。
按使用產品的種類分類
手機充電器
萬能充電器
筆記本充(chong)電器
電(dian)動車充電(dian)器
大型充電機等
相機充電器
電動玩具充電器
按使用方式分類
高級(ji)商務充(chong):商務旅行充(chong)電(dian)器(qi)(qi),充(chong)電(dian)速度快而(er)且十分安全,價格較一般(ban)充(chong)電(dian)器(qi)(qi)稍高;
座式充(chong)(chong)(chong)電(dian)器:外型獨特、新(xin)穎美觀、攜帶方便(bian),適充(chong)(chong)(chong)容量200-3000mAH的鋰離子(LI-ION)鎳氫(NI-Mh)手機電(dian)池充(chong)(chong)(chong)電(dian),內置智能(neng)(neng)識別電(dian)路,能(neng)(neng)自動轉(zhuan)換充(chong)(chong)(chong)電(dian)器輸出極(ji)性(xing)以適用電(dian)池正(zheng)負極(ji),充(chong)(chong)(chong)電(dian)效果極(ji)佳,是家(jia)居/旅行(xing)時手機的理想伴(ban)侶;
USB充電(dian)器:帶USB輸出接口(kou),保(bao)給MP3/4、數碼(ma)相機等充電(dian);
線式(shi)充(chong)電(dian)器:一般手(shou)機的直充(chong);
車載(zai)充(chong)電器:以車上通(tong)用電源為供電裝(zhuang)置的(de)充(chong)電器。
按原材料分類
鎳氫鎳鎘充電(dian)器
鋰離子電(dian)池(chi)充(chong)電(dian)器
鉛酸電池充電器
按級別分類
軍品級充(chong)電器(qi)(工業充(chong)電器(qi))
民(min)用(yong)級充電器
編輯本段組成部分
1、金屬外殼(ke)
2、輸(shu)(shu)入線、輸(shu)(shu)出線
3、柔性線路板、電子元器件(jian)(電容、CPU、單片機、MOS管、三極(ji)管、開關管)
編輯本段使用方法
一、充(chong)電常識
充(chong)電(dian)(dian)(dian)(dian)(dian)是使用(yong)充(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的重(zhong)(zhong)要(yao)(yao)步驟。適當合理的充(chong)電(dian)(dian)(dian)(dian)(dian)對延長電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)壽命(ming)很(hen)有(you)(you)(you)好處(chu),而野蠻胡亂充(chong)電(dian)(dian)(dian)(dian)(dian)將會對電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)壽命(ming)有(you)(you)(you)很(hen)大影響。鋰電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)基(ji)本(ben)都是根據各(ge)個(ge)產品單獨(du)封裝(zhuang),互(hu)不(bu)通用(yong)的,因此各(ge)個(ge)產品也提(ti)供(gong)各(ge)自(zi)的充(chong)電(dian)(dian)(dian)(dian)(dian)設備,互(hu)不(bu)通用(yong),在使用(yong)時只(zhi)要(yao)(yao)遵循各(ge)自(zi)的說明書使用(yong)即可。所(suo)以本(ben)篇對電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)充(chong)電(dian)(dian)(dian)(dian)(dian)的介紹主要(yao)(yao)是指鎳(nie)(nie)鎘電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)和(he)(he)鎳(nie)(nie)氫電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)。對鎳(nie)(nie)隔(ge)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)和(he)(he)鎳(nie)(nie)氫電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)充(chong)電(dian)(dian)(dian)(dian)(dian)有(you)(you)(you)兩(liang)種方(fang)式(shi),就是我們大家所(suo)熟知的“快充(chong)”和(he)(he)“慢(man)充(chong)”。快充(chong)和(he)(he)慢(man)充(chong)是充(chong)電(dian)(dian)(dian)(dian)(dian)的一個(ge)重(zhong)(zhong)要(yao)(yao)概念,只(zhi)有(you)(you)(you)了解了快充(chong)和(he)(he)慢(man)充(chong)才能正確掌(zhang)握充(chong)電(dian)(dian)(dian)(dian)(dian)。
首先(xian),快(kuai)充(chong)(chong)(chong)和慢充(chong)(chong)(chong)是個相(xiang)對(dui)的概念(nian)。有人曾問(wen),充(chong)(chong)(chong)電(dian)器充(chong)(chong)(chong)電(dian)電(dian)流(liu)有200mA,是不是快(kuai)充(chong)(chong)(chong)?這(zhe)個答(da)案并不絕對(dui),應該回答(da)對(dui)于某(mou)些電(dian)池(chi)(chi)來說,它是快(kuai)充(chong)(chong)(chong),而對(dui)于某(mou)些電(dian)池(chi)(chi)來說,它只是慢充(chong)(chong)(chong)。那我們(men)究竟(jing)怎(zen)樣來判別快(kuai)充(chong)(chong)(chong)還是慢充(chong)(chong)(chong)呢?
