Wind Tunnel Techniques 4 min read
Types of Wind Tunnels
Aerodynamicists use wind tunnels to test models of proposed aircraft. In the tunnel, the engineer can carefully control the flow conditions which affect forces on the…
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Wind Tunnel Techniques 2 min read
Low speed wind tunnel
Aerodynamicists use wind tunnels to test models of proposed aircraft. In the tunnel, the engineer can carefully control the flow conditions which affect the forces on…
Turbulence Modelling 20 min read
Underwater Optical Wireless Communication Systems: A Concise Review
Abstract Underwater optical wireless communications (UOWC) have gained a considerable interest during the last years as an alternative means for…
Turbulence Modelling 36 min read
RANS Modelling of Turbulence in Combustors
Abstract Turbulence modelling is a major issue, affecting the precision of current numerical simulations, particularly for reacting flows. The RANS…
Turbulence Modelling 41 min read
On Turbulence and its Effects on Aerodynamics of Flow through Turbine Stages
Abstract In reality, the flows encountered in turbines are highly three‐dimensional, viscous, turbulent, and often transonic. These complex flows will…
Turbulence Modelling 34 min read
Interface Instability and Turbulent Mixing
Abstract Richtmyer‐Meshkov instability and turbulent mixing are fundamental problems of multi‐materials interface dynamics, which mainly focuses on the growth of…
Turbulence Modelling 24 min read
Numerical method
Simulations in the present study were all run using the commercial CFD code Ansys FLUENT. The DHRL methodology was implemented…
Turbulence Modelling 8 min read
Model formulation
The DHRL model formulation is summarized in this section. Readers are referred to Bhushan and Walters [27] for a more…
Turbulence Modelling 7 min read
Critical Assessment of Hybrid RANS-LES Modeling for Attached and Separated Flows
Introduction Turbulent shear flows, including attached boundary layers and separated shear layers, are important application test cases for computational fluid…
Structures & Material 1 min read
Buoyancy
WHAT MAKES A HOT-AIR BALLOON OR A BLIMP FLOAT? Hot-air balloons and blimps can float in the air thanks to…