Research Article
Operational Optimization of Large-Scale Parallel-Unit SWRO Desalination Plant Using Differential Evolution Algorithm
Table 1
The basic parameters of OOP in Liuheng SWRO desalination plant.
| Parameters | Sign | Value |
| The number of RO units | | 8 | The number of PFWTs | | 4 | The number of RO units which feed freshwater to each PFWT | | 2 | | 2 | | 2 | | 2 | The upper limit of the permeate rate of RO Unit i, (m3/h) | | 460 | | 460 | | 570 | | 570 | | 570 | | 800 | | 570 | | 570 | The lower limit of the permeate rate of RO Unit i, (m3/h) | | 380 | | 380 | | 470 | | 470 | | 470 | | 655 | | 470 | | 470 | The initial value of PFWT (m3) | | 340 | | 340 | | 340 | | 340 | The maximum capacity of PFWT i, (m3) | | 1680 | | 1680 | | 2280 | | 1680 | The minimum capacity of PFWT i, (m3) | | 320 | | 320 | | 320 | | 320 | The maintenance cost coefficient | | 11.5 | The repair and replacement fees | | 155 | The correlation coefficient of energy consumption and generated freshwater | | 2.86 |
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