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)(chong)電(dian)時(shi)(shi)間(jian)(jian)的(de)(de)計算(suan)(suan)有個簡單的(de)(de)公式:Hour=1.5C/充(chong)(chong)電(dian)電(dian)流。例如:對1200mAH的(de)(de)電(dian)池充(chong)(chong)電(dian),充(chong)(chong)電(dian)器(qi)的(de)(de)充(chong)(chong)電(dian)電(dian)流為150mA,則時(shi)(shi)間(jian)(jian)為 1800mAH/150mA等于12小(xiao)時(shi)(shi)。當然(ran)在(zai)很多(duo)時(shi)(shi)候并不(bu)能(neng)計算(suan)(suan)出正好的(de)(de)時(shi)(shi)間(jian)(jian),我們可以挑離得最近的(de)(de)半(ban)小(xiao)時(shi)(shi)以方便(bian)記時(shi)(shi)。例如:充(chong)(chong)電(dian)器(qi)的(de)(de)電(dian)流為 160mA,對1400mAH的(de)(de)電(dian)池充(chong)(chong)電(dian),則時(shi)(shi)間(jian)(jian)為2100mAH/160mA約(yue)為13小(xiao)時(shi)(shi),而不(bu)用計算(suan)(suan)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,涓流充電能將電池充(chong)的(de)很滿,其次(ci)就是(shi)不(bu)用擔心過(guo)充(chong)的(de)問題,因此

進行(xing)充(chong)電(dian)的(de)(de)好處是(shi)很明顯的(de)(de),其一如前所述,涓流充(chong)電(dian)能將電(dian)池充(chong)的(de)(de)很滿,其次就是(shi)不(bu)用擔心過(guo)充(chong)的(de)(de)問(wen)題,因此使用這類充(chong)電(dian)器的(de)(de)最大好處就是(shi)不(bu)用再(zai)去(qu)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: 
通過設置一(yi)(yi)定的充(chong)電(dian)(dian)(dian)時(shi)(shi)間(jian)(jian)來控制充(chong)電(dian)(dian)(dian)終點,一(yi)(yi)般按照充(chong)入120%~150%電(dian)(dian)(dian)池(chi)(chi)標(biao)(biao)稱容量所需的對應時(shi)(shi)間(jian)(jian)來控制。標(biao)(biao)準充(chong)電(dian)(dian)(dian)一(yi)(yi)般采用時(shi)(shi)間(jian)(jian)控制方式,比如按照IEC標(biao)(biao)準測試電(dian)(dian)(dian)池(chi)(chi)容量時(shi)(shi)即采用0.1C充(chong)電(dian)(dian)(dian)16小時(shi)(shi)的方法。

  2)-△V控制: 
  當(dang)電(dian)池(chi)充(chong)滿電(dian)時(shi),電(dian)池(chi)電(dian)壓會達(da)到一個峰值(zhi),然后電(dian)壓會下(xia)降。當(dang)電(dian)壓下(xia)降一定的(de)值(zhi)時(shi),終止充(chong)電(dian)。

  3)峰值電壓控制: 
通(tong)過檢測電(dian)池的(de)電(dian)壓來判斷(duan)充電(dian)的(de)終點(dian),當電(dian)壓達(da)到峰值時,終止充電(dian)。

  4)溫度控制: 
電池在(zai)充電過程中,溫(wen)(wen)度會逐漸升(sheng)高。充滿電時(shi),電池溫(wen)(wen)度與周圍環境溫(wen)(wen)度的差值(zhi)(zhi)會達到(dao)最大。當(dang)差值(zhi)(zhi)最大時(shi)停止充電。

  5)dT/dt控制: 
通過檢測(ce)電(dian)池溫(wen)度相對于充電(dian)時(shi)間的變(bian)化率來(lai)判斷充電(dian)的終(zhong)點。

  6)TCO控制: 
當(dang)電池溫度升高一定數(shu)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(du)為(wei):0度(du)~45度(du)

溫度為:0度~45度
備注: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(zhu):目(mu)前(qian)最高容量是(shi)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:重量比鎳氫(qing)電池輕30%~40%,容量高出鎳氫(qing)電池60%以上。但是(shi)不耐過(guo)(guo)充,如果(guo)過(guo)(guo)充會造成溫度過(guo)(guo)高而破壞結(jie)構=>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(bei)注:鋰(li)(li)電的改良型,沒有電池(chi)(chi)液,而改用(yong)聚合物電解質,可(ke)以(yi)做成各種(zhong)形狀,比鋰(li)(li)電池(chi)(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
充電溫度(du)為:0度(du)~45度(du)


