Erland Johnson

Adjunct Professor at Chalmers, Mechanics and Maritime Sciences, Marine Technology

Erland Johnson is Adjunct Professor and Associate Professor in the research group Marine Structures. He holds the position of PhD in Solid Mechanics and MSc in Engineering Physics, and has competence in (dynamic) fracture mechanics, fatigue, material mechanics, FEM, dynamics, numerical techniques, and experimental techniques.His research fields are impact, collision, lightweight structures, fatigue and fracture, uncertainty and reliability, and multidisciplinary research.

Source: chalmers.se

Showing 40 publications

2019

Models for design and fatigue analysis of dynamic power cables for wave energy converters

Jonas Ringsberg, Artjoms Kuznecovs, Shun-Han Yang et al
Trends in the Analysis and Design of Marine Structures - Proceedings of the 7th International Conference on Marine Structures (MARSTRUCT 2019), p. 488-497
Paper in proceedings
2019

A methodology for design and fatigue analysis of power cables for wave energy converters

Artjoms Kuznecovs, Jonas Ringsberg, Shun-Han Yang et al
International Journal of Fatigue. Vol. 122 (1), p. 61-71
Journal article
2018

Analysis of the ultimate strength of corroded ships involved in collision accidents and subjected to biaxial bending

Jonas Ringsberg, Zhiyuan Li, Artjoms Kuznecovs et al
Progress in Maritime Technology and Engineering - Proceedings of the 4th International Conference on Maritime Technology and Engineering (MARTECH 2018), p. 327-336
Paper in proceedings
2018

Parametric study of the dynamic motions and mechanical characteristics of power cables for wave energy converters

Shun-Han Yang, Jonas Ringsberg, Erland Johnson
Journal of Marine Science and Technology. Vol. 23 (1), p. 10-29
Journal article
2018

Cost and weight of composite ship structures - a parametric study based on DNV rules

Måns Håkansson, Erland Johnson, Jonas Ringsberg
Proceedings of the Institution of Mechanical Engineers Part M: Journal of Engineering for the Maritime Environment. Vol. 232 (3), p. 331-350
Journal article
2018

Experimental and numerical investigation of a taut-moored wave energy converter—a validation of simulated buoy motions

Shun-Han Yang, Jonas Ringsberg, Erland Johnson et al
Proceedings of the Institution of Mechanical Engineers Part M: Journal of Engineering for the Maritime Environment. Vol. 232 (1), p. 97-115
Journal article
2018

Comparison of mooring solutions and array systems for point absorbing wave energy devices

Jonas Ringsberg, Martin Örgård, Hanna Jansson et al
Proceedings of The ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2018). Vol. 11A, p. 1-11
Paper in proceedings
2018

Reduction in ultimate strength capacity of corroded ships involved in collision accidents

Jonas Ringsberg, Zhiyuan Li, Erland Johnson et al
Ships and Offshore Structures. Vol. 13 (Sup1), p. 155-166
Journal article
2017

Shock analysis of a stern ramp using dynamic design analysis method

Jonas Ringsberg, Erland Johnson, Meng Zhang et al
Proceedings of The ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2017), p. 1-11
Paper in proceedings
2017

Biofouling on mooring lines and power cables used in wave energy converter systems - analysis of fatigue life and energy performance

Shun-Han Yang, Jonas Ringsberg, Erland Johnson et al
Applied Ocean Research. Vol. 65 (1), p. 166-177
Journal article
2017

Structural fire integrity testing of lightweight multiple core sandwich structures

Franz Evergren, Michael Rahm, Jonas Ringsberg et al
Progress in the Analysis and Design of Marine Structures - The 6th International Conference on Marine Structures (MARSTRUCT 2017), p. 869-876
Paper in proceedings
2017

Reduction in ultimate strength capacity of corroded ships involved in collision accidents

Jonas Ringsberg, Zhiyuan Li, Erland Johnson et al
Proceedings of The 2nd International Conference on Ships and Offshore Structures (ICSOS 2017), p. 127-140
Paper in proceedings
2017

Performance assessment of the crashworthiness of corroded ship hulls

Jonas Ringsberg, Zhiyuan Li, Erland Johnson
Progress in the Analysis and Design of Marine Structures - Procceedings of The 6th International Conference on Marine Structures (MARSTRUCT 2017), p. 523-531
Paper in proceedings
2016

