Nejdet Erkan

Profile Information

Affiliation: Project Associate Professor, Nuclear Engineering and Management, The Graduate School of Engineering, The University of Tokyo
: United Kingdom Atomic Energy Authority

Degree: PhD(The University of Tokyo)

J-GLOBAL ID: 201501016270410456
researchmap Member ID: B000247749

Research Interests

Research Areas

Manufacturing technology (mechanical, electrical/electronic, chemical engineering) / Fluid engineering / Particle Image Velocimetry, Shadowgraphy, OpenFOAM, ANSYS-FLUENT
Manufacturing technology (mechanical, electrical/electronic, chemical engineering) / Thermal engineering / Boiling, Condensation, Spray, CFD
Energy / Nuclear engineering / Severe Accident, Thermal-Hydraulic

Research History

Dec, 2016 - Present

Project Associate Professor, Nuclear Engineering and Management, The University of Tokyo
Jul, 2012 - Dec, 2016

Assistant Professor, Nuclear Professional School, The University of Tokyo
Apr, 2011 - May, 2012

Specialist Research Engineer, Propulsion Systems, TUBITAK-SAGE, Ankara, Turkey
Jan, 2009 - Feb, 2011

Scientist, Nuclear Safety, Paul Scherrer Institute (PSI), Switzerland
Apr, 2008 - Nov, 2008

Post-Doctoral Researcher, J-PARC, Japanese Atomic Energy Agency (JAEA)
Oct, 2007 - Mar, 2008

Post-Doctoral Researcher, Frontier Sciences, The University of Tokyo

Education

Oct, 2004 - Sep, 2007

Quantum Engineering and Systems Science, The University of Tokyo
Sep, 2001 - Sep, 2004

Nuclear Engineering, Hacettepe University
Sep, 1996 - Jun, 2001

Nuclear Engineering, Hacettepe University

Awards

Sep, 2017

Best Paper Award, 17th Int. Topical Meeting on Nuclear Reactor Thermal-Hydraulics (NURETH-17)

Nejdet Erkan
Oct, 2004

Scholarship for PhD, Japan Ministry of Education, Culture, Sports, Science and Tech.

Nejdet Erkan
1996

Scholarship for undergraduate education, Hacettepe University

Nejdet Erkan

Papers

Conceptualization of the micro research reactor cooled by heat pipes (MRR-HP), part-II: safety analyses

Mohammad Allaf, Koji Okamoto, Shunichi Suzuki, Nejdet Erkan

Journal of Nuclear Science and Technology, 2023
Radiation-Induced Surface Wettability Enhancement of an Indium Tin Oxide and Titanium Oxide Film-Coated Sapphire

Kai Wang, Hui Liang, Junya Inoue, Nejdet Erkan, Koji Okamoto

Journal of Nuclear Engineering and Radiation Science, 8(3), Jul 1, 2022
Numerical Simulation and Validation of Debris Bed Self-Leveling Behavior with Mixed-Density Particles Using CFD-DEM Coupling Algorithm

Chun Yen Li, Kai Wang, Marco Pellegrini, Nejdet Erkan, Koji Okamoto

Nuclear Technology, 208(5) 843-859, 2022
Conceptualization of the Micro Research Reactor Cooled by Heat Pipes (MRR-HP), Part-I: neutronics analyses

Mohammad Allaf, Koji Okamoto, Nejdet Erkan

Journal of Nuclear Science and Technology, 2022
A preliminary study on material effects of critical heat flux for downward-facing flow boiling

Kai Wang, Chun Yen Li, Kotaro Uesugi, Nejdet Erkan, Koji Okamoto

Nuclear Engineering and Technology, 53(9) 2839-2846, Sep, 2021
CHF enhancement for a finned surface in flow boiling with explanations based on vapor observations

Kai Wang, Hui Liang, Chun Yen Li, Nejdet Erkan, Koji Okamoto

Progress in Nuclear Energy, 138, Aug, 2021
Extended development of a bubble percolation method to predict boiling crisis of flow boiling

Kai Wang, Chun Yen Li, Marco Pellegrini, Nejdet Erkan, Koji Okamoto

International Journal of Heat and Mass Transfer, 165, Feb, 2021
Irradiation effects of CHF on bare and porous honeycomb surface in downward-face saturated pool boiling

Kai Wang, Haiguang Gong, Laishun Wang, Nejdet Erkan, Koji Okamoto

Progress in Nuclear Energy, 127, Sep, 2020
Oxidation effect of copper on the downward-facing flow boiling CHF under atmospheric condition

Kai Wang, Nejdet Erkan, Koji Okamoto

International Journal of Heat and Mass Transfer, 156, Aug, 2020
Influence of surface wettability increase induced by Gamma-ray irradiation on critical heat flux in downward-facing flow boiling

Laishun Wang, Yuan Yuan, Nejdet Erkan, Haiguang Gong, Khan R. Abdul, Fengchen Li, Koji Okamoto

Annals of Nuclear Energy, 142, Jul, 2020
Metal material surface wettability increase induced by electron beam irradiation

Laishun Wang, Kai Wang, Nejdet Erkan, Yuan Yuan, Jiayue Chen, Baojie Nie, Fengchen Li, Koji Okamoto

Applied Surface Science, 511, May 1, 2020
Effects of a porous honeycomb structure on critical heat flux in downward-facing saturated pool boiling

Kai Wang, Haiguang Gong, Laishun Wang, Nejdet Erkan, Koji Okamoto

Applied Thermal Engineering, 170, Apr, 2020
Effect of metal honeycomb structure on enhancing CHF in saturated downward-facing flow boiling

