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直面挑戰!促進我國光熱發電行業發展的幾點建議
發布者:cspplaza | 來源:網絡 | 0評論 | 2707查看 | 2024-02-02 10:26:53    

太(tai)陽能(neng)熱發(fa)電(dian)(dian)是能(neng)夠連續穩定發(fa)電(dian)(dian),發(fa)揮(hui)煤(mei)電(dian)(dian)機組作用的(de)(de)(de)電(dian)(dian)網友好(hao)型電(dian)(dian)源。隨著我國新(xin)(xin)(xin)(xin)(xin)型能(neng)源體系、新(xin)(xin)(xin)(xin)(xin)型電(dian)(dian)力系統以(yi)及(ji)風光(guang)新(xin)(xin)(xin)(xin)(xin)能(neng)源大(da)基地(di)的(de)(de)(de)加(jia)快建設,兼具調峰電(dian)(dian)源和(he)儲能(neng)雙重功(gong)能(neng)、具備在部分區域作為調峰和(he)基礎(chu)性電(dian)(dian)源潛(qian)力的(de)(de)(de)太(tai)陽能(neng)熱發(fa)電(dian)(dian)技術正迎來新(xin)(xin)(xin)(xin)(xin)的(de)(de)(de)發(fa)展機遇。然而(er),光(guang)熱發(fa)電(dian)(dian)行業也正面臨新(xin)(xin)(xin)(xin)(xin)的(de)(de)(de)挑戰。


光熱發電行業面臨的挑戰


一、產業快速發展,成本快速下降,但與光伏風電比依然較高


為(wei)(wei)(wei)推(tui)動我(wo)國(guo)(guo)太陽能(neng)(neng)熱(re)(re)發電(dian)技術(shu)產(chan)(chan)業(ye)化發展(zhan),形成(cheng)(cheng)國(guo)(guo)內光熱(re)(re)設備(bei)制(zhi)造產(chan)(chan)業(ye)鏈,培育系統集(ji)成(cheng)(cheng)商(shang),2016年9月,國(guo)(guo)家能(neng)(neng)源(yuan)局組織實施了一(yi)批(pi)光熱(re)(re)發電(dian)示(shi)范(fan)項(xiang)目建設,發改委核(he)定標桿(gan)電(dian)價(jia)為(wei)(wei)(wei)1.15元(yuan)/kWh(和2011年的(de)(de)光伏電(dian)價(jia)相(xiang)同,當時國(guo)(guo)內光伏裝機已達到(dao)3GW)。通過(guo)示(shi)范(fan)項(xiang)目的(de)(de)建設,我(wo)國(guo)(guo)完全掌握了光熱(re)(re)發電(dian)系統的(de)(de)聚光、吸熱(re)(re)、儲換熱(re)(re)等(deng)核(he)心技術(shu),以及(ji)適應我(wo)國(guo)(guo)高(gao)海拔、高(gao)寒地(di)區(qu)環境的(de)(de)光熱(re)(re)電(dian)站設計集(ji)成(cheng)(cheng)、建設與運營技術(shu),并(bing)擁(yong)有(you)完整的(de)(de)知識產(chan)(chan)權,從業(ye)企事業(ye)單位數量和產(chan)(chan)品(pin)供應能(neng)(neng)力實現較大增長,為(wei)(wei)(wei)后續(xu)光熱(re)(re)發電(dian)進一(yi)步發展(zhan)奠定了堅實基礎。


