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Prof Lars Johanning

Publications

Copyright Notice: Any articles made available for download are for personal use only. Any other use requires prior permission of the author and the copyright holder.

Copyright Notice: Any articles made available for download are for personal use only. Any other use requires prior permission of the author and the copyright holder.

| 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2001 | Patents |

2022

2021

2020

  • Yamamoto I, Kosaka T, Nakatsuka H, Halswell P, Johanning L, Weller S. (2020) Development of strong mooring rope with embedded electric cable, Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE, volume 6B-2020.
  • Feichtner A, Mackay E, Tabor G, Thies PR, Johanning L, Ning D. (2020) Using a porous-media approach for CFD modelling of wave interaction with thin perforated structures, Journal of Ocean Engineering and Marine Energy, volume 7, no. 1, pages 1-23, DOI:10.1007/s40722-020-00183-7. [PDF]
  • Winther J-G, Su J. (2020) Global Ocean Governance and Ecological Civilization: Building a Sustainable Ocean Economy for China, CCICED. [PDF]
  • Khalid F, Thies PR, Johanning L, Newsam D. (2020) Assessment of potential sites for a non-linear mooring system in floating offshore wind applications, 4th International Conference on Renewable Energies Offshore, Lisbon, Lisbon, Portugal, 12th - 15th Oct 2020. [PDF]
  • Khalid F, Halswell P, Thies PR, Lacotte N, Johanning L. (2020) Round robin testing of synthetic fibre ropes for application in marine renewable energy, 4th International Conference on Renewable Energies Offshore, Lisbon, Lisbon, Portugal, 12th - 15th Oct 2020. [PDF]
  • Zhao C, Thies PR, Johanning L, Cowles J. (2020) Modelling and assessment of ROV capacity within an autonomous offshore intervention system, 4th International Conference on Renewable Energies Offshore, Lisbon, 12th - 15th Oct 2020. [PDF]
  • Grivas K, Moraiti A, Georgallis G, Rinaldi G, Thies PR, Johanning L. (2020) Dynamic HV cables with AL conductors for floating offshore wind turbines: a cost and behavior comparative study, 4th International Conference on Renewable Energies Offshore, Lisbon, 12th - 15th Oct 2020. [PDF]
  • Rinaldi G, Morton J, Thies PR, Johanning L, Sansom M. (2020) Experiment aided development of a hybrid mooring concept for marine energy applications, 4th International Conference on Renewable Energies Offshore, Lisbon, 12th - 15th Oct 2020. [PDF]
  • Rinaldi G, Thies PR, Johanning L. (2020) Improvements in the O&M modelling of floating offshore wind farms, 4th International Conference on Renewable Energies Offshore, Lisbon, 12th - 15th Oct 2020. [PDF]
  • Rinaldi G, Thies PR, Johanning L, McEvoy P, Georgallis G, Moraiti A, Vidmar M, Cortes Lahuerta C. (2020) Informing Components Development Innovations for Floating Offshore Wind Through Applied FMEA Framework, ASME 2020 International Conference on Ocean, Offshore & Arctic Engineering (OMAE 2020), 3rd - 7th Aug 2020. [PDF]
  • Khalid F, Davies P, Halswell P, Lacotte N, Thies PR, Johanning L. (2020) Evaluating Mooring Line Test Procedures through the Application of a Round Robin Test Approach, Journal of Marine Science and Engineering, volume 8, no. 6, pages 436-436, DOI:10.3390/jmse8060436. [PDF]
  • Zhou Y, Ning D, Shi W, Johanning L, Liang D. (2020) Hydrodynamic investigation on an OWC wave energy converter integrated into an offshore wind turbine monopile, Coastal Engineering, volume 162, pages 103731-103731, article no. 103731, DOI:10.1016/j.coastaleng.2020.103731. [PDF]
  • Zhao X, Zhang Y, Li M, Johanning L. (2020) Hydrodynamic performance of a Comb-Type Breakwater-WEC system: An analytical study, Renewable Energy, volume 159, pages 33-49, DOI:10.1016/j.renene.2020.05.100. [PDF]
  • Harrold M, Thies P, Newsam D, Bittencourt Ferreira C, Johanning L. (2020) Large-scale testing of a hydraulic non-linear mooring system for floating offshore wind turbines, Ocean Engineering, volume 206, pages n/a-n/a, article no. 107386, DOI:10.1016/j.oceaneng.2020.107386. [PDF]
  • Mackay E, Johanning L, Shi W, Ning D. (2020) Model Tests of a TLP Floating Offshore Wind Turbine with a Porous Outer Column, 30th International Ocean and Polar Engineering Conference (ISOPE 2020), Shanghai, 12th - 16th Oct 2020. [PDF]
  • Gordelier T, Thies P, Rinaldi G, Johanning L. (2020) Investigating Polymer Fibre Optics for Condition Monitoring of Synthetic Mooring Lines, Journal of Marine Sciences and Engineering, volume J. Mar. Sci. Eng. 2020, 8, 103, pages 1-19, DOI:10.3390/jmse8020103. [PDF]
  • Mackay E, Johanning L. (2020) Comparison of Analytical and Numerical Solutions for Wave Interaction with a Vertical Porous Barrier, Ocean Engineering, volume 199, DOI:10.1016/j.oceaneng.2020.107032. [PDF]
  • Ning D-Z, Zhou Y, Mayon R, Johanning L. (2020) Experimental investigation on the hydrodynamic performance of a cylindrical dual-chamber Oscillating Water Column device, Applied Energy, volume 260, pages 114252-114252, article no. 114252, DOI:10.1016/j.apenergy.2019.114252.

