DATA:
Indoor condition all year - 22oC dB temperature, 50% saturation.
Outdoor condition summer - 28oC dB temperature, 80% saturation.
Outdoor condition winter - -3oC dB temperature, 80% saturation.
Maximum occupancy - 1000 people.
ADP of the cooling coil - 8oC
Fresh air requirement - 12 l/s/person
Supply air rate - 8 air changes per hour.
Frost off coil temperature - 7oC.
Latent heat gain - 40 W/person
Sensible heat gain in summer - 100 W/person + 20.5 kW fabric, lights, solar & ventilation gains.
Sensible heat loss in winter - 20 W/m3 air volume (estimated)
The plant schematic is as shown below.