-
281
Desain Transmisi Hidrostatik untuk Roda Penggerak pada Mobil Terbang
Published 2024-10-01“…A flying car can fulfill two functions, as a vehicle on the road and as an airplane that capable of flying. To reduce aerodynamic drag, the drive wheels must be able to fold so that a flexible transmission system is required. …”
Get full text
Article -
282
Response Analysis of Projectile System Under Gaussian Noise Excitation Using Path Integral Method
Published 2024-01-01“…During flight, projectiles are subject to uncertainties such as aerodynamic forces, wind gusts, and measurement errors; all of which significantly affect their stability and accuracy. …”
Get full text
Article -
283
A fault tolerant control for iced aircraft based on fixed-time incremental dynamic inversion with FTESO
Published 2024-12-01“…Icing seriously affects the aerodynamic coefficients and flight performance of an aircraft. …”
Get full text
Article -
284
Geomorphological Observations and Physical Hypotheses About Martian Dune Gullies
Published 2025-01-01“…However, these phenomena could originate from the impact of wind on the profiles of some large Martian dunes. This aerodynamic effect could seasonally generate all the meteorological phenomena we observe on these dunes (bodies of ice, frost, moisture trails, and vapor clouds) and as a result, produce gullies with a peculiar morphology different from the standard. …”
Get full text
Article -
285
Nonlinear Vibrations of FGM Cylindrical Panel with Simply Supported Edges in Air Flow
Published 2015-01-01“…A third-order piston theory is adopted to evaluate the hypersonic aerodynamic load. Here, Galerkin’s method is employed to discretize this continuous nonlinear dynamic system to ordinary differential governing equations involving two degrees of freedom. …”
Get full text
Article -
286
Analytical Solution of Heat Conduction from Turbulence with an Isotropic Example
Published 2021-01-01“…Aerodynamic heating due to turbulence significantly affects the operation of high-speed vehicles and the entrainment of fluid by turbulent plumes. …”
Get full text
Article -
287
Fuel Economy in Truck Platooning: A Literature Overview and Directions for Future Research
Published 2020-01-01“…Several studies have proved that traveling in platoons can significantly improve fuel economy due to the reduced aerodynamic drag. However, most literature only provides scattered pieces of information regarding fuel economy in truck platoons. …”
Get full text
Article -
288
Estimating the Evaporation from Irrigation Canals in Northwestern China Using the Double-Deck Surface Air Layer Model
Published 2016-01-01“…The evaporation from irrigation canals was estimated by the aerodynamic method based on the double-deck surface air layer model (called “DSAL model” for short hereafter). …”
Get full text
Article -
289
Emergency Flight Control Based on the Fan Wing
Published 2021-01-01“…It provides the possibility for its emergency flight control when the aerodynamic control becomes inefficient at a low speed. …”
Get full text
Article -
290
Dynamic Analysis of Flexible Shaft and Elastic Disk Rotor System Based on the Effect of Alford Force
Published 2019-01-01“…The proportion of rotor responses caused by aerodynamic excitation force becomes larger with the increase of rotational speed and disk radius. …”
Get full text
Article -
291
Parametric Studies of Flat Plate Trajectories Using VIC and Penalization
Published 2018-01-01“…A VIC scheme is used to solve the flow equations. The aerodynamic forces and moments are used to compute the acceleration and the velocity of the solid. …”
Get full text
Article -
292
Gust Mitigation of Micro Air Vehicles Using Passive Articulated Wings
Published 2014-01-01“…Birds and insects naturally use passive flexing of their wings to augment their stability in uncertain aerodynamic environments. In a similar manner, micro air vehicle designers have been investigating using wing articulation to take advantage of this phenomenon. …”
Get full text
Article -
293
Crosswise Wind Shear Represented as a Ramped Velocity Profile Impacting a Forward-Moving Aircraft
Published 2019-01-01“…While it would be difficult to model an instantaneous velocity gradient in a lateral plane, a vortical flow impinging from the sides which represents a wind shear in a vertical direction is imposed on a forward-moving aircraft to investigate the effect on the aerodynamic performance. The maximum shear wind speed from the side was fixed at 0.3 times the forward velocity. …”
Get full text
Article -
294
Influence of Turbulence, Orientation, and Site Configuration on the Response of Buildings to Extreme Wind
Published 2014-01-01“…The methodology presented can be followed to help decision makers to choose among innovative solutions like aerodynamic mitigation, structural member size adjustment, and/or damping enhancement, with an objective to improve the resiliency and the serviceability of buildings.…”
Get full text
Article -
295
Prediction of Lift Coefficient for Tandem Wing Configuration or Multiple-Lifting-Surface System Using Prandtl’s Lifting-Line Theory
Published 2018-01-01“…In tandem airfoil configuration or multiple-lifting-surface layouts, due to the flow interaction among their lifting surfaces, the aerodynamic characteristics can be affected by each other. …”
Get full text
Article -
296
Investigations on the Blade Vibration of a Radial Inflow Micro Gas Turbine Wheel
Published 2007-01-01“…Secondly, turbine blades suffer many excitations during operation, such as pressure fluctuations (unsteady aerodynamic forces), torque fluctuations, and so forth. …”
Get full text
Article -
297
Aeroservoelastic Pitch Control of Stall-Induced Flap/Lag Flutter of Wind Turbine Blade Section
Published 2015-01-01“…The aeroelastic governing equations combine a flap/lag structural model and an unsteady nonlinear aerodynamic model. The nonlinear resulting equations are linearized by small perturbation about the equilibrium point. …”
Get full text
Article -
298
Investigation and Improvement of Stall Characteristic of High-Lift Configuration without Slats
Published 2019-01-01“…Focusing on the low-speed stall and poststall conditions, we investigated the aerodynamic characteristics and flow mechanism of high-lift configuration without slats using an improved delayed detached eddy simulation (IDDES) model which is validated by numerical simulations of the Common Research Model (CRM). …”
Get full text
Article -
299
Flight Dynamics Modeling and Dynamic Stability Analysis of Tilt-Rotor Aircraft
Published 2019-01-01“…The results show that the flight speed and nacelle angle would affect the magnitude and the trend of the aerodynamic derivatives. The damping of the pitch short period mode and the Dutch roll mode is insensitive to flight speed while they could be affected by nacelle angle. …”
Get full text
Article -
300
A Miniaturized High-Gain Flexible Antenna for UAV Applications
Published 2021-01-01“…As an important merit to be highlighted, the flexible cable can greatly reduce the volume and aerodynamic drag of the antenna. It has a low-profile compact size of 196 × 15 × 0.8 mm3 (excluding flexible cable). …”
Get full text
Article