API 11V8 : 2003 : R2015
API 11V8 : 2003 : R2015
RECOMMENDED PRACTICE FOR GAS LIFT SYSTEM DESIGN AND PERFORMANCE PREDICTION
American Petroleum Institute
RECOMMENDED PRACTICE FOR GAS LIFT SYSTEM DESIGN AND PERFORMANCE PREDICTION
American Petroleum Institute
1 OVERVIEW OF A GAS LIFT SYSTEM
1.1 Major Components of a Gas Lift System
1.2 Ways in Which System Components Interact
2 TYPES OF GAS LIFT SYSTEMS
2.1 Continuous Gas Lift
2.2 Intermittent Gas Lift
2.3 Gas Lift with Plunger
2.4 Gas Lift Tubing/Packer Alternatives
3 INFORMATION REQUIRED FOR EFFECTIVE GAS LIFT
3.1 Fluid PVT Data
3.2 Flowing Pressure and Temperature Surveys
3.3 Production Tests
3.4 Gas Lift Valve Performance Information
3.5 Field Constraints
4 WELL DELIVERABILITY
4.1 Basic Models
4.2 System Models
5 FACTORS WHICH AFFECT POTENTIAL PRODUCTION RATE AND GAS
INJECTION REQUIREMENT
5.1 Casing Pressure and Gas Injection Rate
5.2 Depth of Injection
5.3 Casing, Tubing, and Flowline Sizes
5.4 Gas Lift Valves
5.5 Reservoir Depth, Pressure, and Temperature
5.6 Well Inflow Productivity
5.7 Percent Water in Produced Fluid
5.8 Solution and Free Gas In Produced Fluid
5.9 Operating Separator Pressure
5.10 Wellbore Deviation
6 OTHER GAS LIFT DESIGN CONSIDERATIONS
6.1 Gas Supply
6.2 Gas Lift Gas Distribution System
6.3 Injection Gas Measurement and Control
6.4 Gathering, Testing, and Handling of Produced Fluids
6.5 Special Design Cases
7 GAS LIFT OPTIMISATION
7.1 Economic Basis for Optimisation
7.2 Determination of Gas Lift System Economic Costs and
Benefits
7.3 Implementation of Field Optimisation
7.4 What is Practical and What is Impractical
8 COMPUTER DESIGN TOOLS
8.1 Vertical Pressure Profile Models
8.2 Vertical Temperature Profile Models
8.3 Well Inflow Performance Models
9 OPERATING CONSIDERATIONS
9.1 Gas Lift Operators' Problems
9.2 Design Strategies for Effective Long-term Operation
9.3 Check List of Gas Lift Problems and Recommendations
Gives a broad overview of the various components of a gas lift system and how these components interact with one another.
Document Type | Standard |
Status | Current |
Publisher | American Petroleum Institute |
ProductNote | Reconfirmed 2015 |