Monday, April 18, 2011

Petroleum Goodies (2 new items)

Petroleum Goodies (2 new items)


Apparent Velocity

Posted: 18 Apr 2011 10:01 AM PDT

Apparent Velocity: the velocity of a wavefront in a particular path, normally calculated along a line of receivers and represented by va. Apparent velocity and velocity are associated by the cosine of the angle at which the wavefront approaches the receivers.

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Apparent Viscosity

Posted: 17 Apr 2011 04:01 PM PDT

Apparent Viscosity: The viscosity of a fluid calculated at a provided shear rate at a fixed temperature. In order for a viscosity measurement to be meaningful, the shear rate has to be stated or determined.

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