采(cai)用(yong)(yong)ORC余(yu)(yu)熱(re)(re)(re)發(fa)電(dian)技(ji)術的(de)(de)(de)具有適(shi)應性靈活的(de)(de)(de)優(you)點，當余(yu)(yu)熱(re)(re)(re)工(gong)質(zhi)的(de)(de)(de)條件惡劣，不(bu)適(shi)合做有機工(gong)質(zhi)的(de)(de)(de)直接換(huan)(huan)(huan)熱(re)(re)(re)時，可采(cai)用(yong)(yong)水(shui)循(xun)(xun)環(huan)做中間換(huan)(huan)(huan)熱(re)(re)(re)循(xun)(xun)環(huan)。由(you)于(yu)某項目(mu)的(de)(de)(de)煙(yan)(yan)氣(qi)含(han)塵量高(gao)達(da)500～1000mg/Nm3，工(gong)藝環(huan)節位于(yu)脫硫前(qian)，SO2含(han)量高(gao)達(da)1000～3000mg/Nm3，因此煙(yan)(yan)氣(qi)換(huan)(huan)(huan)熱(re)(re)(re)器腐(fu)(fu)蝕和(he)磨損較為(wei)嚴(yan)重，且換(huan)(huan)(huan)熱(re)(re)(re)器允許布置(zhi)空間較小(xiao)(xiao)。為(wei)了運行安全可靠，選擇換(huan)(huan)(huan)熱(re)(re)(re)設備(bei)尺寸較小(xiao)(xiao)的(de)(de)(de)水(shui)冷卻(que)雙循(xun)(xun)環(huan)ORC發(fa)電(dian)系統(tong)，換(huan)(huan)(huan)熱(re)(re)(re)設備(bei)材質(zhi)采(cai)用(yong)(yong)雙相鋼2205，循(xun)(xun)環(huan)水(shui)溫(wen)度(du)(du)選擇80度(du)(du)～110度(du)(du)區間，保證雙相鋼在酸(suan)露下的(de)(de)(de)耐腐(fu)(fu)蝕壽(shou)命(ming)。采(cai)用(yong)(yong)煙(yan)(yan)氣(qi)-水(shui)換(huan)(huan)(huan)熱(re)(re)(re)器，以(yi)熱(re)(re)(re)水(shui)為(wei)介質(zhi)，提取煙(yan)(yan)氣(qi)中余(yu)(yu)熱(re)(re)(re)，再供ORC系統(tong)發(fa)電(dian)。低(di)溫(wen)余(yu)(yu)熱(re)(re)(re)發(fa)電(dian)有助于(yu)降低(di)和(he)減少余(yu)(yu)熱(re)(re)(re)直接排向空中所引起的(de)(de)(de)對環(huan)境(jing)的(de)(de)(de)污染。新疆干熄焦余(yu)(yu)熱(re)(re)(re)發(fa)電(dian)項目(mu)

ORC低(di)溫(wen)(wen)發(fa)電(dian)機(ji)(ji)(ji)組(zu)(zu)典型應用：一(yi)、煙(yan)氣余(yu)(yu)熱(re)（鋼(gang)鐵行(xing)業）。燒(shao)結工(gong)序的(de)(de)能(neng)(neng)耗(hao)(hao)約占冶金總能(neng)(neng)耗(hao)(hao)的(de)(de)10~12%，而(er)其排放的(de)(de)余(yu)(yu)熱(re)約占總能(neng)(neng)耗(hao)(hao)熱(re)能(neng)(neng)的(de)(de)49%。在燒(shao)結礦生(sheng)產過(guo)程中，特別是燒(shao)結礦由鼓(gu)風(feng)式環(huan)(huan)(huan)冷機(ji)(ji)(ji)冷卻(que)過(guo)程中會(hui)排出大量溫(wen)(wen)度為250~380廉的(de)(de)低(di)溫(wen)(wen)煙(yan)氣，其熱(re)能(neng)(neng)量大約為燒(shao)結礦熱(re)耗(hao)(hao)量的(de)(de)30%左右(you)。可(ke)以(yi)充分利用環(huan)(huan)(huan)冷機(ji)(ji)(ji)二段(duan)和(he)三段(duan)的(de)(de)余(yu)(yu)熱(re)，實(shi)現節能(neng)(neng)增效。二、內燃(ran)機(ji)(ji)(ji)余(yu)(yu)熱(re)。利用現有(you)(you)內燃(ran)機(ji)(ji)(ji)的(de)(de)缸(gang)套水(shui)及高溫(wen)(wen)煙(yan)氣余(yu)(yu)熱(re)，制取熱(re)水(shui)或蒸(zheng)汽，供給余(yu)(yu)熱(re)發(fa)電(dian)機(ji)(ji)(ji)組(zu)(zu)使(shi)用，1臺(tai)1.5MW內燃(ran)機(ji)(ji)(ji)余(yu)(yu)熱(re)可(ke)以(yi)裝機(ji)(ji)(ji)1臺(tai)125kW機(ji)(ji)(ji)組(zu)(zu)。浙(zhe)江低(di)溫(wen)(wen)余(yu)(yu)熱(re)發(fa)電(dian)機(ji)(ji)(ji)ORC低(di)溫(wen)(wen)余(yu)(yu)熱(re)發(fa)電(dian)中多采用有(you)(you)機(ji)(ji)(ji)工(gong)質作為循環(huan)(huan)(huan)工(gong)質。