2019

  • Yousef M, Venugopal V, Johanning L. (2019) Tidal stream resource assessment with TELEMAC 2D of the Churchill Barriers, Scotland, European Wave & Tidal Energy Conference, Naples, 1st - 6th Sep 2019, EWTEC2029. [PDF]
  • Thies P, Grivas K, Georgallis G, Harrold M, Johanning L. (2019) Load and fatigue evaluation for 66kV floating offshore wind submarine dynamic power cable, Int Conference on insulated cables - Jicable'19, Paris, 23rd - 27th Jun 2019, Proc JI' Cable, volume 10, pages 1-6. [PDF]
  • Marcollo H, Crossley G, Thies P, Gumley J, Johanning L. (2019) Preparing for AMOG’s WEC prototype testing at Falmouth Bay Test site - Advancing Technology Readiness Level, European Wave & Tidal Energy Conference, Naples, 1st - 6th Sep 2019.
  • Rinaldi G, Crossley G, Parkinson R, Johanning L. (2019) The O&M driven design of a multi-row platform tidal project, European Wave an Tidal Conference (EWTEC), Naples, 1st - 6th Sep 2019. [PDF]
  • Gordelier TJ, Thies P, Turner L, Johanning L. (2019) Optimising the FDM additive manufacturing process to achieve maximum tensile strength: a state-of-the-art review, Rapid Prototyping Journal, pages 1-39, DOI:10.1108/RPJ-07-2018-0183. [PDF]
  • Rinaldi G, Mackay EBL, Crossley GRN, Ashton I, Johanning L, Campbell M, Wood T. (2019) Assessment of extreme and metocean conditions in the Maldives for OTEC applications, International Journal of Energy Research, DOI:10.1002/er.4762. [PDF]
  • Tonkins M. (2019) Development of an Open Source Drillability Framework: Using Offshore Pile Top Large Diameter Drills as a case study. [PDF]
  • Harrold MJ, Thies PR, Halswell P, Johanning L, Newsam D, Bittencourt Ferreira C. (2019) Demonstration of the intelligent mooring system for floating offshore wind, Proceedings of the ASME 2019 2nd International Offshore Wind Technical Conference IOWTC, St. Julian’s, Malta, 3rd - 6th Nov 2019, https://proceedings.asmedigitalcollection.asme.org/OMAE/IOWTC2019/volume/59353, no. IOWTC2019-7544, DOI:10.1115/IOWTC2019-7544. [PDF]
  • Thies PR, Harrold MJ, Johanning L, Grivas K, Georgallis G. (2019) Performance evaluation of dynamic HV cables with Al conductors for floating offshore wind turbines, Proceedings of the ASME 2019 2nd International Offshore Wind Technical Conference (IOWTC), St Julian's, Malta, 3rd - 6th Nov 2019, https://proceedings.asmedigitalcollection.asme.org/OMAE/IOWTC2019/volume/59353, no. IOWTC2019-7536, DOI:10.1115/IOWTC2019-7536. [PDF]
  • Thies PR, Halswell P, Lehmann M, Johanning L. (2019) Integrity and Reliability Testing of a HDPE Taut Mooring System Belt, 13th European Wave and Tidal Energy Conference (EWTEC), Napoli, Italy, 1st - 6th Sep 2019. [PDF]
  • Loh A. (2019) Development of Electrocatalysts for Oxygen Electrodes in Alkaline Electrochemical Systems. [PDF]
  • Rinaldi G, Carne B, Johanning L. (2019) Experimental modelling of a parachute-type tidal energy converter, Partnership for Research In Marine Renewable Energy, Cardiff, 3rd - 4th Jul 2019. [PDF]
  • Young DG, Ng C, Oterkus S, Li Q, Johanning L. (2019) Predicting failure of dynamic cables for floating offshore wind, Advances in Renewable Energies Offshore - Proceedings of the 3rd International Conference on Renewable Energies Offshore, RENEW 2018, pages 821-828.
  • Feichtner A, Mackay EBL, Tabor G, Thies P, Johanning L. (2019) Modelling Wave Interaction with Thin Porous Structures using OpenFOAM, 13th European Wave and Tidal Energy Conference, Napoli, Italy, 1st - 6th Sep 2019.
  • Arini RN, Thies PR, Johanning L, Ransley E, Brown S, Xie N, Greaves D. (2019) Feasibility Study of Mooring Lines Design for a Floating Tidal Turbine Platform Using Double Hull Structure, International Conference on Ocean, Offshore and Arctic Engineering, Glasgow, Uk, 9th - 14th Jun 2019, 38th OMAE2019.
  • Milano D, Payrard C, Canaldo M, Ingram D, Xiao Q, Johanning L. (2019) Impact of High Order Wave Loads on a 10 MW Tension-Leg Platform Floating Wind Turbine at Different Tendon Inclination Angles, International Conference on Ocean, Offshore and Arctic Engineering Conference, Glasgow, Uk, 9th - 9th Jun 2019, 38th OMAE2019.
  • Abaei MM, Arini NR, Thies PR, Johanning L. (2019) Failure Estimation of Offshore Renewable Energy Devices Based on Hierarchical Bayesian Approach, International Conference on Ocean, Offshore and Arctic Engineering Conference, Glasgow, Uk, 9th - 14th Jun 2019, 37th OMAE2019.
  • Brown SA, Ransley EJ, Greaves DM, Johanning L, Guerrini E. (2019) Validation of a Coupled CFD Model for Evaluating Floating Tidal Systems, International Ocean and Polar Engineering Conference, Honolulu, Hawaii, 16th - 16th Jun 2019, ISOPE 2019, volume 29th ISOE 2019. [PDF]
  • Chen B, Wang L, Ning D, Johanning L. (2019) CFD Analysis on Wave Load Mitigation Effect of Porous Walls on Offshore Structures, International Ocean and Polar Engineering Conference, Honolulu, Hawaii, 16th - 21st Jun 2019, 29th ISOPE. [PDF]
  • Khalid F. (2019) Reliability assessment approach through geospatial mapping for offshore wind energy. [PDF]
  • Mackay EBL, Johanning L, Ning D, Qiao D. (2019) Numerical and Experimental Modelling of Wave Loads on Thin Porous Sheets, ASME 2019 38th International Conference on Ocean, Offshore and Arctic Engineering OMAE2019, Glasgow, 9th - 14th Jun 2019. [PDF]
  • Harrold M, Thies PR, Newsam D, Bittencourt Ferreira C, Johanning L. (2019) Modeling a non-linear mooring system for floating offshore wind using a hydraulic cylinder analogy, Proceedings of the ASME 2019 38th International Conference on Ocean, Offshore and Arctic Engineering OMAE 2019, Glasgow, Uk, 9th - 14th Jun 2019. [PDF]
  • Draycott S, Pillai AC, Ingram DM, Johanning L. (2019) Resolving Combined Wave-Current Fields from Measurements using Interior Point Optimization, Coastal Engineering, DOI:10.1016/j.coastaleng.2019.03.008. [PDF]
  • Smith RE, Pillai AC, Tabor G, Thies PR, Johanning L. (2019) Impact of Rotor Misalignment Due to Platform Motions on Floating Offshore Wind Turbine Blade Loads, Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE2019, Glasgow, Uk, 9th - 14th Jun 2019. [PDF]
  • Pillai AC, Thies PR, Johanning L. (2019) Impact of Simulation Duration Analysis for Offshore Floating Wind Turbines Using a Coupled FAST-OrcaFlex Model, Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE2019, Glasgow, Uk, 9th - 14th Jun 2019. [PDF]
  • Rinaldi G, Pillai AC, Thies PR, Johanning L. (2019) Multi-objective optimization of the operation and maintenance assets of an offshore wind farm using genetic algorithms, Wind Engineering, DOI:10.1177/0309524X19849826. [PDF]

