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實(shí)驗室反應釜容積的計算

來(lái)源: 時(shí)間:2013-11-25 09:09:11 瀏覽次數:

由于反應釜是‘完全混和”的,任何時(shí)間整個(gè)釜內的CA和CB都是均勻的,’由此,整個(gè)釜在單位時(shí)間內被反應消失掉A和B的量是公斤分子。還假定液體在釜內的總貯存最是定常的,而且通過(guò)釜的流盆保持恒定,在單位時(shí)間內等于,
在連續攪拌釜式實(shí)驗室反應釜內假定完全混和的理論直接應用于物料衡算式和反應速率方程式。假定反應為不可逆的兩級反應,也就是分別對每一物質(zhì)A和B都是一級。
由于反應釜是‘完全混和”的,時(shí)間整個(gè)釜內的CA和CB都是均勻的,’由此,整個(gè)釜在單位時(shí)間內被反應消失掉A和B的量是公斤分子。還假定液體在釜內的總貯存是定常的,而且通過(guò)釜的流盆保持恒定,在單位時(shí)間內等于,
溫度將和CA有關(guān),并可用熱盆衡算予以計算。我們打算把這種計算推遲到以后章節內介紹,這里僅很定溫度為已知,并由此得到k值。
如果我們假定實(shí)驗室反應釜達到定常狀態(tài),式就變得非常簡(jiǎn)單。于是,我們就可得到C,與Y的函數關(guān)系,或能頂算出達到所搖要轉化率時(shí)的Y值。
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