Sunlight-powered sustained flight of an ultralight micro aerial vehicle (2024)

1. Floreano, D. & Wood, R. J. Science, technology and the future of small autonomous drones. Nature 521, 460–466 (2015).

   Article ADS CAS PubMed Google Scholar

2. Phan, H. V. & Park, H. C. Insect-inspired, tailless, hover-capable flapping-wing robots: recent progress, challenges, and future directions. Prog. Aerosp. Sci. 111, 100573 (2019).

   Article Google Scholar

3. Farrell Helbling, E. & Wood, R. J. A review of propulsion, power, and control architectures for insect-scale flapping-wing vehicles. Appl. Mech. Rev. 70, 010801 (2018).

   Article ADS Google Scholar

4. Yan, M. & Ebel, T. in Titanium for Consumer Applications (eds Froes, F. et al.) 91–113 (Elsevier, 2019).

5. Zhu, X., Guo, Z. & Hou, Z. Solar-powered airplanes: a historical perspective and future challenges. Prog. Aerosp. Sci. 71, 36–53 (2014).

   Article Google Scholar

6. Goh, C. S., Kuan, J. R., Yeo, J. H., Teo, B. S. & Danner, A. A fully solar-powered quadcopter able to achieve controlled flight out of the ground effect. Prog. Photovolt. 27, 869–878 (2019).

   Article Google Scholar

7. Boucher, R. J. Sunrise, the world’s first solar-powered airplane. J. Aircr. 22, 840–846 (1985).

   Article Google Scholar

8. Jafferis, N. T., Helbling, E. F., Karpelson, M. & Wood, R. J. Untethered flight of an insect-sized flapping-wing microscale aerial vehicle. Nature 570, 491–495 (2019).

   Article ADS CAS PubMed Google Scholar

9. Kaltenbrunner, M. et al. Flexible high power-per-weight perovskite solar cells with chromium oxide–metal contacts for improved stability in air. Nat. Mater. 14, 1032–1039 (2015).

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   Article ADS CAS PubMed Google Scholar

10. Alvissalim, M. S. et al. Swarm quadrotor robots for telecommunication network coverage area expansion in disaster area. In Annual Conference of the Society of Instrument and Control Engineers (SICE) 2256–2261 (IEEE, 2012).

11. Bi, Y. C., Lan, M. L., Li, J. X., Lai, S. P. & Chen, B. A lightweight autonomous MAV for indoor search and rescue. Asian J. Control 21, 1732–1744 (2019).

    Article Google Scholar

12. Gerdes, J. W., Gupta, S. K. & Wilkerson, S. A. A review of bird-inspired flapping wing miniature air vehicle designs. J. Mech. Robot. https://doi.org/10.1115/1.4005525 (2012).

13. De Croon, G., De Clercq, K., Ruijsink, R., Remes, B. & De Wagter, C. Design, aerodynamics, and vision-based control of the DelFly. Int. J. Micro Air Veh. 1, 71–97 (2009).

    Article Google Scholar

14. Steltz, E., Seeman, M., Avadhanula, S. & Fearing, R. S. Power electronics design choice for piezoelectric microrobots. In 2006 IEEE/RSJ International Conference on Intelligent Robots and Systems 1322–1328 (IEEE, 2007).

15. Wood, R. J. The first takeoff of a biologically inspired at-scale robotic insect. IEEE Trans. Rob. 24, 341–347 (2008).

    Article Google Scholar

16. Graule, M. A. et al. Perching and takeoff of a robotic insect on overhangs using switchable electrostatic adhesion. Science 352, 978–982 (2016).

    Article ADS MathSciNet CAS PubMed Google Scholar

17. Chen, Y. F. et al. Controlled flight of a microrobot powered by soft artificial muscles. Nature 575, 324–329 (2019).

    Article ADS CAS PubMed Google Scholar

18. Kim, S. et al. Laser-assisted failure recovery for dielectric elastomer actuators in aerial robots. Sci. Robot. 8, eadf4278 (2023).

    Article PubMed Google Scholar

19. Liu, Z., Yan, X., Qi, M., Zhang, X. & Lin, L. Low-voltage electromagnetic actuators for flapping-wing micro aerial vehicles. Sens. Actuators A 265, 1–9 (2017).

    Article CAS Google Scholar

20. Zou, Y., Zhang, W. & Zhang, Z. Liftoff of an electromagnetically driven insect-inspired flapping-wing robot. IEEE Trans. Rob. 32, 1285–1289 (2016).

    Article Google Scholar

21. James, J., Iyer, V., Chukewad, Y., Gollakota, S. & Fuller, S. B. Liftoff of a 190 mg laser-powered aerial vehicle: the lightest wireless robot to fly. In 2018 IEEE International Conference on Robotics and Automation (ICRA) 3587–3594 (IEEE, 2018).

22. Ozaki, T., Ohta, N., Jimbo, T. & Hamaguchi, K. A wireless radiofrequency-powered insect-scale flapping-wing aerial vehicle. Nat. Electron. 4, 845–852 (2021).

