Research Article
Design and Implementation of Energy Efficiency in HVAC Systems Based on Robust PID Control for Industrial Applications
Table 7
Energy saving in plant 2.
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Power consumption in old conventional system |
Power consumption after the designed control system | Date | Hour | kW | Date | Hour | kW |
| 13.07.2013 | 10:00:00 | 107.7 | 06.01.2014 | 10:30:00 | 79.99 | 13.07.2013 | 11:00:00 | 106.7 | 06.01.2014 | 10:45:00 | 80.32 | 13.07.2013 | 12:00:00 | 104.2 | 06.01.2014 | 11:00:00 | 79.66 | 13.07.2013 | 13:00:00 | 107.5 | 06.01.2014 | 11:15:00 | 82.65 | 13.07.2013 | 14:00:00 | 107.4 | 06.01.2014 | 11:30:00 | 76.67 | 13.07.2013 | 15:00:00 | 107,7 | 06.01.2014 | 11:45:00 | 75.35 | 13.07.2013 | 16:00:00 | 108.3 | 06.01.2014 | 12:00:00 | 75.01 | 13.07.2013 | 17:00:00 | 108 | 06.01.2014 | 12:15:00 | 71.36 | 13.07.2013 | 18:00:00 | 108.4 | 06.01.2014 | 12:30:00 | 72.03 | 13.07.2013 | 19:00:00 | 108.2 | 06.01.2014 | 12:45:00 | 71.69 | 13.07.2013 | 20:00:00 | 107.9 | 06.01.2014 | 13:00:00 | 71.69 | 13.07.2013 | 21:00:00 | 107.9 | 06.01.2014 | 13:15:00 | 72.03 | 13.07.2013 | 22:00:00 | 108.4 | 06.01.2014 | 13:30:00 | 74.02 | 13.07.2013 | 23:00:00 | 107.8 | 06.01.2014 | 13:45:00 | 74.68 | 13.07.2013 | 00:00:00 | 107.9 | 06.01.2014 | 14:00:00 | 74.68 | 13.07.2013 | 01:00:00 | 107.2 | 06.01.2014 | 14:15:00 | 75.68 | 13.07.2013 | 02:00:00 | 106.7 | 06.01.2014 | 14:30:00 | 75.01 | 13.07.2013 | 03:00:00 | 106.3 | 06.01.2014 | 14:45:00 | 76.34 | 13.07.2013 | 04:00:00 | 106.5 | 06.01.2014 | 15:00:00 | 74.68 | 13.07.2013 | 05:00:00 | 106.8 | 06.01.2014 | 15:15:00 | 75.35 | 13.07.2013 | 06:00:00 | 106.8 | 06.01.2014 | 15:30:00 | 75.35 | 13.07.2013 | 07:00:00 | 106.2 | 06.01.2014 | 15:45:00 | 75.01 | 13.07.2013 | 08:00:00 | 106.2 | 06.01.2014 | 16:00:00 | 75.01 | Average | 107.25 | Average | 75.4 |
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Average power consumption: old = 107.25, new = 75.40, and profit = 29.69%.
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