Rule Based Control of Fan Coil Units.

Summary

The control system presented uses inexpensive open/closed valves for precise control of heat, released by the fan coil unit. It uses two cascade control loops to adjust the indoor temperature. The main control loop controls the indoor air temperature. The secondary loop controls the temperature of the (supply) air leaving the unit by opening or closing the valve. The setpoint of the secondary loop is adjusted by the main control loop. A rule based type of control for the secondary loop is presented. It is implemented in the control system of the fan coil unit and tested in a test room. Results show fast and accurate control of the supply air temperature.

Details

  • Original title: Rule Based Control of Fan Coil Units.
  • Record ID : 1999-3793
  • Languages: English
  • Source: CLIMA 2000, Brussels 1997, August 30 to September 2, Congress Palace.
  • Publication date: 1997/08
  • Document available for consultation in the library of the IIR headquarters only.

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