2018

  • Ingram D, Johanning L. (2018) Editorial, Ocean Engineering, volume 159, DOI:10.1016/j.oceaneng.2017.07.046.
  • Ransley E, Brown SA, Xie N, Greaves D, Nicholls-Lee R, Johanning L, Weston P, Guerrini E. (2018) Concept development for deployment of a modular, floating, tidal-stream device, 3rd International Conference on Renewable Energies Offshore (RENEW2018), Lisbon, Portgual, 8th - 10th Oct 2018.
  • Xie N, Ransley E, Brown SA, Greaves D, Nicholls-Lee R, Johanning L, Weston P, Guerrini E. (2018) Wave tank experiments of a floating, tidal-stream energy device, 3rd International Conference on Renewable Energies Offshore (RENEW2018), Lisbon, Portugal, 8th - 10th Oct 2018.
  • Barrera C, Losada IJ, Guanche R, Johanning L. (2018) The influence of wave parameter definition over floating wind platform mooring systems under severe sea states, Ocean Engineering, volume 172, pages 105-126, DOI:10.1016/j.oceaneng.2018.11.018. [PDF]
  • Walsh J. (2018) Acoustic Emission Technology for Engineering Health Monitoring of a Wave Energy Converter. [PDF]
  • Harrold M, Thies PR, Newsham D, Bittencourt Ferreira C, Johanning L. (2018) Dynamic Load Reduction and Station Keeping Mooring System for Floating Offshore Wind, ASME, 1st International Offshore Wind Technical Conference IOWTC2018, San Francisco, Ca , Usa, 4th - 7th Nov 2018. [PDF]
  • Fahrni L, Thies PR, Johanning L, Cowles J. (2018) Scope and feasibility of autonomous robotic subsea intervention systems for offshore inspection, maintenance and repair, RENEW 2018, Instituto Superior Técnico, Lisbon, 8th - 10th Oct 2018, https://books.google.co.uk/books?id=BjhyDwAAQBAJ, volume 3, no. 1, pages 771-778, DOI:10.1201/9780429505324. [PDF]
  • Halswell P, Daniels CL, Johanning L. (2018) Framework for evaluating external and internal parameters associated with Sea Based Container Culture (SBCC): Towards understanding rearing success in European lobsters (Homarus gammarus), Aquacultural Engineering, volume 83, pages 109-119, DOI:10.1016/j.aquaeng.2018.09.005. [PDF]
  • Young DG, NG C, Oterkus S, Li Q, Johanning L. (2018) Assessing the mechanical stresses of dynamic cables for floating offshore wind applications, Journal of Physics : Conference Series, volume 1102, pages 1-14, article no. 1102:012016, DOI:10.1088/1742-6596/1102/1/012016. [PDF]
  • Pillai AC, Thies PR, Johanning L. (2018) Mooring System Design Optimization Using a Surrogate Assisted Multi-Objective Genetic Algorithm, Engineering Optimization, DOI:10.1080/0305215X.2018.1519559. [PDF]
  • Mackay EBL, Johanning L. (2018) Long-term distributions of individual wave and crest heights, Ocean Engineering, volume 165, pages 164-183, DOI:10.1016/j.oceaneng.2018.07.047. [PDF]
  • Rinaldi G, Portillo JCC, Khalid F, Henriques JCC, Thies PR, Gato LMC, Johanning L. (2018) Multivariate analysis of the reliability, availability, and maintainability characterizations of a Spar–Buoy wave energy converter farm, Journal of Ocean Engineering and Marine Energy, pages 1-17, DOI:10.1007/s40722-018-0116-z. [PDF]
  • Pillai AC, Thies PR, Johanning L. (2018) Comparing Frequency and Time-Domain Simulations for Geometry Optimization of a Floating Offshore Wind Turbine Mooring System, ASME 2018 International Offshore Wind Technical Conference, San Francisco, Usa, 4th - 7th Nov 2018. [PDF]
