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【杏彩體育直播官網在線觀看】風、光、氫綠色低碳新能源體系

來源:杏彩體育  更新時間:2024-04-19 20:40:01


  作者:于冠一(yi) 朱(zhu)麗(li)(分(fen)別系天津大學(xue)(xue)國(guo)家儲能技術產(chan)(chan)教(jiao)融合創新平(ping)(ping)臺、風光(guang)APEC可(ke)(ke)持(chi)續(xu)能源(yuan)(yuan)中心副教(jiao)授;天津大學(xue)(xue)國(guo)家儲能技術產(chan)(chan)教(jiao)融合創新平(ping)(ping)臺副主任,氫綠(lv)APEC可(ke)(ke)持(chi)續(xu)能源(yuan)(yuan)中心主任、色低教(jiao)授)

  風能光能,碳新體系綠色能源遇到新問題

  新能源目前主要指光伏發電、風光風力發電以及二次能源如氫能等。氫綠杏彩體育直播官網在線觀看風(feng)和光(guang)都是色低自然資源,取(qu)之不竭,碳新體系用之不盡。風(feng)光(guang)

  風力(li)發(fa)(fa)電原(yuan)理是氫綠利用自然風帶動風車葉(xie)片旋轉(zhuan)(zhuan),通(tong)過風力(li)發(fa)(fa)電機將風能(neng)(neng)(neng)(neng)轉(zhuan)(zhuan)化(hua)為電能(neng)(neng)(neng)(neng);光(guang)伏(fu)發(fa)(fa)電則是色(se)低依靠太(tai)陽光(guang)照射,根(gen)據光(guang)生伏(fu)特效應原(yuan)理,碳新體系利用太(tai)陽能(neng)(neng)(neng)(neng)電池(chi)將太(tai)陽光(guang)能(neng)(neng)(neng)(neng)直接(jie)轉(zhuan)(zhuan)化(hua)為電能(neng)(neng)(neng)(neng)。風光(guang)風、氫綠光(guang)發(fa)(fa)電都不(bu)使用燃料,色(se)低不(bu)產生環境污染,屬可再生的清潔能(neng)(neng)(neng)(neng)源(yuan)。

  我國的“三北”地區和沿海島嶼都是風能、太陽能資源豐富的地區。在實現“雙碳”目標和能源轉型的道路上,光伏發電、風電是最核心的技術,是重點發展的新興產業。目前,我國已成為全球可再生能源生產和利用第一大國,其中,風電、光伏總裝機容量分別連續13年、杏彩彩票官網首頁8年(nian)穩(wen)居全球首(shou)位。根據(ju)國(guo)家能(neng)源(yuan)局(ju)數據(ju),截(jie)至今年(nian)2月底,我國(guo)風電(dian)裝機(ji)容(rong)量(liang)約(yue)(yue)4.5億千瓦,太(tai)陽能(neng)發(fa)電(dian)裝機(ji)容(rong)量(liang)約(yue)(yue)6.5億千瓦。據(ju)專家預(yu)測,到(dao)2060年(nian),我國(guo)風電(dian)、太(tai)陽能(neng)發(fa)電(dian)占比將(jiang)超過50%,成為電(dian)量(liang)供應的(de)主體。

  隨著風電和太陽能發電比例的快速上升,問題也隨之而來。由于光伏發電完全依靠太陽光源,發電時間受到日出日落的影響,導致其發電的高峰期主要集中在白天,夜晚幾乎處于停滯狀態,不能滿足傍晚及夜間對能源的需求高峰,此外,陰雨天氣下,光伏發電效率也將顯著下降。風力發電高峰則在一天中很不穩定。而無論是光伏還是風力發電,都會因季節的變化產生明顯的差異。這些自然之力與生俱來的波動性、間歇性使得電力輸出變得不可控、不穩定,最終導致供需失衡,杏彩彩票平臺給電(dian)網的安全運行帶來嚴峻考驗。隨著大(da)(da)基地集中式風(feng)電(dian)、光伏(fu)裝機大(da)(da)幅增(zeng)(zeng)加,風(feng)光發電(dian)量(liang)迅(xun)速增(zeng)(zeng)長(chang),消納壓力也進一步增(zeng)(zeng)大(da)(da)。

