Description

Designed for you, if you are...

The benefits from attending

• Explain the principles of reservoir fluid composition, properties and modelling. Identify the limitations of using correlations and Equations of State
• Evaluate the range of possible inflow and outflow performance relationships for wells. Understand how nodal analysis is used to predict well performance
• Build, validate and match a naturally flowing oil well model. Apply and interpret more complex inflow modelling options (Prosper)
• Run nodal analysis sensitivities, interpret the results and export lift curves (Prosper)
• Appraise the selection and operation of key artificial lift techniques
• Describe the main equipment components and operation of a gas lift and ESP systems. Identify and explain the key factors in gas lift and ESP design
• Perform a gas lift design from concepts through to unloading, run sensitivities and export lift curves (Prosper). Diagnose and troubleshoot gas lift well performance using the "quicklook" utility (Prosper)
• Perform a complete ESP design, run sensitivities and export lift curves (Prosper)
• Diagnose and troubleshoot ESP well performance and operation using the "quicklook" utility (Prosper)

Topics

• Production System Concepts (Part 1)
• QUIZ - Production system concepts (1)
• Production System Concepts (Part 2)
• QUIZ - Production system concepts (2)
• Data measurement quality
• QUIZ - Data measurement quality

• Units - an introduction to oilfield units
• Units - an exercise on conversion factors
• Units - prefixes in common use
• QUIZ - Units
• Datums (measurement reference points)
• QUIZ - Datums

• Reservoir fluid composition
• Reservoir fluid properties
• Reservoir fluid properties - plots
• QUIZ - Reservoir fluid composition

• Wellbore fluids sampling
• Reservoir fluids measurements (PVT analysis)
• Fluid property correlations
• QUIZ - Reservoir fluid measurement, analysis and correlations
• PRACTICAL - Reservoir fluid properties

• Units and datums (Prosper)
• Building a well model (options and preferences) (Prosper)
• Building a well model (PVT data entry and matching) Part 1 (Prosper)
• Building a well model (PVT data entry and matching) Part 2 (Prosper)

• Inflow performance and Productivity Index (PI)
• PI and Darcy's Law
• How to increase PI
• Pressure distribution in the reservoir
• QUIZ - Inflow performance and PI

• Radial inflow performance equation (oil)
• Two phase inflow performance (PI and Vogel)
• Skin components
• QUIZ - Multiphase inflow performance
• PRACTICAL - Inflow performance

• Components of wellbore pressure loss (gravity and friction)
• Friction in the wellbore - estimates and calculation
• Velocity and slip in the wellbore

• Effect of flow distribution (regime) on slip
• Slip and holdup correlations and flow regime maps
• More on slip and holdup and an overview of flow correlations
• Pressure loss in the wellbore - a summary
• QUIZ - Pressure loss in the wellbore

• How does Pwf change with flowrate - an introduction to VLPs
• Flow correlation comparisons (gradient traverse and VLPs)
• Recommended variables when generating VLPs for simulators
• QUIZ - Flow correlations and VLPs
• PRACTICAL - Outflow performance

• Building a well model (equipment data entry) (Prosper)
• Building a well model (inflow data entry) (Prosper)

• Components of surface pressure loss and rate of change of WHP
• Choke performance overview
• Surface flow correlation comparisons
• QUIZ - Pressure loss at surface

• Introduction to nodal analysis
• Running sensitivities (watercut and tubing size)
• Running sensitivities (stimulation and WHP)

• Running sensitivities (actual nodal analysis plots)
• Nodal analysis plot interpretation (optimisation)
• QUIZ - Well performance prediction
• PRACTICAL - Well performance prediction

• Matching the well model (production test data analysis) Part 1 (Prosper)
• Matching the well model (production test data analysis) Part 2 (Prosper)
• Running sensitivities Part 1 (Prosper)
• Running sensitivities Part 2 (Prosper)
• Exporting lift curves (VLPs) & IPR (Prosper)

• More complex inflow (IPR) modelling (Darcy and Skin) Part 1 (Prosper)
• More complex inflow (IPR) modelling (Darcy and Skin) Part 2 (Prosper)

• Running gradient traverse (outflow) sensitivities (Prosper)
• Running reservoir performance (inflow) sensitivities (Prosper)
• Building a water injector and exporting lift curves (Prosper)
• Naturally flowing well – workflow summary (Prosper)

