Results 31 to 40 of about 587 (163)
Unsteady aerodynamic characteristics of a bionic flapping wing in three-dimensional composite motion
AIP Advances, 2022 Owing to continual advances in computational fluid dynamics, simulations of fluids have emerged as an important means of analyzing the aerodynamic characteristics of flapping-wing flight.
Lun Li +5 more
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Research progress on the wind tunnel experiment of a bionic flapping-wing aerial vehicle
工程科学学报, 2022 “Flapping wing” is a mechanism observed in the flight of birds, insects, and bats. The lift and thrust for a flight are generated by the active movement of wings. It was first specifically designed by Da Vinci.
Qiang FU +4 more
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Design and Aerodynamic Analysis of Flapping Mechanism of Two-stage Flapping-wing Aircrafts
Jixie chuandong, 2022 In order to improve the flight performance of the flapping-wing aircraft, this study draws on the characteristics of the flight movement of large birds, designs a new two-stage foldable bionic flapping-wing mechanism, and establishes the kinematic and ...
Sheng Dian +3 more
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Aerospace, 2018 Beetles have attracted attention from researchers due to their unique combination of a passively flapping forewing and an actively flapping hindwing during flight.
Hidetoshi Takahashi +3 more
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The effect of passive deformation of dragonfly wing on aerodynamic characteristics
Nihon Kikai Gakkai ronbunshu, 2016 Dragonflies can perform both of gliding and flapping flight and have high maneuverability in spite of small-size. The aim of this study is to develop Micro Air Vehicle (MAV) based on the flight of dragonfly.
Hisayoshi NAKA, Hiromu HASHIMOTO
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Drones, 2021 Many drone platforms have matured to become nearly optimal flying machines with only modest improvements in efficiency possible. “Chimera” craft combine fixed wing and rotary wing characteristics while being substantially less efficient than both.
Javaan Chahl +6 more
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A data-driven flight optimization of two-segment flapping-wing aircraft based on deep learning
Theoretical and Applied Mechanics LettersFlapping-wing aircraft, as a typical example of bionic aviation vehicles, hold significant importance in fields such as environmental monitoring, reconnaissance, and aerobiology research.
Chi Gan +3 more
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Simplified Model for Forward-Flight Transitions of a Bio-Inspired Unmanned Aerial Vehicle
Aerospace, 2022 A new forward-flight model for bird-like ornithopters is presented. The flight dynamics model uses results from potential, unsteady aerodynamics to characterize the forces generated by the flapping wings, including the effects of the dynamic variables on
Ernesto Sanchez-Laulhe +2 more
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Design and Analysis of Flapping Wing Micro Aerial Vehicle using Magnetic Levitation Technique [PDF]
INCAS Bulletin, 2019 This research approaches the design and analysis of micro aerial vehicle with flapping wing mechanism by using magnetic levitation technique. Insects flight has created wide impacts in aerospace engineering due to its aerodynamic structure, flight ...
C. RAKESHKUMAR +3 more
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Soft Actuators Integrated with Control and Power Units: Approaching Wireless Autonomous Soft Robots
Advanced Robotics Research, EarlyView.Soft robots exhibit significant development potential in various applications. However, there are still key technical challenges regarding material improvement, structure design and components integration. This review focuses on the development and challenge of soft actuators, power components, and control components in untethered intelligent soft ...
Renwu Shi, Feifei Pan, Xiaobin Ji
wiley +1 more source