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KnowledgeCity

Petroleum Well Testing

Learn how to use well testing to gain a better perspective of the overall scheme of your reservoir development
Preview the first lesson free — get full access to all 8 lessons.
Course: On-Demand
Essential Provider KnowledgeCity  8 Lessons ·  13m  in Arabic, English 

Course Description

It’s not enough for a reservoir engineer to know the flow calculations with respect to individual wells; they must also put this into within the overall scheme of reservoir development. Doing this involves asking how the rate of production of an existing well, or newly drilled well can be estimated if multiple wells are present in the same area. It also means considering how to determine the effect on flow of introducing newly drilled wells into an already producing field. Finding the answers to these issues involves well testing.

In these lessons on Petroleum Well Testing, we’ll explore the fundamentals of well testing, as well as learn about the Superposition Theorem and why it is one of the most important tools for a reservoir engineer. We’ll continue by discussing the most common well-testing techniques and the best case uses for each. You’ll also learn key aspects of water coning and water influx and the two models that are used to predict and simulate the performance of water-bearing permeable rock.

What You'll Learn

  • Apply the Superposition Theorem as a core tool in well testing
  • Differentiate between the common well-testing techniques and identify the best use case for each
  • Recognize the impact of water coning and water influx on well performance
  • Use the steady-state and unsteady-state models to predict and simulate the performance of water-bearing permeable rock
  • Analyze pressure buildup, multi-rate draw-down, and afterflow testing data
  • Determine break-through time and critical rate in well surveying

Key Takeaways

  • Well testing helps estimate the production rate of existing or newly drilled wells when multiple wells share the same area.
  • The Superposition Theorem is presented as one of the most important tools for a reservoir engineer.
  • A reservoir engineer must place individual-well flow calculations within the overall scheme of reservoir development.
  • Two models, the steady-state and unsteady-state methods, are used to predict and simulate the performance of water-bearing permeable rock.
  • Well testing addresses how introducing newly drilled wells affects the flow of an already producing field.

Frequently Asked Questions

Who is this course for?

It is aimed at reservoir engineers who need to place individual-well flow calculations within the overall scheme of reservoir development.

What topics does Petroleum Well Testing cover?

It covers the fundamentals of well testing, the Superposition Theorem, the most common well-testing techniques and their best use cases, water coning and water influx, and the steady-state and unsteady-state models for water-bearing permeable rock.

What skills will I gain from this course?

The course builds skills in aquifer testing, hydraulic testing, oil well workover, petroleum engineering, soak testing, and well testing.

What well-testing techniques are taught?

Lessons include pressure buildup analysis techniques, multi-rate draw-down testing, fundamentals of well surveying, afterflow analysis, and break-through time and critical rate determination.

How does the course address water-bearing rock?

It explains key aspects of water coning and water influx and teaches the steady-state and unsteady-state methods used to predict and simulate the performance of water-bearing permeable rock.