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Table 5 Total direct costs for the main and additional units in the developed schemes based on 1000 m3/d of rice straw black liquor

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

Unit Total direct capital cost ($)
Scheme (I) Scheme (II)
Main units
UF 409,000 409,000
NF1 366,000 366,000
NF2 249,000
TVC1 718,000 718,000
TVC2 529,000
MF1 330,000
MF2 173,000
  1,823,000 2,444,000
Additional units
pHP 1 40,000 40,000
P2 46,000 46,000
pH 76,000 46,000
F1 109,500 109,500
F2 109,500 109,500
D1 301,000 301,000
D2 287,000 287,000
D3 763,000 326,000
WWT 600,000 400,000
  2,332,000 1,665,000
Total scheme 4,155,000 4,109,000
  1. Bold values indicate subtotal