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(ge)個(ge)領域(yu)用(yong)(yong)途廣泛(fan),特別(bie)是(shi)在生活領域(yu)被廣泛(fan)用(yong)(yong)于手機、相機等(deng)等(deng)常(chang)見(jian)電(dian)器。充(chong)(chong)電(dian)器是(shi)采用(yong)(yong)電(dian)力(li)電(dian)子半導體(ti)器件,將電(dian)壓和頻(pin)率固定(ding)不變(bian)的(de)(de)交(jiao)流電(dian)變(bian)換為直(zhi)流電(dian)的(de)(de)一種靜止變(bian)流裝置。在以蓄電(dian)池為工作電(dian)源(yuan)或備用(yong)(yong)電(dian)源(yuan)的(de)(de)用(yong)(yong)電(dian)場合,充(chong)(chong)電(dian)器具有廣泛(fan)的(de)(de)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。
用充(chong)電(dian)(dian)器給電(dian)(dian)池(chi)充(chong)電(dian)(dian)時,一定要按電(dian)(dian)池(chi)的充(chong)電(dian)(dian)說明書(shu)選(xuan)用合適規格的充(chong)電(dian)(dian)器,并正確連接。否(fou)則會(hui)出現用電(dian)(dian)器損(sun)壞或安全事故,建議(yi)選(xuan)用智能型充(chong)電(dian)(dian)器,因(yin)為其保護完善。一般不會(hui)出現事故。
工(gong)作原理 所有手機充電(dian)(dian)器其實(shi)都是由一個穩定電(dian)(dian)源(主要是穩壓(ya)電(dian)(dian)源、提供穩定工(gong)作電(dian)(dian)壓(ya)和足夠(gou)的電(dian)(dian)流)加上(shang)必(bi)要的恒流、限(xian)壓(ya)、限(xian)時(shi)等(deng)控(kong)制電(dian)(dian)路構成(cheng)。
原裝充(chong)電(dian)器(qi)(指線(xian)充(chong))上所(suo)標注的(de)(de)(de)輸(shu)出參數:比如(ru)輸(shu)出4。4V/1A、輸(shu)出5.9V/400mA……就是指內部穩壓電(dian)源的(de)(de)(de)相關參數。明白(bai)了這個道(dao)理,你很(hen)會知道(dao)一個(品質(zhi)好的(de)(de)(de))手機充(chong)電(dian)器(qi)很(hen)容易(yi)改成一個質(zhi)量優良(liang)的(de)(de)(de)穩壓電(dian)源! 比如(ru)輸(shu)出4.4V可以(yi)給(gei)4.5V的(de)(de)(de)設備用,5.9V的(de)(de)(de)可以(yi)給(gei)6V的(de)(de)(de)設備用.
右側給出(chu)了幾款(kuan)充電(dian)(dian)器(qi)(qi)電(dian)(dian)路(lu)(lu)原理圖(tu)(tu)(tu):手(shou)機充電(dian)(dian)器(qi)(qi)電(dian)(dian)路(lu)(lu)圖(tu)(tu)(tu)、電(dian)(dian)動(dong)自行車電(dian)(dian)路(lu)(lu)圖(tu)(tu)(tu)和(he)充電(dian)(dian)器(qi)(qi)電(dian)(dian)路(lu)(lu)圖(tu)(tu)(tu)、汽(qi)車電(dian)(dian)瓶充電(dian)(dian)器(qi)(qi)電(dian)(dian)路(lu)(lu)圖(tu)(tu)(tu)[1]。
按能源使用方式分類
普(pu)通(tong)充電器(qi):用(yong)普(pu)通(tong)家庭(ting)用(yong)電等通(tong)過(guo)變(bian)壓器(qi)提供能源。
蓄電(dian)池充電(dian)器:是專門針對目(mu)前(qian)市場上廣泛(fan)應用(yong)的鉛酸免(mian)維護蓄電(dian)池或蓄電(dian)池組進行充電(dian)而設計,整機體積小、重量輕、移動方便。
太(tai)陽(yang)能充電(dian)器:利(li)用太(tai)陽(yang)能面板收集太(tai)陽(yang)能
無線充電器:利用電磁耦合(he)等(deng)原理
手搖充電器:利(li)用人力
干(gan)電(dian)池(chi)應急充:利用1節(jie)到幾節(jie)干(gan)電(dian)池(chi),提(ti)供(gong)應急充電(dian),一般大概能提(ti)供(gong)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
筆記本充(chong)電器
電(dian)動車充電(dian)器
大(da)型充電(dian)機等
相機充電器
電(dian)動玩(wan)具(ju)充電(dian)器
按使用方式分類
高級(ji)商(shang)(shang)務充:商(shang)(shang)務旅行充電器(qi),充電速度快而且十分安全,價格較(jiao)一般充電器(qi)稍(shao)高;
