Petrophysics and Geochemistry

4.

Geochemistry and Properties of Formation Fluids

4.1.

Formation Water Chemistry

4.1.1.

Salinity and Total Dissolved Solids

4.1.2.

Major Ion Composition

4.1.2.1.

4.1.2.2.

4.1.2.3.

4.1.2.4.

4.1.2.5.

4.1.2.6.

4.1.3.

Minor and Trace Elements

4.1.4.

Water Resistivity

4.1.5.

pH and Alkalinity

4.1.6.

Isotopic Composition of Water

4.1.6.1.

δ¹⁸O Values

4.1.6.2.

4.1.6.3.

Tritium Content

4.1.7.

Geochemical Evolution of Formation Water

4.1.7.1.

4.1.7.2.

4.1.7.3.

Diagenetic Water

4.1.8.

Water-Rock Interaction Processes

4.2.

Hydrocarbon Composition and Properties

4.2.1.

4.2.1.1.

Hydrocarbon Composition

4.2.1.1.1.

4.2.1.1.2.

4.2.1.1.3.

4.2.1.1.4.

4.2.1.2.

Physical Properties

4.2.1.2.1.

Density and API Gravity

4.2.1.2.2.

4.2.1.2.3.

4.2.1.3.

Chemical Properties

4.2.1.3.1.

4.2.1.3.2.

Nitrogen Content

4.2.1.3.3.

4.2.2.

4.2.2.1.

4.2.2.1.1.

4.2.2.1.2.

4.2.2.1.3.

4.2.2.1.4.

4.2.2.1.5.

Heavier Hydrocarbons

4.2.2.2.

Gas Classification

4.2.2.2.1.

4.2.2.2.2.

4.2.2.2.3.

4.2.2.2.4.

4.2.2.3.

Physical Properties

4.2.2.3.1.

4.2.2.3.2.

4.2.2.4.

4.2.2.5.

4.2.2.5.1.

4.2.2.5.2.

Hydrogen Sulfide

4.2.2.5.3.

4.2.2.5.4.

4.3.

Pressure-Volume-Temperature Properties

4.3.1.

Phase Behavior Fundamentals

4.3.2.

Critical Properties

4.3.2.1.

Bubble Point Pressure

4.3.2.2.

Dew Point Pressure

4.3.2.3.

Critical Temperature

4.3.2.4.

Critical Pressure

4.3.3.

Formation Volume Factors

4.3.3.1.

Oil Formation Volume Factor

4.3.3.2.

Gas Formation Volume Factor

4.3.4.

Solution Gas-Oil Ratio

4.3.5.

Compressibility

4.3.5.1.

Oil Compressibility

4.3.5.2.

Gas Compressibility

4.3.5.3.

Water Compressibility

4.3.6.

Laboratory PVT Analysis

4.3.6.1.

Constant Composition Expansion

4.3.6.2.

Differential Liberation

4.3.6.3.

Separator Tests

4.3.7.

Equations of State

4.3.7.1.

4.3.7.2.

Soave-Redlich-Kwong

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3. Geochemical Composition of Reservoir Rocks

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5. Diagenesis and Fluid-Rock Interaction