A comparison of coupled and de-coupled simulation procedures for the fatigue analysis of WEC mooring lines

Shun-Han Yang, Jonas Ringsberg, Erland Johnson et al
Ocean Engineering. Vol. 117 (1), p. 332-345
Journal article
2016

The influence of biofouling on power capture and the fatigue life of mooring lines and power cables used in wave energy converters

Shun-Han Yang, Jonas Ringsberg, Erland Johnson
Progress in Renewable Energies Offshore - Proceedings of RENEW 2016, the Second International Conference on Renewable Energies Offshore, p. 711-722
Paper in proceedings
2016

Characterization of non-crimp fabric laminates: loss of accuracy due to strain measuring techniques

Luis Felipe Sanchez Heres, Jonas Ringsberg, Erland Johnson
Journal of Testing and Evaluation. Vol. 44 (6), p. 2321-2337
Journal article
2015

Parametric study of the mechanical characteristics of power cables under dynamic motions

Shun-Han Yang, Jonas Ringsberg, Erland Johnson
Proceedings of The 11th European Wave and Tidal Energy Conference (EWTEC 2015), p. 1-11
Paper in proceedings
2014

Influence of mechanical and probabilistic models on the reliability estimates of fibre-reinforced cross-ply laminates

Luis Felipe Sanchez Heres, Jonas Ringsberg, Erland Johnson
Structural Safety. Vol. 51 (1), p. 35-46
Journal article
2014

A comparative study of fatigue assessments of container ship structures using various direct calculation approaches

Zhiyuan Li, Wengang Mao, Jonas Ringsberg et al
Ocean Engineering. Vol. 82 (1), p. 65-74
Journal article
2014

Modelling approaches for reliability estimations of fibre-reinforced plastic laminates

Luis Felipe Sanchez Heres, Jonas Ringsberg, Erland Johnson
Proceedings of The ASME 2014 33rd International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2014). Vol. 4A, p. 1-10
Paper in proceedings
2014

Analysis of Mooring Lines for Wave Energy Converters: A Comparison of De-Coupled and Coupled Simulation Procedures

Shun-Han Yang, Jonas Ringsberg, Erland Johnson
Proceedings of The ASME 2014 33rd International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2014). Vol. 4A, p. V04AT02A034-
Paper in proceedings
2014

Analysis of mooring lines for wave energy converters – a comparison of de-coupled and coupled simulation procedures

Shun-Han Yang, Jonas Ringsberg, Erland Johnson
Proceedings of The ASME 2014 33rd International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2014). Vol. 4A, p. 1-11
Paper in proceedings
2013

Study on the possibility of increasing the maximum allowable stresses in fibre-reinforced plastics

Luis Felipe Sanchez Heres, Jonas Ringsberg, Erland Johnson
Journal of Composite Materials. Vol. 47 (16), p. 1931-1941
Journal article
2012

Effects of matrix cracking on the estimation of operational limits of FRP laminates

Luis Felipe Sanchez Heres, Jonas Ringsberg, Erland Johnson
Proceedings of The 15th European Conference on Composite Materials (ECCM15), p. 1-8
Paper in proceedings
2012

A comparative study of fatigue assessment of a container ship structure using various direct calculation approaches

Zhiyuan Li, Wengang Mao, Jonas Ringsberg et al
Proceedings of The International Conference on Maritime Technology (ICMT 2012), p. 405-409
Paper in proceedings
2012

A method for assessment of the survival time of a ship damaged by collision

Martin Schreuder, Per Hogström, Jonas Ringsberg et al
Transactions - Society of Naval Architects and Marine Engineers. Vol. 119 (1), p. 603-619
Journal article
2011

Survivability analysis of a struck ship with damage opening - influence from model and material properties uncertainties

Per Hogström, Jonas Ringsberg, Erland Johnson
Ships and Offshore Structures. Vol. 6 (4), p. 339-354
Journal article
2011

Optimization of composite maritime structures - effects of uncertainties on design criteria limits

Luis Felipe Sanchez Heres, Jonas Ringsberg, Erland Johnson
Advances in Marine Structures - Proceedings of the 3rd International Conference on Marine Structures (MARSTRUCT 2011), p. 707-714
Paper in proceedings
2011

