Table 2 Thermal brine feed and distillate water quality (Pilot unit A)
From: Pilot plant evaluation of membrane distillation for desalination of high-salinity brines
Parameter | Unit | Thermal Brine (N = 4) | Distillate (N = 4) | Rejection (%) |
|---|---|---|---|---|
TDS | mg/L | 71,031 | 6 | 99.99 |
Chloride | mg/L | 40,988 | 2 | 99.99 |
Sodium | mg/L | 21,333 | 2 | 99.99 |
Sulfate | mg/L | 4344 | 1.2 | 99.97 |
Magnesium | mg/L | 2068 | < 0.1 | > 99.99 |
Potassium | mg/L | 779 | < 0.2 | > 99.97 |
Calcium | mg/L | 616 | 0.7 | 99.88 |
Bromide | mg/L | 92 | < 0.1 | > 99.9 |
Strontium | mg/L | 11 | < 0.2 | > 98.2 |
Boron | mg/L | 8 | < 0.2 | > 98 |
TOC | mg/L | 3 | < 1 | – |