溫度為:0度~45度
備注:就是(shi)一(yi)般(ban)車用電(dian)瓶(ping)(它(ta)是(shi)以6個(ge)2V串聯(lian)成12V的(de)),免加(jia)水的(de)電(dian)池使用壽命長達(da)10年,但體積(ji)和重(zhong)量(liang)是(shi)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(li)如:充電(dian)電(dian)池的額定容(rong)量為1100mAh時(shi),即表示以1100mAh(1C)放(fang)電(dian)時(shi)間可持(chi)續1小時(shi),如以200mA(0.2C)放(fang)電(dian)時(shi)間可持(chi)續5小時(shi),充電(dian)也(ye)可按此對(dui)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(gen)據不同的電池(chi)類型及不同的放(fang)電條件,對(dui)電池(chi)的容量和壽命(ming)的要求也不同,因此規定(ding)的電池(chi)放(fang)電的終止電壓(ya)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(chi)的(de)(de)(de)開(kai)(kai)路電(dian)壓,會依電(dian)池(chi)正、負極與電(dian)解液的(de)(de)(de)材(cai)料(liao)(liao)而異,如(ru)果(guo)電(dian)池(chi)正、負極的(de)(de)(de)材(cai)料(liao)(liao)完(wan)全一樣,那(nei)么不(bu)管(guan)電(dian)池(chi)的(de)(de)(de)體積有多(duo)大,幾(ji)何結構如(ru)何變化,起(qi)開(kai)(kai)路電(dian)壓都一樣的(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(dian)(dian)深(shen)度的高低和(he)二次電(dian)(dian)池(chi)的充電(dian)(dian)壽命有很深(shen)的關系,當二次電(dian)(dian)池(chi)的放電(dian)(dian)深(shen)度越(yue)深(shen),其充電(dian)(dian)壽命就越(yue)短,因此在使用時應盡量避免(mian)深(shen)度放電(dian)(dian)。

  過放電(Over discharge) 
電(dian)(dian)池(chi)(chi)若是在放電(dian)(dian)過程中,超過電(dian)(dian)池(chi)(chi)放電(dian)(dian)的終止電(dian)(dian)壓值,還(huan)繼續放電(dian)(dian)時就可能會造成電(dian)(dian)池(chi)(chi)內(nei)壓升高,正、負極活性物(wu)質的可逆性遭到損壞,使(shi)電(dian)(dian)池(chi)(chi)的容量產生明顯減少。

  過充電(Over charge) 
  電(dian)(dian)(dian)池(chi)(chi)在充電(dian)(dian)(dian)時,在達到充滿狀(zhuang)態后(hou),若還繼續充電(dian)(dian)(dian),可能導(dao)致電(dian)(dian)(dian)池(chi)(chi)內壓升(sheng)高、電(dian)(dian)(dian)池(chi)(chi)變形、漏夜等情況發(fa)生,電(dian)(dian)(dian)池(chi)(chi)的性能也會顯(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(xiang)同(tong)體(ti)積(ji)下,鋰(li)離子電(dian)(dian)(dian)池(chi)的(de)(de)能量密度是鎳鎘(ge)電(dian)(dian)(dian)池(chi)的(de)(de)2.5倍,是鎳氫電(dian)(dian)(dian)池(chi)的(de)(de)1.8倍,因此(ci)在電(dian)(dian)(dian)池(chi)容量相(xiang)等的(de)(de)情況下,鋰(li)離子電(dian)(dian)(dian)池(chi)就會比鎳鎘(ge)、鎳氫電(dian)(dian)(dian)池(chi)的(de)(de)體(ti)積(ji)更小,重量更輕(qing)。

  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(ruo)是以一個月(yue)為單位來計算的話(hua),鋰離(li)子電池(chi)自我(wo)放電約(yue)是1%-2%、鎳氫電池(chi)自我(wo)放電約(yue)3%-5%。

  充電循環壽命(Cycle life) 
  充電(dian)電(dian)池(chi)在反復(fu)充放(fang)電(dian)使用下(xia),電(dian)池(chi)容量回逐漸下(xia)降到初期(qi)容量的60%-80%。

  記憶效應(Memory effect) 
在(zai)電(dian)池充(chong)放電(dian)過程中,會(hui)在(zai)電(dian)池極板上(shang)產生許多小氣(qi)泡,時間(jian)一(yi)久,這些氣(qi)泡會(hui)減少電(dian)池極板的(de)面(mian)積,也間(jian)接影響(xiang)電(dian)池的(de)容量(liang)。

  充電電池的充放電的基本要求
 新買的充電電池要充電8-12小時?

