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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。充電器在各個領(ling)域用途(tu)廣(guang)泛,特別是(shi)在生活(huo)領(ling)域被廣(guang)泛用于手機、相機等等常(chang)見電(dian)(dian)器(qi)。充電(dian)(dian)器(qi)是(shi)采用電(dian)(dian)力電(dian)(dian)子半導體器(qi)件(jian),將電(dian)(dian)壓和(he)頻率固(gu)定不變的交流電(dian)(dian)變換為(wei)直(zhi)流電(dian)(dian)的一(yi)種靜止變流裝置。在以蓄電(dian)(dian)池為(wei)工作電(dian)(dian)源(yuan)或備用電(dian)(dian)源(yuan)的用電(dian)(dian)場合,充電(dian)(dian)器(qi)具有廣(guang)泛的應用前(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(chong)電(dian)(dian)器給(gei)電(dian)(dian)池(chi)充(chong)電(dian)(dian)時,一(yi)定要按電(dian)(dian)池(chi)的充(chong)電(dian)(dian)說明書(shu)選用(yong)合適規(gui)格(ge)的充(chong)電(dian)(dian)器,并(bing)正確連接。否則會出(chu)現(xian)用(yong)電(dian)(dian)器損壞或安(an)全事故(gu)(gu),建議選用(yong)智能型充(chong)電(dian)(dian)器,因為其保護完(wan)善。一(yi)般不會出(chu)現(xian)事故(gu)(gu)。

工(gong)作(zuo)原理(li)  所(suo)有(you)手(shou)機充電(dian)(dian)器其實都是由一個穩定電(dian)(dian)源(主(zhu)要是穩壓(ya)電(dian)(dian)源、提供穩定工(gong)作(zuo)電(dian)(dian)壓(ya)和足夠的電(dian)(dian)流)加上必要的恒流、限壓(ya)、限時等控制電(dian)(dian)路構成。


  原(yuan)裝充電(dian)器(qi)(指(zhi)線充)上所標(biao)注的(de)(de)輸(shu)出(chu)參數:比(bi)如(ru)輸(shu)出(chu)4。4V/1A、輸(shu)出(chu)5.9V/400mA……就是指(zhi)內(nei)部(bu)穩壓電(dian)源的(de)(de)相關參數。明(ming)白了(le)這(zhe)個道理,你很(hen)會知道一個(品(pin)質(zhi)好(hao)的(de)(de))手機(ji)充電(dian)器(qi)很(hen)容易(yi)改(gai)成一個質(zhi)量優(you)良的(de)(de)穩壓電(dian)源! 比(bi)如(ru)輸(shu)出(chu)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).

幾款較實用的充電器電路圖

幾款(kuan)較(jiao)實(shi)用的充(chong)電器電路圖(3張)

 右側(ce)給出了幾款充(chong)電(dian)(dian)(dian)器(qi)(qi)電(dian)(dian)(dian)路(lu)原理圖:手機充(chong)電(dian)(dian)(dian)器(qi)(qi)電(dian)(dian)(dian)路(lu)圖、電(dian)(dian)(dian)動自(zi)行車電(dian)(dian)(dian)路(lu)圖和(he)充(chong)電(dian)(dian)(dian)器(qi)(qi)電(dian)(dian)(dian)路(lu)圖、汽車電(dian)(dian)(dian)瓶(ping)充(chong)電(dian)(dian)(dian)器(qi)(qi)電(dian)(dian)(dian)路(lu)圖[1]。


按能源使用方式分類
  普(pu)通(tong)充電器:用普(pu)通(tong)家庭用電等通(tong)過變壓器提供(gong)能源。


  蓄電(dian)(dian)池充電(dian)(dian)器:是專門針對目前市場(chang)上(shang)廣泛應用(yong)的(de)鉛酸免維(wei)護蓄電(dian)(dian)池或蓄電(dian)(dian)池組進行充電(dian)(dian)而(er)設(she)計,整機(ji)體(ti)積小、重(zhong)量輕、移動方(fang)便。


