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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(dui)充(chong)電(dian)(dian)(dian)時間的(de)計(ji)算(suan)有個(ge)簡單的(de)公式(shi):Hour=1.5C/充(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)流。例(li)如(ru):對(dui)1200mAH的(de)電(dian)(dian)(dian)池(chi)充(chong)電(dian)(dian)(dian),充(chong)電(dian)(dian)(dian)器的(de)充(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)流為150mA,則時間為 1800mAH/150mA等于12小時。當然在很多時候(hou)并不能計(ji)算(suan)出(chu)正好(hao)的(de)時間,我們可以挑離得最近的(de)半小時以方便(bian)記時。例(li)如(ru):充(chong)電(dian)(dian)(dian)器的(de)電(dian)(dian)(dian)流為 160mA,對(dui)1400mAH的(de)電(dian)(dian)(dian)池(chi)充(chong)電(dian)(dian)(dian),則時間為2100mAH/160mA約為13小時,而不用(yong)計(ji)算(suan)到分(fen)。

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)的很滿(man),其次(ci)就(jiu)是不用擔心過充(chong)的問題,因此

進(jin)行充(chong)(chong)電(dian)的好處(chu)是很明顯(xian)的,其(qi)一(yi)如前(qian)所述,涓流充(chong)(chong)電(dian)能(neng)將(jiang)電(dian)池充(chong)(chong)的很滿,其(qi)次就是不(bu)用(yong)擔心(xin)過充(chong)(chong)的問題,因(yin)此使用(yong)這類充(chong)(chong)電(dian)器(qi)的最大好處(chu)就是不(bu)用(yong)再去計算(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(she)置一(yi)定的充(chong)電時(shi)間來控(kong)(kong)制充(chong)電終點,一(yi)般按(an)照充(chong)入120%~150%電池標(biao)稱容量所需(xu)的對(dui)應時(shi)間來控(kong)(kong)制。標(biao)準(zhun)充(chong)電一(yi)般采用時(shi)間控(kong)(kong)制方式(shi),比如按(an)照IEC標(biao)準(zhun)測試(shi)電池容量時(shi)即采用0.1C充(chong)電16小時(shi)的方法。

  2)-△V控制: 
  當電(dian)(dian)(dian)(dian)(dian)池(chi)充(chong)(chong)滿(man)電(dian)(dian)(dian)(dian)(dian)時,電(dian)(dian)(dian)(dian)(dian)池(chi)電(dian)(dian)(dian)(dian)(dian)壓會達到一(yi)個(ge)峰值(zhi),然后電(dian)(dian)(dian)(dian)(dian)壓會下降。當電(dian)(dian)(dian)(dian)(dian)壓下降一(yi)定的值(zhi)時,終止充(chong)(chong)電(dian)(dian)(dian)(dian)(dian)。

  3)峰值電壓控制: 
通過檢(jian)測電池的電壓來判(pan)斷充(chong)電的終點,當電壓達到(dao)峰值時(shi),終止充(chong)電。

  4)溫度控制: 
電池(chi)在充(chong)電過(guo)程中,溫(wen)度(du)會逐(zhu)漸升(sheng)高。充(chong)滿電時,電池(chi)溫(wen)度(du)與周圍環境(jing)溫(wen)度(du)的差(cha)值(zhi)會達到最大。當差(cha)值(zhi)最大時停止充(chong)電。

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

  6)TCO控制: 
當電池溫度升高一定數值時停止(zhi)充(chong)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:0度(du)~45度(du)

溫度為:0度~45度
備注(zhu):耐過充能力(li)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(bei)注:目前最(zui)高容量是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:重量(liang)比鎳(nie)氫電池(chi)輕30%~40%,容(rong)量(liang)高(gao)出鎳(nie)氫電池(chi)60%以上。但是不耐(nai)過(guo)充(chong),如果過(guo)充(chong)會(hui)造成溫度過(guo)高(gao)而破壞結構=>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)電的(de)改(gai)良型,沒有電池液,而改(gai)用聚合物電解質,可(ke)以做成各(ge)種形狀,比(bi)鋰(li)電池穩(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(dian)溫度為:0度~45度


