Petroleum College International/ Petroleum Training International

(Surface and Subsea Stacks)

DAY 1

Introduction
1. Introduction to Course & Facilities
2. Importance of Well Control
  1. Definition of Kick and Blowout
  2. Possible Costs of a Blowout
  3. Well Control Philosophy
Well Control Basics
1. Basic Concepts
  1. Hydrostatic Pressure
  2. Formation Pressure
  3. Overburden Pressure
  4. Fracture Pressure
  5. Bottom-Hole Pressure
  6. Pump Pressure
  7. Surge and Swab Pressure
  8. Shut-In Drill Pipe Pressure
  9. Shut-In Casing Pressure
2. Basic Calculations
  1. Capacity
  2. Displacement
  3. Pump Outputs
  4. Fluid Weight Up
  5. Others
Causes of Kicks
1. Failure to Keep the Hole Full
2. Swabbing
3. Lost Circulation
4. Insufficient Density of Fluid
5. Abnormal Pressure
6. Trip in Hole Too Fast
Kick Warning
1. Pit Gain
2. Increase in Flow Rate
3. Improper Fill on Trips
4. Drilling Rate Change
5. Decrease in Circulating Pressure
6. Increase in Stroke Rate
7. Mud Gas Content Change
8. Gas Cut Mud
9. Water Cut or Chlorides Change
10. Sloughing Shale
11. Well Flows with Pumps
12. Change in Mud Properties
Shut-In Procedures
1. BOP, Choke, Diverter Controls
2. Shut – In While Drilling
3. Shut – In While Tripping
Well Kill Procedures
1. Drillers Method
2. Wait & Weight Method
3. Concurrent Method
4. Reverse Circulation (Short Way)
Killsheet Basic and Usage
1. Taking Readings
2. Strokes to Bit
3. Kill Weight Mud
4. Initial Circulating Pressure
5. Final Circulating Pressure
6. Decline Schedule
7. Practice Problem
Simulator Hands-On Practice
1. Slow Pump Pressure
2. Kick Detection
3. Shut-In Procedures
4. Basic Kill Operation
Individual Problems Session
1. Written Question to Reinforce Material Covered

DAY 2

Review Session
Well Control Instruction
1. Equivalent Mud Weights
2. Decline Schedules
3. Friction Losses
4. Casing Burst
Well Control Mechanics
1. Gas Bubble Migration
2. Bleed Volumes for Gas Migration
3. Excessive Annular Surface Pressure
4. Gas/Oil/Water Kick Difference
Abnormal Pressure Detection
1. Geology & Development of Abnormal Pressure
2. Penetration Rate Change
3. Shale Density Change
4. Mud Chloride Change
5. Shale Cuttings Change
6. Mud Gas Content Changes
Simulator Hand-On Practice
1. Kill Sheet Preparation
2. Slow Pump Pressure
3. Kick Detection
4. Shut-In Procedures
5. Advanced Kill Operation
Individual Problems Session
1. Basic Calculations
2. Equivalent Mud Weights
3. Casing Seat Tests
4. Casing Burst Limitations
5. Kill Sheet Calculations
6. Kill Operation Procedures

DAY 3

Review
Drilling Fluids
1. Density
2. Viscosity
3. Fluid Loss
4. Salinity
5. Gas-Cutting
6. Mud Weight-Up
Completion and Workover Fluids
1. Functions of Fluids
  1. Well Control
  2. Cleaning Out a Well
  3. Plugging Back
  4. Bridging Agents
2. Fluid Types
  1. Gases
  2. Water Base
  3. Oil Base
  4. Packer Fluids
3. Fluid Properties
  1. Density & Temperature Offset
  2. Viscosity
  3. Density Increase
  4. Gas Cutting
  5. Fluid Loss
  6. Salinity
  7. Solids Content
  8. Gel Strength
  9. Crystallization
  10. Caustic Effect
Shallow Gas Control
1. Control of Shallow Gas Kicks
2. Diverters
Unusual Operations
1. Drill Pipe is Off Bottom
2. Drill Pipe is Out of Hole
3. Lost Circulation
4. Plugged Drillpipe
5. Excessive Casing Pressure
6. Hole In Drillpipe
7. Special Techniques for Plugs
8. Lost Circulation and Kill
9. H₂S Kicks
10. Kicks During Snubbing, Coil-Tubing, & Small Tubing Operation
11. Multiple Completions in Hole
12. Hole in Casing String
13. Strip & Snub In/Out of Hole Under Pressure
14. Simultaneous Drilling, Workover, & Production Operations
15. Running A Drill-Stem Test
16. Perforating
MMS Regulations and Worksheet
1. Subpart D – Drilling Operations
2. Subpart G – Plug & Abandonment
3. Subpart C – Pollution & Disposal
4. Subpart E & F – Completions & Workovers
Well Control Equipment
1. BOP & Diverter Equipment
  1. Installation
  2. Operation
  3. Maintenance
  4. Testing
2. Equipment Limits, Pressure/Wear Instruction
3. Auxiliary Equipment
  1. Pit Level Indicator
  2. Mud-Volume Measuring Device
  3. Mud-Return Indicator
  4. Gas Detector
  5. Trip Tank
  6. Mud-Gas Separator
  7. Degasser
  8. Adjustable Choke
4. Closing Units
  1. Sizing and Maintenance
  2. Precharge Pressure
  3. Operating Pressure
  4. Usable Fluid Volumes
  5. Required Fluid Volumes
  6. Fluid Pumps
  7. Charging Fluid Maintenance & Inspection Procedures
5. Other Well Control Equipment
  1. Surface Equipment
  2. Downhole Tools & Tubulars
  3. Packers
Supervision of Kill Operation, Organizing & Directing Kill
Individual Problem Session
Written Questions to Reinforce Material Covered

DAY 4

Review Session
Written Exam ( Drilling Surface)
Simulator Exam ( Drilling Surface)
Special Subsea Considerations
1. Choke Line Friction Determinations
2. Use of Marine Risers
3. Riser Collapse
4. Gas in Top of BOP Stack
5. U-Tube Effect as Gas Hits the Choke Line
Subsea Exam
1. Kill Sheet Preparation
2. Simulator Exam
3. Written Exam
Reasons for Well Workovers
1. Reworking an Existing Reservoir to:
  1. Increase Production
  2. Control Cuts
  3. Sand Control
  4. Formation Damage
  5. Re-Complete in Same Reservoirs
2. Complete a New Reservoir
3. Complete Multiple Reservoirs
4. Stimulation
5. Repair Mechanical Problems
Preparing a Well for Entry
1. Use of Back-Pressure Valves
2. Surface and Subsurface Systems
3. Removal of Tree & Tubing Hanger
4. N/U & Test BOP
Killing a Producing Well
1. Bullheading
2. Lubricate & Bleed
3. Coil-Tubing Units
4. Snubbing Units

DAY 5

Individual Problems Session
Written Questions to Reinforce Material Covered
1. Workover Simulator Hands Practice
2. Pump in Pressures
3. Circulating Pressures
4. Lubricate and Bleed
5. Bullheading
Simulator Hands-On Practice
1. Kill Sheet Preparation
2. Slow Pump Pressure
3. Shut-In Procedures
4. Reverse Circulation Kill (Producing Well)
Simulator Hands On Practice
1. Kill Sheet Preparation
2. Slow Pump Pressure
3. Kick Detection
4. Shut-In Procedure
5. Killing a Flow During Workover & Completion Operations
Review
Written Exam (WO/WC Surface)
Simulator Exam (WO/WC Surface)

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