  我國(guo)能(neng)(neng)(neng)源(yuan)(yuan)資源(yuan)(yuan)分(fen)布不(bu)均衡,風、光等(deng)新能(neng)(neng)(neng)源(yuan)(yuan)大基地(di)(di)(di)大多(duo)(duo)數集中于(yu)“三北(bei)”地(di)(di)(di)區,能(neng)(neng)(neng)源(yuan)(yuan)消(xiao)費地(di)(di)(di)則(ze)主要集中于(yu)中東部地(di)(di)(di)區。通過(guo)建設(she)特高壓(ya)、超(chao)高壓(ya)等(deng)大型(xing)輸電(dian)(dian)(dian)(dian)工程進行“西電(dian)(dian)(dian)(dian)東送”,成為(wei)最主流(liu)的方案。近兩年,特高壓(ya)交直流(liu)混電(dian)(dian)(dian)(dian)聯(lian)網建設(she)進度也在加(jia)快,對(dui)新能(neng)(neng)(neng)源(yuan)(yuan)消(xiao)納起到(dao)了(le)一(yi)定(ding)的作(zuo)用。除(chu)了(le)外(wai)輸通道建設(she),作(zuo)為(wei)風電(dian)(dian)(dian)(dian)和光伏發(fa)電(dian)(dian)(dian)(dian)的重要配套設(she)施,儲(chu)能(neng)(neng)(neng)裝機規模在近幾年不(bu)斷擴大。快速發(fa)展的儲(chu)能(neng)(neng)(neng)設(she)施以其優越的調節性能(neng)(neng)(neng)為(wei)電(dian)(dian)(dian)(dian)力系統提供了(le)更多(duo)(duo)靈活性,實現風電(dian)(dian)(dian)(dian)和光伏平滑并(bing)(bing)網。但由(you)于(yu)儲(chu)能(neng)(neng)(neng)電(dian)(dian)(dian)(dian)站容(rong)量有(you)限(xian),利用風、光發(fa)電(dian)(dian)(dian)(dian)制氫(qing)是解決(jue)風光電(dian)(dian)(dian)(dian)大規模并(bing)(bing)網難、消(xiao)納難的有(you)效途徑。

  氫能,國際能源領域新焦點

  氫(qing),元(yuan)素(su)周期表中的(de)(de)1號元(yuan)素(su),廣(guang)泛存(cun)在于(yu)空氣(qi)、水(shui)、礦物(wu)燃(ran)(ran)料和各類碳水(shui)化合物(wu)中。氫(qing)氣(qi)的(de)(de)燃(ran)(ran)燒值很高,燃(ran)(ran)燒同等質量的(de)(de)氫(qing)氣(qi)所放出(chu)的(de)(de)熱量是天然氣(qi)的(de)(de)2.56倍(bei),普(pu)通(tong)汽油(you)的(de)(de)2.95倍(bei),且不會產生對有害(hai)的(de)(de)污染物(wu)。氫(qing)能被認為是21世(shi)紀(ji)最具發展潛力的(de)(de)一種二次清潔(jie)能源。當今,氫(qing)的(de)(de)制(zhi)取、儲存(cun)、運輸、應用技術成為全球關注的(de)(de)焦(jiao)點(dian)。