  太(tai)陽能充電器:利用太(tai)陽能面(mian)板收集(ji)太(tai)陽能


  無線充電器:利用電磁耦合(he)等原理


  手搖(yao)充(chong)電(dian)器:利用(yong)人(ren)力


  干(gan)電(dian)池應急充:利用(yong)1節(jie)到幾節(jie)干(gan)電(dian)池,提供應急充電(dian),一般大概能提供十幾分鐘的電(dian)能。

按使用產品的種類分類
  手機充電器


  萬能充電器


  筆(bi)記本充電(dian)器


  電(dian)動(dong)車(che)充電(dian)器


  大型充(chong)電(dian)機(ji)等


  相機充電器


  電動玩(wan)具(ju)充電器(qi)

按使用方式分類
  高級商(shang)(shang)務充(chong)(chong):商(shang)(shang)務旅行充(chong)(chong)電器,充(chong)(chong)電速(su)度快而(er)且十(shi)分安(an)全,價格(ge)較一般(ban)充(chong)(chong)電器稍高;


  座式充(chong)(chong)電(dian)器(qi):外型獨特(te)、新穎美觀、攜(xie)帶方(fang)便(bian),適充(chong)(chong)容量200-3000mAH的(de)鋰離子(LI-ION)鎳氫(NI-Mh)手機(ji)電(dian)池(chi)充(chong)(chong)電(dian),內置智能識別電(dian)路,能自動轉(zhuan)換充(chong)(chong)電(dian)器(qi)輸出極(ji)性以適用電(dian)池(chi)正(zheng)負極(ji),充(chong)(chong)電(dian)效(xiao)果極(ji)佳,是家居/旅行時(shi)手機(ji)的(de)理想伴侶;


  USB充電器:帶USB輸出(chu)接口,保給(gei)MP3/4、數碼相機等充電;


  線式充電器:一般手機的(de)直充;


  車(che)載(zai)充電(dian)器(qi):以車(che)上通(tong)用電(dian)源為供電(dian)裝置(zhi)的充電(dian)器(qi)。

按原材料分類
  鎳氫鎳鎘(ge)充(chong)電器


  鋰離子電池充電器


  鉛酸電池充電器

按級別分類
  軍品級充電器(qi)(工業(ye)充電器(qi))


  民用(yong)級充電(dian)器


編輯本段組成部分
  1、金屬外殼


  2、輸入線、輸出線


  3、柔(rou)性線路板、電子元器件(電容、CPU、單片機(ji)、MOS管、三極管、開關(guan)管)


編輯本段使用方法
  一、充(chong)電(dian)常識


  充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)是(shi)(shi)使用(yong)充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)的重要步(bu)驟。適當合理的充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)對延長(chang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)壽命(ming)很有(you)(you)好(hao)處,而野蠻胡亂充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)將會對電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)壽命(ming)有(you)(you)很大影響。鋰電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)基本都是(shi)(shi)根據(ju)各(ge)個產品(pin)單獨封裝,互不(bu)通用(yong)的,因此各(ge)個產品(pin)也提供(gong)各(ge)自的充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)設(she)備,互不(bu)通用(yong),在使用(yong)時只要遵循各(ge)自的說明書使用(yong)即可。所以本篇(pian)對電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)的介紹主(zhu)要是(shi)(shi)指鎳鎘電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)和鎳氫電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)。對鎳隔電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)和鎳氫電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)有(you)(you)兩種方式,就是(shi)(shi)我們大家所熟(shu)知的“快(kuai)充(chong)”和“慢(man)充(chong)”。快(kuai)充(chong)和慢(man)充(chong)是(shi)(shi)充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)的一個重要概念(nian),只有(you)(you)了解了快(kuai)充(chong)和慢(man)充(chong)才能(neng)正確掌握充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)。