高效磁(ci)(ci)浮渦輪ORC低溫(wen)發電(dian)(dian)機(ji)(ji)(ji)組產品(pin)特點：1.整(zheng)(zheng)體(ti)采用撬裝(zhuang)集裝(zhuang)廂式，長(chang)×寬×高=7.5m×2.5m×2.8m；2.裝(zhuang)機(ji)(ji)(ji)功率230kW，額定功率210kW，凈發電(dian)(dian)功率170~180kW；3.因為采用磁(ci)(ci)浮軸(zhou)承(cheng)技術，電(dian)(dian)機(ji)(ji)(ji)內(nei)部(bu)沒有任(ren)何的(de)油脂，故工質做功效率會保持在較(jiao)佳狀(zhuang)態，確(que)保發電(dian)(dian)機(ji)(ji)(ji)組的(de)發電(dian)(dian)效率20年(nian)(nian)內(nei)衰減不超過1%；4.機(ji)(ji)(ji)組遵循聯網(wang)不上網(wang)”原則，所發出來(lai)的(de)電(dian)(dian)就(jiu)近輸(shu)送到(dao)低壓開(kai)關柜供別的(de)機(ji)(ji)(ji)組用所，對電(dian)(dian)網(wang)不造成任(ren)何的(de)沖擊；5.全自(zi)動(dong)(dong)化(hua)運(yun)行，一(yi)鍵起停(ting)，無人值(zhi)守；冷凝器采用在線自(zi)動(dong)(dong)除(chu)垢與強化(hua)傳熱裝(zhuang)置，終生免清洗(xi)；每年(nian)(nian)只需更換(huan)工質泵的(de)軸(zhou)封，進行常規(gui)檢(jian)修(xiu)即可(ke)；6.整(zheng)(zheng)體(ti)機(ji)(ji)(ji)組質保2年(nian)(nian)，磁(ci)(ci)浮發電(dian)(dian)機(ji)(ji)(ji)本體(ti)壽命(ming)20年(nian)(nian)。

ORC有(you)(you)機(ji)朗肯(ken)循(xun)環(huan)(huan)余(yu)(yu)(yu)熱(re)發(fa)(fa)(fa)電：ORC有(you)(you)機(ji)工(gong)(gong)(gong)質(zhi)(zhi)(zhi)(zhi)朗肯(ken)循(xun)環(huan)(huan)，即在(zai)傳統朗肯(ken)循(xun)環(huan)(huan)中(zhong)采用(yong)有(you)(you)機(ji)工(gong)(gong)(gong)質(zhi)(zhi)(zhi)(zhi)代替水產生蒸(zheng)(zheng)汽(qi)(qi)，推(tui)動膨(peng)脹(zhang)機(ji)做功(gong)。低(di)壓(ya)液態(tai)(tai)有(you)(you)機(ji)工(gong)(gong)(gong)質(zhi)(zhi)(zhi)(zhi)具(ju)有(you)(you)更低(di)的(de)冷凝溫度，如正丁烷(wan)、異丁烷(wan)、R245fa、R142b等(deng)(deng)，在(zai)較低(di)溫度下即可產生較高壓(ya)力的(de)蒸(zheng)(zheng)汽(qi)(qi)。余(yu)(yu)(yu)熱(re)溫度在(zai)80~250℃，余(yu)(yu)(yu)熱(re)形態(tai)(tai)包括煙(yan)氣(qi)、蒸(zheng)(zheng)汽(qi)(qi)和熱(re)水等(deng)(deng)。液態(tai)(tai)有(you)(you)機(ji)工(gong)(gong)(gong)質(zhi)(zhi)(zhi)(zhi)經有(you)(you)機(ji)工(gong)(gong)(gong)質(zhi)(zhi)(zhi)(zhi)泵增(zeng)壓(ya)后進入蒸(zheng)(zheng)發(fa)(fa)(fa)器吸收熱(re)量轉(zhuan)變為高溫高壓(ya)蒸(zheng)(zheng)氣(qi)；高溫高壓(ya)的(de)有(you)(you)機(ji)工(gong)(gong)(gong)質(zhi)(zhi)(zhi)(zhi)蒸(zheng)(zheng)氣(qi)再推(tui)動渦(wo)輪機(ji)做功(gong)，產生電能(neng)輸(shu)出，有(you)(you)機(ji)工(gong)(gong)(gong)質(zhi)(zhi)(zhi)(zhi)蒸(zheng)(zheng)汽(qi)(qi)同時減壓(ya)；渦(wo)輪機(ji)出口的(de)低(di)壓(ya)蒸(zheng)(zheng)氣(qi)進入冷凝器，向(xiang)低(di)溫熱(re)源放熱(re)并(bing)冷凝為液態(tai)(tai)，完成一次循(xun)環(huan)(huan)。蒸(zheng)(zheng)發(fa)(fa)(fa)器可采用(yong)低(di)溫余(yu)(yu)(yu)熱(re)直接蒸(zheng)(zheng)發(fa)(fa)(fa)，或采用(yong)由其(qi)生成的(de)中(zhong)間熱(re)水進行有(you)(you)機(ji)工(gong)(gong)(gong)質(zhi)(zhi)(zhi)(zhi)的(de)蒸(zheng)(zheng)發(fa)(fa)(fa)。ORC低(di)溫余(yu)(yu)(yu)熱(re)發(fa)(fa)(fa)電行業的(de)未來市場不在(zai)工(gong)(gong)(gong)業余(yu)(yu)(yu)熱(re)，而是在(zai)新能(neng)源領域(yu)。