  根(gen)據(ju)氫(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)制(zhi)(zhi)(zhi)取過(guo)(guo)程的(de)(de)(de)(de)碳(tan)(tan)排放(fang)(fang)強度,氫(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)被分為(wei)“灰氫(qing)(qing)(qing)(qing)(qing)”“藍氫(qing)(qing)(qing)(qing)(qing)”和“綠(lv)氫(qing)(qing)(qing)(qing)(qing)”。“灰氫(qing)(qing)(qing)(qing)(qing)”是指通過(guo)(guo)化(hua)石(shi)燃料產生的(de)(de)(de)(de)氫(qing)(qing)(qing)(qing)(qing)氣(qi)(qi),在生產過(guo)(guo)程中有大量(liang)的(de)(de)(de)(de)二氧(yang)化(hua)碳(tan)(tan)排出,當前“灰氫(qing)(qing)(qing)(qing)(qing)”處于(yu)氫(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)市(shi)場的(de)(de)(de)(de)主(zhu)流位(wei)置,約(yue)占全球氫(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)產量(liang)的(de)(de)(de)(de)95%左右;“藍氫(qing)(qing)(qing)(qing)(qing)”是在“灰氫(qing)(qing)(qing)(qing)(qing)”的(de)(de)(de)(de)基礎上(shang)利用(yong)碳(tan)(tan)捕(bu)集和封存技(ji)術,減(jian)少(shao)了碳(tan)(tan)排放(fang)(fang),實現(xian)低碳(tan)(tan)制(zhi)(zhi)(zhi)氫(qing)(qing)(qing)(qing)(qing);“綠(lv)氫(qing)(qing)(qing)(qing)(qing)”是通過(guo)(guo)清(qing)潔能源發電進行電解水制(zhi)(zhi)(zhi)氫(qing)(qing)(qing)(qing)(qing),整個制(zhi)(zhi)(zhi)氫(qing)(qing)(qing)(qing)(qing)過(guo)(guo)程零(ling)碳(tan)(tan)排放(fang)(fang),被視為(wei)制(zhi)(zhi)(zhi)氫(qing)(qing)(qing)(qing)(qing)的(de)(de)(de)(de)終極目(mu)標。目(mu)前,我國的(de)(de)(de)(de)氫(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)來源主(zhu)要以化(hua)石(shi)燃料制(zhi)(zhi)(zhi)氫(qing)(qing)(qing)(qing)(qing)和工業副產氫(qing)(qing)(qing)(qing)(qing)為(wei)主(zhu),占比超(chao)過(guo)(guo)80%。在綠(lv)色低碳(tan)(tan)和能源轉型(xing)的(de)(de)(de)(de)背(bei)景下,“綠(lv)氫(qing)(qing)(qing)(qing)(qing)”成為(wei)未來的(de)(de)(de)(de)關鍵氫(qing)(qing)(qing)(qing)(qing)氣(qi)(qi)來源。目(mu)前,制(zhi)(zhi)(zhi)“綠(lv)氫(qing)(qing)(qing)(qing)(qing)”的(de)(de)(de)(de)成本偏(pian)高,降(jiang)低綠(lv)電價格、加強技(ji)術創新是降(jiang)低“綠(lv)氫(qing)(qing)(qing)(qing)(qing)”成本的(de)(de)(de)(de)有效手段。