    Article Google Scholar

23. Elkunchwar, N., Chandrasekaran, S., Iyer, V. & Fuller, S. B. Toward battery-free flight: duty cycled recharging of small drones. In 2021 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS) 5234–5241 (IEEE, 2021).

24. Jefimenko, O. Electrostatic Motors: Their History, Types and Principles of Operation (Integrity Research Institute, 2010).

25. Ludois, D. C. et al. Macroscale electrostatic rotating machines and drives: a review and multiplicative gain performance strategy. IEEE J. Emerging Sel. Top. Power Electron. 10, 14–34 (2020).

26. Fan, L. S., Tai, Y. C. & Muller, R. S. IC-processed electrostatic micro-motors. Tech. Digest International Electron Devices Meeting 666–669 (IEEE, 1988).

27. Livermore, C. et al. A high-power MEMS electric induction motor. J. Microelectromech. Syst. 13, 465–471 (2004).

    Article Google Scholar

28. Yasseen, A. A., Mitchell, J. N., Klemic, J. F., Smith, D. A. & Mehregany, M. A rotary electrostatic micromotor 1/spl times/8 optical switch. IEEE J. Sel. Top. Quantum Electron. 5, 26–32 (1999).

    Article ADS CAS Google Scholar

29. Lee, S., Kim, D., Bryant, M. D. & Ling, F. F. A micro corona motor. Sens. Actuators A 118, 226–232 (2005).

    Article CAS Google Scholar

30. Leng, J. et al. Design and analysis of a corona motor with a novel multi-stage structure. J. Electrostat. 109, 103538 (2021).

    Article Google Scholar

31. Chang, J.-S., Lawless, P. A. & Yamamoto, T. Corona discharge processes. IEEE Trans. Plasma Sci. 19, 1152–1166 (1991).

    Article ADS CAS Google Scholar

32. Deng, S., Percin, M. & van Oudheusden, B. Aerodynamic characterization of ‘DelFly Micro’ in forward flight configuration by force measurements and flow field visualization. Procedia Eng. 99, 925–929 (2015).

    Article Google Scholar

33. Park, S., Drew, D. S., Follmer, S. & Rivas-Davila, J. Lightweight high voltage generator for untethered electroadhesive perching of micro air vehicles. IEEE Robot. Autom. Lett. 5, 4485–4492 (2020).

    Article Google Scholar

34. Ravi, V. & Lakshminarasamma, N. Steady state voltage gain of flyback converters for high voltage low power applications. In 2016 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES) 1–6 (IEEE, 2016).

35. Kewei, H., Jie, L., Xiaolin, H. & Ningjun, F. Analysis and simulation of the influence of transformer parasitics to low power high voltage output flyback converter. In 2008 IEEE International Symposium on Industrial Electronics 305–310 (IEEE, 2008).

36. Zhiguo, Z. & Lin, Z. Analysis and design of isolated flyback voltage-multiplier converter for low-voltage input and high-voltage output applications. IET Power Electron. 6, 1100–1110 (2013).

    Article Google Scholar

37. Dall’Asta, M. S., Fuerback, V. B. & Lazzarin, T. B. DCM forward-flyback converter integrated with a 5-order co*ckcroft–Walton voltage multiplier: a steady-state and resonant current analysis. In 2017 Brazilian Power Electronics Conference (COBEP) 1–6 (IEEE, 2017).

38. Serrano-Vargas, J. A., Oliver, J. A. & Alou, P. Forward–flyback converter with co*ckcroft–Walton voltage multiplier in DCM: steady-state analysis considering the parasitic capacitances to achieve the optimal valley-switching operation with 95.11% efficiency at 3 kV/1.5 W. IEEE J. Emerg. Sel. Top. Power Electron. 10, 2351–2361 (2022).

    Article Google Scholar

39. Yan, X., Qi, M. & Lin, L. Self-lifting artificial insect wings via electrostatic flapping actuators. In 2015 28th IEEE International Conference on Micro Electro Mechanical Systems (MEMS) 22–25 (IEEE, 2015).

40. Drew, D. S. & Pister, K. S. J. First takeoff of a flying microrobot with no moving parts. In 2017 International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS) 1–5 (IEEE, 2017).

41. Chen, N. et al. A self-rotating, single-actuated UAV with extended sensor field of view for autonomous navigation. Sci. Robot. 8, eade4538 (2023).

    Article PubMed Google Scholar

42. Johnson, K. et al. Toward sub-gram helicopters: designing a miniaturized flybar for passive stability. In 2023 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS) 2701–2708 (IEEE, 2023).

43. Quan, Q. Introduction to Multicopter Design and Control (Springer 2017).

44. Shastry, A. K., Kothari, M. & Abhishek, A. Generalized flight dynamic model of quadrotor using hybrid blade element momentum theory. J. Aircr. 55, 2162–2168 (2018).

    Article Google Scholar

45. Xiao, K., Meng, Y., Dai, X., Zhang, H. & Quan, Q. A lifting wing fixed on multirotor UAVs for long flight ranges. In 2021 International Conference on Unmanned Aircraft Systems (ICUAS) 1605−1610 (IEEE, 2021).

46. Harrington, A. M. Optimal Propulsion System Design for A Micro Quad Rotor (Univ. Maryland, 2011).

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