Drill Bits, Casing & Cementing Training Course

1. Introduction to Well Construction

1.1 Well Construction Fundamentals

• Overview of well construction process including (drilling phases, casing programs, cementing operations)

• Wellbore design principles including (depth targets, pressure profiles, hole sizing)

• Geological considerations including (formation types, lithology changes, pressure transitions)

• Well planning and engineering including (offset well analysis, risk assessment, contingency planning)

• Introduction to API RP 10B and IADC guidelines for drilling, casing and cementing

1.2 Integration of Drilling, Casing and Cementing

• Systems approach to well construction including (component interaction, success factors)

• Critical interfaces between operations including (bit-formation, casing-cement, cement-formation)

• Performance metrics and KPIs including (ROP optimization, casing integrity, cement quality)

• Quality assurance in well construction including (verification methods, acceptance criteria)

• Operational synergies and trade-offs including (speed vs. quality, cost vs. performance)

2. Drill Bit Technology and Selection

2.1 Drill Bit Classification and Design

• Evolution of drill bit technology including (roller cone bits, PDC bits, hybrid designs)

• Bit components and nomenclature including (cutters, blades, nozzles, gauge protection)

• Fixed cutter bit designs including (PDC, diamond impregnated, TSP)

• Roller cone bit designs including (milled tooth, insert bits, bearing systems)

• Specialty bits and applications including (bi-center bits, coring bits, reaming tools)

2.2 Bit Selection Methodology

• Formation evaluation for bit selection including (lithology analysis, compressive strength)

• IADC bit classification systems including (fixed cutter codes, roller cone codes)

• Bit selection workflow including (offset well analysis, cost per foot calculations)

• Application-specific selection criteria including (directional drilling, hard formations, soft formations)

• Bit economics and performance analysis including (ROI calculations, comparative analysis)

2.3 Bit Hydraulics and Optimization

• Bit hydraulic principles including (TFA calculation, jet impact force, HSI)

• Nozzle selection and configuration including (size determination, placement, orientation)

• Hydraulic optimization techniques including (bit cleaning, cutter cooling, bottomhole cleaning)

• Flow rate determination including (minimum requirements, optimum efficiency, maximum limitations)

• Advanced hydraulic modeling including (CFD analysis, pressure drop calculations)

3. Bit Operation and Performance

3.1 Drilling Parameters Optimization

• Weight on bit management including (recommended ranges, surface weight vs. downhole weight)

• Rotational speed optimization including (RPM selection, vibration management)

• Drilling dynamics including (stick-slip, whirl, bit bounce, torsional oscillation)

• Parameter adjustment strategies including (parameter response curves, adjustment sequences)

• IADC Drilling Manual guidelines for parameter optimization

3.2 Performance Monitoring and Evaluation

• Real-time monitoring techniques including (drilling data interpretation, trend analysis)

• Performance diagnostics including (dysfunction indicators, parameter correlation)

• Drilling efficiency calculation including (mechanical specific energy, drilling efficiency factors)

• Bit grading systems including (IADC dull grading codes, wear mechanisms)

• Post-run analysis including (bit record documentation, performance benchmarking)

3.3 Bit-Related Drilling Problems

• Problem identification including (vibration, balling, whirl, tracking)

• Troubleshooting methodologies including (surface indicators, downhole measurements)

• Corrective actions including (parameter adjustments, hydraulic modifications, additive use)

• Specialized bits for problem solutions including (anti-whirl design, stability features)

• Case studies of bit-related drilling problems including (lessons learned, preventive measures)

4. Casing Design and Selection

4.1 Casing Types and Properties

• Casing classifications including (conductor, surface, intermediate, production, liner)

• Casing material properties including (strength, ductility, hardness, corrosion resistance)

• Manufacturing specifications including (API standards, premium connections, special clearances)

• Connection types including (API round, buttress, premium connections)

• Special casing types including (chrome, CRA, expandable)

4.2 Casing Design Principles

• Design factors and safety margins including (burst, collapse, tension, compression)

• Load calculations including (pressure profiles, mechanical loads, thermal effects)

• Casing setting depth determination including (pressure transition zones, lost circulation zones)

• Special design considerations including (HPHT wells, extended reach wells, multilateral wells)

• Design verification methods including (torque and drag analysis, stress analysis)

4.3 Casing String Design

• String configuration including (weight variations, connection selection, material transitions)

• Centralization program including (standoff requirements, centralizer placement, torque/drag effects)

• Accessories selection including (float equipment, landing collars, stage tools)

• String design for specialized applications including (horizontal wells, deepwater wells)

• Design optimization techniques including (cost-benefit analysis, risk-based approaches)

5. Casing Running and Installation

5.1 Pre-Run Planning and Preparation

• Logistical planning including (inventory management, inspection requirements, contingencies)

• Casing inspection protocols including (drift testing, thread inspection, NDT methods)

• Handling procedures including (lifting equipment, running tools, safety considerations)

• Surface equipment preparation including (slips, elevators, fill-up tools)

• Pre-installation meeting including (responsibilities, communication protocols, contingency plans)

5.2 Running Techniques and Best Practices

• Standard running procedures including (make-up torque, speed control, weight monitoring)