國(guo)家發(fa)(fa)(fa)(fa)展(zhan)(zhan)改革委在《關(guan)(guan)于(yu)太(tai)陽能熱(re)(re)(re)發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)標(biao)桿(gan)上(shang)(shang)(shang)網(wang)電(dian)(dian)(dian)(dian)(dian)價(jia)(jia)政(zheng)策(ce)的通知(zhi)》中提(ti)出:2019年(nian)以后國(guo)家將根據太(tai)陽能熱(re)(re)(re)發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)產(chan)業(ye)發(fa)(fa)(fa)(fa)展(zhan)(zhan)狀況(kuang)、發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)成本降低情(qing)況(kuang),適時完善太(tai)陽能熱(re)(re)(re)發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)價(jia)(jia)格(ge)政(zheng)策(ce),逐(zhu)步降低新(xin)建太(tai)陽能熱(re)(re)(re)發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)價(jia)(jia)格(ge)水(shui)(shui)平。然而(er),財政(zheng)部2020年(nian)1月發(fa)(fa)(fa)(fa)布(bu)《關(guan)(guan)于(yu)促進非水(shui)(shui)可再生能源發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)健康發(fa)(fa)(fa)(fa)展(zhan)(zhan)的若干意見(jian)》提(ti)出:新(xin)增光熱(re)(re)(re)項目不再納入中央財政(zheng)補(bu)貼(tie)范圍(wei)。《國(guo)家發(fa)(fa)(fa)(fa)展(zhan)(zhan)改革委關(guan)(guan)于(yu)2021年(nian)新(xin)能源上(shang)(shang)(shang)網(wang)電(dian)(dian)(dian)(dian)(dian)價(jia)(jia)政(zheng)策(ce)有關(guan)(guan)事(shi)項的通知(zhi)》(發(fa)(fa)(fa)(fa)改價(jia)(jia)格(ge)〔2021〕833號)規(gui)定:2021年(nian)起,新(xin)核準(備案)光熱(re)(re)(re)發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)項目上(shang)(shang)(shang)網(wang)電(dian)(dian)(dian)(dian)(dian)價(jia)(jia)由當(dang)地省(sheng)級價(jia)(jia)格(ge)主管部門制定,具備條件(jian)的可通過競爭性配置方式(shi)形成,上(shang)(shang)(shang)網(wang)電(dian)(dian)(dian)(dian)(dian)價(jia)(jia)高于(yu)當(dang)地燃(ran)煤(mei)發(fa)(fa)(fa)(fa)電(dian)(dian)(dian)(dian)(dian)基準價(jia)(jia)的,基準價(jia)(jia)以內的部分由電(dian)(dian)(dian)(dian)(dian)網(wang)企業(ye)結(jie)算。


截至2023年(nian)底,我國(guo)并(bing)網(wang)運(yun)行的(de)光(guang)(guang)熱發電機組容量僅有57萬千瓦,裝(zhuang)機容量非(fei)常小(xiao);光(guang)(guang)熱發電處于(yu)發展初期,度電成本(ben)仍較高,并(bing)不具備同(tong)經歷了數十年(nian)補貼發展的(de)風電、光(guang)(guang)伏平價(jia)的(de)條件。此外,光(guang)(guang)熱發電的(de)電力品質尚未受到重(zhong)視,對于(yu)促進(jin)新能源(yuan)消納的(de)價(jia)值(zhi)沒(mei)有被科學評估(gu)及(ji)在價(jia)格(ge)中體現。


