Small scale wind energy harvesting with maximum power tracking
Small Scale Energy Presentation
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Transcript of Small Scale Energy Presentation
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Routes Magazine
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Smart Grid
Source: http://www.oe.energy.gov/
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Utilities Typically Stop at the Meter
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The Last Frontier -cross the threshold
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Our Customers are Unique
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Customer Focused
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VAWT
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Building Mounted
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Building Mounted
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Wind Speed Vs Wind Energy
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10m
50m
15m
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10m
50m
15m
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Got Wind?
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Got Wind?
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Got Wind?
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Got Wind?
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Where’s Waldo? Or Solar.
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Majority of Electricity Charges are Fixed….
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The fixed portion of my bill is huge
1.578¢/kWh
33¢/day + 0.6775¢/kWh (0.2059¢/kWh)
$7.59
3.7¢/day
Fixed + Variable
+ 2.1¢/kWh
0.6953¢/kWh0.019¢/kWh
$18.97 + 12.5¢/kWh = $100.35
Majority of Electricity Charges are Fixed…..
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Majority of Electricity Charges are Fixed…..
$100.35 total bill
$18.97 fixed charges
Only 19% fixed81% variable
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My Home isn’t perfect so …..
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My Home isn’t perfect so …..
Faces West + 4/12 pitch roof
-27%
Only 4/12 pitch roof
-10%
South 12/12 pitch roof
100%
Shaded entire December
-5%
Faces SSW + 4/12 pitch roof
-14%
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My Home isn’t perfect so …..
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If Only Solar Had a Payback……
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If Only Solar Had a Payback……
80.2¢/kWh for 20 years0.16% takeup
$6000 cash incentive0.17% takeup
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If Only Solar Had a Payback……
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Waiting for Incentives
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Waiting for Incentives
$14,500,000
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Micro-Gen Regulation – Jan 1, 2009
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Bi-directional Meter
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Waiting for Incentives
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When the panels are more efficient…
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When the panels are more efficient…
17.8%
13.6%
$653.95 X 6 = $3923.70
$476.10 X 6 = $2856.60
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17.8%$653.95
13.6%$476.10
6.1%$225.00
When the panels are more efficient…
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Max theoretical single Junction cell is 33% efficient
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When the panels are more efficient…
More EfficientMore Expensive
Less EfficientLess Expensive
$
$$$$
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Caller#4
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If only Calgary was good for Solar…
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Source:NRCAN
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If only Calgary was good for Solar…
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Too bad about the Hail…
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Too bad about the Hail…
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Too bad about the Hail…
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Too bad about the Hail…
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ReCap
Fixed Charges
Perfect House
Payback
Incentives
Solar Resource
Hail
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What’s Holding You back Now?
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Questions?