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充電電池基本常識和及其專業術語

1、什么是1C充電電流?

例如一節5號鎳氫電池的電容量為1200mAH,而另一節則為1600mAH。我們把一節電池的電容量稱為1C,可見1C只是一個邏輯概念,同樣的1C并不相等,1C充電電流可以是1200mA,也可以是1600mA。
2、什么是快速充電?
充電電流大于0.2C,小于0.8C則是快速充電。
3、什么是慢速充電?
充電電流在0.1C-0.2C之間時,我們稱為慢速充電。
4、什么是涓流充電?
充電電流小于0.1C時,我們稱為涓流充電。
5、什么是超高速充電?
充電電流大于0.8C時,我們稱之為超高速充電。
6、什么是恒流充電方式?
恒流充電法是保持充電電流強度不變的充電方法。
恒流充電器通常使用慢速充電電流。 
對(dui)充(chong)電(dian)(dian)(dian)(dian)時(shi)(shi)(shi)間的(de)計算有個簡單(dan)的(de)公式(shi):Hour=1.5C/充(chong)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)流(liu)。例如:對(dui)1200mAH的(de)電(dian)(dian)(dian)(dian)池充(chong)電(dian)(dian)(dian)(dian),充(chong)電(dian)(dian)(dian)(dian)器的(de)充(chong)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)流(liu)為(wei)150mA,則時(shi)(shi)(shi)間為(wei) 1800mAH/150mA等于12小時(shi)(shi)(shi)。當然(ran)在很多時(shi)(shi)(shi)候并(bing)不(bu)能(neng)計算出(chu)正好(hao)的(de)時(shi)(shi)(shi)間,我們(men)可以挑(tiao)離得最近的(de)半小時(shi)(shi)(shi)以方便記時(shi)(shi)(shi)。例如:充(chong)電(dian)(dian)(dian)(dian)器的(de)電(dian)(dian)(dian)(dian)流(liu)為(wei) 160mA,對(dui)1400mAH的(de)電(dian)(dian)(dian)(dian)池充(chong)電(dian)(dian)(dian)(dian),則時(shi)(shi)(shi)間為(wei)2100mAH/160mA約為(wei)13小時(shi)(shi)(shi),而不(bu)用計算到分(fen)。

