Project Publications

ISI journal papers

  1. Brøns, M., Plaugmann, A., Fidlin, A., and Thomsen, J. J., ‘Vibration-based estimation of bolt tension in structures with multiple bolts’, Journal of Sound and Vibration, accepted for publication, 2022.

  2. Brøns, M., Thomsen, J. J., Sah, S. M., Tcherniak, D., and Fidlin, A., ‘Estimating bolt tension from vibrations: transient features, nonlinearity, and signal processing’, Mechanical Systems and Signal Processing, Vol. 150, pp. 107224:1-17, 2021. [DOI: 10.1016/j.ymssp.2020.107224].

  3. Sorokin, V. S., Thomsen, J. J., and Brøns, M., ’Coupled longitudinal and transverse vibrations of tensioned Euler-Bernoulli beams with general linear boundary conditions’, Mechanical Systems and Signal Processing, Vol 150, Article 107244, 21pp., 2021. [DOI:10.1016/j.jsv.2020.115617].

  4. Brøns, M. and Thomsen, J. J., ‘Vibration-based estimation of boundary stiffness and axial tension in beams using added mass’, Journal of Sound and Vibration, Vol. 487, Article 115617, 16pp., 2020. [DOI: 10.1016/j.jsv.2020.115617].

  5. Brøns, M., Kasper, T.A., Chauda. G., Klaassen, S.W.B., Schwingshackl, C.W., and Brake, M.R.W, ‘Experimental investigation of local dynamics in a bolted lap joint using digital image correlation’, Journal of Vibration and Acoustics, Vol. 142(5), Article 051114, 11pp., 2020. [DOI: 10.1115/1.4047699].

  6. Sah, S. M., Thomsen, J. J., and Fidlin, A., ‘Transverse vibrations of tightened bolts: Simplified modeling of tension-dependent boundary stiffness and damping’, Engineering Structures, Vol. 205, 110049, 6pp., 2020. [DOI: 10.1016/j.engstruct.2019.110049].

  7. Brøns, M. and Thomsen, J. J., ‘Experimental testing of Timoshenko predictions of supercritical natural frequencies and mode shapes for free-free beams’, Journal of Sound and Vibration, Vol. 459, Article 114856 (14pp.), 2019. [DOI: 10.1016/j.jsv.2019.114856].

  8. Sah, S. M., Thomsen, J. J., and Tcherniak, D., ‘Transverse vibrations induced by longitudinal excitation in beams with geometrical and loading imperfections’, Journal of Sound and Vibration, vol. 444, pp. 152-160, 2019. [DOI: 10.1016/j.jsv.2018.12.027].

  9. Sah, S. M., Thomsen,  J. J., Brøns, M., Fidlin, A., Tcherniak, D., ‘Estimating bolt tightness using transverse natural frequencies’, Journal of Sound and Vibration, vol. 431, pp. 137-149, 2018. [DOI: 10.1016/j.jsv.2018.05.040].

  10. Hermansen, M. H. and Thomsen, J. J., ‘Vibration-based estimation of beam boundary parameters’, Journal of Sound and Vibration, vol. 429, pp. 287-304, 2018. [DOI: 10.1016/j.jsv.2018.05.016].

Scientific conference presentations

  1. Tcherniak, D., Thomsen, J. J., and Brøns, M., ‘Vibrations for Estimating Bolted Joint Integrity (VEBJI) project: challenges and results’, in Proceedings of the XI International Conference on Structural Dynamics (EURODYN 2020), June 22-24, 2020, Athens, Greece, 14pp.

  2. Brøns, M. and Thomsen, J. J., ' Nonlinearity in estimating bolt tension from vibrations', in Proceedings of the 10th European Nonlinear Dynamics Conference (ENOC 2020), Lyon, France, July 5-10, 2020, 2pp.

  3. Brøns, M., Plaugmann, A., Thomsen, J. J., and Fidlin, A., ‘Vibration-based bolt tension estimation for multi-bolt joints’, in Proceedings of International Modal Analysis Conference - IMAC 2020 (IMAC XXXVIII), February 10-13, 2020, Houston, Texas, USA, 4pp. DOI: 10.1007/978-3-030-47626-7_21.

  4. Brøns, M., Ebbehøj, K. L., Tcherniak, D., and Thomsen, J. J., ‘Using piezoelectrically excited transverse vibrations for bolt tension estimation’, in Proceedings of the International Conference on Noise and Vibration Engineering (ISMA2020), Sep. 7-9, 2020, Leuven, Belgium, 12pp.

  5. Brøns M., Thomsen J. J., Sah S. M., Tcherniak D., and Fidlin A., ‘Analysis of transient vibrations for estimating bolted joint tightness’, in Kerschen G., Brake M., and Renson L. (eds), Nonlinear Structures and Systems, Vol.1, pp. 21-24,Conference Proceedings of the Society for Experimental Mechanics Series, Springer, Cham, 2020. [DOI: 10.1007/978-3-030-12391-8_3]

  6. Brøns, M. and Thomsen, J. J., ‘Vibration-based estimation of bolt tension – coping with unknown boundaries’, in Proceedings of the Tribomechadynamics 2019 Conference (TMD2019), Rice University, July 31 - August 2, 2019, Houston, Texas, USA, 2pp.