  首先,快(kuai)(kuai)充(chong)(chong)(chong)和慢充(chong)(chong)(chong)是(shi)個相對的概念。有(you)(you)人曾問,充(chong)(chong)(chong)電(dian)(dian)器充(chong)(chong)(chong)電(dian)(dian)電(dian)(dian)流有(you)(you)200mA,是(shi)不是(shi)快(kuai)(kuai)充(chong)(chong)(chong)?這(zhe)個答案并不絕(jue)對,應該回答對于(yu)某些(xie)電(dian)(dian)池來(lai)說(shuo),它是(shi)快(kuai)(kuai)充(chong)(chong)(chong),而對于(yu)某些(xie)電(dian)(dian)池來(lai)說(shuo),它只是(shi)慢充(chong)(chong)(chong)。那我們究(jiu)竟怎樣(yang)來(lai)判別快(kuai)(kuai)充(chong)(chong)(chong)還是(shi)慢充(chong)(chong)(chong)呢(ni)?


  例如(ru)一(yi)(yi)(yi)節(jie)(jie)(jie)5號鎳氫電(dian)(dian)(dian)(dian)(dian)池的(de)電(dian)(dian)(dian)(dian)(dian)容量為(wei)1200mAH,而(er)(er)另一(yi)(yi)(yi)節(jie)(jie)(jie)則為(wei)1600mAH。把一(yi)(yi)(yi)節(jie)(jie)(jie)電(dian)(dian)(dian)(dian)(dian)池的(de)電(dian)(dian)(dian)(dian)(dian)容量稱為(wei)1C,可(ke)見1C只是一(yi)(yi)(yi)個邏輯概念,同樣(yang)的(de)1C,并不相等。在充(chong)電(dian)(dian)(dian)(dian)(dian)時(shi),充(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)流(liu)小(xiao)于0.1C時(shi),稱為(wei)涓(juan)流(liu)充(chong)電(dian)(dian)(dian)(dian)(dian)。顧名思義,是指(zhi)電(dian)(dian)(dian)(dian)(dian)流(liu)很小(xiao)。一(yi)(yi)(yi)般而(er)(er)言,涓(juan)流(liu)充(chong)電(dian)(dian)(dian)(dian)(dian)能(neng)夠把電(dian)(dian)(dian)(dian)(dian)池充(chong)的(de)很足,而(er)(er)不傷害電(dian)(dian)(dian)(dian)(dian)池壽(shou)命,但用(yong)涓(juan)流(liu)充(chong)電(dian)(dian)(dian)(dian)(dian)所花(hua)的(de)時(shi)間實在太(tai)長,因此很少單獨使(shi)用(yong),而(er)(er)是和其(qi)它(ta)充(chong)電(dian)(dian)(dian)(dian)(dian)方式(shi)結(jie)合使(shi)用(yong)。


  充電(dian)(dian)電(dian)(dian)流(liu)在(zai)0.1C-0.2C之間時,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則是快速(su)充電(dian)(dian)。而當充電(dian)(dian)電(dian)(dian)流(liu)大于(yu)0.8C時,稱之為(wei)超高速(su)充電(dian)(dian)。


  正(zheng)因為1C是(shi)(shi)個邏輯概(gai)念而非絕對值(zhi),因此根(gen)據1C折(zhe)算的快充(chong)(chong)(chong)(chong)慢充(chong)(chong)(chong)(chong)也是(shi)(shi)一個相對值(zhi)。前(qian)面例子中提(ti)到的200mA充(chong)(chong)(chong)(chong)電(dian)(dian)電(dian)(dian)流對于1200mAH的電(dian)(dian)池來說是(shi)(shi)慢充(chong)(chong)(chong)(chong),而對于700mAH的電(dian)(dian)池來說就是(shi)(shi)快充(chong)(chong)(chong)(chong)。


