Download PDF by Nnaemeka Ezekwe: Petroleum Reservoir Engineering Practice


By Nnaemeka Ezekwe

ISBN-10: 0137152833

ISBN-13: 9780137152834

The whole, updated, functional consultant to trendy Petroleum Reservoir Engineering it is a entire, updated consultant to the perform of petroleum reservoir engineering, written via one of many world’s such a lot skilled execs. Dr. Nnaemeka Ezekwe covers subject matters starting from uncomplicated to complicated, specializes in at the moment appropriate practices and smooth thoughts, and illuminates key thoughts with life like case histories drawn from a long time of engaged on petroleum reservoirs world wide.   Dr. Ezekwe starts through discussing the assets and functions of easy rock and fluid houses information. subsequent, he exhibits find out how to expect PVT houses of reservoir fluids from correlations and equations of country, and offers middle ideas and methods of reservoir engineering. utilizing case histories, he illustrates useful diagnostic research of reservoir functionality, covers necessities of brief good try out research, and offers best secondary and more suitable oil restoration tools.   Readers will locate sensible insurance of experience-based methods for geologic modeling, reservoir characterization, and reservoir simulation. Dr. Ezekwe concludes via offering a suite of easy, functional rules for more advantageous administration of petroleum reservoirs.   With Petroleum Reservoir Engineering perform readers will learn how to •  Use the overall fabric stability equation for easy reservoir research •  practice volumetric and graphical calculations of gasoline or oil reserves •  study strain transients exams of standard wells, hydraulically fractured wells, and of course fractured reservoirs •  practice waterflooding, gasflooding, and different secondary restoration tools •  monitor reservoirs for EOR approaches, and enforce pilot and field-wide EOR initiatives. •  Use sensible systems to construct and symbolize geologic versions, and behavior reservoir simulation •  enhance reservoir administration recommendations according to useful rules   all through, Dr. Ezekwe combines thorough insurance of analytical calculations and reservoir modeling as strong instruments that may be utilized jointly on so much reservoir analyses. every one subject is gifted concisely and is supported with copious examples and references. the result's a terrific guide for working towards  engineers, scientists, and managers—and an entire textbook for petroleum engineering scholars.

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Extra resources for Petroleum Reservoir Engineering Practice

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1. 2. 7. 5 are based on two-phase systems. However, in many reservoirs, the flow of three phases (oil, water, and gas) is present during primary, secondary, and enhanced oil recovery processes. The simultaneous flow of three phases requires the use of three-phase relative permeability data to represent fluid flow in the reservoir. Three-phase relative permeability data are usually not measured in the laboratory because there are expensive, tedious, and in some cases impractical. The current accepted engineering practice for prediction of three-phase relative permeability is based on empirical models.

The critical gas saturation, Sgc, is the level of gas saturation at which gas starts to flow in the reservoir. 5. However, many distributions of the fluid are possible at the same saturation level, depending on the wettability and the direction of saturation changes (or saturation history) of the porous media. 5 Sg Gas-oil relative permeability curves. 4 Sources of Relative Permeability Data for drainage displacements (decrease in saturation of the wetting phase) are usually different from permeability data measured for imbibition displacement (increase in saturation of the wetting phase).

In Eq. 4), krg = relative permeability of the porous medium to gas; and kg = effective permeability of the porous medium to gas. Absolute permeability is measured in a laboratory by flowing a fluid of known viscosity through a core sample from a porous medium while measuring the flow rates and pressure differences across the core sample. The core sample must be totally saturated (100%) with the fluid. By definition, any fluid can be used to measure absolute permeability. In practice, absolute permeability is measured by flowing air through a core sample that has been completely dried.

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Petroleum Reservoir Engineering Practice by Nnaemeka Ezekwe

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