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【百姓彩票最新網址】風、光、氫綠色低碳新能源體系

 2024-04-19 04:20:06

  作者:于冠(guan)一 朱麗(分別系天津大學國家儲能(neng)技術(shu)產(chan)教(jiao)融合(he)創(chuang)(chuang)新(xin)平臺(tai)、風光APEC可持(chi)續能(neng)源(yuan)中(zhong)心副(fu)教(jiao)授;天津大學國家儲能(neng)技術(shu)產(chan)教(jiao)融合(he)創(chuang)(chuang)新(xin)平臺(tai)副(fu)主任(ren),氫綠APEC可持(chi)續能(neng)源(yuan)中(zhong)心主任(ren)、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。氫綠百姓彩票最新網址風和光都是(shi)色低自(zi)然資源,取之不竭(jie),碳(tan)新體系用(yong)之不盡。風光

  風(feng)(feng)力發(fa)電(dian)原理是氫綠(lv)利(li)用(yong)自然風(feng)(feng)帶動風(feng)(feng)車葉(xie)片旋(xuan)轉,通過風(feng)(feng)力發(fa)電(dian)機將風(feng)(feng)能(neng)轉化(hua)為電(dian)能(neng);光伏發(fa)電(dian)則是色低依靠太(tai)陽(yang)(yang)光照射(she),根據光生伏特效應原理,碳新體系利(li)用(yong)太(tai)陽(yang)(yang)能(neng)電(dian)池將太(tai)陽(yang)(yang)光能(neng)直(zhi)接轉化(hua)為電(dian)能(neng)。風(feng)(feng)光風(feng)(feng)、氫綠(lv)光發(fa)電(dian)都不(bu)(bu)使用(yong)燃料(liao),色低不(bu)(bu)產生環境(jing)污染,屬(shu)可(ke)再生的清潔能(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、百姓彩票紅8年穩居全球首位。根據(ju)(ju)國(guo)家(jia)能源(yuan)局(ju)數據(ju)(ju),截至今年2月底,我國(guo)風電(dian)(dian)裝機(ji)容(rong)量(liang)(liang)(liang)約4.5億千瓦(wa),太陽能發(fa)電(dian)(dian)裝機(ji)容(rong)量(liang)(liang)(liang)約6.5億千瓦(wa)。據(ju)(ju)專家(jia)預測,到2060年,我國(guo)風電(dian)(dian)、太陽能發(fa)電(dian)(dian)占(zhan)比(bi)將超過50%,成為電(dian)(dian)量(liang)(liang)(liang)供應的主體。

  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,百姓神彩票給電(dian)(dian)網的安全運(yun)行(xing)帶來嚴峻考(kao)驗。隨(sui)著大基地(di)集(ji)中(zhong)式風電(dian)(dian)、光伏裝機(ji)大幅增(zeng)加,風光發電(dian)(dian)量(liang)迅速(su)增(zeng)長,消納(na)壓力也進一(yi)步增(zeng)大。

  我國能(neng)(neng)(neng)源(yuan)資源(yuan)分布不(bu)均衡(heng),風(feng)、光(guang)等新(xin)能(neng)(neng)(neng)源(yuan)大(da)基地大(da)多數集中于(yu)“三(san)北”地區,能(neng)(neng)(neng)源(yuan)消(xiao)費(fei)地則主(zhu)要集中于(yu)中東部地區。通過建設特(te)高(gao)壓、超高(gao)壓等大(da)型輸電(dian)(dian)(dian)工程進行“西電(dian)(dian)(dian)東送”,成為最(zui)主(zhu)流的(de)方案。近(jin)兩年,特(te)高(gao)壓交直流混電(dian)(dian)(dian)聯網建設進度也(ye)在(zai)加快,對新(xin)能(neng)(neng)(neng)源(yuan)消(xiao)納起(qi)到了(le)一定的(de)作(zuo)用。除了(le)外輸通道(dao)建設,作(zuo)為風(feng)電(dian)(dian)(dian)和光(guang)伏發電(dian)(dian)(dian)的(de)重要配套設施,儲能(neng)(neng)(neng)裝機規(gui)模(mo)在(zai)近(jin)幾年不(bu)斷(duan)擴(kuo)大(da)。快速發展的(de)儲能(neng)(neng)(neng)設施以其優(you)越的(de)調節性能(neng)(neng)(neng)為電(dian)(dian)(dian)力系統提供(gong)了(le)更多靈活性,實現風(feng)電(dian)(dian)(dian)和光(guang)伏平滑并網。但由(you)于(yu)儲能(neng)(neng)(neng)電(dian)(dian)(dian)站容量有(you)限,利(li)用風(feng)、光(guang)發電(dian)(dian)(dian)制氫是解決風(feng)光(guang)電(dian)(dian)(dian)大(da)規(gui)模(mo)并網難(nan)、消(xiao)納難(nan)的(de)有(you)效途徑。

