OG90
Course Contents
Module 1 - Introduction - Basic Skills for Electric Wireline Technology / Production Logging
Key Topics
- Reservoir Surveillance
- Surveillance and Decision Making
- Objectives of Surveillance
- Asset Management Planning
- Uncertainty Management
- Surveillance Strategy, Planning, and Tracking (including surveillance plan development exercise)
- Value of information VOI/ resources segment defined
- PVT for production logging
- Gas condensate PVT.
Module 2 - Measurement equipment
Key Topics
- Problem-based diagnostics and tool selection
- Open hole logs
- Wireline Formation Testers.
- Fluid ID and sampling
- Porosity, lithology, and fracture ID logs.
- Magnetic resonance
- Multi-rate PLT logging.
- Principles of Production Allocation Measurement
- Density measurements of different mechanisms
Module 3 - Measurement equipment
Key Topics
- Well Integrity Surveillance Casing inspection and leak detection
- Gravel pack integrity
- Tubing and casing scale and obstructions.
- Injection logging and conformance evaluation
- Reservoir saturation logging tools and advancements.
- Noise logs
- Pressure and Temperature gauges/logs
- Water flow logs
Module 4 - Acquisition and Processing and Data errors
Key Topics
- Acquisition and Processing
- Resistivity, SP
- GR
- PNC
- CCL
- Flowmeters
- Data errors:
- Measurement, inconsistent, contradictory
- Data filtering
- Data smoothing
- Datum correction
- Wireline Stretch for Depth Estimation
Module 5 - Well and Field Monitoring
Key Topics
- Intelligent wells, waterflooding and gas recycling.
- Production Logging Tool Survey Good Practices
- Intelligent wells
- Advantages & Disadvantages of Fiber Optic Sensors
- DTS Applications
- Waterflooding and gas injection surveillance PLT/RST, PTA
- Cross-functional concept in Waterflood/ gas injection Management
- Factors Affecting Waterflood Performance and required surveillance.
- Factors affecting gas condensate performance/ heterogeneity.
- VRR management for commingling production/ injection.