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采用新增可再生能源電量競爭性招標制度有何優勢?
發布者:wwh | 來源:中國改革報 | 0評論 | 4432查看 | 2019-02-21 16:27:35    

綜合考慮某地區用電量、發電量、負荷預測、發電預測等多方面,得出該地區未來某一時間段可能消納的可再生能源電量,并基于中長期交易、基礎電價交易和市場化交易等多種方式實現該地區可再生能源發展


發(fa)展(zhan)可(ke)再(zai)生(sheng)能(neng)(neng)(neng)(neng)源(yuan)(yuan)是(shi)實現能(neng)(neng)(neng)(neng)源(yuan)(yuan)轉型不(bu)可(ke)或(huo)(huo)缺的(de)基礎。目(mu)前(qian),我(wo)國的(de)可(ke)再(zai)生(sheng)能(neng)(neng)(neng)(neng)源(yuan)(yuan)得到了迅猛發(fa)展(zhan),裝機規(gui)模持續(xu)擴大(da)。然而可(ke)再(zai)生(sheng)能(neng)(neng)(neng)(neng)源(yuan)(yuan)在(zai)高速發(fa)展(zhan)的(de)同(tong)時也面臨越來越大(da)的(de)挑戰,特(te)別是(shi)補貼資(zi)金缺口和(he)棄(qi)風(feng)限電(dian)等問題凸顯,而電(dian)網公司(si)在(zai)其(qi)發(fa)展(zhan)中(zhong)往(wang)往(wang)扮演“被動消(xiao)納(na)”可(ke)再(zai)生(sheng)能(neng)(neng)(neng)(neng)源(yuan)(yuan)的(de)角(jiao)色。從這(zhe)一(yi)角(jiao)度著手,以電(dian)網公司(si)為主體(ti)實行新(xin)增(zeng)可(ke)再(zai)生(sheng)能(neng)(neng)(neng)(neng)源(yuan)(yuan)電(dian)量(liang)競爭(zheng)性(xing)招標(biao)制度,或(huo)(huo)許是(shi)解決補貼資(zi)金缺口和(he)棄(qi)風(feng)限電(dian)等問題的(de)一(yi)個(ge)良好思路。


可再生能源發展面臨的挑戰


目(mu)前,可再(zai)(zai)(zai)生能(neng)源在裝機規(gui)模和(he)電量(liang)不斷(duan)提升(sheng)的(de)同時,也(ye)存在消(xiao)納(na)風(feng)險和(he)電價(jia)補(bu)貼資金缺口(kou)等問題。這些問題反映了現行電力體制、政策機制和(he)可再(zai)(zai)(zai)生能(neng)源發展之(zhi)間的(de)深層次矛(mao)盾,電網公司在其中也(ye)往往扮演(yan)的(de)是“被動消(xiao)納(na)”可再(zai)(zai)(zai)生能(neng)源的(de)角色(se)。


目標(biao)(biao)規(gui)劃。現行(xing)的可再生(sheng)能(neng)源(yuan)開發目標(biao)(biao)引(yin)導(dao)制度主(zhu)要是基(ji)于資源(yuan)狀況(kuang)(kuang)和(he)(he)(he)能(neng)源(yuan)消(xiao)費水平,依據(ju)總量目標(biao)(biao)進行(xing)科學分(fen)解得(de)到(dao)的目標(biao)(biao)和(he)(he)(he)規(gui)劃。地方電網往往也需(xu)要將(jiang)可再生(sheng)能(neng)源(yuan)裝(zhuang)機和(he)(he)(he)規(gui)劃情況(kuang)(kuang)等作為規(gui)劃依據(ju)之一,并依據(ju)送出和(he)(he)(he)消(xiao)納情況(kuang)(kuang)等進行(xing)滾(gun)動修編。


