By the end of this course, participants will be able to:

• Understand formation damage mechanisms and their impact on well performance.
• Identify and diagnose formation damage causes.
• Select appropriate stimulation techniques for different reservoir types.
• Design acidizing treatments (matrix and acid fracturing) effectively.
• Apply diversion techniques and placement strategies.
• Evaluate hydraulic fracturing basics, including fluids, proppants, and design considerations.
• Implement HSE best practices in stimulation operations.

DAY 1: Introduction to Formation Damage

• Definition and mechanisms of formation damage
• Causes of formation damage (drilling, cementing, perforation, production, workovers)
• Impact on well productivity index (PI)
• Formation damage indicators and consequences
• Classification of formation damage problems
• Diagnosis techniques (well testing, production logging, lab analysis)
• Best practices to prevent formation damage

DAY 2: Introduction to Stimulation Concepts and Objectives

• Overview of production systems
• Flow rate and permeability equations
• Near-wellbore damage effects on inflow pressure
• What is well stimulation?
• Objectives of stimulation (productivity restoration, enhancement)
• Key stimulation parameters (skin factor, damage radius)
• Types of well stimulation (acidizing, fracturing, chemical treatments)
• Stimulation treatment process (pre-job, execution, post-job)
• Candidate well selection criteria
• Well and stimulation life cycle

DAY 3: Types of Acid and Acid Formulations

• Matrix fluid selection
• Types of acids (HCl, organic acids, chelating agents) and their selection
• Matrix acidizing vs. acid fracturing
• Carbonate acidizing (wormholing, dissolution mechanisms)
• Sandstone acidizing (HF-HCl mixtures, clay dissolution)
• Chemical stimulation without acid (solvents, surfactants)
• Factors affecting acid reaction rates (temperature, concentration, additives)
• Matrix acidizing design (volume, injection rates, stages)
• Case study: Matrix acidizing example
• Treatment execution and real-time monitoring
• Well clean-up procedures

DAY 4: Monitoring, Execution, Evaluation, and Follow-Up

• Acid fracturing fundamentals
• Acid corrosion and inhibitor selection
• Diversion techniques (mechanical, chemical, ball sealers, coiled tubing)
• Viscous fluids and particulate diverters
• Potential formation damage from stimulation fluids
• Post-stimulation evaluation (production logs, pressure tests)
• Stimulation techniques summary and selection criteria

DAY 5: Basics of Hydraulic Fracturing, Design, and Quality Control

• Introduction to hydraulic fracturing
• Fracture fluids and chemicals (slickwater, gels, crosslinkers)
• Proppant types and selection (sand, ceramics, resin-coated)
• Hydraulic fracture treatment process (pad, slurry, flush)
• Rock mechanics and fracture propagation
• Fracture operation execution (pumping schedules, diagnostics)
• Main fracture treatment design considerations
• Quality control and HSE in fracturing operations

This course is designed for professionals involved in well stimulation, production optimization, and reservoir management, including:

• Petroleum Engineers
• Production Engineers
• Production Technologists
• Development Geologists
• Field Engineers
• Production Managers
• Field Managers
• Oil Field Technical Staff