1. Jonathon Gridley Senior Thesis – Spring 2007 Mechanical Option Energy Efficient Mechanical System Alternatives South Jefferson High School S OUTH J EFFERSON H IGH S CHOOL

2. BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGMENTS QUESTIONS PRESENTATION OUTLINE Jonathon Gridley-Mechanical Option S OUTH J EFFERSON H IGH S CHOOL

3. Location and Site: Charles Town, WV 25414 Occupancy : 1200 students Size: 199,717 sq.ft. Number of Stories: 2 stories Total Building Cost: $34 Million Dates of Construction: February 2006 – August 2007 Project Delivery Method: Design-Bid-Build BUILDING BACKGROUND Jonathon Gridley-Mechanical Option BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL

4. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL BUILDING LAYOUT AND USES: Academic Wings and Administration Area Learning Resource Center and Science and Technology Dining Kitchen/Servery Physical Education Creative Arts Library BUILDING BACKGROUND Building Zone Designations BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE

5. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL EXISTING SYSTEMS BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE MECHANICAL SYSTEM: AIR SIDE  14 Packaged Roof Top Units ranging from 6,000 to 25,500 CFM ─ (6) VAV System with Fan Powered Boxes and VFD ─ (8) Constant Volume Air Handlers WATER SIDE  Two 4,717 MBH Electric Boilers ─ Primary-Secondary Variable Volume Pumping Air Side Schematic Heating Plant Schematic

6. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL Green Design Initiative: DESIGN OBJECTIVES BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE Improve indoor air quality Short life cycle payback Low Operating and Maintenance Costs Reduce energy consumption and emission Alternative Mechanical Systems: -VAV System with Chilled Water Plant - Ground Source Heat Pump System

7. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL MECHANICAL SYSTEM REDESIGNS: VAV System with Chilled Water Plant BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE Disadvantages: Higher First Cost Filter Maintenance Requires More Space Above Ceiling Air Cooled Chiller On-Site Advantages: Lower Noise Levels Local Control of Temperature Better Dehumidification Longest Service Life Good Energy Conservation Energy Reclaim VAV with Chilled Water Plant Diagram

8. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL MECHANICAL SYSTEM REDESIGNS: VAV System with Chilled Water Plant BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE - Two 300 ton air-cooled chillers replace DX condensing units - 4-pipe system adds chilled water piping to building - External site for plant by kitchen loading docks surrounded by screen wall to reduce noise - Enthalpy Wheels added to Roof Top Units York Air-Cooled Screw Chiller

9. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL MECHANICAL SYSTEM REDESIGNS: Ground Source Heat Pump BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE Disadvantages: Higher First Cost On-Site Area Required to Bury Piping Dependant on the Quality of Electricity Advantages: “Green” Concept No Cooling Tower or Chiller Good Dehumidification Low Maintenance Cost Better Indoor Air Quality Longer Life Ground Source Heat Pump Diagram

10. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL MECHANICAL SYSTEM REDESIGNS: Ground Source Heat Pump BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE American Standard Inc. Packaged DOAS Florida Ground Source Heat Pumps - Independent 2-Pipe Ground Source Heat Pump System - High Efficiency Heat Pumps - 240 Boreholes, 475 ft deep, located under the future football and soccer practice fields - Dedicated Outdoor Air Units replace multiple space RTU’s

11. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL MECHANICAL SYSTEM REDESIGNS: Air-to-Air Heat Recovery and Humidity Control BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE ENTHALPY WHEELS: Transfer heat and moisture between EA and OA stream Incorporated in RTU’s and DOAS units HUMIDITY CONTROL: Densely Populated Spaces – Require Humidity Control Maintain RH Levels Between 30% and 50% Enthalpy Wheel

12. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE MECHANICAL SYSTEM REDESIGNS: Energy and Cost Analysis VAV with CWP: Saves 6% in total building energy consumption GSHP: Saves 25% of total building energy

13. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE MECHANICAL SYSTEM REDESIGNS: Energy and Cost Analysis Alternative Installed Cost 1st Year Utility Cost 20th Year Utility Cost 1st Year Maint. Cost 20th Year Maint. Cost Life Cycle Cost VAV with DX$4,222,200$215,145$455,386$55,003$96,448$7,226,134 VAV with Chiller$4,532,793$202,850$427,374$80,826$141,729$7,657,171 Ground Source HP$5,234,266$142,594$300,424$33,593$58,906$7,187,856 Alternative to Alternative 1st Cost Difference Simple Payback Net Present Value Life Cycle Payback Internal Rate of Return Chiller to DX$310,593No pay back-$431,038 No pay back GSHP to DX$1,012,06610.7 years$38,27818.7 years10.5% GSHP to Chiller$701,4736.5 years$469,3169 years17.7% VAV with CWP: Cost More in 1 st Cost and Maintenance Cost GSHP: Saves $38,278 in Life Cycle Cost VAV with CWP: Does Not Payback in 20 years GSHP: Pays back in 18.7 years.

14. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL MECHANICAL SYSTEM REDESIGNS: Emissions BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE lbm Pollutant j / kWh U.S. Fuel % Mix U.S. Particulates/k WhSO 2 /kWhNO x /kWhCO 2 /kWh Coal55.76.13E-047.12E-034.13E-031.20E+00 Variable Air Volume with Direct Expansion Roof Top Units FuelkWhParticulatesSO 2 NoxCO 2 Coal3,448,0832.11E+032.45E+041.42E+044.13E+06 Variable Air Volume with Chiller Water Plant FuelkWhParticulatesSO 2 NoxCO 2 Coal3,219,3021.97E+032.29E+041.33E+043.86E+06 Ground Source Heat Pump FuelkWhParticulatesSO 2 NoxCO 2 Coal2,409,0151.48E+031.71E+049.94E+032.88E+06 VAV with CWP: Reduces Emissions 7% GSHP: Reduces Emissions 30% Emission Reduction:

15. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL BREADTH TOPICS: Lighting BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE - Replace existing fixtures in Classrooms and Corridors with High Efficiency fixture, lamp, and ballast combination - Maintain proper task lighting - Reduced lighting fixture power density from: - 1.07 to 0.97 W/S.F. - Saves $133,000 Annual

16. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL BREADTH TOPICS: Construction Management BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE

17. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL BREADTH TOPICS: Construction Management BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE

18. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL CONCLUSIONS AND RECOMMENDATIONS BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE 5 = Excellent4 = Above Average3 = Below Average2 = Below Average1 = Poor

19. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL ACKNOWLEDGEMENTS BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE MECHANICAL PROFESSORS: Dr. Bahnfleth, Dr. Friehaut, J.J., Dr. Mumma, and Dr. Srebric PROFESSIONALS: Ryan Buff, John Weiland, Damion Spahr, and Paul Patrelli FRIENDS AND FAMILY: Parents, Dave, Rod, Kevin, Justin, Eric, Krista, Amy

20. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL Questions BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS PRESENTATION OUTLINE

21. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL PRESENTATION OUTLINE Energy and Cost Analysis; BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS

22. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL Electric Demand Cost (Equip.)PRESENTATION OUTLINE BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS

23. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL PRESENTATION OUTLINEElectric Energy Cost (Equip.) BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS

24. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL Cooling Energy Consumption (Equip) PRESENTATION OUTLINE BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS

25. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL Loop Design Thermal Conductivity PRESENTATION OUTLINE Thermal conductivity is generally dependent on density, moisture content, mineral content Soils: Clays (15% moisture)0.4 - 1.1 Btu/hr-ft-F Clays (5% moisture)0.3 - 0.8 Sands (15% moisture)0.6 - 2.2 Sands (5% moisture)0.5 – 1.9 Rocks: Granite1.3 – 2.1 Btu/hr-ft-F Basalt1.2 – 1.4 Limestone1.4 – 2.2 Sandstone 1.2 – 2.0 Shale0.8 – 1.4 Grouts: Standard Bentonite0.42 Thermally-enhanced0.85 – 1.40 BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS

26. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL Electricity PRESENTATION OUTLINE Electricity Cost: Demand Charge First 3,000 kVA ……………………………………$7.923 per kVA Next 14,000 kVA …………………………………$7.456 per kVA Additional kVA ……………………………………$7.104 per kVA Energy Charge All kW …………………………………………… $0.02198 per kW BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS

27. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL Maintenance PRESENTATION OUTLINE BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS

28. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL Wellfield PRESENTATION OUTLINE BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS

29. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL GSHP Cost PRESENTATION OUTLINE BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS

30. Jonathon Gridley-Mechanical Option Architectural Engineering Senior Thesis – Spring 2007 S OUTH J EFFERSON H IGH S CHOOL Screw Chiller PRESENTATION OUTLINE BUILDING BACKGROUND EXISTING SYSTEMS DESIGN OBJECTIVES MECHANICAL SYSTEM REDESIGNS  VAV System with Chilled Water Plant  Ground Source Heat Pump  Air-to-Air Heat Recovery and Humidity Control  Energy and Cost Analysis  Emissions BREADTH TOPICS  Lighting  Construction Management CONCLUSIONS AND RECOMMENDATIONS ACKNOWLEDGEMENTS QUESTIONS