通(tong)道建(jian)設(she)(she)。由于電(dian)(dian)網的(de)(de)自然屬性,各地的(de)(de)輸(shu)配(pei)電(dian)(dian)網由當(dang)地電(dian)(dian)網公(gong)(gong)司獨家投(tou)資建(jian)設(she)(she)并承擔相應成(cheng)本,電(dian)(dian)網送(song)出通(tong)道建(jian)設(she)(she)的(de)(de)時(shi)(shi)間往往較長(chang),特別(bie)是在(zai)“三北(bei)”等地區,需建(jian)設(she)(she)的(de)(de)輸(shu)送(song)通(tong)道成(cheng)本較高,這就在(zai)經(jing)濟層面上導致電(dian)(dian)網公(gong)(gong)司在(zai)輸(shu)送(song)通(tong)道建(jian)設(she)(she)上的(de)(de)意(yi)愿不(bu)(bu)強,電(dian)(dian)力(li)基礎設(she)(she)施不(bu)(bu)能(neng)夠滿足日益增長(chang)的(de)(de)新能(neng)源接入需求,送(song)出通(tong)道建(jian)設(she)(she)的(de)(de)時(shi)(shi)間與可再生(sheng)能(neng)源建(jian)設(she)(she)時(shi)(shi)間不(bu)(bu)匹配(pei)。


并(bing)網(wang)(wang)運營(ying)。電(dian)網(wang)(wang)公司(si)需保證可再(zai)生(sheng)能源優(you)先上網(wang)(wang),落實全額(e)保障性(xing)收購制(zhi)度,往往為此需調度大量資源,而(er)目前的電(dian)力輔(fu)助(zhu)服務(wu)市場(chang)等尚未(wei)完善。總(zong)體而(er)言,電(dian)網(wang)(wang)公司(si)在(zai)并(bing)網(wang)(wang)運營(ying)中(zhong)處(chu)于被動消納可再(zai)生(sheng)能源的地位。


新增可再生能源電量競爭性招標制度的設想


目前,對(dui)本地(di)(di)裝機、負荷和消納等情況最為(wei)了解的(de)(de)是當地(di)(di)電(dian)(dian)網(wang)(wang)公(gong)(gong)司(si),而電(dian)(dian)網(wang)(wang)公(gong)(gong)司(si)也是現行可(ke)(ke)再(zai)生(sheng)能(neng)源(yuan)電(dian)(dian)價(jia)制(zhi)度補貼兌付的(de)(de)執(zhi)行主(zhu)體(ti)。筆者認為(wei),應考慮(lv)以消納為(wei)本的(de)(de)可(ke)(ke)再(zai)生(sheng)能(neng)源(yuan)裝機方式,電(dian)(dian)網(wang)(wang)公(gong)(gong)司(si)可(ke)(ke)作為(wei)執(zhi)行主(zhu)體(ti)實行新增可(ke)(ke)再(zai)生(sheng)能(neng)源(yuan)電(dian)(dian)量競爭性招(zhao)標制(zhi)度,以固定電(dian)(dian)量的(de)(de)中長期招(zhao)標為(wei)主(zhu),浮動電(dian)(dian)量的(de)(de)基礎電(dian)(dian)價(jia)交(jiao)易或(huo)市場化交(jiao)易為(wei)輔(fu),實現某地(di)(di)區的(de)(de)可(ke)(ke)再(zai)生(sheng)能(neng)源(yuan)裝機目標。


新增可(ke)再生能源電量競爭性(xing)招標制度是(shi)指綜合考(kao)慮某地區用電量、發電量、負(fu)荷(he)預測、發電預測等(deng)多(duo)方面,得(de)出該(gai)地區未來某一時間段可(ke)能消納的(de)可(ke)再生能源電量,并基于中長期(qi)交(jiao)(jiao)易(yi)、基礎電價交(jiao)(jiao)易(yi)和市(shi)場化交(jiao)(jiao)易(yi)等(deng)多(duo)種方式(shi)實現該(gai)地區可(ke)再生能源發展的(de)制度。


設(she)想(xiang)的(de)電量(liang)競爭性(xing)招(zhao)標制(zhi)度主要(yao)包(bao)括以(yi)下三(san)個部分(fen)(fen)(fen)。一(yi)是新增可(ke)再生能源(yuan)電量(liang)預測部分(fen)(fen)(fen),二是競價部分(fen)(fen)(fen),三(san)是合同(tong)的(de)簽訂、執行與監管(guan)部分(fen)(fen)(fen)。