  • Herduin M, Gaudin C, Johanning L. (2018) ANCHOR SHARING IN SANDS: CENTRIFUGE MODELLING AND SOIL ELEMENT TESTING TO CHARACTERISE MULTI-DIRECTIONAL LOADINGS, ASME 37th International Conference on Ocean, Offshore and Artic Engineering, Madrid, Spain, 17th - 22nd Jun 2018, ASME 2018, no. OMAE2018-77419. [PDF]
  • Giovanni R, Pillai AC, Thies P, Johanning L. (2018) Verification and Benchmarking Methodology for O&M Planning and Optimization Tools in the Offshore Renewable Energy Sector, 37th International Conference on Ocean, Offshore and Arctic Engineering, Madrid, 17th - 22nd Jun 2018, OMAE 2018, no. OMAE2018-77176. [PDF]
  • Johanning L, Weller S, Thies P, Holmes B, Griffiths J. (2018) Device Design, Wave and Tidal Energy, John Wiley & Sons, 151-190.
  • Zhao X, Ning D, Johanning L, Teng B. (2018) Numerical investigation on gain factor of a wave energy device array integrated into a pontoon, International Society of Offshore and Polar Engineers (ISOPE), Sapporo, Japan, 10th - 15th Jun 2018, Proceedings of the Twenty-eighth (2018) International Ocean and Polar Engineering Conference. [PDF]
  • Mackay EBL, Feichtner A, Smith R, Thies P, Johanning L. (2018) Verification of a Boundary Element Model for Wave Forces on Structures with Porous Elements, RENEW 2018, 3rd International Conference on Renewable Energies Offshore, Lisbon, Portugal, 8th - 10th Oct 2018.
  • Johanning L, Weller SD, Thies PR, Holmes B, Griffiths J. (2018) Device Design, Wave and Tidal Energy, Wiley-Blackwell, 151-190, DOI:10.1002/9781119014492.ch5. [PDF]
  • Pillai AC, Thies PR, Johanning L. (2018) Optimization of Mooring Line Axial Stiffness Characteristics for Offshore Renewable Energy Applications, The Twenty-eighth (2018) International Ocean and Polar Engineering Conference, Sapporo, Japan, 10th - 15th Jun 2018. [PDF]
  • Luxmoore JF, Thies PR, Grey S, Newsam D, Johanning L. (2018) Performance and reliability testing of an active mooring system for peak load reduction, Proceedings of the Institution of Mechanical Engineers Part M: Journal of Engineering for the Maritime Environment, volume 232, no. 1, pages 130-140, DOI:10.1177/1475090217716859. [PDF]
  • Mackay EBL, Johanning L. (2018) A simple and robust method for calculating return periods of ocean waves, ASME 37th International Conference on Ocean, Offshore and Arctic Engineering OMAE2018, Madrid, Spain, 17th - 22nd Jun 2018. [PDF]
  • Gordelier T, Parish D, Thies PR, Weller S, Davies P, Gac PYL, Johanning L. (2018) Assessing the performance durability of elastomeric moorings: Assembly investigations enhanced by sub-component tests, Ocean Engineering, volume 155, pages 411-424, DOI:10.1016/j.oceaneng.2018.02.014. [PDF]
  • Yang C, Weller S, Wang Y-X, Ning D-Z, Johanning L. (2018) Experimental and Numerical Investigation on Coupled Motion Characteristics of a Tunnel Element Suspended from a Twin-barge, Ocean Engineering, volume 153, pages 201-214, DOI:10.1016/j.oceaneng.2018.01.112. [PDF]
  • Pillai AC, Chick J, Khorasanchi M, Johanning L. (2018) Offshore Wind Farm Layout Optimization Using Particle Swarm Optimization, Journal of Ocean Engineering and Marine Energy, volume 4, no. 1, pages 73-88, DOI:10.1007/s40722-018-0108-z. [PDF]
  • Weller SD, Hardwick J, Gomez S, Heath J, Jensen R, McLean N, Johanning L. (2018) Verification of a Rapid Mooring and Foundation Design Tool, Proceedings of the Institution of Mechanical Engineers, Part M: Journal of Engineering for the Maritime Environment, volume 232, pages 116-129, DOI:10.1177/1475090217721064. [PDF]

