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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。 
對充電(dian)(dian)時(shi)(shi)(shi)(shi)間的(de)(de)(de)(de)(de)計(ji)算有個簡單的(de)(de)(de)(de)(de)公式(shi):Hour=1.5C/充電(dian)(dian)電(dian)(dian)流。例如:對1200mAH的(de)(de)(de)(de)(de)電(dian)(dian)池充電(dian)(dian),充電(dian)(dian)器的(de)(de)(de)(de)(de)充電(dian)(dian)電(dian)(dian)流為150mA,則時(shi)(shi)(shi)(shi)間為 1800mAH/150mA等于(yu)12小時(shi)(shi)(shi)(shi)。當然在很(hen)多時(shi)(shi)(shi)(shi)候并不能計(ji)算出正好的(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)間,我(wo)們可以挑(tiao)離得最近的(de)(de)(de)(de)(de)半小時(shi)(shi)(shi)(shi)以方(fang)便記時(shi)(shi)(shi)(shi)。例如:充電(dian)(dian)器的(de)(de)(de)(de)(de)電(dian)(dian)流為 160mA,對1400mAH的(de)(de)(de)(de)(de)電(dian)(dian)池充電(dian)(dian),則時(shi)(shi)(shi)(shi)間為2100mAH/160mA約為13小時(shi)(shi)(shi)(shi),而不用(yong)計(ji)算到分。

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?
使用(yong)快(kuai)速(su)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)器(qi)(qi)(qi)的(de)(de)(de)(de)另一(yi)個(ge)問(wen)題(ti)(ti)是(shi),當充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)時(shi)間到(dao)了(le)之后如(ru)果忘記停止充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian),對電(dian)(dian)(dian)(dian)池的(de)(de)(de)(de)傷(shang)害(hai)要遠大于(yu)慢速(su)恒流(liu)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)器(qi)(qi)(qi)過(guo)充(chong)(chong)(chong)(chong)(chong)產生的(de)(de)(de)(de)傷(shang)害(hai)。因(yin)(yin)(yin)此(ci)為了(le)解決(jue)過(guo)充(chong)(chong)(chong)(chong)(chong)問(wen)題(ti)(ti),快(kuai)速(su)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)器(qi)(qi)(qi)一(yi)般都采用(yong)了(le)比如(ru)-△V保(bao)護等方法來判斷電(dian)(dian)(dian)(dian)池是(shi)否(fou)接近(jin)充(chong)(chong)(chong)(chong)(chong)滿(man),這(zhe)些(xie)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)器(qi)(qi)(qi)都使用(yong)了(le)控(kong)制電(dian)(dian)(dian)(dian)路(lu)或者IC芯(xin)片來完成這(zhe)一(yi)任務。當電(dian)(dian)(dian)(dian)池接近(jin)充(chong)(chong)(chong)(chong)(chong)滿(man)時(shi),控(kong)制電(dian)(dian)(dian)(dian)路(lu)會(hui)自(zi)動轉入涓(juan)流(liu)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)模(mo)式,對電(dian)(dian)(dian)(dian)池進(jin)行(xing)涓(juan)流(liu)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)。采用(yong)涓(juan)流(liu)電(dian)(dian)(dian)(dian)流(liu)對電(dian)(dian)(dian)(dian)池進(jin)行(xing)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)的(de)(de)(de)(de)好處是(shi)很明(ming)顯(xian)的(de)(de)(de)(de),其一(yi)如(ru)前(qian)所述,涓(juan)流(liu)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)能將電(dian)(dian)(dian)(dian)池充(chong)(chong)(chong)(chong)(chong)的(de)(de)(de)(de)很滿(man),其次就是(shi)不(bu)用(yong)擔心過(guo)充(chong)(chong)(chong)(chong)(chong)的(de)(de)(de)(de)問(wen)題(ti)(ti),因(yin)(yin)(yin)此(ci)進(jin)行(xing)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)的(de)(de)(de)(de)好處是(shi)很明(ming)顯(xian)的(de)(de)(de)(de),其一(yi)如(ru)前(qian)所述,涓(juan)流(liu)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)能將電(dian)(dian)(dian)(dian)池充(chong)(chong)(chong)(chong)(chong)的(de)(de)(de)(de)很滿(man),其次就是(shi)不(bu)用(yong)擔心過(guo)充(chong)(chong)(chong)(chong)(chong)的(de)(de)(de)(de)問(wen)題(ti)(ti),因(yin)(yin)(yin)此(ci)使用(yong)這(zhe)類充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)器(qi)(qi)(qi)的(de)(de)(de)(de)最大好處就是(shi)不(bu)用(yong)再去(qu)計算時(shi)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(de)充電時(shi)間來(lai)控(kong)制(zhi)充電終點,一(yi)般(ban)按照(zhao)充入120%~150%電池標(biao)稱(cheng)容(rong)量(liang)所需的(de)對(dui)應時(shi)間來(lai)控(kong)制(zhi)。標(biao)準充電一(yi)般(ban)采(cai)用時(shi)間控(kong)制(zhi)方式,比(bi)如按照(zhao)IEC標(biao)準測(ce)試電池容(rong)量(liang)時(shi)即采(cai)用0.1C充電16小時(shi)的(de)方法。