ORC低(di)(di)溫(wen)(wen)(wen)余(yu)熱(re)(re)發(fa)(fa)電(dian)機(ji)(ji)組(zu)采用有機(ji)(ji)朗(lang)肯(ken)(ken)循(xun)環(huan)(huan)（ORC）原理(li)，以(yi)低(di)(di)沸(fei)點有機(ji)(ji)物為(wei)工(gong)質(zhi)的朗(lang)肯(ken)(ken)循(xun)環(huan)(huan)，主要由余(yu)熱(re)(re)鍋爐(lu)、透平、冷(leng)(leng)凝(ning)器(qi)(qi)和(he)工(gong)質(zhi)泵(beng)四大部套組(zu)成，工(gong)質(zhi)在換熱(re)(re)器(qi)(qi)中(zhong)(zhong)從余(yu)熱(re)(re)流中(zhong)(zhong)吸收熱(re)(re)量，生成具-定(ding)壓(ya)(ya)(ya)力(li)和(he)溫(wen)(wen)(wen)度的蒸(zheng)(zheng)汽，蒸(zheng)(zheng)汽進入透平機(ji)(ji)械膨脹(zhang)(zhang)做功，從而帶動發(fa)(fa)電(dian)機(ji)(ji)或拖動其它動力(li)機(ji)(ji)械。從透平排出的蒸(zheng)(zheng)汽在凝(ning)汽器(qi)(qi)中(zhong)(zhong)向冷(leng)(leng)卻水放熱(re)(re)，凝(ning)結(jie)成液(ye)(ye)態，之后(hou)(hou)借助工(gong)質(zhi)泵(beng)重新回到(dao)換熱(re)(re)器(qi)(qi)，如此(ci)不斷(duan)地循(xun)環(huan)(huan)下去(qu)。ORC低(di)(di)溫(wen)(wen)(wen)余(yu)熱(re)(re)發(fa)(fa)電(dian)機(ji)(ji)組(zu)工(gong)作原理(li)如下所示(shi)：1.進入到(dao)低(di)(di)溫(wen)(wen)(wen)余(yu)熱(re)(re)發(fa)(fa)電(dian)系統的熱(re)(re)源(yuan)，可以(yi)為(wei)蒸(zheng)(zheng)汽，高(gao)(gao)壓(ya)(ya)(ya)熱(re)(re)水和(he)工(gong)業及(ji)發(fa)(fa)電(dian)機(ji)(ji)廢氣(qi)等；2.冷(leng)(leng)媒(mei)經泵(beng)加壓(ya)(ya)(ya)后(hou)(hou)，流經蒸(zheng)(zheng)發(fa)(fa)器(qi)(qi)，在蒸(zheng)(zheng)發(fa)(fa)器(qi)(qi)內(nei)吸熱(re)(re)由低(di)(di)溫(wen)(wen)(wen)高(gao)(gao)壓(ya)(ya)(ya)液(ye)(ye)體(ti)(ti)(ti)變為(wei)高(gao)(gao)溫(wen)(wen)(wen)高(gao)(gao)壓(ya)(ya)(ya)氣(qi)體(ti)(ti)(ti)；3.高(gao)(gao)溫(wen)(wen)(wen)高(gao)(gao)壓(ya)(ya)(ya)氣(qi)體(ti)(ti)(ti)經透平機(ji)(ji)膨脹(zhang)(zhang)做功，驅動發(fa)(fa)電(dian)機(ji)(ji)發(fa)(fa)電(dian)后(hou)(hou)，變為(wei)中(zhong)(zhong)溫(wen)(wen)(wen)低(di)(di)壓(ya)(ya)(ya)的氣(qi)體(ti)(ti)(ti)；4.冷(leng)(leng)凝(ning)器(qi)(qi)將中(zhong)(zhong)溫(wen)(wen)(wen)低(di)(di)壓(ya)(ya)(ya)氣(qi)體(ti)(ti)(ti)冷(leng)(leng)卻為(wei)低(di)(di)溫(wen)(wen)(wen)低(di)(di)壓(ya)(ya)(ya)的冷(leng)(leng)凝(ning)液(ye)(ye)體(ti)(ti)(ti)，經冷(leng)(leng)媒(mei)泵(beng)加壓(ya)(ya)(ya)后(hou)(hou)，流向蒸(zheng)(zheng)發(fa)(fa)器(qi)(qi)。ORC低(di)(di)溫(wen)(wen)(wen)余(yu)熱(re)(re)發(fa)(fa)電(dian)系統的本(ben)身是(shi)使用導熱(re)(re)油作為(wei)中(zhong)(zhong)間換熱(re)(re)工(gong)質(zhi)。新疆干熄(xi)焦余(yu)熱(re)(re)發(fa)(fa)電(dian)項(xiang)目(mu)

