GFX "Cooling Walls"

Commercial/Industrial

GFX

Cooling-Wall

Column Flow Rate
(gpm)

Recycling Efficiency

Coil Pressure Drop

(psi)

List Price per Column Model #

G3-60

Approximate Height with Upper Manifold

Single-Tier

2.25 to 3.00

60% to 56%

8 to 14

$375

7'

Double-Tier

2.25 to 3.00

75% to 72%

16 to 28

$750

12'

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

GFX

Cooling-Wall

Recycling Efficiency Range

Annual
Savings

Preheat Water Temperature
(degrees F)

Peak Effluent Temperature
(degrees F)

Peak Boiler Load
(mmBtu/hr[kW])

No Recycling

N/A

($797,000)

N/A

140

45 [13,000]

Single-Tier

62%

$494,000

95 to 113

106

22 [6400]

Double-Tier

79%

$630,000

107 to 120

97

17 [5000]

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]

GFX

Cooling-Wall

Gang Showers & Beauty Shops
(Tdrain = 95oF)

Laundries & Textile Mills
(Tdrain = 140oF)

Commercial Dishwashing
(Tdrain = 175oF)

Steam Condensate
(Tdrain = 212oF)

Single-Tier

11 to 8

19 to 16

27 to 24

34.4 to 31.4

Double-Tier

13.8 to 10

23.8 to 20

33.8 to 30

43 to 39.3

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.