Gas Lift Systems Design, Operation, and Optimization
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Course Information
- Course Content
- Course Description
- Course Objectives
- Who Should Attend
- CPD Unit
Course Content
Day 1
Introduction & Basic Principles of Gas Lift
Gas Lifting
Basic Features of Gas Lifting
Some of the primary limitations and disadvantages
Well Inflow Performance…Some Basic concepts
• Pressure Loss in the Reservoir
• Reservoir fluid flow fundamentals
• IPR from test points
• Darcy’s law
• Skin effect
GAS LIFT EQUIPTMENT
• Gas lift valves
• Injection Pressure-Operated Valves
• Production Pressure-Operated Valves (PPO)
• Throttling Valves
• Pilot Valves
• Dome Charge Pressure Corrections
Valve parts terminology
Gas Lift Valve Selection
Pressures to Operate a Valve
Valve spread
Test Rack Opening Pressure (TRO)
Production Pressure Effect (PPE)
Day 2
Continuous Gas Lift
Physical Limit GLR
The effect of injecting gas (GL valves) in the production
Optimal GLR
Formation Deliverability: Considerations
Critical considerations
System Design Example
Design Procedure
Unloading in Continuous Gas Lift Wells
Unloading Design Procedures
Unloading Process Considerations
Gas Injection Control on Surface
Determination of the injection point depth assuming constant wellhead production pressure
Procedure using equilibrium curves
Finding the optimum injection point with computer programs
Effect of the different system’s components and fluid properties on the liquid production of a well producing on gas lift
Day 3
TYPES OF COMPLETIONS FOR GAS LIFT INSTALLATIONS
Single completions
Completions for annular flow
Use of coiled tubing
Gas lift valve mechanics
Force balance equations
Injection-pressure-operated valves
Calculation of the Nitrogen pressure at different conditions
Determination of the port and bellows areas
Gas flow through gas lift valves
Day 4
Design of continuous gas lift installations
Gas lift mandrel spacing procedures
Mandrel spacing for IPO valves
Valve calculations
The analytical way of calculating the depth of the valve
Unloading liquid flow rate and required injection gas flow rate at each unloading valve
Continuous gas lift troubleshooting
Difficulties encountered when trying to perform troubleshooting analyses
Causes and corrective actions for possible corrective actions for possible failures and or loos of lifting efficiency
Failures or malfunctions of gas lift and completion equipment
Deterioration of the reservoir, production tubing, gas injection line, or the flowline
Possible causes and solutions when unloading the well cannot be completed
Multiple points of injection
Handling problems associated with emulsion generation
METHODOLOGY FOR TROUBLESHOOTING ANALYSES
FIELD TECHNIQUES FOR TROUBLESHOOTING A GAS LIFT WELL
Communication tests
Downhole pressure and temperature surveys
Use of sonic devices
Use of CO2 injection to determine the point of injection
Downhole pressure and temperature measurements using permanent downhole sensors
Total well depth and liquid level measurements using wireline tools
Use of injection gas flow rate measurement charts
Use of wellhead pressure charts
AUTOMATED SYSTEMS TO DETECT AND ANALYZE WELLS WITH OPERATIONAL PROBLEMS IN GAS LIFT FIELDS WITH A LARGE NUMBER OF WELLS (I-FIELD SOLUTION)
Day 5
TROUBLESHOOTING EXAMPLES
GAS LIFT TROUBLESHOOTING GUIDE
Quick look for Gas Lift Prosper
Gas Lift Design with Prosper
Well Problem Examples
Course Description
Gas Lift Systems Design, Operation, and Optimization Course
The Gas Lift Systems Design, Operation, and Optimization course is designed to benefit individuals working in the oil and gas industry who seek to enhance their understanding of gas lift methods, concepts of operation, and optimization strategies. This course aims to provide participants with the knowledge and skills to effectively design, operate, diagnose, and optimize gas lift systems.
It covers various aspects such as gas lift equipment, valve operation, and system optimization to improve production efficiency and well performance.
Topics to be covered:
• Introduction to Gas Lift Process
• Artificial Lift Activities During Gas Lifting
• Gas Lifting Benefits Realisation & Sustainability
• Case Studies in Gas Lift Optimization
• Gas lift limitations
• Gas Lift Systems Design Principles
• Gas Lift Troubleshooting Techniques
• Optimization Strategies for Gas Lift Systems
• Comparing the graphic design and the manual design methods
Course Objectives
The course Gas Lift Systems Design, Operation, and Optimization aims to equip participants with comprehensive knowledge and practical skills necessary to understand, design, operate, and optimize gas lift systems in oil and gas production operations.
By the end of the course, participants will:
1. Gain a deep understanding of gas lift systems, including their principles, components, and functions within oil and gas production operations.
2. Learn the fundamentals of gas lift system design, including the selection of appropriate equipment, optimization of injection rates, and consideration of well and reservoir characteristics.
3. Develop proficiency in the operation and maintenance of gas lift systems, including troubleshooting common issues and ensuring efficient and safe operation.
4. Explore advanced topics such as gas lift optimization techniques, including analysis of production data, modeling, and simulation to maximize system performance and enhance production rates.
5. Acquire practical skills through hands-on exercises, case studies, and real-world examples, allowing participants to apply theoretical knowledge to real-life scenarios.
6. Understand the economic implications of gas lift system design and optimization, including cost analysis, return on investment considerations, and risk assessment.
7. Collaborate with peers to solve complex problems and engage in discussions on emerging trends, technologies, and best practices in gas lift systems design and optimization.
8. Develop a comprehensive understanding of safety and environmental considerations associated with gas lift operations, including regulatory compliance and risk mitigation strategies.
By achieving these objectives, participants will be well-equipped to contribute effectively to the design, operation, and optimization of gas lift systems, thereby enhancing efficiency, productivity, and profitability in oil and gas production operations.
Who Should Attend
This course is designed for professionals working in the oil and gas industry who are involved in or responsible for the design, operation, and optimization of gas lift systems. This includes, but is not limited to:
1. Petroleum engineers involved in well completion, production engineering, or reservoir management.
2. Production engineers responsible for maximizing production rates and optimizing artificial lift systems.
3. Operations personnel involved in the day-to-day operation and maintenance of gas lift systems.
4. Reservoir engineers seeking to enhance their understanding of artificial lift techniques and their impact on reservoir performance.
5. Facilities engineers involved in the design and installation of surface facilities related to gas lift operations.
6. Technical professionals working in roles related to production optimization, reservoir surveillance, and field development planning.
7. Managers and supervisors overseeing production operations and seeking to improve efficiency and profitability through optimized gas lift systems.
8. Consultants and service providers offering expertise in artificial lift technologies and production optimization solutions.
This course is suitable for both experienced professionals looking to deepen their knowledge and skills in gas lift systems, as well as for those new to the field who wish to gain a solid foundation in this important aspect of oil and gas production operations.
CPD Unit
Continuing Professional Development
35 hours CPD