Upscaling Fault Flow Properties for Evaluation of Cross-Fault Flow

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ABSTRACT: Sandstone and Shale Compaction Curves Derived from Sonic and Gamma Ray Logs in Offshore Wells, North Slope, AlaskaCParameters for Basin Modeling; #90013 (2003)

E. L. Rowan, D. O. Hayba, P. H. Nelson, W. M. Burns, D. W. Houseknecht

Search and Discovery.com

... for sand/shale mixtures (0.15 < Vsh < 0.85) are reasonably well represented by harmonic averages of porosities from our endmember curves...

Estimating Reservoir Permeability through Small-Scale Geological Heterogeneity Modelling and Upscaling: Methodology and Case Studies

Renjun Wen

Search and Discovery.com

... of non-uniform sample location and sample size. Simple averaging (e.g., harmonic and arithmetic) of core plug data and well log data does not result...

Accelerometer vs. Geophone Response: A Field Case History

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... to what the simple harmonic oscillator model would predict, then it should be straightforward to calculate an equivalent output in any domain desired...

Abstracts: Synthetic Microseismic Files; #90173 (2015)

J. Wong, P. M. Manning, L. Han, and J. B. Bancroft

Search and Discovery.com

... as well as direct and head wave arrivals, but they do not include effects due to anisotropy. Gaussian and harmonic noise are added to the synthetic...

Abstract: Reservoir Characterization of Bioturbated Tight Gas Reservoirs; #90224 (2015)

Greg M Baniak, Murray K. Gingras, and S. George Pemberton

Search and Discovery.com

... revealed that bulk reservoir permeability is best estimated using the harmonic and geometric mean in scenarios where burrow-associated dolomite is minimal...

Abstract: Sensing Seismic Signal in OBN without Equipment Artefacts with the 3rd Generation of MEMS; #91204 (2023)

Nicolas Tellier, Stephane Laroche, Philippe Herrmann

Search and Discovery.com

..., and the harmonic distortion (-90 dB) is much lower than that of geophones (-62 dB). As individual MEMS can detect the gravity vector, the integration...

Advances in Vibroseis Technology Enhance Low-Frequency Recording and Provide Significant Operational Benefits, #41736 (2015).

Charles J. Criss

Search and Discovery.com

... Hz Courtesy of Harmonic Distortion Reduction Control Frequency-Time plot of weighted-sum ground force using linear sweep from 1 to 21 Hz in 10s...

Seismic Interferometry, A Novel Exploration Tool, by Stan Sansone; #90040 (2005)

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Production Histories: Part 9. Production Engineering Methods

Brent Hale

AAPG Special Volumes

... reserves to the rate change over the life of the well and to the constant percent decline rate for the well. Harmonic and Hyperbolic Decline Harmonic...

Abstract: An Introduction to Permeability Averaging and the Effects of Scale on the Permeability of Heterogeneous Rocks, by James W. Jennings; #120034 (2012)

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The Earths radial conductivity model derived from the latest CSES and Swarm satellite data

Mingquan Lai, Xiuyan Ren, Changchun Yin, Yunhe Liu, Bo Zhang, Yang Su

International Meeting for Applied Geoscience and Energy (IMAGE)

... a single spherical harmonic function Y10  cos  (Banks & Ainsworth, 1992), where  represents the geomagnetic colatitude. Above the Earth's surface...

Differentiating Sediments from Different Sources in the Gulf Basin by Grain Shape Analysis: An Example from Late Pleistocene-Holocene Sediments of the Northwestern Gulf of Mexico Continental Shelf

K.D. Withers , Jim Mazzulo

GCAGS Transactions

... of the two provinces also differ. Rio Grande Province sands contain on the average 59% of the assemblage associated with the Highland Source Terrance...

Characterization of Alluvial Sources in the Owens Valley of Eastern California Using Fourier Shape Analysis

J. L. Wagoner, J. L. Younker

Journal of Sedimentary Research (SEPM)

... by the average radius of the grain, so that shape comparisons could be made, independent of size. RESULTS The geologic setting and design of this study were...

