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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(zai)各個領域用途廣泛(fan)(fan)(fan),特別是在(zai)生活領域被廣泛(fan)(fan)(fan)用于手機(ji)(ji)、相機(ji)(ji)等等常見電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)。充電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)是采用電(dian)(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)(dian)子半(ban)導(dao)體(ti)器(qi)(qi)(qi)件,將電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)和頻(pin)率固定(ding)不(bu)變(bian)的(de)交流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)變(bian)換為直流(liu)電(dian)(dian)(dian)(dian)(dian)(dian)的(de)一種靜(jing)止變(bian)流(liu)裝(zhuang)置。在(zai)以蓄(xu)電(dian)(dian)(dian)(dian)(dian)(dian)池為工作電(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)或備用電(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)的(de)用電(dian)(dian)(dian)(dian)(dian)(dian)場合,充電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)具有廣泛(fan)(fan)(fan)的(de)應(ying)用前(qian)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)充電器給電池充電時,一(yi)定要按電池的充電說明書(shu)選用(yong)合適規(gui)格(ge)的充電器,并正確連接(jie)。否則會出(chu)現(xian)(xian)用(yong)電器損壞或安全事故(gu),建(jian)議選用(yong)智能型充電器,因為(wei)其保護(hu)完善。一(yi)般(ban)不會出(chu)現(xian)(xian)事故(gu)。

工作原(yuan)理  所有手機充(chong)電(dian)器其實都是由一個穩(wen)定電(dian)源(yuan)(主要(yao)是穩(wen)壓(ya)電(dian)源(yuan)、提供(gong)穩(wen)定工作電(dian)壓(ya)和(he)足夠(gou)的電(dian)流)加上必要(yao)的恒流、限(xian)壓(ya)、限(xian)時等控制電(dian)路(lu)構成。


  原裝充(chong)電器(qi)(qi)(指(zhi)線(xian)充(chong))上所標注的(de)輸出(chu)參數:比如輸出(chu)4。4V/1A、輸出(chu)5.9V/400mA……就是指(zhi)內部穩壓電源的(de)相關參數。明白了這個道理,你很會知道一個(品質好(hao)的(de))手機充(chong)電器(qi)(qi)很容易改(gai)成一個質量優良(liang)的(de)穩壓電源! 比如輸出(chu)4.4V可以給(gei)4.5V的(de)設(she)備(bei)用,5.9V的(de)可以給(gei)6V的(de)設(she)備(bei)用.

幾款較實用的充電器電路圖

幾款(kuan)較實用(yong)的充電器(qi)電路圖(3張)

 右側給出了幾(ji)款充電(dian)(dian)器(qi)(qi)電(dian)(dian)路原理圖:手機充電(dian)(dian)器(qi)(qi)電(dian)(dian)路圖、電(dian)(dian)動自行(xing)車(che)電(dian)(dian)路圖和充電(dian)(dian)器(qi)(qi)電(dian)(dian)路圖、汽車(che)電(dian)(dian)瓶(ping)充電(dian)(dian)器(qi)(qi)電(dian)(dian)路圖[1]。


按能源使用方式分類
  普通(tong)充電器:用(yong)普通(tong)家(jia)庭用(yong)電等(deng)通(tong)過(guo)變壓器提供(gong)能源。


  蓄(xu)電池充(chong)電器:是專門針對(dui)目前市場(chang)上廣泛(fan)應用的鉛酸免維(wei)護蓄(xu)電池或蓄(xu)電池組進行充(chong)電而設(she)計,整機體積小、重(zhong)量輕、移動方便。


  太(tai)(tai)陽(yang)能充(chong)電器(qi):利用太(tai)(tai)陽(yang)能面板收(shou)集太(tai)(tai)陽(yang)能


  無(wu)線充電器:利用電磁耦合等(deng)原理


  手(shou)搖充電器:利用人(ren)力(li)


  干(gan)(gan)電(dian)池應急充:利用(yong)1節到幾(ji)節干(gan)(gan)電(dian)池,提供應急充電(dian),一般(ban)大概能提供十(shi)幾(ji)分鐘(zhong)的(de)電(dian)能。

按使用產品的種類分類
  手機充電器


  萬能充電器


  筆(bi)記本(ben)充(chong)電器


  電(dian)動車充(chong)電(dian)器


  大型(xing)充電機(ji)等


  相機充電器


  電(dian)動玩具充(chong)電(dian)器

按使用方式分類
  高級商務(wu)充:商務(wu)旅行充電(dian)器,充電(dian)速度快而且十分安全,價(jia)格較一般充電(dian)器稍高;