二、產業鏈配套齊全,但電站項目少,拉動強度不足


我(wo)國(guo)光(guang)(guang)熱(re)發(fa)(fa)電(dian)(dian)(dian)(dian)技術(shu)(shu)(shu)起(qi)步晚于(yu)(yu)(yu)(yu)國(guo)外(wai),最早的(de)商業(ye)化光(guang)(guang)熱(re)電(dian)(dian)(dian)(dian)站(zhan)(zhan)始建于(yu)(yu)(yu)(yu)上世紀80年代(美國(guo)),歐洲于(yu)(yu)(yu)(yu)2007年投(tou)運了第一座商業(ye)化儲(chu)熱(re)型(xing)光(guang)(guang)熱(re)電(dian)(dian)(dian)(dian)站(zhan)(zhan)。我(wo)國(guo)首座50MW及以上光(guang)(guang)熱(re)示范(fan)電(dian)(dian)(dian)(dian)站(zhan)(zhan)于(yu)(yu)(yu)(yu)2018年投(tou)運。光(guang)(guang)熱(re)發(fa)(fa)電(dian)(dian)(dian)(dian)涉及熱(re)力學(xue)、傳熱(re)學(xue)、光(guang)(guang)學(xue)、材料學(xue)、自動化控(kong)制等多個學(xue)科,系統(tong)較為復雜。通過示范(fan)項目的(de)建設(she)(she)(she),我(wo)國(guo)光(guang)(guang)熱(re)發(fa)(fa)電(dian)(dian)(dian)(dian)整體技術(shu)(shu)(shu)能力基本(ben)與國(guo)外(wai)第二代商業(ye)化電(dian)(dian)(dian)(dian)站(zhan)(zhan)技術(shu)(shu)(shu)齊平,部分電(dian)(dian)(dian)(dian)站(zhan)(zhan)的(de)設(she)(she)(she)計、建設(she)(she)(she)和運維(wei)水平已處(chu)于(yu)(yu)(yu)(yu)國(guo)際領先水平。然而,由于(yu)(yu)(yu)(yu)光(guang)(guang)熱(re)發(fa)(fa)電(dian)(dian)(dian)(dian)項目初投(tou)資高(gao),在沒有國(guo)家(jia)電(dian)(dian)(dian)(dian)價政策和補(bu)貼的(de)情況下,光(guang)(guang)熱(re)電(dian)(dian)(dian)(dian)站(zhan)(zhan)投(tou)資積極(ji)性(xing)不足,市場(chang)技術(shu)(shu)(shu)迭代機會欠缺(que),相關(guan)設(she)(she)(she)計、施工(gong)、設(she)(she)(she)備等未能有機會實(shi)現(xian)標準化、集(ji)約化,產業(ye)規模效(xiao)應尚未釋放,導致度電(dian)(dian)(dian)(dian)成(cheng)本(ben)仍較高(gao),阻礙了快(kuai)速邁向大(da)(da)規模發(fa)(fa)展。同時,新能源+儲(chu)能過網型(xing)技術(shu)(shu)(shu)逐步成(cheng)熟、由電(dian)(dian)(dian)(dian)動車發(fa)(fa)展帶動起(qi)來的(de)龐大(da)(da)的(de)電(dian)(dian)(dian)(dian)池儲(chu)能技術(shu)(shu)(shu)成(cheng)本(ben)不斷下降,如何快(kuai)速實(shi)現(xian)降本(ben)增效(xiao)是行業(ye)發(fa)(fa)展面臨的(de)巨大(da)(da)挑戰。


三、光熱調峰啟動,但機組容量小,不足以體現光熱的價值


光(guang)(guang)(guang)熱發(fa)電(dian)(dian)(dian)是具有靈活調節和(he)系(xi)統支撐能(neng)力(li)的(de)(de)可(ke)再生能(neng)源(yuan)發(fa)電(dian)(dian)(dian)技(ji)術(shu)(shu),是唯一(yi)具有替(ti)代煤電(dian)(dian)(dian)潛力(li)的(de)(de)新(xin)能(neng)源(yuan)技(ji)術(shu)(shu)。然而,首(shou)批(pi)示(shi)范項目是為(wei)了驗證(zheng)光(guang)(guang)(guang)熱發(fa)電(dian)(dian)(dian)技(ji)術(shu)(shu)路線的(de)(de)可(ke)行(xing)性(xing);當前風光(guang)(guang)(guang)大基地(di)項目中,光(guang)(guang)(guang)熱發(fa)電(dian)(dian)(dian)的(de)(de)裝機容量及系(xi)統配(pei)置受制于平價上網的(de)(de)投資經濟(ji)性(xing),功(gong)能(neng)定位為(wei)“調峰電(dian)(dian)(dian)源(yuan)”,整(zheng)體裝機容量比重較低(與風光(guang)(guang)(guang)配(pei)比為(wei)1:6或1:9),不足以(yi)發(fa)揮對(dui)電(dian)(dian)(dian)網系(xi)統的(de)(de)支撐作用。此外,光(guang)(guang)(guang)熱發(fa)電(dian)(dian)(dian)對(dui)構建(jian)以(yi)新(xin)能(neng)源(yuan)為(wei)主體的(de)(de)新(xin)型(xing)電(dian)(dian)(dian)力(li)系(xi)統的(de)(de)價值,包括提(ti)高電(dian)(dian)(dian)網的(de)(de)穩定性(xing)、提(ti)高風電(dian)(dian)(dian)和(he)光(guang)(guang)(guang)伏的(de)(de)安裝量等,尚(shang)未有定量的(de)(de)數(shu)據(ju)和(he)價格(ge)體現。