  氫能,國際能源領域新焦點

  氫(qing),元素(su)周期表中的(de)(de)1號元素(su),廣泛存在于空氣、水、礦物(wu)燃料和(he)各(ge)類碳水化合(he)物(wu)中。氫(qing)氣的(de)(de)燃燒值很高,燃燒同(tong)等質量(liang)的(de)(de)氫(qing)氣所放(fang)出的(de)(de)熱量(liang)是(shi)天然氣的(de)(de)2.56倍,普(pu)通汽(qi)油(you)的(de)(de)2.95倍,且不會(hui)產生對有害的(de)(de)污(wu)染物(wu)。氫(qing)能被認(ren)為(wei)是(shi)21世紀最具(ju)發展潛力的(de)(de)一(yi)種(zhong)二次(ci)清(qing)潔能源(yuan)。當今,氫(qing)的(de)(de)制取、儲存、運輸、應用技術(shu)成為(wei)全球關注的(de)(de)焦點。

  根(gen)據氫(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)制(zhi)取過(guo)(guo)(guo)程(cheng)的(de)(de)(de)碳(tan)排(pai)放強度,氫(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)被分為“灰(hui)(hui)氫(qing)(qing)(qing)(qing)(qing)(qing)”“藍氫(qing)(qing)(qing)(qing)(qing)(qing)”和(he)(he)“綠(lv)氫(qing)(qing)(qing)(qing)(qing)(qing)”。“灰(hui)(hui)氫(qing)(qing)(qing)(qing)(qing)(qing)”是(shi)指通(tong)過(guo)(guo)(guo)化石燃料產生的(de)(de)(de)氫(qing)(qing)(qing)(qing)(qing)(qing)氣(qi),在(zai)生產過(guo)(guo)(guo)程(cheng)中有大量的(de)(de)(de)二氧化碳(tan)排(pai)出(chu),當前“灰(hui)(hui)氫(qing)(qing)(qing)(qing)(qing)(qing)”處(chu)于氫(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)市場(chang)的(de)(de)(de)主流位置,約占(zhan)全球氫(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)產量的(de)(de)(de)95%左(zuo)右;“藍氫(qing)(qing)(qing)(qing)(qing)(qing)”是(shi)在(zai)“灰(hui)(hui)氫(qing)(qing)(qing)(qing)(qing)(qing)”的(de)(de)(de)基礎上利用碳(tan)捕集和(he)(he)封存技術(shu),減少了碳(tan)排(pai)放,實現低(di)碳(tan)制(zhi)氫(qing)(qing)(qing)(qing)(qing)(qing);“綠(lv)氫(qing)(qing)(qing)(qing)(qing)(qing)”是(shi)通(tong)過(guo)(guo)(guo)清潔能(neng)源(yuan)(yuan)發(fa)電(dian)進行電(dian)解水制(zhi)氫(qing)(qing)(qing)(qing)(qing)(qing),整(zheng)個制(zhi)氫(qing)(qing)(qing)(qing)(qing)(qing)過(guo)(guo)(guo)程(cheng)零(ling)碳(tan)排(pai)放,被視為制(zhi)氫(qing)(qing)(qing)(qing)(qing)(qing)的(de)(de)(de)終極目(mu)標(biao)。目(mu)前,我國的(de)(de)(de)氫(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)來源(yuan)(yuan)主要以化石燃料制(zhi)氫(qing)(qing)(qing)(qing)(qing)(qing)和(he)(he)工業副(fu)產氫(qing)(qing)(qing)(qing)(qing)(qing)為主,占(zhan)比超過(guo)(guo)(guo)80%。在(zai)綠(lv)色低(di)碳(tan)和(he)(he)能(neng)源(yuan)(yuan)轉(zhuan)型(xing)的(de)(de)(de)背景(jing)下,“綠(lv)氫(qing)(qing)(qing)(qing)(qing)(qing)”成為未來的(de)(de)(de)關鍵氫(qing)(qing)(qing)(qing)(qing)(qing)氣(qi)來源(yuan)(yuan)。目(mu)前,制(zhi)“綠(lv)氫(qing)(qing)(qing)(qing)(qing)(qing)”的(de)(de)(de)成本偏高,降(jiang)低(di)綠(lv)電(dian)價(jia)格、加強技術(shu)創新是(shi)降(jiang)低(di)“綠(lv)氫(qing)(qing)(qing)(qing)(qing)(qing)”成本的(de)(de)(de)有效手段。

