http://www.kadhoai.com.cn 2026-04-09 21:50:19 來源:西門子(中國)
編者語:工業能耗占全國能源消耗的70%,在工業企業中進行“節能減排”已yi成cheng為wei政zheng府fu和he企qi業ye的de工gong作zuo重zhong點dian,煉lian化hua企qi業ye作zuo為wei耗hao能neng大da戶hu,中zhong石shi化hua石shi家jia莊zhuang煉lian化hua分fen公gong司si始shi終zhong將jiang節jie能neng降jiang耗hao看kan作zuo一yi種zhong社she會hui責ze任ren和he永yong遠yuan的de追zhui求qiu,該gai廠chang對dui原yuan有you設she備bei進jin行xing節jie能neng改gai造zao已yi成cheng為wei達da成cheng節jie能neng目mu標biao的de主zhu要yao途tu徑jing。

石家莊化纖有限責任公司鳥瞰圖
中石化石家莊煉化分公司是油、化及纖一體化生產企業,作為擁有500萬t/年常減壓蒸餾、200萬t/年重油催化裂化、80萬t/年延遲焦化等22套生產裝置的大型燃料—化工型煉油企業,為了滿足日益增長的市場需求,工廠決定對生產線進行擴產改造,使己內酰胺的產量由目前的年產6.5萬t增加到年產16萬t,在擴容改造中充分利用各種節能工藝,在循環水廠改造中安裝630kW、800kW變頻器各一台。
企qi業ye對dui涼liang水shui塔ta進jin行xing變bian頻pin改gai造zao是shi必bi然ran的de,中zhong石shi化hua石shi家jia莊zhuang煉lian化hua分fen公gong司si化hua工gong事shi業ye部bu電dian工gong車che間jian鄭zheng緒xu平ping主zhu任ren對dui此ci解jie釋shi道dao,由you於yu工gong廠chang內nei有you許xu多duo熱re交jiao換huan器qi需xu要yao循xun環huan冷leng卻que水shui裝zhuang置zhi進jin行xing冷leng卻que,以yi前qian工gong頻pin驅qu動dong的de風feng機ji和he泵beng類lei負fu載zai,主zhu要yao通tong過guo風feng門men或huo閥fa門men來lai調tiao節jie風feng量liang或huo流liu量liang,電dian動dong機ji仍reng然ran在zai額e定ding轉zhuan速su運yun行xing,電dian動dong機ji能neng量liang消xiao耗hao與yu額e定ding工gong況kuang時shi基ji本ben相xiang同tong。當dang電dian動dong機ji的de工gong況kuang點dian遠yuan離li高gao效xiao點dian時shi,有you大da量liang節jie流liu損sun耗hao被bei浪lang費fei在zai風feng門men或huo閥fa門men上shang。因yin此ci,循xun環huan水shui泵beng變bian頻pin調tiao速su作zuo為wei一yi個ge壓ya力li閉bi環huan控kong製zhi係xi統tong,可ke設she定ding泵beng出chu口kou壓ya力li為wei控kong製zhi參can數shu。實shi際ji壓ya力li若ruo發fa生sheng偏pian差cha±ΔP時shi,則ze自zi動dong調tiao節jie輸shu出chu頻pin率lv,改gai變bian泵beng的de出chu口kou壓ya力li,使shi泵beng出chu口kou壓ya力li基ji本ben維wei持chi設she定ding壓ya力li值zhi,不bu同tong於yu原yuan先xian靠kao控kong製zhi出chu口kou閥fa門men的de開kai啟qi度du的de方fang法fa。變bian頻pin調tiao速su可ke以yi實shi現xian高gao效xiao節jie能neng,不bu存cun在zai節jie流liu損sun耗hao。
節能改造:企業的責任
根據估算,循環冷卻水泵高壓變頻改造後將產生可觀的直接經濟效益和間接經濟效益。以一台6kV變頻器為例,變頻器及其附屬控製監測係統約需要190萬元人民幣,平均約2300元/kW。經估算平均可節電30%左右。
