Reservoir Simulation

Introduction Reservoir simulation is a powerful tool used in the oil and gas industry to model and predict the behavior of subsurface reservoirs. It involves creating a digital representation of the reservoir, including its geological properties, fluid flow characteristics, and production history. By simulating the reservoir’s response to various production strategies, engineers can optimize recovery and make informed decisions about field development.

Here we look at fundamental concepts of reservoir simulation, including rock and fluid properties and how they are averaged, the types of simulations, the mathematical models used, and the applications of reservoir simulation in field development and management. We will also explore the challenges and limitations of reservoir simulation and how advancements in technology are addressing these issues.

• Rock and Fluid Properties Averaging
  • Averaging Rock and Fluid Properties
    • Introduction
      • 1. Porosity Averaging (Arithmetic)
    • Derivation
      • 2. Permeability Averaging (Parallel Flow)
      • 3. Permeability Averaging (Series Flow)
      • 4. Fluid Property Averaging (Saturation)
    • Derivation
      • Summary Table
• Reservoir Simulator 1D 2 Phases
  • Technical Overview and Mathematical Framework
    • Governing Flow Equations