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Taken from presentation by: Neal Babcock & Howard Alderson, P.E. Alderson Engineering, Inc. February 26, 2008
14

West Chester University “ Geothermal HVAC System Comprehensive Plan ”

Feb 22, 2016

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West Chester University “ Geothermal HVAC System Comprehensive Plan ”. Taken from presentation by: Neal Babcock & Howard Alderson, P.E. Alderson Engineering, Inc . February 26, 2008. Closed Vertical Loop. Typical Installation: 100 to +150 ft/ton; 15’ x 15’ to 20’ x 20’ spacing - PowerPoint PPT Presentation
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Page 1: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”

Taken from presentation by:Neal Babcock &

Howard Alderson, P.E.Alderson Engineering, Inc.

February 26, 2008

Page 2: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”

Typical Installation: 100 to +150 ft/ton; 15’ x 15’ to 20’ x

20’ spacing HDPE Piping

Page 3: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”
Page 4: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”

4,600 Tons

6,500 Tons

Page 5: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”
Page 6: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”

• Underground soil/rock formation strongly affects the performance of the well field;– Sands and Clays;– Rock;

• Affects type of Grouting used.

Page 7: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”

Primary Loop Variable Flow Circulates around

the Campus Secondary Loop #1

Variable Flow Circulates thru

Borefield Secondary Loop #2

Variable Flow Circulates within a

Building

Page 8: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”
Page 9: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”
Page 10: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”
Page 11: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”
Page 12: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”
Page 13: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”
Page 14: West Chester University “ Geothermal  HVAC System Comprehensive  Plan ”

Campus Distribution Loop: HDPE Pipe; 160 PSI

Rated No Insulation

Borehole Piping HDPE Pipe; 160 PSI

Rated No Insulation

Isolation Valves Butterfly; 150 PSI

Rated Distribution Isolation

Valves Butterfly/Ball Valves;

150 PSI Rated Borehole Grout

Thermally Enhanced Bentonite; K=1.2