Fundamentals of Reservoir Engineering
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Fundamentals of Reservoir Engineering Course
Introduction:
This course will introduce participants to the basics of reservoir engineering. It will cover the role of reservoir engineers in exploration and production. Participants will also learn about fluid and rock properties used in reservoir engineering applications and the fundamental concepts of fluid flow in porous media. Multiphase situations, types of oil and gas reservoirs, reservoir drive mechanisms, the basics of material balance and decline curve analysis, and reserve definitions will also be discussed.
Course Objectives:
On completion of this course you will be able to fully understand the following:
- Describe a hydrocarbon reservoir and list the fluids found in it
- Illustrate with diagrams how these fluids are distributed in a hydrocarbon reservoir
- Describe and explain porosity, permeability and fluid saturations
- Determine the properties of natural gas, oil and water
- Explain and define saturated reservoirs, under saturated reservoirs, bubble point pressure, oil and gas formation volume factors, gas oil ratio
- Calculate the volume of hydrocarbon in place and recovery factors Derive the general material balance equation, modify it and use it to calculate hydrocarbon in place for gas reservoirs, saturated reservoirs and under saturated reservoirs
- Use the HAVLENA and ODEH technique to determine oil in place for saturated reservoirs and under saturated reservoirs
- Use of well testing data in determining average reservoir pressure, productivity index, permeability, and skin effect
- Discuss the recovery factors of different drive mechanisms.
- Explain the use of fractional flow equations and Immiscible displacement concepts
- Perform decline curve analysis
Who Should Attend?
This course is suitable to a wide range of professionals but will greatly benefit:
- Individuals who are training to become engineers, geologists, or geophysicists.
- Petroleum and Reservoir Engineers
- Production and Operations Engineers
- Reservoir, Production and Operations Engineers
- Petro-Physicists and Geo-Physicists
- Geologists and Non – Engineers
- Managers Who Seek to Derive Greater Decision Making on Field Development
Course Outlines:
Reservoir Engineering Basics
- Overview of Reservoir Engineering
- Reservoir life cycle
- Reservoir formation properties
- Identification of fluid contacts and pressure gradients
The first day of this class will introduce students to some of the fundamentals of reservoir engineering. Participants will learn about the role of reservoir engineering in exploration and production as well as how reservoir engineers interact with other engineering disciplines. Reservoir environment and formation properties will also be discussed to include, structure and properties of rocks, porosity, permeability, compressibility, wettability, and capillary pressure. Participants will learn about the identification of contacts as well as effective and relative permeability and how to measure relative permeability. The definition of reservoir pressure and the determination of pressure gradients will also be discussed.
Reservoir Conditions
- Fundamentals of reservoir fluids phase behavior
- Darcy’s Law and fundamentals of fluid flow in porous media
The day will start by learning the fundamentals of fluid phase behavior. And PVT properties of crude oil and natural gas. Participants will discuss the conventional experimental procedures used to generate PVT data such as constant composition expansion and differential liberation. The day will end with participants learning about Darcy’s law and the fundamentals of fluid flow in porous media.
Understanding Reservoir and its Production Capacity
- Principles of Well Testing in reservoir characterization
- Oil and Gas Well Inflow Performance Analysis
Day three will introduce participants to the application of the diffusivity equation and the application of the line source solution. The participants will also learn about the use of well testing in determining average reservoir pressure, productivity index, permeability, and skin effect. The day will end with the participants learning inflow performance in oil and gas wells and nodal analysis.
Reservoir Drive
- Reservoir Drive Mechanisms
- Principles of Material Balance Analysis
- Immiscible displacement concepts
On day four of this course, participants will learn about reservoir drive mechanisms and the concept of a reservoir as a single tank along with a reservoir drives limitations on the use of the material balance equation. During this day, participants will examine the water injection and the use of fractional flow equations. Participants will also discuss the recovery factors of different drive mechanisms.
Reserves
- Definition of Reserves and Volume Estimation Methods
- Decline Curves Analysis
On the last day, participants will discuss the definition of reserves and the recovery factor – API correlation by hands-on exercises on RF estimations. During this day, the estimation of oil-in-place and gas-in-place concepts will be covered. The day will end with the use of production decline curves in reserve estimations.
