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Proceedings Papers

The Influence of Edge Treatment on Fatigue Behavior of Thermal Cut Edges

Jan-Hendrik Grimm, Juliana Diniz e Castro, Hubertus von Selle, Moritz Braun, Franz von Bock und Polach, Sören Ehlers, Jonas Hensel, Ann-Christin Hesse, Klaus Dilger

Proc. ASME. OMAE2022, Volume 2: Structures, Safety, and Reliability, V002T02A033, June 5–10, 2022

Paper No: OMAE2022-78431

DOI: https://doi.org/10.1115/OMAE2022-78431

View Paper titled, The Influence of Edge Treatment on Fatigue Behavior of Thermal Cut Edges

Topics: Cutting, Fatigue, Fatigue testing, Steel, Yield strength

Proceedings Papers

New Findings on the Impact of the Idealization of Corrosion on the Brittle Failure of Steel

Michael Biglu, Franz von Bock und Polach, Sören Ehlers

Proc. ASME. OMAE2022, Volume 2: Structures, Safety, and Reliability, V002T02A040, June 5–10, 2022

Paper No: OMAE2022-82014

DOI: https://doi.org/10.1115/OMAE2022-82014

View Paper titled, New Findings on the Impact of the Idealization of Corrosion on the Brittle Failure of Steel

Topics: Brittleness, Corrosion, Failure, Finite element analysis, Steel

Proceedings Papers

Analyzing Flexural Strength Data of Ice: How Useful Is Explainable Machine Learning?

Patrik Buil, Leon Kellner, Sören Ehlers, Franz von Bock und Polach

Proc. ASME. OMAE2022, Volume 6: Polar and Arctic Sciences and Technology, V006T07A012, June 5–10, 2022

Paper No: OMAE2022-87434

DOI: https://doi.org/10.1115/OMAE2022-87434

View Paper titled, Analyzing Flexural Strength Data of Ice: How Useful Is Explainable Machine Learning?

Topics: Bending strength, Ice, Machine learning

Proceedings Papers

Fatigue Strength of Fixed Offshore Structures Under Variable Amplitude Loading Due to Wind, Wave, and Ice Action

Moritz Braun, Alfons Dörner, Tom Willems, Marc Seidel, Hayo Hendrikse, Knut V. Høyland, Claas Fischer, Sören Ehlers

Proc. ASME. OMAE2022, Volume 6: Polar and Arctic Sciences and Technology, V006T07A020, June 5–10, 2022

Paper No: OMAE2022-78764

DOI: https://doi.org/10.1115/OMAE2022-78764

View Paper titled, Fatigue Strength of Fixed Offshore Structures Under Variable Amplitude Loading Due to Wind, Wave, and Ice Action

Topics: Fatigue damage, Fatigue strength, Ice, Ocean engineering, Offshore structures, Stress, Wind waves

Proceedings Papers

Hydrodynamic and Mechanic Response of a Floating Flexible Ice Floe in Regular Waves With the ICFD Method

Jonas Behnen, Rüdiger u. Franz von Bock und Polach, Marco Klein, Sören Ehlers

Proc. ASME. OMAE2022, Volume 6: Polar and Arctic Sciences and Technology, V006T07A008, June 5–10, 2022

Paper No: OMAE2022-78878

DOI: https://doi.org/10.1115/OMAE2022-78878

View Paper titled, Hydrodynamic and Mechanic Response of a Floating Flexible Ice Floe in Regular Waves With the ICFD Method

Topics: Ice floes, Waves, Ice, Climate, Simulation, Stress, Water, Climate change, Computer simulation, Deflection

Proceedings Papers

Ice Pressure Measurements With TekScan Sensors - Behaviour, Calibration and Application Limits

Jan M. Kubiczek, Hauke Herrnring, Leon Kellner, Phil Ruckert, Sören Ehlers

Proc. ASME. OMAE2022, Volume 6: Polar and Arctic Sciences and Technology, V006T07A023, June 5–10, 2022

Paper No: OMAE2022-80463

DOI: https://doi.org/10.1115/OMAE2022-80463

View Paper titled, Ice Pressure Measurements With TekScan Sensors - Behaviour, Calibration and Application Limits

Topics: Calibration, Ice, Pressure measurement, Sensors, Pressure, Failure, Computer simulation, Design, Measurement uncertainty, Offshore structures

Proceedings Papers

Scenario-Based Risk Management for Arctic Waters

Martin Bergström, Thomas Browne, Sören Ehlers, Inari Helle, Hauke Herrnring, Faisal Khan, Jan Kubiczek, Pentti Kujala, Mihkel Kõrgesaar, Bernt Johan Leira, Tuuli Parviainen, Arttu Polojärvi, Mikko Suominen, Rocky Taylor, Jukka Tuhkuri, Jarno Vanhatalo, Brian Veitch

