Foto af Johnny Jakobsen
  • Fibigerstræde 16, 3225

    9220 Aalborg Ø

    Danmark

20052019
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Publikationer 2005 2019

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2019

256 shades of gray: Application of image processing to evaluate the effect of sample geometry and constant shear strain rates in the picture-frame test

Krogh, C., Dangora, L. M., White, K. D., Jakobsen, J. & Sherwood, J. A., 5 jul. 2019, AIP Conference Proceedings. 1 udg. AIP Conference Proceedings, Bind 2113. s. 020001 6 s.

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Åben adgang
2018

Development of a Computationally Efficient Fabric Model for Optimization of Gripper Trajectories in Automated Composite Draping

Krogh, C., Jakobsen, J. & Sherwood, J. A., 13 sep. 2018, EngOpt 2018 Proceedings of the 6th International Conference on Engineering Optimization. Schweiz: Springer, s. 1107-1118 12 s.

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Grippers
Trajectories
Composite materials
Stiffness
2017

Fatigue failure predictions in thickness tapered areas of a glass/polyester fiber composite

Raeis Hosseiny, S. A. & Jakobsen, J., okt. 2017, The 30th Nordic Seminar on Computational Mechanics. DTU Mechanical Engineering , s. 85-88

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Åben adgang
1 Citation (Scopus)

Modeling of Prepregs during Automated Draping Sequences

Bidragets oversatte titel: Modellering af Præ-Imprægnerede Fibermåtter under Automatiske DraperingssekvenserKrogh, C., Glud, J. A. & Jakobsen, J., 16 okt. 2017, Proceedings of the 20th International Esaforum Conference on Material Forming - ESAFORM 2017. 1 udg. AIP Conference Proceedings, Bind 1896.

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Grippers
Bending tests
Kinematics
Finite element method
Defects
52 Downloads (Pure)

Modeling of Robot Draping Sequences with Prepreg Plies

Krogh, C. & Jakobsen, J., 12 okt. 2017, Proceedings of the 30th Nordic Seminar on Computational Mechanics. Høgsberg, J. & Pedersen, N. L. (red.). DTU, s. 104-107 4 s. (Proceedings of the Nordic Seminar on Computational Mechanics, (NSCM), Bind 2017).

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Åben adgang
Fil
2016
78 Downloads (Pure)

Local fatigue behavior in tapered areas of large offshore wind turbine blades

Raeis Hosseiny, S. A. & Jakobsen, J., 2 sep. 2016, 37th Risø International Symposium on Materials Science. Madsen, B., Biel, A., Kusano, Y., Lilholt, H., Mikkelsen, L. P., Mishnaevsky Jr., L. & Sørensen, B. F. (red.). IOP Publishing, s. 237-244 8 s. 012022. (IOP Conference Series: Materials Science and Engineering; Nr. 1, Bind 139).

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Fil
Offshore wind turbines
Fatigue of materials
Delamination
Wind turbines
Turbomachine blades
2014

Modelling of the Residual Stress State in a new Type of Residual Stress Specimen

Jakobsen, J. & Andreasen, J. H., 2014, Proceedings of ECCM16 - 16TH EUROPEAN CONFERENCE ON COMPOSITE MATERIALS. 8 s.

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2013

Materials Characterisation of Glass/epoxy Composites - Focusing on Process Conditions

Jakobsen, J., Lyckegaard, A., Jensen, E. A. & Andreasen, J. H., 2013, Proceedings of 34th Risø International Symposium on Materials Science . Madsen, B., Lilholdt, H., Kusano, Y., Fæster, S. & Ralph, B. (red.). Department of Wind Energi, Technical University of Denmark, s. 253-260

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RESIDUAL STRAIN MEASUREMENTS OF GLASS/EPOXY COMPOSITE LAMINATE USING A NEW TYPE OF SPECIMEN DESIGN

Jakobsen, J., Andreasen, J. H. & Thomsen, O. T., 2013, Proceedings of the 19th International Conference on Composite Materials. Canadian Association For Composite Structures And Materials , Bind 1. s. 5123-5129 7 s.