  安全(quan)高(gao)效(xiao)的(de)(de)氫(qing)(qing)(qing)(qing)儲(chu)(chu)(chu)運(yun)(yun)(yun)技術是氫(qing)(qing)(qing)(qing)能(neng)應(ying)用(yong)的(de)(de)關鍵(jian)。氫(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)儲(chu)(chu)(chu)存方(fang)(fang)式(shi)主要(yao)有(you)氣(qi)(qi)(qi)態(tai)(tai)儲(chu)(chu)(chu)氫(qing)(qing)(qing)(qing)、液(ye)態(tai)(tai)儲(chu)(chu)(chu)氫(qing)(qing)(qing)(qing)和(he)固態(tai)(tai)儲(chu)(chu)(chu)氫(qing)(qing)(qing)(qing)。氫(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)的(de)(de)輸運(yun)(yun)(yun)方(fang)(fang)式(shi)主要(yao)有(you)高(gao)壓氣(qi)(qi)(qi)態(tai)(tai)長管(guan)拖車(che)運(yun)(yun)(yun)輸、液(ye)氫(qing)(qing)(qing)(qing)槽(cao)罐車(che)運(yun)(yun)(yun)輸以(yi)及(ji)管(guan)道運(yun)(yun)(yun)輸。當前,我國(guo)以(yi)高(gao)壓氣(qi)(qi)(qi)態(tai)(tai)儲(chu)(chu)(chu)氫(qing)(qing)(qing)(qing)、長管(guan)拖車(che)運(yun)(yun)(yun)輸為(wei)主,適用(yong)于少量氫(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)、短距(ju)離運(yun)(yun)(yun)輸的(de)(de)需(xu)要(yao)。管(guan)道輸氫(qing)(qing)(qing)(qing)是實現(xian)氫(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)的(de)(de)大規(gui)模、長距(ju)離、安全(quan)經(jing)濟的(de)(de)理想(xiang)運(yun)(yun)(yun)輸方(fang)(fang)式(shi)。液(ye)態(tai)(tai)儲(chu)(chu)(chu)氫(qing)(qing)(qing)(qing)是在(zai)(zai)標準大氣(qi)(qi)(qi)壓下,將(jiang)氫(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)冷(leng)凍至(zhi)-253℃以(yi)下變為(wei)液(ye)體,然后將(jiang)其保存在(zai)(zai)特制的(de)(de)真空絕熱容器中。液(ye)態(tai)(tai)氫(qing)(qing)(qing)(qing)主要(yao)用(yong)于航天及(ji)軍事領域,能(neng)耗較高(gao)。固態(tai)(tai)儲(chu)(chu)(chu)氫(qing)(qing)(qing)(qing)是用(yong)一種固態(tai)(tai)的(de)(de)介質與氫(qing)(qing)(qing)(qing)氣(qi)(qi)(qi)發生化學反應(ying),從而存儲(chu)(chu)(chu)氫(qing)(qing)(qing)(qing)氣(qi)(qi)(qi),在(zai)(zai)需(xu)要(yao)時(shi)釋放出來,具有(you)體積儲(chu)(chu)(chu)氫(qing)(qing)(qing)(qing)密度(du)高(gao)、安全(quan)性好、可長時(shi)存儲(chu)(chu)(chu)、解決“綠電”與“綠氫(qing)(qing)(qing)(qing)”靈活(huo)轉換的(de)(de)優勢(shi),但是現(xian)在(zai)(zai)尚處于技術攻關階段。