• Introduction to artificial lift
• Origins and classification of artificial lift methods
• Sucker rod pump (SRP) overview
• Progressive cavity pump (PCP) overview
• Electric submersible pump (ESP) overview
• Hydraulic submersible pump (HSP) overview
• Jet pump overview
• Gas lift system overview
• Artificial lift summary and selection criteria
• QUIZ - Principles of Artificial Lift

• Gas lift key concepts
• Gas lift well performance curves
• Introduction to gas lift design
• QUIZ - Gas lift concepts

• Gas lift unloading process (introduction)
• Gas lift unloading process (detailed)
• Gas-lift lift curves (VLPs)

• Simple gas lift design (fixed depth of injection) (Prosper)
• Simple gas lift design (fixed CHP) (Prosper)
• Detailed gas lift design (well unloading) Part 1 (Prosper)
• Detailed gas lift design (well unloading) Part 2 (Prosper)
• Running gas lift sensitivities (gas lift performance curves) (Prosper)
• Exporting gas-lift lift curves (Prosper)
• Gas lift design workflow summary (Prosper)

• Gas lift equipment overview
• Gas lift valve operation and equations
• Gas lift valve equations (summary and typical values)
• Gas lift valve calculations (dome pressure and TRO)
• Gas lift valve calculations (example)
• Gas lift valve performance
• Gas lift valve running and pulling procedure

• Gas lift well diagnosis
• QUIZ - Gas lift unloading, design and valve performance
• PRACTICAL - Gas lift systems
• Gas lift well diagnosis (Part 1) (Prosper)
• Gas lift well diagnosis (Part 2) (Prosper)

• Electric submersible pumps (ESPs) - background and key concepts
• ESP performance fundamentals - head and dP pump (part 1)
• ESP performance fundamentals - head and dP pump (part 2)
• ESP pump performance curves (part 1)
• ESP pump performance curves (part 2)
• ESP pump performance curves (part 3)
• ESP pump naming conventions
• QUIZ - ESP concepts and operation
• ESP pump curve calculations (metric units)
• ESP pump curve calculations (oilfield units)

• ESP system components
• ESP impeller types
• ESP equipment overview (pump section)
• ESP equipment overview (seal, motor and cables)
• ESP electrical system overview
• ESP motor performance curves and affinity laws

• ESP design overview
• ESP design (alternative calculation method)
• ESP design (equipment selection)
• ESP design (limitations and effect of setting depth)
• ESP design (well or system curve)
• ESP lift curves (VLPs)
• QUIZ - ESP equipment and design

• ESP design (part 1) – database and pump performance curves (Prosper)
• ESP design (part 2) – input data and calculations (Prosper)
• ESP design (part 3) – initial pump, motor and cable selection (Prosper)
• ESP design (part 4) – optimising the pump design flowrate (Prosper)
• ESP design (part 5) – effect of ESP setting depth (Prosper)
• Exporting ESP lift curves (Prosper)
• Running ESP sensitivities – Part 1 (Prosper)
• Running ESP sensitivities – Part 2 (Prosper)
• ESP design and sensitivities - workflow summary (Prosper)

• ESP operations (drawdown control on start up)
• ESP operations (start up with high and low fluid levels)
• ESP control (alarms and trips)
• ESP runlife optimisation

• ESP diagnosis principles (introduction)
• ESP diagnosis principles (monitored variables and key points)
• ESP diagnosis (case history 1)
• ESP diagnosis (case history 2)
• ESP diagnosis (case history 3)
• ESP diagnosis (case history 4)
• ESP diagnosis (case history 5)
• QUIZ - ESP operations and diagnosis
• PRACTICAL - ESP systems

• ESP performance analysis (Prosper)
• Adding an ESP pump to the database (Prosper)
• ESP well diagnosis (Prosper)

• Progressive cavity pumps (PCPs) - background and key concepts
• PCP performance fundamentals
• PCP pump performance curves
• PCP pump naming conventions

• PCP design overview
• PCP operation

• Adding a PCP pump to the database (Prosper)
• PCP design and sensitivities (Prosper)

• EXAM - Artificial lift well modelling with Prosper