Electric Submersible Pumps
Oil & Gas Technology and Corrosion
INTRODUCTION
Electric Submersible Pumps (ESPs) are used in most of global
oil production operations. This training course is a complete package of topics
that cover all aspects in relation to ESP; fundamental knowledge, equipment
selection, installation, commissioning, operation monitoring, control and
maintenance.
Objectives
Learn about the different types of ESP systems and its
specific applications
Understand the components and equipment used with ESP
Be aware of the innovations in ESP pump technology
Selection of proper ESPs for specific purposes.
Carry out ESP performance calculations
List the advantages and limitations of various ESP drive
systems
Outline the power supply requirements of ESP installations
Maintain and troubleshoot ESP systems.
Course Outline
DAY 1
Fundamentals and Applications of ESP
Historical Review of ESPs
Definitions and Basic Terminology
Introduction to ESPs and ESP Systems
Challenges for ESP Applications
Requirements for Mainstream ESPs (pump design, electric
motor, cabling and connections, motor control, associated components)
Various ESP Types (inverted / bottom intake, inverted /
bottom discharge, dual and triple, booster ESP, tubing, conveyed ESP)
Application of ESPs (challenges for ESP, on-shore
applications, off-shore applications, multiphase fluids, viscous fluids,
emulsions, applications with abrasive contaminants, high temperature and high
applications, corrosive substances)
DAY 2
ESP Pump Technology and Equipment Used with ESP
Evolving ESP Pump Technology
Improving Pump Design
Down-hole Monitoring
Surface Control
Expanding the Realm of Applications
Improving Well Performance
Components and Equipment Used with ESP
Download Sensors (pump intake and discharge pressures,
internal motor temperature, download flow rate, equipment vibration)
ESP Packers (anti preset, high boost, lock out, anti-drag)
ESP Well Heads (low pressure, high pressure)
Centralizer
Check / Drain Tubing (check and drain valves)
Motor Shroud / Recirculation Systems
Screens and Filters
Y-tool or By-pass
DAY 3
ESP System Performance Calculations and Equipment Sizing
Basic Requirements from ESP
Well Production Capacity
Fluid Composition and Volume, including Volume of Free Gas
Dynamic Head Calculation
Optimization of; Pump Type, Motor Type and Size of Pump and
Motor
Down Hole Cable Configuration and Sizing
Optimization of; Drive Systems, Power Supply and Accessories
Variable Speed Drive (requirements, advantages and
disadvantages)
ESP Performance Calculations
DAY 4
ESP Monitoring, Control and Protection, Installation
Downhole Monitoring and Sensors
Embedded Fibre Optic Cable for Downhole Monitoring and
Sensors
Earthed (Grounded) and Unearthed (Ungrounded) ESP Motors
Earthing and Lightning Propagation in ESP Circuits
Electrical Protection Equipment for ESPs
SCADA/EMS (ESP Management System) for Local and Remote
Installations
Safety and Shut-Down Systems
DAY 5
Commissioning, Operation and Maintenance
Commissioning Requirements
Commissioning Procedures
Regular Safe Operation
Operation Monitoring (detecting abnormal conditions)
ESP Maintenance Management (servicing equipment, well
work-over rigs, cable reels, reel supports, cable guides)
Troubleshooting ESP
Examples of ESP problems and failures
Factory Repair and Reconditioning
Summary and Discussion