[PDF] Top 20 The Wake of a Kestrel (Falco Tinnunculus) in Flapping Flight
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The Wake of a Kestrel (Falco Tinnunculus) in Flapping Flight
... Wing beat kinematics and wake structure The circulation measurements reported above support the notion that the wake of a flapping kestrel is composed of a continuous vortex pair of cons[r] ... See full document
20
The influence of wing–wake interactions on the production of aerodynamic forces in flapping flight
... of flapping flight (translation, rotation, wake capture and the volume-independent component of acceleration reaction) are embodied within the first term of ...a flapping wing, the growth and ... See full document
16
The Wake of a Kestrel (Falco Tinnunculus) in Gliding Flight
... The aerodynamics of a kestrel in steady gliding flight seem to be well described by classical aircraft theory and a steady-state lifting line analysis of an elliptically loaded wing pair[r] ... See full document
14
Petiolate wings: effects on the leading-edge vortex in flapping flight
... instance, at t* ¼ 0.3 the LEV detaches at approximately 70% span for P ¼ 1, whereas for P ¼ 3 it detaches significantly further inboard at roughly 50% span. This outcome that the LEV on a more petiolate wing is less ... See full document
13
Intermittent Gliding in the Hunting Flight of the Kestrel, Falco Tinnunculus L
... The hunting flight of the kestrel Falco tinnunculus consists of short bouts of flight at wind speed against the wind with the eyes in afixedposition relative to the ground, and of short [r] ... See full document
12
Vortex wake and flight kinematics of a swift in cruising flight in a wind tunnel
... the flight characteristics of a swift ( Apus apus ) in cruising flight at three different flight speeds ...the wake of the bird was visualized by digital particle image velocimetry ...Certain ... See full document
15
Gliding for a free lunch: biomechanics of foraging flight in common swifts (Apus apus)
... swift wake topologies during wind tunnel flight (Henningsson et ...in flapping flight over ...where flapping is required may be more important than further optimization of gliding ... See full document
10
Efficiency of Lift Production in Flapping and Gliding Flight of Swifts
... both flapping and gliding flight as part of their routine ...both flight modes. In gliding flight, the wing experiences uniform incident flow and the optimal shape is a high aspect ratio wing ... See full document
7
Effects of a short period of elevated circulating corticosterone on postnatal growth in free living Eurasian kestrels Falco tinnunculus
... 1987). Flight feathers are crucial for flight performance and were in their main growth phase during elevated corticosterone levels; presumably, therefore, their growth was most ... See full document
8
Field Measurements of Hanging Flight Aerodynamics in the Kestrel Falco Tinnunculus
... The vertical wind angle, 6, the wind speed and its horizontal direction were measured at 13 heights up to 8.8m above the windward slope, the top and the leeward slope of the dike under v[r] ... See full document
12
Numerical Study of Mechanisms of the Vortex Formation in the Wake of Dual Flapping Foils
... the flapping foil ...of flapping motion ...lected wake based on two consecutive counter-rotating vortices ...vortex wake of a flapping foil, were studied experimentally and numerically ... See full document
9
Effects of maternal carotenoid availability in relation to sex, parasite infection and health status of nestling kestrels (Falco tinnunculus)
... The prelaying carotenoid supplement given to females affected their fledgling leucocytes and plasma protein concentrations, and also resistance to intestinal parasites. However, we did not detect significant effects of ... See full document
12
Damping in flapping flight and its implications for manoeuvring, scaling and evolution
... the flight motor systems enable active responses to perturbations and are required for flight ...that flapping flyers benefit from several types of passive stability (Hesselberg and Lehmann, 2007; ... See full document
9
Aerodynamic efficiency of flapping flight: analysis of a two stroke model
... Finally, to comment on the transition between the up- and downstrokes, the cost of which is assumed to be small. Although muscles in insects are known to be capable of actively pitching the wing (Ellington, 1984; ... See full document
5
Aerodynamic effects of corrugation in flapping insect wings in hovering flight
... The code used in this study is the same as that in Sun and Tang (Sun and Tang, 2002). It was tested by measured unsteady aerodynamic forces on a flapping model fruit fly wing (Sun and Wu, 2003), on revolving model ... See full document
13
Energetic influence on gull flight strategy selection
... of the flight measurements would be optimal; however, they were unavailable. Although the meteorological station is approximately 17·km from the radar location, the surface winds in both areas are comparable ... See full document
10
Diving-flight aerodynamics of a peregrine falcon (Falco peregrinus)
... nization ensured a simultaneous frame capture. Furthermore, each camera was connected to a separate computer via LAN (local area network) controlling the camera settings. During the measuring procedure the two ... See full document
14
Old nest material functions as an informative cue in making nest-site selection decisions in the European Kestrel (Falco tinnunculus)
... European Kestrel is a resident species that breeds earlier than migrant species in our study ...European Kestrel, 22 April for the Mandarin Duck (Deng et ... See full document
8
First Recorded Reproduction of Lesser Kestrel (Falco Naumanni) in Algeria
... The analysis of all the prey brought to the nest during the nestlings rearing period showed the importance of the orthopterans which constituted more than half of this diet with a majority share equal to 65.62% of the ... See full document
6
Vortex wake interactions of a flapping foil that models animal swimming and flight
... climbing flight, ...of wake mode on dimensionless wavelength, we decided to study the wake patterns and the LEV as a function of dimensionless wavelength for 4 ⭐ * ⭐ ... See full document
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