新(xin)增(zeng)可再(zai)(zai)生能源(yuan)電(dian)(dian)量(liang)預(yu)測。地(di)方電(dian)(dian)網企業(ye)結(jie)合本地(di)區當前時間段的(de)用電(dian)(dian)量(liang)、負荷水平、發電(dian)(dian)量(liang)、電(dian)(dian)網規劃情況等,對未(wei)(wei)來的(de)用電(dian)(dian)規模(mo)進行預(yu)測,得出新(xin)增(zeng)用電(dian)(dian)量(liang),并根據(ju)裝機指標、市場監(jian)測預(yu)警、消納空間等得出未(wei)(wei)來該地(di)區所需的(de)可再(zai)(zai)生能源(yuan)電(dian)(dian)量(liang)需求。


如某地區電(dian)(dian)(dian)(dian)網公司結合前一年當地的(de)用電(dian)(dian)(dian)(dian)量(liang)、發電(dian)(dian)(dian)(dian)量(liang)和(he)電(dian)(dian)(dian)(dian)網規(gui)劃等數據(ju),在每年大約11月預測得出第(di)二年的(de)用電(dian)(dian)(dian)(dian)量(liang),基于當地年發電(dian)(dian)(dian)(dian)利用小時數和(he)消(xiao)納(na)指(zhi)標(biao)等數據(ju),得出新(xin)一年可(ke)能(neng)新(xin)增的(de)可(ke)再生能(neng)源電(dian)(dian)(dian)(dian)量(liang)。


競價(jia)。電(dian)(dian)(dian)網(wang)公司披露新增(zeng)的可(ke)(ke)再(zai)(zai)生(sheng)能(neng)(neng)源(yuan)電(dian)(dian)(dian)量、電(dian)(dian)(dian)網(wang)接(jie)入條件、負荷情況以(yi)及(ji)其他所需信息(xi),為發(fa)電(dian)(dian)(dian)企業(ye)(ye)(ye)競爭該(gai)地(di)區(qu)電(dian)(dian)(dian)量提供(gong)所需條件。發(fa)電(dian)(dian)(dian)企業(ye)(ye)(ye)等(deng)對可(ke)(ke)能(neng)(neng)新增(zeng)的可(ke)(ke)再(zai)(zai)生(sheng)能(neng)(neng)源(yuan)電(dian)(dian)(dian)量進(jin)行(xing)測(ce)算,并(bing)得出最終新增(zeng)可(ke)(ke)再(zai)(zai)生(sheng)能(neng)(neng)源(yuan)電(dian)(dian)(dian)量總報價(jia)等(deng)相關信息(xi),由電(dian)(dian)(dian)網(wang)公司委托第(di)三方機構組(zu)織專家進(jin)行(xing)評(ping)審(shen)。在評(ping)標(biao)階(jie)段,專家可(ke)(ke)根據(ju)企業(ye)(ye)(ye)能(neng)(neng)力、技(ji)術(shu)水平(ping)、上(shang)網(wang)電(dian)(dian)(dian)價(jia)等(deng)進(jin)行(xing)綜合評(ping)價(jia),得出中標(biao)發(fa)電(dian)(dian)(dian)企業(ye)(ye)(ye),并(bing)與中標(biao)發(fa)電(dian)(dian)(dian)企業(ye)(ye)(ye)簽訂(ding)可(ke)(ke)再(zai)(zai)生(sheng)能(neng)(neng)源(yuan)售電(dian)(dian)(dian)合同。


