Public Training Program
Production Logging and Reservoir Monitoring
(5 Days) Workshop
26 - 30 April 2009, Abu Dhabi
15 - 19 Nov 2009, Al Ain
Fee: US $ 3350
Consultant: Mr. Fahed Youssef
Emirates Technical & Safety Development Center
Competency Training Divison
P.O. Box 35450
Abu Dhabi
United Arab Emirates
Tel: +971 (2) 5552034, Fax: +971 (2) 5541856
Mobile: +971(50) 6229745
Web: www.etsdc.com
Email: ,
Production Logging and Reservoir Monitoring
Course Content
· Introduction and Overview
o Why run Cased Hole Logs?
o Uses of cased Hole Logs,
§ In new wells
§ In most older producing wells,
§ for other reasons,
o Categories of Cased Hole Logs,
o Operational Considerations,
§ Downhole Measurement Instroments
§ Typical Well Profile
§ Natural Completion / Pumping Wells
o Cased Hole Logging Job. General Information Required:
§ Well sketch
§ Downhole Conditions
§ Well Head Pressure
§ Tool string
§ Well Head Configuration
§ Subject to Safety Considerations
§ Dummy Run
§ Operations Time
o Can Log be Run Through Tubing?
o High Deviation Angle & Horizontal Wells
§ Logging Tools and Cased Hole Environment:
o What Can Logging Tools Do?
§ Formation Evaluation
§ Wellbore Integrity
§ Fluid movement During Production/Injection
§ Region of Investigation of Cased Hole Logging Tools
o Factors Affecting Log Response
§ Borehole Environment
§ Reservoir Fluids
§ Typical Production Problems
o Formation Evaluation
§ Natural Gamma Ray Logging: Tools & Applications,
§ Neutron Logging Overview: Mode of Operation & Applications
§ Pulsed Neutron Capture Logs: Equipment, Measurement Technique, Log Response to Water & Hydrocarbon Zones, Considerations and Applications
§ Carbon/Oxygen Logging, Equipment Depth of Investigation, Logging Considerations and Typical Applications
§ Reservoir saturation Tool (RST)
§ Sonic and Acoustic Techniques and Applications of Sonic Measurements: Vertical Seismic Profiles,
§ Reservoir Performance Monitoring:
§ Detect behind Casing Fluid Channels using Temperature Surveys
§ Location of Water Producing Perforation using Spectral GR Log (Radioactive scaling)
§ Compensated Dual Detector Neutron Log to Monitor Gas Movement
§ Application of Thermal Decay Time-lapse runs to Monitor Fluids Saturation Changes, to Locate Water Front Advance, Detect GOC & OWC Movement and Perform ROS analysis.
o Well Integrity:
§ Cement Evaluation:
§ Why use Cement?
§ Why Evaluate Cement?
§ Cement Evaluation Surveys Overview:
§ Acoustic Bond Logs Tool Principles & Applications
§ Pad Type CBL, Segmented Bond Tool (SBT)
§ Ultrasonic Pulse Echo Cement Evaluation (CET, USI)
§ Downhole Casing Inspection:
§ Types of Inspection Equipment
§ Mechanical Calipers
§ Electromagnetic Casing Inspection Tools
§ Pad Type, Digital Pad Devices
§ Electromagnetic Phase Shift Devices
§ Acoustic casing Inspection Tools
§ Borehole Videos
§ Casing Potential Surveys for Cathodic Protection
o Perforating:
§ Shaped Charges Perforators
§ Gun Systems
. Fluid Movement:
o Introduction and Definitions
o Reservoir Pressures, Temperatures and Fluid Phase Behavior
o Reservoir Fluids saturation and Fluid Flow
o Temperature Surveys,Geothermal Gradient, Teperature Logging and Applications,
o Bulk Flow Rate Measurement:
§ Types of Flow Meters: Spinner (Continuous & Diverted) & other Types mainly Acoustic
§ Continuous Flowmeters - Spinner response & Flow Velocity Evaluation (Single & multiphase Flow) - Vertical & inclined Flow
o Fluid Identification and Multiphase Flow:
§ Downhole Flow Conditions ( Flow PatternDownhole)
§ Phase Holdup and Cut
§ Pressure Diferential Fluid Density Devices
§ Nuclear Densimeter
§ Fluid Capacitance Devices
o Water Flow Log Measurement
o Radioactive Tracer Logging and Typical Application
§ Production Logging in Horizontal Wells
o Tools and Equipment of Horizontal wells
o Logging Operations
o Configuration of Horizontal Well
o Type of CompletionsFlow Patterns for Completion TypesProduction Logging Tool Response in Horizontal Flows.
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