  安(an)(an)全(quan)高(gao)(gao)效的(de)(de)氫(qing)(qing)(qing)(qing)(qing)儲(chu)(chu)運(yun)(yun)技術是(shi)氫(qing)(qing)(qing)(qing)(qing)能應用(yong)的(de)(de)關鍵。氫(qing)(qing)(qing)(qing)(qing)氣儲(chu)(chu)存方式(shi)主(zhu)(zhu)要有氣態(tai)儲(chu)(chu)氫(qing)(qing)(qing)(qing)(qing)、液態(tai)儲(chu)(chu)氫(qing)(qing)(qing)(qing)(qing)和固態(tai)儲(chu)(chu)氫(qing)(qing)(qing)(qing)(qing)。氫(qing)(qing)(qing)(qing)(qing)氣的(de)(de)輸(shu)運(yun)(yun)方式(shi)主(zhu)(zhu)要有高(gao)(gao)壓氣態(tai)長管(guan)拖車(che)運(yun)(yun)輸(shu)、液氫(qing)(qing)(qing)(qing)(qing)槽(cao)罐車(che)運(yun)(yun)輸(shu)以(yi)及(ji)管(guan)道(dao)運(yun)(yun)輸(shu)。當(dang)前,我國以(yi)高(gao)(gao)壓氣態(tai)儲(chu)(chu)氫(qing)(qing)(qing)(qing)(qing)、長管(guan)拖車(che)運(yun)(yun)輸(shu)為(wei)主(zhu)(zhu),適用(yong)于(yu)少量(liang)氫(qing)(qing)(qing)(qing)(qing)氣、短距離(li)運(yun)(yun)輸(shu)的(de)(de)需(xu)要。管(guan)道(dao)輸(shu)氫(qing)(qing)(qing)(qing)(qing)是(shi)實現氫(qing)(qing)(qing)(qing)(qing)氣的(de)(de)大規模、長距離(li)、安(an)(an)全(quan)經濟(ji)的(de)(de)理(li)想運(yun)(yun)輸(shu)方式(shi)。液態(tai)儲(chu)(chu)氫(qing)(qing)(qing)(qing)(qing)是(shi)在標準大氣壓下,將(jiang)(jiang)氫(qing)(qing)(qing)(qing)(qing)氣冷凍(dong)至(zhi)-253℃以(yi)下變為(wei)液體,然(ran)后(hou)將(jiang)(jiang)其保存在特制的(de)(de)真空絕熱容器中。液態(tai)氫(qing)(qing)(qing)(qing)(qing)主(zhu)(zhu)要用(yong)于(yu)航天及(ji)軍(jun)事領域,能耗較高(gao)(gao)。固態(tai)儲(chu)(chu)氫(qing)(qing)(qing)(qing)(qing)是(shi)用(yong)一種固態(tai)的(de)(de)介(jie)質與氫(qing)(qing)(qing)(qing)(qing)氣發生化學反應,從而存儲(chu)(chu)氫(qing)(qing)(qing)(qing)(qing)氣,在需(xu)要時釋放出來,具有體積儲(chu)(chu)氫(qing)(qing)(qing)(qing)(qing)密度(du)高(gao)(gao)、安(an)(an)全(quan)性好(hao)、可長時存儲(chu)(chu)、解決“綠電”與“綠氫(qing)(qing)(qing)(qing)(qing)”靈(ling)活(huo)轉換的(de)(de)優勢,但是(shi)現在尚處(chu)于(yu)技術攻(gong)關階(jie)段。

  氫(qing)(qing)(qing)能(neng)(neng)的(de)(de)(de)用(yong)(yong)途(tu)廣泛,是重(zhong)要的(de)(de)(de)工業(ye)(ye)原料(liao)和(he)(he)能(neng)(neng)源(yuan)(yuan)介質,被廣泛應(ying)用(yong)(yong)于工業(ye)(ye)、交通(tong)(tong)和(he)(he)能(neng)(neng)源(yuan)(yuan)等領(ling)(ling)域(yu)(yu)(yu)。作為(wei)一種重(zhong)要的(de)(de)(de)工業(ye)(ye)原料(liao),“綠氫(qing)(qing)(qing)”可用(yong)(yong)于替代化石(shi)燃料(liao)作為(wei)冶金(jin)、水泥(ni)和(he)(he)化工等工業(ye)(ye)領(ling)(ling)域(yu)(yu)(yu)的(de)(de)(de)還原劑(ji),消(xiao)耗規模(mo)(mo)巨(ju)大(da)。在(zai)建筑領(ling)(ling)域(yu)(yu)(yu)作為(wei)高品質熱源(yuan)(yuan),減少煤(mei)炭(tan)、天(tian)然氣等化石(shi)能(neng)(neng)源(yuan)(yuan)的(de)(de)(de)消(xiao)耗;交通(tong)(tong)被視(shi)為(wei)氫(qing)(qing)(qing)能(neng)(neng)應(ying)用(yong)(yong)的(de)(de)(de)先導領(ling)(ling)域(yu)(yu)(yu),以氫(qing)(qing)(qing)燃料(liao)電(dian)(dian)池為(wei)動力,應(ying)用(yong)(yong)于汽車(che)、船舶、鐵路(lu)、航空等交通(tong)(tong)應(ying)用(yong)(yong)場景,實現(xian)使用(yong)(yong)端(duan)的(de)(de)(de)零碳排放。在(zai)能(neng)(neng)源(yuan)(yuan)領(ling)(ling)域(yu)(yu)(yu),氫(qing)(qing)(qing)能(neng)(neng)具(ju)備能(neng)(neng)源(yuan)(yuan)和(he)(he)儲(chu)能(neng)(neng)的(de)(de)(de)特(te)點,助力可再生能(neng)(neng)源(yuan)(yuan)消(xiao)納和(he)(he)大(da)規模(mo)(mo)、長(chang)周期的(de)(de)(de)儲(chu)能(neng)(neng),用(yong)(yong)于發(fa)電(dian)(dian)調峰,解決了(le)風光電(dian)(dian)不穩定(ding)的(de)(de)(de)問題,提(ti)高了(le)電(dian)(dian)網系統的(de)(de)(de)靈(ling)活性(xing)和(he)(he)可靠性(xing),從而保障能(neng)(neng)源(yuan)(yuan)安(an)全(quan)和(he)(he)穩定(ding)。

