不銹鋼(gang)反(fan)應(ying)(ying)(ying)(ying)器是(shi)實現化(hua)(hua)學反(fan)應(ying)(ying)(ying)(ying)過程的設(she)備(bei)(bei),廣泛應(ying)(ying)(ying)(ying)用于(yu)化(hua)(hua)工(gong)、煉油(you)、冶金、輕工(gong)等(deng)(deng)工(gong)業部門。例如,氨的合(he)(he)(he)(he)(he)成(cheng)(cheng)反(fan)應(ying)(ying)(ying)(ying)就是(shi)經過造氣(qi)、精致(zhi),得(de)到一定(ding)比例、合(he)(he)(he)(he)(he)格純度(du)的氮氫混(hun)合(he)(he)(he)(he)(he)氣(qi)后,在合(he)(he)(he)(he)(he)成(cheng)(cheng)塔(ta)中(zhong)(zhong),在一定(ding)的壓力、溫度(du)及催化(hua)(hua)劑的存在下起化(hua)(hua)學反(fan)應(ying)(ying)(ying)(ying)得(de)到氨氣(qi)。其他如染料、油(you)漆、農藥等(deng)(deng)工(gong)業也都有(you)氧化(hua)(hua),氯(lv)化(hua)(hua)、硫化(hua)(hua)、硝(xiao)化(hua)(hua)等(deng)(deng)化(hua)(hua)學反(fan)應(ying)(ying)(ying)(ying)過程則(ze)更為普(pu)遍。因此,反(fan)應(ying)(ying)(ying)(ying)設(she)備(bei)(bei)在化(hua)(hua)工(gong)設(she)備(bei)(bei)中(zhong)(zhong)是(shi)非常重(zhong)要的。反(fan)應(ying)(ying)(ying)(ying)設(she)備(bei)(bei)大多是(shi)工(gong)業生產中(zhong)(zhong)的關鍵設(she)備(bei)(bei),例如,合(he)(he)(he)(he)(he)成(cheng)(cheng)氨裝(zhuang)置中(zhong)(zhong)氨合(he)(he)(he)(he)(he)成(cheng)(cheng)塔(ta)、聚乙(yi)烯裝(zhuang)置中(zhong)(zhong)的聚合(he)(he)(he)(he)(he)釜都是(shi)該(gai)生產中(zhong)(zhong)的關鍵設(she)備(bei)(bei)。


  不銹鋼反應(ying)器(qi)用于實現(xian)液(ye)(ye)相(xiang)單相(xiang)反應(ying)過(guo)程(cheng)和液(ye)(ye)-液(ye)(ye)、氣(qi)-液(ye)(ye)、液(ye)(ye)-固(gu)、氣(qi)-液(ye)(ye)-固(gu)等多相(xiang)反應(ying)過(guo)程(cheng)。器(qi)內(nei)常(chang)設有攪(jiao)拌(ban)(ban)(ban)(機械攪(jiao)拌(ban)(ban)(ban)、氣(qi)流攪(jiao)拌(ban)(ban)(ban)等)裝置。在(zai)高徑比較大時,可(ke)用多層(ceng)攪(jiao)拌(ban)(ban)(ban)槳葉。在(zai)反應(ying)過(guo)程(cheng)中物料需加熱或冷卻時,可(ke)在(zai)反應(ying)器(qi)壁處(chu)設置夾套,或在(zai)器(qi)內(nei)設置換熱面,也可(ke)通過(guo)外循環進(jin)行換熱。


 不銹鋼反(fan)應器的常見分類見表6.1。


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 不銹鋼(gang)反應(ying)器的結構見(jian)圖6.1。







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