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經濟日報:國家電網推進“上大壓小” 實現節能減排

文章來源:經濟日報(bao)  發布時(shi)間:2009-04-01

  “早先,哪敢出屋去晨練,電廠排的(de)氣(qi)體,聞起來(lai)就咳嗽,灰也(ye)多。現在(zai)好多了(le),藍天(tian)也(ye)多了(le)。”家住河南省安陽市(shi)(shi)的(de)王玉(yu)英,談(tan)起近(jin)一年多來(lai)該市(shi)(shi)的(de)環境變化(hua)時這樣(yang)說。

  安(an)陽市(shi)地(di)處黃(huang)河(he)以(yi)北(bei),人口525萬(wan),是世(shi)界文(wen)化(hua)遺產殷(yin)墟所在(zai)地(di)。承擔全(quan)市(shi)主要供(gong)電(dian)保障任(ren)務的(de)安(an)陽電(dian)廠建于1958年(nian)(nian),歷經多(duo)次改擴建,到(dao)(dao)1998年(nian)(nian)全(quan)廠裝機(ji)容量(liang)達到(dao)(dao)95.7萬(wan)千(qian)瓦(wa)。其中,兩臺為(wei)30萬(wan)千(qian)瓦(wa)機(ji)組,其余均(jun)為(wei)10萬(wan)千(qian)瓦(wa)、5萬(wan)千(qian)瓦(wa)和5萬(wan)千(qian)瓦(wa)以(yi)下的(de)小機(ji)組。自1999年(nian)(nian)開始關停(ting)小機(ji)組以(yi)來,到(dao)(dao)2006年(nian)(nian)仍留有兩臺每千(qian)瓦(wa)時供(gong)電(dian)煤耗480克的(de)10萬(wan)千(qian)瓦(wa)小機(ji)組。

  近(jin)年(nian)來(lai)隨著電(dian)力建設步伐加快(kuai),河南省內建成的(de)(de)(de)低能耗、少排放大(da)機(ji)(ji)組(zu)逐年(nian)增多(duo),原有小(xiao)機(ji)(ji)組(zu)能耗高、排污(wu)多(duo),污(wu)染環境問題也日益突出。小(xiao)機(ji)(ji)組(zu)在(zai)擠占有限發(fa)電(dian)空(kong)間的(de)(de)(de)同時,也使大(da)機(ji)(ji)組(zu)的(de)(de)(de)節能高效作用無法(fa)充分發(fa)揮。推(tui)動(dong)小(xiao)火電(dian)廠關停勢在(zai)必行(xing)!

  但關停小火電如何做到兼顧(gu)各(ge)方利益,確保員工隊(dui)伍穩(wen)定?

  為此,國(guo)家電(dian)網(wang)河南(nan)省電(dian)力公(gong)司根據國(guo)家和(he)地(di)方政(zheng)府的出(chu)臺加快關(guan)(guan)停小火電(dian)政(zheng)策(ce)法規,制定(ding)相(xiang)關(guan)(guan)措施,在安陽(yang)電(dian)廠的小火電(dian)機(ji)組關(guan)(guan)停上,與河南(nan)省有關(guan)(guan)部門共同配合,走出(chu)了一條(tiao)通(tong)過(guo)搭建電(dian)力交易平臺,進行“上大壓小”發電(dian)權市場化交易,實現節(jie)能減(jian)排、多方共贏的新路。

  2007年1月22日(ri)和28日(ri),安(an)陽(yang)(yang)電廠(chang)兩臺(tai)(tai)10萬(wan)千(qian)(qian)瓦機(ji)(ji)組被(bei)爆破拆除。按(an)(an)照(zhao)爆破前安(an)陽(yang)(yang)發(fa)電廠(chang)與(yu)安(an)陽(yang)(yang)市政(zheng)府、國(guo)家電網河南省公(gong)司三方簽訂的(de)協議,安(an)陽(yang)(yang)電廠(chang)獲準建設(she)一臺(tai)(tai)30萬(wan)千(qian)(qian)瓦熱電聯產機(ji)(ji)組(每(mei)(mei)千(qian)(qian)瓦時(shi)(shi)供電煤耗僅280克(ke)),可(ke)取(qu)代目前全(quan)市在運的(de)134臺(tai)(tai)燃煤小鍋爐進行供熱。此外,按(an)(an)每(mei)(mei)年補償11.3億千(qian)(qian)瓦時(shi)(shi)發(fa)電量(liang)的(de)指標,被(bei)關停兩臺(tai)(tai)10萬(wan)千(qian)(qian)瓦機(ji)(ji)組的(de)發(fa)電量(liang),也(ye)將按(an)(an)月轉移給安(an)陽(yang)(yang)電廠(chang)兩臺(tai)(tai)在運的(de)30萬(wan)千(qian)(qian)瓦機(ji)(ji)組。

