Jargon Buster - K

Kelvin
A SI unit of temperature.
Kilowatt (kW)
This is a metric unit of power equal to 1 000 watts. This equates to approximately 1.34 horsepower.
Kinetic energy
This is the ability of an object to do work by virtue of its motion.
Kv
A metric flow coefficient most used for valves. It is defined as the flow of water (at 15 °C) in m^3/h through an orifice with a differential pressure of 1 bar.
Kvs
The Kv of the valve with the valve at the fully open design condition.