促進光熱發電行業發展的建議


一、研究制定“去補貼-市場化發展”過渡期間的光熱發電兩部制電價


光(guang)(guang)(guang)(guang)熱(re)(re)發(fa)電(dian)(dian)初投資較大,目前(qian)在(zai)風光(guang)(guang)(guang)(guang)大基(ji)地中,光(guang)(guang)(guang)(guang)熱(re)(re)發(fa)電(dian)(dian)的(de)角色(se)被定為(wei)(wei)“調(diao)節性電(dian)(dian)源(yuan)”,與風電(dian)(dian)、光(guang)(guang)(guang)(guang)伏一(yi)體化發(fa)展,運行策略為(wei)(wei)中午太陽能(neng)資源(yuan)較好(hao)時(shi),為(wei)(wei)光(guang)(guang)(guang)(guang)伏讓路(lu),只在(zai)早晚高峰(feng)頂峰(feng)發(fa)電(dian)(dian),年(nian)運行小時(shi)數(shu)從4000小時(shi)左(zuo)右下降至2000小時(shi)甚至更低(di)。建(jian)議在(zai)新(xin)能(neng)源(yuan)基(ji)地中,率先開展上網電(dian)(dian)價(jia)形成機(ji)制(zhi)的(de)市場化改革,研究出(chu)臺光(guang)(guang)(guang)(guang)熱(re)(re)發(fa)電(dian)(dian)機(ji)組(zu)(zu)的(de)兩部(bu)制(zhi)電(dian)(dian)價(jia),結合全國典型光(guang)(guang)(guang)(guang)熱(re)(re)發(fa)電(dian)(dian)機(ji)組(zu)(zu)的(de)投資成本,明確了光(guang)(guang)(guang)(guang)熱(re)(re)機(ji)組(zu)(zu)容量電(dian)(dian)價(jia)的(de)適用(yong)范圍和國家補償標準(zhun),為(wei)(wei)光(guang)(guang)(guang)(guang)熱(re)(re)發(fa)電(dian)(dian)投資提(ti)供(gong)一(yi)定程度穩定的(de)預(yu)期和收入來源(yuan),充分體現(xian)光(guang)(guang)(guang)(guang)熱(re)(re)發(fa)電(dian)(dian)對電(dian)(dian)力系(xi)統(tong)的(de)支撐(cheng)調(diao)節價(jia)值,從而(er)提(ti)高新(xin)能(neng)源(yuan)基(ji)地新(xin)能(neng)源(yuan)電(dian)(dian)力比重(zhong)。


在給予光熱(re)發電(dian)(dian)(dian)(dian)(dian)機(ji)組容量(liang)(liang)電(dian)(dian)(dian)(dian)(dian)價(jia)的基礎(chu)上(shang),耦合電(dian)(dian)(dian)(dian)(dian)能量(liang)(liang)價(jia)值(zhi)(電(dian)(dian)(dian)(dian)(dian)力中長期或現貨市場(chang))或調(diao)節(jie)價(jia)值(zhi)(輔助服務)以(yi)及(ji)環境(jing)價(jia)值(zhi)(CCER、綠電(dian)(dian)(dian)(dian)(dian)、綠證)的貨幣化(hua)實現,提(ti)高(gao)光熱(re)發電(dian)(dian)(dian)(dian)(dian)項目投資的積極性,確保(bao)(bao)光熱(re)發電(dian)(dian)(dian)(dian)(dian)行業持(chi)續健康運行,在逐步去煤炭化(hua)的“雙碳(tan)”戰略背景下,促進更(geng)大(da)規模的新能源消納。未來隨著(zhu)電(dian)(dian)(dian)(dian)(dian)力市場(chang)建設(she)和頂(ding)層(ceng)設(she)計的不斷完(wan)善,光熱(re)發電(dian)(dian)(dian)(dian)(dian)將最終(zhong)通過市場(chang)化(hua)確定(ding)(ding)價(jia)格而(er)非政府定(ding)(ding)價(jia),不斷提(ti)升(sheng)自己(ji)在電(dian)(dian)(dian)(dian)(dian)能量(liang)(liang)市場(chang)中的競爭優勢,適應光熱(re)發電(dian)(dian)(dian)(dian)(dian)在現階段的系(xi)統調(diao)節(jie)性以(yi)及(ji)未來基礎(chu)保(bao)(bao)障性電(dian)(dian)(dian)(dian)(dian)源轉(zhuan)型需要,從而(er)確保(bao)(bao)電(dian)(dian)(dian)(dian)(dian)力系(xi)統發電(dian)(dian)(dian)(dian)(dian)容量(liang)(liang)的長期充裕性。


