Cased Hole: Cementing, Production Logging and Reservoir Monitoring - RILS

Day 1 (this represents a typical agenda for day 1)

Course Introduction

A- General Field Operation (1.5 hours)                                                                                                

·       Well-head pressure control

·       Cased-hole tool conveyance

·       Depth control in cased hole.

B- Cementing: (2 ½ hours)

·       Outline of the physics of acoustic Logging and ultrasonic logging.

·       Cement evaluation tools that are offered by the various vendors.  This includes: CBL-VDL- Ultrasonic, SBT, INTEx, Isolation Scanner

1 Hour workshop on Cement Bond Logs

Day 2 (this represents a typical agenda for day 2)

Day-2:

 Production Logs-1 (4 Hours):

c- Measuring Fluid velocities (4 hours)

·       The concept of Productivity Index (PI)- Inflow performance

·       The spinner and spinner calibration

·       Other measurements: Oxygen activation, gas bubble velocities.

·       Slippage velocities

·       Single-phase production

·       Holdup measurements

1 Hour workshop on spinner calibrations and production logging.

Day 3 typical agenda

d- Production Logging-2 (4 Hours)

·       Equation in production logging

·       Two phase flow

·       Three phase flow

·       Production Logging in horizontal wells.

·       Crossflow at downhole conditions

1 Hour workshop on production logging in horizontal wells.  

Day 4 (typical agenda)

Day 4 

e- Reservoir Monitoring-1 (4 Hours)

·       Neutron interactions with the minerals and fluids.

·       Reservoir monitoring tools: Pulsed Neutron Logs, Pulsar- the new generation of new High-Tech tool, Cased Hole Formation Resistivity (CHFR)

·       Neutron Capture cross-section (sigma):

1 Hour workshop on Reservoir Monitoring using sigma log.

Day 5 (typical agenda for day 5)

·      Day 5

f- Reservoir Monitoring-2 (4 Hours)

·       Carbon-Oxygen (C/O): data acquisition and interpretations

·       Combining sigma and C/O log to solve for salinity.

·       Fluid salinity evaluation.

1 Hour workshop on C/O evaluation. 

Course Wrap-Up and Summary