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  2. HVAC control system - Wikipedia

    en.wikipedia.org/wiki/HVAC_control_system

    More complex HVAC systems can interface to Building Automation System (BAS) to allow the building owners to have more control over the heating or cooling units. [3] The building owner can monitor the system and respond to alarms generated by the system from local or remote locations.

  3. Heating, ventilation, and air conditioning - Wikipedia

    en.wikipedia.org/wiki/Heating,_ventilation,_and...

    For example, a conventional heat pump system used to heat a building in Montana's −57 °C (−70 °F) low temperature or cool a building in the highest temperature ever recorded in the US—57 °C (134 °F) in Death Valley, California, in 1913 would require a large amount of energy due to the extreme difference between inside and outside air ...

  4. Ground source heat pump - Wikipedia

    en.wikipedia.org/wiki/Ground_source_heat_pump

    A heat pump in combination with heat and cold storage. A ground source heat pump (also geothermal heat pump) is a heating/cooling system for buildings that use a type of heat pump to transfer heat to or from the ground, taking advantage of the relative constancy of temperatures of the earth through the seasons.

  5. Heat pump - Wikipedia

    en.wikipedia.org/wiki/Heat_pump

    The main heat sources were lake water, river water, groundwater, and waste heat. Particularly noteworthy are the six historic heat pumps from the city of Zurich with heat outputs from 100 kW to 6 MW. An international milestone is the heat pump built by Escher Wyss in 1937/38 to replace the wood stoves in the City Hall of Zurich.

  6. Rapid City, South Dakota - Wikipedia

    en.wikipedia.org/wiki/Rapid_City,_South_Dakota

    Rapid City is a city in South Dakota, United States, and the county seat of Pennington County. [10] It is the second most populous city in the state, after Sioux Falls.It is located on the eastern slope of the Black Hills in western South Dakota and was named after Rapid Creek, where the settlement developed.

  7. List of mayors of Rapid City, South Dakota - Wikipedia

    en.wikipedia.org/wiki/List_of_mayors_of_Rapid...

    From 1910 to 1922, a city commission government was used. Later that year, the system of government was changed to council–manager. Rapid City returned to a mayor–council government in 1957. [4] The Rapid City Council chose to extend the mayoral term to four years in 2015, and the change took effect in 2019. [5]

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