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Conclusion
BEM anaysis
total Diameter
1.5m
airfoil
s1223
condition
velocity
1.5m/s
Re number
2.99 x 10^6
viscosity of water
0.001793 Pa.s
result
Power
1000 w
TSR value
3.1
4blades
full fill objective
power 700-1000watt perhouses
Methodology
Blade Design
Constant
length
r= 0.55
diameter=1.5
hub radius
0.2m
airfoil
S1223 airfoil
Chord
calculated(formula)
2blades
3blades
4blades
optimization
use betz
twist
optimization
opt L/d degree=7.0 degree
tsr value f. max power
3blades
4.2
4blades
3.1
2blades
6.3
result & discussion
BEM Dimensional analysis
TSR analysis
Power grph
Thrust graph
Cp graph
Torque grpah
Power extraction analysis
connection with rpm
Thrust vs rpm
Torque vs rpm
Power vs rpm