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Stability analysis of a hybrid levitation pod in a hyperloop transportation system considering aerodynamic forces
Hyperloop transportation technology (HTT) is a new mode of transport. It works based on moving an ultra-high-speed vehicle called a pod into the...
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Aerodynamic effects of trains circulating through a bifurcated tunnel
In practice, bifurcated railway tunnels are occasionally employed in the construction of long tunnels due to specific geological reasons. However,...
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Aeroelastic model of flexible blades of wind turbines under complex wind speed profiles
With the increasing size of wind turbines, the inflow conditions are also becoming more and more complex, and the rotor speed and blade-pitch angle...
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Theoretical research on the motion of spherical bubbles with surface tension
The Rayleigh-Plesset equation is the fundamental model of bubble dynamics and is widely used in the study of cavitation mechanisms. Since cavitation...
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A novel bionic Coleoptera pantograph deflector for aerodynamic drag reduction of a high-speed train
As an important source of train aerodynamic drag, the pantograph area is a key region which takes up about 10% contribution of the total. Thus,...
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Flow characteristics of an air chamber in a rail tunnel
In this paper, the flow characteristics of an air chamber inside a tunnel when subjected to train-nose-entry wavefronts were analyzed using numerical...
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Study of aerodynamic characteristics of a high-speed train with wings moving through a tunnel
A high-speed train with wings (HSTW) is a new type of train that enhances aerodynamic lift by adding wings, effectively reducing gravity, to reduce...
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Experimental study of aerodynamic characteristics of high-speed train on bridge-tunnel junctions under crosswinds
This paper introduces a moving train model experimental study concerning aerodynamic characteristics of a Fuxing train with a scale ratio of 1:16.8...
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Aerodynamic modeling of wind turbine airfoil concerning dynamic stall and Gurney flap
The prediction of the unsteady aerodynamic load on an airfoil has frequently used the Leishman-Beddoes (L-B) model. Meanwhile, flow control...
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Trade-off of lifting and propulsion capacity of tandem flap**-fixed airfoils by inclining the stroke plane
A tandem flap**-fixed airfoil configuration with a narrow gap can be found in insects and micro air vehicles (MAVs). Compared to a single flap**...
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Aerodynamic interference effects between a triple-box girder and trains on aerodynamic forces and vortex-induced vibration
Wind tunnel tests were carried out to investigate the aerodynamic interference between a triple-box girder and trains, involving static aerodynamic...
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Rubbing features of the bladed drum rotor under a novel coupled axial-radial thermal effect
High temperatures in a gas turbine may lead to severe blade rubbing failure for the bladed thin drum rotor. It is essential to demonstrate such...
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Unraveling the impact of cutting transition section on the aerodynamic loads of high-speed trains: Utilizing the IDDES approach
The aerodynamic load of high-speed trains (HSTs) undergoes significant changes when they pass through the transition section of the cutting under...
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Study on aerodynamic loads at the inlet’s cowl lip induced by multiple shock-shock interferences
For hypersonic vehicles powered by air-breathing propulsion, multiple shock-shock interferences (MSSI) tend to induce extreme aerodynamic loads at...
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Investigation on damage mechanism of compressor blades in turboshaft engine induced by ice impacts at various locations
Ice causes impact damage to different positions of the compressor blade, destroys the structural integrity of the rotor structure, and then causes...
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Magnetic-structure coupling dynamic model of a ferromagnetic plate parallel moving in air-gap magnetic field
Aiming at the air-gap magnetic field excited by wall armatures, Laplace’s partial differential equation of air-gap magnetic potential is achieved by...
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Wind tunnel tests on aerodynamic characteristics of vehicles on same-storey highway and rail bridge under crosswind
In recent years, the safety and comfort of road vehicles driving on bridges under crosswinds have attracted more attention due to frequent...
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Phase change dynamics in a triangular elastic walled vented cavity having phase change material packed bed during nanofluid forced convection
In this study, phase change process dynamics in a triangular shaped elastic walled vented cavity is explored during nanofluid forced convection in...
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Aerodynamic characteristics of moving vehicles of two trains passing each other on bridge under crosswinds
Two trains passing each other is controlling factor for the wind-vehicle-bridge systems. To test the aerodynamic characteristics of moving vehicles...
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Optimization of AlN hydrolysis in aluminum dross based on response surface methodology and reaction kinetics
Aluminum nitride (AlN) in aluminum dross could be hydrolyzed in humid air, releasing a large amount of NH 3 . NH 3 can harm environment and human health...