座(zuo)式充電器:外型獨特、新穎美觀(guan)、攜帶方便(bian),適充容量200-3000mAH的(de)鋰離子(LI-ION)鎳氫(NI-Mh)手機(ji)電池充電,內置智能識別電路,能自動轉換(huan)充電器輸(shu)出極(ji)性以適用電池正負極(ji),充電效果極(ji)佳,是(shi)家居/旅行時手機(ji)的(de)理想伴侶(lv);
USB充(chong)電(dian)器:帶USB輸出接口(kou),保給MP3/4、數(shu)碼相機等充(chong)電(dian);
線式充電(dian)器(qi):一般手機的直充;
車載充電(dian)(dian)器:以車上通用電(dian)(dian)源為供電(dian)(dian)裝置的(de)充電(dian)(dian)器。
按原材料分類
鎳氫鎳鎘(ge)充電(dian)器
鋰離子電(dian)池(chi)充電(dian)器
鉛酸(suan)電池充(chong)電器
按級別分類
軍品級充電(dian)器(工業充電(dian)器)
民用級充電器
編輯本段組成部分
1、金屬外(wai)殼
2、輸入(ru)線、輸出線
3、柔性線(xian)路板(ban)、電子元器件(電容、CPU、單(dan)片機(ji)、MOS管、三(san)極管、開關管)
編輯本段使用方法
一、充電常識
充(chong)(chong)電(dian)(dian)(dian)是(shi)使(shi)用(yong)(yong)充(chong)(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)池(chi)(chi)(chi)的(de)重(zhong)要步驟。適當合理的(de)充(chong)(chong)電(dian)(dian)(dian)對延長電(dian)(dian)(dian)池(chi)(chi)(chi)壽命很有(you)(you)好處,而野(ye)蠻(man)胡亂充(chong)(chong)電(dian)(dian)(dian)將會對電(dian)(dian)(dian)池(chi)(chi)(chi)壽命有(you)(you)很大(da)影響。鋰電(dian)(dian)(dian)池(chi)(chi)(chi)基本(ben)都是(shi)根據各個(ge)(ge)產品單獨封裝,互不(bu)通(tong)用(yong)(yong)的(de),因此各個(ge)(ge)產品也提供各自的(de)充(chong)(chong)電(dian)(dian)(dian)設備,互不(bu)通(tong)用(yong)(yong),在使(shi)用(yong)(yong)時只要遵循各自的(de)說明書使(shi)用(yong)(yong)即可。所(suo)以本(ben)篇對電(dian)(dian)(dian)池(chi)(chi)(chi)充(chong)(chong)電(dian)(dian)(dian)的(de)介(jie)紹主要是(shi)指(zhi)鎳(nie)鎘電(dian)(dian)(dian)池(chi)(chi)(chi)和鎳(nie)氫(qing)電(dian)(dian)(dian)池(chi)(chi)(chi)。對鎳(nie)隔電(dian)(dian)(dian)池(chi)(chi)(chi)和鎳(nie)氫(qing)電(dian)(dian)(dian)池(chi)(chi)(chi)充(chong)(chong)電(dian)(dian)(dian)有(you)(you)兩種方式,就是(shi)我(wo)們大(da)家所(suo)熟知的(de)“快(kuai)(kuai)充(chong)(chong)”和“慢(man)充(chong)(chong)”。快(kuai)(kuai)充(chong)(chong)和慢(man)充(chong)(chong)是(shi)充(chong)(chong)電(dian)(dian)(dian)的(de)一個(ge)(ge)重(zhong)要概(gai)念,只有(you)(you)了解(jie)了快(kuai)(kuai)充(chong)(chong)和慢(man)充(chong)(chong)才(cai)能正確掌握(wo)充(chong)(chong)電(dian)(dian)(dian)。
首先,快(kuai)(kuai)充(chong)(chong)(chong)和慢充(chong)(chong)(chong)是(shi)(shi)個相對(dui)(dui)的概(gai)念(nian)。有人曾(ceng)問,充(chong)(chong)(chong)電(dian)器充(chong)(chong)(chong)電(dian)電(dian)流有200mA,是(shi)(shi)不是(shi)(shi)快(kuai)(kuai)充(chong)(chong)(chong)?這個答案并不絕(jue)對(dui)(dui),應該回答對(dui)(dui)于某(mou)些電(dian)池來說,它是(shi)(shi)快(kuai)(kuai)充(chong)(chong)(chong),而對(dui)(dui)于某(mou)些電(dian)池來說,它只是(shi)(shi)慢充(chong)(chong)(chong)。那我們(men)究竟怎樣來判(pan)別快(kuai)(kuai)充(chong)(chong)(chong)還是(shi)(shi)慢充(chong)(chong)(chong)呢?
