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Multistage Completions for Hydraulic Fracturing - The Basics
Introduction
Introduction and How to Use This Course (3:37)
Introduction to Unconventional Reservoirs and Hydraulic Fracturing
An Introduction to Unconventionals (1:11)
What Makes These Reservoirs Unconventional (1:13)
Increasing Reservoir Contact - Horizontal Wells (0:52)
Hydraulic Fracturing Treatment Objectives (1:43)
Increasing Reservoir Contact - Hydraulic Fracturing (1:56)
Why Are Multistage Completions Required (1:09)
Breaking the Well Into Compartments Called Stages (0:31)
Types of Multistage Completion Systems (0:32)
Plug-and-Perf
Introduction (0:10)
Wellbore Construction (0:31)
Toe Setup and First Stage Frac (1:19)
Intro to Wireline Pumpdown and Cluster Perfs (2:41)
Fracturing the Remainder of the Well (1:38)
Openhole Plug-and-Perf (2:04)
Types of Frac Plugs - Ball-Isolated vs. Self-Isolated (0:39)
Ball-in-Place Technique (1:01)
Ball-Activated Completion Systems
Introduction (1:58)
Fluid-activated packers - wellbore construction and first stage frac (1:05)
New Lecture (2:42)
Fracturing Through the Frac Sleeves (1:21)
New Lecture (1:40)
Finishing the Frac Job (0:42)
Producing Through the Sleeve After the Frac Job (1:50)
Cemented Multi-Entry Sleeves (0:47)
Multi-Entry Frac Sleeves Combined with Plug-and-Perf for Long Laterals (Hybrid Completion System) (1:32)
Coiled-Tubing-Activated Completion Systems
Introduction to CTACS aka Annular Fracturing (0:36)
Wellbore Construction for CTACS Using Frac Sleeves (0:46)
Fracturing with the Frac Sleeves (1:30)
Pressure-Opened CTACS Frac Sleeves (0:57)
Pressure-Balanced CTACS Frac Sleeves (0:57)
Intro to Reclosable CTACS Frac Sleeves (0:46)
Completion Comparison - Benefits and Considerations
Introduction to Benefits and Considerations (1:43)
Number of Stages (3:11)
Stage Placement - PNP (0:41)
Stage Placement - BACS (0:34)
Stage Placement - CTACS (0:29)
Services Required for Fracturing (3:00)
Application Comparison of Each Completion System
Intro to Application Comparison (0:33)
Longer Laterals (3:25)
Appraisal Phase of the Asset Lifecycle (2:24)
Exception to the Guidelines for the Appraisal Phase (3:22)
Fracturing Fluid Shortage (2:35)
Shallow Wells with Short Laterals (1:59)
Other Exceptions to the General Guidelines (1:30)
Conclusion
Conclusion (0:37)
Stage Placement - BACS
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