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New Technology Improves Efficiency of University’s Energy Infrastructure

New Technology Improves Efficiency of University’s Energy Infrastructure. Frank Brewer. Associate Vice President for Facilities Management University of Maryland. Smart & Sustainable Campuses Conference. November 3-4, 2005 Stamp Student Union University of Maryland.

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New Technology Improves Efficiency of University’s Energy Infrastructure

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  1. New Technology Improves Efficiency of University’s Energy Infrastructure Frank Brewer Associate Vice President for Facilities Management University of Maryland Smart & Sustainable Campuses Conference November 3-4, 2005 Stamp Student Union University of Maryland

  2. University of Maryland Profile • Public Research University • 35,000 Students • 160 Georgian Style Buildings • 13 Million Square Feet • Comprehensive Underground Utility Infrastructure

  3. University of Maryland Profile Central Heating Plant • Built in 1934 • 4 Gas/Oil Fired Boilers, all over 30 years old • Converted From Coal in Mid 70s • Normal Winter Load: 240,000 Pounds/Hour at 125 PSI • Provides Heating for all Campus Buildings

  4. University of Maryland Profile Electric and Cooling Infrastructure • 57 MVA of Underground Electrical Service • Distributed Over 30,000 Tons of Cooling Load

  5. Problem Statement: • Campus Facilities Master Plan (FMP) calls for adding 3.4M GSF between 1990-2005 • FMP precipitates need to study utility infrastructure; $52M in urgent renewal needs identified • No support for University System or State of Maryland debt issuance • Operating budget must amortize debt, and • Off-balance sheet financing required

  6. Key Issues: • Availability & Cost of capital funding • Impact of deal on UM balance sheet • Future utility consumption profiles • Anticipated impact of utility deregulation • Impact of new emissions in non-attainment area • Determine options for existing employees • Identify technical and legal consultants • Prepare performance-oriented RFP; evaluate responses • Manage interest of governing board, Governor and State Agencies

  7. Results Achieved: • New technology doubles efficiency of CHP from 35% to nearly 70% • Energy consumption (BTU’s) reduced by 32% • NOx, Sox, PM10 emissions 50% – 95% below thresholds established by EPA • $120M in projected savings over 20 year term fund debt service • Low cost, tax exempt, off-balance sheet financing achieved • $73M in utility system improvements completed

  8. Energy Savings: Equivalent to Energy Consumed by 7,590 Homes Trillions of BTU’s

  9. Auxiliary Boilers How System Works: 2 Heat Recovery Steam Generators Steam Driven Chillers on Campus Back Pressure Steam Turbine 125 PSI Steam 625 PSI Steam Make Up Water Heating Steam Electric Power 5MW Exhaust Heat 6250 F Electric Power 22 MW 2 Combustion Turbines and Generators Fuel Gas or Oil Chilled Water 70% of Condensate Returns to CHP

  10. UMCP Ground Fuel Lease Supply Energy Service Transition MOMA Trigen Energy MEDCO Design Construct Contractual Relationships: • Design Construct Agreement • Management, Operations and Maintenance Agreement • Ground Lease • Energy Services Agreement • Fuel Services Agreement • Transition Agreement

  11. Financial Structure:

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