Parafiniuk Piotr

Parafiniuk Piotr

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dr Parafiniuk Piotr
Nr pokoju: B106
E-mail: p.parafiniuk@ipan.lublin.pl
Nr telefonu: (81) 744 50 61 w. 182

Zakład i laboratorium

Zakład: Zakład Fizycznych Właściwości Materiałów Roślinnych

Laboratorium: Laboratorium Mechaniki Materiałów Sypkich

Zainteresowania

Zainteresowania naukowe:

  • Modelowanie sił kontaktu pomiędzy materiałami rolniczymi
  • Badania Metodą Elementów Dyskretnych układów granularnych
  • Zależny od czasu transport elektronowy w nanoukładach

Uzyskane stopnie naukowe:

  • 2005   Mgr fizyki
    Wydział Fizyki, Matematyki i Informatyki UMCS w Lublinie
    Tytuł pracy: „Chaotyczne sztuczne sieci neuronowe
  • 2010  Dr nauk fizycznych
    Wydział Fizyki, Matematyki i Informatyki UMCS w Lublinie
    Tytuł pracy: „Zależny od czasu transport elektronowy w układach kropek kwantowych”

Publikacje pracownika

  1. 2018, Outflow of mixtures of spheres and cylinders through horizontal orifices. Experimental and DEM simulations, 12th International Conference on Agrophysics: Soil, Plant & Climate, Lublin 17-19.09.2018 r., str. 160
  2. 2018, Discrete Element Method modelling of diametral compression of starch tablets, 12th International Conference on Agrophysics: Soil, Plant & Climate, Lublin 17-19.09.2018 r., str. 61
  3. 2018, Discrete element method simulations and experimental study of interactions in 3D granular bedding during low-velocity impact, Powder Technology, 340: 52-67
  4. 2018, Pressure Distribution in Bulk of Seeds in a Shallow Model Silo, 17th International Workshop for Young Scientists „BioPhys Spring 2018”, Nitra, Slovakia 15-18.05.2018 r., str. 31
  5. 2018, Effect of aspect ratio on the mechanical behavior of packings of spheroids, Physica A-Statistical Mechanics and its Applications, 501: 1-11
  6. 2018, Stress profile in bulk of seeds in a shallow model silo as influenced by mobilisation of particle-particle and particle-wall friction: Experiments and DEM simulations, Powder Technology, 327: 320-334
  7. 2017, Discharge of spheres, cylinders and their mixtures from cylindrical bin. Experiments and DEM simulations, 10th World Congress of Chemical Engineering, Barcelona, Spain, 1-5.10.2017,
  8. 2017, Pressure distribution in bulk of seeds in a shallow model silo. Experiments and DEM simulations, 22nd International Conference “Computer Methods in Mechanics”, Lublin, Poland, 13-16.09.2017,
  9. 2018, Characterization of shear behaviour in consolidated granular biomass, Powder Technology, 327: 120-127
  10. 2017, Determination of the restitution coefficient of seeds and coefficients of visco-elastic Hertz contact models for DEM simulations, Biosystems Engineering, 161: 106-119
  11. 2017, Breaking tester for examining strength of consolidated starch, International Agrophysics, Vol. 31(2): 251-258
  12. 2017, Effect of particle size ratio and contribution of particle size fractions on micromechanics of uniaxially compressed binary sphere mixtures, Granular Matter, Vol. 19 (34), DOI: 10.1007/s10035-017-0719-4
  13. 2017, Discrete element modelling study of force distribution in a 3D pile of spherical particles, Powder Technology, 312: 194-203
  14. 2017, Effective elastic properties and pressure distribution in bidisperse granular packings: DEM simulations and experiment, Archives of Civil and Mechanical Engineering, 2(7): 271-280
  15. 2016, Experiments and discrete element method simulations of distribution of static load of grain bedding at bottom of shallow model silo, Biosystems Engineering, 149: 60-71
  16. 2017, Mechanical and combustion properties of sawdust-straw pellets blended in different proportions, Fuel Processing Technology, 156: 366-375
  17. 2016, Pressure distribution in an assembly of wooden cylinders with various aspect ratios under uniaxial confined compression, Granular Matter, 18(2): 1-8
  18. 2014, Influence of particle shape and sample width on uniaxial compression of assembly of prolate spheroids examined by discrete element method., Physica A: Statistical Mechanics and its Applications, 2014, 416279-289
  19. 2014, Influence of the method of representing shape of oblong particle on results of DEM simulations of uniaxial compression of granular assembly., 2014, No.-162
  20. 2014, DEM examination of an influence of particle aspect ratio and sample width on uniaxial compression of assembly of spherocylinders., 2014
  21. 2013, Influence of the Coulomb interaction on the spin-polarized current in the quantum dot system in the presence of the bias voltage pulse, Physica E, 2013, 495-12
  22. 2013, Discharge of rapeseeds from a model silo: Physical testing and discrete element method simulations, Computers and Electronics in Agriculture, 2013, 9740-46
  23. 2013, Simulation of ellipsoid-like particle assemblies at crossover from quasi-2D to 3D, 2013
  24. 2013, Uniaxial compression of assemblies of ellipsoidal particles of various aspect ratios, 2013
  25. 2012, Modelowanie metodą elementów dyskretnych procesów mechanicznych w ośrodkach rozdrobnionych, 2012, 88-89
  26. 2012, Experimental and numerical studies on uniaxial compression behavior of slightly oblong particles at crossover from Quasi-2D to 3D, 2012
  27. 2012, Two Contact Models in Simulations of Outflow of Rapeseed from a Model Silo, 2012
  28. 2011, Wpływ szerokości próbki i kształtu cząstek na charakterystyki jednoosiowego ściskania złoża materiału sypkiego., Acta Agrophysica, 2011, 18(2): 399-408
  29. 2011, Wpływ modelu sił kontaktu na symulacje numeryczne wypływu rzepaku z modelowego silosu, 2011, 33-33
  30. 2011, Wykorzystanie różnych modeli kontaktu w symulacjach wypływu rzepaku z modelowego silosu, 2011, 88-88
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