A method for assessment of the survival time of a ship damaged by collision

Martin Schreuder, Per Hogström, Jonas Ringsberg et al
Journal of Ship Research. Vol. 55 (2), p. 86-99
Journal article
2010

Analysis of a struck ship with damage opening - influence from model and material properties uncertainties

Per Hogström, Jonas Ringsberg, Erland Johnson
Proceedings of The ASME 2010 29th International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2010). Vol. 2, p. 51-58
Paper in proceedings
2010

Examples of selected research efforts made on characteristics of material, ship side structure response and ship survivability in ship collisions

Jonas Ringsberg, Erland Johnson, Martin Schreuder et al
Proceedings of The 5th International Conference on Collision and Grounding of Ships (ICCGS5), p. 25-33
Paper in proceedings
2009

Experimental verification of finite element failure criteria with respect to strain state and element size

Per Hogström, Jonas Ringsberg, Erland Johnson
Proceedings of The 12th International Conference on Fracture (ICF12), p. 1651-1660
Paper in proceedings
2009

An experimental and numerical study of the effects of length scale and strain state on the necking and fracture behaviours in sheet metals

Per Hogström, Jonas Ringsberg, Erland Johnson
International Journal of Impact Engineering. Vol. 36 (10-11), p. 1194-1203
Journal article
2009

Experimental and numerical investigation of bulb impact with a ship side-shell structure

Ulf Karlsson, Jonas Ringsberg, Erland Johnson et al
Marine Technology. Vol. 46 (1), p. 16-26
Journal article
2009

Holistic assessment of ship survivability and risk after damage

Martin Schreuder, Per Hogström, Jonas Ringsberg et al
Proceedings of The 3rd International Conference on Computational Methods in Marine Engineering (MARINE 2009), p. 347-351
Paper in proceedings
2007

Stress and Fatigue Analysis of a Bow-Door Arm

Ulf Karlsson, Anders Ulfvarson, Erland Johnson et al
Proceedings of the Institution of Mechanical Engineers Part M: Journal of Engineering for the Maritime Environment. Vol. 221 (3), p. 125-135
Journal article
2007

Lateral spårstabilitet -- slutrapport

Erland Johnson, Gunnar Kjell, Lars Jacobsson et al
Report
2006

A model for short crack propagation in polycrystalline materials

Robert Lillbacka, Erland Johnson, Magnus Ekh
Engineering Fracture Mechanics. Vol. 73 (2), p. 223-232
Journal article
2003

Fatigue crack initiation based on simulations on the mesoscopic scale

Robert Lillbacka, Magnus Ekh, Erland Johnson et al
Fatigue 2003, Cambridge
Paper in proceedings
2002

Anisotropic damage modeling based on mesomechanical simulations

Robert Lillbacka, Magnus Ekh, Kenneth Runesson et al
World Congress on Computational Mechanics V, 2002, Vienna. Vol. 1, p. 190-
Paper in proceedings

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Showing 5 research projects

2017–2021

RAMSSES - Realisation and Demonstration of Advanced Material Solutions for Sustainable and Efficient Ships

Michael Rahm Marine Technology
Jonas Ringsberg Marine Technology
Erland Johnson Marine Technology
European Commission (Horizon 2020)

2017–2020

ELASTMOOR - Elastic mooring systems for wave energy converters

Jonas Ringsberg Marine Technology
Shun-Han Yang Marine Technology
Johannes Palm Marine Technology
Erland Johnson Marine Technology
Swedish Energy Agency

2016–2018

Simulation model for operation and maintenance strategy of floating wave energy converters - analysis of fatigue, wear, and influence of biofouling for effective and profitable energy harvesting

Shun-Han Yang Marine Technology
Erland Johnson Marine Technology
Jonas Ringsberg Marine Technology
Swedish Energy Agency

2015–2018

R&D of dynamic low voltage cables between the buoy and floating hub in a marine energy system

Erland Johnson Marine Technology
Jonas Ringsberg Marine Technology
Shun-Han Yang Marine Technology
Swedish Energy Agency

2012–2015

Ocean Energy Centre - Durability analysis of cables and moorings used in systems for harvesting of renewable ocean energy

Jonas Ringsberg Marine Technology
Shun-Han Yang Marine Technology
Erland Johnson Marine Technology
Swedish Energy Agency

There might be more projects where Erland Johnson participates, but you have to be logged in as a Chalmers employee to see them.