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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。充電器在各個領域用(yong)途廣(guang)泛(fan),特別是在生活領域被廣(guang)泛(fan)用(yong)于手(shou)機、相機等等常見電(dian)(dian)器(qi)。充(chong)電(dian)(dian)器(qi)是采用(yong)電(dian)(dian)力(li)電(dian)(dian)子半導體器(qi)件,將電(dian)(dian)壓和(he)頻(pin)率固定不變(bian)的交流電(dian)(dian)變(bian)換為直流電(dian)(dian)的一種靜止(zhi)變(bian)流裝置。在以(yi)蓄(xu)電(dian)(dian)池為工作電(dian)(dian)源或備用(yong)電(dian)(dian)源的用(yong)電(dian)(dian)場合,充(chong)電(dian)(dian)器(qi)具(ju)有廣(guang)泛(fan)的應用(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。


  用充電器給電池(chi)充電時,一定要按電池(chi)的充電說明(ming)書選(xuan)用合適(shi)規格的充電器,并正確連接。否則會(hui)(hui)出(chu)現(xian)用電器損(sun)壞(huai)或安全事(shi)故,建議選(xuan)用智能(neng)型(xing)充電器,因(yin)為(wei)其(qi)保(bao)護完善。一般不會(hui)(hui)出(chu)現(xian)事(shi)故。

工作原理  所(suo)有手機(ji)充電(dian)(dian)器其實都(dou)是由一(yi)個(ge)穩定電(dian)(dian)源(主要是穩壓(ya)電(dian)(dian)源、提供穩定工作電(dian)(dian)壓(ya)和足夠的電(dian)(dian)流)加上必要的恒流、限壓(ya)、限時(shi)等(deng)控制電(dian)(dian)路構(gou)成。


  原裝充(chong)電器(指線充(chong))上所標注(zhu)的(de)(de)輸(shu)出參數:比(bi)如輸(shu)出4。4V/1A、輸(shu)出5.9V/400mA……就是(shi)指內(nei)部穩(wen)壓(ya)(ya)電源的(de)(de)相關參數。明白(bai)了這個道理,你(ni)很(hen)會知道一(yi)個(品質好(hao)的(de)(de))手(shou)機(ji)充(chong)電器很(hen)容(rong)易改成一(yi)個質量優良的(de)(de)穩(wen)壓(ya)(ya)電源! 比(bi)如輸(shu)出4.4V可(ke)以給4.5V的(de)(de)設備用,5.9V的(de)(de)可(ke)以給6V的(de)(de)設備用.

幾款較實用的充電器電路圖

幾款較實用(yong)的充電器電路圖(3張)

 右側給(gei)出了(le)幾款充(chong)電(dian)(dian)(dian)器(qi)電(dian)(dian)(dian)路原理圖:手(shou)機充(chong)電(dian)(dian)(dian)器(qi)電(dian)(dian)(dian)路圖、電(dian)(dian)(dian)動自(zi)行車電(dian)(dian)(dian)路圖和充(chong)電(dian)(dian)(dian)器(qi)電(dian)(dian)(dian)路圖、汽車電(dian)(dian)(dian)瓶充(chong)電(dian)(dian)(dian)器(qi)電(dian)(dian)(dian)路圖[1]。


按能源使用方式分類
  普通充(chong)電(dian)(dian)器:用(yong)普通家(jia)庭用(yong)電(dian)(dian)等通過變(bian)壓器提供能源。


  蓄(xu)電(dian)池充(chong)電(dian)器:是專門針對目前市(shi)場上廣泛(fan)應用的鉛酸(suan)免維護蓄(xu)電(dian)池或(huo)蓄(xu)電(dian)池組進(jin)行(xing)充(chong)電(dian)而設(she)計,整機(ji)體積(ji)小、重量輕、移(yi)動方便。


  太陽能充(chong)電(dian)器:利(li)用太陽能面(mian)板(ban)收集太陽能


  無線(xian)充電器:利用(yong)電磁耦合等原理(li)


  手搖(yao)充(chong)電器:利用人力


  干(gan)電(dian)池(chi)應急充(chong)(chong):利(li)用1節到幾節干(gan)電(dian)池(chi),提供應急充(chong)(chong)電(dian),一般大(da)概能提供十幾分鐘的(de)電(dian)能。

按使用產品的種類分類
  手機充電器


  萬能充電器


  筆記本充電器


  電動車充(chong)電器


  大型充(chong)電機(ji)等


  相機充電器


  電(dian)動玩具充電(dian)器

按使用方式分類
  高級商務(wu)充:商務(wu)旅行(xing)充電器,充電速度快(kuai)而且十分安全(quan),價格較一般充電器稍高;


