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Fairfax County Public Schools Fairfax County Public Schools Energy Management Energy Management
VEPGA 7/11/08VEPGA 7/11/08
Kirk Hiles, PE - Energy EngineerKirk Hiles, PE - Energy Engineer [email protected]
Tom Reinsel, PE CEM Tom Reinsel, PE CEM Coordinator, Energy ManagementCoordinator, Energy Management
Fairfax County population – 1,041,200
About 1 out of 7 Virginians live in Fairfax County
12th largest school district in USA
164,843 students
22,234 employees
236 Schools and Centers
25 Million s.f. of buildings
Fairfax County Public SchoolsFairfax County Public Schools
Utility Budget FY08Utility Budget FY08
Electricity Budget $28.7 millionElectricity Budget $28.7 million Gas/oil $11.4 millionGas/oil $11.4 million
$40.1 million - total electric and gas budget$40.1 million - total electric and gas budget
Energy Management SectionEnergy Management Section
CoordinatorCoordinator 2 Energy Management System Specialist 2 Energy Management System Specialist 1 Shop Supervisor1 Shop Supervisor 3 EMS Technicians3 EMS Technicians 2 Mechanical/Controls Engineers2 Mechanical/Controls Engineers 1 Inspector 1 Inspector
10 positions total10 positions total
Control SystemsControl SystemsAndover 102Andover 102Automated Logic 19Automated Logic 19American Automatrix 16American Automatrix 16Carrier 12Carrier 12Delta 4Delta 4Honeywell 1Honeywell 1Invensys/BarberColmen/Seibe 33Invensys/BarberColmen/Seibe 33Novar 1Novar 1Powers 7Powers 7Siemens 1Siemens 1Trane 13Trane 13Tridium 32 (most integrated with other systems)Tridium 32 (most integrated with other systems)Proliphix web thermostats -307 in modularsProliphix web thermostats -307 in modulars +/- 242 systems+/- 242 systems
Controls ReplacementsControls Replacements
23 DDC controls projects are in some stage of 23 DDC controls projects are in some stage of construction from planning/design to final punch construction from planning/design to final punch out/warranty.out/warranty.
Replacement done through:Replacement done through:– Design and Construction new or renovated buildingsDesign and Construction new or renovated buildings– Infrastructure Engineering –ReplacementInfrastructure Engineering –Replacement– Energy Management – Energy Management –
upgrades/replacements/modificationsupgrades/replacements/modifications– ESCO – New or replacementsESCO – New or replacements
Energy Performance Contract/ ESCOEnergy Performance Contract/ ESCO 106 Buildings 10,453,683 Square Feet $19,313,572 investment $2,470,448 estimated annual savings 7.8 year simple payback
Preliminary work/feasibility/RFP began 2001
Construction started 1/2003 - Completion August 2006
Contract is “turn key” design build. FCPS dedicated no full time project manager. Part of coordinator time plus 1-1/2 inspectors.
ESCO provides design.auditing engineers and project management resources. Up to 4 full time PMs at times.
Most work occurs and is managed at night.
T-12 to T-8T-12 to T-8 MH to T-5 in gymsMH to T-5 in gyms Incandescent to Incandescent to
compact fluorescentcompact fluorescent All new LED exit All new LED exit
signs – no conversion signs – no conversion kitskits
Occupancy sensorsOccupancy sensors
No de-lamping or No de-lamping or reducing light output!reducing light output!
Watch product Watch product selection carefully…selection carefully…
Energy Performance Contract/ ESCOEnergy Performance Contract/ ESCO
Other Projects in Contract:Other Projects in Contract: Window upgradesWindow upgrades Tridium Integration with legacy EMSTridium Integration with legacy EMS EMS installs and replacements EMS installs and replacements Automated Meter ReadingAutomated Meter Reading Boiler Tune-upsBoiler Tune-ups Pneumatic Tune upsPneumatic Tune ups Boiler Conversions (electric to gas)Boiler Conversions (electric to gas) Trailer Controls - Bard controllersTrailer Controls - Bard controllers Chiller monitoring (Carrier)Chiller monitoring (Carrier)
Energy Performance Contract/ ESCOEnergy Performance Contract/ ESCO
Other StuffOther Stuff Energy Watchdog for bill trackingEnergy Watchdog for bill tracking Energy Management Web PortalEnergy Management Web Portal EKA automated meter reading upgrade to serverEKA automated meter reading upgrade to server US EPA Energy Star Portfolio/US EPA Energy Star Portfolio/ SchoolDude/FSDirect schedulerSchoolDude/FSDirect scheduler Modular building web base thermostat upgradeModular building web base thermostat upgrade Training program for HVAC and Operating Training program for HVAC and Operating
EngineersEngineers Reverse auction for gas via Washington Council Reverse auction for gas via Washington Council
of Governments COGof Governments COG Migration to “web based” 632 EMS devices with Migration to “web based” 632 EMS devices with
IP address - had one device in 2003.IP address - had one device in 2003. Migration to graphical/web interfaces - 147 Migration to graphical/web interfaces - 147
graphical systems – had one in 2003graphical systems – had one in 2003
New stuff in the pipeline….New stuff in the pipeline….
New Construction is being designed to Collaborative for New Construction is being designed to Collaborative for High Performance Schools (CHPS) standards. High Performance Schools (CHPS) standards. Emphasizes energy use (lighting and HVAC) more than Emphasizes energy use (lighting and HVAC) more than LEED ( NOT doing LEED)LEED ( NOT doing LEED)
Geothermal heat pumps - evaluating now – expect to start Geothermal heat pumps - evaluating now – expect to start using them soon.using them soon.
PJM Demand response program pilot in 5 schoolsPJM Demand response program pilot in 5 schools Switching 2 schools from VEPGA 130 to 132 schedule as Switching 2 schools from VEPGA 130 to 132 schedule as
pilot.pilot. Formal internal energy audits of schools by engineer with Formal internal energy audits of schools by engineer with
improvement tracking.improvement tracking.
Fairfax County Public Schools Fairfax County Public Schools Energy Management Energy Management
Kirk Hiles, PE - Energy EngineerKirk Hiles, PE - Energy Engineer [email protected]
Tom Reinsel, PE CEM Tom Reinsel, PE CEM Coordinator, Energy ManagementCoordinator, Energy Management
