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GFX "Cooling Walls"
Commercial/Industrial
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GFX Cooling-Wall |
Column Flow Rate |
Recycling Efficiency |
Coil Pressure Drop (psi) |
List Price per Column Model # G3-60 |
Approximate Height with Upper Manifold |
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Single-Tier |
2.25 to 3.00 |
60% to 56% |
8 to 14 |
$375 |
7' |
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Double-Tier |
2.25 to 3.00 |
75% to 72% |
16 to 28 |
$750 |
12' |
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Triple-Tier |
2.25 to 3.00 |
82% to 79% |
24 to 42 |
$1,125 |
17' |
Performance Example
Textile Dye Plant Application: 275 Column GFX Cooling-Wall
Preheated Flow Rate: 1000 gpm input @ 60 degrees F Avg. [range: 50 to 86 degrees F]
Effluent Flow Rate: 800 gpm @ 140 degrees F [20% drag out loss]
Cost of Energy $3.46/mmBtu = 34.6¢/Therm = 1.18¢ / kWh - Thermal
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GFX Cooling-Wall |
Recycling Efficiency Range |
Annual |
Preheat Water Temperature |
Peak Effluent Temperature |
Peak Boiler Load |
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No Recycling |
N/A |
($797,000) |
N/A |
140 |
45 [13,000] |
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Single-Tier |
62% |
$494,000 |
95 to 113 |
106 |
22 [6400] |
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Double-Tier |
79% |
$630,000 |
107 to 120 |
97 |
17 [5000] |
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Triple-Tier |
86% |
$685,000 |
112 to 123 |
94 |
14 [4100] |
Other "Cooling-Wall" Applications
Boiler Load Reduction for Equal Flow Case
Tabulated in kW-Thermal per GFX Column
[Cold Water Range Tcold =40 o to 55 oF]
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GFX Cooling-Wall |
Gang Showers & Beauty Shops |
Laundries & Textile Mills |
Commercial Dishwashing |
Steam Condensate |
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Single-Tier |
11 to 8 |
19 to 16 |
27 to 24 |
34.4 to 31.4 |
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Double-Tier |
13.8 to 10 |
23.8 to 20 |
33.8 to 30 |
43 to 39.3 |
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Triple-Tier |
15 to 10.9 |
26 to 21.9 |
36.9 to 32.8 |
47 to 43.1 |
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© 2002 Waterfilm Energy, Inc.