  座式(shi)充(chong)(chong)電(dian)(dian)器:外(wai)型獨特、新穎美觀、攜帶方便,適充(chong)(chong)容量200-3000mAH的鋰離子(LI-ION)鎳氫(qing)(NI-Mh)手機電(dian)(dian)池充(chong)(chong)電(dian)(dian),內置智(zhi)能識別電(dian)(dian)路,能自動(dong)轉換充(chong)(chong)電(dian)(dian)器輸出極性以適用電(dian)(dian)池正負極,充(chong)(chong)電(dian)(dian)效果極佳,是家居/旅行時手機的理想伴侶;


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


  線式充(chong)電(dian)器:一般手(shou)機的直充(chong);


  車(che)載充電器:以車(che)上通用電源為(wei)供(gong)電裝置的充電器。

按原材料分類
  鎳氫(qing)鎳鎘充電器


  鋰(li)離子電(dian)池(chi)充電(dian)器


  鉛(qian)酸(suan)電(dian)池充電(dian)器

按級別分類
  軍(jun)品級充(chong)(chong)電(dian)(dian)器(工業充(chong)(chong)電(dian)(dian)器)


  民用級充電器


編輯本段組成部分
  1、金屬(shu)外殼(ke)


  2、輸入線(xian)、輸出線(xian)


  3、柔性線(xian)路(lu)板、電子元器件(電容(rong)、CPU、單(dan)片機(ji)、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)(chong)(chong)(chong)電(dian)(dian)是使(shi)用(yong)(yong)(yong)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)電(dian)(dian)池的(de)重(zhong)要(yao)步(bu)驟。適當合理的(de)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)對(dui)(dui)延長電(dian)(dian)池壽命(ming)很有(you)好處,而野蠻胡亂(luan)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)將會對(dui)(dui)電(dian)(dian)池壽命(ming)有(you)很大影響。鋰(li)電(dian)(dian)池基本(ben)都是根據各(ge)(ge)個產品單獨封裝(zhuang),互(hu)不通用(yong)(yong)(yong)的(de),因(yin)此各(ge)(ge)個產品也(ye)提供各(ge)(ge)自的(de)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)設備,互(hu)不通用(yong)(yong)(yong),在使(shi)用(yong)(yong)(yong)時只要(yao)遵(zun)循各(ge)(ge)自的(de)說(shuo)明(ming)書使(shi)用(yong)(yong)(yong)即(ji)可。所(suo)以(yi)本(ben)篇(pian)對(dui)(dui)電(dian)(dian)池充(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)的(de)介(jie)紹主要(yao)是指鎳(nie)鎘電(dian)(dian)池和(he)鎳(nie)氫電(dian)(dian)池。對(dui)(dui)鎳(nie)隔電(dian)(dian)池和(he)鎳(nie)氫電(dian)(dian)池充(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)有(you)兩種方式(shi),就是我們大家所(suo)熟知的(de)“快(kuai)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)”和(he)“慢(man)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)”。快(kuai)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)和(he)慢(man)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)是充(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)的(de)一個重(zhong)要(yao)概念,只有(you)了解了快(kuai)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)和(he)慢(man)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)才(cai)能(neng)正確掌握充(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)。


  首先,快(kuai)充(chong)和慢(man)充(chong)是(shi)(shi)個(ge)相對(dui)的概念(nian)。有人曾問(wen),充(chong)電(dian)器充(chong)電(dian)電(dian)流有200mA,是(shi)(shi)不(bu)是(shi)(shi)快(kuai)充(chong)?這(zhe)個(ge)答案并不(bu)絕對(dui),應該(gai)回答對(dui)于(yu)某(mou)些(xie)電(dian)池來說,它是(shi)(shi)快(kuai)充(chong),而對(dui)于(yu)某(mou)些(xie)電(dian)池來說,它只是(shi)(shi)慢(man)充(chong)。那我們究竟怎樣來判別快(kuai)充(chong)還是(shi)(shi)慢(man)充(chong)呢?