  7. Sah, S. M., Thomsen, J. J., Fidlin, A., ‘Estimating bolt tightness from measured vibrations: Effective linearity of nonlinear boundary stiffness’, in Proceedings of the First International Nonlinear Dynamics Conference (NODYCON 2019), Feb. 17-20, 2019, Rome, 2.pp.

  8. Brøns, M., Thomsen, J. J., Fidlin, A., Tcherniak, D., Sah, S. M., ‘Modal impact testing for estimating bolted joint tightness’, in Proceedings of the International Conference on Noise and Vibration Engineering (ISMA2018), Sep. 17-19, 2018, Leuven, Belgium, 8.pp.

  9. Tcherniak, D., Thomsen, J. J., ‘On the feasibility of utilizing vibrations for bolted joint assessment??’, in Proceedings of the 9th European Workshop on Structural Health Monitoring (EWSHM 2018), July 10-13, 2018, Manchester, UK, 10.pp.

  10. Sah, S. M., Thomsen, J. J., Brøns, M., Fidlin, A., Tcherniak, D., ‘Estimating bolt tightness from measured vibrations: Influence of boundary nonlinearity’, in Proceedings of the 10th European Solid Mechanics Conference (ESMC 2018), Bologna, Italy, July 2-6, 2018, 1.pp.

  11. Sah, S. M., Thomsen, J. J., Brøns, M., Fidlin, A., Tcherniak, D., ‘Estimating bolt tightness from measured vibrations: Influence of nonlinear boundary stiffness and damping’, in Proceedings of the International Conference on Structural Nonlinear Dynamics and Diagnosis (CSNDD'2018), June. 25-27, 2018, Tangier, Morocco, 1.pp.

  12. Brøns, M. and Thomsen, J. J., ‘Scanning laser Doppler vibrometry’, in Stang, H. (ed.): Abstract Book, 1st International Symposium on Multi-Scale Experimental Mechanics (ISMEM 1), DTU Risø Campus, Roskilde, October 5, 2016, pp. 15-16.

  13. Thomsen, J. J., Sah, S. M., Fidlin, A., and Tcherniak, D., 'Vibration-based testing of bolted joints', in Proceedings of the 9th European Nonlinear Dynamics Conference (ENOC 2017), Budapest, Hungary, June 25-30, 2017, 2pp.

Reports, theses, other publications

  1. Brøns, M. and Thomsen, J. J., ‘A method and a system for estimating the tension of a tension member’, international patent application no. PCT/DK2021/050027, 2021.

  2. Brøns, M., Vibration-based Estimation of Bolt Tension, PhD thesis, DCAMM Special Report No. S278, Technical University of Denmark, 2020. [Online].

  3. Plaugmann, A., ‘Vibration-based estimation of bolt tension: The multi-bolt crosstalk problem', BSc thesis, Technical Univ. of Denmark, Dept. of Mech. Eng., 2019.

  4. Hermansen, M. B., ‘Vibration-based identification of beam boundary models’, MSc thesis, Technical Univ. of Denmark, Dept. of Mech. Eng., 2017.

  5. Maas, L. van der ‘Project in Advanced Vibration Theory - Boundary Identification, Internship Report, 2017, Dept. of Mechanical Engineering, Technical University of Denmark, 2017.

  6. Thomsen, J. J., ‘Vibrations for Estimating Bolted Joint Integrity (VEBJI)’, in Annual Report 2016, Dept. of Mechanical Engineering, Technical University of Denmark, 2016.

Public media articles & talks / popular science presentations

  1. Brøns, M., ‘Kan løse bolte afsløres på basis af lyden?”, IDA Mechanical Conference / Danish Society of Engineers, Copenhagen, 15 Sep. 2021, IDA.dk.

  2. Godske, B, ‘Ny metode afslører løse bolte ved at lytte til tonen’, Ingeniøren, 11 July 2021, Ing.dk.

  3. Dehn, B. A., ‘Med et hammerslag kan Marie Brøns afsløre, om en vindmølle er i fare for at styrte i havet’, Dagbladet Information, 25 April 2021, Information.dk.

  4. Nisgaard, A., ‘Marie har fået en idé, der kan forhindre vindmøller i at kollapse’, Danmarks Radio / Viden, 24 April 2021, DR.dk.

  5. Brøns, M., ‘Can you hear if a bolt is sufficiently tightened’ (in Danish) [Link (LinkedIn)], 2 min. popular science video, with VEBJI project PhD Marie Brøns explaining how bolt tension can be determined from vibrations. Informations Medieskole, Copenhagen, 2020.

  6. Brøns, M , ‘Kan et hammerslag afsløre, om en vindmølle er i fare for at styrte i havet?’ Forskerzonen, 14 Dec. 2020, Videnskab.dk.

  7. Brøns, M, ‘Vibration-based Estimation of Bolt Tension’ [video-link], thesis presentation part of the public PhD defence, October 2 , 2020.

  8. Brøns, M., ‘Vibrations for estimating bolted joint integrity’, oral presentation, Karlsruhe Institute of Technology, October 2019.

  9. Brøns, M., ‘Vibrations for Estimating Bolted Joint Integrity’, NOV Flexibles – Endfitting Supply, 27.6.2018, Broendby, Denmark.

 

 

 

Opdateret den 10. juni 2024
Opdateret den 10. juni 2024