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  2. Computer fan control - Wikipedia

    en.wikipedia.org/wiki/Computer_fan_control

    Fan control is the management of the rotational speed of an electric fan. In computers, various types of computer fans are used to provide adequate cooling, and different fan control mechanisms balance their cooling capacities and noise they generate.

  3. Computer fan - Wikipedia

    en.wikipedia.org/wiki/Computer_fan

    Both axial and sometimes centrifugal (blower/squirrel-cage) fans are used in computers. Computer fans commonly come in standard sizes, such as 92 mm, 120 mm (most common), 140 mm, and even 200–220 mm. Computer fans are powered and controlled using 3-pin or 4-pin fan connectors .

  4. HVAC control system - Wikipedia

    en.wikipedia.org/wiki/HVAC_control_system

    Contents. HVAC control system. HVAC (Heating, Ventilation and Air Conditioning) equipment needs a control system to regulate the operation of a heating and/or air conditioning system. Usually a sensing device is used to compare the actual state (e.g. temperature) with a target state.

  5. Air purge system - Wikipedia

    en.wikipedia.org/wiki/Air_purge_system

    Air purge system. An air purge system is used to flush electrical control equipment with clean air before it is turned on. This ensures that the functionality of the equipment is not affected or damaged by the contaminants from the surrounding environment. Air purge systems are employed for control and analytic technology that is exposed to ...

  6. Control Panel (Windows) - Wikipedia

    en.wikipedia.org/wiki/Control_Panel_(Windows)

    Control Panel is a component of Microsoft Windows that provides the ability to view and change system settings. It consists of a set of applets that include adding or removing hardware and software , controlling user accounts , changing accessibility options, and accessing networking settings.

  7. Fan coil unit - Wikipedia

    en.wikipedia.org/wiki/Fan_coil_unit

    A fan coil unit (FCU), also known as a Vertical Fan Coil Unit (VFC), is a device consisting of a heat exchanger (coil) and a fan. FCUs are commonly used in HVAC systems of residential, commercial, and industrial buildings that use ducted split air conditioning or central plant cooling.

  8. Variable-frequency drive - Wikipedia

    en.wikipedia.org/wiki/Variable-frequency_drive

    A variable-frequency drive ( VFD, or adjustable-frequency drive, adjustable-speed drive, variable-speed drive, AC drive, micro drive, inverter drive, or drive) is a type of AC motor drive (system incorporating a motor) that controls speed and torque by varying the frequency of the input electricity. Depending on its topology, it controls the ...

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    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  10. Fan (machine) - Wikipedia

    en.wikipedia.org/wiki/Fan_(machine)

    Fans are used to force air into low and high bypass jet engines, seen here on a Boeing 777. A fan is a powered machine used to create a flow of air. A fan consists of a rotating arrangement of vanes or blades, generally made of wood, plastic, or metal, which act on the air. The rotating assembly of blades and hub is known as an impeller, rotor ...

  11. Control panel (software) - Wikipedia

    en.wikipedia.org/wiki/Control_panel_(software)

    The control panel consists of multiple settings including display settings, network settings, user account settings, and hardware settings. Control panels are also used by web applications for easy graphical configuration. [1] Some services offered by control panels require the user to have admin rights or root access .