Download Rock Quality, Seismic Velocity, Attenuation and Anisotropy PDF EPUB
Author: Author
Pages: 756
Size: 2.357,80 Kb
Publication Date: October 31,2006
Category: Seismic Design
Seismic measurements consider many forms, and appearance to get a universal function in the planet earth Sciences. They will be the means for most quickly and economically interpreting what lies under the visible surface area. There are huge financial benefits and losses to be produced when interpreting the shallow crust or subsurface even more, or much less accurately, as the case could be.
This publication describes seismic behaviour at many scales and from several areas in geophysics, tectonophysics and rock physics, and from civil, mining and petroleum engineering. Addressing key products for improved knowledge of seismic behaviour, it frequently interprets seismic measurements in rock mechanics conditions, with particular focus on the reason for attenuation, its inverse seismic quality, and the anisotropy of fracture compliances and stiffnesses.Â
Examined behaviour stretches over 10 orders of magnitude, from micro-crack compliance in laboratory testing to cross-continent attenuation. Between these extremes lie seismic investigation of rock joints, boreholes, block testing, dam and bridge foundations, quarry blasting, canal excavations, hydropower and transport tunnels, machine bored TBM tunnels, sub-ocean sediment and mid-sea ridge measurements, where in fact the emphasis is usually on velocity-depth-age versions.
In the afterwards chapters, there exists a general focus on deeper, higher tension, larger level applications of seismic, such as for example shear-wave splitting for interpreting the attenuation, anisotropy and orientation of permeable ‘open up’ fracture models in petroleum reservoirs, and the 4D seismic ramifications of water-flood, oil creation and compaction. Attenuation of earthquake coda-waves can be treated, which includes in-well measurements. The dispersive or rate of recurrence dependence of all seismic measurements and their reliance on fracture sizes and fracture density is certainly emphasized. The chance that shear displacement could be required to clarify permeability at depth is normally quantified.
It’ll be particularly highly relevant to geophysicists, engineering geologists and geologists who are involved in the interpretation of seismic measurements in rock and petroleum engineering. Which includes a chapter of conclusions and a thorough subject index, it really is a distinctive reference work for experts, experts, university teachers and college students working in the areas of geophysics, civil, mining and petroleum engineering. This reserve is cross-disciplinary, nonmathematical and phenomenological in character, containing an abundance of numbers and a wide overview of the literature from many areas in the planet earth Sciences.