  座式(shi)充(chong)電(dian)器:外型獨特、新穎美觀、攜帶方便(bian),適充(chong)容(rong)量200-3000mAH的鋰離子(LI-ION)鎳氫(qing)(NI-Mh)手機(ji)電(dian)池充(chong)電(dian),內置智能識別電(dian)路,能自動轉換充(chong)電(dian)器輸(shu)出極性以適用電(dian)池正負極,充(chong)電(dian)效果極佳(jia),是(shi)家居/旅行時手機(ji)的理想伴侶;


  USB充電器:帶USB輸出接口,保(bao)給(gei)MP3/4、數碼相機等(deng)充電;


  線式充電器(qi):一(yi)般手機的直充;


  車載(zai)充電(dian)(dian)器:以車上通用電(dian)(dian)源為供(gong)電(dian)(dian)裝置的充電(dian)(dian)器。

按原材料分類
  鎳氫鎳鎘充(chong)電器


  鋰離子電池充電器(qi)


  鉛酸電(dian)池(chi)充電(dian)器

按級別分類
  軍品級充電(dian)(dian)器(工業(ye)充電(dian)(dian)器)


  民用級充(chong)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(xian)路板、電子(zi)元器件(電容(rong)、CPU、單片(pian)機、MOS管、三極管、開關管)


編輯本段使用方法
  一、充電常識


  充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)是(shi)(shi)使(shi)(shi)用充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)池(chi)的(de)重要(yao)(yao)步(bu)驟。適當合理(li)的(de)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)對延長電(dian)(dian)(dian)池(chi)壽(shou)(shou)命(ming)很(hen)有好處,而野蠻胡(hu)亂充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)將會對電(dian)(dian)(dian)池(chi)壽(shou)(shou)命(ming)有很(hen)大影(ying)響。鋰電(dian)(dian)(dian)池(chi)基本(ben)都是(shi)(shi)根據各(ge)個(ge)產(chan)品單(dan)獨封裝,互不通用的(de),因此各(ge)個(ge)產(chan)品也提供(gong)各(ge)自的(de)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)設備,互不通用,在使(shi)(shi)用時只(zhi)要(yao)(yao)遵循(xun)各(ge)自的(de)說(shuo)明書使(shi)(shi)用即可。所(suo)以(yi)本(ben)篇對電(dian)(dian)(dian)池(chi)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)的(de)介紹主要(yao)(yao)是(shi)(shi)指(zhi)鎳(nie)鎘電(dian)(dian)(dian)池(chi)和(he)鎳(nie)氫(qing)(qing)電(dian)(dian)(dian)池(chi)。對鎳(nie)隔電(dian)(dian)(dian)池(chi)和(he)鎳(nie)氫(qing)(qing)電(dian)(dian)(dian)池(chi)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)有兩種方式,就是(shi)(shi)我們大家所(suo)熟知的(de)“快充(chong)(chong)(chong)(chong)”和(he)“慢充(chong)(chong)(chong)(chong)”。快充(chong)(chong)(chong)(chong)和(he)慢充(chong)(chong)(chong)(chong)是(shi)(shi)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)的(de)一個(ge)重要(yao)(yao)概念,只(zhi)有了(le)解了(le)快充(chong)(chong)(chong)(chong)和(he)慢充(chong)(chong)(chong)(chong)才(cai)能(neng)正確掌握充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)。


  首先,快充(chong)(chong)和慢充(chong)(chong)是個相對的概(gai)念。有(you)人曾(ceng)問(wen),充(chong)(chong)電(dian)(dian)器充(chong)(chong)電(dian)(dian)電(dian)(dian)流有(you)200mA,是不是快充(chong)(chong)?這個答(da)案并(bing)不絕對,應該回(hui)答(da)對于(yu)某(mou)些電(dian)(dian)池來(lai)(lai)說(shuo),它(ta)是快充(chong)(chong),而(er)對于(yu)某(mou)些電(dian)(dian)池來(lai)(lai)說(shuo),它(ta)只是慢充(chong)(chong)。那我們究竟怎樣來(lai)(lai)判別(bie)快充(chong)(chong)還是慢充(chong)(chong)呢(ni)?


