COURSE DURATION: 5 days

 

LEVEL:  Advanced

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DESIGNED FOR YOU, IF YOU ARE

• A petroleum or production engineer,

• a development geologist,

• a Production Technologists

• a Production supervisors and engineers

• a reservoir modeller

• a field engineer

• a Completion supervisor or engineer

• a Drilling supervisor or engineer

• a Workover and well service supervisor

 

 

HOW WE BUILD YOUR CONFIDENCE

By attending this course under seminar style teaching, you will be focusing on all main types of well interventions, CT equipment and main applications of this technology

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BY THE END OF THE COURSE YOU WILL BE CONFIDENT IN YOUR UNDERSTANDING OF:

• Well Intervention techniques and the fundamentals of CT operations and all applications on well repairing and boosting production efficiency

• Under seminar style teaching, you will be focusing on all main types of well interventions, CT equipment and main applications of this technology.

• You will feel confident of understanding the equipment, how it works and the importance of selecting the applicable well intervention strategy and CT applications in miscellaneous rigless operations.

 

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DAILY AGENDA

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Day 1:

• Well Intervention considerations

• Well completion design and completion issues

• Production problems.

• Well Intervention conveyance methods

• Coiled Tubing conveyance and intervention methods

• Main Components of CT equipment

• Downhole well tractor

• CT insertion and removal under pressure

• Wireline and CT intervention methods

• Fishing with CT

• Main fishing tools

• Job Design data for fishing operations

• Well Plug & Abandonment

• Wireline operations (well intervention)

• Tractors

• Matrix Stimulation with CT

• Contingency Procedures (how to proceed when problems occur during job)

• CT Maintenance system

• Well intervention and its relation with Geology

• Well phases and casing program.

• Drilling problems.

• Major types of completions

• Casing design outline.

 

Day 2:

• Additional information on Coiled tubing equipment and well Control

• CT specs for 1.5” OD and 1.75” OD CT

• Well Control Equipment: Quad BOP and Combi BOP.

• Various types of Injector Heads

• CT Chain assembly

• CT pipe manufacturing, string and pipe management

• Depth control

• Open hole logging

• Cased hole logging

• Blaster system: scale removal with high pressure rotating head.

• Workover Vessels (Ships for offshore well intervention)

• Visit to CT Unit in the Field (if possible).

 

Day 3:

• Safety and operational Standards

• Job Design: modelling and risk analysis

• CT Logging

• Fill Clean-out

• Squeeze cementing with CT.

• Introduction to Down Hole Tools

• Underreamers, mills and supporting motors

• Inflatable packers and bridge plugs (through tubing).

• Downhole Well Tractor

• Coiled tubing completions

• Well Control: managing risks

• Hydrostatic pressure and pressure gradient

• Equivalent fluid (mud) weight

• Circulating system pressure

• Control of formation pressure (the barrier concept)

• Warning signs of kicks

• Surface gauge readings (effect of kicks)

• Annular gas flow after cementing

• Gas migration in water base mud (WBM) in a closed well

• Gas Behaviours in oil base mud (OBM), and its dangers

• Kick pressures (shut in conditions)

• Annulus theory (annular pressures)

• Well shut in (annular pressures)

• Controlling gas expansion

 

Day 4:

• BOP Rams configuration

• Pressure deployment

• Conventional stripper & slide door tandem stripper

• Check valves, nozzles and jetting subs

• Release joints

• Downhole tractors

• Motors

• Inflatable packers and bridge plugs

• CT completions

• Well kick-off

• Fill cleaning

• Scale removal

• Water / Gas Shut-off

• Plug and abandonment

• Sand Placement

• CT Technical definitions

• Friction pressures drop curves

• Job Design : Example of procedure for a real job, carried out with CT: Stimulation and Nitrogen Kick off.

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Day 5:

• Well Cleaning

• Fishing and Milling

• Zone Isolation

• Stimulation with CT (the technique to displace acid at high rate (pumping in CT and CT/Tbg Anulus) increasing penetration.

• Sand Control Completions

• Flow Management

• Plug and Abandonment

• Sidetracking and Re-entry

• CT Emergency Procedures: detailed discussion of possible CT failures during operations and how to react, maintain the well under Safe conditions

• (CT collapse at surface, CT parted, Reel drive failure, sheering the CT, Stripper leak, leak between stripper and BOP, Loss of traction in injector head, gooseneck failure, power pack failure, etc)

• Course review, comments, evaluation and feed back.

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     Note: Sequence of course presentation may change.

 

 

INSTRUCTORS:

Antonio Abreu is a Senior Petroleum Engineer with a M.Sc. in Mechanical Engineering from the University of Lisbon, Portugal. Antonio has over 40 years’ experience in oilfield production technology. He performed extensive work in the areas cementing, stimulation, well integrity, CT operations, well testing, slickline operations, wireline operations, reservoir monitoring and optimization, gas lift operations, production logging, perforation operations, sand control, water and gas shut off, etc. He started his career in April 1979 with Dowell Schlumberger in France. Further assignments included positions as Assistant to Technical and Marketing Manager (DS/Singapore), Offshore Manager / Cementing Services (DS/Libya), General Services Supervisor (DS/Algeria), Assistant Operations Manager/Aktau/Kazakhstan (Partex), Senior Petroleum Engineer (ADCO/Bu-Hasa Field) and Senior Petroleum Engineer (Dragon Oil Dubai and Turkmenistan).

Antonio is an experienced lecturer of many industry training courses in the areas of Petroleum and Production Engineering and was also assigned during several years as instructor at BTC (Dowell Schlumberger Training Centre, Santa Cruz de la Sierra/Bolivia). The last four years he was working as Training Consultant in UAE. He is a Partner Founder of OGExperts.

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Luis Remisio: Mining Engineer (IST, Lisboa), Petroleum Engineer (IFP, Paris), Leadership Certificate in (Ashridge, UK). 43 years of experience in the industry of Oil and Gas in 7 countries (Angola, United Kingdom, Australia, Zaire, Portugal, United Árabe Emirates and Kazaquistan in the areas of Safety of Operations, Technology of Production, Surveys, Conceptual Project of Surface Instalations, Development/Training of Technitians and Technical and Finance Management.

He teaches Oil, HSE and Leadership courses. He is a Partner Founder of OGExperts.

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Cipriano Costa: Masters in Chemical Engineering  –  Petroleum Refining & Petrochemistry-FEUP Porto, (1978). Worked in the Lubricants refining plant of Petrogal and in several countries around the world (Libya, Algeria, United States, Middle East, North Sea and Central Africa) with Halliburton Corporation, having performed several duties in almost all technical areas of the Oilfield both Onshore and Offshore and also PDC (Personal Development Coordinator), BDM (Business Development Manager) and Technical Advisor for Completions.

Has post-Graduation in Petroleum Engineering by University of Texas – Austin.

He is a specialist in Fracturing, Chemical Stimulation, Cementing and Completions. He is a Partner founder of OGExperts.