二、盡快開展太陽能熱發電對電網支撐能力的研究


受制(zhi)于(yu)平(ping)價上(shang)(shang)網(wang)(wang)條件(jian)下的(de)投資經濟性(xing)(xing),新(xin)能(neng)(neng)源大(da)基(ji)地(di)(di)項目(mu)中光(guang)熱(re)發(fa)(fa)電與光(guang)伏(fu)的(de)容(rong)量配(pei)置(zhi)(zhi)比例極低,這些項目(mu)建成后對(dui)(dui)提升電網(wang)(wang)穩定性(xing)(xing)和(he)(he)(he)可靠性(xing)(xing)的(de)作用尚(shang)不明(ming)確。如此(ci)低的(de)配(pei)置(zhi)(zhi)和(he)(he)(he)容(rong)量恐將(jiang)“杯水車薪”,無法(fa)保(bao)證新(xin)能(neng)(neng)源大(da)基(ji)地(di)(di)的(de)電力(li)(li)品質(zhi)和(he)(he)(he)外(wai)(wai)送要求。建議盡快開展光(guang)熱(re)發(fa)(fa)電機組對(dui)(dui)電網(wang)(wang)支(zhi)撐(cheng)能(neng)(neng)力(li)(li)的(de)研究(jiu)。依(yi)據(ju)大(da)基(ji)地(di)(di)千萬千瓦級規模的(de)直流送出特(te)(te)點以(yi)及(ji)西部地(di)(di)區(qu)的(de)電網(wang)(wang)特(te)(te)征,結合(he)用戶側需求,立足于(yu)對(dui)(dui)外(wai)(wai)輸送100%的(de)新(xin)能(neng)(neng)源電力(li)(li)建設新(xin)能(neng)(neng)源基(ji)地(di)(di),從參與電力(li)(li)系(xi)統(tong)調峰、調頻,進行電網(wang)(wang)運行控(kong)制(zhi)策略的(de)優化研究(jiu),結合(he)不同儲能(neng)(neng)技術特(te)(te)點與響應(ying)特(te)(te)性(xing)(xing)分析研究(jiu)提升大(da)基(ji)地(di)(di)外(wai)(wai)送消(xiao)納能(neng)(neng)力(li)(li)的(de)合(he)理配(pei)置(zhi)(zhi)與優化控(kong)制(zhi),以(yi)項目(mu)數據(ju)驗證光(guang)熱(re)發(fa)(fa)電的(de)實際調節作用和(he)(he)(he)系(xi)統(tong)支(zhi)撐(cheng)能(neng)(neng)力(li)(li)。建議根據(ju)受電地(di)(di)區(qu)的(de)負荷(he)特(te)(te)性(xing)(xing),研究(jiu)確定上(shang)(shang)網(wang)(wang)電價系(xi)數和(he)(he)(he)對(dui)(dui)應(ying)的(de)時(shi)段,使上(shang)(shang)網(wang)(wang)電價體現供求關系(xi),激勵電源為系(xi)統(tong)調峰。


三、不斷總結現有商業化光熱電站的經驗,進行技術創新,降低成本


1)提高(gao)核心設備的(de)壽命(ming)和可靠(kao)(kao)性(xing)。由于在今后與光伏及風電打捆的(de)太陽能光熱電站需頻繁(fan)啟停及大幅(fu)度變負(fu)荷運行(xing),吸熱器(qi)、儲(chu)熱、換(huan)熱以及汽(qi)輪機熱應(ying)力(li)問(wen)(wen)題(ti)(ti)突出,頻繁(fan)啟停造成的(de)疲勞問(wen)(wen)題(ti)(ti)和安全(quan)問(wen)(wen)題(ti)(ti)不(bu)容(rong)忽視。需要研究(jiu)并進一步提高(gao)材料和設備的(de)安全(quan)性(xing)和可靠(kao)(kao)性(xing),建議(yi)對百兆瓦級(ji)吸熱器(qi)、熔(rong)融鹽罐(guan)體(ti)、耐(nai)熱震蒸(zheng)汽(qi)透平(ping)、大容(rong)量蒸(zheng)汽(qi)發生器(qi)等進行(xing)研究(jiu)。


