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地處新疆東部的哈密，煤資源儲量、太陽能年輻射總量、風能資源儲量均居全國前列。作為全國最大的“風光火”打捆外送基地，哈密市依托已建成的疆電外送通道，讓哈密電能源源不斷送至全國20個省（自治區、直轄市），目前，全市電力外送規模持續擴大，外送電量中新能源發電量占比已達45%以上。

火(huo)力發(fa)電(dian)(dian)是(shi)哈(ha)(ha)密(mi)市疆(jiang)電(dian)(dian)外送的重(zhong)要組成(cheng)部分，承擔著調(diao)控(kong)的作用，在風光新能(neng)源發(fa)點(dian)充足(zu)時，火(huo)電(dian)(dian)下(xia)調(diao)輸出(chu)量，當風光輸出(chu)受限(xian)時，火(huo)電(dian)(dian)加大(da)輸出(chu)量，以保障電(dian)(dian)網(wang)的穩定輸出(chu)。在位于哈(ha)(ha)密(mi)市以南70公(gong)里的大(da)南湖戈壁內，中煤哈(ha)(ha)密(mi)發(fa)電(dian)(dian)有限(xian)公(gong)司作為哈(ha)(ha)密(mi)市域內一(yi)(yi)座大(da)型綠色環保的“煤電(dian)(dian)一(yi)(yi)體(ti)化”火(huo)力坑口發(fa)電(dian)(dian)廠，是(shi)國家“十(shi)二(er)五”發(fa)展規(gui)劃(hua)和新疆(jiang)維吾(wu)爾自治區(qu)“疆(jiang)電(dian)(dian)外送”項目的重(zhong)要電(dian)(dian)源點(dian)之(zhi)一(yi)(yi)，電(dian)(dian)能(neng)通過天中±800KV特高壓(ya)直流線路送往華中地區(qu)。

正負800天山換流站

根(gen)據中煤(mei)哈密發(fa)電有限公(gong)司(si)經(jing)(jing)營管理部經(jing)(jing)理孫建(jian)軍(jun)介紹，今(jin)年該公(gong)司(si)預計完成發(fa)電量61億(yi)千瓦(wa)時(shi)，較(jiao)2020年增加3到(dao)4億(yi)千瓦(wa)時(shi)，目前，公(gong)司(si)在對機組進(jin)行(xing)提升改(gai)造的(de)同時(shi)，積極為新(xin)能(neng)源讓道(dao)。“對現有的(de)4臺(tai)火(huo)電進(jin)行(xing)改(gai)造，降(jiang)低調峰能(neng)力，給(gei)新(xin)能(neng)源進(jin)行(xing)讓道(dao)，保證新(xin)能(neng)源滿發(fa)。”孫建(jian)軍(jun)同時(shi)表示，明年該公(gong)司(si)將(jiang)加大以風電和光伏(fu)為主的(de)新(xin)能(neng)源發(fa)展力度，“新(xin)能(neng)源的(de)發(fa)展，對降(jiang)低碳排放，將(jiang)起到(dao)明顯的(de)作用。”