2)-△V控制: 
  當(dang)電(dian)池充(chong)滿電(dian)時(shi)(shi),電(dian)池電(dian)壓(ya)會達到一個峰(feng)值,然后(hou)電(dian)壓(ya)會下(xia)降。當(dang)電(dian)壓(ya)下(xia)降一定的值時(shi)(shi),終止充(chong)電(dian)。

3)峰值電壓控制: 
通(tong)過檢測電(dian)池(chi)的電(dian)壓來判斷充電(dian)的終(zhong)點,當(dang)電(dian)壓達(da)到峰值時(shi),終(zhong)止充電(dian)。

4)溫度控制: 
電(dian)(dian)池(chi)在充(chong)(chong)電(dian)(dian)過程中,溫(wen)(wen)度會逐漸升高。充(chong)(chong)滿電(dian)(dian)時(shi),電(dian)(dian)池(chi)溫(wen)(wen)度與周圍環境(jing)溫(wen)(wen)度的差(cha)(cha)值會達到最大。當(dang)差(cha)(cha)值最大時(shi)停(ting)止充(chong)(chong)電(dian)(dian)

5)dT/dt控制: 
通過檢(jian)測電池溫度相(xiang)對(dui)于充(chong)(chong)電時間(jian)的變化率來判斷充(chong)(chong)電的終(zhong)點。

6)TCO控制: 
當電池溫(wen)度升高一(yi)定數值(zhi)時停止充(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(wei):0度(du)~45度(du)

溫度為:0度~45度
備(bei)注:耐(nai)過(guo)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(nie)氫電池輕(qing)30%~40%,容(rong)量高(gao)出鎳(nie)氫電池60%以上。但(dan)是不耐過(guo)充,如果(guo)過(guo)充會(hui)造成溫度過(guo)高(gao)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(bei)注(zhu):鋰電(dian)的改良型(xing),沒有電(dian)池液(ye),而改用(yong)聚合物(wu)電(dian)解質,可(ke)以(yi)做成各種(zhong)形狀,比鋰電(dian)池穩(wen)定(ding)。

  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(wen)度(du)為:0度(du)~45度(du)