2)優(you)化(hua)電(dian)(dian)站來云的(de)(de)(de)應對策略(lve)。云是影響(xiang)(xiang)電(dian)(dian)站集熱量、發電(dian)(dian)量的(de)(de)(de)重(zhong)要因(yin)素;另外,云層短時間的(de)(de)(de)遮(zhe)擋和離開(kai)會使(shi)吸(xi)熱器表面受熱發生巨大(da)變化(hua),從(cong)而(er)影響(xiang)(xiang)吸(xi)熱器的(de)(de)(de)使(shi)用壽命(ming)以(yi)及電(dian)(dian)站的(de)(de)(de)安全運行。云策略(lve)的(de)(de)(de)優(you)化(hua)可以(yi)減(jian)少熱沖(chong)擊對設(she)備的(de)(de)(de)影響(xiang)(xiang),減(jian)小運行風險(xian)。建議研制(zhi)短時更精(jing)確的(de)(de)(de)云/太陽(yang)輻(fu)照度預報系統。


3)提(ti)高(gao)聚光(guang)場(chang)效(xiao)率(lv)。低成本光(guang)伏電(dian)力(li)加熱(re)(re)(re)(re)熔鹽的(de)技(ji)術(shu)對太(tai)陽能熱(re)(re)(re)(re)發(fa)電(dian)的(de)集熱(re)(re)(re)(re)場(chang)造成巨(ju)大沖擊。太(tai)陽能熱(re)(re)(re)(re)發(fa)電(dian)系統中,太(tai)陽能聚光(guang)成本占比最高(gao)。一方(fang)面要與現有商業化光(guang)熱(re)(re)(re)(re)電(dian)站結合,開發(fa)低成本聚光(guang)器(qi)和鏡場(chang)控制(zhi)系統及反射鏡自潔技(ji)術(shu),提(ti)高(gao)聚光(guang)器(qi)動(dong)態(tai)準(zhun)確度(du),減少集熱(re)(re)(re)(re)系統溢出損失(shi)(shi)。另(ling)一方(fang)面,需要采用新的(de)聚光(guang)方(fang)式,降低余弦(xian)損失(shi)(shi)和截斷損失(shi)(shi),提(ti)高(gao)太(tai)陽能聚光(guang)場(chang)的(de)年均光(guang)學效(xiao)率(lv),用更小的(de)光(guang)場(chang)提(ti)高(gao)能量輸出,從而從根本上降低聚光(guang)場(chang)成本。


4)提(ti)高(gao)(gao)核心(xin)材料(liao)性(xing)能。需要(yao)開(kai)發高(gao)(gao)溫(wen)高(gao)(gao)穩定性(xing)光(guang)/熱(re)轉(zhuan)化材料(liao),高(gao)(gao)溫(wen)合金,高(gao)(gao)溫(wen)長壽命低成本“充/儲/放熱(re)”材料(liao),柔性(xing)反光(guang)材料(liao)。


5)組(zu)織專(zhuan)門第三方技術力量,總結示范(fan)(fan)項目經驗,測試評(ping)價在運國家光熱發電示范(fan)(fan)電站。建議(yi)對(dui)光熱示范(fan)(fan)電站核心設備(bei)、子(zi)系統和全(quan)系統以(yi)及(ji)輔機(ji)設備(bei)的性能參數進行(xing)(xing)測試,形成詳細的測試科研報告(gao);并(bing)基于數據梳(shu)理經驗教訓,得(de)出設備(bei)設計(ji)方法、運行(xing)(xing)操(cao)作規范(fan)(fan)、系統設計(ji)規范(fan)(fan)和事故處理大綱。