Laishun Wang, Yuan Yuan, Nejdet Erkan, Fengchen Li, Koji Okamoto

International Journal of Heat and Mass Transfer, 149, Mar, 2020
A study on the effect of oxidation on critical heat flux in flow boiling with downward-faced carbon steel

Kai Wang, Nejdet Erkan, Koji Okamoto

International Journal of Heat and Mass Transfer, 147, Feb, 2020
Richardson number criteria for direct-contact-condensation-induced thermal stratification using visualization

Byeongnam Jo, Nejdet Erkan, Koji Okamoto

Progress in Nuclear Energy, 118, Jan, 2020
A new model for predicting the critical heat flux based on nucleation site density in downward-face boiling

Kai Wang, Nejdet Erkan, Koji Okamoto

Journal of Nuclear Science and Technology, 56(12) 1141-1156, Dec 2, 2019
CFD based wall condensation model for evaluating PCV conditions in Fukushima Daiichi Unit-1

Erdal Ozdemir, Masahiro Kondo, Nejdet Erkan, Koji Okamoto

Nuclear Engineering and Design, 352, Oct, 2019
Effects of ultrafine bubbles on the aerosols removal efficiency due to pool scrubbing

Xingyong Zhang, Koji Okamoto, Nejdet Erkan, Hui Liang

International Conference on Nuclear Engineering, Proceedings, ICONE, 2019-May, May 18, 2019
Effect of finned structure on critical heat flux (CHF) in downward-face pool boiling

Kai Wang, Nejdet Erkan, Rong Cai, Koji Okamoto

International Conference on Nuclear Engineering, Proceedings, ICONE, 2019-May, May 18, 2019
Full-field spreading velocity measurement inside droplets impinging on a dry solid-heated surface

Nejdet Erkan

Experiments in Fluids, 60(5), May, 2019 Peer-reviewed

Misc.

CHF enhancement in Downward-facing Pool Boiling

GONG Haiguang, KHAN Abdul, ERKAN Nejdet, WANG Laishun, OKAMOTO Koji

The Proceedings of the National Symposium on Power and Energy Systems, 2016, 2016
ICONE23-1712 SENSITIVITY ANALYSIS OF THE BWR PASSIVE DEPRESSURIZATION SYSTEM UNDER SEVERE ACCIDENT CONDITIONS

Liu Maolong, Erkan Nejdet, Okamoto Koji, Kasahara Naoto

The Proceedings of the International Conference on Nuclear Engineering (ICONE), 2015 _ICONE23-1-_ICONE23-1, 2015
A QUANTITATIVE LOOK INTO A WATER DROPLET IMPACTING ONTO HOT-SURFACE (The 16th Conference of ILASS-Asia)

ERKAN Nejdet, OKAMOTO Koji

微粒化シンポジウム講演論文集, 22 275-279, Dec 18, 2013
Investigation of Parameters Effecting Droplet and Hot-Wall Interaction; an Insight into Droplet Boiling Phenomena

Erkan Nejdet, YASUI Tetsu, Okamoto Koji

NCTAM papers, National Congress of Theoretical and Applied Mechanics, Japan, 62, 2013
3C velocity field measurement in microscale using time resolved micro-PIV :

Erkan N., Okamoto K.

2007 101-101, 2007

Presentations

Severe Accident Research in Japan

Nejdet Erkan

Int. Workshop on Nuclear Safety and Severe Accident (NUSSA-2016), Oct, 2016 Invited
Research on the issues relevant to severe accidents

Nejdet Erkan

Int. Youth Nuclear Congress 2016 (IYNC 2016), Jul 28, 2016 Invited
CHF enhancement in Downward-facing Pool Boiling

GONG Haiguang, KHAN Abdul, ERKAN Nejdet, WANG Laishun, OKAMOTO Koji

The Proceedings of the National Symposium on Power and Energy Systems, 2016
ICONE23-1712 SENSITIVITY ANALYSIS OF THE BWR PASSIVE DEPRESSURIZATION SYSTEM UNDER SEVERE ACCIDENT CONDITIONS

Liu Maolong, Erkan Nejdet, Okamoto Koji, Kasahara Naoto

The Proceedings of the International Conference on Nuclear Engineering (ICONE), 2015
A QUANTITATIVE LOOK INTO A WATER DROPLET IMPACTING ONTO HOT-SURFACE (The 16th Conference of ILASS-Asia)

ERKAN Nejdet, OKAMOTO Koji

微粒化シンポジウム講演論文集, Dec 18, 2013
Investigation of Parameters Effecting Droplet and Hot-Wall Interaction; an Insight into Droplet Boiling Phenomena

Erkan Nejdet, YASUI Tetsu, Okamoto Koji

NCTAM papers, National Congress of Theoretical and Applied Mechanics, Japan, 2013

Teaching Experience

Research Projects

Development of technology to prevent scattering of radionuclide during removal of fuel debris

MEXT, Nov, 2018 - Apr, 2020

Nejdet Erkan
Thermal stratification at the suppression chamber for severe accident analysis

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2013 - Mar, 2016

okamoto koji
Human resources training for Nuclear Energy

MEXT, 2012 - 2015

Nejdet Erkan
Improvement of core heat-up and core melt analysis models in SAMPSON code

Institute of Applied Energy (IAE), 2014

Nejdet Erkan
Development of IVR system for large-scale PWR by innovative heat transfer surface

MEXT

Nejdet Erkan
Suppression Pool thermal stratification phenomena in Fukushima Daiichi severe accident

JSPS

Nejdet Erkan

Profile Information

Research Interests

Research Areas

Research History

Education

Awards

Papers

Misc.

Presentations

Teaching Experience

Research Projects

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