溫度為:0度~45度
備注:就是(shi)一(yi)般車(che)用(yong)電(dian)瓶(ping)(它是(shi)以(yi)6個2V串(chuan)聯成12V的(de)),免加水(shui)的(de)電(dian)池使(shi)用(yong)壽命長達10年,但(dan)體積和重(zhong)量是(shi)最(zui)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:充(chong)電電池的額定容(rong)量為1100mAh時,即表示以1100mAh(1C)放電時間可持續(xu)1小(xiao)時,如以200mA(0.2C)放電時間可持續(xu)5小(xiao)時,充(chong)電也可按(an)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(ju)不同(tong)的(de)電(dian)池(chi)類(lei)型(xing)及不同(tong)的(de)放電(dian)條件,對電(dian)池(chi)的(de)容(rong)量和壽命的(de)要求也不同(tong),因(yin)此規定的(de)電(dian)池(chi)放電(dian)的(de)終(zhong)止電(dian)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(chi)的(de)(de)開(kai)(kai)路(lu)電(dian)壓,會依電(dian)池(chi)正、負極與電(dian)解(jie)液的(de)(de)材料而異,如果電(dian)池(chi)正、負極的(de)(de)材料完全一樣,那么(me)不管電(dian)池(chi)的(de)(de)體積(ji)有多大,幾何結構如何變化,起(qi)開(kai)(kai)路(lu)電(dian)壓都一樣的(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。
放電(dian)(dian)深(shen)度的(de)高低和二(er)次(ci)電(dian)(dian)池的(de)充(chong)(chong)電(dian)(dian)壽命(ming)有很(hen)深(shen)的(de)關系,當二(er)次(ci)電(dian)(dian)池的(de)放電(dian)(dian)深(shen)度越深(shen),其充(chong)(chong)電(dian)(dian)壽命(ming)就越短,因此(ci)在(zai)使(shi)用時(shi)應盡量避免深(shen)度放電(dian)(dian)。

  過放電(Over discharge) 
電(dian)(dian)池若是(shi)在放(fang)電(dian)(dian)過(guo)(guo)程中,超(chao)過(guo)(guo)電(dian)(dian)池放(fang)電(dian)(dian)的終止電(dian)(dian)壓值(zhi),還(huan)繼續放(fang)電(dian)(dian)時就可能會造成(cheng)電(dian)(dian)池內壓升高,正、負極活性物(wu)質的可逆(ni)性遭到損(sun)壞,使電(dian)(dian)池的容量產(chan)生明顯減少。

  過充電(Over charge) 
  電(dian)(dian)池(chi)(chi)在充(chong)電(dian)(dian)時,在達到充(chong)滿狀態(tai)后,若還繼(ji)續充(chong)電(dian)(dian),可能導(dao)致電(dian)(dian)池(chi)(chi)內壓升高、電(dian)(dian)池(chi)(chi)變形、漏夜等情況發生,電(dian)(dian)池(chi)(chi)的(de)性能也會顯著(zhu)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(nie)鎘、鎳(nie)氫(qing)電(dian)池(chi)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。
若是以一個月為(wei)單位來計算的話,鋰離(li)子電(dian)池自我放電(dian)約(yue)(yue)是1%-2%、鎳氫電(dian)池自我放電(dian)約(yue)(yue)3%-5%。

  充電循環壽命(Cycle life) 
  充電電池在反復充放電使(shi)用下(xia),電池容量回逐漸下(xia)降到初期容量的60%-80%。

  記憶效應(Memory effect) 
在電池充放電過程中,會在電池極板上產生許多(duo)小(xiao)氣泡,時(shi)間一久,這些氣泡會減(jian)少電池極板的面積,也(ye)間接(jie)影響電池的容量。

