terramod basin modelling software demonstrationof thrust models
TRANSCRIPT
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TerraModTerraModTerraTerraModMod
Basin Modelling SoftwareBasin Modelling Software
Demonstration Demonstration of of
Thrust ModelsThrust Models
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TerraMod Thrust ModellingTerraMod Thrust Modelling
Event Type = ThrustEvent Type = Thrust Emplaces Older Layers on YoungerEmplaces Older Layers on Younger Define:Define:
Timing and Duration of ThrustingTiming and Duration of Thrusting Layers Cut Out by ThrustLayers Cut Out by Thrust Transient Heat Flow During ThrustingTransient Heat Flow During Thrusting
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Select Project: Thrusts
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Select Event Type
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Calibration Data are Vital for Accurate and Realistic
Models
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Thrust Emplacement
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PressurePressure
Simulation Calculates Detailed Simulation Calculates Detailed Transient Pressure HistoriesTransient Pressure Histories Review Excess Pressure with Depth Plot ‘Time-Review Excess Pressure with Depth Plot ‘Time-
Slices’Slices’ Excess Pressure Plots - Measure Supra-Normal & Excess Pressure Plots - Measure Supra-Normal &
Sub-Normal Pressures from Hydrostatic. Sub-Normal Pressures from Hydrostatic.
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Select Excess Pressure Plot Type
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Select Time-Slice to Plot
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No Excess Pressures Prior to Thrusting and Associated Rapid Sediment Loading
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Review Each Time Step for Development of Excess
Pressures Associated With Thrust Loading
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Slight Elevation of Pressures Above Hydrostatic
(Note Auto-Scaling on X-Axis)
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Development of Early Excess-Pressures From Rapid
Sediment Loading Ahead of Thrust Front
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Large Increase in Excess-Pressures (>30,000 kPa)
Associated With Emplacement of Thrust Sheet
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Excess-Pressures Decline to >5000 kPa
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Continued Declining of Excess-Pressures
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Declining Excess-Pressures Within 6 Myrs. After Thrust
Emplacement
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Increased Heating Rate and Peak Oil Generation Associated with Thrust
Emplacement
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Detailed Temperature History of Each Layer Tracked Through Time
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Porosities of Individual Layers are Tracked
Through Time
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