  例如一(yi)(yi)(yi)節(jie)5號鎳氫電(dian)(dian)(dian)(dian)池(chi)的(de)(de)電(dian)(dian)(dian)(dian)容量(liang)為1200mAH,而另一(yi)(yi)(yi)節(jie)則為1600mAH。把一(yi)(yi)(yi)節(jie)電(dian)(dian)(dian)(dian)池(chi)的(de)(de)電(dian)(dian)(dian)(dian)容量(liang)稱為1C,可見1C只是一(yi)(yi)(yi)個邏輯概念(nian),同樣的(de)(de)1C,并(bing)不(bu)相等(deng)。在充(chong)(chong)電(dian)(dian)(dian)(dian)時(shi),充(chong)(chong)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)流(liu)小于0.1C時(shi),稱為涓(juan)流(liu)充(chong)(chong)電(dian)(dian)(dian)(dian)。顧名思義,是指電(dian)(dian)(dian)(dian)流(liu)很小。一(yi)(yi)(yi)般而言,涓(juan)流(liu)充(chong)(chong)電(dian)(dian)(dian)(dian)能(neng)夠(gou)把電(dian)(dian)(dian)(dian)池(chi)充(chong)(chong)的(de)(de)很足(zu),而不(bu)傷害電(dian)(dian)(dian)(dian)池(chi)壽命,但用涓(juan)流(liu)充(chong)(chong)電(dian)(dian)(dian)(dian)所花的(de)(de)時(shi)間實在太長,因此(ci)很少單(dan)獨(du)使(shi)用,而是和(he)其它充(chong)(chong)電(dian)(dian)(dian)(dian)方式結合使(shi)用。


  充(chong)(chong)電(dian)電(dian)流在0.1C-0.2C之間(jian)時,稱(cheng)為(wei)慢速充(chong)(chong)電(dian)。充(chong)(chong)電(dian)電(dian)流大(da)于0.2C,小(xiao)于0.8C則是快速充(chong)(chong)電(dian)。而當(dang)充(chong)(chong)電(dian)電(dian)流大(da)于0.8C時,稱(cheng)之為(wei)超(chao)高速充(chong)(chong)電(dian)。


  正因為1C是個邏輯(ji)概念而(er)非絕對值,因此(ci)根據1C折算(suan)的(de)(de)快(kuai)充(chong)慢充(chong)也(ye)是一個相對值。前(qian)面例子中提到的(de)(de)200mA充(chong)電(dian)(dian)電(dian)(dian)流對于1200mAH的(de)(de)電(dian)(dian)池來說是慢充(chong),而(er)對于700mAH的(de)(de)電(dian)(dian)池來說就(jiu)是快(kuai)充(chong)。


  放電說明


編輯本段注意事項
  充電(dian)(dian)(dian)電(dian)(dian)(dian)池(chi)的(de)(de)記(ji)憶(yi)效(xiao)應(ying)(ying)(ying),當記(ji)憶(yi)效(xiao)應(ying)(ying)(ying)逐漸累積,會使(shi)電(dian)(dian)(dian)池(chi)的(de)(de)實際(ji)使(shi)用(yong)(yong)容(rong)量大幅下降(jiang)。要減輕記(ji)憶(yi)效(xiao)應(ying)(ying)(ying)所帶(dai)來的(de)(de)負作(zuo)(zuo)用(yong)(yong),一(yi)個(ge)有效(xiao)的(de)(de)方(fang)法就(jiu)是放(fang)電(dian)(dian)(dian)。一(yi)般來講由于鎳鎘電(dian)(dian)(dian)池(chi)的(de)(de)記(ji)憶(yi)效(xiao)應(ying)(ying)(ying)比較明(ming)顯,建議在反(fan)復充電(dian)(dian)(dian)使(shi)用(yong)(yong)5-10次(ci)后(hou)就(jiu)作(zuo)(zuo)一(yi)次(ci)放(fang)電(dian)(dian)(dian),而鎳氫(qing)電(dian)(dian)(dian)池(chi)的(de)(de)記(ji)憶(yi)效(xiao)應(ying)(ying)(ying)不太明(ming)顯,可以(yi)在反(fan)復充電(dian)(dian)(dian)使(shi)用(yong)(yong)20-30次(ci)后(hou)作(zuo)(zuo)一(yi)次(ci)放(fang)電(dian)(dian)(dian)。在市(shi)場(chang)上銷售的(de)(de)一(yi)些高檔(dang)(dang)充電(dian)(dian)(dian)器自身(shen)帶(dai)有放(fang)電(dian)(dian)(dian)功(gong)能(neng),但絕(jue)大部(bu)分的(de)(de)中(zhong)低檔(dang)(dang)充電(dian)(dian)(dian)器是沒有放(fang)電(dian)(dian)(dian)功(gong)能(neng)的(de)(de),這時該怎么辦呢?在了解了放(fang)電(dian)(dian)(dian)的(de)(de)原(yuan)理后(hou),也可以(yi)自己嘗試著對電(dian)(dian)(dian)池(chi)進行放(fang)電(dian)(dian)(dian)。


  鎳鎘電(dian)池(chi)和鎳氫電(dian)池(chi)的(de)標(biao)稱電(dian)壓(ya)是(shi)(shi)1.2V,但(dan)實際上,電(dian)池(chi)的(de)電(dian)壓(ya)是(shi)(shi)個變(bian)化(hua)的(de)值,隨(sui)著電(dian)量是(shi)(shi)否充(chong)足,圍(wei)繞著1.2V左右進行波動。一般在(zai)1V-1.4V之間(jian)波動,不(bu)同(tong)品牌的(de)電(dian)池(chi)由于工藝上的(de)不(bu)盡相同(tong),電(dian)壓(ya)波動范圍(wei)也不(bu)完全一致。


