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  2. Water aeration - Wikipedia

    en.wikipedia.org/wiki/Water_aeration

    Fountains aerate water by spraying it into the air. Water aeration is the process of increasing or maintaining the oxygen saturation of water in both natural and artificial environments. Aeration techniques are commonly used in pond, lake, and reservoir management to address low oxygen levels or algal blooms. [1]

  3. Douglaston Manor Windmill - Wikipedia

    en.wikipedia.org/wiki/Douglaston_Manor_Windmill

    One of two standing Aermotor windpumps in Queens, (The other is the Adriance Farm Windmill at the Queens Farm Museum), it is the only one with a dry 800 gallon holding tank and pumps water to a pond. The Alley pond Environmental center also provides learning space for schoolchildren and self guided nature tours of the Alley Pond Park. [18]

  4. Aerated lagoon - Wikipedia

    en.wikipedia.org/wiki/Aerated_lagoon

    The ponds or basins may range in depth from 1.5 to 5.0 meters. [ 6 ] In a surface-aerated system, the aerators provide two functions: they transfer air into the basins required by the biological oxidation reactions, and they provide the mixing required for dispersing the air and for contacting the reactants (that is, oxygen, wastewater and ...

  5. Aermotor Windmill Company - Wikipedia

    en.wikipedia.org/wiki/Aermotor_Windmill_Company

    An Aermotor water-pumping windmill in Texas near Denton The defunct Aermotor Windmill at Gekeler Farms in Idaho. Besides the production of windmills from 6 to 16 feet (1.8 to 4.9 m) tall, [3] Aermotor also produces the towers on which a windmill sits. Four post towers come in steel (ranging from 21 to 60 feet or 6.4 to 18.3 meters tall) and ...

  6. Windmill - Wikipedia

    en.wikipedia.org/wiki/Windmill

    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.

  7. Eclipse windmill - Wikipedia

    en.wikipedia.org/wiki/Eclipse_windmill

    Eclipse windmills at the time were one of the top two brands in the United States and were also manufactured extensively in Germany. [16] When the patent rights expired in 1901, many competing windmill companies copied the design. [17] After World War I, the Fairbanks Morse company no longer manufactured the classic wood-fin Eclipse.

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