文章來源:國(guo)家(jia)電網公司 發布(bu)時(shi)間:2009-01-17
受強冷空氣入(ru)侵影響(xiang),江西近日(ri)來氣溫急劇下(xia)降,全省用(yong)電量(liang)驟(zou)然拉升。1月15日(ri)全網最高用(yong)電負(fu)荷達到(dao)802.9萬千(qian)瓦(wa),當日(ri)用(yong)電量(liang)達1.53億(yi)千(qian)瓦(wa)時,雙雙創下(xia)歷史最高紀錄。在部分省市(shi)相繼(ji)出現(xian)限電的形勢下(xia),江西電網克服惡劣(lie)天(tian)氣影響(xiang)及全國(guo)性(xing)的電煤供(gong)應(ying)緊張(zhang)等困難,未拉閘限電。
據介紹,經濟高速增長(chang)、氣溫驟然下降(jiang)是促(cu)使(shi)我省(sheng)冬季用電(dian)負荷(he)迅(xun)速攀升(sheng)的主要原(yuan)因。2008年1月(yue)以來(lai),全省(sheng)工業經濟繼(ji)續呈現持(chi)(chi)續快速增長(chang)勢頭,全網日最大用電(dian)負荷(he)均達到(dao)700萬(wan)千瓦以上,電(dian)網保持(chi)(chi)高負荷(he)運行(xing)狀態。
1月12日(ri)(ri)(ri)凌晨,來自(zi)貝加爾湖地區(qu)的強冷(leng)空氣(qi)(qi)入(ru)侵江西,全(quan)省出現明(ming)顯大風(feng)降溫天氣(qi)(qi),局部地區(qu)出現雨(yu)雪冰凍(dong)天氣(qi)(qi)。因氣(qi)(qi)溫下降,取(qu)暖負荷增長明(ming)顯,拉動全(quan)省用(yong)電(dian)(dian)(dian)(dian)(dian)負荷屢創(chuang)新高(gao)。1月14日(ri)(ri)(ri)11:30,全(quan)網(wang)最(zui)高(gao)用(yong)電(dian)(dian)(dian)(dian)(dian)負荷達(da)到788.5萬(wan)(wan)(wan)千瓦(wa)(wa),1月15日(ri)(ri)(ri)11:25,全(quan)網(wang)最(zui)高(gao)用(yong)電(dian)(dian)(dian)(dian)(dian)負荷沖(chong)至802.9萬(wan)(wan)(wan)千瓦(wa)(wa),突破去年迎峰度夏800.2萬(wan)(wan)(wan)千瓦(wa)(wa)的峰值,當日(ri)(ri)(ri)用(yong)電(dian)(dian)(dian)(dian)(dian)量達(da)1.53億(yi)千瓦(wa)(wa)時,用(yong)電(dian)(dian)(dian)(dian)(dian)負荷及日(ri)(ri)(ri)用(yong)電(dian)(dian)(dian)(dian)(dian)量雙(shuang)雙(shuang)創(chuang)下歷(li)史最(zui)高(gao)紀錄(lu)。15日(ri)(ri)(ri),江西電(dian)(dian)(dian)(dian)(dian)網(wang)火(huo)電(dian)(dian)(dian)(dian)(dian)機(ji)組(zu)滿(man)發輸送710萬(wan)(wan)(wan)千瓦(wa)(wa)電(dian)(dian)(dian)(dian)(dian)力,水電(dian)(dian)(dian)(dian)(dian)頂(ding)峰90萬(wan)(wan)(wan)千瓦(wa)(wa)左右(you),并(bing)通過外購(gou)8萬(wan)(wan)(wan)千瓦(wa)(wa)電(dian)(dian)(dian)(dian)(dian)力,確(que)保了全(quan)省電(dian)(dian)(dian)(dian)(dian)力可(ke)靠(kao)供(gong)應(ying)。
記者(zhe)從(cong)江西電(dian)(dian)網(wang)(wang)(wang)調度(du)中心了解到,全(quan)省(sheng)冬(dong)季大(da)(da)負荷還將持續一段時(shi)(shi)期(qi),受電(dian)(dian)煤(mei)供(gong)應(ying)緊張、火電(dian)(dian)機組缺(que)陷(xian)、水(shui)電(dian)(dian)來水(shui)不(bu)足及惡劣天(tian)氣等因素影響,江西電(dian)(dian)網(wang)(wang)(wang)迎峰度(du)冬(dong)面臨嚴峻考驗。為此,公司正會同省(sheng)政府有關部門積(ji)極(ji)采(cai)取措(cuo)施(shi),最大(da)(da)努力(li)(li)以確保今年春(chun)節(jie)期(qi)間(jian)全(quan)省(sheng)電(dian)(dian)力(li)(li)可靠(kao)供(gong)應(ying)。一是(shi)配合做(zuo)好(hao)電(dian)(dian)煤(mei)協調工作(zuo),加大(da)(da)電(dian)(dian)煤(mei)調運(yun)(yun)力(li)(li)度(du),密切關注主(zhu)力(li)(li)電(dian)(dian)廠(chang)電(dian)(dian)煤(mei)供(gong)應(ying)情況,科學安排電(dian)(dian)網(wang)(wang)(wang)調度(du)運(yun)(yun)行方式(shi);二是(shi)做(zuo)好(hao)惡劣天(tian)氣下電(dian)(dian)網(wang)(wang)(wang)運(yun)(yun)行設(she)(she)備的(de)巡視和維護,制(zhi)定(ding)電(dian)(dian)網(wang)(wang)(wang)防大(da)(da)風抗冰(bing)災(zai)措(cuo)施(shi),組織力(li)(li)量(liang)及時(shi)(shi)整治設(she)(she)備缺(que)陷(xian)、排除各種突發(fa)故障(zhang),確保電(dian)(dian)網(wang)(wang)(wang)安全(quan)穩定(ding)運(yun)(yun)行;三是(shi)積(ji)極(ji)增購外網(wang)(wang)(wang)電(dian)(dian)力(li)(li)以填補本省(sheng)電(dian)(dian)力(li)(li)供(gong)應(ying)缺(que)口,1月至2月力(li)(li)爭外購50萬(wan)千瓦的(de)電(dian)(dian)力(li)(li)緩解高(gao)峰時(shi)(shi)供(gong)電(dian)(dian)壓力(li)(li)。
相關部門表示,迫于電煤供應緊張、惡劣氣侯自然災害對電網運行造成的壓力,今年全國電力迎峰度冬形勢趨緊,部分省市相繼發生拉閘限電的現象。針對供電形勢可能進一步惡化,江西公司正協同政府有關部門,全力做好電網預警狀態下的電力有序供應預案并向社會發布,號召工礦企業及部分高耗能企業主動采取避峰、讓峰用電措施。