Arttu Polojärvi

Assistant Professor

Research outputs

  1. 2019
  2. Published

    Discrete Element Simulation of the Resistance of a Ship in Unconsolidated Ridges

    Gong, H., Polojärvi, A. & Tuhkuri, J., 1 Nov 2019, In : Cold Regions Science and Technology. 167, 9 p., 102855.

    Research output: Contribution to journalArticleScientificpeer-review

  3. E-pub ahead of print

    Effective material properties of a finite element-discrete element model of an ice sheet

    Lilja, V. P., Polojärvi, A., Tuhkuri, J. & Paavilainen, J., 9 Sep 2019, In : Computers and Structures. 224, 19 p., 106107.

    Research output: Contribution to journalArticleScientificpeer-review

  4. E-pub ahead of print

    A free, square, point-loaded ice sheet : A finite element-discrete element approach

    Lilja, V. P., Polojärvi, A., Tuhkuri, J. & Paavilainen, J., 19 Aug 2019, In : Marine Structures. 68, 31 p., 102644.

    Research output: Contribution to journalArticleScientificpeer-review

  5. Published

    The effect of ship bow shape on ridge resistance in a narrow ridge

    Gong, H., Polojärvi, A. & Tuhkuri, J., 12 Jun 2019, POAC 2019 - 25th International Conference on Port and Ocean Engineering under Arctic Conditions. (Proceedings of the International Conference on Port and Ocean Engineering under Arctic Conditions, POAC; vol. 2019-June).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  6. Published

    Limit mechanisms for ice loads on inclined structures: Local crushing

    Ranta, J. & Polojärvi, A., 31 May 2019, In : Marine Structures. 67, 102633.

    Research output: Contribution to journalArticleScientificpeer-review

  7. Published

    Probabilistic peak ice load model

    Ranta, J. & Polojärvi, A., 1 Jan 2019, POAC 2019 - 25th International Conference on Port and Ocean Engineering under Arctic Conditions. (Proceedings of the International Conference on Port and Ocean Engineering under Arctic Conditions, POAC; vol. 2019-June).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  8. Published

    Preliminary FEM-DEM Study on Ice Encroachment

    Polojärvi, A., Lemström, I. & Tuhkuri, J., 2019, POAC 2019 - 25th International Conference on Port and Ocean Engineering under Arctic Conditions. Delft, The Netherlands, (Proceedings of the International Conference on Port and Ocean Engineering under Arctic Conditions, POAC; vol. 2019-June).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  9. Published

    Strengthening Arctic engineering competences through higher education – the Nordic Master in Cold Climate Engineering

    Kirkelund, G., Polojärvi, A., Tuhkuri, J. & Høyland, K., 2019, Proceedings of 12th International Symposium on Cold Regions Development: ISCORD 2019 Symposium proceedings. Suomen rakennusinsinöörien liitto RIL, p. 167-169

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

  10. 2018
  11. Published

    A review of discrete element simulation of ice–structure interaction

    Tuhkuri, J. & Polojärvi, A., 28 Sep 2018, In : PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY A: MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES. 376, 2129, 16 p.

    Research output: Contribution to journalReview ArticleScientificpeer-review

  12. Published

    Ridge resistance of ships: DEM study

    Gong, H., Polojärvi, A. & Tuhkuri, J., 30 Aug 2018.

    Research output: Contribution to conferenceAbstractScientificpeer-review

  13. Published

    3D DEM study on the effect of ridge keel width on rubble resistance on ships

    Gong, H., Polojärvi, A. & Tuhkuri, J., 17 Jun 2018, ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering. ASME, 6 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  14. Published

    Scatter and Error Estimates in Ice Loads - Results from Virtual Experiments

    Ranta, J., Polojärvi, A. & Tuhkuri, J., Apr 2018, In : Cold Regions Science and Technology. 148, p. 1-12 12 p.

