茄子视频APP

茄子视频APP > 行業資訊 > 電池使用基本常識和術語

電池使用基本常識和術語

 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。 
對充(chong)電(dian)(dian)(dian)時(shi)間的(de)(de)(de)計(ji)算有(you)個(ge)簡單的(de)(de)(de)公式(shi):Hour=1.5C/充(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)流(liu)(liu)。例如(ru):對1200mAH的(de)(de)(de)電(dian)(dian)(dian)池充(chong)電(dian)(dian)(dian),充(chong)電(dian)(dian)(dian)器(qi)的(de)(de)(de)充(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)流(liu)(liu)為150mA,則(ze)時(shi)間為 1800mAH/150mA等于12小(xiao)時(shi)。當然在很多時(shi)候(hou)并不(bu)能計(ji)算出正好的(de)(de)(de)時(shi)間,我們可以(yi)挑離得最近的(de)(de)(de)半小(xiao)時(shi)以(yi)方便記時(shi)。例如(ru):充(chong)電(dian)(dian)(dian)器(qi)的(de)(de)(de)電(dian)(dian)(dian)流(liu)(liu)為 160mA,對1400mAH的(de)(de)(de)電(dian)(dian)(dian)池充(chong)電(dian)(dian)(dian),則(ze)時(shi)間為2100mAH/160mA約為13小(xiao)時(shi),而不(bu)用計(ji)算到分。

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?
使用快速充電器的另一個問題是,當充電時間到了之后如果忘記停止充電,對電池的傷害要遠大于慢速恒流充電器過充產生的傷害。因此為了解決過充問題,快速充電器一般都采用了比如-△V保護等方法來判斷電池是否接近充滿,這些充電器都使用了控制電路或者IC芯片來完成這一任務。當電池接近充滿時,控制電路會自動轉入涓流充電模式,對電池進行涓流充電。采用涓流電流對電池進行充電的好處是很明顯的,其一如前所述,涓流充電能(neng)將電(dian)池(chi)充的(de)很(hen)滿(man),其次就是不用擔心過(guo)充的(de)問題(ti),因此

進行充電(dian)(dian)(dian)的(de)(de)好處是很(hen)明顯(xian)的(de)(de),其一如前所述,涓流充電(dian)(dian)(dian)能將電(dian)(dian)(dian)池(chi)充的(de)(de)很(hen)滿,其次就是不(bu)用(yong)擔心過充的(de)(de)問題,因此使用(yong)這類充電(dian)(dian)(dian)器的(de)(de)最(zui)大好處就是不(bu)用(yong)再去計算時間。

  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(guo)設(she)置一(yi)定的充電(dian)(dian)(dian)(dian)時(shi)間來控制(zhi)(zhi)充電(dian)(dian)(dian)(dian)終(zhong)點,一(yi)般按(an)照充入120%~150%電(dian)(dian)(dian)(dian)池(chi)標(biao)稱容量所(suo)需(xu)的對(dui)應時(shi)間來控制(zhi)(zhi)。標(biao)準充電(dian)(dian)(dian)(dian)一(yi)般采用時(shi)間控制(zhi)(zhi)方式,比如(ru)按(an)照IEC標(biao)準測試電(dian)(dian)(dian)(dian)池(chi)容量時(shi)即采用0.1C充電(dian)(dian)(dian)(dian)16小時(shi)的方法。

  2)-△V控制: 
  當電(dian)(dian)(dian)(dian)池(chi)充滿電(dian)(dian)(dian)(dian)時,電(dian)(dian)(dian)(dian)池(chi)電(dian)(dian)(dian)(dian)壓會(hui)達到(dao)一(yi)個(ge)峰(feng)值,然后(hou)電(dian)(dian)(dian)(dian)壓會(hui)下降。當電(dian)(dian)(dian)(dian)壓下降一(yi)定的值時,終止充電(dian)(dian)(dian)(dian)。

