The results from experimental data of low permeability cores by dimensionless analysis show that the fluid flow in low permeability reservoir is non-Darcy flow.

• 用无因次分析法对低渗透岩心的实验数据进行了分析,得出新的低渗透油藏非达西渗流方程,并建立了油水两相渗流的数学模型。