    Research output: Contribution to journalArticleScientificpeer-review

  15. Published

    Ice loads on inclined marine structures - Virtual experiments on ice failure process evolution

    Ranta, J., Polojärvi, A. & Tuhkuri, J., Jan 2018, In : Marine Structures. 57, p. 72-86

    Research output: Contribution to journalArticleScientificpeer-review

  16. Published

    Limit mechanisms for ice loads on inclined structures: Buckling

    Ranta, J., Polojärvi, A. & Tuhkuri, J., 2018, In : Cold Regions Science and Technology. 147, p. 34-44 11 p.

    Research output: Contribution to journalArticleScientificpeer-review

  17. Published

    Peak ice loads and buckling in ice-inclined structure interaction

    Ranta, J., Polojärvi, A. & Tuhkuri, J., 2018, 24th IAHR International Symposium on Ice. Vladivostok, Russia, p. 344-351 (IAHR International Symposium on Ice).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  18. Published

    Simulations on Ice-Structure Interaction in Shallow Water

    Lemström, I., Polojärvi, A. & Tuhkuri, J., 2018, 24th IAHR International Symposium on Ice. Vladivostok, Russia, p. 525-532 (IAHR International Symposium on Ice).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  19. Published

    Statistics and Mechanics of Ice Loads on Inclined Structures: Results from Simulation-Based Studies

    Ranta, J., Polojärvi, A. & Tuhkuri, J., 2018, Proceedings of AIC 2018 -Transportation Engineering Infrastructure in Cold Regions.. p. 26-27

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  20. 2017
  21. Published

    A three-dimensional FEM-DEM model of an ice sheet

    Lilja, V-P., Polojärvi, A., Tuhkuri, J. & Paavilainen, J., 11 Jun 2017, Proceedings of the 24th International Conference on Port and Ocean Engineering under Arctic Conditions, POAC'17. POAC, 12 p. (Proceedings : International Conference on Port and Ocean Engineering Under Arctic Conditions).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  22. Published

    Effective Tensile Strength of an Ice Sheet Using a Three-dimensional FEM-DEM Approach

    Lilja, V-P., Polojärvi, A., Tuhkuri, J. & Paavilainen, J., 11 Jun 2017, Proceedings of the 24th International Conference on Port and Ocean Engineering under Arctic Conditions, POAC'17. POAC, 10 p. (Proceedings : International Conference on Port and Ocean Engineering Under Arctic Conditions). (Proceedings of the International Conference on Port and Ocean Engineering under Arctic Conditions, POAC).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  23. Published

    Preliminary 3D DEM Simulations on Ridge Keel Resistance on Ships

    Gong, H., Polojärvi, A. & Tuhkuri, J., 11 Jun 2017, Proceedings of the 24th International Conference on Port and Ocean Engineering under Arctic Conditions, POAC'17. POAC, 9 p. (Proceedings : International Conference on Port and Ocean Engineering Under Arctic Conditions).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  24. Published

    Ridge Profile Measurements for Understanding Ridge Resistance

    Suominen, M., Polojärvi, A. & Oikkonen, A., 2017, Proceedings of the 24th International Conference on Port and Ocean Engineering under Arctic Conditions, POAC'17. POAC, 10 p. (Proceedings : International Conference on Port and Ocean Engineering Under Arctic Conditions).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  25. Published

    Sources of Stochasticity in Ice-Structure Interaction Process

    Ranta, J., Polojärvi, A. & Tuhkuri, J., 2017, Proceedings of the 24th International Conference on Port and Ocean Engineering under Arctic Conditions, POAC'17. POAC, 9 p. (Proceedings : International Conference on Port and Ocean Engineering Under Arctic Conditions).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  26. Published

    The statistical analysis of peak ice loads in a simulated ice-structure interaction process

    Ranta, J., Polojärvi, A. & Tuhkuri, J., 2017, In : Cold Regions Science and Technology. 133, p. 46-55

    Research output: Contribution to journalArticleScientificpeer-review

  27. Published

    Variation of stress in virtual biaxial compression test of ice rubble

    Kulyakhtin, S. & Polojärvi, A., 2017, Proceedings of the 24th International Conference on Port and Ocean Engineering under Arctic Conditions, POAC'17. POAC, 9 p. (Proceedings : International Conference on Port and Ocean Engineering Under Arctic Conditions). (Proceedings of the International Conference on Port and Ocean Engineering under Arctic Conditions, POAC).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  28. 2016
  29. Published

