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Wind Design Calculator

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NAMA DIAN ADI WIYANTO

NIM 202212517
No. ABSEN 17

Kecepatan angin maksimum = 15 + digit terkahir no NIM = 15 + 7 = 20 m/s


Kecepatan angin rata-rata = 6 + digit terkahir no NIM = 6 + 7 = 11 m/s
Kerapatan udara = 1.224 kg/m2
Daya generaor = 10,000 Watt
Pemakaian harian = 100 Kw
Ditanya : Jari-jari kincir angin?

WIND TURBINE RADIUS


kapasitas daya listrik efesiensi
(watt) bilah poros gearbox transmisi generator kontroler sistem
0.4 0.24
10000 0.9 0.9 0.9 0.9 0.9
0.35 0.21

cl/cd alpha (α) cl R TSR airfoil jumlah bilah (B)


133.5 5.8 1.63 1.7 7 4112 3
Twist
(beta )
TRS parsial flow angle (β (deg)
Elemen r
(λr) (Ø) (β) chord (m)
0 0.3 1.2 26.17 20.37 0.23
1 0.583 2.4 15.20 9.40 0.12
2 0.867 3.5 10.53 4.73 0.08
3 1.150 4.7 8.03 2.23 0.06
4 1.433 5.8 6.47 0.67 0.05
5 1.72 7.0 5.42 -0.38 0.04
US 1
kerapatan jari - jari tengah 2 𝑥 𝑃𝐷 2
udara
VD jari - jari (m)
(m) 𝑅=ቀ ቁ
1.66
𝐶𝑃𝐷 𝜂𝑑 𝜂𝑔 𝜌𝑎 𝜋 𝑉𝐷 3
1.224 20 1.7
1.77

jumlah bilah (B)


3

∅=2/3 〖𝑡𝑎𝑛〗 ^(−1) 1/(𝑇𝑆𝑅


𝑝𝑎𝑟𝑠𝑖𝑎𝑙(𝑠𝑒𝑔𝑚𝑒𝑛 𝑘𝑒 ..))

chord (m) Twi


0.25 25.00

0.20 20.00

15.00
0.15

10.00
0.10
5.00
0.05
0.00
0.2 0.4 0.6 0.8
0.00
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 -5.00
5.00
0.05
0.00
0.2 0.4 0.6 0.8
0.00
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 -5.00
1
𝑥 𝑃𝐷 2 PD : Daya generator
ቁ VD : Kecepatan angin maskima
𝑔 𝜌𝑎 𝜋 𝑉𝐷 3

Twist (Degree)

.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8


.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8

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