  放電說明


編輯本段注意事項
  充電(dian)(dian)(dian)電(dian)(dian)(dian)池(chi)(chi)的(de)(de)(de)(de)(de)(de)記憶(yi)效(xiao)(xiao)(xiao)(xiao)應,當記憶(yi)效(xiao)(xiao)(xiao)(xiao)應逐漸累積,會使(shi)電(dian)(dian)(dian)池(chi)(chi)的(de)(de)(de)(de)(de)(de)實際使(shi)用(yong)(yong)容(rong)量大(da)幅下降。要減輕記憶(yi)效(xiao)(xiao)(xiao)(xiao)應所帶(dai)來的(de)(de)(de)(de)(de)(de)負作用(yong)(yong),一(yi)個(ge)有(you)(you)效(xiao)(xiao)(xiao)(xiao)的(de)(de)(de)(de)(de)(de)方法就是放(fang)(fang)電(dian)(dian)(dian)。一(yi)般來講(jiang)由于鎳鎘電(dian)(dian)(dian)池(chi)(chi)的(de)(de)(de)(de)(de)(de)記憶(yi)效(xiao)(xiao)(xiao)(xiao)應比較明(ming)顯(xian),建議在(zai)反復(fu)充電(dian)(dian)(dian)使(shi)用(yong)(yong)5-10次后(hou)就作一(yi)次放(fang)(fang)電(dian)(dian)(dian),而鎳氫(qing)電(dian)(dian)(dian)池(chi)(chi)的(de)(de)(de)(de)(de)(de)記憶(yi)效(xiao)(xiao)(xiao)(xiao)應不太(tai)明(ming)顯(xian),可(ke)以(yi)在(zai)反復(fu)充電(dian)(dian)(dian)使(shi)用(yong)(yong)20-30次后(hou)作一(yi)次放(fang)(fang)電(dian)(dian)(dian)。在(zai)市場上銷售的(de)(de)(de)(de)(de)(de)一(yi)些高檔(dang)充電(dian)(dian)(dian)器自(zi)身(shen)帶(dai)有(you)(you)放(fang)(fang)電(dian)(dian)(dian)功能,但絕大(da)部(bu)分的(de)(de)(de)(de)(de)(de)中低檔(dang)充電(dian)(dian)(dian)器是沒(mei)有(you)(you)放(fang)(fang)電(dian)(dian)(dian)功能的(de)(de)(de)(de)(de)(de),這時該怎(zen)么辦呢?在(zai)了解(jie)了放(fang)(fang)電(dian)(dian)(dian)的(de)(de)(de)(de)(de)(de)原理后(hou),也可(ke)以(yi)自(zi)己嘗試著對電(dian)(dian)(dian)池(chi)(chi)進行放(fang)(fang)電(dian)(dian)(dian)。


  鎳鎘電池(chi)和鎳氫電池(chi)的(de)(de)標稱電壓(ya)是(shi)1.2V,但實(shi)際上(shang),電池(chi)的(de)(de)電壓(ya)是(shi)個(ge)變化(hua)的(de)(de)值(zhi),隨著(zhu)電量是(shi)否充(chong)足,圍繞著(zhu)1.2V左右進行波(bo)動。一(yi)般(ban)在1V-1.4V之間波(bo)動,不同品牌的(de)(de)電池(chi)由于工藝上(shang)的(de)(de)不盡相同,電壓(ya)波(bo)動范圍也不完全一(yi)致。