余熱發電是利用生產過程(cheng)中多(duo)余的(de)熱能(neng)轉(zhuan)換為電能(neng)的(de)技(ji)術(shu)。新(xin)疆干熄焦余熱發電項目

國(guo)家在大型(xing)環保及(ji)(ji)資(zi)源(yuan)綜合利(li)用(yong)(yong)(yong)設備(bei)、余(yu)能(neng)(neng)回(hui)收利(li)用(yong)(yong)(yong)領域突破重大關鍵節(jie)能(neng)(neng)技(ji)(ji)術(shu)(shu)、重點節(jie)能(neng)(neng)低碳(tan)技(ji)(ji)術(shu)(shu)推(tui)(tui)廣、節(jie)能(neng)(neng)與能(neng)(neng)效提(ti)升技(ji)(ji)術(shu)(shu)創(chuang)新(xin)、工(gong)業(ye)(ye)余(yu)能(neng)(neng)深(shen)度回(hui)收利(li)用(yong)(yong)(yong)及(ji)(ji)提(ti)高(gao)工(gong)業(ye)(ye)余(yu)能(neng)(neng)回(hui)收利(li)用(yong)(yong)(yong)效率、提(ti)升節(jie)能(neng)(neng)技(ji)(ji)術(shu)(shu)裝備(bei)供給水平、有序推(tui)(tui)進地熱(re)(re)發(fa)電(dian)(dian)(dian)等(deng)方面逐(zhu)步重視，不(bu)斷(duan)出(chu)臺政策予以支持(chi)。ORC低溫余(yu)熱(re)(re)發(fa)電(dian)(dian)(dian)技(ji)(ji)術(shu)(shu)國(guo)際上已成熟應(ying)用(yong)(yong)(yong)于可再(zai)生(sheng)能(neng)(neng)源(yuan)如地熱(re)(re)發(fa)電(dian)(dian)(dian)、太陽能(neng)(neng)光熱(re)(re)發(fa)電(dian)(dian)(dian)和(he)生(sheng)物質發(fa)電(dian)(dian)(dian)等(deng)，以及(ji)(ji)各種工(gong)業(ye)(ye)余(yu)熱(re)(re)回(hui)收發(fa)電(dian)(dian)(dian)應(ying)用(yong)(yong)(yong)中(zhong)。目前除可再(zai)生(sheng)能(neng)(neng)源(yuan)領域，ORC低溫余(yu)熱(re)(re)發(fa)電(dian)(dian)(dian)技(ji)(ji)術(shu)(shu)還普(pu)遍(bian)用(yong)(yong)(yong)于石化(hua)、鋼(gang)鐵、水泥(ni)、建(jian)材、玻璃、化(hua)肥(fei)、化(hua)工(gong)等(deng)高(gao)能(neng)(neng)耗(hao)行業(ye)(ye)的余(yu)熱(re)(re)回(hui)收發(fa)電(dian)(dian)(dian)。新(xin)疆干熄(xi)焦余(yu)熱(re)(re)發(fa)電(dian)(dian)(dian)項(xiang)目

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