例如一(yi)節5號鎳氫(qing)電(dian)(dian)(dian)(dian)池(chi)的電(dian)(dian)(dian)(dian)容(rong)量為(wei)1200mAH,而(er)(er)(er)另(ling)一(yi)節則為(wei)1600mAH。把一(yi)節電(dian)(dian)(dian)(dian)池(chi)的電(dian)(dian)(dian)(dian)容(rong)量稱為(wei)1C,可見1C只(zhi)是(shi)一(yi)個(ge)邏輯(ji)概念(nian),同(tong)樣的1C,并(bing)不相等。在(zai)充(chong)電(dian)(dian)(dian)(dian)時(shi),充(chong)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)流小(xiao)(xiao)于(yu)0.1C時(shi),稱為(wei)涓(juan)(juan)流充(chong)電(dian)(dian)(dian)(dian)。顧名思義,是(shi)指(zhi)電(dian)(dian)(dian)(dian)流很(hen)(hen)小(xiao)(xiao)。一(yi)般(ban)而(er)(er)(er)言(yan),涓(juan)(juan)流充(chong)電(dian)(dian)(dian)(dian)能夠把電(dian)(dian)(dian)(dian)池(chi)充(chong)的很(hen)(hen)足,而(er)(er)(er)不傷(shang)害(hai)電(dian)(dian)(dian)(dian)池(chi)壽命,但用(yong)(yong)涓(juan)(juan)流充(chong)電(dian)(dian)(dian)(dian)所花的時(shi)間實在(zai)太長,因(yin)此很(hen)(hen)少(shao)單獨使用(yong)(yong),而(er)(er)(er)是(shi)和(he)其它充(chong)電(dian)(dian)(dian)(dian)方式(shi)結合使用(yong)(yong)。
充(chong)(chong)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)流(liu)(liu)在0.1C-0.2C之間(jian)時,稱為(wei)慢速(su)充(chong)(chong)電(dian)(dian)(dian)(dian)。充(chong)(chong)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)流(liu)(liu)大于(yu)(yu)(yu)0.2C,小于(yu)(yu)(yu)0.8C則是快(kuai)速(su)充(chong)(chong)電(dian)(dian)(dian)(dian)。而當充(chong)(chong)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)流(liu)(liu)大于(yu)(yu)(yu)0.8C時,稱之為(wei)超高速(su)充(chong)(chong)電(dian)(dian)(dian)(dian)。
正因為(wei)1C是(shi)個邏(luo)輯概念而(er)非絕對值(zhi),因此根據(ju)1C折算的(de)快(kuai)充(chong)(chong)慢充(chong)(chong)也(ye)是(shi)一個相對值(zhi)。前面例(li)子(zi)中提到的(de)200mA充(chong)(chong)電電流(liu)對于(yu)1200mAH的(de)電池來說是(shi)慢充(chong)(chong),而(er)對于(yu)700mAH的(de)電池來說就是(shi)快(kuai)充(chong)(chong)。
放電說明
編輯本段注意事項
充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)記憶效(xiao)應(ying)(ying),當記憶效(xiao)應(ying)(ying)逐漸(jian)累(lei)積,會使(shi)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)實際使(shi)用(yong)容量大幅下(xia)降。要減輕記憶效(xiao)應(ying)(ying)所帶(dai)來的(de)(de)負作(zuo)用(yong),一個有(you)效(xiao)的(de)(de)方法就是放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)。一般來講由于鎳鎘電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)記憶效(xiao)應(ying)(ying)比較明顯,建議在(zai)反復(fu)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)使(shi)用(yong)5-10次后(hou)就作(zuo)一次放(fang)(fang)電(dian)(dian)(dian)(dian)(dian),而鎳氫電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)記憶效(xiao)應(ying)(ying)不太(tai)明顯,可(ke)(ke)以(yi)在(zai)反復(fu)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)使(shi)用(yong)20-30次后(hou)作(zuo)一次放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)。在(zai)市場上(shang)銷售的(de)(de)一些(xie)高檔充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)自身帶(dai)有(you)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)功(gong)能(neng)(neng),但絕大部分的(de)(de)中低檔充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)是沒有(you)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)功(gong)能(neng)(neng)的(de)(de),這時(shi)該怎(zen)么辦呢?在(zai)了解了放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)的(de)(de)原理后(hou),也可(ke)(ke)以(yi)自己嘗試著對(dui)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)進(jin)行放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)。
