Table 2 Hydrodynamic resistance of the membrane and their selectivity (preliminary testing)
Pretreatment with water, R , m −1 | Separation, ϕ , % | Treatment with water after separation, R , m −1 | ||||
|---|---|---|---|---|---|---|
m | τ = 0 | τ = 16 h | ΔP = 0.1 MPa | ΔP = 0.3 MPa | ΔP = 0.1 MPa | ΔP = 0.3 MPa |
0 | 0.11 × 1013 | 1.81 × 1013 | 31 | 31 | 4.35 × 1013 | 5.25 × 1013 |
0.047 | 0.81 × 1013 | 2.13 × 1013 | 31 | 34 | 4.85 × 1013 | 5.75 × 1013 |