2017

2016

2015

2014

  • Ashton I, Johanning L. (2014) Wave energy testing in Cornwall: Were the waves during winter 2013/14 exceptional?, ASRANet, Glasgow, Uk, 15th - 18th Sep 2014. [PDF]
  • Antonutti R, Peyrard C, Johanning L, Incecik A, Ingram D. (2014) An investigation of the effects of wind-induced inclination on floating wind turbine dynamics: heave plate excursion, Ocean Engineering, volume 91, pages 208-217, DOI:10.1016/j.oceaneng.2014.09.008.
  • Ashton IGC, Argall R, Nicholls-Lee R, Johanning L. (2014) Monitoring Spatial Variability for Marine Energy Sites, Environmental Impact of Marine Renewables 2014, Stornoway, 30th Apr - 1st May 2014. [PDF]
  • Heath J, Jensen R, Arguello J, Roberts J, Bull D, Weller S, Hardwick J, Johanning L. (2014) Specific requirements for MRE foundation analysis, European Commission’s 7th Framework; Grant agreement number: 608597. [PDF]
  • Weller S, Hardwick J, Johanning L, Karimirad M, Teillant B, Raventos A, Banfield S, Delaney M, Yeats B, Sheng W. (2014) A comprehensive assessment of the applicability of available and proposed offshore mooring and foundation technologies and design tools for array applications, European Commission’s 7th Framework; Grant agreement number: 608597. [PDF]
  • Dorenbusch J, Canedo A, Leao A, Rodríguez Arias R, Glez. De Lena V, Johanning L, Thies PR, Parish D, Weller S. (2014) Fibre Ropes for Taut Mooring Lines for Marine Energy Converters (FibreTaut1), MARINET. [PDF]
  • BENJAMINS S, HARNOIS V, SMITH HCM, Johanning L, GREENHILL L, CARTER C, WILSON B. (2014) Understanding the potential for marine megafauna entanglement risk from renewable marine energy developments, Scottish Natural Heritage, Scottish Natural Heritage, 95 pages. [PDF]
  • MAISONDIEU C, Johanning L, Weller S. (2014) Best practice report - Installation Procedures, INTERREG. [PDF]
  • MAISONDIEU C, Johanning L, Weller S. (2014) Best practice report – Operation and Maintenance requirements, INTERREG. [PDF]
  • Johanning L, DAVIES P. (2014) Mooring of MRE Systems with Synthetic Ropes; A Review, 5th International Conference on Ocean Energy, Halifax, Nova Scotia, Canada, 4th - 6th Nov 2014, ICOE2014.
  • DRAYCOTT S, DAVEY T, INGRAM DM, LAWRENCE J, DAY A, Johanning L. (2014) Applying site specific resource assessment: Methodologies for replicating real seas in the FLOWAVE facility, 5th International Conference on Ocean Energy, Halifax, Nova Scotia, Canada, 4th - 6th Nov 2014, ICOE2014. [PDF]
  • COLUCCI AM, Johanning L, HARDWICK JP. (2014) Investigating the interaction of waves and currents from ADCP field data, MTS/IEEE St. John's Oceans: Where Challenge Becomes Opportunity, St. John's, Canada, 14th - 19th Sep 2014, OCEANS'14.
  • GARRETT JK, Witt M, Johanning L. (2014) Long term underwater third octave sound levels at a busy UK port, 2nd int. conference and exhibition on Underwater Acoustic, Rhodes, Greek, 22nd - 27th Jun 2014, UA2014.
  • GORDELIER T, PARISH D, Johanning L. (2014) A novel mooring tether for highly dynamic offshore applications; mitigating peak and fatigue loads via selectable axial stiffness, International Conference on Offshore Renewable Energy, Glasgow, 15th - 17th Sep 2014, ASRANet.
  • ANTONUTTIA R, PEYRARD, Johanning L, INCECIK A, INGRAM D. (2014) An investigation of the effects of wind-induced inclination on floating wind turbine dynamics: heave plate excursion, Ocean Engineering, volume 91, pages 208-217, DOI:10.1016/j.oceaneng.2014.09.08.
  • Thies PR, Johanning L, McEvoy P. (2014) A novel mooring tether for peak load mitigation: Initial performance and service simulation testing, International Journal of Marine Energy, pages 43-56, DOI:10.1016/j.ijome.2014.06.001.
  • Weller SD, Thies PR, Gordelier T, Harnois V, Parish DN, Johanning L. (2014) Navigating the Valley of Death: Reducing Reliability Uncertainties for Marine Renewable Energy, Proc. of the International Conference on Offshore Renewable Energy. [PDF]
  • Weller SD, Davies P, Vickers AW, Johanning L. (2014) Synthetic rope responses in the context of load history: Operational performance, Ocean Engineering, volume 83, pages 111-124, DOI:10.1016/j.oceaneng.2014.03.010.
  • Weller SD, Davies P, Vickers AW, Johanning L. (2014) Synthetic rope responses in the context of load history: Operational performance, Ocean Engineering, volume 83, pages 111-124, DOI:10.1016/j.oceaneng.2014.03.010. [PDF]
  • Ashton I, Van-Nieuwkoop-McCall JCC, Smith HCM, Johanning L. (2014) Spatial variability of waves within a marine energy site using in-situ measurements and a high resolution spectral wave model, Energy, volume 66, pages 699-710, DOI:10.1016/j.energy.2013.12.065.
  • Ashton I, Van-Nieuwkoop-McCall JCC, Smith HCM, Johanning L. (2014) Spatial variability of waves within a marine energy site using in-situ measurements and a high resolution spectral wave model, ENERGY, volume 66, pages 699-710, DOI:10.1016/j.energy.2013.12.065. [PDF]
  • Thies PR, Johanning L, McEvoy P. (2014) A novel mooring tether for peak load mitigation: Initial performance and service simulation testing, International Journal of Marine Energy, volume 7, pages 43-56, DOI:10.1016/j.ijome.2014.06.001. [PDF]
  • Thies PR, Johanning L, Harnois V, Smith HCM, Parish DN. (2014) Mooring line fatigue damage evaluation for floating marine energy converters: Field measurements and prediction, Renewable Energy, volume 63, pages 133-144, DOI:10.1016/j.renene.2013.08.050. [PDF]