  氫(qing)能(neng)(neng)的(de)(de)用(yong)途(tu)廣泛(fan),是重(zhong)(zhong)要的(de)(de)工(gong)(gong)業(ye)(ye)原(yuan)料和(he)(he)能(neng)(neng)源(yuan)介質,被廣泛(fan)應(ying)用(yong)于工(gong)(gong)業(ye)(ye)、交通(tong)和(he)(he)能(neng)(neng)源(yuan)等(deng)領域。作(zuo)為(wei)(wei)一(yi)種重(zhong)(zhong)要的(de)(de)工(gong)(gong)業(ye)(ye)原(yuan)料,“綠(lv)氫(qing)”可(ke)(ke)用(yong)于替代化石(shi)燃(ran)(ran)料作(zuo)為(wei)(wei)冶金、水泥(ni)和(he)(he)化工(gong)(gong)等(deng)工(gong)(gong)業(ye)(ye)領域的(de)(de)還(huan)原(yuan)劑,消耗規模巨大(da)(da)。在建筑領域作(zuo)為(wei)(wei)高品質熱(re)源(yuan),減(jian)少(shao)煤(mei)炭、天(tian)然氣等(deng)化石(shi)能(neng)(neng)源(yuan)的(de)(de)消耗;交通(tong)被視為(wei)(wei)氫(qing)能(neng)(neng)應(ying)用(yong)的(de)(de)先導領域,以氫(qing)燃(ran)(ran)料電池為(wei)(wei)動力,應(ying)用(yong)于汽車、船舶、鐵路(lu)、航空等(deng)交通(tong)應(ying)用(yong)場景(jing),實現使用(yong)端的(de)(de)零碳排放。在能(neng)(neng)源(yuan)領域,氫(qing)能(neng)(neng)具備能(neng)(neng)源(yuan)和(he)(he)儲能(neng)(neng)的(de)(de)特點(dian),助力可(ke)(ke)再生能(neng)(neng)源(yuan)消納和(he)(he)大(da)(da)規模、長(chang)周(zhou)期的(de)(de)儲能(neng)(neng),用(yong)于發電調(diao)峰(feng),解決了風(feng)光(guang)電不穩定的(de)(de)問題(ti),提高了電網系(xi)統的(de)(de)靈活性和(he)(he)可(ke)(ke)靠(kao)性,從而保障能(neng)(neng)源(yuan)安全和(he)(he)穩定。

  氫儲能,新能源+儲能的重要發展方向

  儲(chu)(chu)(chu)(chu)能(neng)(neng)是(shi)指(zhi)通過介質或(huo)設(she)備(bei)(bei)把(ba)能(neng)(neng)量存儲(chu)(chu)(chu)(chu)起來(lai),在需(xu)要時釋(shi)放的(de)(de)過程。廣義的(de)(de)儲(chu)(chu)(chu)(chu)能(neng)(neng)包括所(suo)(suo)有能(neng)(neng)源(yuan)(yuan)的(de)(de)儲(chu)(chu)(chu)(chu)存。我們(men)所(suo)(suo)說的(de)(de)“儲(chu)(chu)(chu)(chu)能(neng)(neng)”主要是(shi)狹義的(de)(de)對電(dian)能(neng)(neng)的(de)(de)儲(chu)(chu)(chu)(chu)存,是(shi)針對可再生(sheng)能(neng)(neng)源(yuan)(yuan)的(de)(de)不(bu)穩定(ding)而言的(de)(de),通過將儲(chu)(chu)(chu)(chu)能(neng)(neng)設(she)施與風、光集成(cheng),當發(fa)電(dian)量太多時為儲(chu)(chu)(chu)(chu)能(neng)(neng)設(she)備(bei)(bei)充電(dian)平(ping)抑波峰,發(fa)電(dian)量不(bu)足(zu)時再由(you)儲(chu)(chu)(chu)(chu)能(neng)(neng)設(she)備(bei)(bei)把(ba)電(dian)能(neng)(neng)釋(shi)放出來(lai)。通過這種方式將風光發(fa)電(dian)的(de)(de)“靠(kao)天(tian)吃飯”變成(cheng)“靈活可控”。

