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<br /> <br />~ <br /><0 <br />W <br />01 <br /> <br />T.bl. 1 <br /> <br />SUMMARY OF PLANT INVESTMENT AND WATER <br />PROOlJCTION COST ESTBIATF.S <br /> <br /> PL~NT INVESTMENT, S/gpa 1'l',\TEA COSTS, ot/kgal <br />PROcESS DESCRIPTION FEED Pl ant Capaci ty, .gd PI ant f:apacity, .gd <br />WATER <br /> 1 5 8 10 50 1 5 8 10 50 <br />Multistage Flash I MSF) Seawater 0,97 u, 79 56 44 <br />Vert ic al Tube 4~ <br />Evaporator IVTE-IISt') Seawater 0, 76 0,56 39 <br />Vapor Compression <br />(VG- VTE-MSF) Seawatet' 1,06 49 <br />Vacuum- Free ze V afcor ~ <br />Compression (V'-V('\ Seawater 1. 74 1. 50 90 72 <br /> 5,000 ppm' 1. 30 1. 13 75 61 <br />Reverse Osmosi s lAD) 5,000 ppm 0,87 0, 53 62 39 <br /> 2,500 ppm 0,79 0,48 58 36 <br />Electrodialysis lED) 4,000 ppm 0,91 0,58 63 40 <br /> 2,500 ppm 0,73 0,46 48 31 <br /> <br />* Total dia$ohed .!lolids. <br /> <br />T.b1. 2 <br /> <br />FAVORABLE APPLICATION AREAS <br />I'OR EACH PROCESS <br /> <br /> FEED WATER PROBARLE FEED <br />PROCESS DESCRIPTION PROPEBTIES CONCENTRATION PI.ANT CAPACITY <br /> "AVORABLE BANGE, pp. RANGE, .gd <br /> TO PROCESS <br />Multistage Flash IIISF) Cold-Soft 5,000-35,000 1 <br />Vertical Tube Evaporator Cold-Soft 5,000-35,000 <br />I VTE-MSF) 5 <br />Vapor COmpression (VC- VTF.-MSF) Warni- Soft 5,000-35,000 1-"0 <br />'Vacuum. Freeze Vapor-('.ompr~ssion Co1d.Hord 5,000-35,000 O. 25..~ <br />(w.ve) <br />Reverse Osmosis 100) Warm..Soft 3,000-10,000 0,1.10 <br />Electrodialysis lED) Warm- So ft l,OOO-4,OOO 0,1-10 <br /> <br />4 <br />