  例如一(yi)(yi)(yi)節(jie)5號鎳(nie)氫電(dian)(dian)(dian)(dian)(dian)池(chi)的電(dian)(dian)(dian)(dian)(dian)容量為(wei)1200mAH,而另一(yi)(yi)(yi)節(jie)則為(wei)1600mAH。把(ba)(ba)一(yi)(yi)(yi)節(jie)電(dian)(dian)(dian)(dian)(dian)池(chi)的電(dian)(dian)(dian)(dian)(dian)容量稱(cheng)為(wei)1C,可見1C只是(shi)一(yi)(yi)(yi)個邏輯概念,同樣(yang)的1C,并不相等。在充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)時,充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)流(liu)小(xiao)于(yu)0.1C時,稱(cheng)為(wei)涓(juan)流(liu)充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)。顧(gu)名思義,是(shi)指電(dian)(dian)(dian)(dian)(dian)流(liu)很小(xiao)。一(yi)(yi)(yi)般而言,涓(juan)流(liu)充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)能夠把(ba)(ba)電(dian)(dian)(dian)(dian)(dian)池(chi)充(chong)(chong)的很足,而不傷害電(dian)(dian)(dian)(dian)(dian)池(chi)壽命,但用涓(juan)流(liu)充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)所花的時間實在太(tai)長,因此(ci)很少單獨使(shi)用,而是(shi)和(he)其它充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)方式結合使(shi)用。


  充(chong)電(dian)電(dian)流在(zai)0.1C-0.2C之(zhi)間時,稱(cheng)(cheng)為慢速(su)充(chong)電(dian)。充(chong)電(dian)電(dian)流大于0.2C,小于0.8C則是快速(su)充(chong)電(dian)。而當充(chong)電(dian)電(dian)流大于0.8C時,稱(cheng)(cheng)之(zhi)為超高速(su)充(chong)電(dian)。


  正因為1C是(shi)個(ge)邏輯概(gai)念(nian)而(er)非(fei)絕對(dui)(dui)值,因此根(gen)據1C折算的(de)快充(chong)慢充(chong)也是(shi)一個(ge)相(xiang)對(dui)(dui)值。前(qian)面例子中(zhong)提到的(de)200mA充(chong)電(dian)電(dian)流對(dui)(dui)于1200mAH的(de)電(dian)池(chi)來(lai)(lai)說(shuo)是(shi)慢充(chong),而(er)對(dui)(dui)于700mAH的(de)電(dian)池(chi)來(lai)(lai)說(shuo)就是(shi)快充(chong)。


  放電說明


編輯本段注意事項
  充(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)池(chi)(chi)的(de)記憶(yi)效(xiao)(xiao)應(ying),當記憶(yi)效(xiao)(xiao)應(ying)逐漸累積,會使電(dian)(dian)(dian)池(chi)(chi)的(de)實際使用(yong)容量大(da)幅(fu)下(xia)降。要減輕記憶(yi)效(xiao)(xiao)應(ying)所帶(dai)來(lai)的(de)負作(zuo)用(yong),一(yi)個有效(xiao)(xiao)的(de)方法就是放(fang)(fang)電(dian)(dian)(dian)。一(yi)般來(lai)講(jiang)由于鎳(nie)鎘電(dian)(dian)(dian)池(chi)(chi)的(de)記憶(yi)效(xiao)(xiao)應(ying)比較明顯,建議(yi)在(zai)(zai)反(fan)復充(chong)電(dian)(dian)(dian)使用(yong)5-10次后就作(zuo)一(yi)次放(fang)(fang)電(dian)(dian)(dian),而(er)鎳(nie)氫(qing)電(dian)(dian)(dian)池(chi)(chi)的(de)記憶(yi)效(xiao)(xiao)應(ying)不太明顯,可(ke)以(yi)在(zai)(zai)反(fan)復充(chong)電(dian)(dian)(dian)使用(yong)20-30次后作(zuo)一(yi)次放(fang)(fang)電(dian)(dian)(dian)。在(zai)(zai)市場上銷(xiao)售的(de)一(yi)些高檔充(chong)電(dian)(dian)(dian)器自身帶(dai)有放(fang)(fang)電(dian)(dian)(dian)功(gong)能,但(dan)絕大(da)部分的(de)中低檔充(chong)電(dian)(dian)(dian)器是沒有放(fang)(fang)電(dian)(dian)(dian)功(gong)能的(de),這(zhe)時該怎么辦呢?在(zai)(zai)了(le)解了(le)放(fang)(fang)電(dian)(dian)(dian)的(de)原理后,也可(ke)以(yi)自己嘗試著對電(dian)(dian)(dian)池(chi)(chi)進行放(fang)(fang)電(dian)(dian)(dian)。