6)提高我(wo)國在(zai)高精度檢(jian)測(ce)(ce)測(ce)(ce)量(liang)設(she)(she)備(bei)研制和工(gong)程(cheng)應(ying)用。我(wo)國相關檢(jian)測(ce)(ce)測(ce)(ce)量(liang)設(she)(she)備(bei)主要為進口設(she)(she)備(bei)。建(jian)議(yi)重點開展高能流密度測(ce)(ce)量(liang)系統、生產線(xian)和現場的聚光(guang)器誤差測(ce)(ce)量(liang)儀器、槽(cao)式集(ji)熱器聚光(guang)誤差測(ce)(ce)試儀器、高溫熔鹽以及(ji)顆粒流量(liang)計等儀器儀表的研制和工(gong)程(cheng)應(ying)用。


四、開展光熱發電前沿技術示范,持續深化基礎研究


技(ji)術(shu)(shu)創(chuang)新是促進行業持(chi)續發(fa)展(zhan)(zhan)的(de)(de)(de)源泉(quan),建議(yi)加(jia)緊部署前(qian)(qian)沿(yan)(yan)顛覆性技(ji)術(shu)(shu)研(yan)究(jiu),支持(chi)光(guang)(guang)熱(re)(re)發(fa)電新技(ji)術(shu)(shu)研(yan)發(fa)和新技(ji)術(shu)(shu)示范(fan)工程。建議(yi)開(kai)展(zhan)(zhan)低(di)成本(ben)聚光(guang)(guang)方(fang)(fang)式(shi)的(de)(de)(de)基礎(chu)研(yan)究(jiu),從(cong)太(tai)(tai)陽形狀(zhuang)、太(tai)(tai)陽輻(fu)射的(de)(de)(de)能(neng)(neng)(neng)量(liang)性質(zhi),光(guang)(guang)學(xue)曲(qu)面的(de)(de)(de)自適(shi)應調控方(fang)(fang)法,高(gao)密(mi)度聚集(ji)光(guang)(guang)能(neng)(neng)(neng)對(dui)物質(zhi)表(biao)面微觀(guan)結(jie)構的(de)(de)(de)影響(xiang),太(tai)(tai)陽能(neng)(neng)(neng)到化(hua)(hua)學(xue)能(neng)(neng)(neng)轉化(hua)(hua)存儲及反應器研(yan)究(jiu),太(tai)(tai)陽能(neng)(neng)(neng)超臨界水蒸氣發(fa)電等(deng)(deng)基礎(chu)研(yan)究(jiu)內容。在“十(shi)三五”太(tai)(tai)陽能(neng)(neng)(neng)超臨界二氧(yang)化(hua)(hua)碳(tan)發(fa)電基礎(chu)研(yan)究(jiu)項目基礎(chu)上,進行20-50MWe級高(gao)溫超臨界二氧(yang)化(hua)(hua)碳(tan)太(tai)(tai)陽能(neng)(neng)(neng)熱(re)(re)發(fa)電示范(fan)研(yan)究(jiu);采用(yong)綠色傳熱(re)(re)儲熱(re)(re)介(jie)質(zhi)的(de)(de)(de)太(tai)(tai)陽能(neng)(neng)(neng)熱(re)(re)發(fa)電站以(yi)及50MW級太(tai)(tai)陽能(neng)(neng)(neng)熱(re)(re)化(hua)(hua)學(xue)燃氣電站等(deng)(deng)前(qian)(qian)沿(yan)(yan)技(ji)術(shu)(shu)研(yan)發(fa)和示范(fan)。同時開(kai)展(zhan)(zhan)基于熱(re)(re)力學(xue)第(di)二定律效(xiao)率的(de)(de)(de)能(neng)(neng)(neng)量(liang)轉換方(fang)(fang)式(shi)研(yan)究(jiu)、太(tai)(tai)陽能(neng)(neng)(neng)聚光(guang)(guang)與(yu)高(gao)溫氫(qing)燃料電池系統耦(ou)合(he)發(fa)電技(ji)術(shu)(shu)等(deng)(deng)前(qian)(qian)沿(yan)(yan)理論研(yan)究(jiu)。


