Anders Ekberg

2023

Numerical prediction of railhead rolling contact fatigue crack growth

2023

Relating the influence of track properties to axle load spectra through onboard measurements

2023

Numerical prediction of railhead rolling contact fatigue crack growth

2023

Probability of rail break caused by out-of-round wheel loads

2023

Rail and wheel health management

2023

Rail machining - current practices and potential for optimisation

2022

Probability of instant rail break induced by wheel–rail impact loading using field test data

RAIL AND WHEEL HEALTH MANAGEMENT

NUMERICAL PREDICTION OF ROLLING CONTACT FATIGUE CRACK GROWTH IN A RAILHEAD

SIMULATION-BASED EVALUATION OF THE PROBABILITY OF RAIL-BREAK DUE TO OUT-OF-ROUND WHEEL LOADS

Prediction of axle fatigue life based on field measurements

2022

Numerical predictions of crack growth direction in a railhead under contact, bending and thermal loads

2022

A method for in-field railhead crack detection using digital image correlation

2022

More robust switches through improved control of the switch rail

2022

Application of a semianalytical strain assessment and multiaxial fatigue analysis to compare rolling contact fatigue in twin-disk and full-scale wheel/rail contact conditions

Influence of wheel and rail deterioration on wheelset fatigue life

2022

Optimisation of slab track design considering dynamic train–track interaction and environmental impact

2022

Railway wheelset fatigue life estimation based on field tests

2022

Computational model for low cycle fatigue analysis of lattice materials: Incorporating theory of critical distance with elastoplastic homogenization

2021

Asset management – A brief introduction with focus on the ISO 55000 standard and mechanical deterioration of railway related assets

2021

Cracks in turnout sleepers -- Conclusions from a questionnaire to the UIC Track Expert Group

Numerical assessment of the loading of rolling contact fatigue cracks close to rail surface irregularities

2020

Risk of fatigue of train car chassis due to pressure waves between meeting trains

Evaluation of mixed-mode crack growth direction criteria under rolling contact conditions

2019

Digitalisation of condition monitoring data as input for fatigue evaluation of wheelsets

Multiscale modelling of train–track interaction phenomena with focus on contact mechanics

Evaluation of crack growth direction criteria on mixed-mode fatigue crack growth experiments

Mechanical deterioration of wheels and rails under winter conditions – mechanisms and consequences

Rolling contact fatigue assessment of repair rail welds

Surface damage of wheels and rails: similarities, differences and effective mitigation strategies

Numerical investigation of crack initiation in rails and wheels affected by martensite spots

Rolling contact fatigue assessment of repair rail welds

Evaluation of mixed-mode crack growth criteria under rolling contact conditions

The role of contact mechanics in multiscale modelling of train-track interaction phenomena

2018

Upgrading of freight railways to meet operational and market demands

Mechanical deterioration of wheels and rails under winter conditions – mechanisms and consequences

Stress intensity factor evaluation for rolling contact fatigue cracks

Stress gradient effects in surface initiated rolling contact fatigue of rails and wheels

Rolling contact fatigue, wear and broken rail derailments

The influence of corrugation on frictional stress at the rail-wheel interface

Temperature-dependent evolution of the cyclic yield stress of railway wheel steels

A numerical investigation of elastoplastic deformation of cracks in tubular specimens subjected to combined torsional and axial loading

Estimation of gauge corner and flange root degradation from rail, wheel and track geometries

Integrated analysis of dynamic vehicle–track interaction and plasticity induced damage in the presence of squat defects

2015

D-RAIL – konsten att inte spåra ur

Stress gradient effects in surface initiated rolling contact fatigue of rails and wheels

Rolling contact fatigue, wear and broken rail derailments

Thermomechanical cracking of railway wheel treads: a combined experimental and numerical approach

Finite element modelling of frictional thermomechanical rolling/sliding contact using an arbitrary Lagrangian-Eulerian formulation

Temperature-dependent evolution of the cyclic yield stress of railway wheel steels

Färdplan för ökad forskning och innovation inom underhåll av järnvägsfordon

Integrated analysis of dynamic vehicle-track interaction and plasticity induced damage in the presence of squat defects

