دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a mathematical means of approximating the small quantities of liquid and solid cargo and free water on board before a vessel is loaded and after its cargo is discharged, based on cargo compartment dimensions and vessel trim. It is used only when a wedge exists and when the liquid does not touch all bulkheads.

n: wire rope fittings wherein the rope end is secured by a wedge.

n pi: pre-calculated ships tables based on the wedge formula and displayed in much the same way as the ships innage/ullage tables. Used for small quantities when the liquid does not touch all bulkheads.

n: shortened form of boll weevil. See boll weevil.

an inexperienced worker.

see Wireline Entry Guide.

n: a device for determining either the mass or the weight of a body, depending on the apparatus and procedure employed.

n: 1. in mud terminology, refers to the density of a drilling fluid. 2. of a measurement, expresses degree of confidence in result of measurement of a certain quantity compared with result of another measurement of the same quantity.

the weight of a particular tubing size, grade and weight on a weight per pound basis. Includes the weight of the coupling.

n: see sinker bar. Also called stem.

same as a weight stem, a bar used mainly to add weight in a wireline BHA.