  不(bu)論任何電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)都有(you)(you)自我放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)特性,所以當(dang)(dang)新充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)到(dao)你手中時(shi)(shi),這中間(jian)可能充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)已(yi)經(jing)(jing)經(jing)(jing)過了一(yi)(yi)(yi)(yi)段時(shi)(shi)間(jian)的(de)自我放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)了。這就(jiu)是充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)內部(bu)(bu)的(de)化學(xue)原料已(yi)經(jing)(jing)歷(li)一(yi)(yi)(yi)(yi)段時(shi)(shi)間(jian)沒有(you)(you)使(shi)用(yong),出現(xian)“鈍化”狀態,無法充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)分發揮(hui)化學(xue)反(fan)應(ying),提供足夠(gou)的(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)。在(zai)這種情況下,第一(yi)(yi)(yi)(yi)次(ci)使(shi)用(yong)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)時(shi)(shi),一(yi)(yi)(yi)(yi)定要將充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)滿(man),讓(rang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)恢復(fu)到(dao)原有(you)(you)的(de)水平。事(shi)實上,如果你的(de)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)長時(shi)(shi)間(jian)沒有(you)(you)使(shi)用(yong),也一(yi)(yi)(yi)(yi)樣會(hui)產生這種“鈍化”現(xian)象(xiang),而且情況會(hui)更嚴重。最好能對(dui)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)進行3次(ci)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)過 程,將有(you)(you)助(zhu)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的(de)活化作用(yong)。讓(rang)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)內部(bu)(bu)的(de)化學(xue)物質可以充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)分發揮(hui)應(ying)有(you)(you)的(de)效果(鎳鎘電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi))。有(you)(you)時(shi)(shi)新購(gou)買(mai)的(de)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi),放(fang)(fang)進充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)的(de)時(shi)(shi)候(hou),會(hui)在(zai)還沒充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)飽(bao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)之前充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)就(jiu)停止(zhi)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)了。當(dang)(dang)遇見這種問題的(de)時(shi)(shi)候(hou),你只(zhi)要將充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)移(yi)開(kai)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi),然(ran)后(hou)在(zai)放(fang)(fang)進充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)繼續充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。這對(dui)于新充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)是很正常的(de)現(xian)象(xiang),不(bu)是你購(gou)買(mai)到(dao)不(bu)良的(de)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(鎳氫、鋰離子電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi))。一(yi)(yi)(yi)(yi)般來(lai)說對(dui)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)時(shi)(shi)間(jian)不(bu)能太久(jiu),最多(duo)12小時(shi)(shi)就(jiu)足夠(gou),如果一(yi)(yi)(yi)(yi)旦過度充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)就(jiu)會(hui)對(dui)充(chong)(chong)(chong)(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(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的充(chong)電(dian)電(dian)池,充(chong)電(dian)器用(yong)400mA的電(dian)流充(chong)電(dian),則充(chong)電(dian)時間為:1600/400*1.5=6小時(注意:這(zhe)種方法不(bu)適(shi)用(yong)新(xin)購買或(huo)長期未使用(yong)的充(chong)電(dian)電(dian)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(dao)這里時,就不(bu)要利(li)用充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)的放電(dian)(dian)(dian)(dian)(dian)(dian)功(gong)能對(dui)(dui)鎳氫充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)和鋰(li)離(li)子(zi)(zi)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)進(jin)行(xing)放電(dian)(dian)(dian)(dian)(dian)(dian)動作(zuo),尤其是鋰(li)離(li)子(zi)(zi)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi),由于本身的材質因數,并不(bu)允許電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)本身能夠承受充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)的強制(zhi)放電(dian)(dian)(dian)(dian)(dian)(dian)。如果你(ni)(ni)硬要對(dui)(dui)鋰(li)離(li)子(zi)(zi)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)進(jin)行(xing)放電(dian)(dian)(dian)(dian)(dian)(dian),最(zui)(zui)終將導致電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)損壞。)另外(wai),你(ni)(ni)使(shi)用需放電(dian)(dian)(dian)(dian)(dian)(dian)的鎳鎘(ge)(ge)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi),那么建議你(ni)(ni),不(bu)論使(shi)用電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的次(ci)數是否頻(pin)繁(fan),最(zui)(zui)好每(mei)隔兩、三個月(yue)左(zuo)右就對(dui)(dui)鎳鎘(ge)(ge)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)進(jin)行(xing)一次(ci)充(chong)(chong)(chong)(chong)放電(dian)(dian)(dian)(dian)(dian)(dian),這樣(yang)可以(yi)確保鎳鎘(ge)(ge)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的記憶效應對(dui)(dui)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的影響減到(dao)最(zui)(zui)低狀態。

