... controller for temperature control inside a room within a desired band of temperatures for comfort. The details of the geometry of the room and the HVAC system based on displacement ventilation for ... -1.2 -1 -0.8 -0.6 -0.4 -0.2 0 Output of the process step r(t),y 1 (t),y 2 (t),y 3 (t) Step input r(t) Performance of G 1 (z) Performance of G 2 (z) Performance of G 3 (z) Figure 5. The three systems’ ... 160 180 200 -1.5 -1 -0.5 0 Output of the process step r(t),y 1 (t),y 2 (t),y 3 (t) Step input r(t) Performance of G 1 (z) Performance of G 2 (z) Performance of G 3 (z) Figure 8. The three systems’...