Physical Processes in the Ocean: Part 2: Relation of Oceanography to Sedimentation: PART 2

R. H. Fleming, Roger Revelle

AAPG Special Volumes

... since the surface stress of the wind will be partially balanced by the shear of the vertical velocity gradient. Under nearly all conditions, however...

Lift Forces on Suspended Sediment Particles in Laminar Flow: Experiments and Sedimentological Interpretation: NOTES

John B. Southard

Journal of Sedimentary Research (SEPM)

... the surrounding fluid, producing a relative velocity (3) the velocity gradient in the undistributed flow away from the particle is not constant...

Seismic expressions of a Miocene prograding carbonate margin, Mut Basin, Turkey

Xavier Janson, Gregor P. Eberli, Florence Bonnaffe, Fabrice Gaumet, Vincent De Casanove

AAPG Bulletin

... the considered bed and facies interval. Lateral facies variations were modeled using a linear horizontal impedance gradient between each facies body within...

Environmental and Geophysical Interpretation of Heat-Flow Measurements in Black Sea: Structure

Albert Erickson , Gene Simmons

AAPG Special Volumes

... of measurements, the gradients within each set have nearly the same shape and magnitude. Local horizontal variations in the thermal gradient are unlikely...

Abstract: AVO Crossplotting I: Processing and Calibration Considerations; #90171 (2013)

Heath Pelletier

Search and Discovery.com

... a significant effect on the behavior of the data populations being interpreted in AVO crossplot space. Rotating intercept/gradient crossplot slopes (what Gidlow...

Lightning Analysis for Mapping Faults and Identifying Exploration Sweetspots

Search and Discovery.com

Abstract: Near-surface S-wave Velocity from an up Hole Survey using Explosive Sources; #90187 (2014)

Saul E. Guevara, Gary F. Margrave, and William M. Agudelo

Search and Discovery.com

... velocity model is shown below. The horizontal polarization of the event also corresponds to S-waves. The S-wave detected on the horizontal component...

Experimental Study on the Forming Conditions of Subaqueous Depositional Channels by Turbidity Currents

Bin Yu

Journal of Sedimentary Research (SEPM)

... gradient of the turbidity currents, the settling velocity of sediment, and the range of grain-sizes of the sediment in the turbidity currents were...

The Origins of Abnormal Fluid Pressures

Norman E. Smith, H. George Thomas

Houston Geological Society

... abnormal gradient in this case, not the most likely, because the differential should dissipate in geologic time. Table 1. Effect of a 2000-foot...

Dynamic Non-Darcy Flow Compositional Numerical Simulation for CO2 Huff-n-Puff Development in Tight Oil Reservoir

Qiong Wang, Rui zhong Jiang, Yong zheng Cui, Gewei Liu

Unconventional Resources Technology Conference (URTEC)

...—The dynamically continuous effect of gas injection on oil-phase flow velocity in each Huff-Puff cycle In this work, following the development of Jiang and Xu...

Full Wave Acoustic Logging: Some Examples

John W. Minear

Southeast Asia Petroleum Exploration Society (SEAPEX)

... in the structural framework of the formation also influence their effect on mechanical properties. Consequently clay minerals may affect velocity ratio differently...

Anisotropic Multi-Azimuthal Velocity Model Building and Depth Imaging on Tulip 3D Coil Shooting Survey

Michele Buia, Suyang Chen, Olga Zdraveva, Swee Leng Ng, Martin Bayly, Michelle Tham

Indonesian Petroleum Association

... this effect appears to be minimal. During depth velocity model building, the developing model was constantly monitored against geological knowledge...

Prestack inversion and amplitude variation with offset attributes as hydrocarbon indicators in carbonate rocks: A case study from the Illinois Basin

Jacob T. Murchek, Paul McColgan, Lindell C. Bridges, Ernest C. Hauser, and Doyle R. Watts

AAPG Bulletin

... with positive or no gradient correspond to nonproducing zones. Prestack inversion of data shows high impedance zones confirming the presence...

Abstract: Effect of Thermal Shock on P and S Wave Speeds in a Low-porosity Quartz Sandstone; #90174 (2014)

Wei Xie and Douglas R. Schmitt

Search and Discovery.com

... will focus on the effect of the 650℃ heating shock on the rock properties including the velocity and the elastic modulus. Further, based...

The Influence of Fault Permeability on Single-Phase Fluid Flow Near Fault-Sand Intersections: Results from Steady-State High-Resolution Models of Pressure-Driven Fluid Flow

Stephan K. Matthai , Stephen G. Roberts

AAPG Bulletin

... into the higher part of the stratigraphy, and the gradient in the salt is steep to the effect that vertical gradients above the salt in the north are near...

How to Make Velocity Corrections

John W. Daly

AAPG Bulletin

...How to Make Velocity Corrections John W. Daly 1944 615 628 28 5. (May) The fundamental assumptions in regard to velocity distribution and the effect...

Reservoir Characterisation Through Integrated AVO, AI and EI Inversion

Andy Furniss

Indonesian Petroleum Association

... incidence reflectivity and gradient sections. Prestack AVO inversion produces a series of AVO reflectivity volumes by separating out the P-wave...

Dynamics of Stream Flow and Environmental Control

Krishna K. Misra

Tulsa Geological Society

.... Velocity and Channel Characteristics. - Channel characteristics that affect the flow velocity of streams are its slope (gradient), size, shape, and bed...

Effects of Toe-Up Vs Toe-Down Wellbore Trajectories on Production Performance in the Cana Woodford

Sam Browning, Ram Jayakumar

Unconventional Resources Technology Conference (URTEC)

.... The advent of horizontal drilling, coupled with multi-stage transverse fracturing has allowed for the economic recovery of hydrocarbons. Recovery...

Torsion-Balance Survey of Esperson Salt Dome, Liberty County, Texas

Donald C. Barton

AAPG Bulletin

... at such a shallow depth that its lateral effect on the gradient is negligible within the areas of the present survey. The aver ge specific gravity of the salt...

Porosity Reduction in Sandstone by Quartz Overgrowth

Frederic Leder, Won C. Park

AAPG Bulletin

... be the filtration velocity, ^phgr the porosity, and v the interstitial velocity (= v/^phgr). If the pressure gradient and fluid viscosity are constant...

Hydromechanical Principles of Sediment Structure Formation

L.I. Briggs, G. V. Middleton

Special Publications of SEPM

... that for many fluids may be related to the velocity gradient by the equation I1 Thus the shear stress intensity is directly propor tional to the rate...

Distinguishing Fracture Conductivity and Fracture Flux: A Systematic Investigation of Individual Fracture Contribution to Well Productivity

Aaditya Khanal, Ruud Weijermars

Unconventional Resources Technology Conference (URTEC)

... views of pressure depletion in production bench with wellbore horizontal in image and transverse fractures sets spaced at 60 ft. b) pressure gradient...

Abstract: Estimation of the Quality Factor with Tomography Using the Complex Eikonal Equation; #90255 (2017)

Tatiana Espinosa, Carlos Piedrahita Escobar

Search and Discovery.com

... is an example of these media. Seismic images of geological structures underneath shallow gas often suffer from resolution degradation and the effect of amplitude...

Abstract: AVAZ Inversion for Fracture Orientation and Intensity: a Physical Modeling Study; #90187 (2014)

Faranak Mahmoudian and Gary F. Margrave

Search and Discovery.com

...). The effect of natural fractures, when seismic waves propagating through them, can be well described by a medium with transverse isotropy (TI). Particularly...