Page 48 - IJAMD-2-1

International Journal of AI for
Materials and Design
ML-based MPC for multizone BAC

Figure 1. Layout of spaces within the test zone

Figure 2. Sensors, actuators, and other hardware installed in the test space for model predictive control
Abbreviations: ACMV: Air conditioning and mechanical ventilation; AHU: Air handling unit; BMS: Building management system; BTU: British thermal
unit; FCU: Fan coil unit; IoT: Internet of Things; PAU: Primary air-handling unit; VSD: Variable speed drive.

operate at a constant off-coil temperature setpoint of 24°C through its cooling coil regulated by a motorized water
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and a constant supply airflow rate of 2.2 m /s. The 16 FCUs valve. The cooling energy consumed by each FCU is
provide terminal air conditioning to the test space, each determined by converting thermal energy measured using
equipped with a cooling coil and a supply fan. The FCUs BTU meters to electrical energy consumption. Similarly, the
draw in a mixture of fresh air from the PAUs and return electrical energy consumed by each FCU’s fan is measured
air from the test zones for cooling and dehumidification, using an electrical power meter installed at the fan. The
and then supply the conditioned air back to the test zones total cooling energy consumed by the ACMV system is
through motorized air diffusers. Each FCU operates at calculated as the sum of cooling energy consumed by each
a constant supply fan speed, with chilled water flowing FCU and electrical energy consumed by their fans.

Volume 2 Issue 1 (2025) 42 doi: 10.36922/ijamd.8161