合(he)同的簽訂(ding)、執行與監(jian)管。發電(dian)企(qi)業與電(dian)網(wang)公司(si)簽訂(ding)的可(ke)再(zai)(zai)生(sheng)能(neng)(neng)源售電(dian)合(he)同,應(ying)明(ming)確交(jiao)易期(qi)限、上網(wang)電(dian)量(liang)、結算方式、結算電(dian)價等相關權責。交(jiao)易期(qi)限可(ke)以(yi)20年經營期(qi)為限,并逐(zhu)步縮短,上網(wang)電(dian)量(liang)以(yi)電(dian)網(wang)公司(si)核算的新增(zeng)可(ke)再(zai)(zai)生(sheng)能(neng)(neng)源電(dian)量(liang)為準。發電(dian)企(qi)業進行該地區新增(zeng)可(ke)再(zai)(zai)生(sheng)能(neng)(neng)源裝機的建設、并網(wang)及(ji)(ji)運營,電(dian)網(wang)企(qi)業負責該地區可(ke)再(zai)(zai)生(sheng)能(neng)(neng)源外部接網(wang)設施(shi)以(yi)及(ji)(ji)由接入引(yin)起公共(gong)電(dian)網(wang)改造(zao)部分的投資建設,為其(qi)提供便捷、及(ji)(ji)時、高效的服(fu)務(wu)。


由(you)于(yu)電(dian)(dian)(dian)網(wang)(wang)公司(si)是(shi)以電(dian)(dian)(dian)量(liang)競爭性(xing)招標的(de)(de)方式來(lai)對(dui)可再(zai)生(sheng)能源裝(zhuang)機(ji)進(jin)(jin)(jin)(jin)行(xing)招標,因(yin)此該可再(zai)生(sheng)能源裝(zhuang)機(ji)并網(wang)(wang)電(dian)(dian)(dian)量(liang)應與合(he)同(tong)(tong)電(dian)(dian)(dian)量(liang)大致相等(deng)。電(dian)(dian)(dian)網(wang)(wang)公司(si)負(fu)(fu)責對(dui)上網(wang)(wang)電(dian)(dian)(dian)量(liang)進(jin)(jin)(jin)(jin)行(xing)統計和結算,并負(fu)(fu)責進(jin)(jin)(jin)(jin)行(xing)考核。若并網(wang)(wang)電(dian)(dian)(dian)量(liang)低于(yu)合(he)同(tong)(tong)電(dian)(dian)(dian)量(liang)某(mou)一約定值,如低于(yu)合(he)同(tong)(tong)電(dian)(dian)(dian)量(liang)的(de)(de)97%以下,或到并網(wang)(wang)期限(xian)內未實(shi)現(xian)并網(wang)(wang),則由(you)電(dian)(dian)(dian)網(wang)(wang)公司(si)制定相應的(de)(de)懲罰(fa)機(ji)制進(jin)(jin)(jin)(jin)行(xing)考核,若并網(wang)(wang)電(dian)(dian)(dian)量(liang)高于(yu)合(he)同(tong)(tong)電(dian)(dian)(dian)量(liang),高于(yu)部(bu)分則執行(xing)多(duo)余電(dian)(dian)(dian)量(liang)的(de)(de)收購、調(diao)劑(ji),實(shi)行(xing)基礎電(dian)(dian)(dian)價交易或進(jin)(jin)(jin)(jin)入(ru)電(dian)(dian)(dian)力現(xian)貨市場進(jin)(jin)(jin)(jin)行(xing)市場化交易。


在(zai)合同(tong)執(zhi)行(xing)過程中,價(jia)格和能源主(zhu)管部(bu)門等(deng)可對電(dian)(dian)量競爭性招(zhao)標的基本情(qing)(qing)況、并網(wang)接入情(qing)(qing)況、相關(guan)價(jia)格及收費(fei)政策執(zhi)行(xing)情(qing)(qing)況、電(dian)(dian)費(fei)結(jie)算情(qing)(qing)況等(deng)實(shi)施監管,電(dian)(dian)網(wang)企業仍作為(wei)電(dian)(dian)價(jia)兌付的主(zhu)體。