例如一(yi)節(jie)5號(hao)鎳氫(qing)電(dian)(dian)(dian)池的(de)電(dian)(dian)(dian)容量為(wei)(wei)1200mAH,而(er)另一(yi)節(jie)則為(wei)(wei)1600mAH。把一(yi)節(jie)電(dian)(dian)(dian)池的(de)電(dian)(dian)(dian)容量稱為(wei)(wei)1C,可見1C只是(shi)一(yi)個邏(luo)輯概(gai)念,同樣的(de)1C,并不相等(deng)。在(zai)充(chong)電(dian)(dian)(dian)時,充(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)流小(xiao)于0.1C時,稱為(wei)(wei)涓流充(chong)電(dian)(dian)(dian)。顧名(ming)思義,是(shi)指電(dian)(dian)(dian)流很小(xiao)。一(yi)般而(er)言(yan),涓流充(chong)電(dian)(dian)(dian)能(neng)夠把電(dian)(dian)(dian)池充(chong)的(de)很足(zu),而(er)不傷害電(dian)(dian)(dian)池壽(shou)命,但(dan)用涓流充(chong)電(dian)(dian)(dian)所(suo)花的(de)時間實在(zai)太(tai)長(chang),因(yin)此很少單獨(du)使用,而(er)是(shi)和其它(ta)充(chong)電(dian)(dian)(dian)方式結合使用。
充電(dian)(dian)電(dian)(dian)流(liu)在0.1C-0.2C之間時(shi),稱為(wei)慢速(su)充電(dian)(dian)。充電(dian)(dian)電(dian)(dian)流(liu)大于(yu)0.2C,小于(yu)0.8C則是(shi)快(kuai)速(su)充電(dian)(dian)。而當充電(dian)(dian)電(dian)(dian)流(liu)大于(yu)0.8C時(shi),稱之為(wei)超高速(su)充電(dian)(dian)。
正因為1C是(shi)個邏輯概念而(er)非絕對(dui)值(zhi),因此根據(ju)1C折算的(de)快充(chong)慢充(chong)也是(shi)一個相(xiang)對(dui)值(zhi)。前面例(li)子中提到的(de)200mA充(chong)電電流對(dui)于(yu)1200mAH的(de)電池來說是(shi)慢充(chong),而(er)對(dui)于(yu)700mAH的(de)電池來說就是(shi)快充(chong)。
放電說明
編輯本段注意事項
充(chong)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)池的記(ji)憶效(xiao)(xiao)應(ying)(ying),當記(ji)憶效(xiao)(xiao)應(ying)(ying)逐漸累積,會(hui)使電(dian)(dian)(dian)(dian)池的實(shi)際使用(yong)(yong)容(rong)量大幅下降。要減輕記(ji)憶效(xiao)(xiao)應(ying)(ying)所帶(dai)來的負(fu)作用(yong)(yong),一(yi)(yi)個(ge)有效(xiao)(xiao)的方法就是放電(dian)(dian)(dian)(dian)。一(yi)(yi)般來講(jiang)由(you)于(yu)鎳鎘電(dian)(dian)(dian)(dian)池的記(ji)憶效(xiao)(xiao)應(ying)(ying)比較明(ming)顯(xian),建議(yi)在(zai)反(fan)復充(chong)電(dian)(dian)(dian)(dian)使用(yong)(yong)5-10次后(hou)就作一(yi)(yi)次放電(dian)(dian)(dian)(dian),而(er)鎳氫(qing)電(dian)(dian)(dian)(dian)池的記(ji)憶效(xiao)(xiao)應(ying)(ying)不太明(ming)顯(xian),可以(yi)在(zai)反(fan)復充(chong)電(dian)(dian)(dian)(dian)使用(yong)(yong)20-30次后(hou)作一(yi)(yi)次放電(dian)(dian)(dian)(dian)。在(zai)市(shi)場上銷(xiao)售的一(yi)(yi)些(xie)高檔充(chong)電(dian)(dian)(dian)(dian)器自身(shen)帶(dai)有放電(dian)(dian)(dian)(dian)功(gong)能(neng),但絕大部分的中低檔充(chong)電(dian)(dian)(dian)(dian)器是沒有放電(dian)(dian)(dian)(dian)功(gong)能(neng)的,這時該怎么(me)辦呢?在(zai)了解了放電(dian)(dian)(dian)(dian)的原理后(hou),也可以(yi)自己嘗試著(zhu)對電(dian)(dian)(dian)(dian)池進行放電(dian)(dian)(dian)(dian)。
