Fig. 1 Helicopter Benchmark Plot
Fig. 2 CFD Analysis Cases for Cross-rotating
Fig. 3 Collective Pitch Quadcopter, Reaper 500
Fig. 4 Ground Thrust Test Results (Reaper 500)
Fig. 5 Cross-rotating Quadcopter
Fig. 6 Cross-rotating Quadcopter Ground Tests
Fig. 7 DJI Matrice 100 with 13~25 in. Propellers
Fig. 8 Noise Vs. Tip Speed (15 & 22 in.)
Fig. 9 Noise Test Results (15 & 22 in.)
Fig. 10 Ground Test Results (15 & 22 in.)
Fig. 11 Specific Thrust Vs. Thrust (15 & 22 in.)
Fig. 12 Final Ground Test Results (15 & 22 in.)
Table 1 CFD Results for Cross-rotating
References
- Raymond W. Prouty, Helicopter Performance, Stability, and Control, PWS Engineering, Boston Maccachusetts, 1986
- "Benchmark Plot," www.quora.com
- Star-CCM+, 2016 Siemens Product Lifecycle Management Software Inc., www.siemens.com/plm
- Young Min Park, Chang Ho Lee and Yung Gyo Lee "Numerical Analysis of Flowfield around Multicopter for the Analysis of Air Data Sensor Installation," Journal of the Society for Aerospace System Engineering, vol. 11, No. 5, pp.20-27, October, 2017.