ciwai,caiyongbianpinqudonghou,diandongjikeshixianruanqidong,zhebimianlegongpinqidongshiduidianwangdedianliuchongjihezhuanjuchongji。dangfenglianghuoliuliangxiajiangshi,youyudiandongjizhuansuxiajiang,duifengjihuobengdeshanyedemosunyijiduiguandaodemosundouhuijianshao,kedadayanchangdiandongji、接觸器及機械散件、軸承、famenjiguandaodeshiyongshouming,jianshaoleweihugongzuoliangbingjiangdileweihuchengben。tongshiyouyubianpinqijubeiwanshandebaohukongzhigongneng,keyijiangdiandongjidezhuangkuangjishifankuidaoshangweikongzhixitong,tigaoxunhuanshuixitongdekongzhishuiping。
好方案更需好產品
zaijuedingyaojinxingbianpingaizaozhihou,qiyeyaozuodeliangjianshijiushibianpinqidexuanxinghegourufangshidequeding。zhengxupingzhurentandao,lianhuaqiyegongyifuza,yongdaodedianqishebeizhongduo,yincijiejuedianwangxiebowuranshibianpinqixuanzeshangkaolvdezhongdian。qici,bianpinqideguzhangjiangdaozhizhenggejizutingji,youcizaochengdejingjixiaoyisunshiheshehuixiaoyisunshishibianpinqizishenjiazhiyuanyuanbunengbinide,“安全可靠”也(ye)是(shi)考(kao)察(cha)的(de)關(guan)鍵(jian)。中(zhong)石(shi)化(hua)石(shi)家(jia)莊(zhuang)煉(lian)化(hua)分(fen)公(gong)司(si)在(zai)變(bian)頻(pin)器(qi)供(gong)應(ying)商(shang)的(de)選(xuan)擇(ze)上(shang)有(you)過(guo)多(duo)次(ci)的(de)探(tan)討(tao),基(ji)於(yu)上(shang)述(shu)兩(liang)點(dian)需(xu)求(qiu),經(jing)過(guo)嚴(yan)格(ge)的(de)篩(shai)選(xuan),最(zui)終(zhong)決(jue)定(ding)使(shi)用(yong)西(xi)門(men)子(zi)羅(luo)賓(bin)康(kang)PH-6-6-800係列高壓變頻器。鄭緒平主任表示:“做出這樣的選擇,是由於羅賓康的產品具有諸多優點和及時全麵的售後服務的綜合結果。”

中石化石家莊煉化分公司電工車間員工通過設備操作,以此達到工廠節能目標
西門子(中國)有限公司工業自動化與驅動技術集團北方區栗風雷高級銷售代表介紹說,PH-6-6-800屬於西門子羅賓康完美無諧波係列高壓變頻器,由於采用了36脈衝多重化整流輸入的方式,在不采用輸入濾波器的情況下可直接消除35次以下的輸入諧波,對電網不汙染,不影響同一電網上其他設備的正常運行,消除諧波汙染是工廠方對產品提出的主要需求。
zaianquankekaodengqitaxingnengshangdezongheyoushiyeshiximenzidejueshengchouma。lifengleibiaoshi,ximenziluobinkangyijingcongguanzhuchanpinzishenkekaoxingzhuanxiangguanzhugongyikekaoxing,gengduodikaolvdangshiyongtiaojianfashengbianhuashiruhequebaoshengchangongyidebuzhongduan,liruyanfaledanyuanpanglu、中zhong心xin點dian漂piao移yi和he擴kuo展zhan的de欠qian電dian壓ya保bao護hu等deng功gong能neng,當dang有you功gong率lv單dan元yuan故gu障zhang或huo電dian網wang電dian壓ya嚴yan重zhong波bo動dong時shi,變bian頻pin器qi可ke以yi繼ji續xu不bu間jian斷duan運yun行xing,從cong而er確que保bao了le某mou些xie重zhong要yao工gong序xu不bu中zhong斷duan,保bao證zheng了le係xi統tong的de安an全quan可ke靠kao運yun行xing。
