... on wave propagation. Comparisons with ultrasonic experimental data indicate that the reformulated model provides a better description of the wave properties than Dvorkin (1995) model. reservoir characterization pore squirt-flow theoretical model wave propagation dvorkin applied geoscience...

... experimental data were applied and the corresponding important logging technologies to indicate the pore model was established by multiple statistical regression structure of reservoirs (Hofman et al., 1999). Inspired by method. Resistivity index is successfully predicted by T2 Hofman s work, some scholars...

... strength poisson strength fracture determination brittleness seg international exposition correlation experimental data reservoir characterization hydraulic fracturing rickman fracture toughness propagation upstream oil & gas crossplot favorable zone shale gas brittleness index...

... Session Start Time: 1:50 PM Presentation Start Time: 1:50 PM Location: Poster Station 1 Presentation Type: Poster upstream oil & gas velocity dispersion dispersion pore structure experimental data reservoir characterization bulk modulus tight sandstone crack porosity annual...

..., October 18, 2018 Start Time: 8:30:00 AM Location: 210C (Anaheim Convention Center) Presentation Type: Oral fracture seismicity turuntaev rate-state equation fluid injection experimental data injection earthquake variation simulation of human behavior annual meeting numerical...

... ABSTRACT Conceptually, geostatistical seismic inversion methodologies assume that the original well-log data is used as hard-data, i.e. experimental data, without considering any associated uncertainty, e.g. measurement errors form the logging tool. During drilling, it is common that some...

... equations and to interpret experimental data of the sample C-26 from Waxman and Smits (1968) paper. The same job has been done by Lima et al. (1995), using the grid search method by minimizing the chi-square error (Bevington, 1969) with a relative RMS error 10.11% for Bussian model and 14.03% for Mixture...

... characterization reservoir characterization texture grainstone velocity crossplot albian carbonate seg houston 2013 carbonate reservoir experimental data crossplot complex reservoir Petrophysical, mineralogical and P wave velocity characterization of Albian carbonates from Campos basin, Brazil Nathaly...

..., the pressure at that boundary was dropped. Pore pressures and acoustic emission (AE) were registered by the sensors located at the sample ends. It was found by pore pressure diffusion equation numerical solution in comparison with experimental data that permeability is high immediately after the pore pressure...

... from 40 to 100°C, pressure from 20 to 100MPa, and GOR up to 300L/L. Based on experimental data, preliminary velocity and density models for oil-HC-CO 2 miscible mixture are proposed. pressure condition houston jiajin liu density property co 2 miscible mixture de-hua han oil-hc-co2 miscible...

... in laboratory experiments. In the experiments, pore pressure as well as acoustic emission AE (which corresponds to microseismic emission in real scale) was measured at several points of a long cell. The permeability variation was estimated with the help of equation (1) and experimental data on pore pressure...

... is the picture of one set of models. experimental data seg seg denver 2010 amplitude aperture wave attenuation reservoir characterization fractured model fracture parameter china university wei anisotropy crack density fracture diameter upstream oil & gas attenuation wave velocity...

... suitable rock-physics model for a given dataset and then reduce the non-uniqueness of the reservoir characterization problem. We use an inversion strategy (Johansen et al., 2004) to asses distinctive rock physics models for clay-sand mixtures when calibrating to experimental data. Introduction...

... and experiments without gravel pack. In this study we attempt a more systematic analysis of tube-wave signatures based on experimental data in gravel-packed completions with realistic wire-wrapped sand screens. We also attempt to generalize our simple analytical model to describe these signatures taking...

... variation reservoir characterization waterflooding experiment temporal behavior experimental data Temporal behavior of microseismmicity as a characteristic of local pore pressure change. S.B. Turuntaev*, E.V. Zenchenko, E.I. Eremeeva, Institute for Dynamics of Geospheres Russian Academy of Sciences...

... mechanical compaction of unconsolidated sandstones. The proposed model has been tested on two different experimental data sets. It provides a reasonable fit to observed P- and S-wave velocities, and specifically improves shear-wave predictions. Introduction Understanding seismic velocities...

... property upstream oil & gas mpa temperature increase high pressure range velocity measurement seg houston 2009 pressure range solid line supercritical fluid experimental data high temperature critical point low temperature low pressure range reservoir characterization wagner pressure...

... it is a good way finding the relation between damage factor and anisotropy to study the pressure induced anisotropy. We Our theoretical results show good agreement with experimental data. So we can expect the application of this method in the interpretation of the pressure induced anisotropy. Introduction...

... pore fluid viscosity bisq model national oceanography centre reservoir rock seismic monitoring sandstone attenuation fluid viscosity upstream oil & gas reservoir characterization fluid mobility seismic attenuation squirt flow length khz experimental data geophysics frequency...

... into account the interplay of the velocity and attenuation anisotropies, we develop the effective TI model of the attenuative fractured medium fitted to the experimental data. We derive formulas for the parameters e Q , d Q , and ? Q in terms of complex-valued weaknesses that relates these parameters...