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Personal data sheet
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personal data approved: 2020. XI. 02.
Personal data
name István Keppler
name of institution
doctoral school
MATE Doctoral School of Mechanical Engineering (Supervisor)
accreditation statement submitted to: Hungarian University of Agriculture and Life Sciences, Gödöllő
Contact details
E-mail address Keppler.Istvangek.szie.hu
phone number +36 28 522-042
Academic title
scientific degree, title Ph.D.
year degree was obtained 2007
discipline to which degree belongs agricultural engineering
institution granting the degree Szent Istvan University
scientific degree, title Habilitation
year degree was obtained 2017
discipline to which degree belongs agricultural engineering
institution granting the degree Szent Istvan University
Employment
2002 - Hungarian University of Agriculture and Life Sciences, Gödöllő
university professor or researcher
Thesis topic supervisor
number of doctoral students supervised until now
number of students who fulfilled course requirements
students who obtained their degrees:
(50%) Attila Varga PhD 2018  DSME-SzIE
students with degree granting in process:
Walid Belal PhD (2021/08)  DSME-SzIE
present PhD students:
(50%) Husam Ahmad Hasan Al-Kuran (PhD) (2022/08)  DSME-SzIE
(50%) Seifeddine Garneoui (PhD) (2022/08)  DSME-SzIE
  Thesis topic proposals
Research
research area mechanics of granular materials engineering mechanics
research field in which current research is conducted agricultural engineering
Publications
2017

 W M A Elmagid, I Keppler: AXIAL FLOW TURBINE FOR SOLAR CHIMNEY, HUNGARIAN AGRICULTURAL ENGINEERING 32: pp. 29-37.
type of document: Journal paper/Article
language: English
URL 
2017

 Oldal István, Safranyik Ferenc, Keppler István: Reducing computational time of cohesionless discrete simulations based on particle clusters, ENGINEERING COMPUTATIONS 34: (2) pp. 648-663.
type of document: Journal paper/Article
language: English
2016

 Keppler I, Varga A, Szabo I, Katai L, Fenyvesi L: Particle motion around open mixing screws: optimal screw angular velocity, ENGINEERING COMPUTATIONS 33: (3) pp. 896-906.
type of document: Journal paper/Article
number of independent citations: 5
language: English
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: 6
language: English
2016

 Zachár András, Keppler István, Oldal István: Investigation of the applicability and efficiency of different mathematical modeling and numerical simulation methods for soil tool interaction, JOURNAL OF COMPUTATIONAL AND APPLIED MECHANICS 11: (1) pp. 77-94.
type of document: Journal paper/Article
language: English
URL 
2013

 Keppler István: FAILURE ANALYSIS OF PEBBLE BED REACTORS DURING EARTHQUAKE BY DISCRETE ELEMENT METHOD, NUCLEAR ENGINEERING AND DESIGN 258: pp. 102-106.
type of document: Journal paper/Article
number of independent citations: 2
language: English
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: 37
language: English
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: 31
language: English
2011

 Keppler I, Kocsis L, Oldal I, Csatár A: Determination of the discrete element model parameters of granular materials, HUNGARIAN AGRICULTURAL ENGINEERING 23: pp. 30-32.
type of document: Journal paper/Article
number of independent citations: 6
language: English
2009

 Keppler István, Oldal István: The effect of arching on the outflow properties of silos, MECHANICAL ENGINEERING LETTERS: R AND D: RESEARCH AND DEVELOPMENT 3: (2) pp. 166-179.
type of document: Journal paper/Article
language: English
Number of independent citations to these publications:87 
Scientometric data
Saját közlemény- és idézőlista list of publications and citations
number of scientific publications that meet accreditation criteria:
55
number of scientific publications:
57
monographs and professional books:
1
monographs/books in which chapters/sections were contributed:
1 
number of independent citations to scientific publications and creative works:
122

 
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. )