Proc. ASME. OMAE2022, Volume 6: Polar and Arctic Sciences and Technology, V006T07A004, June 5–10, 2022

Paper No: OMAE2022-80767

DOI: https://doi.org/10.1115/OMAE2022-80767

View Paper titled, Scenario-Based Risk Management for Arctic Waters

Topics: Arctic region, Ice, Risk management, Ships, Stress, Water

Journal Articles

A Finite Element Model for Compressive Ice Loads Based on a Mohr-Coulomb Material and the Node Splitting Technique

Hauke Herrnring, Sören Ehlers

J. Offshore Mech. Arct. Eng. April 2022, 144(2): 021601.

Paper No: OMAE-21-1069

DOI: https://doi.org/10.1115/1.4052746

Published Online: November 12, 2021

View Article titled, A Finite Element Model for Compressive Ice Loads Based on a Mohr-Coulomb Material and the Node Splitting Technique

Topics: Ice, Simulation, Coulombs, Extruding, Stress, Ice-structure interaction

Proceedings Papers

A Finite Element Model for Compressive Ice Loads Based on a Mohr-Coulomb Material and the Node Splitting Technique

Hauke Herrnring, Sören Ehlers

Proc. ASME. OMAE2021, Volume 7: Polar and Arctic Sciences and Technology, V007T07A012, June 21–30, 2021

Paper No: OMAE2021-62803

DOI: https://doi.org/10.1115/OMAE2021-62803

View Paper titled, A Finite Element Model for Compressive Ice Loads Based on a Mohr-Coulomb Material and the Node Splitting Technique

Topics: Coulombs, Finite element model, Ice, Stress, Ice-structure interaction, Brittleness, Simulation, Fracture (Materials), Erosion, Failure mechanisms

Journal Articles

Guidance for Material Selection Based on Static and Dynamic Mechanical Properties at Sub-Zero Temperatures

Moritz Braun, Adrian Kahl, Tom Willems, Marc Seidel, Claas Fischer, Sören Ehlers

J. Offshore Mech. Arct. Eng. August 2021, 143(4): 041704.

Paper No: OMAE-20-1126

DOI: https://doi.org/10.1115/1.4049252

Published Online: January 12, 2021

View Article titled, Guidance for Material Selection Based on Static and Dynamic Mechanical Properties at Sub-Zero Temperatures

Topics: Design, Offshore structures, Ships, Steel, Temperature, Arctic region, Fatigue strength, Fatigue

Proceedings Papers

A Discrete Element Model for Brash Ice Simulations

Jonas Behnen, Quentin Hisette, Sören Ehlers, Rüdiger U. Franz von Bock und Polach

Proc. ASME. OMAE2020, Volume 7: Polar and Arctic Sciences and Technology, V007T07A015, August 3–7, 2020

Paper No: OMAE2020-18667

DOI: https://doi.org/10.1115/OMAE2020-18667

View Paper titled, A Discrete Element Model for Brash Ice Simulations

Topics: Ice, Simulation, Computer simulation, Mechanical behavior, Cold climates, Concretes, Design, Discrete element methods, Friction, Ice rubble

Proceedings Papers

Simulation of Ship-Ice Interaction in Level Ice

Sandro Erceg, Sören Ehlers, Franz von Bock und Polach

Proc. ASME. OMAE2020, Volume 7: Polar and Arctic Sciences and Technology, V007T07A022, August 3–7, 2020

Paper No: OMAE2020-18031

DOI: https://doi.org/10.1115/OMAE2020-18031

View Paper titled, Simulation of Ship-Ice Interaction in Level Ice

Topics: Ice, Ships, Simulation

Proceedings Papers

Sub-Zero Temperature Fatigue Strength of Butt-Welded Normal and High-Strength Steel Joints for Ships and Offshore Structures in Arctic Regions

Moritz Braun, Aleksandar-Saša Milaković, Sören Ehlers, Adrian Kahl, Tom Willems, Marc Seidel, Claas Fischer

Proc. ASME. OMAE2020, Volume 3: Materials Technology, V003T03A010, August 3–7, 2020

Paper No: OMAE2020-18892

DOI: https://doi.org/10.1115/OMAE2020-18892

View Paper titled, Sub-Zero Temperature Fatigue Strength of Butt-Welded Normal and High-Strength Steel Joints for Ships and Offshore Structures in Arctic Regions

