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playground:playground [2018/11/12 19:43] natwati |
playground:playground [2018/11/25 19:37] chrisp2 |
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| ====== PlayGround ====== | ====== PlayGround ====== | ||
| + | <file matlab Berechnung.m> | ||
| + | clear all, close all | ||
| + | measured_airspeed=[7 8 9 10 11 12 14 16 18 20 22 24 26 28 30]*3.6; %in km/h | ||
| + | measured_power=[36.28589708 34.42375852 35.50096102 33.3665519 36.21718883 32.94772362 47.17750566 61.33935748 81.75780878 100.4778223 122.7823714 148.3755128 189.4795868 223.162757 255.8001442]; %in Watt | ||
| + | N_v=300; %Anzahl der untersuchten Geschwindigkeitspunkte | ||
| + | v_a_max=150; %Maximaler airspeed in km/h | ||
| + | v_a = linspace(1,v_a_max,N_v); | ||
| + | interp_power = interp1(measured_airspeed, measured_power, v_a,'spline'); | ||
| + | % %Interpolierte Effizienzkurve plotten | ||
| + | plot(measured_airspeed, measured_power, 'linewidth', 3) | ||
| + | hold on | ||
| + | plot(v_a, interp_power) | ||
| + | hold off | ||
| + | legend('Rohdaten','Interpolierte Daten' ) | ||
| + | xlabel('airspeed/ km/h') | ||
| + | ylabel('Power/ Watt') | ||
| + | ylim([0 270]) | ||
| + | </file matlab> | ||