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High Speed trains

Fatigue analysis of catenary contact wires for high speed trains

Fatigue analysis of catenary contact wires for high speed trains

... the high speed network because it is undetectable and it has a huge impact on traffic ...a high speed line is estimated at more than 50 years and thus it is necessary to consider the risk of ...

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Design and evaluation of decision aids for control of high-speed trains : experiments and model

Design and evaluation of decision aids for control of high-speed trains : experiments and model

... For example, for the previewed speed limit profile in the predictor display, it is assumed that the driver extracts the location and the level of speed reduction in the preview ra[r] ...

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High speed rail contribution to sustainable mobility

High speed rail contribution to sustainable mobility

... with High Speed ...of High Speed Trains since their capacity is more important but they travel distance is much inferior (planes consumption is more important during takeoff and landing ...

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Suppression of period doubling chetter in high-speed milling by spindle speed variation

Suppression of period doubling chetter in high-speed milling by spindle speed variation

... (spindle speed and axial depth of cut) for a couple of (RVA, RVF) ...by speed variation for some ranges of spindle speeds, but for some other ranges, the critical depth of cut is less than that of the ...

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Microsaccades during high speed continuous visual search

Microsaccades during high speed continuous visual search

... A previous study found that microsaccades occur dur- ing self-paced visual search and free viewing tasks (Otero-Millan et al., 2008). That study concluded that microsaccades have similar statistics to those of saccades ...

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Suppression of period doubling chatter in high-speed milling by spindle speed variation

Suppression of period doubling chatter in high-speed milling by spindle speed variation

... Constant spindle speed test In order to verify the model, a series of tests at a constant speed has been conducted. The experimental results have been superimposed onto a plot of the theoretical stability ...

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High speed optical communications in silicon photonics modulators

High speed optical communications in silicon photonics modulators

... of 600 Gb/s [ 20 ], 500 Gb/s [ 21 ], and 500 Gb/s [ 2 ] were reported for LiNbO 3 , InP and SiP platforms, respectively. I.1.3 DSP advancement DSP algorithms simplify the compensation of the various optical and ...

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Capacity constrained accessibility of high-speed rail

Capacity constrained accessibility of high-speed rail

... intercity high-speed railway In addition to the large network coverage and high speed, what really differentiates China’s HSR system is its frequency: along major corridors, such as the ones ...

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High-speed imaging of ice-on-ice crushing

High-speed imaging of ice-on-ice crushing

... atmospheric conditions small ice particles collide with existing ice layers on aircraft components to increase the accumulation. A thin layer of pressurized flowing melt is known to be generated during ice crushing ...

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Model of High-Speed train energy consumption

Model of High-Speed train energy consumption

... maximum speed is generally lower than 300 km/h although the projects speed of a new high-speed line are at least 350 ...for high speeds, aerodynamic have to be analysed more ...

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High-speed polarization-resolved third-harmonic microscopy

High-speed polarization-resolved third-harmonic microscopy

... a high numerical aperture (NA) microscope objective, THG efficiency is dominated by the Gouy phase shift, which prevents phase matching between the fundamental and harmonic fields over the focal region in the case ...

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Modelling High Speed Machining with the SPH Method

Modelling High Speed Machining with the SPH Method

... c. IMPETUS Afea, Grenade sur Garonne, France Abstract The purpose of this work is to evaluate the use of the Smoothed Particle Hydrodynamics (SPH) method within the framework of high speed cutting ...

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Low Power Consumption and High-Speed Ge Receivers

Low Power Consumption and High-Speed Ge Receivers

... Low Power Consumption and High-Speed Ge Receivers L. Virot 1,2,3 , D. Benedikovic 1 , B. Szelag 2 , C. Alonso-Ramos 1 , J.M. Hartmann 2 , P. Crozat 1 , E. Cassan 1 , D. Marris-Morini 1 , C. Baudot 3 , F. ...

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MHOMS : high speed ACM modem for satellite applications

MHOMS : high speed ACM modem for satellite applications

... (e.g. high-speed ...the high throughput required has led to selection of less complex (but more efficient) code solutions endowed with performances similar to those offered by the DVB- S2 LDPC (Low ...

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High-speed photodetectors in a photonic crystal platform

High-speed photodetectors in a photonic crystal platform

... small high-Q cavities for optical filtering [1] and high Q/V cavities for efficient light-matter interaction for ...for high-density photonic ...new high- speed photodetector concept ...

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High-Speed Force Spectroscopy for Single Protein Unfolding

High-Speed Force Spectroscopy for Single Protein Unfolding

... piezoelectric elements that allow high pulling rates limit considerably the size of the sample support, limiting the type of surface used to immobilize the protein. Thus, more robust techniques for protein ...

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Biological physics by high-speed atomic force microscopy

Biological physics by high-speed atomic force microscopy

... HS-AFM coupled to a temperature-controlled system reported directly ripple to fluid phase transitions (reversibly) in real time and at high resolution [ 59 ]. When the fluid bilayer was cooling down, ripples ...

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Agricultural spray measurement by high-speed shadow imagery

Agricultural spray measurement by high-speed shadow imagery

... Conclusions A routine implemented in a general technical computing language was developed on the basis of established image processing techniques. This low-cost backlighted imaging technique was tested as an alternative ...

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SPH method applied to high speed cutting modelling

SPH method applied to high speed cutting modelling

... Keywords: Smoothed particle hydrodynamics method; Orthogonal cutting; High speed machining 1. Introduction Machining is the most used process in industrial components production. Aeronautical manufacturers ...

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Damping characterization of a high speed train catenary

Damping characterization of a high speed train catenary

... Setting the dropper damping to zero introduces high frequency oscillations at the dropper where the mass is dropped. This numerical problem can be solved by setting the stiffness proportional damping α drop to a ...

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