    2D FEM-DEM Study on Ice Loads on Shallow Water Structure

    Polojärvi, A., Tuhkuri, J., Schneider, S. & Häsä, R., 2016, Proceedings of the 23th IAHR International Symposium on Ice. Ann Arbor, Michigan, USA, (IAHR International Symposium on Ice).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  30. Published

    A simulation based statistical study on evolution of ice-structure interaction process

    Ranta, J., Polojärvi, A. & Tuhkuri, J., 2016, Proceedings of the 23th IAHR International Symposium on Ice. Ann Arbor, Michigan, USA, (IAHR International Symposium on Ice).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  31. Published

    Ice Rubble Stress in Virtual Experiments for Assessing Continuum Approach

    Kulyakhtin, S. & Polojärvi, A., 2016, Proceedings of the 23th IAHR International Symposium on Ice. Ann Arbor, Michigan, USA, (IAHR International Symposium on Ice).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  32. 2015
  33. Published

    2D DEM of ice rubble: the effect of rate-dependent friction

    Lishman, B. & Polojärvi, A., 2015, 23rd International Conference on Port and Ocean Engineering under Arctic (POAC), Trondheim, 1418 June 2015. POAC

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  34. Published

    2D FEM-DEM simulations on ice-structure interaction process in shallow water

    Häsä, R., Polojärvi, A. & Tuhkuri, J., 2015, XII Finnish Mechanics Days, Tampere, 4-5 June, 2015. Kouhia, R., Mäkinen, J., Pajunen, S. & Saksala, T. (eds.). Helsinki: Finnish Association of Structural Mechanics

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

  35. Published

    A review on a peak ice load data from 2D combined finite-discrete element method simulations

    Ranta, J., Tuhkuri, J. & Polojärvi, A., 2015, XII Finnish Mechanics Days, Tampere, 4-5 June, 2015. Association of Structural Mechanics, F. (ed.). Finnish Association of Structural Mechanics

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

  36. Published

    DEM simulations of direct shear box experiments of ice rubble: Force chains and peak loads

    Polojärvi, A., Tuhkuri, J. & Pustogvar, A., 2015, In : Cold Regions Science and Technology. 116, p. 12-23

    Research output: Contribution to journalArticleScientificpeer-review

  37. Published

    Ice load estimation through combined finite-discrete element simulations

    Ranta, J., Polojärvi, A. & Tuhkuri, J., 2015, 23rd International Conference on Port and Ocean Engineering under Arctic Conditions (POAC), Trondheim, Norway, 14-18 June 2015. POAC

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  38. Published

    Preliminary results of 3D simulations of a failing ice sheet

    Heinicke, C., Polojärvi, A. & Tuhkuri, J., 2015, 23rd International Conference on Port and Ocean Engineering under Arctic Conditions (POAC), Trondheim, 1418 June 2015. POAC

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  39. Published

    Why simulate ice rubble shear box tests?

    Polojärvi, A., Tuhkuri, J. & Pustogvar, A., 2015, XII Finnish Mechanics Days, Tampere, 4-5 June, 2015. Kouhia, R., Mäkinen, J., Pajunen, S. & Saksala, T. (eds.). Finnish Association of Structural Mechanics

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

  40. 2014
  41. Published

    2D DEM Simulations of Model Scale Direct Shear Box Experiments

    Polojärvi, A., Tuhkuri, J. & Pustogvar, A., 2014, 22nd IAHR International Symposium on Ice, Singapore, August 11-15, 2014. p. 203-210

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  42. Published

    3D DEM for Freeze Bonded Ice Rubble Consisting of Polyhedral Blocks

    Polojärvi, A. & Tuhkuri, J., 2014, 22nd IAHR International Symposium on Ice, Singapore, August 11-15, 2014. p. 195-202

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  43. Published

    Laboratory scale direct shear box experiments on ice rubble: the effect of block to box size ratio