同樣，在(zai)東(dong)天(tian)(tian)山以北的哈密(mi)市伊吾縣，作為(wei)國(guo)家首(shou)批太(tai)(tai)陽能(neng)(neng)熱(re)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)和新疆首(shou)個(ge)光(guang)熱(re)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)示范項(xiang)目的中(zhong)國(guo)能(neng)(neng)建哈密(mi)熔鹽塔式5萬(wan)千(qian)瓦(wa)光(guang)熱(re)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)站，目前已進入試(shi)運(yun)行階(jie)段。據(ju)了(le)解，該項(xiang)目規劃容(rong)(rong)量(liang)(liang)為(wei)2臺50兆瓦(wa)機組，自今(jin)年6月18日，成(cheng)功實現夜間(jian)(jian)無光(guang)穩定(ding)(ding)并網發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)后，即(ji)便是(shi)在(zai)夜晚無光(guang)條件下(xia)，也可(ke)利用白天(tian)(tian)太(tai)(tai)陽能(neng)(neng)儲熱(re)能(neng)(neng)實現集(ji)熱(re)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)，正式開啟“24小時不間(jian)(jian)斷(duan)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)”模式。今(jin)年9月6日，項(xiang)目成(cheng)功實現全(quan)容(rong)(rong)量(liang)(liang)并網。同年9月27日，項(xiang)目順利完成(cheng)240小時連(lian)續運(yun)行測試(shi)。“由于氣溫較低和太(tai)(tai)陽高(gao)度角(jiao)度較低，影(ying)響了(le)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)時間(jian)(jian)和發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)量(liang)(liang)，目前僅發(fa)(fa)了(le)1000多(duo)萬(wan)度電(dian)(dian)(dian)(dian)(dian)，但是(shi)我(wo)們有(you)(you)信(xin)心(xin)也有(you)(you)能(neng)(neng)力利用兩(liang)到(dao)三年時間(jian)(jian)，達(da)到(dao)1.98億的發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)量(liang)(liang)。”中(zhong)電(dian)(dian)(dian)(dian)(dian)哈密(mi)公司副總(zong)經(jing)理周志(zhi)勇表(biao)示，該項(xiang)目完全(quan)正常運(yun)行后，每年可(ke)向電(dian)(dian)(dian)(dian)(dian)網提供清潔、穩定(ding)(ding)、可(ke)調的優質電(dian)(dian)(dian)(dian)(dian)量(liang)(liang)約1.983億千(qian)瓦(wa)時，節約標煤6.19萬(wan)噸。

工人從熔鹽塔光熱發電場五棱鏡旁走過

風電是技(ji)術成熟、具備大規模開發和商業化(hua)潛(qian)力的可再生清潔(jie)能源，在減排(pai)溫(wen)室氣體、保護環(huan)境(jing)、促進可持(chi)續(xu)發展方(fang)面(mian)具有(you)突出作用，全疆九大風區有(you)三個分布在哈(ha)密，總(zong)面(mian)積達5.16萬(wan)(wan)平方(fang)千(qian)米，技(ji)術開發量為7549.8萬(wan)(wan)千(qian)瓦，分別(bie)占到全疆的66.3%和62.9%，哈(ha)密成為國家八大千(qian)萬(wan)(wan)千(qian)瓦級風電基地之一(yi)。

在(zai)位于哈(ha)密(mi)三塘湖(hu)(hu)(hu)至淖毛(mao)湖(hu)(hu)(hu)風(feng)(feng)(feng)區(qu)的(de)大(da)(da)唐淖毛(mao)湖(hu)(hu)(hu)風(feng)(feng)(feng)電(dian)(dian)廠，記者了(le)解到，風(feng)(feng)(feng)電(dian)(dian)場(chang)(chang)裝機容(rong)量(liang)200兆瓦，產(chan)生的(de)電(dian)(dian)力(li)經主變升壓后送(song)至國(guo)網(wang)220千伏淖毛(mao)湖(hu)(hu)(hu)匯集站(zhan)(zhan)，再(zai)送(song)至天(tian)山換流站(zhan)(zhan)，最終送(song)至河(he)南鄭州(zhou)。根(gen)據(ju)大(da)(da)唐淖毛(mao)湖(hu)(hu)(hu)風(feng)(feng)(feng)電(dian)(dian)場(chang)(chang)運維工程師趙國(guo)龍介(jie)紹獲悉，2021年，風(feng)(feng)(feng)電(dian)(dian)場(chang)(chang)至目(mu)前共(gong)計(ji)上網(wang)電(dian)(dian)量(liang)3.7億(yi)千瓦時(shi)。“為(wei)保(bao)證安全(quan)(quan)穩定(ding)輸出，風(feng)(feng)(feng)電(dian)(dian)場(chang)(chang)對員工定(ding)期進行安全(quan)(quan)及技術(shu)相關培訓，提(ti)高(gao)員工安全(quan)(quan)意識及風(feng)(feng)(feng)險辨別能力(li)，同(tong)時(shi)為(wei)保(bao)證設(she)備(bei)可靠發電(dian)(dian)，會對設(she)備(bei)進行定(ding)期巡檢，對設(she)備(bei)存在(zai)的(de)隱患進行預防性(xing)處理，保(bao)證風(feng)(feng)(feng)電(dian)(dian)場(chang)(chang)安全(quan)(quan)穩定(ding)生產(chan)。”趙國(guo)龍說(shuo)。

