دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a device installed in a line, which, when closed, stops flow in the line and, when open, allows flow.

n: a tank ship capable of navigating shallow ports, usually 30,000- 70,000 dead weight tons (27,216-63,504 dead weight tonnes). It shuttles between anchored large vessels and port.

n: an offset heavy-wall sub in the production string for placing gas lift valves, and so on.

a short, full diameter passage tubing sub with a pocket reachable from the inside where gas lift valves or chemical injection valves can be placed by wireline.

n: a tray, installed in an absorber tower or fractionating column, that is similar to a bubble-cap tray, except that it has only holes but no bubble caps through it. This type of tray is more efficient than the bubblecap tray or the valve tray and less expensive than either;however, it does not operate properly over a wide range of flow rates.

following from Hsaio’s work, SPE 16927. abcdefghijklmnopq

n: information about a variable that can be transmitted.

a desiccant for removal of water vapor from gas.

n: modified version of flanged fitting. Flange bolts are replaced with a single chamber that holds the plate.

n: a graphic mathematical representation of the wave form of alternating current or voltage.