Post on 23-Jan-2018
Conserving Energy One
Home at a Time
Rich McCue – January 2015
rmccue@uvic.ca
Linux
How Much do we
Spend on Electricity?
$85 /
monthHeating
Hot Water
Cooking
Dryer$12 /
person
88 watts
129 watts
175 watts
How do we
Measure
Electrical
Usage?
Kilowatt hour
1000 watts
per hour
X 10 hours = 1 kWh
100
Watt
X 10 hours = $0.10
What does a Kilowatt Hour of
Electricity Cost in 2014?
How much electricity does
your Home use?
88 watts
$39 / year
Dell Optiplex 780
22 watts
$10 / year
Dell Latitude E5400
4 watts
$1.75 / year
iPad
4500 watts,
2hrs / day
$360 / year
60 Gallon Hot Water
Tank
6000 watts,
1/2 hr / day
$120 / year
Cloths Dryer
Relative Consumption
per Hour
Relative Consumption
per Hour
How Do We Measure Electrical
Draw at Home?
Per Plug: Kill A Watt
BC Hydro “Home Energy
Monitoring Program”
$35
bchydro.com/energymonitor
60 watts 9.5 watts
4500 watts 9.5 watts
10 Hours
=
15 Min
What Has Rich Done at
Home?
Heat Recovery…
$1500
Windows &
Sealing &
Insulation
$4000
What Has Rich Done at
Home?
Solar Hot Water
$4000
Power
Pipe
$800
What Has Rich Done at
Home?
Heat Pump
w/ programmable
thermostat
$6000
What Has Rich Done at
Home?
$35
What Did It Cost Rich?
● Windows & Insulation: $4000
● Heat Pump & Thermostat: $6000
● Solar Hot Water: $4000
● Heat Recovery Ventilation: $1500
● Drain Heat Recovery: $800
Where to Start?
2 No Brainers:
● Home Energy Assessment:
http://www.solarcolwood.ca/
● BC HydroHome Energy Monitor
Next Steps:
● Work on low cost items:
● Insulation
●Seal up a Leaky House
● clothesline
led bulbs
http://http://www.motherearthnews.com/green-homes/
Returns on Investment?
● Programmable Thermostat. 1yr.
● Air Leaks. 2yrs.
● Water Heater Insulation. 2yrs.
● Shower Head. 2yrs.
Insulation. 5yrs.
http://www.think-energy.net/ecm_payback.htm
Look for
Energy Star
equipment ...
Next
Computer or
appliance?
Suggestion, Comments,
Stories?
Rich McCueUVic Libraries
rmccue@uvic.cahttp://richmccue.com