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Conserving Energy One Home at a Time

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Do you know how much electricity you use in your personal office, cubicle or home? Do you know how much energy your desktop computer or laptop uses? Will you save more electricity by turning off your computer at night or shortening your daily shower by five minutes? Discover some counter-intuitive facts about saving energy, money and the environment.

Published in: Environment
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Conserving Energy One Home at a Time

  1. 1. Conserving Energy One Home at a Time Rich McCue – January 2015 rmccue@uvic.ca
  2. 2. Linux
  3. 3. How Much do we Spend on Electricity?
  4. 4. $85 / monthHeating Hot Water Cooking Dryer$12 / person
  5. 5. 88 watts 129 watts
  6. 6. 175 watts
  7. 7. How do we Measure Electrical Usage?
  8. 8. Kilowatt hour
  9. 9. 1000 watts per hour
  10. 10. X 10 hours = 1 kWh 100 Watt
  11. 11. X 10 hours = $0.10
  12. 12. What does a Kilowatt Hour of Electricity Cost in 2014?
  13. 13. How much electricity does your Home use?
  14. 14. 88 watts $39 / year Dell Optiplex 780
  15. 15. 22 watts $10 / year Dell Latitude E5400
  16. 16. 4 watts $1.75 / year iPad
  17. 17. 4500 watts, 2hrs / day $360 / year 60 Gallon Hot Water Tank
  18. 18. 6000 watts, 1/2 hr / day $120 / year Cloths Dryer
  19. 19. Relative Consumption per Hour
  20. 20. Relative Consumption per Hour
  21. 21. How Do We Measure Electrical Draw at Home? Per Plug: Kill A Watt
  22. 22. BCHydro.com
  23. 23. BC Hydro “Home Energy Monitoring Program” $35 bchydro.com/energymonitor
  24. 24. 60 watts 9.5 watts
  25. 25. 4500 watts 9.5 watts
  26. 26. 10 Hours = 15 Min
  27. 27. What Has Rich Done at Home? Heat Recovery… $1500 Windows & Sealing & Insulation $4000
  28. 28. What Has Rich Done at Home? Solar Hot Water $4000 Power Pipe $800
  29. 29. What Has Rich Done at Home? Heat Pump w/ programmable thermostat $6000
  30. 30. What Has Rich Done at Home? $35
  31. 31. What Did It Cost Rich? ● Windows & Insulation: $4000 ● Heat Pump & Thermostat: $6000 ● Solar Hot Water: $4000 ● Heat Recovery Ventilation: $1500
  32. 32. Where to Start? 2 No Brainers: ● Home Energy Assessment: http://www.solarcolwood.ca/ ● BC HydroHome Energy Monitor
  33. 33. Next Steps: ● Work on low cost items: ● Insulation ● Seal up a Leaky House ● clothesline http://http://www.motherearthnews.com/green-homes/
  34. 34. Returns on Investment? ● Programmable Thermostat. 1yr. ● Air Leaks. 2yrs. ● Water Heater Insulation. 2yrs. ● Shower Head. 2yrs. http://www.think-energy.net/ecm_payback.htm
  35. 35. Look for Energy Star equipment ... Next Computer or appliance?
  36. 36. Suggestion, Comments, Stories? Rich McCue UVic Libraries rmccue@uvic.ca http://richmccue.com

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