Topics: Arctic region, Fatigue strength, Fatigue testing, High strength steel, Offshore structures, Ships, Temperature

Journal Articles

Investigation of Nonlinear Wave–Ice Interaction Using Parameter Study and Numerical Simulation

Moritz C. N. Hartmann, Franz von Bock und Polach, Sören Ehlers, Norbert Hoffmann, Miguel Onorato, Marco Klein

J. Offshore Mech. Arct. Eng. April 2020, 142(2): 021601.

Paper No: OMAE-19-1053

DOI: https://doi.org/10.1115/1.4045625

Published Online: February 6, 2020

View Article titled, Investigation of Nonlinear Wave–Ice Interaction Using Parameter Study and Numerical Simulation

Topics: Ice, Water, Waves, Nonlinear waves

Proceedings Papers

Numerical Study on Nonlinear Wave-Ice-Interaction

Moritz Hartmann, R. U. Franz von Bock und Polach, Sören Ehlers, Norbert Hoffmann, Miguel Onorato, Marco Klein

Proc. ASME. OMAE2019, Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology, V008T07A016, June 9–14, 2019

Paper No: OMAE2019-95116

DOI: https://doi.org/10.1115/OMAE2019-95116

View Paper titled, Numerical Study on Nonlinear Wave-Ice-Interaction

Topics: Ice, Waves, Nonlinear waves, Simulation, Computer simulation, Schrödinger equation, Wave propagation

Proceedings Papers

Numerical Simulation of Ship-Ice Interaction

Michael Huisman, Sandro Erceg, Rüdiger U. Franz von Bock und Polach, Thomas Rung, Sören Ehlers

Proc. ASME. OMAE2019, Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology, V008T07A017, June 9–14, 2019

Paper No: OMAE2019-96740

DOI: https://doi.org/10.1115/OMAE2019-96740

View Paper titled, Numerical Simulation of Ship-Ice Interaction

Topics: Computer simulation, Ice, Ships, Stress, Hull, Simulation, Arctic Ocean, Design, Displacement, Engineers

Proceedings Papers

Systematic Experimental Validation of High-Order Spectral Method for Deterministic Wave Prediction

Marco Klein, Matthias Dudek, Günther F. Clauss, Norbert Hoffmann, Jasper Behrendt, Sören Ehlers

Proc. ASME. OMAE2019, Volume 7B: Ocean Engineering, V07BT06A056, June 9–14, 2019

Paper No: OMAE2019-95063

DOI: https://doi.org/10.1115/OMAE2019-95063

View Paper titled, Systematic Experimental Validation of High-Order Spectral Method for Deterministic Wave Prediction

Topics: Waves, Computer simulation, Seas, Wave packets

Proceedings Papers

Power Spectrum for Surface Description of Corroded Ship Structure From Laser Scan

Karoline M. Neumann, Sören Ehlers

Proc. ASME. OMAE2019, Volume 3: Structures, Safety, and Reliability, V003T02A015, June 9–14, 2019

Paper No: OMAE2019-95907

DOI: https://doi.org/10.1115/OMAE2019-95907

View Paper titled, Power Spectrum for Surface Description of Corroded Ship Structure From Laser Scan

Topics: Corrosion, Lasers, Ships, Steel

Journal Articles

Ice Pressure Prediction Based on the Probabilistic Method for Ice-Going Vessels in Inland Waterways

Meng Zhang, Harsha Cheemakurthy, Sören Ehlers, R. U. Franz von Bock und Polach, Karl Garme, Magnus Burman

J. Offshore Mech. Arct. Eng. April 2019, 141(2): 021501.

Paper No: OMAE-18-1038

DOI: https://doi.org/10.1115/1.4041015

Published Online: October 1, 2018

View Article titled, Ice Pressure Prediction Based on the Probabilistic Method for Ice-Going Vessels in Inland Waterways

Topics: Design, Ice, Pressure, Stress

Proceedings Papers

Updatable Spatio-Temporal Probabilistic Corrosion Modeling for Offshore Structures

Karoline M. Neumann, Ole Tom Vårdal, Sören Ehlers

Proc. ASME. OMAE2018, Volume 11B: Honoring Symposium for Professor Carlos Guedes Soares on Marine Technology and Ocean Engineering, V11BT12A026, June 17–22, 2018

Paper No: OMAE2018-78684

DOI: https://doi.org/10.1115/OMAE2018-78684

View Paper titled, Updatable Spatio-Temporal Probabilistic Corrosion Modeling for Offshore Structures

Topics: Corrosion, Modeling, Offshore structures, Thickness measurement, Uncertainty

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