Download e-book for iPad: An Introduction to Flapping Wing Aerodynamics by Shyy W., Aono H., Kang C.-k., Liu H.

By Shyy W., Aono H., Kang C.-k., Liu H.

ISBN-10: 1107037263

ISBN-13: 9781107037267

ISBN-10: 1107640350

ISBN-13: 9781107640351

This can be an awesome ebook for graduate scholars and researchers attracted to the aerodynamics, structural dynamics, and flight dynamics of small birds, bats, and bugs, in addition to of micro air automobiles (MAVs), which current a number of the richest difficulties intersecting technological know-how and engineering. The agility and incredible flight functionality of traditional flyers, because of their versatile, deformable wing constructions in addition to to remarkable wing, tail, and physique coordination, is very major. To layout and construct MAVs with functionality similar to average flyers, it really is crucial that ordinary flyers' mixed versatile structural dynamics and aerodynamics are correctly understood. the first concentration of this booklet is to deal with the hot advancements in flapping wing aerodynamics. This ebook extends the paintings awarded in Aerodynamics of Low Reynolds quantity Flyers (Shyy et al. 2008)

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Extra resources for An Introduction to Flapping Wing Aerodynamics

Example text

This force cannot, however, be too high because of the risk for bone or muscle failure. These limitations, along with the amount of power available from flight muscles, settle the upper and lower limits of wing-beat frequency for flapping animals [59]–[61]. Based on the insight into the wing-beat or flapping frequency, it is possible to estimate the power output from a bird’s flight muscles and achieve an estimation of the power required for flying. According to Pennycuick [62], this means we can estimate the maximum wing-beat frequency fw,max for geometrically similar animals, as shown in the following discussion.

17] that uses a fixed, flexible wing concept. com). 15c shows a biplane MAV designed by Jones and Platzer [18], which uses a hybrid flapping-fixed-wing design, with the flapping wing generating thrust and the fixed wing producing necessary lift. 15d shows an MAV by Kawamura et al. [19] that relies on a flapping wing to generate both lift and thrust and possesses some flight control capabilities. com/), which uses a hummingbird-like flapping wing design. 9 m/s, return to hover, and then withstand a 2 m/s wind gust from the side without drifting more than 1 meter.

2, including large birds such as osprey and vultures, account for 20 percent or more of their body weight. Many butterflies (such as Scarce Swallowtail, Large White) also have relatively heavy wings, around 15 to 25 percent of body weight. The wings of a Small Heath, a small, yellow-orange butterfly that flies close to the ground, are about 5 percent of its body weight. Bees, wasps, flies, and the like all have very light wings, typically less than 1 percent of their body weight. Heavier wings require more energy to flap; nevertheless their larger inertia enables the flyers to make turns within one or two flapping periods.

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An Introduction to Flapping Wing Aerodynamics by Shyy W., Aono H., Kang C.-k., Liu H.


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