  對電(dian)(dian)(dian)(dian)池(chi)(chi)進行(xing)放(fang)電(dian)(dian)(dian)(dian)就是采用(yong)很(hen)小的(de)(de)放(fang)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)流,使(shi)電(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)電(dian)(dian)(dian)(dian)壓(ya)緩慢(man)下降,下降到0.9V-1V之(zhi)間(jian),就應該(gai)停止放(fang)電(dian)(dian)(dian)(dian)。不建議將電(dian)(dian)(dian)(dian)池(chi)(chi)放(fang)電(dian)(dian)(dian)(dian)到0.9V之(zhi)下,這樣做(zuo)會(hui)造(zao)成(cheng)過度放(fang)電(dian)(dian)(dian)(dian),使(shi)電(dian)(dian)(dian)(dian)池(chi)(chi)受到不可逆的(de)(de)傷(shang)害,上一篇曾說過的(de)(de)充電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)池(chi)(chi)不適合于用(yong)在(zai)家(jia)電(dian)(dian)(dian)(dian)遙控器中(zhong),就是因(yin)為(wei)遙控器的(de)(de)使(shi)用(yong)電(dian)(dian)(dian)(dian)流很(hen)小,長時間(jian)放(fang)在(zai)遙控器中(zhong)使(shi)用(yong)很(hen)容(rong)(rong)易造(zao)成(cheng)過度放(fang)電(dian)(dian)(dian)(dian)。電(dian)(dian)(dian)(dian)池(chi)(chi)經過一次(ci)正確的(de)(de)放(fang)電(dian)(dian)(dian)(dian)后(hou),你會(hui)驚喜的(de)(de)發(fa)現(xian)電(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)容(rong)(rong)量(liang)又(you)恢(hui)復(fu)到原來的(de)(de)水(shui)平,因(yin)此當發(fa)現(xian)電(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)容(rong)(rong)量(liang)有所下降時,就最好(hao)作一次(ci)放(fang)電(dian)(dian)(dian)(dian)。


  自己(ji)對電(dian)池做(zuo)放(fang)電(dian)有(you)個簡便的方法,就是接(jie)一(yi)個小電(dian)珠作為負載,但(dan)必須使(shi)用電(dian)表來監視電(dian)壓(ya)值的變(bian)化,以防(fang)過度放(fang)電(dian)。


  對于充(chong)(chong)(chong)電(dian)(dian)(dian)器(qi)的選(xuan)擇,究竟是選(xuan)擇快(kuai)速(su)充(chong)(chong)(chong)電(dian)(dian)(dian)器(qi)還(huan)是慢速(su)恒流(liu)充(chong)(chong)(chong)電(dian)(dian)(dian)器(qi),這主要(yao)看自己(ji)使用(yong)(yong)的側重點(dian)。例如經常外出使用(yong)(yong)數碼相機等設備(bei)的朋(peng)友,就應該選(xuan)擇快(kuai)速(su)充(chong)(chong)(chong)電(dian)(dian)(dian)器(qi),以滿(man)足時間上的要(yao)求,甚至可以購買超高速(su)的充(chong)(chong)(chong)電(dian)(dian)(dian)器(qi),而(er)只(zhi)使用(yong)(yong)隨身聽(ting)等設備(bei)的朋(peng)友,恒流(liu)充(chong)(chong)(chong)電(dian)(dian)(dian)器(qi)就能滿(man)足需要(yao)


  在掌握了正確的充放(fang)電(dian)知(zhi)識后,大家一定能更(geng)好地(di)使(shi)用自己的充電(dian)電(dian)池。請(qing)大家不要(yao)拘(ju)泥于快(kuai)速充電(dian)。


  勿將手(shou)機充(chong)電器放置于潮濕(shi)或者高溫的條件下(xia),這樣減少手(shou)機充(chong)電器的使用壽命。


  在充電(dian)(dian)器的(de)(de)過(guo)程中會(hui)有一定的(de)(de)發熱現象,在正(zheng)常的(de)(de)室溫下(xia),只(zhi)要不超過(guo)六十(shi)攝氏度(du)屬于正(zheng)常顯示(shi),是不會(hui)損害電(dian)(dian)池。由于手(shou)機的(de)(de)款式和充電(dian)(dian)的(de)(de)時間不一致,這與手(shou)機的(de)(de)充電(dian)(dian)器的(de)(de)充電(dian)(dian)性(xing)能無關。

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