Download - Group 6 Project Presentation
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EKC 377RENEWABLE AND SUSTAINABLE ENERGY
A Look into Renewable Energy Efficiency
“HYDROELECTRIC generator”
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Shaft
Dynamo
Resistor
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Angle (degree) Set
Voltage (V) Current (mA)Minimum
Power Output
(W)
Minimum Efficiency
(%)minimum maximum
Ratio(max/min)
minimum
maximum
Ratio (max/min)
45 1 0.01 0.03 0.33 1.05 2 0.01 0.03 0.35 1.22 3 0.01 0.03 0.33 1
Average 0.01 0.03 3
0.336667 1.09
3.2376238
3.36667E-06
0.00219981
90 1 0.169 0.469 0.44 1.36 2 0.117 0.502 0.29 1.48 3 0.137 0.484 0.56 1.25
Average 0.141 0.485 3.4397163 0.43
1.363333
3.1705426
0.00006063
0.039616187
Table 1: Second stage design (Different angle injection of water)Volumetric flow rate (m3/s) 0.000194
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Angle (degree) Set
Voltage (V) Current (mA)
Minimum Power Output
(W)
Minimum Efficiency
(%)minimum maximumRatio(max
/min)minimum
maximum
Ratio (max/min)
90 1 0.005 0.28 0.01 0.03
2 0.003 0.139 0.01 0.03
3 0.002 0.18 0.01 0.03
Average 0.003333 0.199667 59.9 0.01 0.03 3
3.33333E-08
0.000347081
Table 2: Second stage design (lower flow rate)
Volumetric flow rate (m3/s) 7.69E-05
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Volumetric flow rate (m^3/s) 0.000196
Angle (degree) Set
Voltage (V) Current (mA)
Minimum Power Output
(W)Minimum
Efficiency (%)minimum maximumRatio(max/
min) minimum maximumRatio (max/min)
90 1 0.486 0.531 1.88 2.11
2 0.442 0.533 1.88 2.04
3 0.521 0.538 1.84 2.01
Average 0.483 0.534 1.1055901 1.866667 2.053333 1.1 0.0009016 0.564158309
Table 3 : final design (8 blades)
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• Higher number of blades increases the efficiency of the model
• 90°is the best angle to rotate the blade• Higher flow rate of water produces higher
energy and efficiency output compared to lower flow rate.
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