Ho fatto un pò di prove con motocalc per avere dei paramentri sperimentali
per il sukhoi 29S del silvestri , non mi trovo con i risultati , li metto a seguito e ditemi cosa ne pensate
In-flight Analysis - Untitled
1148ft above Sea Level, 29.92inHg, 55°F
Motor: Hacker A30 10XL; 900rpm/V; 2.3A no-load; 0.024 Ohms.
Battery: FlightPower 2500 (20C); 3 cells; 2500mAh @ 3.7V; 0.0065 Ohms/cell.
Speed Control: SPIN55; 0.94 Ohms; High rate.
Drive System: 14x8 (Pconst=1.08; Tconst=1) direct drive.
Airframe: Sukhoi 29S; 57sq.in; 127.8oz RTF; 321oz/sq.ft; Cd=0.039; Cl=0.53; Clopt=0.82; Clmax=1.07.
Stats: 3 W/lb in; 2 W/lb out; 90mph stall; 103mph opt; 127mph level; -535ft/min @ -3.4°; -535ft/min @ -3.4°.
AirSpd Drag Lift Batt Motor Motor Input Loss MGbOut MotGb Shaft Prop Thrust PSpd Prop Total Time
(mph) (oz) (oz) Amps Amps Volts (W) (W) (W) Ef(%) Ef(%) RPM (oz) (mph) Ef(%) Ef(%) (m:s)
0.0 0.0 0.0 8.6 8.6 2.8 24.5 7.8 16.6 67.9 17.4 2370 10.1 18.0 0.0 0.0 17.26
1.0 0.0 0.0 8.6 8.6 2.8 24.5 7.8 16.6 67.9 17.4 2370 9.8 17.0 7.3 1.3 17.26
2.0 0.0 0.0 8.6 8.6 2.8 24.4 7.8 16.6 67.9 17.4 2368 9.6 15.9 14.3 2.5 17.25
3.0 0.0 0.1 8.6 8.6 2.8 24.4 7.8 16.6 67.9 17.3 2365 9.3 14.9 20.8 3.6 17.25
4.0 0.0 0.1 8.6 8.6 2.8 24.4 7.8 16.6 67.9 17.3 2362 9.0 13.9 26.9 4.7 17.24
5.0 0.0 0.2 8.6 8.6 2.8 24.4 7.8 16.6 67.9 17.3 2361 8.7 12.9 32.6 5.7 17.24
6.0 0.0 0.3 8.6 8.6 2.8 24.4 7.8 16.6 67.9 17.4 2367 8.4 11.9 37.8 6.6 17.25
7.0 0.0 0.4 8.6 8.6 2.9 24.5 7.9 16.7 67.9 17.5 2385 8.1 11.1 42.4 7.4 17.28
8.0 0.0 0.5 8.6 8.6 2.9 24.7 7.9 16.8 67.9 17.7 2418 7.8 10.3 46.3 8.2 17.32
9.0 0.0 0.6 8.5 8.5 2.9 25.0 8.0 17.0 67.9 18.0 2462 7.6 9.7 49.7 8.9 17.38
10.0 0.1 0.8 8.4 8.4 3.0 25.3 8.2 17.2 67.8 18.3 2516 7.3 9.1 52.5 9.6 17.46
11.0 0.1 1.0 8.4 8.4 3.1 25.7 8.3 17.4 67.7 18.7 2583 7.0 8.6 54.8 10.3 17.56
12.0 0.1 1.1 8.3 8.3 3.2 26.1 8.5 17.7 67.6 19.2 2663 6.7 8.2 56.7 10.9 18.08
13.0 0.1 1.3 8.2 8.2 3.3 26.6 8.7 18.0 67.5 19.8 2754 6.5 7.9 58.2 11.5 18.21
14.0 0.1 1.5 8.1 8.1 3.4 27.1 8.9 18.3 67.3 20.4 2853 6.3 7.6 59.4 12.1 18.36
15.0 0.1 1.8 7.9 7.9 3.5 27.6 9.1 18.5 67.1 21.0 2959 6.0 7.4 60.4 12.7 18.53
16.0 0.1 2.0 7.8 7.8 3.6 28.1 9.3 18.8 66.9 21.7 3070 5.8 7.3 61.2 13.3 19.12
