Relief Well Design & Blowout Intervention
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Relief Well Design & Blowout Intervention - DC-RWD-PEA27
| Code | Date | Time | Duration | Location | Currency | Early Bird Fee Per Person |
|---|---|---|---|---|---|---|
| DC-RWD-PEA27 | 05 - 09 Jul 2027 | 10 AM CST | 4 Hours / Day |
Online |
USD |
4000 |
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Relief Well Design & Blowout Intervention
This course covers blowout intervention and relief well design. Participants study blowout behaviour and flow estimation, surface intervention and capping, source control options, relief well planning, ranging and interception techniques, dynamic kill design, well control response organisation, contingency planning and regulatory requirements.
Description
A blowout is the event every other part of well control exists to prevent. When one occurs, the response combines surface intervention, source control and, where surface methods fail or cannot be used, a relief well drilled to intercept the blowing well and kill it from below. Planning for that response is a regulatory requirement in many jurisdictions and a practical necessity everywhere.
This course covers the technical and organisational response. It starts with blowout behaviour, flow path analysis and flow rate estimation, then covers surface intervention: wellhead access, debris clearing, capping stacks, diverting and containment. It covers source control options and their selection. The relief well sections cover planning, well design, trajectory and interception strategy, ranging techniques to locate the blowing well, interception execution and dynamic kill design and pumping requirements. The course closes with response organisation, specialist contractor interfaces, contingency planning requirements and regulatory expectations for well control response plans.
This course is aligned with recognised well control practice. It is not an accredited certification course and does not issue IWCF or IADC certificates.
Killing a blowing well requires overcoming the flowing pressure with enough fluid, fast enough, at the right place. A dynamic kill works by pumping at a rate high enough that friction plus hydrostatic pressure exceeds the reservoir pressure, which usually means very high rates and large volumes, delivered through a relief well that has intercepted the blowing wellbore.
Interception is a precision drilling problem. The relief well must be drilled to within a few metres of a wellbore whose own position is known only to survey accuracy, then located by electromagnetic ranging and steered into it. The planning covers trajectory, ranging tool selection, interception depth and the contingency if the first attempt misses.
Response planning matters because nothing about this can be arranged quickly. Capping stacks, pumping spreads, specialist contractors, relief well rigs and regulatory approvals all take time that a flowing well does not allow. Operators are expected to have assessed their worst-case discharge, identified equipment and contractors, and planned relief well locations before drilling.
By the end of this training, participants will be able to:
- Explain blowout behaviour and analyse flow paths.
- Estimate blowout flow rates and worst-case discharge.
- Assess surface intervention options and wellhead access.
- Plan capping, diverting and containment operations.
- Select source control strategies for given scenarios.
- Plan relief wells, including location, trajectory and interception strategy.
- Apply ranging techniques to locate a blowing wellbore.
- Design dynamic kills and specify pumping requirements.
- Organise well control response and manage specialist contractors.
- Prepare contingency plans meeting regulatory expectations.
The course is instructor-led. Blowout behaviour and kill design are developed with calculations, and relief well planning through a design exercise covering location, trajectory, ranging and kill requirements. Major blowout responses are examined as case studies, including what worked and what delayed control. The course is aligned with recognised well control practice and does not award accredited certification.
Organisations sending participants to this training will:
- Prepare a credible well control response capability.
- Meet regulatory requirements for contingency and relief well planning.
- Reduce the time to regain control if a blowout occurs.
- Understand the capability and limits of surface intervention.
- Improve coordination with specialist response contractors.
Participants will:
- Understand blowout behaviour and flow estimation.
- Be able to assess surface intervention and capping options.
- Be able to plan a relief well and its interception.
- Understand dynamic kill design and its requirements.
- Be able to contribute to well control response planning.
- Experienced drilling and well engineers
- Drilling superintendents and managers
- Well control specialists
- HSE and emergency response staff
- Regulatory and compliance staff
- Technical authorities for well operations
Module 1: Blowout Behaviour
- Surface and underground blowouts
- Flow path analysis
- Reservoir deliverability during a blowout
- Bridging and natural attenuation
- Consequences and escalation
Module 2: Flow Rate Estimation
- Worst-case discharge calculation
- Multiphase flow from a blowing well
- Estimating rates from observation
- Uncertainty in estimates
- Use in response planning
Module 3: Surface Intervention
- Site assessment and access
- Firefighting and debris clearance
- Wellhead condition assessment
- Capping stack deployment
- Diverting and containment options
Module 4: Source Control Strategy
- Options and their selection
- Surface versus subsurface kill
- Timing and decision criteria
- Parallel preparation of options
- Resource mobilisation
Module 5: Relief Well Planning
- Surface location selection
- Target definition and interception depth
- Well design and casing programme
- Rig and equipment requirements
- Schedule and parallel activities
Module 6: Trajectory and Approach
- Approach trajectory design
- Separation and parallel running
- Survey accuracy requirements
- Anti-collision in reverse: deliberate approach
- Contingency for a missed interception
Module 7: Ranging and Interception
- Electromagnetic ranging principles
- Active and passive ranging tools
- Ranging run planning and interpretation
- Steering to interception
- Confirming interception
Module 8: Dynamic Kill Design
- Dynamic kill principles
- Rate and density requirements
- Friction and hydrostatic contributions
- Pumping spread and logistics
- Kill execution and monitoring
- Follow-up cementing and permanent abandonment
Module 9: Response Organisation and Planning
- Incident command and decision authority
- Specialist contractor interfaces
- Regulatory notification and oversight
- Contingency plan content and maintenance
- Drills and readiness assessment
- Lessons from major incidents
Upon successful completion of this training course, delegates will be awarded an official Certificate of Completion issued by the Petroleum Engineers Association (PEA), an ISO 9001:2015 certified training organization. The certificate carries 10 Credits and formally records the total learning hours completed.
Each certificate is signed by the Course Facilitator and the CEO of the Petroleum Engineers Association, and serves as verifiable proof of professional training that delegates can present to employers and professional bodies worldwide.
Frequently Asked Questions
All course bookings made through PEA are strictly non-refundable. By registering for a course, you acknowledge and accept that all fees are payable in full and are not subject to refund under any circumstances, including changes in personal or professional commitments or partial attendance.
PEA reserves the right to make reasonable adjustments to course content, trainers, or schedules where necessary, without entitling delegates to a refund. Comprehensive details of each course — including objectives, target audience, and content — are clearly outlined before enrolment, and it is the responsibility of the delegate to ensure the course's suitability prior to booking.
For any inquiries related to cancellations or bookings, please contact our support team, who will be happy to assist you.