2013

  • Weller S, Johanning L, Davies P. (2013) Best practice report – mooring of floating marine renewable energy devices, INTERREG. [PDF]
  • Weller S, Johanning L. (2013) Best practice report - Cross border laboratory and field test procedures, INTERREG. [PDF]
  • Davies P, Weller S, Johanning L. (2013) Synthetic fibre rope testing, INTERREG IV.
  • Weller S, Davies P, Johanning L, Banfield S. (2013) Guidance on the use of synthetic fibre ropes for marine energy devices, INTERREG IV. [PDF]
  • Weller S, Davies P, Johanning L. (2013) The Influence of Load History on Synthetic Rope Response, EWTEC, Aalborg, 2nd - 6th Sep 2013. [PDF]
  • Harnois V, Johanning L, Thies PR. (2013) Wave Conditions Inducing Extreme Mooring Loads on a Dynamically Responding Moored Structure, EWTEC, Aalborg, 2nd - 6th Sep 2013. [PDF]
  • Gordelier T, Johanning L, Thies PR. (2013) Reliability verification of mooring components for floating marine energy converters, Ocean Renewable Energy - Energies Marines Renouvelables - EMR-2013. [PDF]
  • van Nieuwkoop JCC, Smith HCM, Smith GH, Johanning L. (2013) Wave resource assessment along the Cornish coast (UK) from a 23-year hindcast dataset validated against buoy measurements, Renewable Energy, pages 1-14.
  • Thies PR, Johanning L, Gordelier T, Vickers A, Weller S. (2013) Physical component testing to simulate dynamic marine load conditions, Nantes, France, 9th - 14th Jun 2013, Proc. of 32nd ASME Int. Conference on Ocean, Offshore and Arctic Engineering (OMAE), volume Vol. 2B: Structures, Safety and Reliability, DOI:10.1115/OMAE2013-10820. [PDF]
  • Walker, RT, Van-Nieukoop, J, Johanning L, Parkinson, R. (2013) Calculating weather windows: Application to transit, installation and the implications on deployment success, Ocean Engineering, volume 68, pages 88-101, DOI:10.1016/j.oceaneng.2013.04.015.