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2012

Thermal performance of a composite mould tool with two integrated heating/cooling zones

Jakobsen, J., Andreasen, J. H. & Thomsen, O. T., 2012, Proceedings ECCM15 – 15th European Conference On Composite Materials, Venice, Italy, 24-28 June, 2012. 5 s.

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2008

Controlling Delamination in Composite Sandwich Structures

Thomsen, O. T., Jakobsen, J. & Andreasen, J. H., 2008, Proceedings of the ONR Solid Mechanics Program - Marine Composites and Sandwich Structures. Rajapakse, Y. D. S. (red.). Office of Navel research, US Navy, s. 290-301

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Crack Propagation at Core Junctions in Sandwich Panels

Lyckegaard, A., Jakobsen, J., Andreasen, J. H. & Bozhevolnaya, E., 2008, Sandwich Construction 8: ICSS 8: Proceedings of the 8th International Conference on Sandwich Structures. Ferreira, A. J. M. (red.). Faculty of Engineering, University of Porto, s. 683-692

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Fracture Mechanics Modelling and Experimental Meassurements of Crack Kinking at Sandwich Core-core Interfaces

Jakobsen, J., Andreasen, J. H., Thomsen, O. T. & Bozhevolnaya, E., 2008, Sandwich Construction 8: ICSS 8: Proceedings of the 8th International Conference on Sandwich Structures. Ferreira, A. J. M. (red.). Faculty of Engineering, University of Porto, s. 85-96

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2007

Controlling Delamination in sandwich Beams

Thomsen, O. T., Bozhevolnaya, E., Jakobsen, J. & Andreasen, J. H., 2007, Proceedings of 3rd Key Euro-USA Conference: Stretching the Endurance Boundary of Composite Materials:Pushing the Performance Limit of Composite Structures. s. 85-89

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Interface to Interface Core Cracks in Sandwich Structures

Andreasen, J. H., Jakobsen, J. & Lyckegaard, A., 2007, Proceedings of the 16th International Conference  on Composite Materials. Japan Society for Composite Materials

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6 Citationer (Scopus)

New Crack Stopper Concept for sandwich Structures

Jakobsen, J., Bozhevolnaya, E. & Thomsen, O. T., 2007, Proceedings of the 16th International Conference on Composite Materials. Japan Society for Composite Materials, s. 100-101 2 s.

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Quasi-static Testing Of New Peel Stopper Design For Sandwich Structures

Jakobsen, J., Bozhevolnaya, E. & Thomsen, O. T., 2007, Proceedings of the 13th International Conference on Experimental Mechanics. 1 udg. IEEE Computer Society Press

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2006

Failure Prediction of In-Plane Loaded Sandwich Components

Jakobsen, J., Johannes, M. & Bozhevolnaya, E., 2006, NAFEMS Seminar: "Prediction and Modelling of Failure Using FEA". s. 1-2

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Influence of load components and load sequence on the response of core junctions in sandwich structures

Jakobsen, J., Johansen, L. S., Thomsen, O. T. & Lund, E., 2006, Proceedings of the 12th European Conference on Composite materials (ECCM-12), France.

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Influence of the Edge Stiffeners on the Structural Performance of the Sandwich Structures

Jakobsen, J. & Bozhevolnaya, E., 2006, Proceedings of EAWE PhD-Seminar, Risø Denmark. 41 s.

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Local Effects in Sandwich Beams: Modelling and experimental Investigation

Johannes, M., Jakobsen, J., Skvortsov, V., Bozhevolnaya, E. & Thomsen, O. T., 2006, Proceedings of the 16th European Conference on Fracture (ECF-16), Greece.

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2005

Shape Optimisation of Core Interfaces in Sandwich Structures

Jakobsen, J., Johansen, L. S., Lund, E. & Thomsen, O. T., 2005, 18th Nordic Seminar on Computational Mechanics. Vol. 38 udg.

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