17.0 0.2 2.3 7.7 7.7 3.7 28.6 9.6 19.1 66.6 22.4 3187 5.6 7.1 61.9 13.8 19.31
18.0 0.2 2.5 7.5 7.5 3.9 29.1 9.8 19.3 66.2 23.0 3309 5.4 7.1 62.5 14.4 19.53
19.0 0.2 2.8 7.4 7.4 4.0 29.6 10.1 19.5 65.8 23.7 3433 5.2 7.0 62.9 14.9 20.15
20.0 0.2 3.1 7.3 7.3 4.1 30.0 10.4 19.6 65.4 24.4 3561 5.0 7.0 63.3 15.4 20.40
21.0 0.3 3.5 7.1 7.1 4.3 30.4 10.7 19.7 64.9 25.0 3692 4.8 7.0 63.6 15.9 21.05
22.0 0.3 3.8 7.0 7.0 4.4 30.8 11.0 19.8 64.4 25.6 3824 4.6 7.0 63.9 16.4 21.33
23.0 0.3 4.2 6.8 6.8 4.6 31.1 11.3 19.8 63.8 26.2 3959 4.5 7.0 64.2 16.8 22.02
24.0 0.3 4.5 6.7 6.7 4.7 31.4 11.6 19.8 63.2 26.8 4096 4.3 7.0 64.4 17.3 22.32
25.0 0.4 4.9 6.5 6.5 4.9 31.6 11.9 19.8 62.5 27.4 4235 4.1 7.1 64.5 17.7 23.05
26.0 0.4 5.3 6.3 6.3 5.0 31.8 12.2 19.6 61.7 27.9 4375 3.9 7.1 64.7 18.1 23.40
27.0 0.4 5.7 6.2 6.2 5.2 32.0 12.5 19.5 60.9 28.4 4517 3.8 7.2 64.8 18.4 24.16
28.0 0.5 6.2 6.0 6.0 5.3 32.0 12.8 19.3 60.1 28.8 4659 3.6 7.3 64.9 18.7 24.55
29.0 0.5 6.6 5.9 5.9 5.5 32.1 13.1 19.0 59.1 29.2 4803 3.4 7.4 65.0 19.0 25.37
30.0 0.5 7.1 5.7 5.7 5.6 32.1 13.4 18.7 58.1 29.5 4947 3.3 7.5 65.1 19.2 26.21
31.0 0.6 7.6 5.5 5.5 5.8 32.0 13.8 18.3 57.0 29.8 5093 3.1 7.6 65.2 19.4 27.08
32.0 0.6 8.1 5.4 5.4 6.0 31.9 14.1 17.8 55.8 30.0 5240 2.9 7.7 65.3 19.6 27.58
33.0 0.6 8.6 5.2 5.2 6.1 31.8 14.4 17.3 54.6 30.1 5387 2.8 7.8 65.4 19.6 28.52
34.0 0.7 9.1 5.0 5.0 6.3 31.6 14.8 16.8 53.2 30.1 5535 2.6 7.9 65.4 19.7 29.50
35.0 0.7 9.6 4.9 4.9 6.4 31.3 15.1 16.2 51.7 30.0 5682 2.4 8.0 65.5 19.6 30.51
36.0 0.7 10.2 4.7 4.7 6.6 31.0 15.5 15.5 50.1 29.8 5832 2.3 8.2 65.5 19.5 31.58
37.0 0.8 10.8 4.5 4.5 6.8 30.6 15.8 14.8 48.4 29.4 5980 2.1 8.3 65.6 19.3 33.09
38.0 0.8 11.4 4.4 4.4 6.9 30.1 16.1 14.0 46.4 29.0 6132 1.9 8.5 65.6 19.0 34.27
39.0 0.9 12.0 4.2 4.2 7.1 29.6 16.5 13.2 44.4 28.3 6283 1.8 8.6 65.6 18.6 35.51
40.0 0.9 12.6 4.0 4.0 7.2 29.1 16.8 12.2 42.1 27.5 6434 1.6 8.7 65.7 18.1 37.23
41.0 1.0 13.2 3.8 3.8 7.4 28.5 17.2 11.3 39.6 26.5 6585 1.5 8.9 65.7 17.4 39.02
42.0 1.0 13.9 3.7 3.7 7.6 27.8 17.6 10.3 36.9 25.2 6737 1.3 9.0 65.7 16.6 40.52
43.0 1.1 14.5 3.5 3.5 7.7 27.1 17.9 9.2 33.9 23.6 6888 1.1 9.2 65.7 15.5 42.51
Non si capisce un gran che
