平衡方程法

大挠度钻柱强度分析的平衡微分方程法

Method of Equilibrium Differential Equation for Analysis of Strength of Large Deflection Drill String

含盐溶液汽液平衡的状态方程法研究c单一溶剂盐溶液蒸汽压的测定及关联

Studies on Vapor-Liquid Equilibria for Salt-Containing Systems by Equation of State & Measurement and Correlation of VaporPressures for Salt Solutions

采用物质平衡时间方程分析法求取单井控制储量。

And using material balance with time equation to calculate recoverable reservoir controlled by single well .

物质平衡结合产能方程法，非常适合不具有稳定试井和开采资料的低渗透气藏，该方法利用井底压力与产气量的生产历史拟合保证了储量计算结果的可靠性。

The method of material balance equation combined with the productivity equation is very suitable for the low permeability gas reservoir which does not have steady well test and production data , it makes fitting both productivity and pressure to safeguard the final result .

关于平衡方程的差分解法

On the method for solving the balance equation in finite difference form

本文首先介绍了在解决相平衡过程中状态方程法和活度系数法各自的优缺点及其发展状况。

In this paper , the merits and flaws and the development status of equation of state model and activity coefficient model used in solving the process of phase equilibria are introduced at first .