  3)峰值電壓控制: 
通過檢測電(dian)池的電(dian)壓來判(pan)斷充電(dian)的終(zhong)點,當(dang)電(dian)壓達到峰(feng)值時,終(zhong)止充電(dian)。

  4)溫度控制: 
電(dian)池在充電(dian)過程中,溫(wen)度(du)會逐漸升高。充滿(man)電(dian)時(shi),電(dian)池溫(wen)度(du)與周圍環(huan)境溫(wen)度(du)的差(cha)值(zhi)(zhi)會達到(dao)最大。當(dang)差(cha)值(zhi)(zhi)最大時(shi)停(ting)止充電(dian)。

  5)dT/dt控制: 
通(tong)過檢測電池溫度相對于充電時間的變化率(lv)來判斷充電的終點。

  6)TCO控制: 
當電池(chi)溫度升高一定數值時停止充電。

  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:耐(nai)過充能(neng)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:目前最高容量是2100mAh左(zuo)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(zhu):重(zhong)量比鎳(nie)氫電(dian)池輕30%~40%,容(rong)量高(gao)出鎳(nie)氫電(dian)池60%以上(shang)。但是不耐過充(chong),如果過充(chong)會造成溫度過高(gao)而破壞(huai)結構(gou)=>爆炸。

  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(zhu):鋰電的(de)改(gai)良型,沒(mei)有電池(chi)液,而改(gai)用聚合物電解質,可以做成各(ge)種形狀,比鋰電池(chi)穩(wen)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)為:0度(du)~45度(du)


溫度為:0度~45度
備注(zhu):就是一般(ban)車用電瓶(它是以6個2V串(chuan)聯成12V的(de)),免(mian)加水的(de)電池使用壽命長達10年,但體積和(he)重(zhong)量是最大的(de)。

  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(ru):充電電池的(de)額定容量(liang)為1100mAh時,即表示以(yi)1100mAh(1C)放電時間(jian)可(ke)持(chi)續1小時,如(ru)以(yi)200mA(0.2C)放電時間(jian)可(ke)持(chi)續5小時,充電也可(ke)按此(ci)對照計(ji)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。
根據不同的電(dian)(dian)池類型及不同的放電(dian)(dian)條(tiao)件,對電(dian)(dian)池的容量和壽命的要求也不同,因此規定的電(dian)(dian)池放電(dian)(dian)的終止電(dian)(dian)壓也不相同。

  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)(de)開路電(dian)壓(ya),會依電(dian)池正、負(fu)極與電(dian)解液的(de)(de)(de)材料而異,如(ru)果電(dian)池正、負(fu)極的(de)(de)(de)材料完全一(yi)樣,那么不(bu)管電(dian)池的(de)(de)(de)體積有多大,幾(ji)何(he)結(jie)構如(ru)何(he)變化,起開路電(dian)壓(ya)都(dou)一(yi)樣的(de)(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。
放電深(shen)(shen)(shen)度(du)的高低和二次(ci)電池的充電壽(shou)命有很(hen)深(shen)(shen)(shen)的關系,當二次(ci)電池的放電深(shen)(shen)(shen)度(du)越深(shen)(shen)(shen),其充電壽(shou)命就越短,因此在使用時應盡量避(bi)免深(shen)(shen)(shen)度(du)放電。

  過放電(Over discharge) 
電(dian)(dian)池(chi)(chi)若是在(zai)放(fang)電(dian)(dian)過(guo)程中(zhong),超過(guo)電(dian)(dian)池(chi)(chi)放(fang)電(dian)(dian)的(de)(de)終止(zhi)電(dian)(dian)壓值,還繼續放(fang)電(dian)(dian)時就可能會造成電(dian)(dian)池(chi)(chi)內壓升高(gao),正、負極活性物質的(de)(de)可逆性遭到損(sun)壞,使(shi)電(dian)(dian)池(chi)(chi)的(de)(de)容量產生(sheng)明顯(xian)減少(shao)。