The development of a crack propagation model for railway wheels and rails

Allowable wheel loads, crack sizes and inspection intervals to prevent rail breaks

Gauge corner and flange root degradation estimation from rail, wheel and track geometry

Numerical assessment of the influence of worn wheel tread geometry on rail and wheel deterioration

Numerical evaluation of the material response of a railway wheel under thermomechanical braking conditions

Influence of short thermal cracks on the material behaviour of a railway wheel subjected to repeated rolling

The influence of track geometry irregularities on rolling contact fatigue

2014

Surface fatigue initiated transverse defects and broken rails -- an International Review

D-RAIL Deliverable 6.1 — Analysis of tests for the validation of numerical simulations

Tread braking – fatigue life of railway wheel webs

Wheel/rail rolling contact fatigue – Probe, predict, prevent

Järnvägen igår, idag, imorgon – hur forskning kan användas

2014

Finite element analysis of transient thermomechanical rolling contact using an efficient arbitrary Lagrangian-Eulerian description

Identifying the root causes of damage on the wheels of heavy haul locomotives and its mitigation

Identifying the root causes of damage on the wheels of heavy haul wheel damage phenomena

D-RAIL Deliverable D3.2 — Analysis and mitigation of derailment, assessment and commercial impact

Thermal cracking of a railway wheel tread due to tread braking -- critical crack sizes and influence of repeated thermal cycles

D-RAIL Deliverable D3.3 — Guidelines on derailment analysis and prevention

Deterioration of insulated rail joints – a three-year field study

Numerical evaluation of the material response of a railway wheel under thermomechanical braking conditions

The influence of track geometry irregularities on rolling contact fatigue

Wheel/rail rolling contact fatigue - probe, predict, prevent

Modelling the thermomechanical wheel–rail interface during rolling contact

A numerical study of the influence of lateral geometry irregularities on mechanical deterioration of freight tracks

Numerical evaluation of the transient response due to non-smooth rolling contact using an arbitrary Lagrangian–Eulerian formulation

Thermal Cracking of a Railway Wheel Tread due to Tread Braking – Critical Crack Sizes

A simplified index for evaluating subsurface initiated rolling contact fatigue from field measurements

The influence of lateral track irregularities on track shift forces, rolling contact fatigue and component fatigue

Acceptance criterion for rail roughness level spectrum based on assessment of rolling contact fatigue and rolling noise

The EU-project INNOTRACK – a description of highlights and how they have been implemented

THERMO-MECHANICAL CRACKING OF RAILWAY WHEEL

Thermal cracking of a railway wheel tread due to tread braking – critical crack sizes and influence of repeated thermal cycles

Track condition analyser: identification of rail rolling surface defects, likely to generate fatigue damage in wheels, using instrumented wheelset measurements

2011

Klassificering av hjulskador

2011

Classification of wheel damage

On-board measurements of particulate matter emissions from a passenger train

Track condition analyser – assessment of need for track maintenance based on instrumented wheelset measurements

Wheel tread damage – a numerical study of railway wheel tread plasticity under thermomechanical loading

Timber replacement sleepers — ensuring lateral track stability

An Arbitrary Lagrangian Eulerian Formulation For Simulation Of Wheel-Rail Contact

Railway axle design – to be based on fatigue initiation or crack propagation?

Rolling contact fatigue prediction for rails and comparisons with test rig results

2010

INNOTRACK: Concluding technical report

Cutting the life-cycle cost of track

Emissions of particulate matters from railways – emission factors and condition monitoring

Guest editorial

Results to exemplify the joint EU-project INNOTRACK - Innovative Track systems

INNOTRACK Deliverable D4.3.7, Innovative laboratory tests for rail steels – Final report

Acceptance criterion for rail roughness level spectrum based on assessment of rolling contact fatigue and rolling noise

Wheel tread damage – a numerical study of railway wheel tread plasticity under thermomechanical loading

Results to exemplify the joint EU-project INNOTRACK – Innovative track systems

Emissions of particulate matter from railways – onboard and tunnel measurements

Bainitic steel grade for solid wheels: metallurgical, mechanical, and in-service testing

An overview of wheel–rail interface related research in the European project INNOTRACK including issues in technical and economical validation

INNOTRACK Deliverable 4.2.3 -- Improved model for loading and subsequent deterioration of insulated joints

Railway axle design – to be based on fatigue initiation or crack propagation?

