Gas Compression

Instruktur by : Hilman Ahmad & Associates OUTLINE 1. Overview of Oil and Gas Processing Facilities

• Typical well fluid composition.
• Export gas specifications.
• Near-well surface production facility and the gas plant.
• Process flow diagram.
• Process stream that undergo compression.

2. Overview of Gas Compression

• Field gas compression.
• Inlet gas compression prior to treating.
• Outlet gas compression prior to export pipeline.
• Compression for gas lift.
• Compression for gas gathering.
• Compression for condensate recovery.
• Compression for transmission and distribution.
• Compression for gas re-injection / pressure maintenance.

3. Type of Compressor

• Terminology and definitions.
• Positive-displacement or intermittent flow unit.
• Continuous flow unit.
• Reciprocating compressors.
• Rotary positive-displacement compressors.
• Centrifugal compressors.
• Axial compressors.
• Mixed-flow compressors.
• Comparison between compressors.
• Compressors selection.

4. Thermodynamics of Gas Compression

• Isothermal, isentropic and polytropic ideal compression processes.
• Real gas behavior and equations of state.
• Compression ratio.
• Compression design.
• Determination of the number of stages
• Inlet flow rate.
• Compression power calculation.

5. Compressor Control and Performance Maps

• Reciprocating compressors.
• Centrifugal compressors.

6. Performance Calculations for Reciprocating Compressors

• Pulsation control for reciprocating compressors.
• Determination of compression horsepower.
• Generalized compressibility factor.
• Nomograph for diagnosing compressors cylinder.

7. Performance Calculations for Centrifugal Compressors

• Nomograph for estimating compressor performance.
• Estimation of HP required for compressing natural gas.
• Estimation of compressor HP for discharge pressure 1000 psi.
• Calculation of BHP required for compressing gas.
• Sizing a fuel gas line for a compressor station.
• Estimation of engine cooling water requirements.
• Estimation of fuel requirements for internal combustion engines.
• Estimation of fuel requirements for compressor installation.
• Performance testing guidelines for centrifugal compressors.

8. Safety and Environmental Considerations

• High pressure hazard.
• Noise hazard.
• Exhaust emissions from compressor power drivers.
• CO emission from gas turbine.

  TRAINING METHOD Presentation Discussion Case Study Evaluation FACILITIES Training Kit Handout Certificate Lunch + 2 X Coffee Break Souvenir Pick Up Participants