Complex reservoir physical model oil and gas charging simulation device and method

CN122106579APending Publication Date: 2026-05-29CHINA PETROLEUM & CHEMICAL CORP +1
View PDF 0 Cites 0 Cited by

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
CHINA PETROLEUM & CHEMICAL CORP
Filing Date
2024-11-28
Publication Date
2026-05-29

AI Technical Summary

Technical Problem

Traditional oil and gas charging methods cannot achieve uniform and effective oil and gas saturation for large-scale complex reservoir physical models, especially in tight reservoirs with low permeability and high heterogeneity, and cannot meet the oil and gas charging requirements of large-scale three-dimensional physical simulations.

Method used

A complex reservoir physical model oil and gas charging simulation device is designed, including an experimental chamber, a complex reservoir physical model, a displacement system, an environmental parameter control device, and a pressure monitoring device. By setting multiple fluid inlets and pressure monitoring points, the pressure is gradually increased in groups and stages to simulate the original oil and gas charging process. Combined with a data analysis system, the fluid injection volume is monitored and controlled in real time to ensure the uniformity and effectiveness of oil and gas saturation.

Benefits of technology

This method improves the uniformity and effectiveness of oil and gas saturation results, enhances the accuracy of simulation results, achieves uniform and effective oil and gas saturation for physical models of large-scale complex reservoirs, overcomes the shortcomings of traditional methods, and ensures the accuracy and authenticity of simulation results.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN122106579A_ABST
    Figure CN122106579A_ABST
Patent Text Reader

Abstract

The application provides a complex oil reservoir physical model oil and gas filling simulation device and method, and relates to the technical field of simulation experiments. The simulation device comprises: a complex oil reservoir physical model arranged in an experimental cabin. The model comprises at least one heterogeneous layer. Each heterogeneous layer is provided with a plurality of fluid ports and a plurality of pressure monitoring points. Each fluid port is respectively provided with a valve for controlling fluid injection and outflow. A displacement system is used to provide oil, water and pressure into the model. An environmental parameter control device is used to control the temperature and pressure of the internal environment of the experimental cabin. A pressure monitoring device is used to collect the pressure at the position of the pressure monitoring point. Each pressure monitoring point is respectively provided with a pressure monitoring device. The application can effectively solve the problem that the existing conventional oil and gas filling method cannot realize uniform and effective oil and gas saturation of a large-size complex oil reservoir physical model.
Need to check novelty before this filing date? Find Prior Art