7、什么是快速自動充電方式?
  通常所使用的是余弦法充電,也就是說并非用恒定的大電流充電,而是像余弦波那樣電流強度隨之變化,這樣能緩解熱量的積聚,從而將溫度控制在一定范圍內。
8、什么是脈沖式充電法?
脈沖充電方式首先是用脈沖電流對電池充電,然后讓電池停充一段時間,如此循環。
9、大電流充電對電池壽命的影響大不大?
大電流充電對電池壽命的影響是很小的,在很多情況下我們都要用到快速充電甚至超高速充電,充電電流有時可以達到2C或更高。
大電流并不是電池殺手,真正對電池壽命產生影響的是大電流充電時產生的高熱。
10、如何解決大電流充電過程中的發熱問題(過溫保護)?
  過高的溫度對充電電池是有害的,在慢速恒流充電器中,由于是慢速充電,產生的熱量在可控制范圍內,因此并不需要采取特殊的措施。但在快速自動充電器中,采用快充電流就會產生更高的溫度。
因此目前市場上的快速自動充電器都采用了各種方法來降低充電時的溫度,通常所使用的是余弦法。一些充電器甚至加裝散熱風扇來解決發熱問題。
11、超高速充電器如何進行過熱保護?
   由于超高速充電器需要極大的充電電流,有些甚至使用了2C-3C的充電電流,其發熱問題尤為嚴重,僅僅采用余弦波充電還不夠,因此這類充電器很多都采用在一個余弦波后插入一個很短暫的放電這種方法。這種做法可以緩解由于反電勢消耗充電電流所產生的熱量積累,從而進一步控制溫度。
12、什么是-△V保護?
使(shi)用(yong)(yong)(yong)快速充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)的(de)(de)(de)另一(yi)(yi)個問(wen)(wen)題(ti)(ti)是(shi),當(dang)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)時間到了(le)(le)之后如果忘記停止充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian),對(dui)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池的(de)(de)(de)傷害要(yao)遠大(da)于慢(man)速恒流(liu)(liu)(liu)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)過(guo)充(chong)(chong)(chong)(chong)產生的(de)(de)(de)傷害。因(yin)此為了(le)(le)解(jie)決(jue)過(guo)充(chong)(chong)(chong)(chong)問(wen)(wen)題(ti)(ti),快速充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)一(yi)(yi)般都采(cai)用(yong)(yong)(yong)了(le)(le)比(bi)如-△V保護等方法(fa)來判斷(duan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池是(shi)否接近充(chong)(chong)(chong)(chong)滿(man),這(zhe)些充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)都使(shi)用(yong)(yong)(yong)了(le)(le)控(kong)制電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路或(huo)者IC芯片(pian)來完成這(zhe)一(yi)(yi)任務。當(dang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池接近充(chong)(chong)(chong)(chong)滿(man)時,控(kong)制電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路會自動(dong)轉入涓流(liu)(liu)(liu)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)模式,對(dui)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池進行涓流(liu)(liu)(liu)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。采(cai)用(yong)(yong)(yong)涓流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)對(dui)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池進行充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)好(hao)(hao)處(chu)是(shi)很(hen)明顯的(de)(de)(de),其(qi)一(yi)(yi)如前所(suo)述,涓流(liu)(liu)(liu)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)能將(jiang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池充(chong)(chong)(chong)(chong)的(de)(de)(de)很(hen)滿(man),其(qi)次(ci)就(jiu)是(shi)不用(yong)(yong)(yong)擔心過(guo)充(chong)(chong)(chong)(chong)的(de)(de)(de)問(wen)(wen)題(ti)(ti),因(yin)此進行充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)好(hao)(hao)處(chu)是(shi)很(hen)明顯的(de)(de)(de),其(qi)一(yi)(yi)如前所(suo)述,涓流(liu)(liu)(liu)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)能將(jiang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池充(chong)(chong)(chong)(chong)的(de)(de)(de)很(hen)滿(man),其(qi)次(ci)就(jiu)是(shi)不用(yong)(yong)(yong)擔心過(guo)充(chong)(chong)(chong)(chong)的(de)(de)(de)問(wen)(wen)題(ti)(ti),因(yin)此使(shi)用(yong)(yong)(yong)這(zhe)類充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)的(de)(de)(de)最大(da)好(hao)(hao)處(chu)就(jiu)是(shi)不用(yong)(yong)(yong)再去計(ji)算(suan)時間。

13、常見的充電控制方式有哪些? 
  為避免電池過充,需要在必要時對充電過程或在充電完成時予以控制或終止。常見的充電控制方法有以下六種: 
1)時間控制: 
通過設置一(yi)定的充(chong)(chong)電時間(jian)來(lai)控(kong)制充(chong)(chong)電終點,一(yi)般按照充(chong)(chong)入120%~150%電池標(biao)稱(cheng)容量(liang)(liang)所需(xu)的對(dui)應時間(jian)來(lai)控(kong)制。標(biao)準充(chong)(chong)電一(yi)般采(cai)用(yong)時間(jian)控(kong)制方(fang)式(shi),比如按照IEC標(biao)準測試電池容量(liang)(liang)時即(ji)采(cai)用(yong)0.1C充(chong)(chong)電16小(xiao)時的方(fang)法。

2)-△V控制: 
  當電(dian)池(chi)(chi)充(chong)滿電(dian)時,電(dian)池(chi)(chi)電(dian)壓會(hui)達到一個峰值(zhi),然后電(dian)壓會(hui)下(xia)降。當電(dian)壓下(xia)降一定的(de)值(zhi)時,終(zhong)止充(chong)電(dian)。

3)峰值電壓控制: 
通過檢測電(dian)池的(de)電(dian)壓來(lai)判斷(duan)充電(dian)的(de)終(zhong)點(dian),當電(dian)壓達到峰值時,終(zhong)止充電(dian)。

4)溫度控制: 
電(dian)池(chi)在充(chong)電(dian)過程(cheng)中,溫(wen)度(du)會(hui)逐漸(jian)升高。充(chong)滿電(dian)時(shi),電(dian)池(chi)溫(wen)度(du)與周圍環境溫(wen)度(du)的差值會(hui)達到最(zui)(zui)大。當差值最(zui)(zui)大時(shi)停止充(chong)電(dian)

