Table 1
Comparison of water intake demands for two water systems for an integrated steel production site of 4 Mt/y [30].
Water intake | Water savings with recirculation (%) | ||
---|---|---|---|
Water use | Once-through (m3/min) | Extensive recirculation (m3/min) | |
Indirect cooling | 675 | 7.4 | 98.9 |
Direct cooling | 265 | 6.2 | 97.7 |
Process water | 7.7 | 5.1 | 33.8 |
Potable | 1.5 | 1.5 | 0.0 |
Global | 949.2 | 20.2 | 97.1 |
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