鎳鎘電(dian)(dian)池(chi)和鎳氫電(dian)(dian)池(chi)的標稱(cheng)電(dian)(dian)壓是1.2V,但實際上,電(dian)(dian)池(chi)的電(dian)(dian)壓是個變化的值,隨(sui)著電(dian)(dian)量是否充(chong)足,圍(wei)(wei)繞(rao)著1.2V左右進(jin)行(xing)波動。一(yi)般在(zai)1V-1.4V之間波動,不同(tong)品牌的電(dian)(dian)池(chi)由于工藝上的不盡相同(tong),電(dian)(dian)壓波動范圍(wei)(wei)也不完全一(yi)致。
對電(dian)(dian)(dian)(dian)池進行放(fang)電(dian)(dian)(dian)(dian)就(jiu)是采用(yong)很(hen)小(xiao)的(de)放(fang)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)流(liu),使(shi)電(dian)(dian)(dian)(dian)池的(de)電(dian)(dian)(dian)(dian)壓緩慢下降(jiang),下降(jiang)到0.9V-1V之間(jian),就(jiu)應該停止放(fang)電(dian)(dian)(dian)(dian)。不(bu)建議將電(dian)(dian)(dian)(dian)池放(fang)電(dian)(dian)(dian)(dian)到0.9V之下,這(zhe)樣(yang)做會造(zao)成過度放(fang)電(dian)(dian)(dian)(dian),使(shi)電(dian)(dian)(dian)(dian)池受到不(bu)可逆(ni)的(de)傷害,上一(yi)篇曾(ceng)說過的(de)充電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)池不(bu)適合于用(yong)在(zai)(zai)家電(dian)(dian)(dian)(dian)遙(yao)控(kong)器中,就(jiu)是因為遙(yao)控(kong)器的(de)使(shi)用(yong)電(dian)(dian)(dian)(dian)流(liu)很(hen)小(xiao),長時間(jian)放(fang)在(zai)(zai)遙(yao)控(kong)器中使(shi)用(yong)很(hen)容(rong)易造(zao)成過度放(fang)電(dian)(dian)(dian)(dian)。電(dian)(dian)(dian)(dian)池經(jing)過一(yi)次正確的(de)放(fang)電(dian)(dian)(dian)(dian)后,你會驚喜的(de)發(fa)(fa)現(xian)電(dian)(dian)(dian)(dian)池的(de)容(rong)量又(you)恢復到原來的(de)水平,因此當(dang)發(fa)(fa)現(xian)電(dian)(dian)(dian)(dian)池的(de)容(rong)量有所下降(jiang)時,就(jiu)最好作一(yi)次放(fang)電(dian)(dian)(dian)(dian)。
自己對電池(chi)做放(fang)電有(you)個(ge)簡便(bian)的(de)方法,就是(shi)接一個(ge)小電珠作為負載(zai),但必須(xu)使用電表來監視電壓值的(de)變化(hua),以防過度放(fang)電。
對于充(chong)電(dian)器(qi)(qi)(qi)的選擇,究竟是選擇快速(su)充(chong)電(dian)器(qi)(qi)(qi)還是慢速(su)恒(heng)流(liu)充(chong)電(dian)器(qi)(qi)(qi),這主(zhu)要看(kan)自己(ji)使用(yong)的側重點(dian)。例如經常外出(chu)使用(yong)數碼(ma)相機等設(she)備(bei)的朋(peng)友(you),就(jiu)應(ying)該選擇快速(su)充(chong)電(dian)器(qi)(qi)(qi),以滿足時間上的要求,甚至可以購買超高速(su)的充(chong)電(dian)器(qi)(qi)(qi),而只使用(yong)隨身聽(ting)等設(she)備(bei)的朋(peng)友(you),恒(heng)流(liu)充(chong)電(dian)器(qi)(qi)(qi)就(jiu)能滿足需要
在掌握了(le)正確(que)的充放電(dian)(dian)知識后(hou),大家一定能更好地使用自己的充電(dian)(dian)電(dian)(dian)池(chi)。請大家不要拘(ju)泥于快速充電(dian)(dian)。
勿將手機充(chong)電器放置于潮濕或(huo)者(zhe)高(gao)溫的條件下,這樣(yang)減少手機充(chong)電器的使(shi)用壽命。
在(zai)充電(dian)器(qi)的(de)過程中會有一(yi)定(ding)的(de)發熱(re)現象,在(zai)正(zheng)常(chang)(chang)的(de)室溫下,只要不(bu)超過六十(shi)攝氏度屬于正(zheng)常(chang)(chang)顯示,是不(bu)會損害電(dian)池。由于手機的(de)款式和(he)充電(dian)的(de)時間不(bu)一(yi)致,這與手機的(de)充電(dian)器(qi)的(de)充電(dian)性能無(wu)關。
