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[PDF] Top 20 Contact Force Estimation in the Railway Vehicle Wheel Rail Interface

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Contact Force Estimation in the Railway Vehicle Wheel Rail Interface

Contact Force Estimation in the Railway Vehicle Wheel Rail Interface

... instrumented vehicle. The intention is also to consider the force estimation technique for many other ...of railway vehicles in terms of the wheel and rail geometric and wear ... See full document

7

The Influence of Wheel/Rail Contact Conditions on the Microstructure and Hardness of Railway Wheels

The Influence of Wheel/Rail Contact Conditions on the Microstructure and Hardness of Railway Wheels

... 2.5. Region E: RCF Band. This part of the leading wheel contacts the inner rail on curves; the opposite wheel is in flange face or flange root contact. There are fewer contacts in these ... See full document

17

Modelling the Dynamic Behaviour of the Wheel Rail Interface by Using a Novel 3D Wheel Rail Contact Model

Modelling the Dynamic Behaviour of the Wheel Rail Interface by Using a Novel 3D Wheel Rail Contact Model

... of railway vehicle on the track is influenced by wheel-rail ...the wheel and rail profiles affects the movement of the vehicle on the ...comprehensive rail ... See full document

7

Reducing the Diameter of Freight Vehicle Wheels  –  The Suitability of Q/D as a Control for Wheel Rail Contact Stress

Reducing the Diameter of Freight Vehicle Wheels – The Suitability of Q/D as a Control for Wheel Rail Contact Stress

... minimum wheel diameter of freight vehicles operating on GB ...Hertzian contact stress and contact stress driven damage, within the scope of a national ...lateral wheel profile shape would ... See full document

8

Design and optimisation of wheel rail profiles for adhesion improvement

Design and optimisation of wheel rail profiles for adhesion improvement

... the railway wheel and rail are referred to as profiles that are the basis of the contact geometry problem in wheel-rail ...geometric contact and vehicle dynamics ... See full document

28

A Novel Approach To Modelling And Simulation Of The Dynamic Behaviour Of The Wheel Rail Interface

A Novel Approach To Modelling And Simulation Of The Dynamic Behaviour Of The Wheel Rail Interface

... for wheel-rail interface using the wheel-rail profile ...3-dimensional wheel-rail contact model was developed to model the dynamics of the wheel-rail ... See full document

7

The effect of railway local irregularities on ground vibration

The effect of railway local irregularities on ground vibration

... the vehicle/track subsystem are simulated by considering a multibody vehicle model moving on a flexible track (Figure ...The wheel/rail forces are defined using Hertz’s theory and allow ... See full document

18

Investigation on effect of train speed in displacement of railway ballasted track with unsupported sleepers

Investigation on effect of train speed in displacement of railway ballasted track with unsupported sleepers

... maximum contact force of wheel and rail displacement due to velocity changes and the number of unsupported sleepers have been ...of rail and wheel/rail contact ... See full document

8

Railway Wheel Flat and Rail Surface Defect Detection by Time Frequency Analysis

Railway Wheel Flat and Rail Surface Defect Detection by Time Frequency Analysis

... both vehicle and track due to wheel flats or rail surface defects has increased and critical defect sizes at which action must be taken are ...the vehicle, the wheel, and the ... See full document

6

Wheel–rail contact: experimental study of the creep forces–creepage relationships

Wheel–rail contact: experimental study of the creep forces–creepage relationships

... the wheel-rail contact problem in the dynamic behaviour of railway vehicles has led to the publications of different mathematical developments that tackle this problem mainly from a purely ... See full document

9

Design and optimisation of wheel rail profiles for adhesion improvement

Design and optimisation of wheel rail profiles for adhesion improvement

... of railway wheel profiles to reflect the importance of various factors including the maximum values of contact stress, lateral force on the track, derailment quotient and total wear and ride ... See full document

18

Integrating Dynamics and Wear Modelling to Predict Railway Wheel Profile Evolution

Integrating Dynamics and Wear Modelling to Predict Railway Wheel Profile Evolution

... the vehicle characteristics and initial wheel and rail profiles, a wear sequence reproducing the vehicle mission profile is simulated using the multi-body vehicle ...global ... See full document

12

Analytical Approach to Vibration Analysis Of the Wheel-rail contact

Analytical Approach to Vibration Analysis Of the Wheel-rail contact

... Wheel/rail contact simulation is one of the most complicated problems in the modeling of railway ...The wheel/rail interaction plays a unique role in rail vehicle ... See full document

10

An ultrasonic sensor for monitoring wheel flange/rail gauge corner contact

An ultrasonic sensor for monitoring wheel flange/rail gauge corner contact

... the wheel flange. If there is no contact the pulse is fully reflected back at the flange and picked up by the same ...flange contact takes place, a proportion of the pulse amplitude will be ... See full document

13

Simulation study of thermally initiated rail defects

Simulation study of thermally initiated rail defects

... changing rail condition and the nature of low speed traction wheel-spin control, which by quasi-creep control operation functions well beyond the adhesion peak for considerable periods under degraded ... See full document

18

Analysis of the Wear Profiles of the of Railway Vehicles

Analysis of the Wear Profiles of the of Railway Vehicles

... the wheel profile, equals with the radius of the upper rail between the points and , resulting in a stop point (double point) on the curve of contact, making on the one hand, a hardened zone on the ... See full document

5

A nonlinear vehicle structure interaction methodology with wheel rail detachment and reattachment

A nonlinear vehicle structure interaction methodology with wheel rail detachment and reattachment

... A significant number of studies have been conducted in the last decades to better under- stand this phenomenon. In a problem of this type, the model has to guarantee the coupling be- tween the independent systems by ... See full document

15

Robust electronic brake force distribution in hybrid electric vehicles

Robust electronic brake force distribution in hybrid electric vehicles

... 11. Donghyun Kim, Chulsoo Kim, Sungho Hwang, Hyunsoo Kim. Hardware in the loop simulation of vehicle stability control using regenerative braking and electro hydraulic brake for hybrid electric vehicle. ... See full document

31

Contact Analysis of the Two Dimensional Wheel-Rail Based on Finite Element Method

Contact Analysis of the Two Dimensional Wheel-Rail Based on Finite Element Method

... the contact area of wheel - rail, σ x is compressive stress, and the maximum compressive stress occurs near the center of the contact point of wheel ...the contact point, the ... See full document

9

Characteristics of Vibration and Sound Radiation of Metro Resilient Wheel

Characteristics of Vibration and Sound Radiation of Metro Resilient Wheel

... the wheel sur- face vibration under a unit force was obtained, and the sound power level of the wheel radiation could be cal- culated by the boundary element method ...resilient wheel. In ... See full document

12

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