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Computational Fluid Dynamics for Aerodynamic Design:Its Current and Future Impact
Computational Fluid Dynamics Aerodynamic Design
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2015/7/2
This paper discusses the role that computational fluid dynamics plays in the design of aircraft. An overview of the design process is provided, covering some of the typical decisions that a desi...
DEM simulation of impact force exerted by granular flow on rigid structures
Avalanche DEM Granular flow Impact force
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2015/7/1
The paper presents a DEM model for simulating dry granular avalanche down an incline. Flow pattern and impact forces on rigid obstacles are considered. Results of the simulations are compared with exp...
Estimating the impact force generated by granular flow on a rigid obstruction
Debris flow Fluid dynamics Granular flow Impact force Slope failure
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2015/7/1
Flowing sediments such as debris and liquefied soils could exert a tremendous amount of force as they impact objects along their paths. The total impact force generally varies with slope angle, veloci...
Computational Fluid Dynamics and Airplane Design: Its Current and Future Impact
Computational Fluid Dynamics Airplane Design
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2015/6/18
A light structure is needed to reduce W0. SFC is the province of the
engine manufacturers. The aerodynamic designer should try to maximize
VL
D
. This means the cruising speed V should be increase...
Computational Fluid Dynamics and Airplane Design: Its Current and Future Impact
Computational Fluid Dynamics Airplane Design
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2015/6/18
In 1960 the underlying principles of fluid dynamics and the
formulation of the governing equations (potential flow, Euler,
RANS) were well established.
The new element was the emergence...
Researchers study impact of power prosthetic failures on amputees（图）
Researchers amputees
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2014/12/1
Powered lower limb prosthetics hold promise for improving the mobility of amputees, but errors in the technology may also cause some users to stumble or fall. New research examines exactly what happen...
The impact of coniferous forest temperature on incoming longwave radiation to melting snow
snowmel longwave radiation forest temperature shortwave radiation transmissivity
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2014/4/3
Measurements were conducted in coniferous forests of differing density, insolation and latitude to test whether air temperatures
are suitable surrogates for canopy temperature in estimating sub-canop...
A study on time schemes for DRBEM analysis of scalar impact wave
Plates Impact Time integration Boundary
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2010/10/22
The precise integration and differential quadrature methods are two new unconditionally stable numerical schemes to approximate time derivative with more than the second order accuracy. Recent studies...