Stray Dogs

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Stray Dogs Cats

• Draft Conservation Assessment of Commercial
  Sector Stand-Alone Measures

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Context

• Technical Economic Potential
• Not yet adjusted for achievable potential
• Not yet adjusted for baseline adoption of measure
  due to practices or price
• Economic Potential based on TRC Benefit/Cost
  Ratio gt1.0

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Context

• Costs savings modeled under Council Inputs
• 4.75 Discount Rate
• Zero Externalities Credit
• Program costs at 20 of capital cost

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List of Measures
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Quiz Which is the biggest?

• Answer Later

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Municipal Sewage Treatment

• Process Optimization
• Sensors Controls
• Remote Monitoring
• Training

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Municipal Sewage Treatment

• Facilities

• 842

• Total Treated Flow

• 2000 MGD

• 340 MWa

• Total Electricity Use

• 30 to 70

• Pilot Savings

• Big and Bold

• NEB

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MST Major Input Assumptions

• Use per MDG from 194 facilities by type
• Total capacity from survey of 842 with capacity
  data on about 500
• Costs, NEB and Savings from BacGen pilots and
  site visits
• Current penetration minimal

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MST Major Input Assumptions

• Savings Potential Inputs
• Activated Sludge gt10 MGD
• Activated Sludge 1-10 MGD
• Activated Sludge lt 1 MGD
• Extended Aeration Lagoons
• Aerated/Mixed Lagoons

• 9
• 25
• 30
• 30
• 25

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MST Non-Energy Benefits

• Labor (automation of sampling report)
• Solids reduction (removal disposal)
• Chemical reduction
• Capacity enhancement (not quantified)

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Municipal Sewage Treatment
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Municipal Sewage Treatment
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Municipal Sewage Treatment

• Natural Utility Program
• Each facility is different
• Strong non-energy benefits
• Lots of barriers
• Industrial sewage treatment loads are similar
  magnitude
• Add to industrial supply curve

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LED Traffic Lights

• Still remaining retrofit potential
• Spotty penetration
• Seattle Portland completed RG
• Ada County Idaho at 10
• Costs dropping
• Green now cost-effective
• Its a question of when

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LED Traffic Lights

• Stock Inputs
• Based on national data on signal density
• Growth with population
• Retrofit Penetration of LED
• Based on informal phone survey by state
• Red 56, Green 38, Walk 4
• New Signal Penetration of LEDs
• Red 90, Green 90, Walk 50

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LED Traffic Lights
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LED Exit Signs

• Stock estimates vary widely
• Used conservative estimate
• 2,000,000 units
• Retrofit penetration
• 20 LED CFL
• Previous CFL available for retro
• New construction penetration
• 80 LED

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LED Exit Signs

• Cost Savings Potential
• Used RTF assumptions
• Retrofit Technologies
• LED 80
• Electro-Luminescent 10
• CFL 5
• Cold Cathode 5

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Exit Signs
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Municipal Water Supply

• Identified during sewage treatment pilots
• Municipal use for treatment is 120 150 MWa
• Aging systems
• 4600 facilities PNW
• Savings potential 20-30
• 24MWa to 45 MWa
• Need cost estimates pilot

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Municipal Water Supply
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Municipal Water Supply

• Real-Time System Modeling Optimization
• Pump Systems Benchmarking Optimization
• Low-cost Metering Data Collection
• Automated Pressure Management
• Automated Monitoring, Control Optimization
• Leak Detection Pipeline Monitoring

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Network PC Management

• Better enabling of power management controls
• Savings 200kWh/PC Existing
• Savings 160kWh/PC New
• Stock changeover

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Network PC Management

• Stock Assumptions
• Growth tied to commercial employment
• Plus 20 increase in density of desktop PC
• Conversion to LCD display
• Conversion to hotter chips
• Savings Assumptions
• 200 kWh/PC existing PCs per RTF
• 160 kWh/PC new PCs

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Network PC Management
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Network PC Management
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Network PC Management
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LCD Computer Monitors

• Market share now 20
• Costs dropping with production capacity increases
• Assume in Forecast
• Remove 45 MWa at 2025

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Power Supplies in Equipment

• TV
• Cordless phone
• Computers
• UPS
• Visa machine
• Answering machines
• Chargers

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Power Supplies in Equipment

• US Stock 8 per person
• 2.5 Billion Units
• US Power Supply Losses 350 MWa
• Efficiencies
• 40 Low End
• 90 High End
• Savings Potential
• US 175 MWa, PNW 7 MWa and growing

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Packaged Refrigeration Appliances

• Vending Machines
• Ice Makers
• Reach-ins
• Beverage Merchandisers
• Walk-ins
• Water Coolers

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Packaged Refrigeration Appliances
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Not Yet Estimated

• Commercial clothes washers
• Printers and copiers
• Parking garage ventilation
• Air compressors
• GFX heat exchangers
• Street and highway lighting
• High velocity hand dryers

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