Lehigh Valley Jarod F Stanton Mechanical Option Penn

Lehigh Valley Jarod F. Stanton Mechanical Option Penn State Architectural Engineering Heritage Center

Project Team n Owner/Occupant: The Lehigh County Historical Society RCG Inc. Architects n Architect: n Engineer: Barry Isett & Associates

Existing Conditions n n Located in Allentown, Pennsylvania $5. 7 million, estimated project cost Currently Under Construction 32, 000 ft 2 Building n n n Art Galleries Exhibits Offices Library Classroom Artifact preparation rooms

Existing Conditions n n n 3 stories Basement serves as storage and mechanical space Large glass lobby on northeast corner of building with glass pyramidal skylight Serves as entrance to visitors n Can be used for exhibits and displays n

Existing Conditions n Mechanical Equipment: Packaged Roof Top Units (2) n Air Handling Units (3) n Fan Coil Unit (1) n VAV boxes, hot water (19) n Steam Generators n Boilers n

Existing Conditions n Structural System: n n Standard Steel Framing Reinforced Masonry Shear Walls n n n Face Brick CMU Bluestone Pre-cast Concrete Floor Slabs on metal decking

Existing Conditions n Electrical System: 42 KA AIC, 1000/3 N frame main breaker n Step down transformer n n 150 KVA 480 V Delta 3 Phase 208 Y/120 V 3 Phase Bollard and Recessed Outdoors Lighting n Dimmable Fluorescent Indoor Lighting n

Existing Conditions Pictures of existing plans, elevations, etc.

Depth n Dedicated Outdoor Air System: Load and Energy Calculations n Comparison to original design n Feasibility of DOAS n Space requirements for ducts n Cost savings? n Payback analysis? n Reduction in size of equipment? n

Depth Picture of cooling tower n Cooling Tower: n n Pro’s/Con’s on cooling tower Is it feasible? Location? Cost? (first, maintenance, payback? )

Depth n Chillers: n Hybrid system n n n What is it? Can it be implemented in my building? Cost savings? Chart of energy consumption and cost

Breadth n Structural: n Basement Walls n n EPS Concrete Formwork EPS = Expanded Polystyrene n n Resistance to thermal loading/unloading Acoustical Insulation Picture of EPS

Breadth n EPS forms: Feasible? n Cost? n Money saved in time? Concrete? Man hours? n Energy savings? Reduction in equipment size? n Extra material on exposed outside surface $$ n Payback analysis n

Breadth Picture of Window, cross section n Windows n Electrochromic Films n n Multiple layers of ceramic thin films Apply low voltage to activate electrochromic layers to darken Cannot be turned opaque Blocks 95% of UV rays in its clearest stage

Breadth n Windows: n Spandrel Windows n n n Maintains building appearance Reduces thermal load Reduces natural lighting Extra cost of backing materials? Energy savings? Payback analysis? Picture of spandrel window cross section

Breadth n Electrical Savings: n n Reduced equipment, less electricity, smaller wiring Reduced panel sizes? Chart showing cost savings, if any.

Conclusions

Questions?