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Wind-powered machines used to grind grain and pump water, the windmill and wind pump, were developed in what are now Iran, Afghanistan and Pakistan by the 9th century. [ 1 ] [ 20 ] The first practical windmills were in use in Sistan , a region in Iran and bordering Afghanistan, at least by the 9th century and possibly as early as the mid-to ...
Daniel Halladay (November 24, 1826 in Marlboro, Vermont – March 1, 1916 in Santa Ana, California) [1] was an American engineer, inventor and businessman, best known for his innovative 1854 self-regulating farm wind pump at Ellington, Connecticut. [2] [3] [4] [5]
Selling only 45 windmills in its first year, Aermotor sales increased rapidly and by the turn of the century had sold hundreds of thousands of windmills. [5] Perry also made many other refinements to windmill designs and published several windmill design patents pertaining to maintainability and efficiency. [6] [7] [8] [9]
In this nation more than others, "windmill" is often used to refer to what are properly termed windpumps bringing up water for agriculture. This is at least partly due to usage by windpump builders Eclipse Windmill Company (1873) and Aermotor Windmill Company (1888, the sole surviving US "windmill" manufacturer [ 1 ] ).
The windmills at Kinderdijk in the village of Kinderdijk, Netherlands is a UNESCO World Heritage Site. A windmill is a structure that converts wind power into rotational energy using vanes called sails or blades, by tradition specifically to mill grain (), but in some parts of the English-speaking world, the term has also been extended to encompass windpumps, wind turbines, and other applications.
The first municipal use of multiple wind-electric turbines in the USA may have been a five turbine system in Pettibone, North Dakota in 1940. These were commercial Wincharger units on guyed towers. [15] In 1980, the world's first wind farm, consisting of twenty 30 kW wind turbines was installed at Crotched Mountain, in New Hampshire. [16]
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The first windmill erected in English North America was built at Flowerdew Hundred by 1621, and was an English post mill. In 1624, Abraham Piersey, Cape Merchant of the Virginia Company, purchased Flowerdew Hundred renaming it Piersey's Hundred. Piersey's Stone House was the first home with a permanent foundation in the colony.