5)dT/dt控制: 
通(tong)過檢測電(dian)池(chi)溫度相對于(yu)充(chong)電(dian)時(shi)間的(de)(de)變化率(lv)來判斷充(chong)電(dian)的(de)(de)終點。

6)TCO控制: 
當(dang)電池溫度(du)升高一定數值(zhi)時停止充電。

充電電池的種類
鎳鎘電池(Ni-Cd) 
電壓:1.2V 
使用壽命為:500次
放電溫度為:-20度~60度
充電溫度為:0度~45度

溫度為:0度~45度
備注(zhu):耐過充能力較強。

鎳氫電池(Ni-Mh) 
電壓:1.2V 
使用壽命為:1000次
放電溫度為:-10度~45度
充電溫度為:10度~45度
備注:目前最高容(rong)量是2100mAh左右。

鋰離子電池(Li-lon) 
電壓:3.6V 
使用壽命為:500次
放電溫度為:-20度~60度
充電溫度為:0度~45度
備注:重(zhong)量比鎳氫電池輕30%~40%,容量高出鎳氫電池60%以上。但是不耐過充,如果過充會造(zao)成溫度過高而破壞結構=>爆(bao)炸。

鋰聚合物電池(Li-polymer) 
電壓:3.7V 
使用壽命為:500次
放電溫度為:-20度~60度
充電溫度為:0度~45度
備注:鋰電(dian)的改良型,沒有電(dian)池(chi)(chi)液,而改用聚合物電(dian)解質,可(ke)以做成各種形狀,比鋰電(dian)池(chi)(chi)穩定。

  鉛酸電池(Sealed) 
電壓:2V 
使用壽命為:200~300次
放電溫度為:0度~45度
充(chong)電(dian)溫度(du)(du)為(wei):0度(du)(du)~45度(du)(du)


溫度為:0度~45度
備注(zhu):就是一(yi)般(ban)車用電瓶(它是以(yi)6個2V串(chuan)聯成12V的),免(mian)加水(shui)的電池使用壽(shou)命長達10年,但體(ti)積和(he)重量是最大(da)的。

  電池充電的名詞解釋
充電率(C-rate) 
C是Capacity的第一個字母,用來表示電池充放電時電流的大小數值。
例如:充電(dian)電(dian)池的額定容(rong)量為(wei)1100mAh時(shi),即(ji)表示以1100mAh(1C)放電(dian)時(shi)間(jian)可(ke)持續1小時(shi),如以200mA(0.2C)放電(dian)時(shi)間(jian)可(ke)持續5小時(shi),充電(dian)也可(ke)按此對照計算。

  終止電壓(Cut-off discharge voltage) 
指電池放電時,電壓下降到電池不宜再繼續放電的最低工作電壓值。
根據不同(tong)的(de)(de)(de)電池(chi)類型(xing)及(ji)不同(tong)的(de)(de)(de)放電條件,對(dui)電池(chi)的(de)(de)(de)容量(liang)和壽(shou)命的(de)(de)(de)要求也不同(tong),因此規定的(de)(de)(de)電池(chi)放電的(de)(de)(de)終止電壓也不相(xiang)同(tong)。

  開路電壓(Open circuit voltage OCV) 
電池不放電時,電池兩極之間的電位差被稱為開路電壓。
電(dian)池的(de)(de)開路電(dian)壓,會依電(dian)池正、負極與電(dian)解液的(de)(de)材(cai)(cai)料(liao)(liao)而異,如(ru)果電(dian)池正、負極的(de)(de)材(cai)(cai)料(liao)(liao)完(wan)全一(yi)(yi)樣,那么不管電(dian)池的(de)(de)體積有多大,幾(ji)何結構如(ru)何變化,起開路電(dian)壓都一(yi)(yi)樣的(de)(de)。

  放電深度(Depth of discharge DOD) 
  在電池使用過程中,電池放出的容量占其額定容量的百分比,稱為放電深度。
放(fang)電(dian)深(shen)度的(de)高(gao)低(di)和二(er)次電(dian)池(chi)的(de)充(chong)電(dian)壽命(ming)有很(hen)深(shen)的(de)關(guan)系,當(dang)二(er)次電(dian)池(chi)的(de)放(fang)電(dian)深(shen)度越(yue)深(shen),其(qi)充(chong)電(dian)壽命(ming)就(jiu)越(yue)短,因此在使用時(shi)應(ying)盡(jin)量(liang)避(bi)免深(shen)度放(fang)電(dian)。

