Petrophysics is the study of the physical and chemical properties of rocks and their interactions with fluids. It is an interdisciplinary field that combines geology, physics, chemistry, and engineering to analyze and interpret data related to the behavior of rocks and fluids in subsurface environments, such as oil and gas reservoirs. Petrophysicists use various tools and techniques, such as well logging, core analysis, and laboratory experiments, to obtain information on the properties of rocks, such as porosity, permeability, mineralogy, and fluid saturation. This information is then used to develop models and simulations to predict the behavior of subsurface reservoirs and optimize the recovery of hydrocarbons. Petrophysics is an important aspect of petroleum exploration and production, but it also has applications in other fields, such as geothermal energy and environmental remediation.
Learning Objectives After completing this topic “Log Analysis of Low Resistivity and Low Contrast Pays“, you will be able to: Be conversant with the key parameters used in the petrophysical interpretation of low resistivity, laminated shaly sandstones. Describe the main methodologies and equations used in low resistivity shaly sandstone log …
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- Describe the limitations of the basic, conventional logging tools for evaluating low resistivity and low contrast pay. - Be conversant with specialized logging tools used for evaluating low resistivity and low contrast pay.
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Formation Anisotropy: A formation is considered to be anisotropic when the magnitude of a vector measurement of a given property changes with
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Cation Exchange Capacity and Irreducible Water Saturation: after completing this topic, you will be able to: - Define cation exchange capacity (CEC). - Summarize how the properties of clays affect the CEC.
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After completing this course, you will be able to: - Define clays and shales. - Describe how clays are classified...
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Learning Objectives After completing this topic “Low Resistivity and Low Contrast Pay“, you will be able to: Summarize the causes of historical limitations of low resistivity and low contrast pay interpretation. Be conversant with the advances in well logging tools and interpretation. Categorize the mineralogical causes of low resistivity and …
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Learning and Competence Level Objectives After completing this topic “Gamma Ray Logs”, you will be able to: Discuss the principles of natural gamma rays and gamma ray radiation. Summarize the interpretation applications of LWD and wireline gamma ray logs. Verify gamma ray log data acquisition for quality control and standard …
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Horizontal drilling technology has come a long way since the mid-1980’s. With the advent of Measurement While Drilling (MWD) and Logging While Drilling (LWD) tools in ...
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The tools used to quantitatively evaluate flow volumes downhole are the radioactive tracer/gamma ray and the flowmeter. The radioactive techniques are used mostly ...
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Welcome to this topic on Production Logging of Multiphase Flow in Horizontal Wells. In this topic, we will describe : Differences between multiphase flow in horizontal and ...
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