溫度為:0度~45度
備(bei)注:就是(shi)一般車用(yong)電(dian)(dian)瓶(它(ta)是(shi)以(yi)6個2V串聯成12V的(de)),免加水的(de)電(dian)(dian)池(chi)使用(yong)壽命長達10年(nian),但體積和(he)重量是(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(chong)(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)池的額定容量(liang)為(wei)1100mAh時(shi)(shi),即表示以1100mAh(1C)放電(dian)(dian)(dian)時(shi)(shi)間可(ke)持續1小(xiao)時(shi)(shi),如以200mA(0.2C)放電(dian)(dian)(dian)時(shi)(shi)間可(ke)持續5小(xiao)時(shi)(shi),充(chong)(chong)電(dian)(dian)(dian)也可(ke)按此(ci)對照計算(suan)。

  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(ju)不同(tong)的電池類型及不同(tong)的放(fang)電條(tiao)件,對電池的容量和壽命的要求(qiu)也(ye)不同(tong),因此規定的電池放(fang)電的終(zhong)止電壓也(ye)不相同(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。
電池(chi)(chi)的開(kai)路(lu)電壓(ya),會(hui)依電池(chi)(chi)正、負極與電解液(ye)的材(cai)料而異,如果電池(chi)(chi)正、負極的材(cai)料完全一樣(yang),那么不管電池(chi)(chi)的體積有多大,幾何結構如何變化,起開(kai)路(lu)電壓(ya)都一樣(yang)的。

  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)深(shen)(shen)度的高低和(he)二次電(dian)池的充(chong)電(dian)壽(shou)命(ming)有很(hen)深(shen)(shen)的關系,當二次電(dian)池的放電(dian)深(shen)(shen)度越深(shen)(shen),其充(chong)電(dian)壽(shou)命(ming)就(jiu)越短,因此在使用時應盡量避免深(shen)(shen)度放電(dian)。

  過放電(Over discharge) 
電(dian)(dian)(dian)池若是在放電(dian)(dian)(dian)過(guo)程中,超(chao)過(guo)電(dian)(dian)(dian)池放電(dian)(dian)(dian)的終止電(dian)(dian)(dian)壓值,還繼(ji)續放電(dian)(dian)(dian)時就可能會造成電(dian)(dian)(dian)池內壓升高,正、負極活性物質的可逆性遭(zao)到(dao)損壞,使(shi)電(dian)(dian)(dian)池的容量產生(sheng)明顯減少。

  過充電(Over charge) 
  電(dian)(dian)池(chi)在充電(dian)(dian)時,在達到充滿狀態后(hou),若還繼續(xu)充電(dian)(dian),可能導致電(dian)(dian)池(chi)內壓升高、電(dian)(dian)池(chi)變形、漏(lou)夜等情況發生,電(dian)(dian)池(chi)的性能也會顯著降低和損壞(huai)。

  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(xia),鋰(li)離子電(dian)池(chi)的(de)(de)(de)能量(liang)密(mi)度是(shi)(shi)鎳鎘電(dian)池(chi)的(de)(de)(de)2.5倍(bei),是(shi)(shi)鎳氫電(dian)池(chi)的(de)(de)(de)1.8倍(bei),因此在電(dian)池(chi)容量(liang)相(xiang)等的(de)(de)(de)情況下(xia),鋰(li)離子電(dian)池(chi)就會比鎳鎘、鎳氫電(dian)池(chi)的(de)(de)(de)體(ti)積(ji)更小,重量(liang)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(shi)以一個月為(wei)單位來計算(suan)的話(hua),鋰離子(zi)電(dian)(dian)池自我(wo)放(fang)電(dian)(dian)約是(shi)1%-2%、鎳氫(qing)電(dian)(dian)池自我(wo)放(fang)電(dian)(dian)約3%-5%。

  充電循環壽命(Cycle life) 
  充電(dian)(dian)電(dian)(dian)池在反復充放電(dian)(dian)使用下,電(dian)(dian)池容量回逐漸下降到(dao)初期容量的60%-80%。

  記憶效應(Memory effect) 
在(zai)(zai)電(dian)池充放電(dian)過程中(zhong),會在(zai)(zai)電(dian)池極板(ban)上產生許(xu)多小氣泡(pao),時(shi)間一久,這些氣泡(pao)會減(jian)少(shao)電(dian)池極板(ban)的(de)面積,也間接(jie)影響電(dian)池的(de)容量。

  充電電池的充放電的基本要求
 新(xin)買(mai)的充(chong)電(dian)電(dian)池(chi)要充(chong)電(dian)8-12小時?

