The average power output of a wind energy conversion system at a given mean wind speed based on a Raleigh frequency distribution.
Mean wind speed
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).
Descriptive of a property boundary that follows the course of a river or estuary.
(1) The extent or capacity of something according to a standard. (2) The act of determining extent or capacity of something. (3) The basis for a comparison.
Three-sided, triangular shaped measuring tool, which is used to draw perpendicular lines on boards to be cut or to lay out angles.
Measuring tools come in as many different shapes and styles as there are jobs to which they can be applied. They are among the most basic of tools, and at the same time they are some of the most important. Used correctly when starting a job, measuring tools allow you to accurately determine distances, calculate dimensions and estimate material quantities.
Lien given by law upon a building or other improvement or upon the land itself, as security for the payment of payment for labor done and materials furnished for improvements. A claim filed against a property, by a subcontractor or supplier, in an effort to guarantee payment because all liens must be paid before closing.
(1) Produced or operated by use of machinery or a mechanism. (2) Having moving parts. (3) Automatic, from force of habit.