The interaction between the stages of a centrifugal compressor. When a multi-stage compressor is designed, each stage can operate at only one point its characteristic curve. The point is determine by the design conditions of temperature, flow and pressur ...

The meridian from which longitude is measured eastwards or westwards. The longitude of the prime meridian, passing through Greenwich, England, is 0

A schematic flow sheet showing all controls involved with the system.

The total pressure minus the static pressure in an air or gas stream.

An arc of a circle in which certain types of navigational lights known as sector lights are visible.

A dock line leading forward or aft, to prevent a vessel from moving ahead or astern. The after bow spring line is attached near the bow and runs aft, where it is attached to the dock. The forward quarter spring line is attached to the quarter of the boat, ...

A document confirming that recently-purchased insurance is in force. Used if a claim should be.

Purchase of shares without entitlement to current rights issues. This entitlement remains with the.

An adiabatic compression with no increase in entropy; a reversible-adiabatic compression.

Low or medium Btu content gas, composed mainly of carbon monoxide, nitrogen(2), and hydrogen(2) made by the gasification of wood or coal.

The approach to investing which aims to invest in fast-growing companies which are rapidly.

A commitment made by a person to be answerable for the debts or liabilities of.

Tools that operate by air pressure.

Said of a vessel that is firm, strong, and unlikely to develop leaks.

A belt and line or wire used to help a crew hike out beyond the edge of a boat to counteract the boat's heel. Usually used on small vessels for racing.

A tube inside a domestic water heater that distributes the cold water from the cold water supply line into the lower area of the water heater where heating occurs.

A semiconductor (photovoltaic) material composed of variously oriented, small, individual crystals.

(1) Clear, not tangled. (2) sailing free: a vessel is sailing free when her sheets are eased. (3) running free: to sail with the wind from astern.

The short aftermost raised deck of a vessel.

A recess into the keel or a framework fixed to the keelson in which the mast is placed