دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: compression of air or gas that exists when no heat is transferred between the air or gas and surrounding bodies (such as the cylinders and pistons in a compressor). It is characterised by an increase in temperature during compression and a decrease in temperature during expansion.

n: the expansion of a gas, vapour, or liquid stream from a higher pressure to a lower pressure with no change in enthalpy of the stream.

n: The wells drilled in the same area or conterminous area.

n: a choke in which the position of a conical needle, sleeve, or plate may be changed with respect to their seat to vary the rate of flow;may be manual or automatic. See choke.

n: A choke in which a conical needle and seat vary the rate of flow.

a pressure step-reduction choke that can be changed while actively flowing the well.

n: a sub run below a dual or triple packer to permit the correct space-out. See space-out.

n: the operation of bringing a measuring instrument, such as a meter, into a satisfactory state of performance and accuracy.