Comprehensive Horizontal Well Fracturing

Course Duration: 4 days

Feb 18 ~ 21, 2019 Houston

Instructor: Dr. Ali Daneshy

3.2 CEU


 

Horizontal Well Fracture Initiation

General mechanics of fracture initiation in horizontal wells

Important features of fractures initiating in open-hole liner completions

Important features of fractures initiating in cemented liner completions

Principles and techniques of limited entry design

Fracture initiation in limited entry applications

Horizontal Well Completion Systems; Benefits and Limitations

Open-hole liner systems and their important operational and fracturing features

Importance of isolation between fracturing stages

Ball-activated sliding sleeves using multiple size balls

Ball-activated sliding sleeves using single size balls

Plug & Perf

Hybrid systems

Dual injection systems with hydra-jet perforations

Dual injection systems with CT-deployed sliding sleeves

Cemented liner systems and their important operational and fracturing features

Importance of isolation between fracturing stages

Plug & Perf

Dual injection systems with hydra-jet perforations

Dual injection systems with CT-deployed sliding sleeves

Ball-activated sliding sleeves using single size balls

Fracturing Fluids and Proppants

Fluid types and additives

Proppant transport in horizontal well fractures

Critical and in-depth review of the role of proppant in securing production increase

Commercial proppant types, their features, and quality control systems

Horizontal Well Fracture Diagnostic Systems; Features and Applications

Fracture azimuth determination methods & their features

Borehole mapping while-drilling

Before-frac pilot hole fracture detection systems

Active while-fracturing systems

(micro-seismic, tilt meter)

Post-fracture diagnostic methods and their applications

Proppant tracer systems and their use

Liquid tracers and their use

Water-based tracers

Oil-based tracers

Analysis of offset well pressure changes caused by interactions between created fractures

Types of interactions, their cause and effect on production

Advanced Topics in Horizontal Well Fracturing

Fracturing-induced stresses in the formation

Stress shadowing and resulting interactions between created fractures

Dynamic Active Fracture Interactions (DAFI) caused by multiple concurrent fracturing and resulting interactions between created fractures

Natural fractures and their effect on horizontal well fracturing

Types of natural fractures

Mechanics of activation of natural fractures intersected by the hydraulic fracture

Mechanics of the activation of natural fractures adjacent the hydraulic fracture