Journal of Sensors / 2015 / Article / Tab 9

Research Article

Design and Implementation of Energy Efficiency in HVAC Systems Based on Robust PID Control for Industrial Applications

Table 9

Energy saving in plant 4.

Power consumption in old conventional system Power consumption after the designed control system
DateHourkWDateHourkW

17.11.201310:30:0046.807.01.201411:00:0022.24
17.11.201311:00:0046.807.01.201411:15:0022.24
17.11.201311:30:0046.4707.01.201411:30:0022.24
17.11.201312:00:0046.4707.01.201411:45:0022.24
17.11.201312:30:0046.4707.01.201412:00:0020.25
17.11.201313:00:0047.807.01.201412:15:0019.92
17.11.201313:30:0044.8107.01.201412:30:0019.92
17.11.201314:00:0046.4707.01.201412:45:0022.24
17.11.201314:30:0046.4707.01.201413:00:0022.24
17.11.201315:00:0045.8107.01.201413:15:0022.24
17.11.201315:30:0045.8107.01.201413:30:0022.24
17.11.201316:00:0046.4707.01.201413:45:0022.24
17.11.201316:30:0046.1407.01.201414:00:0022.24
17.11.201317:00:0045.8107.01.201414:15:0022.24
17.11.201317:30:0043.8107.01.201414:30:0023.9
17.11.201318:00:0045.8107.01.201414:45:0022.24
17.11.201318:30:0045.1407.01.201415:00:0022.24
17.11.201319:00:0045.1407.01.201415:15:0022.24
17.11.201319:30:0045.1407.01.201415:30:0022.24
17.11.201320:00:0045.4707.01.201415:45:0019.92
17.11.201320:30:0045.4707.01.201416:00:0020.25
17.11.201321:00:0043.4807.01.201416:15:0021.78
17.11.201321:30:0045.1407.01.201416:30:0021.78
Average45.79Average21.8

Average power consumption: old = 45.79, new = 21.80, and profit = 52.39%.