  對電(dian)(dian)(dian)(dian)池(chi)進行放(fang)(fang)電(dian)(dian)(dian)(dian)就(jiu)是采用(yong)很小的(de)(de)(de)放(fang)(fang)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)流(liu),使(shi)電(dian)(dian)(dian)(dian)池(chi)的(de)(de)(de)電(dian)(dian)(dian)(dian)壓緩慢下降(jiang)(jiang),下降(jiang)(jiang)到(dao)0.9V-1V之間(jian),就(jiu)應該停止放(fang)(fang)電(dian)(dian)(dian)(dian)。不建議將電(dian)(dian)(dian)(dian)池(chi)放(fang)(fang)電(dian)(dian)(dian)(dian)到(dao)0.9V之下,這樣做會造(zao)成過(guo)度(du)放(fang)(fang)電(dian)(dian)(dian)(dian),使(shi)電(dian)(dian)(dian)(dian)池(chi)受到(dao)不可(ke)逆的(de)(de)(de)傷害,上一(yi)篇(pian)曾說過(guo)的(de)(de)(de)充電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)池(chi)不適合(he)于用(yong)在(zai)家(jia)電(dian)(dian)(dian)(dian)遙控(kong)器中,就(jiu)是因為遙控(kong)器的(de)(de)(de)使(shi)用(yong)電(dian)(dian)(dian)(dian)流(liu)很小,長時(shi)間(jian)放(fang)(fang)在(zai)遙控(kong)器中使(shi)用(yong)很容易造(zao)成過(guo)度(du)放(fang)(fang)電(dian)(dian)(dian)(dian)。電(dian)(dian)(dian)(dian)池(chi)經(jing)過(guo)一(yi)次(ci)正確的(de)(de)(de)放(fang)(fang)電(dian)(dian)(dian)(dian)后,你會驚喜的(de)(de)(de)發(fa)現電(dian)(dian)(dian)(dian)池(chi)的(de)(de)(de)容量(liang)又恢復到(dao)原(yuan)來的(de)(de)(de)水平,因此當發(fa)現電(dian)(dian)(dian)(dian)池(chi)的(de)(de)(de)容量(liang)有所下降(jiang)(jiang)時(shi),就(jiu)最好(hao)作一(yi)次(ci)放(fang)(fang)電(dian)(dian)(dian)(dian)。


  自己對電(dian)(dian)池做放(fang)電(dian)(dian)有個簡(jian)便的(de)方法,就是接一個小電(dian)(dian)珠作為負載,但必須(xu)使用電(dian)(dian)表來監(jian)視(shi)電(dian)(dian)壓值的(de)變化,以(yi)防過度放(fang)電(dian)(dian)。


  對于(yu)充(chong)(chong)電器(qi)的(de)選(xuan)擇,究竟是(shi)選(xuan)擇快速(su)(su)(su)充(chong)(chong)電器(qi)還是(shi)慢速(su)(su)(su)恒流充(chong)(chong)電器(qi),這主(zhu)要看(kan)自己使用(yong)的(de)側重點。例(li)如經常(chang)外出使用(yong)數碼(ma)相(xiang)機(ji)等設(she)備的(de)朋友,就(jiu)(jiu)應該(gai)選(xuan)擇快速(su)(su)(su)充(chong)(chong)電器(qi),以滿足(zu)時間上的(de)要求(qiu),甚至可(ke)以購買(mai)超高(gao)速(su)(su)(su)的(de)充(chong)(chong)電器(qi),而只(zhi)使用(yong)隨身(shen)聽(ting)等設(she)備的(de)朋友,恒流充(chong)(chong)電器(qi)就(jiu)(jiu)能滿足(zu)需要


  在掌握(wo)了正確的充(chong)(chong)放電(dian)(dian)知(zhi)識(shi)后,大家(jia)一定能(neng)更好地使(shi)用自(zi)己的充(chong)(chong)電(dian)(dian)電(dian)(dian)池。請大家(jia)不要拘泥(ni)于快速充(chong)(chong)電(dian)(dian)。


  勿將(jiang)手機充電(dian)器(qi)放置于潮濕(shi)或者高(gao)溫的條件(jian)下(xia),這(zhe)樣減(jian)少(shao)手機充電(dian)器(qi)的使用壽命。


  在充電(dian)器的過程中會(hui)有一定的發熱現象,在正常的室溫(wen)下,只要(yao)不超過六十(shi)攝(she)氏度屬于正常顯示,是不會(hui)損害(hai)電(dian)池。由于手(shou)機的款(kuan)式和(he)充電(dian)的時(shi)間不一致(zhi),這與手(shou)機的充電(dian)器的充電(dian)性能無關。

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