  過充電(Over charge) 
  電池(chi)在充電時,在達到(dao)充滿狀態后,若還繼續充電,可能導致電池(chi)內壓升高(gao)、電池(chi)變形、漏夜(ye)等(deng)情(qing)況發生(sheng),電池(chi)的性能也會(hui)顯著降低(di)和損壞。

  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(xiang)同體積(ji)(ji)下,鋰離子(zi)電(dian)(dian)池(chi)的(de)(de)(de)能量密(mi)度是鎳鎘電(dian)(dian)池(chi)的(de)(de)(de)2.5倍,是鎳氫(qing)電(dian)(dian)池(chi)的(de)(de)(de)1.8倍,因此在電(dian)(dian)池(chi)容量相(xiang)等的(de)(de)(de)情況下,鋰離子(zi)電(dian)(dian)池(chi)就會比(bi)鎳鎘、鎳氫(qing)電(dian)(dian)池(chi)的(de)(de)(de)體積(ji)(ji)更(geng)小,重量更(geng)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。
若是以一個月為單位來計算的話,鋰(li)離子電池自(zi)我(wo)放電約是1%-2%、鎳氫電池自(zi)我(wo)放電約3%-5%。

  充電循環壽命(Cycle life) 
  充(chong)電(dian)(dian)電(dian)(dian)池(chi)在(zai)反復充(chong)放電(dian)(dian)使(shi)用下,電(dian)(dian)池(chi)容(rong)量(liang)(liang)回(hui)逐漸下降(jiang)到(dao)初期(qi)容(rong)量(liang)(liang)的(de)60%-80%。

  記憶效應(Memory effect) 
在(zai)電池(chi)充放電過程中,會在(zai)電池(chi)極板上產生許多(duo)小氣泡(pao),時(shi)間一久,這些氣泡(pao)會減少電池(chi)極板的面積,也間接影響(xiang)電池(chi)的容量。

  充電電池的充放電的基本要求
 新(xin)買的充(chong)電電池要充(chong)電8-12小時?

