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L01 Introduction to Petroleum and Energy Geomechanics
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Classroom Contents
Reservoir Geomechanics - Fall 2020
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- 1 L01 Introduction to Petroleum and Energy Geomechanics
- 2 L02 Lithostatic (total vertical) stress onshore and offshore
- 3 L03 Vertical stress combining logging and deviation survey files
- 4 L04 Overpressure in sedimentary basins
- 5 L05 Horizontal stresses, stress regimes and impact on hydraulic fracture geometry
- 6 L06 The stress tensor and stress equilibrium
- 7 L07 Kinematic equations: relationship between strains and displacements
- 8 L08 Constitutive equations: 3D Hooke's law (linear isotropic)
- 9 Lab1 Rock Young's modulus E and unconfined compression strength UCS
- 10 L09 Calculation of horizontal stress according to linear (isotropic) elasticity
- 11 L10 Uniaxial pore volume compressibility from linear elasticity
- 12 L11 Navier's linear isotropic elasticity equation
- 13 L12 Real rocks: elastic anisotropy, permanent and time-dependent deformation, pressure/thermal loads
- 14 L13 Rock strength: influence of rock microstructure, process zone size, and loading time
- 15 L14 Rock tensile strength
- 16 L15 Frictional shear strength of uncemented sands and fractured rock
- 17 L16 Unconfined and confined shear strength: UCS, cohesive strength, and friction parameters
- 18 Lab 2 Rock tensile strength: Brazilian test
- 19 L17 Compression failure, pore collapse and summary of failure types
- 20 L18 Strength anisotropy
- 21 L19 Deformation beyond the elastic point and failure mechanisms
- 22 Lab 3 Triaxial Loading Test
- 23 L20 Fault mapping: strike, dip, stereonets and geological maps
- 24 L21 Fault genesis and ideal orientation
- 25 L0402b 3D Mohr circle and stress projection on a plane in 3D
- 26 L0407b Applications: shear fracture permeability, limits on in-situ stresses and fault reactivation
- 27 L0409b Wellbore stability: mud weight, filter cake, and stresses around a wellbore (Kirsch solution)
- 28 L0414a Wellbore breakouts
- 29 L0414b Drilling-induced tensile fractures
- 30 L0416 The mud window and casing setting depth
- 31 L0421a Mechanical stability of deviated wellbores
- 32 L0423a Wellbore stability: Thermal, chemical, and leak-off effects
- 33 L0423b Wellbore stability: rock strength anisotropy and low fracture gradient in depleted formations
- 34 L0429a Fluid-driven fractures in nature
- 35 L0429b Hydraulic fractures in well testing
- 36 L0429c Well testing problems: LOT, FCP, DFIT, and SRT
- 37 L0430 Hydraulic fracture design and modeling: introduction
- 38 Understanding fracture mechanics with bamboo chopsticks
- 39 L0505a 1D geomechanical models, stress logs and hydraulic fracture height
- 40 L0505 Building a stress log from a sonic+density logs, and hydraulic fracture with PKN solution
- 41 L0507a Multistage Hydraulic Fracturing, microseismicity, and fracture swarms
- 42 L0507b Fracturing pressure problem and microseismicity interpretation
- 43 L22 Reservoir depletion: subsidence and change of stresses
- 44 Hydraulic Fracturing in Gelatin
