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Energy Efficiency 101 Spring 2011 Energy Efficiency 101 Spring 2011

Who am I? Alan R. Mulak, PE (978) 486 -4484 amulak@comcast. net Who am I? Alan R. Mulak, PE (978) 486 -4484 [email protected] net

Introduction 1. 2. 3. 4. Thank you Credits! My Opinion Q&A Introduction 1. 2. 3. 4. Thank you Credits! My Opinion Q&A

Why do we need EE 101? Electric Costs per kwhr $ 0. 25 $ Why do we need EE 101? Electric Costs per kwhr $ 0. 25 $ 0. 20 $ 0. 15 $ 0. 10 $ 0. 05 $90 91 92 93 94 95 96 97 98 99 Colored lines are local utility rates. 0 1 2 3 4 5 6 7 8

Why do we need EE 101? Why do we need EE 101?

Why do we need EE 101? 6 Why do we need EE 101? 6

Why do we need EE 101? Why do we need EE 101?

Why EE 101? What’s new? Why EE 101? What’s new?

EE 101 First and foremost: Turn it off! Steven Chu meeting with President Barack EE 101 First and foremost: Turn it off! Steven Chu meeting with President Barack Obama

Energy Measures, Terms, and Definitions Watts Kilowatt-hours Energy Demand Therms BTUs Tons Energy Measures, Terms, and Definitions Watts Kilowatt-hours Energy Demand Therms BTUs Tons

Energy Measures, Terms, and Definitions Watts Kilowatt-hours Energy Measures, Terms, and Definitions Watts Kilowatt-hours

Energy Measures, Terms, and Definitions n Energy - Energy Consumption is the total electrical Energy Measures, Terms, and Definitions n Energy - Energy Consumption is the total electrical energy consumed in a given time period, measured in kilowatt-hours (k. Wh) n Demand - Energy Demand is the rate of electrical energy consumption measured in kilowatts (k. W)

Energy Measures, Terms, and Definitions Gas is sold by the Therm Oil and propane Energy Measures, Terms, and Definitions Gas is sold by the Therm Oil and propane are sold by the gallon

Energy Measures, Terms, and Definitions Heating and cooling equipment capacities are stated in BTU/hrs Energy Measures, Terms, and Definitions Heating and cooling equipment capacities are stated in BTU/hrs and Tons

Energy Efficiency Fundamentals Terms and Definitions: 1. Retrofit 2. New Construction 3. Cool Choice Energy Efficiency Fundamentals Terms and Definitions: 1. Retrofit 2. New Construction 3. Cool Choice 4. Retro-commission 15

Energy Tracking “You can’t diet without a scale!” Energy Tracking “You can’t diet without a scale!”

Energy Tracking Collect Energy Data n Sources n n Electricity Natural gas Oil Monthly Energy Tracking Collect Energy Data n Sources n n Electricity Natural gas Oil Monthly Bills n n Use most recent data Minimum of 1 year, prefer 2 or 3 years Usage data (k. Wh, therms, gallons) Cost data ($)

Energy Tracking Energy Tracking

Energy Tracking Energy Tracking

Getting started… Getting started…

First: Train your Building Operators! www. theboc. info/ CEA I & II First: Train your Building Operators! www. theboc. info/ CEA I & II

Next: Utilize Free Resources O&M Best Practices www. eere. energy. gov/femp Next: Utilize Free Resources O&M Best Practices www. eere. energy. gov/femp

More Free Resources COMcheck www. energycodes. gov/comcheck/ez_download. stm More Free Resources COMcheck www. energycodes. gov/comcheck/ez_download. stm

More Free Resources Why use COMcheck? n n Code compliance software Grant applications What More Free Resources Why use COMcheck? n n Code compliance software Grant applications What if scenarios Incentive applications

More Free Resources Motor Master www 1. eere. energy. gov/industry/bestpractices/software. html More Free Resources Motor Master www 1. eere. energy. gov/industry/bestpractices/software. html

More Free Resources Why use Motor Master? n n Motors use energy very quietly More Free Resources Why use Motor Master? n n Motors use energy very quietly Be prepared for burnout Game plan…inventory! Great job for intern or student!!!

More Free Resources 1. Lighting www. geconsumerandindustrial. com/environmentalinfo/tools 2. Air Conditioning www. alliantenergy. com/docs/groups/public/documents/pub More Free Resources 1. Lighting www. geconsumerandindustrial. com/environmentalinfo/tools 2. Air Conditioning www. alliantenergy. com/docs/groups/public/documents/pub 3. Variable Speed Drives www. alliantenergy. com/docs

More Free Resources EPA Energy Star Building Portfolio Manager More Free Resources EPA Energy Star Building Portfolio Manager

More Free Resources 1. 2. 3. 4. Compare your buildings to each other and More Free Resources 1. 2. 3. 4. Compare your buildings to each other and similar facilities. Good performers? Poor performers? EPA Energy Star Building Portfolio Manager www. energystar. gov

WIIFM? Portfolio Manager – make your boss look good! WIIFM? Portfolio Manager – make your boss look good!

