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personal data approved: 2022. VIII. 23.
Personal data
name István Oldal
name of institution
doctoral school
accreditation statement submitted to: Hungarian University of Agriculture and Life Sciences, Gödöllő
Contact details
E-mail address oldal.istvangek.szie.hu
phone number +36 28 422-080
Academic title
scientific degree, title Ph.D.
year degree was obtained 2007
discipline to which degree belongs agricultural engineering
institution granting the degree Szent István Egyetem (to be translated)
scientific degree, title Habilitation
year degree was obtained 2017
discipline to which degree belongs agricultural engineering
institution granting the degree Szent István University
Employment
2001 - Hungarian University of Agriculture and Life Sciences, Gödöllő
university professor or researcher
Thesis topic supervisor
number of doctoral students supervised until now 6
number of students who fulfilled course requirements 2
students who obtained their degrees:
Kheir Eddine Zehouani PhD 2022  DSME-SzIE
(50%) Ferenc Safranyik PhD 2017  DSME-SzIE
(50%) Ádám Tamás Horváth PhD 2016  DSME-SzIE

completed course requirement:
(50%) József Dobos (PhD) 2022/08  DSME-SzIE
Sultan Ahmad Talafha Mu'ath (PhD) 2022/08  DSME-SzIE
present PhD students:
(50%) Hailemariam Shegawu Abebawu (PhD) (2025/08)  DSME-SzIE
(50%) Rawabe Fatima Faidallah (PhD) (2025/08)  DSME-SzIE
Varun Vashist (PhD) (2024/08)  DSME-SzIE
  Thesis topic proposals
Research
research area Mechanics of granular materials, discahrging, arching.
research field in which current research is conducted agricultural engineering
Publications
2021

Muath S. Talafha, Istvan Oldal: Evaluation the effect of particle sphericity on direct shear mechanical behavior of granular materials using discrete element method (DEM), INTERNATIONAL JOURNAL FOR ENGINEERING MODELLING 34: (1) pp. 1-18.
type of document: Journal paper/Article
language: English
URL 
2021

Dobos József, Hanon Muammel M., Oldal István: Effect of infill density and pattern on the specific load capacity of FDM 3D-printed PLA multi-layer sandwich, JOURNAL OF POLYMER ENGINEERING 0: (0) p. 10.1515/polyeng-2021-0223.
type of document: Journal paper/Article
language: English
URL 
2021

Safranyik Ferenc, Oldal István: Analytical approach of funnel flow discharge, JOURNAL OF MECHANICAL SCIENCE AND TECHNOLOGY 35: p. 635.
type of document: Journal paper/Article
number of independent citations: 1
language: English
URL 
2020

Safranyik Ferenc, Varga Attila, Oldal István, Keppler István: Optimal and effective technique for particle packing, ADVANCED POWDER TECHNOLOGY 31: (8) pp. 3222-3235.
type of document: Journal paper/Article
number of independent citations: 1
language: English
URL 
2020

Sebe István, Kállai-Szabó Barnabás, Oldal István, Zsidai László, Zelkó Romána: Development of laboratory-scale high-speed rotary devices for a potential pharmaceutical microfibre drug delivery platform, INTERNATIONAL JOURNAL OF PHARMACEUTICS 588: 119740
type of document: Journal paper/Article
number of independent citations: 2
language: English
URL 
2016

Keppler I, Safranyik F, Oldal I: Shear test as calibration experiment for DEM simulations: a sensitivity study, ENGINEERING COMPUTATIONS 33: (3) pp. 742-758.
type of document: Journal paper/Article
number of independent citations: 14
language: English
URL 
2015

Oldal Istvan, Safranyik Ferenc: Extension of silo discharge model based on discrete element method, JOURNAL OF MECHANICAL SCIENCE AND TECHNOLOGY 29: (9) pp. 3789-3796.
type of document: Journal paper/Article
number of independent citations: 17
language: English
URL 
2012

Oldal István, Keppler István, Csizmadia Bela, Fenyvesi Laszlo: Outflow properties of silos: The effect of arching, ADVANCED POWDER TECHNOLOGY 23: (3) pp. 290-297.
type of document: Journal paper/Article
number of independent citations: 53
language: English
URL 
2012

Keppler István, Kocsis László, Oldal István, Farkas István, Csatár Attila: GRAIN VELOCITY DISTRIBUTION IN A MIXED FLOW DRYER, ADVANCED POWDER TECHNOLOGY 23: (6) pp. 824-832.
type of document: Journal paper/Article
number of independent citations: 41
language: English
URL 
2009

Kakuk Gy, Zsoldos I, Csanady A, Oldal I: Contributions to the modelling of the milling process in a planetary ball mill, REVIEWS ON ADVANCED MATERIALS SCIENCE 22: (1-2) pp. 21-38.
type of document: Journal paper/Article
number of independent citations: 44
language: English
Number of independent citations to these publications:173 
Scientometric data
list of publications and citations
number of scientific publications that meet accreditation criteria:
97
number of scientific publications:
99
monographs and professional books:
1
monographs/books in which chapters/sections were contributed:
1 
number of independent citations to scientific publications and creative works:
226

 
All rights reserved © 2007, Hungarian Doctoral Council. Doctoral Council registration number at commissioner for data protection: 02003/0001. Program version: 2.2358 ( 2017. X. 31. )