電(dian)(dian)機、漿(jiang)、電(dian)(dian)池、機型的(de)相(xiang)互關系

電機KV值:電機的轉(zhuan)速(su)(空載(zai))=KV值X電壓(ya);例如(ru)KV1000的電機在10V電壓(ya)下它的轉(zhuan)速(su)(空載(zai))就是10000轉(zhuan)/分鐘。

電(dian)機的(de)KV值越高,提供(gong)出來的(de)扭力就(jiu)(jiu)(jiu)越小。所(suo)以(yi),KV值的(de)大小就(jiu)(jiu)(jiu)與漿有著密(mi)切(qie)的(de)關(guan)系,以(yi)下(xia)就(jiu)(jiu)(jiu)這點提供(gong)一下(xia)配(pei)漿經(jing)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(zuo)右的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(you)用4530漿(jiang)

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漿與 KV3000配4530漿它們分別(bie)產生的推力(li)前者是后者的兩(liang)倍(bei)。

機(ji)型與(yu)電機(ji)、漿的關系:

一般來說:漿(jiang)越大對飛機(ji)所(suo)(suo)產(chan)生的(de)反(fan)扭力越大,所(suo)(suo)以漿(jiang)的(de)大小與機(ji)的(de)翼展大小有著(zhu)(zhu)一定關系,但(dan)漿(jiang)與電機(ji)也有著(zhu)(zhu)上(shang)面(mian)所(suo)(suo)講的(de)關系。

例如用1060漿(jiang)(jiang),機(ji)的翼(yi)(yi)展(zhan)就得(de)要(yao)在(zai)80CM以(yi)(yi)上(shang)為合適,不(bu)然的話機(ji)就容易造成反扭;又如用8*6的漿(jiang)(jiang)翼(yi)(yi)展(zhan)就得(de)在(zai)60以(yi)(yi)上(shang)。

再比(bi)如:用4530漿做翼展1米以上機(ji)行否? 是(shi)可以,但飛(fei)機(ji)飛(fei)起來(lai)會很(hen)耗電(dian),因(yin)為翼展大飛(fei)行的阻力(li)大,而4530漿產生的推力(li)相對(dui)情況(kuang)下小(上面漿的大小與電(dian)流(liu)關系有講到)。

所以(yi)模友在選(xuan)擇玩(wan)什么機(ji)(ji)型的時候就要(yao)注意這(zhe)4者的關(guan)系,尤(you)其是新手選(xuan)擇機(ji)(ji)型,一定要(yao)看(kan)這(zhe)機(ji)(ji)型翼展大小選(xuan)擇配電(dian)機(ji)(ji)、漿、電(dian)池(chi),特別(bie)要(yao)注意的是,不能用大漿配高(gao)KV的電(dian)機(ji)(ji),否則燒電(dian)機(ji)(ji)還影(ying)響(xiang)了電(dian)池(chi),有可能連(lian)電(dian)調也燒掉。

另外,有些模(mo)友(you)誤認為,電機的推力(li)越(yue)大(da),飛機就能更加克(ke)服(fu)阻力(li)飛得更快(kuai),這個問題就留給有興(xing)趣的模(mo)友(you)去討(tao)論(lun)一下了(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(ru)果該電池長時(shi)間超(chao)過(guo)15安或以(yi)上電流(liu)工作,那么電池的(de)(de)(de)壽命會變短、還(huan)有(you)電池的(de)(de)(de)充滿電壓單片4.15-4.20合適,用后(hou)的(de)(de)(de)最低電壓為單片3.7以(yi)上(切記不(bu)要過(guo)放),長期不(bu)用的(de)(de)(de)保存電壓最好(hao)為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