Orientation Distribution Patterns of Graptolite Rhabdosomes from Ordovician Sediments in Central Victoria, Australia

Noel W. Schleiger

Journal of Sedimentary Research (SEPM)

..., calculations for X2 being for 11 degrees of freedom. Thus, if the random hypothesis is abandoned, a new harmonic hypothesis of the form: f() = [n]/[12...

Integrated Quantitative Stratigraphy of the Cenomanian-Turonian Bridge Creek Limestone Member Using Evolutive Harmonic Analysis and Stratigraphic Modeling

Stephen R. Meyers , Bradley B. Sageman , Linda A. Hinnov

Journal of Sedimentary Research (SEPM)

...Integrated Quantitative Stratigraphy of the Cenomanian-Turonian Bridge Creek Limestone Member Using Evolutive Harmonic Analysis and Stratigraphic...

Stochastic Analysis of Monthly Precipitation Data in Alabama

Emmanuel E. Udoh, Nosa O. Egiebor, Kafui Nyavor

GCAGS Transactions

... in the average value of the time series with respect to time. For the hydrological time series, linear trend is adequate and it can be approximated...

ABSTRACT: Discrimination of Maceral Composition in Crushed Coals by Fourier Grain Shape Analysis and Digitized Grain Outline Analysis

Arthur D. Cohen, Robert Ehrlich, John B. Ferm, Christopher Prince

The Society for Organic Petrology (TSOP)

.... The second grain shape analysis procedure utilized Fourier series analySIS in polar form. As utilized here, the series consisted of 23 measures ("harmonic...

An Occurrence of "Brick Pattern" Oscillatory Ripple Marks at Mono Lake, California

Paul D. Komar

Journal of Sedimentary Research (SEPM)

... the harmonic motion of the near-bottom water that is produced by waves. The ripple marks so generated appeared to conform well with those formed in a wave...

Study of Upscaling Permeability from Thin Sections Using 3D Pore Space Image and Pore Network Modeling (Geology Poster 24)

Luluan A. Lubis, Zuhar Zahir Tuan Harith

Geological Society of Malaysia (GSM)

... (horizontal) direction, while the geometric or harmonic mean is used to average permeability perpendecular to the bedding. CONCLUSIONS Keehm et al., (2006...

Provenance and Areal Distribution of Late Pleistocene and Holocene Quartz Sand on the Southern New England Continental Shelf

Jim Mazzullo, Robert Ehrlich, Mary Anne Hemming

Journal of Sedimentary Research (SEPM)

... hundred ten surface grab samples, taken at an average spacing of 15 km, were provided for this study by the Woods Hole Oceanographic Institution...

Abstract: Time-Frequency Polarization Analysis and Filtering; #90211 (2015)

Robert Pinnegar

Search and Discovery.com

... a vertically oriented, one-dimensional harmonic oscillator. When the radial and transverse components are similarly decomposed, each frequency...

Fracture Geometry Measurements by Analyzing Multiwell Communications

Sofya Sizova, Roman Korkin

Unconventional Resources Technology Conference (URTEC)

... is detected at the offset well is described by (5) This equation describes each harmonic contribution to an offset well pressure signal calculated from...

Computer Utilization of Type Curve for Forecasting Production Performance

A. Partakoesoema, Djumero S.

Indonesian Petroleum Association

... their use. Three common types of decline curves are constant percentage decline or exponential decline, hyperbolic decline and harmonic decline...

Quartz Provenance Changes Through Time: Examples from Two South Carolina Barrier Islands

M. M. Smith, R. Ehrlich, R. Ramirez de Arellano

Journal of Sedimentary Research (SEPM)

... (Ehrlich and Chin 1980). Each harmonic amplitude represents the relative contribution to the empiric shape of a characteristic shape component. Elongation...