新增可再生能源電量競爭性招標制度的路徑


從規模上,可(ke)(ke)采取先小(xiao)規模試點,后大(da)規模推(tui)廣的(de)方(fang)式。在初期對(dui)適用于接入配電(dian)(dian)網運行、就(jiu)近消納的(de)中(zhong)小(xiao)型(xing)發(fa)電(dian)(dian)設(she)施(shi),如小(xiao)規模的(de)分布(bu)式光伏、分散式風電(dian)(dian)和(he)生物質(zhi)發(fa)電(dian)(dian)等(deng),由電(dian)(dian)網公司根(gen)據(ju)測算結(jie)果實(shi)行電(dian)(dian)量(liang)競爭(zheng)(zheng)性招標,后期根(gen)據(ju)發(fa)展情況(kuang)可(ke)(ke)擴展至(zhi)較高電(dian)(dian)壓等(deng)級的(de)、接入輸(shu)電(dian)(dian)網絡的(de)風電(dian)(dian)場(chang)和(he)光伏電(dian)(dian)站等(deng),還可(ke)(ke)以依(yi)據(ju)規劃(hua)的(de)電(dian)(dian)能輸(shu)送(song)通道(dao),合理安排可(ke)(ke)再生能源(yuan)電(dian)(dian)量(liang)規模并實(shi)現競爭(zheng)(zheng)性上網。


從合同(tong)電(dian)量(liang)(liang)上(shang),可(ke)采(cai)(cai)取先(xian)實(shi)行(xing)20年(nian)合同(tong)電(dian)量(liang)(liang),后再逐步(bu)縮小直至全(quan)部參與市(shi)(shi)場化交易的方(fang)式。在初期與現有可(ke)再生能(neng)源裝機合同(tong)一致,采(cai)(cai)取20年(nian)的合同(tong)電(dian)量(liang)(liang),后期逐步(bu)縮短(duan)合同(tong)電(dian)量(liang)(liang)年(nian)限,其他時間(jian)采(cai)(cai)取基礎(chu)電(dian)價或市(shi)(shi)場化交易等(deng)方(fang)式上(shang)網,并(bing)最終實(shi)現全(quan)部可(ke)再生能(neng)源電(dian)量(liang)(liang)的市(shi)(shi)場化電(dian)量(liang)(liang)交易。


從(cong)招(zhao)標制(zhi)(zhi)度上(shang),可(ke)(ke)先制(zhi)(zhi)定(ding)(ding)小規模試點的(de)配(pei)套政策,實(shi)行“固定(ding)(ding)電(dian)量+競(jing)(jing)爭(zheng)性招(zhao)標”的(de)制(zhi)(zhi)度。后期(qi)根據發展規模和電(dian)壓等級等,與配(pei)額制(zhi)(zhi)、保障性收購等制(zhi)(zhi)度相結合(he),實(shi)行“固定(ding)(ding)電(dian)量+市場化交易”完整的(de)新增可(ke)(ke)再(zai)生能源電(dian)量競(jing)(jing)爭(zheng)性招(zhao)標制(zhi)(zhi)度。


新增可再生能源電量競爭性招標制度的優勢


電(dian)網公司采用新增可再生能源電(dian)量競爭性招標制度有以下幾個優勢(shi)。


切合了(le)電(dian)(dian)(dian)力(li)市場化方(fang)(fang)向。一(yi)方(fang)(fang)面,以(yi)競爭方(fang)(fang)式配(pei)置可再生能源(yuan)(yuan)項目(mu),能夠(gou)有效反(fan)映可再生能源(yuan)(yuan)建設成(cheng)本(ben),解(jie)決目(mu)前標桿電(dian)(dian)(dian)價難以(yi)及時跟蹤實(shi)際成(cheng)本(ben)的(de)問題(ti),體現(xian)了(le)真實(shi)的(de)可再生能源(yuan)(yuan)市場水平。另(ling)一(yi)方(fang)(fang)面,采取(qu)逐步縮(suo)小(xiao)合同(tong)上網(wang)電(dian)(dian)(dian)量并增加市場化交(jiao)易電(dian)(dian)(dian)量,推動了(le)可再生能源(yuan)(yuan)電(dian)(dian)(dian)力(li)市場的(de)發展。


