Overpressured Marine Sediments: The Thermomechanics of Progressive Burial

摘要

Partial Contents: Objective of research; Introduction; Equilibrium and the effective force concept; Experimental work-Compressibil1ty- Permeability and Heat conductivity; Experimental results (Compressibility, Unloading, Rate of Change of Strain Energy, Cohesion Pore Pressures . Permeability, Thermal Conductivity and Specific Heat of Sediment); Conservation of mass and Darcy's Law - Derivation of the progressive burial consolidation equation; Hydrostatic pressure - Depth relationship for interstitial salt water; Porosity-Depth relationship for normally consolidated formations at constant temperatures; Variation in pore water pressure in constant porosity formations; Equilibrium requirement for pore water pressure at interfaces; Thermodynamics of progressive burial of sediment; A practical application of research- Estimation of pore water pressure while drilling; Conclusions and recommendations; References.