energy efficiency program presentation final · obest return on investment ocapital infrastructure...
TRANSCRIPT
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Energy Efficiency Program OverviewJuly 18, 2017
Charlotte County Facilities Construction and Maintenance1
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Scope and Purpose
• County facilities oriented• Highlight selected strategies• Foundation – Current – Moving Forward
Energy efficiency Current status Moving Forwardprogram foundation
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• Feedback and guidance
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Industry Standards and Guidelines
• Charlotte Countyo Energy Efficiency Conservation Strategyo Comprehensive Plano Green Building Program
• Floridao Florida Energy Conservation and Sustainable
Buildings Act (FS 255.251)o Florida Building Code, Energy Conservation
• Federalo EO 13693 (2016) Optimizing Energy Performance 3
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BCC Focus Areas Supported
• Infrastructureo Maintenance programs
and cost delineationo Implement projects
• Efficient and Effective Governmento Innovationo Performanceo Accountability o Analytics and data driven
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Energy Efficiency Conservation Strategy
• Adopted, 2011• Outlined broad-based energy
efficiency and conservation goals
• Identified key goals, objectives, policies, and projects
• Over 80% of listed projects complete; several others underway
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Energy Efficiency Program Evolution
• County’s energy efficiency program has evolved including:o Energy auditing, benchmarking, measurement and
verification – energy performance savings contracto Research – LED, HVAC automationo Operational best practices – occupancy sensors,
FPL rate plans, low-flow plumbing fixtureso Capital improvements/retrofits
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Energy Initiative StrategiesTECHNIQUES• Geothermal• Photovoltaic• Metering analysis/
sub-metering• Thermostat
settings• LED lighting• Green sports
lighting• Solar hot water• Energy star
appliances• Window tinting
SYSTEMS• Electrical and
Lighting • HVAC • Plumbing• Building envelope• Equipment, motors,
pumps• Building automation• Sports lighting
controls
PROGRAMS• EnergyCAP software• Energy performance
contracting• FPL rate plans/rebates• Grants• Third-party certification• Life cycle cost analysis• Green standards• Training/user compliance• Advisory committee• Energy audits/
commissioning• Measurement &
verification
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Interrelationships of Energy Initiatives
TECHNIQUES SYSTEMS
PROGRAMS
behavioral changestechnologies
reduce fossil fuel usageenergy efficiency
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% Savings Effectiveness
Industry Standards for Potential Savings
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Return on Investment (ROI)
Industry Standards for Potential Payback (ROI)
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Advancing Technologies Impacting Energy Initiatives
• Solar photovoltaicAdvancing technology + decreasing prices
= Potential payback (ROI) reduction
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Human Services Solar Photovoltaic (2012)
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Advancing Technologies Impacting Energy Initiatives
• LED sports lighting o Improved technology
accompanied by equal warranties (25 years)
o Improved light spill and glare control
o Instant on / offo 25% more energy savingso 10% price reductiono ROI nearly equivalent 12LED Sports Lighting vs.
Green Sports Lighting Illustration
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Guaranteed Energy Performance Savings Contract
• Siemens Industry, October 2013• Funded by energy savings
o simple payback average 13.8 years• 20 facilities targeted• Lighting, water, HVAC, pools,
pumps, building weatherization, Sports Park ballfield lighting
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Building Weatherization Upgrades
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Guaranteed Energy Performance Savings Contract
• $155,041 exceeding guarantee• Accumulated savings $757,235 to date
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EnergyCAP
• Global reporting of county-wide electric, water, and gas usage
• Mechanism to track energy usage and expenditures
Comparison from 2015 (BLUE) to 2016 (GOLD)
Tringali Tennis and Roller Hockey NCRP Soccer Fields
Ele
ctric
(kW
h)
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EnergyCAP
• Tool to identify heavy energy usage• Goal: NTE benchmark annual target
Annual Target
YTD Target
Murdock Campus, Building A (Annual Electric Usage Comparison)2014 2015 2016 2017 YTD
2.5
2.0
1.5
1.0
0.5
0.0
kWh
(X 1
,000
,000
)
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FPL Rate Plan Conversions
• 18 sports lighting meters at 7 parks were identified for seasonal time-of-use rate plan
• Projected annual savings ~ $50,000
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FPL SolarNow Program
• Voluntary customer participation• FPL installation, operation and maintenance
of solar energy demonstration projects• Charlotte County opportunity as host site
o No cost to Countyo Visibility – promote environmental stewardshipo Long-term lease agreemento Locations mutually agreed upon with FPL
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• Solar Canopy
FPL SolarNow Program
• Solar Trees
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FPL SolarNow Program
• Potential Locations – Solar Trees
20Locations and quantities may vary.
Ann Dever Regional Park Charlotte Sports Park
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FPL SolarNow Program
• Potential Locations – Solar CanopiesTringali Park / Englewood Library
21Locations and quantities may vary.
Charlotte Sports Park
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Key Energy Savings InitiativesEnergy InitiativesSolar PhotovoltaicLED Sports LightingGreen Sports LightingLED Building Lighting LED Parking Lot LightingOccupancy SensorsHigh-Efficiency Air ConditioningSolar Water HeatersHigh-Efficiency TransformersWindow TintingBuilding Envelope SystemsBuilding Automation SystemsThermostat ControlsGeothermal
Recent ExamplesHuman Services BuildingSouth County Regional ParkNorth Charlotte Regional ParkMurdock Campus, Building DMid County LibraryGrace Street AnnexMurdock Campus, Building AFire Station #12Murdock Campus, Building BEvent CenterHarold Ave Rec CenterJustice CenterCharlotte Sports ParkSouth County Park Pool
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New and Retrofit Project Energy Efficiency Strategies
• Retrofit or Renovations Strategieso Best Return on Investmento Capital Infrastructure Replacementso Heavy Energy Usage Reductions
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Event Center High Bay LED Lighting Retrofit
Before After
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New and Retrofit Project Energy Efficiency Strategies
• New Projectso Best practices o Techniques, Systems, and Programs o Building Energy Modeling o Building materials and technologieso Project evaluation matrix
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Sheriff’s District 1 Headquarters
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Third-Party Certifications
• Florida Green Building Coalitiono climate specifico overlay to Florida Building Code
• Green Building Initiative (Green Globes)
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Harold Avenue Concessions
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Third-Party Certifications
• Leadership in Energy & Environmental Design (LEED)
• International Green Construction Code
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Human Services Building
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Moving Forward
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• Solar analysis• Secure internships for research and analysis• Optimize data input/analysis from EnergyCAP• Enhance performance of heavy energy usage
buildings• Re-introduce third-party building certification• Smart building automation systems• Formalize energy efficiency basis of design• Continue funding dedicated to energy efficiency
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Questions
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