±800天(tian)山換(huan)流站是國家(jia)實(shi)施疆電外(wai)送戰略和西北地(di)區風電等清潔(jie)能源打捆外(wai)送的首個調壓(ya)工程(cheng)。在此(ci)，記者了解(jie)到，2021年(nian)度(du)，外(wai)送電量(liang)將突破(po)400億千(qian)瓦(wa)時(shi)，達到402億千(qian)瓦(wa)時(shi)，累(lei)計(ji)外(wai)送電量(liang)突破(po)2600億千(qian)瓦(wa)時(shi)，相當于燃(ran)燒標(biao)準煤7943萬(wan)噸(dun)，減排二(er)氧化(hua)碳(tan)2.14億噸(dun)、67萬(wan)噸(dun)二(er)氧化(hua)硫。

月光下的電塔

±800天(tian)山(shan)換(huan)流站技術主管趙海(hai)鵬(peng)介紹，根據國家電(dian)(dian)(dian)網公司今冬明春(chun)運保(bao)供電(dian)(dian)(dian)工作(zuo)要求，換(huan)流站加大(da)現(xian)場(chang)設備(bei)巡視力(li)度，重點對(dui)充油充氣(qi)設備(bei)，消(xiao)防系(xi)統(tong)(tong)水系(xi)統(tong)(tong)以及加熱系(xi)統(tong)(tong)，展開問題檢查，確保(bao)設備(bei)安全穩定運行(xing)。“也是牢固(gu)樹立主動(dong)應急的意(yi)識，加強(qiang)電(dian)(dian)(dian)網運行(xing)方式，災害天(tian)氣(qi)，提前預知預警，做好設備(bei)的維維護(hu)，全力(li)做好保(bao)供電(dian)(dian)(dian)的各項(xiang)工作(zuo)，為新(xin)(xin)疆新(xin)(xin)能(neng)源(yuan)外送(song)保(bao)駕護(hu)航。”趙海(hai)鵬(peng)說。

據(ju)了解，今年1至10月，我市發(fa)電量通過(guo)已建(jian)成(cheng)的“一直兩交”疆電外送通道，共外送534.86億(yi)千(qian)瓦(wa)(wa)時，其(qi)中通過(guo)±800千(qian)伏特(te)高壓直流輸(shu)電工程外送368.96億(yi)千(qian)瓦(wa)(wa)時，外送電量中風(feng)(feng)、光等新能源發(fa)送電量占比(bi)45%左右。哈(ha)密正逐步向綠色產(chan)業邁(mai)進，目前(qian)全(quan)市已建(jian)成(cheng)千(qian)萬(wan)千(qian)瓦(wa)(wa)級(ji)風(feng)(feng)電基(ji)地(di)、百萬(wan)千(qian)瓦(wa)(wa)級(ji)光伏基(ji)地(di)，全(quan)市并網電力總(zong)容量達2214.2萬(wan)千(qian)瓦(wa)(wa)，新能源裝機占62.7%。

“近年來(lai)隨著疆電(dian)(dian)(dian)外送戰略(lve)的實施，哈密(mi)(mi)市(shi)電(dian)(dian)(dian)力(li)工(gong)業得(de)到高速(su)發(fa)展，不(bu)但裝機容(rong)量穩步增(zeng)長(chang)，電(dian)(dian)(dian)力(li)產(chan)業結構也進一步得(de)到優化，目(mu)前電(dian)(dian)(dian)力(li)總裝機容(rong)量已經(jing)是達到2249.2萬千瓦(wa)，新(xin)能源(yuan)裝機占比超過60%，有效緩解內地用電(dian)(dian)(dian)緊張和大(da)氣污染防治壓力(li)。”哈密(mi)(mi)市(shi)發(fa)展和改革委員會黨組成員、副主任賀鵬(peng)說。?