2026-04-11 12:09:52
7764
氫能的特點
質子交換膜燃料電池最理想的燃料為純氫。氫能具有以下三方麵的特點:其qi一yi,氫qing能neng是shi理li想xiang的de清qing潔jie能neng源yuan之zhi一yi。氫qing氣qi燃ran燒shao時shi所suo得de產chan物wu是shi水shui,不bu產chan生sheng任ren何he汙wu染ran環huan境jing的de物wu質zhi。其qi二er,氫qing能neng可ke再zai生sheng,是shi一yi種zhong二er次ci能neng源yuan。自zi然ran界jie不bu存cun在zai純chun氫qing,必bi須xu從cong含han氫qing的de物wu質zhi中zhong製zhi得de。其qi三san,它ta是shi理li想xiang的de能neng源yuan載zai體ti。氫qing氣qi具ju有you可ke儲chu、可輸的性質,可作為一種能源儲存或運輸。儲能可以達到合理利用能源的目的。各種間歇性生產能源的過程及廉價能源、電(dian)力(li)穀(gu)峰(feng)差(cha)暫(zan)多(duo)餘(yu)能(neng)源(yuan),均(jun)可(ke)轉(zhuan)化(hua)為(wei)氫(qing)能(neng)儲(chu)存(cun)或(huo)運(yun)輸(shu)。此(ci)種(zhong)儲(chu)存(cun)能(neng)源(yuan)方(fang)式(shi)具(ju)有(you)分(fen)散(san)儲(chu)存(cun)及(ji)較(jiao)長(chang)時(shi)間(jian)的(de)儲(chu)存(cun)特(te)性(xing)。氫(qing)能(neng)亦(yi)可(ke)進(jin)行(xing)大(da)規(gui)模(mo)運(yun)輸(shu)。
作為燃料的氫能需解決的問題
一、氫的製造技術係統。因氫氣製取是氫能技術發展的基礎。 二、以純氫為燃料時,氫的儲存、輸送等有一定的危險性,是目前需要解決的關鍵問題。 三、要建立氫供給的公用設施投資十分巨大。
如何解決問題,獲得氫源?
一、ranliaozhongzheng。zhongzhengshijishangshicongyixieranliaozhonghuoquqingdeguocheng,takeyizaicheshangjinxing,weiqingranliaodianchiqichetigongnengyuan。conghuashiyuanliaozhiquqingqiyiyouchengshudejishujigongyezhuangzhi,bingzaibuduanyanjiugaijinzhong。danconghuashiyuanliaozhiquqingqideguochengbiranhuifangchueryanghuatan,bunengjiejuewenshiqitidepaifangwenti。woguoyoufengfudemeitanziyuanjidaliangtianranqikuang,zhezaixiangdangchangdeshiqineijunweizhiquqingqitigonglekekaodeziyuan,danshitianranqizhongzhengbijiaomafan,erqietianranqichucunxuyaogaoyaguan,tijida。muqianzhuyaocaiyonggaodujichengdechezaijiachunbufenyanghuazhongzhengqizhiqingzuoweizhizijiaohuanmoranliaodianchidiandongchederanliao。yinweijiachunkeyoumeizhihechengqihecheng,jiachunbufenyanghuazhongzhengzhiqingsuochanshengdefuqingqitizhong,qiyiyanghuatandejinghuajishuyihuodetupo。shijiegeguoshiyougongsijunzaitouzikaifaqiyouzhongzhengzhiqingjishu,bingyihuodelianghaojinzhan。feihuashiyuanliaozhiqingqianjingshifenguangkuo,danmuqianshoudaoyidingxianzhi,zhengchuyuyanjiujieduan。
二、當氫能作為一種燃料時,必然具有分散性及間歇性使用特點,因此必須解決儲存及運輸問題。儲氫、輸氫技術要求能量密度大,儲氫及放氫所耗能量少、安全性好,並符合車載狀況的要求等。目前世界各國均已試驗了以高壓氫、儲氫材料儲氫和液氫為燃料的樣車,已使燃料電池電動車實現了真正的“零”排放。
三、建立氫供給的公用設施方麵,美國加得、加利福尼亞州已決定在2000年秋在西薩克拉蒙多(West Sacramento)建造氫氣加注站,為在城市試驗的16taizhizijiaohuanmoranliaodianchiweidonglidediandongchejiazhuranliao。ribenyeyouzhefangmiandejihuazhunbeishishi。danzuihaodefangfashiliyongqiyouzhongzhengzhiqingjishu,zheyangkeliyongxianyoudeqiyoujiazhudegongyongsheshi,bubixinjianranliaodegonggeisheshi,jinxingfuzadegaizao,erqieqiyoudenengliangyaobitianranqihejiachungao。gaixiangjishuruguodeyitupo,zeyizhizijiaohuanmoranliaodianchiweidonglidediandongchekeyuneiranjichegongyongjiayouxitong。