2012

2011

  • Thies PR, Johanning L, Smith GH. (2011) Towards component reliability testing for marine energy converters, Ocean Engineering, volume 38, no. 2–3, pages 360-370, DOI:10.1016/j.oceaneng.2010.11.011. [PDF]
  • Thies PR, Johanning L, Smith GH. (2011) Assessing loading regimes and failure modes of marine power cables in marine energy applications, 19th AR2TS – Advances in Risk and Reliability Technology Symposium, Stratford-upon-avon, 12th - 14th Apr 2011, Proc. of 19th Advances in Risk and Reliability Technology Symposium [AR2TS], pages 237-251. [PDF]
  • Johanning L, Thies PR, Parish D, Smith GH. (2011) Offshore Reliability approach for floating renewable energy devices, OMAE, Rotterdam, 19th - 24th Jun 2011, Proc. of 30th Int. Conference on Ocean, Offshore and Arctic Engineering (OMAE), no. OMAE2011-49844.
  • Pound A, Johanning L, Reynolds M. (2011) Diversification opportunities for South West businesses to engage with a growing Marine Renewable Eenrgy market through supporting the wave energy industry, European Wave and Tidal Energy Conference, Southampton, 5th - 9th Sep 2011, EWTEC2011.
  • Walker RT, Johanning L, Parkinson R. (2011) Weather Windows for Device Deployment at UK test Site: Availability and Cost Implications, European Wave and Tidal Energy Conference, Southampton, 5th - 9th Sep 2011, EWTEC2011.
  • Johanning L, Thies PR, Parish D, Smith GH. (2011) Offshore reliability approach for floating renewable energy devices, Int. Conf. on Offshore Mechanics and Artic Engineering (OMAE), Rotterdam, 19th - 24th Jun 2011, OMAE2011-49844, DOI:10.1115/OMAE2011-49844. [PDF]
  • Thies PR, Johanning L, Smith GH. (2011) Towards component reliability testing for marine energy converters, Ocean Engineering, volume 38, pages 360 - 370-360 - 370, article no. 2–3, DOI:10.1016/j.oceaneng.2010.11.011. [PDF]

2010

  • Thies PR, Johanning L. (2010) Development of a marine component testing facility for marine energy converters, 3rd Int. conference on Ocean Energy (ICOE 2010), Bilbao, 6th - 8th Oct 2010, Proc. of 3rd Int. Conference on Ocean Energy [ICOE].
  • Johanning L, Thies PR, Smith GH. (2010) Component test facilities for marine renewable energy converters, Marine Renewable and Offshore Wind Energy Conference, London, Uk, 21st - 23rd Apr 2010, Proc. of Int. Conf. Marine renewable and offshore wind energy, The Royal institution of Naval Architects (RINA). [PDF]
  • Sheng W, Lewis T, Alcorn R, Johanning L, Kirrane P. (2010) Experimental Investigation of Hydrodynamic Characteristics of a Moored Floating WEC, 3rd Int. conference on Ocean Energy (ICOE 2010), Bilbao, Spain, 6th - 8th Oct 2010, ICOE.
  • Thies PR, Johanning L. (2010) Development of a marine component testing facility for marine energy converters, 3rd Int. conference on Ocean Energy (ICOE 2010), Bilbao, Spain, 6th - 8th Oct 2010, ICOE. [PDF]
  • Martinelli L, Lamberti A, Piero R, Pierpaolo R, Kirrane P, Fenton C, Johanning L. (2010) Power Umbilical for Ocean Renewable Energy Systems - Feasibility and Dynamic Response Analysis, 3rd Int. conference on Ocean Energy (ICOE 2010), Bilbao, Spain, 6th - 8th Oct 2010.
  • Ponomarev M, Johanning L. (2010) Enhancing precision and reliability of tri-axial load cells for mooring load measurements, Int. Conf. on Ocean Energy, Bilbao, Spain, 6th - 8th Oct 2010.
  • Thies PR, Johanning L, Smith GH. (2010) Towards component reliability testing for Marine Energy Converters, Ocean Engineering, volume Vol. 38, (2-3), pages 360-370, article no. manuscript number: OE-D-10-00180.
  • Johanning L, Thies PR, Smith GH. (2010) COMPONENT TEST FACILITIES FOR MARINE RENEWABLE ENERGY CONVERTERS, RINA: Marine Renewable and Offshore Wind Energy Conference, London, Uk, 21st - 23rd Apr 2010.

2009

  • Vickers A, Johanning L. (2009) Comparison of damping properties for three different mooring arrangements, 8th European Wave and Tidal Conference, Uppsala, Sweden, 7th - 10th Sep 2009.
  • Greaves D, Smith GH, Attrill M, Belmont M, Johanning L, Millar D, Wolfram J, Hor CL, Godley B, Zobah A. (2009) Development of Marine Renewable Energy – research, design, installation, Maritime Engineering, volume 162, no. MA4, pages 187-196.
  • Ashton I, Johanning L, Linfoot B. (2009) Measurement of the Effect of Power Absorption in the Lee of a Wave Energy Converter, 28th Int. Conference on Offshore Mechanics and Arctic Engineering, Honolulu, Hawaii, 31st May - 5th Jun 2009, OMAE 2009, volume OMAE2009-79793.
  • Johanning L. (2009) Dynamic response characteristics of a floating wind turbine tower at low response frequency, 28th Int. Conference on Offshore Mechanics and Arctic Engineering, Honolulu, Hawaii, 31st May - 5th Jun 2009, OMAE 2009, volume OMAE2009-79768.
  • Greaves DM, Smith G, Attrill M, Belmont M, Chadwick A, Conley D, Eccleston A, Godley B, Harrington N, Hor CL. (2009) Development of Marine Renewable Energy – research, design, installation, Proceedings of the Institution of Civil Engineers, Maritime Engineering, Special Issue on Offshore Renewable Energy, volume in press.

