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Physics of the oil and gas production (2012 Final)
description of common misunderstanding about oil production and how it actually stored underground in porous medium in tiny void space
analogy between oil flow from from beneath surface of Earth and pushing sponge filled with water
schematic diagram of oil produced with well drilled bellow impermeable rocks into porous medium
description of meaning of porosity with model of identical balls stacked in cubic order
problem about porosity of system made of identical spherical grains with cubic stacking
description of modeling assumptions for flow behaviour inside tube with internal viscous forces
problem about velocity distribution of fluid inside tube due to viscous friction
definition of Poiseuille's equation for flow of viscous fluid inside tube with given pressure drop and dimensions of tube
problem about derivation of coefficient in Poiseuille's equation for flow of viscous fluid in cylindrical tube
theory of modeling fluid flow in porous medium with Darcy's law with stating main assumptions and relationship between porosity and permeability
problem about permeability of system with identical spherical grains stacked in cubic lattice with given relationship based on Poiseuille's law
modeling rock properties for not uniform composite sample with flow of incompressible fluid at given rate
problem about pressure at boundary between two difference porous rocks with given permeabilities and linear sizes
problem about effective permeability of composite sample with two rocks with different permeabilities and linear sizes
description of simplified model of porous reservoir filled with viscous oil and vertical well
problem about estimating oil velocity inside well of given radius and velocity near wellbore in cylindrical reservoir
assumptions used for modeling pressure distribution around vertical well in cylindrical reservoir with constant pressure at outer boundary
calculation of pressure drop for oil flow in vertical well drilled in reservoir with homogeneous properties and constant pressure at boundary
problem about pressure distribution in cylindrical reservoir as function of distance from vertical well
assumptions used in modelling of oil flow into horizontal well with given rock compressibility and average reservoir pressure
problem about oil flow rate as function of time for horizontal well with given rock compressibility viscosity and reservoir dimensions
problem about time needed to deplete oil reservoir by half with horizontal well
context about predictions of reservoir performance with analogies to electric circuits
problem about analogy between oil production from reservoir with horizontal well and electric circuit
definition of compressibility as derivative of volume by pressure at constant temperature
problem about derivation of compressibility for ideal gas as function of pressure
assumptions used for modeling oil flow in naturally fractured reservoirs with definition of shape factor
problem about pressure distribution inside permeable cube and fracture around it during flow of visous oil
problem about estimation of shape factor for cube of given side
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