  儲(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)有(you)多種類型(xing),目前(qian)主流儲(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)方(fang)式(shi)(shi)(shi)是(shi)抽水(shui)(shui)蓄能(neng)(neng)(neng)(neng)(neng)(neng)(neng)和(he)(he)電(dian)池(chi)儲(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)。抽水(shui)(shui)蓄能(neng)(neng)(neng)(neng)(neng)(neng)(neng)必(bi)須在靠(kao)近水(shui)(shui)源(yuan)(yuan)的地(di)方(fang),對(dui)地(di)理位置和(he)(he)水(shui)(shui)資源(yuan)(yuan)條件要求較(jiao)高;電(dian)池(chi)儲(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)適用(yong)于(yu)小(xiao)功率、短周(zhou)(zhou)期、分布式(shi)(shi)(shi)儲(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)。這兩種方(fang)式(shi)(shi)(shi)都有(you)較(jiao)大的局限(xian)性,難以與(yu)可(ke)再生能(neng)(neng)(neng)(neng)(neng)(neng)(neng)源(yuan)(yuan)的規模化和(he)(he)永續(xu)發展的產業生態相匹配。從氫(qing)(qing)儲(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)與(yu)其(qi)他儲(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)的比較(jiao)來看,電(dian)化學(xue)儲(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)的容量(liang)是(shi)兆瓦(wa)級(ji)(ji)(MW),儲(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)時(shi)間(jian)(jian)1天(tian)以內;抽水(shui)(shui)蓄能(neng)(neng)(neng)(neng)(neng)(neng)(neng)容量(liang)是(shi)吉(ji)瓦(wa)級(ji)(ji)(GW),儲(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)時(shi)間(jian)(jian)1周(zhou)(zhou)~1個月;氫(qing)(qing)儲(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)的容量(liang)是(shi)太瓦(wa)級(ji)(ji)(TW),時(shi)間(jian)(jian)可(ke)達到1年以上。氫(qing)(qing)儲(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)可(ke)跨(kua)區域、長距離儲(chu)(chu)(chu)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)。在能(neng)(neng)(neng)(neng)(neng)(neng)(neng)量(liang)轉(zhuan)換(huan)方(fang)面,氫(qing)(qing)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)可(ke)轉(zhuan)換(huan)為(wei)電(dian)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)、熱(re)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)、化學(xue)能(neng)(neng)(neng)(neng)(neng)(neng)(neng)等多種形式(shi)(shi)(shi)的能(neng)(neng)(neng)(neng)(neng)(neng)(neng)源(yuan)(yuan),兼具(ju)安全性、靈活性和(he)(he)規模性特質(zhi),在能(neng)(neng)(neng)(neng)(neng)(neng)(neng)量(liang)維度、時(shi)間(jian)(jian)維度、空間(jian)(jian)維度上均具(ju)有(you)突(tu)出優勢。

  氫(qing)儲(chu)能(neng)(neng)(neng)是以(yi)氫(qing)氣(qi)(qi)為(wei)(wei)介質,利用電(dian)力和氫(qing)的互變性實現可再生(sheng)能(neng)(neng)(neng)源高效儲(chu)存(cun)及(ji)利用的技(ji)術(shu)(shu)。該技(ji)術(shu)(shu)用于調(diao)峰調(diao)頻、電(dian)網(wang)(wang)削峰填谷、用戶冷熱電(dian)氣(qi)(qi)聯供、微電(dian)網(wang)(wang)等(deng)(deng)諸多場景。氫(qing)儲(chu)能(neng)(neng)(neng)既能(neng)(neng)(neng)儲(chu)電(dian),又(you)可以(yi)儲(chu)氫(qing)及(ji)其衍(yan)生(sheng)物(wu)(如(ru)氨、甲醇(chun)等(deng)(deng))。利用電(dian)解水(shui)制氫(qing)氣(qi)(qi),用氫(qing)氣(qi)(qi)作為(wei)(wei)中(zhong)間載體,能(neng)(neng)(neng)上網(wang)(wang)的電(dian)接(jie)入電(dian)網(wang)(wang),不能(neng)(neng)(neng)上網(wang)(wang)的電(dian)用于生(sheng)產氫(qing)氣(qi)(qi)。當電(dian)力輸出不足時,用儲(chu)存(cun)的氫(qing)氣(qi)(qi)發電(dian)向電(dian)網(wang)(wang)供電(dian),富余的氫(qing)氣(qi)(qi)存(cun)儲(chu)起來或轉化為(wei)(wei)甲醇(chun)、氨氣(qi)(qi)等(deng)(deng)化學衍(yan)生(sheng)物(wu),為(wei)(wei)交通、建筑和工業等(deng)(deng)終端部門提供動力燃料(liao)和化工原料(liao)。

