4. geometri propeller

GEOMETRI PROPELLER Setelah mendapatkan tipe propeller pada perhitungan sebelumnya, maka pada bagian ini akan dicari ukuran dari propeller yang sudah terpilih.

Contoh:

DIMENSIONS FOR 3 - 7 BLADED PROPELLER Referensi: Marine Propellers and Propulsion , hal 104

r/R {(c/D) x

[Z/(AE/A0)]} a/c b/c

t/D = Ar - Br.Z Ar Br

0.2 1.633 0.616 0.35 0.0526 0.0040 0.3 1.832 0.611 0.35 0.0464 0.0035 0.4 2.000 0.599 0.35 0.0402 0.0030 0.5 2.120 0.583 0.35 0.0340 0.0025 0.6 2.186 0.558 0.389 0.0278 0.0020 0.7 2.168 0.526 0.443 0.0216 0.0015 0.8 2.127 0.481 0.478 0.0154 0.0010 0.9 1.657 0.400 0.500 0.0092 0.0005 1 0 0 0 0.0030 0

DIMENSIONS FOR 3-BLADED PROPELLER Referensi: Marine Propellers and Propulsion , hal 104

Keterangan : R: Radius propeller

r/R : Rasio jarak tebal blade (pitch) Z : Jumlah blade

Cr : Panjang antara trailling edge ke leading edge pada r/R

D : Diameter propeller Ae/Ao : Perbandingan luasan daun propeller dengan seluruh

lingkaran propeller ar : Jarak antara genertor line ke leading edge br : Jarak maksimum tebal ke leading edge t : Tebal maksimum

DIMENSIONS FOR 3-BLADED PROPELLER Referensi: Marine Propellers and Propulsion , hal 104

DIMENSIONS FOR 3-BLADED PROPELLER

DIMENSIONS FOR 3-BLADED PROPELLER

DIMENSIONS FOR 3-BLADED PROPELLER Referensi: Marine Propellers and Propulsion , hal 105

DIMENSIONS FOR 3-BLADED PROPELLER Referensi: Marine Propellers and Propulsion , hal 105

DIMENSIONS FOR 3-BLADED PROPELLER Referensi: Marine Propellers and Propulsion , hal 105

DIMENSIONS FOR 3-BLADED PROPELLER Referensi: Marine Propellers and Propulsion , hal 105

DIMENSIONS FOR 3-BLADED PROPELLER Referensi: Marine Propellers and Propulsion , hal 104-105

DIMENSIONS FOR 3-BLADED PROPELLER Referensi: Marine Propellers and Propulsion , hal 104-105

DIMENSIONS FOR 3-BLADED PROPELLER Referensi: Marine Propellers and Propulsion , hal 104-105

DIMENSIONS FOR 3-BLADED PROPELLER Referensi: Marine Propellers and Propulsion , hal 104-105

DIMENSIONS FOR 3-BLADED PROPELLER Referensi: Marine Propellers and Propulsion , hal 104-105

DIMENSIONS FOR 3-BLADED PROPELLER

DIMENSIONS FOR 3-BLADED PROPELLER