  鎳鎘電(dian)(dian)池(chi)(chi)和(he)鎳氫電(dian)(dian)池(chi)(chi)的(de)標稱電(dian)(dian)壓(ya)(ya)是1.2V,但(dan)實際(ji)上,電(dian)(dian)池(chi)(chi)的(de)電(dian)(dian)壓(ya)(ya)是個變化的(de)值,隨著(zhu)電(dian)(dian)量是否充足(zu),圍繞著(zhu)1.2V左右進(jin)行波(bo)動(dong)。一般在1V-1.4V之間波(bo)動(dong),不同品牌(pai)的(de)電(dian)(dian)池(chi)(chi)由于(yu)工藝上的(de)不盡相同,電(dian)(dian)壓(ya)(ya)波(bo)動(dong)范圍也不完全一致。


  對電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)進行(xing)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)就是采用(yong)很(hen)小的(de)(de)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu),使(shi)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)壓緩慢下(xia)降(jiang),下(xia)降(jiang)到0.9V-1V之(zhi)間,就應該(gai)停止放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)。不建議將電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)到0.9V之(zhi)下(xia),這樣做會造成過度(du)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian),使(shi)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)受到不可逆的(de)(de)傷(shang)害(hai),上一篇(pian)曾說過的(de)(de)充電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)不適(shi)合于用(yong)在家電(dian)(dian)(dian)(dian)(dian)(dian)遙(yao)控(kong)器中,就是因(yin)為遙(yao)控(kong)器的(de)(de)使(shi)用(yong)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)很(hen)小,長(chang)時(shi)間放(fang)在遙(yao)控(kong)器中使(shi)用(yong)很(hen)容易(yi)造成過度(du)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)。電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)經(jing)過一次(ci)正(zheng)確的(de)(de)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)后,你(ni)會驚喜的(de)(de)發(fa)現電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)的(de)(de)容量又恢復到原(yuan)來(lai)的(de)(de)水平,因(yin)此當發(fa)現電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)的(de)(de)容量有所下(xia)降(jiang)時(shi),就最好作一次(ci)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)。


  自(zi)己對電(dian)池做放電(dian)有個簡便(bian)的方法,就是接一個小電(dian)珠作(zuo)為負(fu)載,但必須使用電(dian)表來監(jian)視電(dian)壓值(zhi)的變化,以防過(guo)度放電(dian)。


  對于充(chong)(chong)電(dian)(dian)(dian)器的選(xuan)擇,究竟是選(xuan)擇快速充(chong)(chong)電(dian)(dian)(dian)器還是慢(man)速恒流充(chong)(chong)電(dian)(dian)(dian)器,這(zhe)主要(yao)看(kan)自己使(shi)用的側重(zhong)點(dian)。例如經常(chang)外出使(shi)用數碼相(xiang)機等設備的朋友(you),就應該(gai)選(xuan)擇快速充(chong)(chong)電(dian)(dian)(dian)器,以(yi)(yi)滿(man)足(zu)(zu)時間(jian)上的要(yao)求(qiu),甚至可以(yi)(yi)購買超(chao)高速的充(chong)(chong)電(dian)(dian)(dian)器,而只(zhi)使(shi)用隨(sui)身(shen)聽(ting)等設備的朋友(you),恒流充(chong)(chong)電(dian)(dian)(dian)器就能滿(man)足(zu)(zu)需要(yao)


  在(zai)掌握了正確的(de)充放電(dian)(dian)知識后(hou),大(da)家一定能更好地使用(yong)自(zi)己(ji)的(de)充電(dian)(dian)電(dian)(dian)池(chi)。請大(da)家不要拘泥(ni)于快速(su)充電(dian)(dian)。


  勿將手(shou)機(ji)充電器放(fang)置于(yu)潮(chao)濕或者高溫的條件下,這(zhe)樣減少手(shou)機(ji)充電器的使用壽命。


  在(zai)充(chong)電器(qi)的(de)(de)過程中(zhong)會有一(yi)定的(de)(de)發熱現象,在(zai)正常的(de)(de)室溫下(xia),只要不(bu)(bu)超(chao)過六十(shi)攝氏度(du)屬于(yu)正常顯(xian)示,是不(bu)(bu)會損害電池。由于(yu)手(shou)機的(de)(de)款式和充(chong)電的(de)(de)時間不(bu)(bu)一(yi)致,這與手(shou)機的(de)(de)充(chong)電器(qi)的(de)(de)充(chong)電性能無(wu)關。

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