Essential Geology and Geophysics for Oil & Gas Professionals

 

Course Duration: 3 weeks | Time: 8am to 4pm | Course Locations: Houston, San Diego

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This class will provide participants with an awareness understanding of the roles and key activities in geology and geophysics in an oil & gas company.  Participants, will understand the various components of Geology and Geophysics when working in a multi-discipline environments.  What are these disciplines contribution to the overall business and how do you communicate and work with them?
Week1:  Geology
1.Overview of geology
Geologic time scale Earth structure Plate tectonics The three main rock types Sedimentary basin Basin classification Petroleum classifications Origin of petroleum Hydrocarbon “kitchen” 2.Structural geology Rocks stress and strain Elastic deformation Brittle deformation Classification of structures
3.Reservoir architecture
Geological cycles Sedimentology Clastics Carbonates
Textures
Diagenesis
Class exercise
Week 2:  Geology and Geophysics
1.Pore system
Porosity Pore space within the rock Idealized calculations
Types of porosity
Influencing factors
Secondary porosity
Typical range
Permeability What is permeability?
Influencing factors
Secondary permeability
Typical range
Net to gross (NTG) What is it?
Class exercise
What is the role of an exploration geologist?
What is the role of a production geologist? What is the role of a wellsite geologist? Fundamental of geophysics Nature of geophysics
Role of geophysics in E&P business
What do we get from geophysical data
Geophysical methods: Seismic; Gravity, Magnetic and Electric and the use of those methods in E&P business.
Role of professional software in helping analysis geophysical data (optional)
Week 3:  Geophysics Continue
1.Seismic Acquisition
Land seismic acquisition
Seismic sources: dynamic and Vibrators
Acquisition design
Geophones and arrays
Land operation
Marine seismic
Marine sources: airguns and water guns
Seismic recording
Hydrophones and streamers
Overview of Seismic acquisition parameters
Marine operation
2.Seismic Processing: Data condition and Imaging
Overview of processing workflows
Near surface correction
Noise attenuation
Multiple attenuation
Deconvolution
NMO correction
Velocity and velocity analysis
Migration
Time and depth Imaging
Velocity modelling
Seismic Illumination
3.Seismic Interpretation
Trap definition
Seismic interpretation workflow
Synthetic seismograms
Fault and horizon interpretation
Structural mapping and contouring
Amplitude and DHI
Attributes, AVO and Inversion
Case Study Land
Marine
4D Seismic in reservoir management
Class exercise Horizon and fault interpretation
Mapping
Lead/Prospect identification
Well location selection
Shallow gas hazard (optional)
All professionals who work in the Oil & Gas industry.  Management from outside of Geology and Geophysics who make decisions in these areas