五、盡快實施單機大容量光熱發電示范項目


推動大(da)(da)容(rong)量、低成本(ben)光熱(re)發(fa)(fa)電(dian)(dian)項目的應用。通過(guo)加(jia)強新裝備(bei)、新技(ji)術研發(fa)(fa)和(he)試驗示(shi)范工作(zuo)進一步提升(sheng)其靈活性和(he)調(diao)節能力(li),加(jia)快技(ji)術改進和(he)設備(bei)升(sheng)級,提高光熱(re)機組(zu)的發(fa)(fa)電(dian)(dian)效率(lv),降(jiang)低單(dan)位發(fa)(fa)電(dian)(dian)成本(ben),增(zeng)加(jia)機組(zu)在(zai)市場上的競爭力(li)。建議盡(jin)快實施光熱(re)單(dan)機規模(mo)大(da)(da)、容(rong)量比例(li)高的“光熱(re)+”一體化大(da)(da)基地(di)示(shi)范項目,總(zong)結高比例(li)“光熱(re)+”大(da)(da)基地(di)項目的發(fa)(fa)電(dian)(dian)以及調(diao)峰特性,將太陽能熱(re)發(fa)(fa)電(dian)(dian)站(zhan)規模(mo)推廣到1000MW級,助力(li)以新能源(yuan)為主體的新型電(dian)(dian)力(li)系統發(fa)(fa)展。


六、推進以太陽能為主的多能互補的低碳發電技術示范


太陽能高(gao)(gao)溫(wen)集熱(re)與火(huo)電(dian)(dian)及核電(dian)(dian)的(de)互補(bu)發電(dian)(dian)技(ji)術(shu),與高(gao)(gao)溫(wen)燃料電(dian)(dian)池制氫技(ji)術(shu)的(de)結合(he),與生物質能的(de)互補(bu)系(xi)統。特別是(shi)考(kao)慮在大基地中(zhong)考(kao)慮以光熱(re)為主,與火(huo)電(dian)(dian)結合(he)的(de)1000MW級混合(he)電(dian)(dian)力系(xi)統技(ji)術(shu),將電(dian)(dian)站調峰速率提(ti)高(gao)(gao)4倍,將度電(dian)(dian)煤(mei)耗降低70%。


七、對多種新型儲能發電項目進行集中示范,研究其在電網中實際發揮的作用和特性


熔(rong)(rong)鹽(yan)儲(chu)(chu)能(neng)(neng)(neng)光(guang)(guang)熱發(fa)(fa)電(dian)(dian)、純(chun)電(dian)(dian)制(zhi)熱熔(rong)(rong)鹽(yan)儲(chu)(chu)能(neng)(neng)(neng)、壓(ya)縮空氣儲(chu)(chu)能(neng)(neng)(neng)、電(dian)(dian)化學儲(chu)(chu)能(neng)(neng)(neng)等(deng)技術(shu)都適用(yong)于(yu)電(dian)(dian)力(li)系統大規模、長時間、長壽(shou)命的(de)(de)儲(chu)(chu)能(neng)(neng)(neng)調峰應用(yong)場景。在青海(hai)省或甘肅等(deng)同(tong)(tong)等(deng)資源條件下(xia),對純(chun)熔(rong)(rong)鹽(yan)儲(chu)(chu)能(neng)(neng)(neng)光(guang)(guang)熱發(fa)(fa)電(dian)(dian)以及光(guang)(guang)伏+純(chun)電(dian)(dian)制(zhi)熱熔(rong)(rong)鹽(yan)儲(chu)(chu)能(neng)(neng)(neng)、壓(ya)縮空氣儲(chu)(chu)能(neng)(neng)(neng)、電(dian)(dian)化學儲(chu)(chu)能(neng)(neng)(neng)等(deng)技術(shu)路線進(jin)行集中示(shi)范,研(yan)究不同(tong)(tong)季節、不同(tong)(tong)氣象條件下(xia)各電(dian)(dian)源的(de)(de)發(fa)(fa)電(dian)(dian)功(gong)率(lv)特性,在項(xiang)目整(zheng)體上網電(dian)(dian)力(li)曲線相同(tong)(tong)的(de)(de)情況(kuang)下(xia),對電(dian)(dian)網的(de)(de)實際(ji)支(zhi)撐作(zuo)用(yong)。

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