  在“十四五”規(gui)劃綱(gang)要中,氫(qing)(qing)(qing)能(neng)(neng)(neng)(neng)與儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)被列為前(qian)(qian)瞻謀劃的(de)(de)六大未來產業(ye)之一。我國(guo)自(zi)2019年(nian)開始嘗(chang)試(shi)氫(qing)(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng),目前(qian)(qian)已經開展(zhan)(zhan)多個氫(qing)(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)項(xiang)(xiang)目。隨著氫(qing)(qing)(qing)燃料電(dian)池和(he)電(dian)解槽技(ji)術逐漸(jian)成熟,氫(qing)(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)憑(ping)借規(gui)模大、周期長、可跨區域儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)等(deng)優勢,成為“可再生能(neng)(neng)(neng)(neng)源(yuan)+儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)”的(de)(de)重(zhong)要發展(zhan)(zhan)方向,氫(qing)(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)項(xiang)(xiang)目正在全(quan)國(guo)“悄然開花”。但是,目前(qian)(qian)我國(guo)氫(qing)(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)發展(zhan)(zhan)仍(reng)處(chu)于商業(ye)化初期階(jie)段(duan),氫(qing)(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)的(de)(de)造價還處(chu)于高位,氫(qing)(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)的(de)(de)應用整體(ti)(ti)上缺乏經濟(ji)性。創新(xin)發展(zhan)(zhan)氫(qing)(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)技(ji)術,進(jin)一步拓展(zhan)(zhan)氫(qing)(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)應用場景,構建(jian)電(dian)氫(qing)(qing)(qing)融合能(neng)(neng)(neng)(neng)源(yuan)體(ti)(ti)系,是氫(qing)(qing)(qing)儲(chu)(chu)(chu)(chu)(chu)能(neng)(neng)(neng)(neng)突破成本掣肘的(de)(de)關鍵。

  推動多能(neng)源互聯(lian)互濟與(yu)(yu)源網荷(he)儲協同(tong),是未(wei)來新能(neng)源體(ti)系(xi)(xi)的一個發展方向。筆者認為(wei),電(dian)(dian)氫(qing)(qing)融合(he)(he)能(neng)夠有機(ji)結合(he)(he)電(dian)(dian)能(neng)與(yu)(yu)氫(qing)(qing)能(neng)優勢(shi)特性,是解決“雙碳”問(wen)題(ti)的重要路徑,而氫(qing)(qing)能(neng)作為(wei)連接多種不同(tong)能(neng)源形式的橋(qiao)梁,未(wei)來將與(yu)(yu)電(dian)(dian)力(li)系(xi)(xi)統產生(sheng)更多的耦合(he)(he)關(guan)系(xi)(xi),進一步推動新型電(dian)(dian)力(li)系(xi)(xi)統建設。

  而面對(dui)氫(qing)能在新(xin)型電力系(xi)統中的應(ying)用(yong)仍面臨(lin)諸多挑戰的情(qing)況,研究者(zhe)們(men)也在積(ji)極(ji)出謀劃策。例如(ru),針對(dui)我國能源(yuan)資源(yuan)與(yu)能源(yuan)需求空間分布不(bu)均衡、產能與(yu)用(yong)能錯(cuo)位的情(qing)況,我們(men)建議針對(dui)新(xin)能源(yuan)大基地(di)(di)建設,鼓勵就(jiu)(jiu)(jiu)近(jin)消(xiao)納,優先發展制(zhi)(zhi)氫(qing)產業(ye);利(li)(li)用(yong)西電東送(song),在靠近(jin)負荷(he)中心的地(di)(di)方制(zhi)(zhi)氫(qing),就(jiu)(jiu)(jiu)地(di)(di)儲(chu)(chu)存,就(jiu)(jiu)(jiu)地(di)(di)利(li)(li)用(yong);就(jiu)(jiu)(jiu)地(di)(di)利(li)(li)用(yong)與(yu)大規模、長距(ju)離儲(chu)(chu)運相結合,集中式(shi)與(yu)分布式(shi)并(bing)舉,保(bao)障整體資源(yuan)的優化配(pei)(pei)置。針對(dui)“綠(lv)氫(qing)”的生產和儲(chu)(chu)運成(cheng)(cheng)本較高的問(wen)題,降(jiang)低(di)綠(lv)電價格是降(jiang)低(di)“綠(lv)氫(qing)”成(cheng)(cheng)本最有效(xiao)的手段,應(ying)鼓勵發展風光微網或離網直接(jie)制(zhi)(zhi)氫(qing),減少過網費、直交流和高低(di)壓(ya)變換環節(jie),低(di)成(cheng)(cheng)本高效(xiao)率制(zhi)(zhi)取“綠(lv)氫(qing)”;新(xin)能源(yuan)配(pei)(pei)送(song)應(ying)盡可(ke)能利(li)(li)用(yong)現有的傳輸系(xi)統,以降(jiang)低(di)新(xin)型電力系(xi)統的投資與(yu)運行成(cheng)(cheng)本。

  《日報》(2024年04月18日 16版)

 

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