  安陽電(dian)廠(chang)在(zai)2007年(nian)3月(yue)份(fen)得(de)到了(le)補(bu)償電(dian)量7000萬千(qian)瓦時。抓住3月(yue)份(fen)豫(yu)北地區初春乍暖還(huan)寒的有(you)利天氣,安陽電(dian)廠(chang)努力與省調(diao)通中心(xin)溝通,全力以赴,當(dang)月(yue)實(shi)際完成(cheng)發電(dian)量3.2億(yi)千(qian)瓦時,算(suan)上補(bu)償電(dian)量,比沒有(you)補(bu)償電(dian)量的原(yuan)計劃(hua)實(shi)際超發電(dian)量1.0458億(yi)千(qian)瓦時。

  河(he)南(nan)省(sheng)副省(sheng)長張大(da)衛在總結安(an)陽(yang)電(dian)(dian)廠“上大(da)壓小(xiao)(xiao)”做法時,把(ba)它概括為三句話:一是通過建(jian)大(da)電(dian)(dian)廠,把(ba)小(xiao)(xiao)火(huo)電(dian)(dian)廠壓掉,在容量(liang)(liang)上實現一定的(de)替換;二是對電(dian)(dian)廠的(de)發電(dian)(dian)進行(xing)優化調度,發電(dian)(dian)過程中誰節能,優先安(an)排誰的(de)發電(dian)(dian)計劃;三是實行(xing)發電(dian)(dian)量(liang)(liang)計劃交(jiao)易,小(xiao)(xiao)火(huo)電(dian)(dian)把(ba)自己(ji)發電(dian)(dian)量(liang)(liang)計劃指標(biao)向大(da)火(huo)電(dian)(dian)轉讓,大(da)火(huo)電(dian)(dian)給小(xiao)(xiao)火(huo)電(dian)(dian)以補(bu)償(chang),補(bu)償(chang)的(de)資金(jin)用于小(xiao)(xiao)火(huo)電(dian)(dian)機(ji)組(zu)的(de)職工(gong)安(an)置,促(cu)進小(xiao)(xiao)火(huo)電(dian)(dian)早日關停。

  “十一(yi)五(wu)”期(qi)間,河北(bei)(bei)省南部電(dian)網將(jiang)有324.995萬千(qian)瓦(wa)小火電(dian)機(ji)組實施關(guan)停,占(zhan)全(quan)省關(guan)停計(ji)(ji)劃的75.8%。為及時(shi)頂上關(guan)停小火電(dian)的發電(dian)任務,確保電(dian)力供應,華(hua)能上安電(dian)廠(chang)作為河北(bei)(bei)省南部電(dian)網主力發電(dian)廠(chang),在確保130萬千(qian)瓦(wa)機(ji)組安全(quan)運(yun)行(xing)的同時(shi),目前正在加緊建設2臺每千(qian)瓦(wa)時(shi)供電(dian)煤耗僅300克的62萬千(qian)瓦(wa)超臨(lin)界機(ji)組。按現(xian)有工(gong)程進度,預(yu)計(ji)(ji)到今(jin)年下半(ban)年就可(ke)相繼投產。屆時(shi),上安電(dian)廠(chang)裝(zhuang)機(ji)容(rong)量將(jiang)達到254萬千(qian)瓦(wa),成為河北(bei)(bei)省南部電(dian)網裝(zhuang)機(ji)容(rong)量最大(da)的電(dian)廠(chang)。