• Running in challenging conditions including (deviated wells, unstable formations)

• Torque monitoring including (make-up graphs, acceptance criteria, connection inspection)

• Float equipment operation including (fill-up procedures, auto-fill systems)

• Running records and documentation including (tally verification, joint tracking)

5.3 Landing and Hanging Techniques

• Landing techniques including (slacked off, tensioned, compression set)

• Liner hanging systems including (mechanical hangers, hydraulic hangers, expandable systems)

• Wellhead interface including (landing strings, pack-offs, seal assemblies)

• Specialized landing tools including (profile nipples, polished bore receptacles)

• Testing after landing including (pressure tests, inflow tests, seal verification)

6. Cementing Materials and Properties

6.1 Cement Types and Additives

• Cement classes and specifications including (API cement classes, specialty cements)

• Physical properties including (density, compressive strength, permeability, thickening time)

• Chemical additives including (accelerators, retarders, fluid loss agents, dispersants)

• Lightweight cementing systems including (foamed cement, microspheres, extenders)

• Heavy cement systems including (weighting agents, high-density additives)

6.2 Cement Slurry Design

• Design parameters including (density, viscosity, fluid loss, free water)

• Testing protocols including (API testing procedures, field verification tests)

• Temperature and pressure effects including (HPHT considerations, transition times)

• Specialized slurry designs including (gas migration prevention, corrosive environments)

• Quality control and assurance including (lab testing, field verification)

6.3 Cement Property Optimization

• Setting time control including (acceleration, retardation techniques)

• Strength development including (early strength requirements, ultimate strength)

• Fluid loss control including (critical fluid loss rates, additive optimization)

• Stability enhancement including (sedimentation prevention, gas migration control)

• Mechanical properties including (Young's modulus, Poisson's ratio, shear strength)

7. Primary Cementing Operations

7.1 Pre-Cementing Considerations

• Wellbore preparation including (hole cleaning, conditioning fluids, casing movement)

• Mud removal techniques including (spacers, washers, mechanical actions)

• Displacement mechanics including (laminar flow, turbulent flow, pipe movement)

• Pre-cementing circulation including (conditioning time, equivalent circulating density)

• Job timing and scheduling including (critical path analysis, contingency planning)

7.2 Cementing Equipment and Procedures

• Surface equipment including (cement units, bulk handling systems, mixing systems)

• Downhole equipment including (float equipment, centralizers, scratchers)

• Cementing techniques including (plug cementing, inner string cementing, reverse circulation)

• Stage cementing including (stage tools, multiple stage techniques)

• Specialty cementing equipment including (foam generators, recirculating mixers)

7.3 Displacement and Monitoring

• Displacement efficiency including (plug tracking, flow monitoring, standpipe pressure)

• Rate schedules including (laminar vs. turbulent flow, critical points)

• Real-time monitoring including (density, rate, pressure interpretation)

• Contingency procedures including (lost circulation, premature setting, equipment failures)

• Post-job procedures including (pressure testing, bump plugs, WOC requirements)

8. Specialty Cementing Applications

8.1 Liner Cementing

• Liner cementing challenges including (narrow clearances, temperature variations)

• Equipment considerations including (liner hanger systems, wiper plugs)

• Displacement techniques including (balanced plug methods, liner top packers)

• Success evaluation including (top of cement verification, zonal isolation testing)

• Troubleshooting liner cementing problems including (top of liner leaks, partial displacement)

8.2 Remedial Cementing

• Remedial cementing evaluation including (cement bond logs, pressure testing)

• Squeeze cementing including (squeeze pressure determination, volume calculations)

• Placement techniques including (bradenhead, packer squeeze, block squeeze)

• Materials selection including (ultra-fine cements, resins, alternative materials)

• Success evaluation including (verification testing, remedial efficiency assessment)

8.3 Specialty Applications

• HPHT cementing considerations including (retarder optimization, fluid loss control)

• Deepwater cementing including (temperature management, additives for deepwater)

• Salt zone cementing including (salt-saturated slurries, expanding cements)

• Horizontal well cementing including (rotation techniques, centralization strategies)

• Plug and abandonment cementing including (barrier verification, long-term integrity)

9. HSE in Drilling, Casing and Cementing

• Risk assessment methodologies including (job safety analysis, process hazards analysis)

• Pressure control considerations including (well control equipment, testing procedures)

• Chemical handling safety including (cement additives, hazardous materials)

• Personal protective equipment including (respiratory protection, cement exposure prevention)

• Environmental considerations including (waste management, fluid containment, pollution prevention)

10. Quality Management in Well Construction

• Quality planning including (acceptance criteria, verification methods, inspection points)

• Quality control measures including (material certification, testing protocols)

• Documentation systems including (daily reports, non-conformance tracking)

• Continuous improvement processes including (lessons learned, knowledge management)

• Audit and verification including (third-party verification, regulatory compliance)

11. Case Studies & Group Discussions

• Regional case studies from Middle East operations including (challenging formations, HPHT wells)

• Integrated well construction examples including (cost-efficient designs, failure analysis)

• Operational optimization analysis including (parameter optimization, efficiency improvements)

• Equipment selection exercises including (comparative evaluation, decision matrix approach)

• The importance of proper training in successful well construction projects