鎳鎘電(dian)(dian)池和鎳氫電(dian)(dian)池的(de)(de)標稱(cheng)電(dian)(dian)壓是(shi)1.2V,但實際上(shang),電(dian)(dian)池的(de)(de)電(dian)(dian)壓是(shi)個變化的(de)(de)值,隨(sui)著電(dian)(dian)量是(shi)否充足,圍(wei)(wei)繞著1.2V左右進行(xing)波動。一般在1V-1.4V之(zhi)間波動,不同品牌(pai)的(de)(de)電(dian)(dian)池由于工藝上(shang)的(de)(de)不盡相同,電(dian)(dian)壓波動范圍(wei)(wei)也不完全一致。
對電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池進(jin)行放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)就(jiu)(jiu)是采(cai)用(yong)(yong)很小的(de)(de)(de)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu),使電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓緩(huan)慢下降,下降到(dao)0.9V-1V之(zhi)間(jian),就(jiu)(jiu)應該(gai)停止放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)。不建議將電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)到(dao)0.9V之(zhi)下,這樣做會造(zao)成(cheng)過度(du)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian),使電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池受到(dao)不可逆的(de)(de)(de)傷害,上一篇(pian)曾(ceng)說過的(de)(de)(de)充電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池不適合于(yu)用(yong)(yong)在家電(dian)(dian)(dian)(dian)(dian)(dian)(dian)遙(yao)控器中(zhong)(zhong),就(jiu)(jiu)是因為遙(yao)控器的(de)(de)(de)使用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)很小,長時間(jian)放(fang)在遙(yao)控器中(zhong)(zhong)使用(yong)(yong)很容易造(zao)成(cheng)過度(du)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池經過一次正確(que)的(de)(de)(de)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)后,你會驚(jing)喜(xi)的(de)(de)(de)發現(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池的(de)(de)(de)容量(liang)又(you)恢復(fu)到(dao)原(yuan)來的(de)(de)(de)水平(ping),因此當發現(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池的(de)(de)(de)容量(liang)有(you)所下降時,就(jiu)(jiu)最(zui)好作(zuo)一次放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)。
自己對電池做放(fang)電有個簡便的方法,就是接一個小電珠作為負載,但(dan)必須使用電表來(lai)監視電壓(ya)值的變化,以防(fang)過度放(fang)電。
對于充電(dian)(dian)(dian)器(qi)的(de)(de)選(xuan)擇(ze),究竟(jing)是選(xuan)擇(ze)快(kuai)速(su)(su)充電(dian)(dian)(dian)器(qi)還是慢(man)速(su)(su)恒流(liu)充電(dian)(dian)(dian)器(qi),這主(zhu)要看自己(ji)使用(yong)的(de)(de)側重點。例(li)如經常外出使用(yong)數(shu)碼相機等設(she)備(bei)的(de)(de)朋(peng)友(you),就應該(gai)選(xuan)擇(ze)快(kuai)速(su)(su)充電(dian)(dian)(dian)器(qi),以(yi)(yi)滿足時間上的(de)(de)要求,甚至(zhi)可以(yi)(yi)購買超高速(su)(su)的(de)(de)充電(dian)(dian)(dian)器(qi),而只(zhi)使用(yong)隨(sui)身聽(ting)等設(she)備(bei)的(de)(de)朋(peng)友(you),恒流(liu)充電(dian)(dian)(dian)器(qi)就能滿足需(xu)要
在掌握了正確的充(chong)放電知識后(hou),大(da)家(jia)一定能更(geng)好地使(shi)用自己的充(chong)電電池。請大(da)家(jia)不要拘泥(ni)于快(kuai)速充(chong)電。
勿(wu)將(jiang)手機充電(dian)器放置于潮濕(shi)或者高溫(wen)的(de)條件下,這樣(yang)減(jian)少手機充電(dian)器的(de)使(shi)用壽命。
在充(chong)電器的過程(cheng)中會(hui)有(you)一定(ding)的發(fa)熱現(xian)象,在正常的室(shi)溫(wen)下,只(zhi)要(yao)不超(chao)過六十(shi)攝(she)氏(shi)度屬于正常顯示,是不會(hui)損害(hai)電池。由于手機(ji)的款(kuan)式和(he)充(chong)電的時間不一致,這與手機(ji)的充(chong)電器的充(chong)電性能無(wu)關。