  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(ren)何(he)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)都(dou)有自(zi)我(wo)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)特(te)性,所以(yi)當(dang)新充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi)到(dao)(dao)你手中時(shi)(shi),這(zhe)(zhe)中間(jian)(jian)可能充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi)已(yi)經(jing)經(jing)過(guo)了(le)(le)一(yi)(yi)(yi)段時(shi)(shi)間(jian)(jian)的(de)(de)(de)(de)自(zi)我(wo)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)了(le)(le)。這(zhe)(zhe)就是充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi)內部(bu)(bu)的(de)(de)(de)(de)化(hua)學原料已(yi)經(jing)歷(li)一(yi)(yi)(yi)段時(shi)(shi)間(jian)(jian)沒有使用(yong),出現“鈍化(hua)”狀態(tai),無(wu)法充(chong)(chong)(chong)(chong)(chong)分(fen)發(fa)(fa)揮化(hua)學反應,提供足夠(gou)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)。在這(zhe)(zhe)種情況下,第一(yi)(yi)(yi)次(ci)使用(yong)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi)時(shi)(shi),一(yi)(yi)(yi)定要將(jiang)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi)充(chong)(chong)(chong)(chong)(chong)滿,讓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)恢復到(dao)(dao)原有的(de)(de)(de)(de)水平。事實上,如(ru)(ru)果你的(de)(de)(de)(de)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi)長時(shi)(shi)間(jian)(jian)沒有使用(yong),也一(yi)(yi)(yi)樣會(hui)(hui)產生(sheng)這(zhe)(zhe)種“鈍化(hua)”現象(xiang),而且情況會(hui)(hui)更嚴(yan)重。最好能對(dui)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi)進(jin)行3次(ci)充(chong)(chong)(chong)(chong)(chong)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)過(guo) 程,將(jiang)有助充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi)的(de)(de)(de)(de)活化(hua)作用(yong)。讓充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi)內部(bu)(bu)的(de)(de)(de)(de)化(hua)學物質可以(yi)充(chong)(chong)(chong)(chong)(chong)分(fen)發(fa)(fa)揮應有的(de)(de)(de)(de)效果(鎳(nie)鎘電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi))。有時(shi)(shi)新購(gou)(gou)買(mai)(mai)的(de)(de)(de)(de)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi),放(fang)進(jin)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)的(de)(de)(de)(de)時(shi)(shi)候(hou),會(hui)(hui)在還(huan)沒充(chong)(chong)(chong)(chong)(chong)飽電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)之前(qian)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)就停止充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)了(le)(le)。當(dang)遇見這(zhe)(zhe)種問(wen)題的(de)(de)(de)(de)時(shi)(shi)候(hou),你只要將(jiang)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi)移開(kai)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi),然后在放(fang)進(jin)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)繼續充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。這(zhe)(zhe)對(dui)于新充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi)是很正(zheng)常的(de)(de)(de)(de)現象(xiang),不(bu)是你購(gou)(gou)買(mai)(mai)到(dao)(dao)不(bu)良的(de)(de)(de)(de)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi)(鎳(nie)氫、鋰離子電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi))。一(yi)(yi)(yi)般來說對(dui)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)時(shi)(shi)間(jian)(jian)不(bu)能太久,最多12小時(shi)(shi)就足夠(gou),如(ru)(ru)果一(yi)(yi)(yi)旦過(guo)度(du)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)就會(hui)(hui)對(dui)充(chong)(chong)(chong)(chong)(chong)電(dian)(dian)(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)(dian)(dian)池(chi)(chi)(chi)造成(cheng)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的充電(dian)電(dian)池,充電(dian)器用400mA的電(dian)流充電(dian),則充電(dian)時間為:1600/400*1.5=6小時(注意:這(zhe)種方法不適用新購(gou)買或長期未使(shi)用的充電(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。
(請注意看到這里時,就不要利用充電器的放(fang)(fang)(fang)電(dian)(dian)功能(neng)(neng)對(dui)(dui)鎳氫(qing)充電(dian)(dian)電(dian)(dian)池(chi)(chi)(chi)和鋰(li)離(li)子充電(dian)(dian)電(dian)(dian)池(chi)(chi)(chi)進行(xing)放(fang)(fang)(fang)電(dian)(dian)動作(zuo),尤(you)其是(shi)鋰(li)離(li)子充電(dian)(dian)電(dian)(dian)池(chi)(chi)(chi),由于本身(shen)的材質因數,并不(bu)允許電(dian)(dian)池(chi)(chi)(chi)本身(shen)能(neng)(neng)夠承受充電(dian)(dian)器的強(qiang)制放(fang)(fang)(fang)電(dian)(dian)。如果你(ni)硬要對(dui)(dui)鋰(li)離(li)子充電(dian)(dian)電(dian)(dian)池(chi)(chi)(chi)進行(xing)放(fang)(fang)(fang)電(dian)(dian),最終將導致電(dian)(dian)池(chi)(chi)(chi)損壞。)另外,你(ni)使用需放(fang)(fang)(fang)電(dian)(dian)的鎳鎘充電(dian)(dian)電(dian)(dian)池(chi)(chi)(chi),那么建議你(ni),不(bu)論(lun)使用電(dian)(dian)池(chi)(chi)(chi)的次數是(shi)否(fou)頻繁,最好每隔兩、三個(ge)月(yue)左右就對(dui)(dui)鎳鎘充電(dian)(dian)電(dian)(dian)池(chi)(chi)(chi)進行(xing)一次充放(fang)(fang)(fang)電(dian)(dian),這樣可(ke)以確保鎳鎘充電(dian)(dian)電(dian)(dian)池(chi)(chi)(chi)的記(ji)憶(yi)效應(ying)對(dui)(dui)電(dian)(dian)池(chi)(chi)(chi)的影響減(jian)到(dao)最低狀態(tai)。