  氫儲能,新能源+儲能的重要發展方向

  儲(chu)(chu)能(neng)(neng)(neng)(neng)是指通(tong)(tong)過介質或設備(bei)(bei)把能(neng)(neng)(neng)(neng)量(liang)存儲(chu)(chu)起來(lai),在需要(yao)時釋放(fang)的(de)(de)(de)過程。廣義的(de)(de)(de)儲(chu)(chu)能(neng)(neng)(neng)(neng)包括所有能(neng)(neng)(neng)(neng)源的(de)(de)(de)儲(chu)(chu)存。我們所說的(de)(de)(de)“儲(chu)(chu)能(neng)(neng)(neng)(neng)”主(zhu)要(yao)是狹義的(de)(de)(de)對(dui)電(dian)(dian)能(neng)(neng)(neng)(neng)的(de)(de)(de)儲(chu)(chu)存,是針對(dui)可再生能(neng)(neng)(neng)(neng)源的(de)(de)(de)不穩定而言的(de)(de)(de),通(tong)(tong)過將儲(chu)(chu)能(neng)(neng)(neng)(neng)設施與風、光集成,當發(fa)電(dian)(dian)量(liang)太多時為(wei)儲(chu)(chu)能(neng)(neng)(neng)(neng)設備(bei)(bei)充電(dian)(dian)平抑波峰(feng),發(fa)電(dian)(dian)量(liang)不足時再由儲(chu)(chu)能(neng)(neng)(neng)(neng)設備(bei)(bei)把電(dian)(dian)能(neng)(neng)(neng)(neng)釋放(fang)出來(lai)。通(tong)(tong)過這種方式(shi)將風光發(fa)電(dian)(dian)的(de)(de)(de)“靠天吃(chi)飯”變成“靈(ling)活可控”。

  儲(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)有多種(zhong)類型,目(mu)前主(zhu)流儲(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)方(fang)式(shi)(shi)(shi)是抽(chou)水蓄能(neng)(neng)(neng)(neng)(neng)和電(dian)池儲(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)。抽(chou)水蓄能(neng)(neng)(neng)(neng)(neng)必須(xu)在(zai)靠近水源的(de)(de)(de)(de)地方(fang),對地理位置(zhi)和水資源條件要求較高(gao);電(dian)池儲(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)適用于小(xiao)功(gong)率、短周期、分布式(shi)(shi)(shi)儲(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)。這(zhe)兩種(zhong)方(fang)式(shi)(shi)(shi)都有較大(da)的(de)(de)(de)(de)局限(xian)性(xing)(xing),難(nan)以(yi)與可(ke)再生能(neng)(neng)(neng)(neng)(neng)源的(de)(de)(de)(de)規模化(hua)和永續發展的(de)(de)(de)(de)產業生態(tai)相(xiang)匹配。從氫(qing)(qing)儲(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)與其他(ta)儲(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)的(de)(de)(de)(de)比較來看,電(dian)化(hua)學(xue)儲(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)的(de)(de)(de)(de)容(rong)量(liang)(liang)(liang)是兆瓦級(MW),儲(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)時(shi)(shi)間(jian)1天以(yi)內;抽(chou)水蓄能(neng)(neng)(neng)(neng)(neng)容(rong)量(liang)(liang)(liang)是吉瓦級(GW),儲(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)時(shi)(shi)間(jian)1周~1個月(yue);氫(qing)(qing)儲(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)的(de)(de)(de)(de)容(rong)量(liang)(liang)(liang)是太瓦級(TW),時(shi)(shi)間(jian)可(ke)達到1年(nian)以(yi)上。氫(qing)(qing)儲(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)可(ke)跨區(qu)域、長距離儲(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)。在(zai)能(neng)(neng)(neng)(neng)(neng)量(liang)(liang)(liang)轉(zhuan)換(huan)方(fang)面,氫(qing)(qing)能(neng)(neng)(neng)(neng)(neng)可(ke)轉(zhuan)換(huan)為電(dian)能(neng)(neng)(neng)(neng)(neng)、熱能(neng)(neng)(neng)(neng)(neng)、化(hua)學(xue)能(neng)(neng)(neng)(neng)(neng)等多種(zhong)形(xing)式(shi)(shi)(shi)的(de)(de)(de)(de)能(neng)(neng)(neng)(neng)(neng)源,兼具安全(quan)性(xing)(xing)、靈活性(xing)(xing)和規模性(xing)(xing)特質,在(zai)能(neng)(neng)(neng)(neng)(neng)量(liang)(liang)(liang)維(wei)度、時(shi)(shi)間(jian)維(wei)度、空間(jian)維(wei)度上均具有突出(chu)優勢。