INNOTRACK Deliverable D4.3.8, Innovative laboratory tests for rail steels

A numerical study of the mechanical deterioration of insulated rail joints

Assessing risks of subsurface initiated rolling contact fatigue from field measurements

INNOTRACK Deliverable 4.2.5 -- Improved model for the influence of vehicle conditions (wheel flats, speed, axle load) on the loading and subsequent deterioration of rails

Analysis of static fractures of rails due to wheel flats

Fatigue of railway wheels

INNOTRACK Deliverable 4.2.4 -- Improved model for loading and subsequent deterioration due to squats and corrugation

Predicting crack growth and risks of rail breaks due to wheel flat impacts in heavy haul operations

Alarm limits for wheel–rail impact loads – part 1: rail bending moments generated by wheel flats

Alarm limits for wheel–rail impact loads – part 2: analysis of crack growth and fracture

INNOTRACK Deliverable D7.3.2, Technical review platform

The detrimental effects of hollow wear – field experiences and numerical simulations

Larmgräns för hjulskadedetektorer – En utredning av risk för rälbrott på Malmbanan

INNOTRACK Deliverable 4.2.1 -- Simplified relation for the influence of rail/joint degradation on operational loads and subsequent deterioration

Subsurface initiated rolling contact fatigue of railway wheels as generated by rail corrugation

Realtidsanalys av utmattningspåkänning från uppmätta spårkrafter

Lateral spårstabilitet -- slutrapport

PRESOL – pre-processor för solkurveanalys

Numerisk prediktering av uppkomst av solkurvor – modellering, analys, inledande parameterstudie, samt indatagenerering

The influence of vertical load transients on wheel and rail deterioration

Isolerskarvar – jämförelse mellan 4 mm och 8 mm skarvöppning

Index for real-time prediction of sub-surface initiated rolling contact fatigue in railway wheels

Predicting Crack Growth and Risks of Rail Breaks due to Wheel Flat Impacts in Heavy Haul Operations

Bainitic steel grade for solid wheels: metallurgical, mechanical and in-service testing

Developing hollow wear limits based on field experience and numerical simulations

INNOTRACK -- Innovative Track System --- A unique approach from infrastructure managers and competitive track supply industry to develop the innovative products of the future

Innovative bainitic steel grade for solid wheels tested in arctic heavy haul operations

Prediction of dynamic train-track interaction and subsequent material deterioration in the presence of insulated rail joints

The influence of plastic deformations on growth of subsurface rolling contact fatigue cracks in railway wheels

Contact Mechanics and Wear of Rail/Wheel Systems

Influence of short-pitch wheel/rail corrugation on rolling contact fatigue of railway wheels

Fatigue of railway wheels and rails under rolling contact and thermal loading -- an overview

Prediction of dynamic train–track interaction and subsequent material deterioration in the presence of insulated rail joints

Material defects in rolling contact fatigue of railway wheels -- the influence of defect size

Guest editorial

Predicting fretting fatigue of railway wheel-axle assemblies – a state of-the-art survey

Answer to the letter to the editor by M Ciavarella and H Maitournam

Railway track stability – a state of-the-art survey

Fretting fatigue of railway axles – review of predictive methods and outline of a finite element model

Spårstabilitet - en introduktion för bantekniker

Integrated analysis of dynamic train–track interaction and rolling contact fatigue

A new CAE procedure for railway wheel tribological design

Researchers on the track of wheel-rail interaction

Integrating rolling contact fatigue analysis with simulation of dynamic train–track interaction

An engineering model for rolling contact fatigue

Fatigue initiation in railway wheels — a numerical study of the influence of defects

Rolling Contact Fatigue of Railway Wheels Towards Tread Life Prediction through Numerical Modelling Considering Material Imperfections, Probabilistic Loading and Operational Data

Rolling contact fatigue of railway wheels

LABFEM - Lateral Buckling of Beams Calculated by the Finite Element Method, Theory and Manual