  不(bu)論(lun)任何電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池都有(you)自(zi)我放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)特(te)性,所以(yi)當新充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池到你(ni)手(shou)中(zhong)時(shi)(shi)(shi),這(zhe)(zhe)(zhe)(zhe)中(zhong)間(jian)可能(neng)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池已(yi)經(jing)經(jing)過了(le)一(yi)(yi)段時(shi)(shi)(shi)間(jian)的(de)(de)(de)自(zi)我放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)了(le)。這(zhe)(zhe)(zhe)(zhe)就(jiu)是(shi)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池內部的(de)(de)(de)化(hua)(hua)(hua)(hua)學原料已(yi)經(jing)歷一(yi)(yi)段時(shi)(shi)(shi)間(jian)沒(mei)有(you)使用,出現“鈍化(hua)(hua)(hua)(hua)”狀態,無法充(chong)(chong)(chong)(chong)(chong)分(fen)發揮(hui)化(hua)(hua)(hua)(hua)學反應(ying),提供足夠(gou)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)。在這(zhe)(zhe)(zhe)(zhe)種情(qing)況(kuang)下,第一(yi)(yi)次使用充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池時(shi)(shi)(shi),一(yi)(yi)定(ding)要(yao)將充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池充(chong)(chong)(chong)(chong)(chong)滿,讓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)恢復到原有(you)的(de)(de)(de)水平(ping)。事實上(shang),如(ru)果你(ni)的(de)(de)(de)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池長(chang)時(shi)(shi)(shi)間(jian)沒(mei)有(you)使用,也一(yi)(yi)樣(yang)會(hui)(hui)產生這(zhe)(zhe)(zhe)(zhe)種“鈍化(hua)(hua)(hua)(hua)”現象,而且情(qing)況(kuang)會(hui)(hui)更嚴重(zhong)。最(zui)好能(neng)對(dui)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池進(jin)(jin)行3次充(chong)(chong)(chong)(chong)(chong)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)過 程,將有(you)助充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池的(de)(de)(de)活化(hua)(hua)(hua)(hua)作(zuo)用。讓充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池內部的(de)(de)(de)化(hua)(hua)(hua)(hua)學物質可以(yi)充(chong)(chong)(chong)(chong)(chong)分(fen)發揮(hui)應(ying)有(you)的(de)(de)(de)效果(鎳鎘電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池)。有(you)時(shi)(shi)(shi)新購買的(de)(de)(de)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池,放(fang)進(jin)(jin)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器的(de)(de)(de)時(shi)(shi)(shi)候(hou),會(hui)(hui)在還(huan)沒(mei)充(chong)(chong)(chong)(chong)(chong)飽電(dian)(dian)(dian)(dian)(dian)(dian)(dian)之(zhi)前充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器就(jiu)停止充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)了(le)。當遇見這(zhe)(zhe)(zhe)(zhe)種問題的(de)(de)(de)時(shi)(shi)(shi)候(hou),你(ni)只要(yao)將充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池移開充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器,然后在放(fang)進(jin)(jin)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器繼續充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)。這(zhe)(zhe)(zhe)(zhe)對(dui)于新充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池是(shi)很正常的(de)(de)(de)現象,不(bu)是(shi)你(ni)購買到不(bu)良的(de)(de)(de)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(鎳氫、鋰離子(zi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池)。一(yi)(yi)般來說對(dui)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)時(shi)(shi)(shi)間(jian)不(bu)能(neng)太久,最(zui)多12小時(shi)(shi)(shi)就(jiu)足夠(gou),如(ru)果一(yi)(yi)旦過度(du)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)就(jiu)會(hui)(hui)對(dui)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池造成損壞。

  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(ni)用(yong)(yong)1600mAh的(de)(de)(de)充(chong)(chong)(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)池(chi),充(chong)(chong)(chong)電(dian)(dian)(dian)器用(yong)(yong)400mA的(de)(de)(de)電(dian)(dian)(dian)流(liu)充(chong)(chong)(chong)電(dian)(dian)(dian),則充(chong)(chong)(chong)電(dian)(dian)(dian)時(shi)間為:1600/400*1.5=6小時(shi)(注意:這種方法(fa)不適用(yong)(yong)新購買或長期(qi)未使用(yong)(yong)的(de)(de)(de)充(chong)(chong)(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)池(chi))

  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(qing)注意看到這里時,就不要利用充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)器的(de)放電(dian)(dian)(dian)(dian)(dian)(dian)功能(neng)對(dui)鎳氫充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)和鋰離子充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)進行(xing)放電(dian)(dian)(dian)(dian)(dian)(dian)動作,尤其是鋰離子充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi),由(you)于本(ben)(ben)身的(de)材質(zhi)因數,并(bing)不允(yun)許電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)本(ben)(ben)身能(neng)夠承受充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)器的(de)強制放電(dian)(dian)(dian)(dian)(dian)(dian)。如果你硬要對(dui)鋰離子充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)進行(xing)放電(dian)(dian)(dian)(dian)(dian)(dian),最(zui)終將導致電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)損壞。)另外,你使(shi)(shi)用需放電(dian)(dian)(dian)(dian)(dian)(dian)的(de)鎳鎘(ge)(ge)充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi),那(nei)么建議(yi)你,不論使(shi)(shi)用電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的(de)次(ci)數是否頻繁(fan),最(zui)好每隔兩、三個月左右(you)就對(dui)鎳鎘(ge)(ge)充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)進行(xing)一次(ci)充(chong)放電(dian)(dian)(dian)(dian)(dian)(dian),這樣可以確保鎳鎘(ge)(ge)充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的(de)記(ji)憶效應對(dui)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的(de)影響減到最(zui)低狀態(tai)。