  為確保“上(shang)大(da)壓小”節(jie)能(neng)減排(pai)任務的如期完成(cheng),河北省電(dian)力公(gong)司按(an)照國家電(dian)網(wang)(wang)公(gong)司的要求,以電(dian)網(wang)(wang)為平臺(tai),在積極(ji)進行“上(shang)大(da)壓小”發(fa)電(dian)權(quan)市場化交易的同時(shi),也制定了《河北省南部電(dian)網(wang)(wang)關停小火電(dian)機組配套電(dian)網(wang)(wang)建(jian)(jian)(jian)設(she)實(shi)施方(fang)案》,并投資18.6億(yi)元(yuan)實(shi)施了“上(shang)大(da)壓小”配套電(dian)網(wang)(wang)建(jian)(jian)(jian)設(she)工程(cheng)。計劃(hua)擴建(jian)(jian)(jian)500千(qian)伏變(bian)電(dian)站3座,新(xin)(擴)建(jian)(jian)(jian)220千(qian)伏變(bian)電(dian)站8座,線(xian)(xian)路227公(gong)里;新(xin)建(jian)(jian)(jian)110千(qian)伏變(bian)電(dian)站7座,線(xian)(xian)路306公(gong)里。

  據國家電網公(gong)(gong)司(si)有關人士介紹,2007年全(quan)(quan)公(gong)(gong)司(si)結(jie)合“上(shang)(shang)大(da)壓小”繼續加快電網建設,電網開工和投產(chan)規(gui)模再(zai)創(chuang)歷史新(xin)(xin)高。全(quan)(quan)年新(xin)(xin)開工110千(qian)伏(fu)(fu)及(ji)(ji)以(yi)上(shang)(shang)交(jiao)流(liu)(liu)線(xian)(xian)路59935公(gong)(gong)里,同(tong)比(bi)增長30.1%。其中,330千(qian)伏(fu)(fu)及(ji)(ji)以(yi)上(shang)(shang)交(jiao)流(liu)(liu)線(xian)(xian)路17784公(gong)(gong)里,220千(qian)伏(fu)(fu)交(jiao)流(liu)(liu)線(xian)(xian)路20120公(gong)(gong)里,110千(qian)伏(fu)(fu)交(jiao)流(liu)(liu)線(xian)(xian)路22031公(gong)(gong)里。全(quan)(quan)年新(xin)(xin)投產(chan)110千(qian)伏(fu)(fu)及(ji)(ji)以(yi)上(shang)(shang)交(jiao)流(liu)(liu)線(xian)(xian)路54474公(gong)(gong)里,同(tong)比(bi)增長24.6%。其中,330千(qian)伏(fu)(fu)及(ji)(ji)以(yi)上(shang)(shang)交(jiao)流(liu)(liu)線(xian)(xian)路13479公(gong)(gong)里,220千(qian)伏(fu)(fu)交(jiao)流(liu)(liu)線(xian)(xian)路19437公(gong)(gong)里,110千(qian)伏(fu)(fu)及(ji)(ji)以(yi)上(shang)(shang)交(jiao)流(liu)(liu)線(xian)(xian)路21558公(gong)(gong)里。

  統計顯示,2007年(nian)全(quan)(quan)國共關停(ting)小火電(dian)機(ji)組(zu)553臺,裝機(ji)容量1438萬千(qian)瓦(wa),超(chao)額完成(cheng)了(le)全(quan)(quan)年(nian)關停(ting)1000萬千(qian)瓦(wa)目(mu)標。隨著投產大型高效機(ji)組(zu)作用的發揮和小火電(dian)機(ji)組(zu)的關停(ting),2007年(nian)電(dian)力(li)工業每千(qian)瓦(wa)時(shi)供電(dian)煤(mei)耗下(xia)降了(le)10克,與上年(nian)相(xiang)比節約原煤(mei)4000萬噸,若折合成(cheng)發電(dian)量達(da)870億千(qian)瓦(wa)時(shi),相(xiang)當于三峽水(shui)電(dian)站(zhan)全(quan)(quan)部機(ji)組(zu)投產后全(quan)(quan)年(nian)的發電(dian)量。減少二(er)氧化(hua)碳排(pai)放近(jin)8000萬噸、減少二(er)氧化(hua)硫(liu)排(pai)放60多萬噸。

  鑒于2007年(nian)電力工業(ye)在滿足全(quan)社(she)會旺盛電力需求同時,在“上大壓小”、節(jie)能減排中(zhong)邁出的扎(zha)實步(bu)伐,國家(jia)發改委宣(xuan)布(bu),2008年(nian)全(quan)國計劃關(guan)停(ting)小火(huo)電機組目標為1300萬千瓦。

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