Diseño de elementos de Motor alternativo Daniel Zuñiga Bocanegra Verificación por MACH en las puntas a diferentes RPM Datos: Motor Continental 10-470 Aeronave Cessna 180 ( (1) ) ≔ Vc ⋅ 220 kph ≔ n ⋅ 43.75 ― 1 s ≔ Vr = ‾‾‾‾‾‾‾‾‾‾‾‾‾‾ + ( (Vc) ) 2 ( ( ⋅ ⋅ π nD) ) 2 295.032 ― m s ≔ Potencia 260 hp ≔ MACH = ―― Vr Vs 0.86 ≔ N ⋅ 2625 ―― 1 min ≔ Octano − 100 130 ≔ D ⋅ 2.10 m ≔ Vs ⋅ 343 ― m s ( (4) ) ≔ n2 ⋅ 133.333 ― 1 s ≔ Vr2 ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾ + ( (Vc) ) 2 ( ( ⋅ ⋅ π n2 D) ) 2 = Vr2 881.764 ― m s ≔ MACH = ―― Vr2 Vs 2.571 ( (2) ) ( (5) ) ≔ n2 ⋅ 166.66 ― 1 s ≔ n ⋅ 66.666 ― 1 s ≔ Vr2 ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾ + ( (Vc) ) 2 ( ( ⋅ ⋅ π n2 D) ) 2 ≔ Vr = ‾‾‾‾‾‾‾‾‾‾‾‾‾‾ + ( (Vc) ) 2 ( ( ⋅ ⋅ π nD) ) 2 444.044 ― m s = Vr2 ⎛ ⎝ ⋅ 1.101 10 3 ⎞ ⎠ ― m s ≔ MACH = ―― Vr2 Vs 3.211 ≔ MACH = ―― Vr Vs 1.295 ( (3) ) ≔ n ⋅ 100 ― 1 s ≔ Vr = ‾‾‾‾‾‾‾‾‾‾‾‾‾‾ + ( (Vc) ) 2 ( ( ⋅ ⋅ π nD) ) 2 662.559 ― m s ≔ MACH = ―― Vr Vs 1.932
