Oilfield

Oilfield

Oilfield refers to a region with an abundance of oil wells extracting petroleum from below the ground.

Contributors in Oilfield

Oilfield

The axis along which the data in n-dimensional space is primarily distributed. In two dimensions, the first principal axis is the semimajor axis of the ellipse that best fits the data set. Multiple ...

logarithmic mean

Oil & gas; Oilfield

The average value of a set of measurements, calculated by taking the logarithms of the measurements, finding the arithmetic average of the logarithms and then taking the antilogarithm of the average.

shale baseline

Oil & gas; Oilfield

The average reading of the spontaneous potential (SP) log opposite the shale layers in a well. Opposite shales, the SP is relatively constant and changes only slowly with depth. This is the shale ...

interpolation

Oil & gas; Oilfield

The assignment of values to points intermediate to two data points. Linear interpolation plots values along a straight line between the values of the two nearest data points. Other interpolation ...

levelwind

Oil & gas; Oilfield

The assembly on a coiled tubing reel that guides the tubing string onto the drum. Accurate spooling is necessary to avoid damaging the tubing and to ensure that the entire string can be run and ...

pump manifold

Oil & gas; Oilfield

The arrangement of lines and valves used to direct and control fluid on a pumping unit. The manifold on the pump suction is generally known as the inlet or low-pressure manifold. The corresponding ...

damaged zone

Oil & gas; Oilfield

The area surrounding the wellbore that has been harmed by the drilling process, generally as a result of mud or cement-filtrate invasion. Near-wellbore damage can significantly affect productivity ...