2008

  • Smith GH, Johanning L. (2008) Station keeping study for wec devices including compliant chain, compliant hybrid and taut arrangement, 27th Offshore and Arctic Marine Engineering Symposium, Portugal, 15th - 19th Jun 2008.
  • Johanning L, Smith GH. (2008) Improved measurement technologies for floating wave energy converter (WEC) mooring arrangements, Underwater Technology, volume 27, pages 175-184, article no. 4.
  • Johanning L, SPARGO, PARISH. (2008) Large scale mooring test facility – A technical note, 2nd Int. conference on Ocean Energy (ICOE 2008), Brest, France, 15th - 17th Oct 2008, ICOE 2008.

2007

  • Johanning L, Smith GH, Wolfram J. (2007) Measurements of static and dynamic mooring line damping and their importance for floating WEC devices, Ocean Engineering, volume 34, pages 1918-1934.
  • Johanning L, Smith GH, Bullen C. (2007) Large scale mooring line experiments and comparison with a fully dynamic simulation program with importance to WEC installation, 17th Int. Offshore (Ocean) and Polar Engineering Conference, Lisbon, Portugal, 1st - 6th Jul 2007, ISOPE.
  • Johanning L, Smith GH, Bullen C. (2007) Large scale mooring line experiments and comparison with a fully dynamic simulation program with importance to WEC installation, 17th International Symposium on Offshore and Polar Engineering (ISOPE).
  • ljoh001, Smith GH, Wolfram J. (2007) Measurements of static and dynamic mooring line damping and their importance for floating WEC devices, Ocean Engineering, volume 34, no. 14-15, pages 1918-1934, DOI:10.1016/j.oceaneng.2007.04.002.

2006

  • Smith GH, Johanning L. (2006) Mooring research to support Marine Energy Developments, Offshore Technology Ocean Engineering, 4 pages.
  • Johanning L, Smith GH. (2006) Comparison of simulation and test results for a generic moored WEC using a catenary mooring arrangement, International conference OCEAN ENERGY (OTTI), Bremerhaven, Germany, 23rd - 24th Oct 2006.
  • Johanning L, Wolfram J, Smith GH. (2006) Interaction between mooring line damping and response frequency as a result of stiffness alteration in surge, 25th Int. Conference on Offshore Mechanics and Arctic Engineering, Hamburg, Germany, 4th - 9th Jun 2006, OMAE2006, no. OMAE2006-92373.
  • Johanning L, Wolfram J, Smith GH, Harris RE. (2006) Importance of mooring line damping for WECs, World Marine Technology Conference (WMTC), London, Uk, 6th - 10th Mar 2006.
  • Johanning L, Smith GH, Wolfram J. (2006) Interaction between mooring line damping and response frequency as a result of stiffness alteration in surge, 25th International Conference on Offshore Mechanics and Arctic Engineering, Hamburg, Germany, 4th - 9th Jun 2006.
  • Johanning L, Smith GH, Wolfram J. (2006) Mooring design approach for Wave Energy Converter, Journal of Engineering for the Maritime Environment (JEME), volume 220, pages 159-174, article no. Part M.

2005

  • Johanning L. (2005) Challenging tasks on moorings for floating WECs, International Symposium on Fluid Machinery for Wave and Tidal Energy: State of the Art and New Developments, London, Uk.
  • Johanning L, Smith GH, Wolfram J. (2005) Towards design standards for WEC moorings, 6th European Wave and Tidal Energy Conference, Glasgow, Uk, 29th Aug - 2nd Sep 2005, EWTEC2005.

2004

  • Harris RE, Johanning L, Wolfram J. (2004) Mooring systems forwave energy converters: Areview of design issues and choices, 3rd Int. Conference on Marine Renewable Energy, Blyth, Uk, MAREC 2004.

2003

  • Johanning L, Graham M. (2003) Dynamic response of wind turbine structures in waves and current.

2001

  • Johanning L. (2001) Hydrodynamic damping of a large scale surface piercing circular cylinder in planar oscillatory motion, Journal of Fluids and Structures, volume 15, no. 7, pages 891-908.
  • Bearman PW, Johanning L, Owen J. (2001) Large scale laboratory experiments on vortex-induced vibration, 20th Offshore Mechanics & Arctic Eng. Conference, Rio De Janeiro.

Showing 269 publications from Symplectic.


Patents

  • Johanning L, Parish, D. Mooring Limb, Patent Number: GB/19.01.10/GBA201000800, 2011.
  • Stein UBP, Johanning L. Energy absorber apparatus for open flowing masses of water, Patent Number: GB0700105.0, 2008.

Showing 2 patents from Symplectic.