  過放電(Over discharge) 
電(dian)(dian)(dian)池(chi)(chi)(chi)若是(shi)在(zai)放(fang)電(dian)(dian)(dian)過(guo)程(cheng)中,超過(guo)電(dian)(dian)(dian)池(chi)(chi)(chi)放(fang)電(dian)(dian)(dian)的終止電(dian)(dian)(dian)壓(ya)值,還繼(ji)續放(fang)電(dian)(dian)(dian)時(shi)就可(ke)能會造成電(dian)(dian)(dian)池(chi)(chi)(chi)內壓(ya)升(sheng)高,正、負極活性(xing)物質的可(ke)逆(ni)性(xing)遭到損壞,使電(dian)(dian)(dian)池(chi)(chi)(chi)的容量(liang)產生明顯減少。

  過充電(Over charge) 
  電(dian)(dian)池在充(chong)(chong)電(dian)(dian)時,在達到充(chong)(chong)滿(man)狀態(tai)后,若(ruo)還(huan)繼續充(chong)(chong)電(dian)(dian),可(ke)能導致電(dian)(dian)池內壓升高、電(dian)(dian)池變形、漏夜等情(qing)況發生,電(dian)(dian)池的性(xing)能也(ye)會顯(xian)著降低和損(sun)壞。

  能量密度(Energy density) 
電池的平均單位體積或質量所釋放出的電能。
一般在相同體積下,鋰離子電池的能量密度是鎳鎘電池的2.5倍,是鎳氫電池的1.8倍,因此在電池容量相等的情況下,鋰離子電池就會比鎳鎘、鎳氫電(dian)池的體積更小,重量更輕。

  自我放電(Self discharge) 
電池不管在有無被使用的狀態下,由于各種原因,都會引起其電量損失的現象。
若是以一(yi)個月為單位來計(ji)算(suan)的話,鋰離子電池自我放電約是1%-2%、鎳(nie)氫電池自我放電約3%-5%。

  充電循環壽命(Cycle life) 
  充(chong)電電池在反復充(chong)放電使用下(xia),電池容量(liang)(liang)回(hui)逐漸(jian)下(xia)降到初期容量(liang)(liang)的60%-80%。

  記憶效應(Memory effect) 
在電(dian)池(chi)充放電(dian)過程(cheng)中,會(hui)在電(dian)池(chi)極(ji)(ji)板上產生(sheng)許(xu)多小氣泡,時間(jian)一久,這些(xie)氣泡會(hui)減(jian)少電(dian)池(chi)極(ji)(ji)板的面積(ji),也間(jian)接影響(xiang)電(dian)池(chi)的容量。

  充電電池的充放電的基本要求
 新買的充電電池要(yao)充電8-12小時?