  不(bu)論(lun)任何電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)都有(you)(you)自我放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)特(te)性(xing),所以當新(xin)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)到你(ni)手中時(shi)(shi)(shi),這(zhe)(zhe)(zhe)中間(jian)可(ke)能充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)已(yi)經經過(guo)了一(yi)段(duan)時(shi)(shi)(shi)間(jian)的(de)(de)(de)自我放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)了。這(zhe)(zhe)(zhe)就是(shi)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)內(nei)部的(de)(de)(de)化(hua)學(xue)原料已(yi)經歷一(yi)段(duan)時(shi)(shi)(shi)間(jian)沒(mei)有(you)(you)使(shi)用(yong)(yong),出現“鈍化(hua)”狀態,無法(fa)充(chong)(chong)(chong)分(fen)發(fa)揮化(hua)學(xue)反應,提供足夠的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)。在(zai)(zai)(zai)這(zhe)(zhe)(zhe)種情況(kuang)下(xia),第一(yi)次使(shi)用(yong)(yong)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)時(shi)(shi)(shi),一(yi)定(ding)要將(jiang)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)充(chong)(chong)(chong)滿,讓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)恢(hui)復到原有(you)(you)的(de)(de)(de)水(shui)平。事實(shi)上,如果你(ni)的(de)(de)(de)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)長(chang)時(shi)(shi)(shi)間(jian)沒(mei)有(you)(you)使(shi)用(yong)(yong),也一(yi)樣會(hui)(hui)產生這(zhe)(zhe)(zhe)種“鈍化(hua)”現象,而且情況(kuang)會(hui)(hui)更(geng)嚴重。最好能對(dui)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)進行(xing)3次充(chong)(chong)(chong)放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)過(guo) 程,將(jiang)有(you)(you)助充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)的(de)(de)(de)活(huo)化(hua)作用(yong)(yong)。讓充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)內(nei)部的(de)(de)(de)化(hua)學(xue)物質可(ke)以充(chong)(chong)(chong)分(fen)發(fa)揮應有(you)(you)的(de)(de)(de)效果(鎳(nie)鎘電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi))。有(you)(you)時(shi)(shi)(shi)新(xin)購買的(de)(de)(de)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi),放進充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)的(de)(de)(de)時(shi)(shi)(shi)候(hou)(hou),會(hui)(hui)在(zai)(zai)(zai)還沒(mei)充(chong)(chong)(chong)飽電(dian)(dian)(dian)(dian)(dian)(dian)(dian)之前(qian)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)就停止充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)了。當遇見(jian)這(zhe)(zhe)(zhe)種問題(ti)的(de)(de)(de)時(shi)(shi)(shi)候(hou)(hou),你(ni)只要將(jiang)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)移開充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi),然后在(zai)(zai)(zai)放進充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)繼續充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)。這(zhe)(zhe)(zhe)對(dui)于新(xin)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)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)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi)(鎳(nie)氫(qing)、鋰離(li)子(zi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)(chi)(chi))。一(yi)般來說對(dui)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)時(shi)(shi)(shi)間(jian)不(bu)能太(tai)久,最多(duo)12小時(shi)(shi)(shi)就足夠,如果一(yi)旦(dan)過(guo)度充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)就會(hui)(hui)對(dui)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(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(jia)如你用1600mAh的(de)(de)充(chong)(chong)電(dian)(dian)電(dian)(dian)池(chi),充(chong)(chong)電(dian)(dian)器(qi)用400mA的(de)(de)電(dian)(dian)流充(chong)(chong)電(dian)(dian),則充(chong)(chong)電(dian)(dian)時間(jian)為(wei):1600/400*1.5=6小(xiao)時(注意:這種(zhong)方法不適用新(xin)購買(mai)或長期未使用的(de)(de)充(chong)(chong)電(dian)(dian)電(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。
(請注(zhu)意看到(dao)這(zhe)里時,就不(bu)要利用(yong)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器的放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)功(gong)能對(dui)(dui)鎳氫充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)和(he)鋰(li)(li)離(li)子充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)進(jin)行(xing)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動作,尤(you)其是鋰(li)(li)離(li)子充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi),由于本身的材質因數(shu),并不(bu)允許(xu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)本身能夠承受(shou)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器的強制放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。如果你(ni)硬要對(dui)(dui)鋰(li)(li)離(li)子充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)進(jin)行(xing)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian),最(zui)終將導(dao)致電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)損壞。)另(ling)外,你(ni)使(shi)用(yong)需放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的鎳鎘(ge)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi),那么(me)建議你(ni),不(bu)論使(shi)用(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)的次(ci)數(shu)是否(fou)頻繁(fan),最(zui)好每(mei)隔兩、三個(ge)月(yue)左右就對(dui)(dui)鎳鎘(ge)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)進(jin)行(xing)一次(ci)充(chong)(chong)(chong)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian),這(zhe)樣可以確(que)保鎳鎘(ge)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)的記憶效應對(dui)(dui)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)的影響減到(dao)最(zui)低狀態。