    Pustogvar, A., Høyland, K., Polojärvi, A. & Bueide, I. M., 2014, 33rd International Conference on Ocean, Offshore and Arctic Engineering (OMAE2014), San Francisco, June 8-13, 2014. p. 1-11

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  44. Published

    Preliminary Results from a Study on Full Scale Freeze Bond Geometry and Microstructure

    Tuhkuri, J. & Polojärvi, A., 2014, 22nd IAHR International Symposium on Ice, Singapore, August 11-15, 2014. p. 187-194

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  45. Published

    Statistical reconstruction of peak ice load data based on 2D combined finite-discrete element method simulations of ice interactions against inclined wall

    Ranta, J., Tuhkuri, J., Polojärvi, A. & Paavilainen, J., 2014, 22nd IAHR International Symposium on Ice, Singapore, 11-15 August 2014.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  46. 2013
  47. Published

    2D FEM-DEM simulations of punch through tests: effects of partly consolidated rubble deformation

    Polojärvi, A. & Tuhkuri, J., 2013, The 22nd International Conference on Port and Ocean Engineering under Arctic Conditions, POAC'13. Polojärvi, A. & Tuhkuri, J. (eds.). Espoo, Finland: Aalto ARTS Books

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  48. Published

    Discontinuum modelling in interpretation of punch through tests on partly consolidated sea ice rubble

    Polojärvi, A. & Tuhkuri, J., 2013, 6th International Conference on Discrete Element Methods (DEM6). Mustoe, G. (ed.). Golden, Colorado, USA: Colorado school of mines

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  49. Published

    On modelling cohesive ridge keel punch through tests with a combined finite-discrete element method

    Polojärvi, A. & Tuhkuri, J., 2013, In : Cold Regions Science and Technology. 85, p. 191-205

    Research output: Contribution to journalArticleScientificpeer-review

  50. Published
  51. Published

    The Proceedings of the 22nd International Conference on Port and Ocean Engineering under Arctic Conditions

    Polojärvi, A. & Tuhkuri, J., 2013, Espoo, Finland: Aalto ARTS Books.

    Research output: Book/ReportAnthologyScientificpeer-review

  52. Published

    Validating 3D DEM based on laboratory scale punch through tests on artificial sea ice rubble

    Polojärvi, A. & Tuhkuri, J., 2013, 6th International Conference on Discrete Element Methods, (DEM6). Mustoe, G. (ed.). Golden, Colorado, USA: Colorado school of mines

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  53. 2012
  54. Published

    Comparison and analysis of experimental and virtual laboratory scale punch through tests

    Polojärvi, A., Tuhkuri, J. & Korkalo, O., 2012, In : Cold Regions Science and Technology. 81, p. 11-25

    Research output: Contribution to journalArticleScientificpeer-review

  55. Published

    Laboratory scale punch through tests on non cohesive rubble experiments and simulations

    Polojärvi, A., Tuhkuri, J. & Korkalo, O., 2012, ICE RESEARCH FOR A SUSTAINABLE ENVIRONMENT: 21th IAHR International Symposium on Ice. Dalian, China, June 11-15, 2012. Li, Z. & Lu, P. (eds.). Dalian: Dalian University of Technology Press, p. 42-52

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  56. Published

    Numerical modeling of ice rubble with three dimensional discrete element method

    Polojärvi, A. & Tuhkuri, J., 2012, XI Suomen Mekaniikkapäivät, 29-30.11.2012. Koivurova, H. & Malaska, M. (eds.). Oulu: University of Oulu, p. 39-44

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

  57. Published

    Velocity effects in laboratory scale punch through experiments

    Polojärvi, A. & Tuhkuri, J., 2012, In : Cold Regions Science and Technology. 70, 1, p. 81-93

    Research output: Contribution to journalArticleScientificpeer-review

  58. 2011
  59. Published

    2D numerical simulations of ice rubble formation process against an inclined structure

    Paavilainen, J., Tuhkuri, J. & Polojarvi, A., 2011, In : Cold Regions Science and Technology. 68, 1-2, p. 20-34

    Research output: Contribution to journalArticleScientificpeer-review

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