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天然气地球科学 2005
A SIMPLE METHOD OF NUMERICAL SIMULATION OF DEFORMABLE MEDIA GAS RESERVOIR
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Abstract:
The Fluid-solid coupling method is usually adopted both at home and aboard, in the numerical simulation of deformable media gas reservoirs. Though totally feasible in theory, The Fluid-solid coupling method meets very great difficulty in practical applications, due to the uncertainty of rock deformation type and the complexity of the solution of the model. The accurate numerical simulation of deformable media gas reservoirs is realized by the introduction of the relationship curve of dimensionless permeability and dimensionless pressure. The results of laboratory testing can be utilized directly in this method and it is very simple.