不(bu)銹鋼反(fan)(fan)(fan)應器(qi)是(shi)實(shi)現化(hua)(hua)學(xue)反(fan)(fan)(fan)應過(guo)(guo)程(cheng)的(de)(de)設(she)備(bei),廣泛應用(yong)于化(hua)(hua)工(gong)、煉油、冶金、輕工(gong)等工(gong)業部門。例(li)如(ru),氨(an)的(de)(de)合成反(fan)(fan)(fan)應就是(shi)經過(guo)(guo)造氣、精致,得(de)(de)到一(yi)定(ding)比例(li)、合格(ge)純度的(de)(de)氮氫混合氣后,在(zai)合成塔中(zhong)(zhong)(zhong),在(zai)一(yi)定(ding)的(de)(de)壓力、溫度及催化(hua)(hua)劑(ji)的(de)(de)存(cun)在(zai)下起化(hua)(hua)學(xue)反(fan)(fan)(fan)應得(de)(de)到氨(an)氣。其他如(ru)染(ran)料(liao)、油漆、農(nong)藥(yao)等工(gong)業也都(dou)有氧化(hua)(hua),氯化(hua)(hua)、硫化(hua)(hua)、硝化(hua)(hua)等化(hua)(hua)學(xue)反(fan)(fan)(fan)應過(guo)(guo)程(cheng)則(ze)更(geng)為普遍。因此,反(fan)(fan)(fan)應設(she)備(bei)在(zai)化(hua)(hua)工(gong)設(she)備(bei)中(zhong)(zhong)(zhong)是(shi)非常(chang)重要的(de)(de)。反(fan)(fan)(fan)應設(she)備(bei)大多是(shi)工(gong)業生(sheng)產(chan)中(zhong)(zhong)(zhong)的(de)(de)關鍵設(she)備(bei),例(li)如(ru),合成氨(an)裝置(zhi)中(zhong)(zhong)(zhong)氨(an)合成塔、聚乙(yi)烯(xi)裝置(zhi)中(zhong)(zhong)(zhong)的(de)(de)聚合釜都(dou)是(shi)該生(sheng)產(chan)中(zhong)(zhong)(zhong)的(de)(de)關鍵設(she)備(bei)。


  不銹鋼反(fan)應(ying)器(qi)用于實現(xian)液(ye)(ye)相(xiang)(xiang)單相(xiang)(xiang)反(fan)應(ying)過程(cheng)和液(ye)(ye)-液(ye)(ye)、氣(qi)-液(ye)(ye)、液(ye)(ye)-固、氣(qi)-液(ye)(ye)-固等(deng)(deng)多相(xiang)(xiang)反(fan)應(ying)過程(cheng)。器(qi)內常設有(you)攪(jiao)拌(機械攪(jiao)拌、氣(qi)流攪(jiao)拌等(deng)(deng))裝置(zhi)(zhi)。在(zai)(zai)(zai)(zai)高(gao)徑比較(jiao)大時(shi),可用多層(ceng)攪(jiao)拌槳葉。在(zai)(zai)(zai)(zai)反(fan)應(ying)過程(cheng)中物料需加熱或冷卻(que)時(shi),可在(zai)(zai)(zai)(zai)反(fan)應(ying)器(qi)壁處設置(zhi)(zhi)夾套,或在(zai)(zai)(zai)(zai)器(qi)內設置(zhi)(zhi)換熱面,也可通過外循環進(jin)行換熱。


 不銹鋼反(fan)應器的常見(jian)分類見(jian)表6.1。


表 1.jpg


 不銹鋼(gang)反應(ying)器的結(jie)構見圖6.1。







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