保障了(le)(le)地(di)區(qu)的(de)(de)消(xiao)納水平。由電(dian)(dian)(dian)(dian)網(wang)(wang)企業(ye)(ye)為主體(ti)實行電(dian)(dian)(dian)(dian)量(liang)(liang)(liang)招標,能(neng)夠有效保障該地(di)區(qu)的(de)(de)可再(zai)(zai)生(sheng)能(neng)源消(xiao)納,改變(bian)了(le)(le)以(yi)(yi)往電(dian)(dian)(dian)(dian)網(wang)(wang)公(gong)司被動消(xiao)納的(de)(de)局(ju)面,既增加可再(zai)(zai)生(sheng)能(neng)源的(de)(de)消(xiao)納比重,也(ye)減輕了(le)(le)地(di)方(fang)電(dian)(dian)(dian)(dian)網(wang)(wang)的(de)(de)壓(ya)力(li)(li),進一(yi)步發揮了(le)(le)電(dian)(dian)(dian)(dian)網(wang)(wang)企業(ye)(ye)配置電(dian)(dian)(dian)(dian)力(li)(li)資源的(de)(de)權利和(he)優(you)勢。同時,符合電(dian)(dian)(dian)(dian)網(wang)(wang)公(gong)司建設能(neng)源互(hu)聯網(wang)(wang)等業(ye)(ye)務(wu)(wu)方(fang)向(xiang),在拓展電(dian)(dian)(dian)(dian)網(wang)(wang)公(gong)司業(ye)(ye)務(wu)(wu)的(de)(de)同時,也(ye)能(neng)夠吸引大(da)(da)量(liang)(liang)(liang)穩(wen)定的(de)(de)優(you)質客戶,以(yi)(yi)更大(da)(da)的(de)(de)業(ye)(ye)務(wu)(wu)范圍(wei)和(he)市場(chang)交(jiao)易量(liang)(liang)(liang)帶動電(dian)(dian)(dian)(dian)網(wang)(wang)效益的(de)(de)有效增長。


無需(xu)國家補貼。以電(dian)(dian)(dian)(dian)網公司(si)為(wei)主體對(dui)可(ke)再(zai)生(sheng)能源電(dian)(dian)(dian)(dian)量(liang)進行招標,其(qi)價(jia)格(ge)在(zai)初(chu)期雖(sui)然還高于(yu)燃煤發電(dian)(dian)(dian)(dian)企(qi)業(ye)脫(tuo)(tuo)硫脫(tuo)(tuo)硝(xiao)電(dian)(dian)(dian)(dian)價(jia),但從長遠(yuan)來看,可(ke)再(zai)生(sheng)能源產業(ye)的(de)逐步發展會導(dao)致成本水平的(de)逐步降(jiang)低(di),逐漸(jian)低(di)于(yu)并與脫(tuo)(tuo)硫脫(tuo)(tuo)硝(xiao)電(dian)(dian)(dian)(dian)價(jia)脫(tuo)(tuo)鉤,可(ke)再(zai)生(sheng)能源的(de)成本優(you)勢(shi)將逐漸(jian)顯(xian)現,而未來電(dian)(dian)(dian)(dian)網企(qi)業(ye)以較低(di)電(dian)(dian)(dian)(dian)價(jia)收購可(ke)再(zai)生(sheng)能源電(dian)(dian)(dian)(dian)量(liang),對(dui)電(dian)(dian)(dian)(dian)網公司(si)較為(wei)有利。


減少了(le)投(tou)資(zi),提高(gao)了(le)設(she)(she)備利用(yong)(yong)效率和電(dian)力資(zi)源(yuan)的優化配置(zhi)。對于(yu)發電(dian)企(qi)業(ye)(ye)來說,競標(biao)能夠(gou)倒逼(bi)發電(dian)企(qi)業(ye)(ye)降低成(cheng)本,減少投(tou)資(zi);對于(yu)電(dian)網(wang)公司來說,依據(ju)資(zi)源(yuan)條件、負(fu)荷情(qing)況(kuang)等分(fen)區域(yu)接入可再生能源(yuan),能夠(gou)顯著提高(gao)設(she)(she)備利用(yong)(yong)率。

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