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Table 2 Stream’s quantities and composition in the developed schemes

From: Development and comparison of membrane separation schemes for byproduct recovery from Egyptian rice straw black liquor

Unit Stream Quantity (m3/d) Composition (%) (w/v)
C/CH HC/HCH Lignin Silica
UF Black liquor 1000 0.60 1.48 1.05 0.61
UF permeate 800 0.30 0.74 0.11 0.60
UF concentrate 200 1.81 4.45 4.85 0.63
NF1 NF1 permeate 480 0.03 0.07 0.01 0.57
NF1 concentrate 320 0.71 1.74 0.25 0.65
TVC1 TVC1 condensate 256     
TVC1 liquor 64 3.54 8.71 1.24 3.25
NF2 NF2 permeate 288 0.00 0.01 0.00 0.06
NF2 concentrate 192 0.07 0.17 0.02 1.35
TVC2 TVC2 condensate 154     
TVC2 liquor 38 0.35 0.87 0.12 6.74
PF1 Filtrate 1 170 2.02 4.97 0.57 0.67
Slurry 1 30 0.60 1.48 29.09 0.42
PF2 Filtrate 2 199 0.43 1.06 0.13 1.51
Slurry 2 35 13.81 33.97 4.27 0.64
MF (I) MF (I) permeate 577 0.16 0.41 0.05 0.05
MF (I) concentrate 102 0.05 0.12 0.02 5.36
MF (II) MF (II) permeate 202 0.47 1.15 0.15 0.14
MF (II) concentrate 36 0.14 0.34 0.04 14.90