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根据传输理论,计算了铜氯化过程中混合气体通过浓度边界层向反应界面传质的传质系数;结合实验数据,计算了界面化学反应速率常数,确定了氧化气氛下铜的氯化过程的限制性环节为气体扩散传质和界面化学反应联合控制,并建立了动力学的近似表达式.
According to the transmission theory, the mass transfer coefficients of the mixed gases passing through the concentration boundary layer to the reaction interface are calculated. Based on the experimental data, the rate constant of the interface chemical reaction is calculated and the chlorination process of the copper in the oxidizing atmosphere is determined The restrictive links are joint control of gas diffusion mass transfer and interfacial chemical reaction, and an approximate expression of kinetics is established.