Based on the Gassmann equation and other effective rock physical theories, a method for calculating the new factor by using velocities of P wave and S wave (or impedances) was given.

• 利用流体识别因子敏感度定量分析方法，对比分析了新流体识别因子的敏感度与传统流体识别因子的差异，并定量分析了储层孔隙度变化对流体识别因子的影响。