  不(bu)(bu)論(lun)任何(he)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)都(dou)有自我放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)特性,所(suo)以(yi)當(dang)(dang)新充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)到(dao)你(ni)手中時(shi)(shi),這(zhe)中間(jian)(jian)(jian)可(ke)能(neng)(neng)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)已(yi)經經過(guo)了一段(duan)時(shi)(shi)間(jian)(jian)(jian)的(de)(de)(de)(de)自我放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)了。這(zhe)就(jiu)是充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)內部的(de)(de)(de)(de)化(hua)學(xue)原料已(yi)經歷一段(duan)時(shi)(shi)間(jian)(jian)(jian)沒(mei)有使(shi)用(yong),出(chu)現(xian)“鈍(dun)化(hua)”狀(zhuang)態(tai),無(wu)法充(chong)(chong)(chong)分發揮(hui)(hui)化(hua)學(xue)反應,提(ti)供足(zu)夠的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓。在(zai)這(zhe)種情況下,第一次(ci)使(shi)用(yong)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)時(shi)(shi),一定要(yao)將充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)充(chong)(chong)(chong)滿,讓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓恢復到(dao)原有的(de)(de)(de)(de)水平。事實上,如果你(ni)的(de)(de)(de)(de)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)長時(shi)(shi)間(jian)(jian)(jian)沒(mei)有使(shi)用(yong),也一樣(yang)會產生這(zhe)種“鈍(dun)化(hua)”現(xian)象(xiang),而(er)且情況會更嚴重。最好能(neng)(neng)對充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)進行3次(ci)充(chong)(chong)(chong)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)過(guo) 程(cheng),將有助充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的(de)(de)(de)(de)活(huo)化(hua)作用(yong)。讓充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)內部的(de)(de)(de)(de)化(hua)學(xue)物質可(ke)以(yi)充(chong)(chong)(chong)分發揮(hui)(hui)應有的(de)(de)(de)(de)效果(鎳(nie)鎘電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi))。有時(shi)(shi)新購買(mai)的(de)(de)(de)(de)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi),放(fang)進充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器的(de)(de)(de)(de)時(shi)(shi)候(hou),會在(zai)還沒(mei)充(chong)(chong)(chong)飽電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)之前充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器就(jiu)停止充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)了。當(dang)(dang)遇見這(zhe)種問題的(de)(de)(de)(de)時(shi)(shi)候(hou),你(ni)只要(yao)將充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)移開充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器,然(ran)后(hou)在(zai)放(fang)進充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器繼續充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。這(zhe)對于新充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)是很正(zheng)常的(de)(de)(de)(de)現(xian)象(xiang),不(bu)(bu)是你(ni)購買(mai)到(dao)不(bu)(bu)良的(de)(de)(de)(de)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(鎳(nie)氫、鋰離(li)子電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi))。一般來說對充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)時(shi)(shi)間(jian)(jian)(jian)不(bu)(bu)能(neng)(neng)太久,最多(duo)12小時(shi)(shi)就(jiu)足(zu)夠,如果一旦(dan)過(guo)度充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)就(jiu)會對充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)造成損壞。

  如何計算充電時間?
充電時間(小時)=充電電池容量(mAh)/充電電流(mA)*1.5的系數
假如你用(yong)1600mAh的(de)充(chong)電電池,充(chong)電器用(yong)400mA的(de)電流(liu)充(chong)電,則充(chong)電時間為:1600/400*1.5=6小(xiao)時(注意:這種方法不適用(yong)新購買或長期(qi)未使用(yong)的(de)充(chong)電電池)

  鎳氫充電電池和鋰離子充電電池其實也是有記憶效應,使用起來真的不用放電嗎?
其實上鎳氫充電電池和鋰離子充電電池的記憶效應是十分輕微的,并不值得我們去注意它。
(請注意看到這里時,就不要利用充電器的放電(dian)(dian)(dian)(dian)(dian)功能(neng)對(dui)鎳氫充(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)和鋰離子(zi)充(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)進行放電(dian)(dian)(dian)(dian)(dian)動作(zuo),尤其是鋰離子(zi)充(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi),由于本(ben)身的材質因數,并不允(yun)許電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)本(ben)身能(neng)夠承受(shou)充(chong)電(dian)(dian)(dian)(dian)(dian)器(qi)的強制放電(dian)(dian)(dian)(dian)(dian)。如果你硬(ying)要對(dui)鋰離子(zi)充(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)進行放電(dian)(dian)(dian)(dian)(dian),最終將導致(zhi)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)損壞(huai)。)另外,你使用需放電(dian)(dian)(dian)(dian)(dian)的鎳鎘(ge)(ge)充(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi),那(nei)么(me)建議(yi)你,不論使用電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的次(ci)數是否頻繁(fan),最好每隔兩、三個月左右就(jiu)對(dui)鎳鎘(ge)(ge)充(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)進行一次(ci)充(chong)放電(dian)(dian)(dian)(dian)(dian),這樣可以確保(bao)鎳鎘(ge)(ge)充(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的記憶效應對(dui)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的影響減到最低狀態。

電機(ji)、漿、電池、機(ji)型的相互(hu)關系

電(dian)機KV值(zhi):電(dian)機的轉速(su)(空(kong)(kong)載)=KV值(zhi)X電(dian)壓;例如KV1000的電(dian)機在10V電(dian)壓下它的轉速(su)(空(kong)(kong)載)就是10000轉/分鐘。