  氫(qing)儲(chu)(chu)(chu)(chu)能是以氫(qing)氣(qi)(qi)(qi)為介(jie)質,利用(yong)電(dian)(dian)(dian)力(li)和氫(qing)的(de)互變(bian)性(xing)實現可再生(sheng)能源高效儲(chu)(chu)(chu)(chu)存(cun)及利用(yong)的(de)技術。該技術用(yong)于調峰(feng)調頻、電(dian)(dian)(dian)網(wang)削峰(feng)填(tian)谷、用(yong)戶冷熱電(dian)(dian)(dian)氣(qi)(qi)(qi)聯(lian)供(gong)、微電(dian)(dian)(dian)網(wang)等諸多(duo)場景。氫(qing)儲(chu)(chu)(chu)(chu)能既能儲(chu)(chu)(chu)(chu)電(dian)(dian)(dian),又可以儲(chu)(chu)(chu)(chu)氫(qing)及其衍生(sheng)物(wu)(如氨(an)、甲醇(chun)等)。利用(yong)電(dian)(dian)(dian)解水制(zhi)氫(qing)氣(qi)(qi)(qi),用(yong)氫(qing)氣(qi)(qi)(qi)作為中間載(zai)體,能上(shang)網(wang)的(de)電(dian)(dian)(dian)接入電(dian)(dian)(dian)網(wang),不能上(shang)網(wang)的(de)電(dian)(dian)(dian)用(yong)于生(sheng)產(chan)氫(qing)氣(qi)(qi)(qi)。當電(dian)(dian)(dian)力(li)輸出不足(zu)時,用(yong)儲(chu)(chu)(chu)(chu)存(cun)的(de)氫(qing)氣(qi)(qi)(qi)發電(dian)(dian)(dian)向電(dian)(dian)(dian)網(wang)供(gong)電(dian)(dian)(dian),富余(yu)的(de)氫(qing)氣(qi)(qi)(qi)存(cun)儲(chu)(chu)(chu)(chu)起來或轉化(hua)為甲醇(chun)、氨(an)氣(qi)(qi)(qi)等化(hua)學衍生(sheng)物(wu),為交通(tong)、建筑和工(gong)業等終端(duan)部門提供(gong)動力(li)燃料(liao)和化(hua)工(gong)原(yuan)料(liao)。

  在(zai)“十四五(wu)”規(gui)劃綱要中,氫(qing)(qing)能(neng)(neng)(neng)與儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)被列為前(qian)瞻謀劃的六(liu)大未來產業之一。我(wo)國自(zi)2019年開(kai)始嘗試氫(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng),目(mu)前(qian)已經(jing)開(kai)展(zhan)(zhan)多個(ge)氫(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)項目(mu)。隨著氫(qing)(qing)燃料電池(chi)和(he)電解槽技術逐漸成(cheng)熟,氫(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)憑借規(gui)模大、周(zhou)期長、可跨區域儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)等(deng)優(you)勢,成(cheng)為“可再生能(neng)(neng)(neng)源+儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)”的重(zhong)要發展(zhan)(zhan)方向,氫(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)項目(mu)正在(zai)全國“悄然(ran)開(kai)花”。但是,目(mu)前(qian)我(wo)國氫(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)發展(zhan)(zhan)仍處于商業化初期階段(duan),氫(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)的造價(jia)還(huan)處于高位,氫(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)的應(ying)用整體(ti)上缺乏經(jing)濟性。創新(xin)發展(zhan)(zhan)氫(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)技術,進一步拓(tuo)展(zhan)(zhan)氫(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)應(ying)用場景,構建電氫(qing)(qing)融(rong)合能(neng)(neng)(neng)源體(ti)系(xi),是氫(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)突破成(cheng)本掣肘的關鍵。

