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High-speed Flow Conditions

Calibration and operational analysis of variable speed limits for high flow conditions

Calibration and operational analysis of variable speed limits for high flow conditions

... the speed which is suitable for the prevailing traffic conditions, so it is easy for drivers to understand and to follow the new speed ...This high level of driver acceptance will ensure the ...

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Approximate methods in high speed flow

Approximate methods in high speed flow

... The flow-field is further complicated by the reflections at the piston path of the backward propagated pressure waves from the shock front which then give rise to a secondary interaction with the shock* It can be ...

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High speed plasma flow about probes

High speed plasma flow about probes

... the flow is too short to obtain a steady state parallel magnetic ...operating conditions and could be accounted for by variations in the second diaphragm burst pressure or gas composition in the ...

173

CFD++ High Speed Flow Analysis on Turrets

CFD++ High Speed Flow Analysis on Turrets

... **Bombardier Aerospace, Loads and Dynamics), Montreal, QC § TechWise Networks Inc., Montreal, QC Abstract Steady-state RANS analyses of the flow at M ∞ = 0.68 over a hemisphere-cylinder turret have been prepared ...

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CFD Study of the Flow around a High-Speed Train

CFD Study of the Flow around a High-Speed Train

... reference speed U=200km/h shall not cause the air speed to exceed value U 2σ ...test conditions with ambient wind speeds of less than or equal to ...

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The Effects of Active Flow Control on High-Speed Jet Flow Physics and Noise

The Effects of Active Flow Control on High-Speed Jet Flow Physics and Noise

... various flow applications as shown by Coe et ...a high failure rate when operated for long durations or under extreme conditions ...jet’s flow impinging on a wall (Krishnan & Mohseni ...

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Accurate and Flexible Flow-Based Monitoring for High-Speed Networks

Accurate and Flexible Flow-Based Monitoring for High-Speed Networks

... the flow ar- rived is less than the prefixed inactive ...the flow record was created is less than the prefixed active timeout and is done by the subtraction of the flow’s initial timestamp from the current ...
Performance of an axial flow helium compressor
under high through-flow conditions

Performance of an axial flow helium compressor under high through-flow conditions

... low speed, low pressure ratio ...relatively high being 0.82 at mid span. The design speed of the machine is 3000 rpm with a mass ow rate of approximately ...

81

On scaling method to investigate high-speed over-tip-leakage flow at low-speed condition

On scaling method to investigate high-speed over-tip-leakage flow at low-speed condition

... Modern High Pressure Turbine (HPT) blades operate at high speed ...(OTL) flow can be high-subsonic or even ...OTL flow has been studied extensively in low speed ...low ...

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Design Flow Based on Sensitivity Analysis for High-speed Digital Circuits

Design Flow Based on Sensitivity Analysis for High-speed Digital Circuits

... Keeping modeling error in mind, the designer can estimate the rough sizes of transistors and begin the design in the right ballpark. General biasing conditions can also be determined from hand analysis. Then, ...

101

Characterization of a Laser-Generated Perturbation in High-Speed Flow for Receptivity Studies

Characterization of a Laser-Generated Perturbation in High-Speed Flow for Receptivity Studies

... different conditions tested in the PCT at the survey location of z meas = 90 ...stagnation conditions) or when measurements are taken close to the perturbation generation site (at lower z meas ...

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1.
													Development of  meshless method  boundary  conditions  for high  speed  flows

1. Development of meshless method boundary conditions for high speed flows

... grid but an essential difference between the two exists in the distribution of neighbouring points. In meshless method, the nearest neighbours constitute the point cloud whereas in unstructured mesh, two successive ...

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A decision-making algorithm for automatic flow pattern identification in high-speed imaging

A decision-making algorithm for automatic flow pattern identification in high-speed imaging

... An original decision-making algorithm was developed to iden- tify shock waves in complex Schlieren images. In order to success- fully identify the flow pattern three main obstacles needed to be overcome: the ...

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Influence of parameters on flame expansion in a high-speed flow : experimental and numerical study

Influence of parameters on flame expansion in a high-speed flow : experimental and numerical study

... interaction of swirl flow with partial premixed and disk-stabilized flame was investigated [9]. Ignition and blow-off are directly affected by mixing of fuel and air [10]. Experimental study on lean ignition and ...

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Influence of the Wheel Rotation on Underbody Flow and Aerodynamic Forces of High Speed Train

Influence of the Wheel Rotation on Underbody Flow and Aerodynamic Forces of High Speed Train

... underbody flow and aerodynamics on high speed train were numerically investigated by using Reynolds averaged Navier-Stokes equations ...different conditions including stationary and rotating ...

6

Dynamometer Tests of Brake Shoes under Wet Conditions for the High Speed Trains

Dynamometer Tests of Brake Shoes under Wet Conditions for the High Speed Trains

... In an air brake system, compressed air forces a piston driven brake shoe against the wheel. The brake shoes can be made from a number of different substances, including cast iron and synthetic materials. Fig. 1 shows the ...

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High speed flow with discontinuous surface catalysis

High speed flow with discontinuous surface catalysis

... the high-speed high- temperature flow of a gas mixture, the major component of which is an inert gas but with molecular and atomic forms of a diatomic ...the flow reaches the catalytic ...

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Freeway speed-flow relationships under rain and congested conditions

Freeway speed-flow relationships under rain and congested conditions

... certain conditions specified in the law, libraries and archives are authorized to furnish a photocopy or other ...specified conditions is that the photocopy or reproduction is not to be “used for any ...

168

Flow Characterisation for a Validation Study in High-speed Aerodynamics

Flow Characterisation for a Validation Study in High-speed Aerodynamics

... complex flow problems in high-speed ...channel flow. As well as checks of flow quality typically performed for phenomenological investigations, additional quantitative tests are ...

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Joule heating flow control methods for high-speed flows

Joule heating flow control methods for high-speed flows

... The paper by Erdem et al. 119 investigated a very similar research case. The general understanding of the phenomenon of laser interaction with the bow shock generating a toroidal vortex, due to the baroclinic ...

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