電機(ji)的KV值(zhi)越(yue)高(gao),提(ti)供出來的扭力就(jiu)越(yue)小(xiao)。所(suo)以,KV值(zhi)的大(da)小(xiao)就(jiu)與漿(jiang)(jiang)有著密切的關系,以下就(jiu)這點提(ti)供一下配(pei)漿(jiang)(jiang)經驗:

一般電機與漿是這樣配的:
3S電池下;KV900-1000的電機配1060或1047漿,9寸漿也可
KV1200-1400配9050(9寸漿)至8*6漿
KV1600-1800左右的7寸至6寸漿
KV2200-2800左右的5寸漿
KV3000-3500左右的(de)4530漿(jiang)

2S電池下;KV1300-1500左右用9050漿
KV1800左右用7060漿
KV2500-3000左右用5X3漿
KV3200-4000左右用4530漿

漿的大小與電流關系:因為漿相對越大在產生推力的效率就越高
例如:同用3S電池,電流同樣是10安(假設)
用KV1000配1060漿(jiang)與 KV3000配4530漿(jiang)它們分(fen)別產生(sheng)的推力前(qian)者是后者的兩(liang)倍(bei)。

機(ji)(ji)型與(yu)電機(ji)(ji)、漿的關系:

一(yi)般來說(shuo):漿(jiang)(jiang)越大對飛機所產生的(de)反扭力越大,所以(yi)漿(jiang)(jiang)的(de)大小與(yu)機的(de)翼展(zhan)大小有著一(yi)定關系,但(dan)漿(jiang)(jiang)與(yu)電(dian)機也有著上面所講的(de)關系。

例如用1060漿,機的翼展(zhan)就(jiu)(jiu)得(de)要在80CM以(yi)上為(wei)合適,不然的話(hua)機就(jiu)(jiu)容(rong)易(yi)造成(cheng)反扭;又(you)如用8*6的漿翼展(zhan)就(jiu)(jiu)得(de)在60以(yi)上。

再比如(ru):用4530漿做翼(yi)展(zhan)1米(mi)以(yi)上(shang)機行否? 是(shi)可以(yi),但飛(fei)機飛(fei)起來會(hui)很耗電,因(yin)為翼(yi)展(zhan)大飛(fei)行的阻(zu)力大,而4530漿產(chan)生的推力相對情況(kuang)下小(xiao)(上(shang)面漿的大小(xiao)與電流關(guan)系(xi)有(you)講到)。

所以模(mo)友在(zai)選擇玩什么機(ji)(ji)(ji)型(xing)的(de)時候(hou)就(jiu)要注意這(zhe)4者的(de)關系,尤其是(shi)新手選擇機(ji)(ji)(ji)型(xing),一定(ding)要看這(zhe)機(ji)(ji)(ji)型(xing)翼展大(da)小選擇配電(dian)(dian)機(ji)(ji)(ji)、漿(jiang)(jiang)、電(dian)(dian)池(chi)(chi),特別要注意的(de)是(shi),不能用大(da)漿(jiang)(jiang)配高KV的(de)電(dian)(dian)機(ji)(ji)(ji),否則燒電(dian)(dian)機(ji)(ji)(ji)還影響了電(dian)(dian)池(chi)(chi),有可(ke)能連電(dian)(dian)調也燒掉。

另外,有(you)些模友誤認為(wei),電機的推力越(yue)大,飛機就能更加克服阻(zu)力飛得(de)更快,這個問題就留(liu)給有(you)興趣的模友去討論一(yi)下了。

1060漿,10代表長的直徑是10寸,60表示漿角(螺距).
前兩位數表示直徑,后兩位表示螺距。
電池的放電能力,最大持續電流是:容量X放電C數
例如:1500MA,10C, 則最大的持續電流就是=1.5X10=15安
如果該電(dian)池(chi)長(chang)時(shi)間超(chao)過(guo)15安或(huo)以上(shang)(shang)電(dian)流工作,那么電(dian)池(chi)的(de)壽(shou)命會變短、還有電(dian)池(chi)的(de)充滿電(dian)壓單(dan)片4.15-4.20合適,用后的(de)最低電(dian)壓為(wei)(wei)單(dan)片3.7以上(shang)(shang)(切(qie)記不要過(guo)放),長(chang)期(qi)不用的(de)保存(cun)電(dian)壓最好為(wei)(wei)3.9。

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