在售後服務方麵,西門子(中國)有限公司工業自動化與驅動技術集團北方區河北、山(shan)西(xi)辦(ban)事(shi)處(chu)石(shi)林(lin)經(jing)理(li)充(chong)滿(man)自(zi)信(xin),西(xi)門(men)子(zi)在(zai)收(shou)購(gou)羅(luo)賓(bin)康(kang)公(gong)司(si)後(hou),真(zhen)正(zheng)實(shi)現(xian)了(le)高(gao)壓(ya)變(bian)頻(pin)調(tiao)速(su)領(ling)域(yu)的(de)強(qiang)強(qiang)聯(lian)手(shou),即(ji)將(jiang)羅(luo)賓(bin)康(kang)產(chan)品(pin)的(de)技(ji)術(shu)先(xian)進(jin)性(xing)與(yu)西(xi)門(men)子(zi)強(qiang)大(da)的(de)銷(xiao)售(shou)、服務體係相結合。“西門子工業自動化與驅動技術集團在中國的辦事處有60多家,我們的目標是服務客戶零距離,為客戶提供更加快捷的服務響應。”石林經理表示。
準能源管理 創新多贏模式
zaicixuyaotebiezhichu,zaibianpinqidegourufangshishang,zhongshihuashijiazhuanglianhuafengongsiyuwanweichuangxingongsihezuoliyongguojiaxiangguandejienenggulibutiezhengcejinxinglequanxinchangshi。wanweichuangxindesonglizongjingliduicizuochujieshi,jiwanweichuangxintigongjienengfanganbingbaozhengjienengliang,ximenzitigongjienengchanpinyujishu,shebeiyouwanweichuangxinxiangximenzigoumai,bingjianghuokuanyicixingzhifugeiximenzi。shijiazhuanglianhuazaishebeianzhuangtouyunqianzhizhifugeiwanweichuangxin80%的款額,在設備運行並達到合同約定的節能量後再將剩餘的20%餘額支付給萬維創新。
宋(song)立(li)總(zong)經(jing)理(li)認(ren)為(wei),這(zhe)種(zhong)模(mo)式(shi)能(neng)夠(gou)幫(bang)助(zhu)企(qi)業(ye)克(ke)服(fu)節(jie)能(neng)項(xiang)目(mu)經(jing)濟(ji)效(xiao)益(yi)不(bu)明(ming)顯(xian),占(zhan)用(yong)企(qi)業(ye)精(jing)力(li)太(tai)多(duo)的(de)擔(dan)心(xin)和(he)疑(yi)慮(lv),萬(wan)維(wei)創(chuang)新(xin)通(tong)過(guo)同(tong)類(lei)項(xiang)目(mu)的(de)開(kai)發(fa)和(he)大(da)量(liang)“複製”yenengtigaoqijienengxiangmuyunzuonengli,jiangdijienengxiangmudeshishichengben。zhezhongyewumoshizhong,wanweichuangxinzaiyidingchengdushangxingshideshihetongnengyuanguanlizhongjienengfuwugongsidezhize,gaixiangmuyekeyichengzhiweizhunhetongnengyuanguanlimoshi,gaimoshidecaiyongzhenzhengshixianleshijiazhuanglianhua、西門子、萬維創新和環境多贏的目標。
西(xi)門(men)子(zi)作(zuo)為(wei)該(gai)項(xiang)目(mu)的(de)設(she)備(bei)提(ti)供(gong)商(shang),有(you)著(zhe)多(duo)方(fang)麵(mian)的(de)優(you)勢(shi)。作(zuo)為(wei)世(shi)界(jie)領(ling)先(xian)的(de)節(jie)能(neng)環(huan)保(bao)企(qi)業(ye),西(xi)門(men)子(zi)節(jie)能(neng)業(ye)務(wu)組(zu)合(he)涵(han)蓋(gai)了(le)整(zheng)個(ge)能(neng)源(yuan)供(gong)應(ying)鏈(lian)條(tiao),從(cong)發(fa)電(dian)、輸電、配電到工業和民用高效用電等領域。“liyongwomenzaigegelingyudeshijielingxianjishujijingyan,womennenggouxiangkehutigongquanjichengjienengjiejuefangan,kehuwuxuzaixiangbutonggongsixunqiubutongdejiejuefanganbingshitujiangqizhenghe,zhekeyibangzhukehujieyuedaliangshijianjijinqian。”石林經理表示。
