دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

(abs) adj: independent or unlimited, such as an absolute condition, or completely unadulterated, such as alcohol.

n: a procedure whereby a product may be subjected to intensified but controlled conditions of heat, pressure, radiation, or other variables to produce, in a short time, the effects of long- time storage or use under normal conditions.

prep: over. The term usually relates conditions of fluid flow 00 me side of a piece of equipment to conditions on the opposite side (e.g., a pressure drop across a separator).

n: 1. in general, a substance added in small amounts to a larger amount of another substance to change some characteristic of the latter. In the oil industry, additives are used in lubricating oil, fuel, drilling mud, and cement. 2. in cementing, a substance added to cement to change its characteristics to satisfy specific conditions in die well. A cement additive may work as an accelerator, retarder, dispersant, or other reactant.

n: The agent put into the drilling fluid in order to change some performances of the drilling fluid or slurry.

a compound incorporated into a gas, liquid, or solid system to alter the properties for a particular purpose.

n: The process that various drilling fluid samples react totally in the certain condition through a period.

n: The time when the samples totally react in the certain condition.

n: the distance from the normal level of the sea surface to the bottom of the hull or base of an offshore drilling platform or rig.

n: The distance from normal sea level to drill platform when marine drilling.

the clearance between the highest water surface that occurs during the extreme environmental conditions and the underside of the deck.

n: a warning device triggered by the presence of abnormal conditions in a machine or system. For example, a lowwater alarm automatically signals when the water level in a vessel falls below its preset minimum. Offshore, alarms are used to warn personnel of dangerous or unusual conditions, such as fires and escaping gases.

preset value of a monitored parameter at which an alarm is actuated to warn of a condition that requires corrective action.

n: The drilling fluid filtrate reducer of amylum derivant that amylum reacts with alkyl sulfate in the alcaline condition.