An Improved Method of Calculating the Venous Blood Concentration of Isoflurane by Fick's Equation 基于菲克定律计算异氟醚血药浓度的改良方法研究
Applying two-film theory of mass transfer and Fick's law about diffuse, this paper concludes the rate equation that sugarcane juice absorbs sulfur dioxide in chemical absorption terms. 从化学吸收角度,应用传质双膜理论和费克扩散定律推导出蔗汁吸收SO2的速率方程。
A theoretical computation equation of Fick's law in matrix form is given for predicting the cross-term coefficients in binary diffusion, and the results are extended to 3-component and multicomponent diffusion systems. Finally, a generalized equation of Fick's law is obtained. 对多孔固体表面扩散二元系统给出Fick定律交叉项扩散系数矩阵形式的计算式,并将其推广到三元及多元扩散系统,得到Fick定律交叉项扩散系数普遍化的计算式。
To set up the model, the physical mechanism is analyzed carefully. From the Fick's first law and the second law, the equation of ion-exchange is obtained by the exact math analysis. 建立模型时,先分析了离子交换的物理机理,从Fick第一定律和第二定律出发,经过严格的数学推导得到离子交换反应方程。
According to solution-diffusion model and Fick's law, the permeate flux equation of isopropanol and that of water at 323K were obtained. Theoretical predictions agreed well with the experimental results. 以溶解-扩散模型和费克定律为根据,得到了323K下水和异丙醇的渗透通量关系式,计算值与实验值吻合较好。