燃料動力電池好不好?
在動力鋰電池不斷受市場“寵愛”的當下,有什么動力電池可以(yi)有可能與(yu)之抗衡呢?也(ye)許(xu)燃料動力電池(chi)會(hui)是最(zui)有希(xi)望能與(yu)之匹敵(di)或甚至替代(dai)的可能吧(ba),那(nei)么什(shen)么是燃料動力電池(chi),這個好不好呢?
所有燃料動(dong)力電(dian)池(chi)(chi)的(de)(de)基本工作原理都是(shi)相同的(de)(de),就是(shi)將氫的(de)(de)化學能轉化為電(dian)能。人們(men)已經研究出數種不同類型(xing)的(de)(de)燃料動(dong)力電(dian)池(chi)(chi)技術。除了pEM、pAFC和SOFC之外(wai),還(huan)有堿性燃料動(dong)力電(dian)池(chi)(chi)(AFC)和熔融碳(tan)酸鹽(MC)燃料動(dong)力電(dian)池(chi)(chi)。pEM燃料動(dong)力電(dian)池(chi)(chi)因其相對(dui)較(jiao)低的(de)(de)工作溫度和較(jiao)高的(de)(de)效率而廣(guang)泛用于(yu)汽車(che)工業中。
因為燃(ran)料動(dong)力(li)(li)電(dian)(dian)(dian)池由于化學原材料的(de)特性,只能(neng)制造出(chu)單(dan)顆(ke)不超過1V電(dian)(dian)(dian)壓的(de)電(dian)(dian)(dian)芯(xin),所以大多數(shu)應用都要多個電(dian)(dian)(dian)池。由多個相同的(de)普通電(dian)(dian)(dian)池串聯而(er)成(cheng)的(de)燃(ran)料動(dong)力(li)(li)電(dian)(dian)(dian)池電(dian)(dian)(dian)堆可以實現(xian)更(geng)高功率(lv)的(de)輸(shu)出(chu)。有(you)些燃(ran)料動(dong)力(li)(li)電(dian)(dian)(dian)池電(dian)(dian)(dian)堆包含數(shu)千個單(dan)體電(dian)(dian)(dian)池,能(neng)夠(gou)出(chu)現(xian)車輛(liang)、商業及工業動(dong)力(li)(li)應用所需(xu)的(de)高電(dian)(dian)(dian)壓和大電(dian)(dian)(dian)流。
燃料動力電(dian)池測試系統
在(zai)研發(fa)(R&D)應用中(zhong),進行(xing)燃(ran)(ran)(ran)料(liao)動(dong)(dong)(dong)力(li)電(dian)(dian)池(chi)(chi)測(ce)(ce)(ce)試(shi)(shi)的(de)(de)目的(de)(de)是確(que)定和(he)優(you)化能量(liang)(liang)輸出的(de)(de)特性(xing),以(yi)及延長電(dian)(dian)堆的(de)(de)使(shi)用壽命(ming)和(he)魯棒性(xing)。在(zai)驗證階(jie)段,重要目的(de)(de)是優(you)化設計以(yi)備大規模生產,以(yi)及在(zai)不(bu)降低效率的(de)(de)情況(kuang)下(xia)降低電(dian)(dian)堆的(de)(de)總(zong)成(cheng)本。關于制造應用,監(jian)測(ce)(ce)(ce)電(dian)(dian)堆是為(wei)了確(que)保它們(men)符(fu)合設計規范。研究、開(kai)(kai)發(fa)或(huo)制造燃(ran)(ran)(ran)料(liao)動(dong)(dong)(dong)力(li)電(dian)(dian)池(chi)(chi)的(de)(de)科學家及工程(cheng)師要各種(zhong)測(ce)(ce)(ce)量(liang)(liang)、控(kong)(kong)制、分析及可視化工具來評(ping)估和(he)驗證燃(ran)(ran)(ran)料(liao)動(dong)(dong)(dong)力(li)電(dian)(dian)池(chi)(chi)技術。燃(ran)(ran)(ran)料(liao)動(dong)(dong)(dong)力(li)電(dian)(dian)池(chi)(chi)測(ce)(ce)(ce)試(shi)(shi)系(xi)統要精確(que)地(di)監(jian)測(ce)(ce)(ce)和(he)控(kong)(kong)制成(cheng)百上千次(ci)測(ce)(ce)(ce)量(liang)(liang),范圍(wei)從氫燃(ran)(ran)(ran)料(liao)的(de)(de)流(liu)量(liang)(liang)、溫度、壓(ya)力(li)和(he)濕度到燃(ran)(ran)(ran)料(liao)動(dong)(dong)(dong)力(li)電(dian)(dian)池(chi)(chi)組的(de)(de)輸出電(dian)(dian)壓(ya)和(he)電(dian)(dian)流(liu)。測(ce)(ce)(ce)試(shi)(shi)系(xi)統必須能夠監(jian)視和(he)控(kong)(kong)制燃(ran)(ran)(ran)料(liao)動(dong)(dong)(dong)力(li)電(dian)(dian)池(chi)(chi)在(zai)各種(zhong)情況(kuang)下(xia)的(de)(de)運行(xing),并準確(que)獲得(de)有(you)關實時性(xing)能和(he)工作(zuo)特性(xing)等信息。測(ce)(ce)(ce)試(shi)(shi)系(xi)統還(huan)必須具有(you)靈(ling)活性(xing)的(de)(de)數據采集(ji)、監(jian)視及控(kong)(kong)制的(de)(de)能力(li),以(yi)精確(que)地(di)控(kong)(kong)制燃(ran)(ran)(ran)料(liao)動(dong)(dong)(dong)力(li)電(dian)(dian)池(chi)(chi)的(de)(de)工作(zuo)和(he)試(shi)(shi)驗。圖4所示是AdvancedMeasurements公(gong)司(si)開(kai)(kai)發(fa)的(de)(de)用于固態(tai)氧化物(wu)燃(ran)(ran)(ran)料(liao)動(dong)(dong)(dong)力(li)電(dian)(dian)池(chi)(chi)的(de)(de)測(ce)(ce)(ce)試(shi)(shi)系(xi)統。工程(cheng)師們(men)不(bu)斷將(jiang)新方法應用到他們(men)的(de)(de)測(ce)(ce)(ce)試(shi)(shi)中(zhong),不(bu)斷尋求可靠、精確(que)及靈(ling)活的(de)(de)測(ce)(ce)(ce)試(shi)(shi)系(xi)統來輔助縮短開(kai)(kai)發(fa)周期、提高質量(liang)(liang)和(he)降低成(cheng)本,以(yi)開(kai)(kai)發(fa)出下(xia)一代(dai)的(de)(de)燃(ran)(ran)(ran)料(liao)動(dong)(dong)(dong)力(li)電(dian)(dian)池(chi)(chi)。