  推(tui)動(dong)多能(neng)(neng)源互聯互濟與(yu)源網荷(he)儲協同(tong),是未來新能(neng)(neng)源體系(xi)(xi)(xi)的(de)(de)一個發展方向。筆(bi)者(zhe)認(ren)為,電(dian)(dian)(dian)氫融合能(neng)(neng)夠有機(ji)結合電(dian)(dian)(dian)能(neng)(neng)與(yu)氫能(neng)(neng)優勢特性,是解(jie)決“雙碳(tan)”問(wen)題的(de)(de)重要路徑,而(er)氫能(neng)(neng)作為連接多種不同(tong)能(neng)(neng)源形式的(de)(de)橋(qiao)梁,未來將與(yu)電(dian)(dian)(dian)力系(xi)(xi)(xi)統產生(sheng)更多的(de)(de)耦合關系(xi)(xi)(xi),進一步推(tui)動(dong)新型電(dian)(dian)(dian)力系(xi)(xi)(xi)統建設(she)。

  而面(mian)對(dui)氫(qing)(qing)(qing)能(neng)在(zai)新(xin)型電(dian)力(li)系(xi)統(tong)(tong)中的應用仍面(mian)臨諸多挑戰的情況,研究者們也(ye)在(zai)積極出(chu)謀劃策。例如(ru),針對(dui)我(wo)國能(neng)源(yuan)資(zi)源(yuan)與(yu)(yu)能(neng)源(yuan)需求空間分(fen)布(bu)(bu)不均衡、產能(neng)與(yu)(yu)用能(neng)錯(cuo)位(wei)的情況,我(wo)們建(jian)議(yi)針對(dui)新(xin)能(neng)源(yuan)大基地(di)(di)建(jian)設,鼓勵(li)就(jiu)近消納,優先發展制氫(qing)(qing)(qing)產業;利用西電(dian)東(dong)送(song),在(zai)靠(kao)近負荷中心的地(di)(di)方制氫(qing)(qing)(qing),就(jiu)地(di)(di)儲(chu)存,就(jiu)地(di)(di)利用;就(jiu)地(di)(di)利用與(yu)(yu)大規模、長距離儲(chu)運相結(jie)合(he),集(ji)中式與(yu)(yu)分(fen)布(bu)(bu)式并舉,保障整體(ti)資(zi)源(yuan)的優化配(pei)置。針對(dui)“綠(lv)氫(qing)(qing)(qing)”的生產和儲(chu)運成本(ben)(ben)較(jiao)高(gao)的問題,降低綠(lv)電(dian)價格是降低“綠(lv)氫(qing)(qing)(qing)”成本(ben)(ben)最有效(xiao)的手段,應鼓勵(li)發展風光(guang)微網或離網直(zhi)接(jie)制氫(qing)(qing)(qing),減少過網費(fei)、直(zhi)交流(liu)和高(gao)低壓(ya)變換環(huan)節(jie),低成本(ben)(ben)高(gao)效(xiao)率(lv)制取(qu)“綠(lv)氫(qing)(qing)(qing)”;新(xin)能(neng)源(yuan)配(pei)送(song)應盡可能(neng)利用現有的傳輸系(xi)統(tong)(tong),以(yi)降低新(xin)型電(dian)力(li)系(xi)統(tong)(tong)的投資(zi)與(yu)(yu)運行(xing)成本(ben)(ben)。

  《日報(bao)》(2024年04月18日 16版)

 


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