電機(ji)、漿、電池(chi)、機(ji)型的(de)相互關系

電(dian)(dian)機(ji)KV值(zhi):電(dian)(dian)機(ji)的(de)轉(zhuan)速(空載)=KV值(zhi)X電(dian)(dian)壓;例如KV1000的(de)電(dian)(dian)機(ji)在10V電(dian)(dian)壓下它的(de)轉(zhuan)速(空載)就是(shi)10000轉(zhuan)/分(fen)鐘。

電機的(de)KV值越(yue)高,提供出來的(de)扭力就越(yue)小。所以(yi)(yi),KV值的(de)大(da)小就與漿有著(zhu)密切(qie)的(de)關系,以(yi)(yi)下(xia)就這點提供一下(xia)配(pei)漿經驗:

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

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(pei)1060漿與 KV3000配(pei)4530漿它們(men)分別(bie)產(chan)生的(de)推力前者是后者的(de)兩倍(bei)。

機(ji)型(xing)與電機(ji)、漿(jiang)的關系:

一般來(lai)說:漿(jiang)越大(da)(da)對飛機所產生的(de)反扭力越大(da)(da),所以(yi)漿(jiang)的(de)大(da)(da)小與機的(de)翼展大(da)(da)小有著(zhu)一定(ding)關系,但漿(jiang)與電機也有著(zhu)上面所講的(de)關系。

例如用1060漿,機的翼展(zhan)就得要在80CM以(yi)上為合適,不然的話(hua)機就容易造成反扭;又(you)如用8*6的漿翼展(zhan)就得在60以(yi)上。

再比(bi)如:用4530漿(jiang)做翼展1米(mi)以上機(ji)行(xing)(xing)否(fou)? 是可以,但飛機(ji)飛起來會很(hen)耗電,因為翼展大(da)飛行(xing)(xing)的阻力大(da),而4530漿(jiang)產生的推力相(xiang)對情況下小(xiao)(上面(mian)漿(jiang)的大(da)小(xiao)與電流關系有講到)。

所以模友在選(xuan)擇(ze)玩什(shen)么(me)機(ji)型的時候就要注意這(zhe)4者的關系,尤其是新手選(xuan)擇(ze)機(ji)型,一(yi)定要看這(zhe)機(ji)型翼展大小(xiao)選(xuan)擇(ze)配(pei)電(dian)機(ji)、漿(jiang)、電(dian)池,特別要注意的是,不能(neng)用大漿(jiang)配(pei)高KV的電(dian)機(ji),否則(ze)燒(shao)電(dian)機(ji)還影(ying)響(xiang)了電(dian)池,有可能(neng)連電(dian)調也燒(shao)掉。

另(ling)外(wai),有(you)(you)些模(mo)友誤認為,電機的(de)推力越大(da),飛(fei)機就(jiu)能更(geng)(geng)加克服阻力飛(fei)得更(geng)(geng)快,這個(ge)問題就(jiu)留給(gei)有(you)(you)興(xing)趣的(de)模(mo)友去(qu)討論一(yi)下(xia)了(le)。

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)(dian)池(chi)長(chang)時間超過(guo)15安或以(yi)上電(dian)(dian)流工作,那么(me)電(dian)(dian)池(chi)的(de)(de)壽命會變短、還有電(dian)(dian)池(chi)的(de)(de)充滿電(dian)(dian)壓單片4.15-4.20合適,用后的(de)(de)最低電(dian)(dian)壓為(wei)單片3.7以(yi)上(切(qie)記不要過(guo)放),長(chang)期不用的(de)(de)保存電(dian)(dian)壓最好為(wei)3.9。

返回
頂部
lutube-lutube下载-lutube下载地址-lutube最新地址 lutube-lutube下载-lutube下载地址-lutube最新地址 lutube-lutube下载-lutube下载地址-lutube最新地址