電(dian)機、漿、電(dian)池(chi)、機型的相互關系

電(dian)(dian)機KV值:電(dian)(dian)機的(de)轉速(空載(zai))=KV值X電(dian)(dian)壓(ya);例如KV1000的(de)電(dian)(dian)機在10V電(dian)(dian)壓(ya)下它的(de)轉速(空載(zai))就是10000轉/分鐘。

電機的(de)KV值(zhi)越高(gao),提(ti)供(gong)出來的(de)扭力(li)就(jiu)越小(xiao)。所以,KV值(zhi)的(de)大小(xiao)就(jiu)與漿(jiang)有著(zhu)密切的(de)關(guan)系,以下就(jiu)這點(dian)提(ti)供(gong)一下配漿(jiang)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(zuo)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1060漿(jiang)與 KV3000配4530漿(jiang)它們分別產生的推力前者是后者的兩(liang)倍。

機型與(yu)電機、漿(jiang)的(de)關系:

一般來說:漿(jiang)越(yue)大對(dui)飛機所產生的反(fan)扭力(li)越(yue)大,所以漿(jiang)的大小與機的翼展大小有(you)著(zhu)一定關系,但漿(jiang)與電機也有(you)著(zhu)上面(mian)所講的關系。

例如用(yong)1060漿,機(ji)的(de)翼(yi)展就(jiu)得(de)要在(zai)80CM以(yi)(yi)上(shang)(shang)為合適,不然的(de)話機(ji)就(jiu)容易造成反扭(niu);又如用(yong)8*6的(de)漿翼(yi)展就(jiu)得(de)在(zai)60以(yi)(yi)上(shang)(shang)。

再比如(ru):用4530漿(jiang)(jiang)(jiang)做翼(yi)展1米以上機行否? 是可(ke)以,但(dan)飛機飛起來會很耗電,因為翼(yi)展大飛行的(de)阻力(li)大,而4530漿(jiang)(jiang)(jiang)產生的(de)推力(li)相對(dui)情(qing)況下小(xiao)(上面(mian)漿(jiang)(jiang)(jiang)的(de)大小(xiao)與(yu)電流關系(xi)有講到)。

所(suo)以模友(you)在(zai)選擇玩(wan)什么機(ji)型(xing)(xing)的時候就要注(zhu)意(yi)這(zhe)4者的關(guan)系,尤其是新手選擇機(ji)型(xing)(xing),一定要看這(zhe)機(ji)型(xing)(xing)翼展大(da)小選擇配電(dian)機(ji)、漿、電(dian)池,特(te)別要注(zhu)意(yi)的是,不能用大(da)漿配高KV的電(dian)機(ji),否則燒電(dian)機(ji)還影響了電(dian)池,有可能連(lian)電(dian)調也燒掉。

另外(wai),有些(xie)模(mo)友誤認(ren)為,電機(ji)的(de)推力越大,飛(fei)機(ji)就(jiu)能更(geng)加克服阻力飛(fei)得更(geng)快,這個問題(ti)就(jiu)留給有興趣的(de)模(mo)友去討論一下了。

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
如果該電池長時(shi)間(jian)超(chao)過15安或以上電流(liu)工(gong)作,那么電池的(de)(de)壽命會變短(duan)、還有電池的(de)(de)充滿電壓單片(pian)4.15-4.20合適,用后的(de)(de)最低電壓為單片(pian)3.7以上(切記不要過放),長期不用的(de)(de)保存電壓最好為3.9。

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