鄭(zheng)緒(xu)平(ping)主(zhu)任(ren)談(tan)到(dao),中(zhong)石(shi)化(hua)石(shi)家(jia)莊(zhuang)煉(lian)化(hua)分(fen)公(gong)司(si)循(xun)環(huan)水(shui)廠(chang)之(zhi)所(suo)以(yi)選(xuan)擇(ze)采(cai)用(yong)該(gai)操(cao)作(zuo)模(mo)式(shi),除(chu)了(le)風(feng)險(xian)低(di),更(geng)多(duo)的(de)是(shi)對(dui)合(he)作(zuo)方(fang)萬(wan)維(wei)創(chuang)新(xin)的(de)信(xin)譽(yu)度(du)和(he)西(xi)門(men)子(zi)品(pin)牌(pai)的(de)信(xin)任(ren)。在(zai)該(gai)節(jie)能(neng)改(gai)造(zao)項(xiang)目(mu)中(zhong),萬(wan)維(wei)創(chuang)新(xin)對(dui)項(xiang)目(mu)進(jin)行(xing)了(le)全(quan)程(cheng)的(de)服(fu)務(wu),有(you)先(xian)進(jin)的(de)節(jie)能(neng)和(he)產(chan)品(pin)作(zuo)支(zhi)持(chi),同(tong)時(shi),石(shi)家(jia)莊(zhuang)煉(lian)化(hua)可(ke)以(yi)因(yin)此(ci)改(gai)善(shan)現(xian)金(jin)流(liu)量(liang),把(ba)有(you)限(xian)的(de)資(zi)金(jin)投(tou)資(zi)在(zai)其(qi)他(ta)更(geng)優(you)先(xian)的(de)投(tou)資(zi)領(ling)域(yu),提(ti)升(sheng)競(jing)爭(zheng)力(li)。鄭(zheng)緒(xu)平(ping)所(suo)在(zai)的(de)電(dian)工(gong)車(che)間(jian)(圖1)也在此次技改中由萬維創新和西門子方獲得了更加專業和領先的節能資訊和能源管理經驗。
節能減排的形勢需求和政策扶持力度不斷加大將加快節能改造項目的推廣,據宋立總經理介紹,根據《石家莊市工業經濟促進局關於申報2008年電力需求側管理項目的通知》,變頻調速節電技術是重點推廣的節電項目,單位可將該節電項目申報,享受省財政專項資金補貼,具體是節電1kW,省財政補貼1700yuanrenminbi,shijiazhuanglianhuaxiangmujixiangshoulegaixiangzhengcebutie。wanweichuangxinzaiqizhongchengshouleyidingdefengxianhefudan,caigoujishigongjiancedengdoufuze,shixianchengnuojienengliangdeyali,gongsikanhaojienengshichang。
中(zhong)石(shi)化(hua)石(shi)家(jia)莊(zhuang)煉(lian)化(hua)分(fen)公(gong)司(si)已(yi)經(jing)淺(qian)嚐(chang)到(dao)了(le)變(bian)頻(pin)改(gai)造(zao)的(de)甜(tian)頭(tou),除(chu)了(le)已(yi)經(jing)用(yong)於(yu)涼(liang)水(shui)塔(ta)循(xun)環(huan)冷(leng)卻(que)水(shui)泵(beng)的(de)這(zhe)兩(liang)台(tai)變(bian)頻(pin)器(qi)外(wai),公(gong)司(si)已(yi)經(jing)決(jue)定(ding)再(zai)通(tong)過(guo)萬(wan)維(wei)創(chuang)新(xin)加(jia)購(gou)一(yi)台(tai)西(xi)門(men)子(zi)羅(luo)賓(bin)康(kang)高(gao)壓(ya)變(bian)頻(pin)器(qi)用(yong)於(yu)引(yin)風(feng)機(ji)調(tiao)速(su)係(xi)統(tong)的(de)節(jie)能(neng)改(gai)造(zao),而(er)由(you)此(ci)帶(dai)來(lai)的(de)收(shou)益(yi)和(he)造(zao)成(cheng)的(de)影(ying)響(xiang)還(hai)隻(zhi)是(shi)剛(gang)剛(gang)開(kai)始(shi)。