Energy Efficiency 101 Baker’s Dozen = Energy Efficiency 101 Baker’s Dozen =

BD#1 – Tune up your building! Applies to: §New buildings §Re-commissioning existing buildings §Continuous BD#1 – Tune up your building! Applies to: §New buildings §Re-commissioning existing buildings §Continuous Commissioning as part of O&M.

BD#1 – Tune up your building! Quick Case Study: down 27% Electric 2006 vs BD#1 – Tune up your building! Quick Case Study: down 27% Electric 2006 vs 2009 30000 25000 kwhrs 20000 15000 10000 5000 0 jan feb mar apr may jun jul aug sep oct nov dec

BD#1 – Tune up your building! Quick Case Study: down 30% Gas 2006 vs BD#1 – Tune up your building! Quick Case Study: down 30% Gas 2006 vs 2009 8000 7000 therms 6000 5000 4000 3000 2000 1000 0 1 2 3 4 5 6 7 8 9 10 11 12

BD#2 – Incandescent Bulbs BD#2 – Incandescent Bulbs

BD#2 – Incandescent Bulbs Quick Case Study: watts Before…incandescent 65 watt, total 5, 135 BD#2 – Incandescent Bulbs Quick Case Study: watts Before…incandescent 65 watt, total 5, 135

BD#2 – Incandescent Bulbs Quick Case Study: After…LR 6, total 948 watts BD#2 – Incandescent Bulbs Quick Case Study: After…LR 6, total 948 watts

BD#3 – T 5’s and HPT 8’s in Gyms, Rinks, etc BD#3 – T 5’s and HPT 8’s in Gyms, Rinks, etc

BD#4 – Occupancy Sensors Note: Isole metered savings = 100 kwhr per year BD#4 – Occupancy Sensors Note: Isole metered savings = 100 kwhr per year

BD#4 – Occupancy Sensors Point to consider: Your vending machine is costing about $400 BD#4 – Occupancy Sensors Point to consider: Your vending machine is costing about $400 in annual electrical costs PER MACHINE!

BD#5 – Utility Programs BD#5 – Utility Programs

BD#5 – Kitchen Programs Review eligible equipment models: Fryers ENERGY STAR® Convection Ovens ENERGY BD#5 – Kitchen Programs Review eligible equipment models: Fryers ENERGY STAR® Convection Ovens ENERGY STAR® Steam Cookers ENERGY STAR® Griddles Combination Ovens Rack Ovens Conveyor Ovens Pre-Rinse Spray Valve

BD#5 – Kitchen Programs Points to consider: • The pre-rinse valve shown below will BD#5 – Kitchen Programs Points to consider: • The pre-rinse valve shown below will save an average of 335 therms of gas per year!

BD#6 – CMMS / EMS System BD#6 – CMMS / EMS System

BD#7 – Gas IR Heat Vs. BD#7 – Gas IR Heat Vs.

BD#7 – Gas IR Heat BD#7 – Gas IR Heat

BD#7 – Gas IR Heat Points to consider: • For every degree you lower BD#7 – Gas IR Heat Points to consider: • For every degree you lower your thermostat, you save 3% of heating fuel. • Infrared generally operates 2 to 4 degrees cooler.

BD#7 – Gas Boilers Vs BD#7 – Gas Boilers Vs

BD#7 – Gas Boilers Points to consider: • Boiler reset controls adjust the boiler BD#7 – Gas Boilers Points to consider: • Boiler reset controls adjust the boiler water temperature based on outdoor temperature. The water can be run a little cooler during fall and spring, and a little hotter during the coldest parts of the winter. • They save 2 to 5% of energy used to heat boiler water.

BD#8 – Gas Hot Water BD#8 – Gas Hot Water

BD#8 – Gas Hot Water Quick Case Study: BD#8 – Gas Hot Water Quick Case Study:

BD#8 – Gas Hot Water Another Quick Case Study: BD#8 – Gas Hot Water Another Quick Case Study:

BD#9 - Motors: • Don’t buy the cheapest! • NEMA Premium Efficiency • Great BD#9 - Motors: • Don’t buy the cheapest! • NEMA Premium Efficiency • Great intern job

BD #10 – Filters: • • • Don’t buy the cheapest! Locate and change BD #10 – Filters: • • • Don’t buy the cheapest! Locate and change them HEPA filters NAFA - National Air Filtration Association Fiberglass filter MERV < 1 Pleated filter MERV > 6

BD #11 – IR Survey 55 BD #11 – IR Survey 55

DB#12 - Air Compressors A few notes from Jeff Wright… 1. Audible leaks - DB#12 - Air Compressors A few notes from Jeff Wright… 1. Audible leaks - $1, 500 2. ¼” leaks - $5, 000 3. Add VSD and expansion tank – save 30 to 50% of energy 4. Roughly $1, 000 per HP 56

BD#13 – Field Trip Take a field trip with your boss BD#13 – Field Trip Take a field trip with your boss

What the…? What the…?

What the…? What the…?

What the…? What the…?

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What the …? What the …?

Thank you! Questions? Thank you! Questions?