The average power output of a wind energy conversion system at a given mean wind speed based on a Raleigh frequency distribution.
The temperature at which an object gives out as much radiation as it receives from its surroundings.
The average temperature of the air as indicated by a properly exposed thermometer for a given time period, usually a day, a month, or a year.
The arithmetic wind speed over a specified time period and height above the ground (the majority of U.S. National Weather Service anemometers are at 20 feet (6.1 meters).
The maximum positive and negative deviation observed in testing a device under specified conditions and by a specified procedure. It is usually measured as an inaccuracy and expressed as accuracy, typically in terms of the measured variable, percent of sp ...
A course marked by buoys or ranges measuring one nautical mile. Measured miles are used to calibrate logs.
Freight on which transportation charges are calculated on the basis of volume measurement.
Plating wherein fine metal powders are peened onto the work by tumbling or other means.