電機(ji)、漿、電池、機(ji)型的相互關系

電(dian)(dian)機KV值:電(dian)(dian)機的轉(zhuan)速(空載)=KV值X電(dian)(dian)壓;例如KV1000的電(dian)(dian)機在10V電(dian)(dian)壓下它的轉(zhuan)速(空載)就是10000轉(zhuan)/分鐘。

電(dian)機的(de)KV值越高(gao),提供出來(lai)的(de)扭力就越小(xiao)。所(suo)以(yi),KV值的(de)大小(xiao)就與漿有著密切的(de)關系,以(yi)下就這點提供一下配(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(yong)KV1000配(pei)1060漿與 KV3000配(pei)4530漿它(ta)們分別產(chan)生的(de)推力前者是后(hou)者的(de)兩倍。

機型與(yu)電(dian)機、漿(jiang)的關(guan)系:

一(yi)般來(lai)說(shuo):漿越大(da)對飛機(ji)(ji)所產生的反(fan)扭力越大(da),所以漿的大(da)小與機(ji)(ji)的翼展大(da)小有著一(yi)定關系(xi),但(dan)漿與電機(ji)(ji)也(ye)有著上面所講的關系(xi)。

例(li)如用(yong)1060漿(jiang),機的(de)翼展就得(de)要(yao)在80CM以(yi)上(shang)為合(he)適,不然的(de)話(hua)機就容易造成反(fan)扭;又(you)如用(yong)8*6的(de)漿(jiang)翼展就得(de)在60以(yi)上(shang)。

再(zai)比(bi)如:用4530漿(jiang)(jiang)做翼(yi)(yi)展(zhan)1米以上(shang)(shang)機行否(fou)? 是可以,但飛(fei)機飛(fei)起來(lai)會很(hen)耗(hao)電,因為翼(yi)(yi)展(zhan)大(da)飛(fei)行的(de)阻力大(da),而4530漿(jiang)(jiang)產生的(de)推力相對情況下(xia)小(上(shang)(shang)面漿(jiang)(jiang)的(de)大(da)小與電流關系有講(jiang)到(dao))。

所(suo)以(yi)模(mo)友(you)在(zai)選擇玩什么機型(xing)的(de)時候就要(yao)(yao)(yao)注意這4者(zhe)的(de)關系,尤其是新(xin)手(shou)選擇機型(xing),一定要(yao)(yao)(yao)看這機型(xing)翼展大小選擇配電(dian)機、漿(jiang)、電(dian)池(chi)(chi),特別要(yao)(yao)(yao)注意的(de)是,不能(neng)用大漿(jiang)配高KV的(de)電(dian)機,否則燒電(dian)機還(huan)影響了電(dian)池(chi)(chi),有可能(neng)連(lian)電(dian)調也(ye)燒掉。

另(ling)外,有些(xie)模(mo)友(you)誤認為,電機的推力越(yue)大(da),飛機就能更加克服阻力飛得更快(kuai),這個問題就留給(gei)有興趣(qu)的模(mo)友(you)去(qu)討(tao)論一下了。

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
如果該電池(chi)(chi)長時間超過15安或以上(shang)電流(liu)工作,那么電池(chi)(chi)的(de)(de)(de)壽(shou)命(ming)會變(bian)短、還有電池(chi)(chi)的(de)(de)(de)充滿電壓(ya)單(dan)片(pian)4.15-4.20合(he)適,用(yong)后(hou)的(de)(de)(de)最低電壓(ya)為(wei)單(dan)片(pian)3.7以上(shang)(切記不要(yao)過放),長期不用(yong)的(de)(de)(de)保存電壓(ya)最好為(wei)3.9。

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