Ing.

Ondřej Hájek

Ph.D.

FME, EI DTEE – Assistant professor

+420 54114 3270
Ondrej.Hajek3@vutbr.cz

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Ing. Ondřej Hájek, Ph.D.

Publication results

  • 2026

    Ondrej Cejpek Milan Maly Miloslav Belka Erika Rácz Jiri Hajek Ondrej Hajek Jan Jedelsky. Spray–gas counterflow interactions in an absorber column. Separation and purification technology, 2026, vol. 382, iss. 4, p. 1-16.

    WoS Article

    Detail | Full text in the Digital Library

    JEDELSKÝ, J.; VAN DER LAAN, S.; CEJPEK, O.; MALÝ, M.; KADLEC, M.; SMILEK, J.; STRMISKA, P.; HÁJEK, O.; SACHSENHEIMER, D. Effect of shear-thinning on pressure-swirl atomization. INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER, 2026, vol. 255, iss. 2.2026, p. 1-14.

    WoS Article

    Detail | Full text in the Digital Library

  • 2025

    BLATKIEWICZ, M.; HÁJEK, O.; MAJDZIK, M.; MALÝ, M.; JASKULSKI, M. Advanced absorption model of rotating packed beds: Mass transfer in packing and cavity zone. Chemical Engineering Journal, 2025, iss. 524, p. 1-19.

    WoS Article

    Detail

    NOVOSAD, P.; MALÝ, M.; CEJPEK, O.; HÁJEK, J.; HÁJEK, O.; JEDELSKÝ, J. Computationally Viable Approach to Twin-Fluid Internal Mixing Atomizer Modeling. In Topical Problems of Fluid Mechanics. Topical Problems of Fluid Mechanics ... PRAGUE 8: Acad Sci Czech Republic, Inst Thermomechanics, 2025. p. 187-194. ISBN: 978-80-87012-05-5.

    Paper in proceedings (conference paper)

    Detail

    CEJPEK, O.; MALÝ, M.; PRINZ, F.; HÁJEK, O.; BĚLKA, M.; LINDOVSKÝ, J.; HÁJEK, J.; NOVOSAD, P.; JEDELSKÝ, J. Pressure loss and droplet entrainment under spray absorber conditions. Separation and purification technology, 2025, vol. 354, iss. 8, p. 1-11. ISSN: 1383-5866.

    WoS Article

    Detail

    HÁJEK, O.; MALÝ, M.; CEJPEK, O.; BLATKIEWICZ, M.; JEDELSKÝ, J.; HÁJEK, J.; MAJDZIK, M.; JASKULSKI, M.; JÍCHA, M. Analysis of Droplet Motion in Cavity Zone of Rotating Packed Bed. Separation and purification technology, 2025, vol. 357, iss. B, p. 1-12. ISSN: 1873-3794.

    WoS Article

    Detail

    HÁJEK, O.; MALÝ, M.; BLATKIEWICZ, M.; MAJDZIK, M.; JASKULSKI, M.; CEJPEK, O.; JÍCHA, M. Analytical Model of Droplet Motion in Rotating Packed Bed. Bozeman, Montana: ILASS Americas, 2025. p. 1.

    Paper in proceedings outside WoS and Scopus

    Detail

    BLATKIEWICZ, M.; MAJDZIK, M.; LEWANDOWSKI, G.; PIĄTKOWSKI, M.; JASKULSKI, M.; HÁJEK, O.; MALÝ, M.; GORAK, A. Packing versus cavity: Zone-Specific contributions to mass transfer in rotating packed bed absorption process. Chemical Engineering and Processing-Process Intensification, 2025, vol. 216, iss. 1, p. 1-12. ISSN: 0255-2701.

    WoS Article

    Detail | Full text in the Digital Library

    MALÝ, M.; CEJPEK, O.; LINDOVSKÝ, J.; HÁJEK, J.; HÁJEK, O.; BĚLKA, M.; JEDELSKÝ, J. Importance of atomizer choice for CO2 capture in spray columns. Fuel, 2025, vol. 385, iss. 1, p. 1-10. ISSN: 1873-7153.

    WoS Article

    Detail

    PRINZ, F.; KÁNSKÁ, J.; ELCNER, J.; HÁJEK, O.; KUMMERLÄNDER, A.; KRAUSE, M.; JÍCHA, M.; LÍZAL, F. Transport and deposition of inhaled fibers in a realistic female airway model: A combined experimental and numerical study. Computers in Biology and Medicine, 2025, vol. 194, iss. August, p. 1-20.

    Scopus Article

    Detail | Full text in the Digital Library

  • 2024

    MALÝ, M.; CEJPEK, O.; HÁJEK, J.; HÁJEK, O.; JEDELSKÝ, J. Effect of bubble-breaker geometry on spray parameters of effervescent atomizer: preliminary study. Shanghai: ICLASS, 2024. p. 1.

    Paper in proceedings outside WoS and Scopus

    Detail

    CEJPEK, O.; MALÝ, M.; PRINZ, F.; HÁJEK, O.; JEDELSKÝ, J.; JÍCHA, M. Adaptation of conical liquid sheet and spray morphologies to cross-flowing gas. INTERNATIONAL JOURNAL OF MULTIPHASE FLOW, 2024, vol. 172, iss. february 2024, p. 1-12. ISSN: 0301-9322.

    WoS Article

    Detail

    HÁJEK, J.; MALÝ, M.; HÁJEK, O.; CEJPEK, O.; RAPTA, P.; JÍCHA, M. Liquid dispersion in inner cavity of rotating packed bed. In EFM22 – Experimental Fluid Mechanics 2022. EPJ Web of Conferences. EDP Sciences, 2024. p. 1-5. ISSN: 2101-6275.

    Paper in proceedings (conference paper)

    Detail | Full text in the Digital Library

    ELCNER, J.; HÁJEK, O.; JÍCHA, M. Numerical simulation of liquid breakup on the pin packing of rotating packed bed. Shanghai: ICLASS, 2024. p. 1.

    Paper in proceedings outside WoS and Scopus

    Detail

    CEJPEK, O.; MALÝ, M.; HÁJEK, J.; HÁJEK, O.; BĚLKA, M.; JEDELSKÝ, J. Comparison of droplet dynamics in low-speed gaseous counter flow: Pressure-swirl and twin-fluid spra. Shanghai: ICLASS 2024, 2024. 10 p.

    Paper in proceedings outside WoS and Scopus

    Detail

    HÁJEK, O.; MALÝ, M.; CEJPEK, O.; BLATKIEWICZ, M.; MAJDZIK, M.; JÍCHA, M. Laser Doppler Velocimetry Analysis of Gas Flow Impact on Droplet Movement in a Rotating Packed Bed. . Shanghai: ICLASS, 2024. iss. , p. 1.

    Paper in proceedings outside WoS and Scopus

    Detail

  • 2023

    BLATKIEWICZ, M.; WOJTASIK-MALINOWSKA, J.; ZAWADSKI, D.; PIĄTKOWSKI, M.; MALÝ, M.; HÁJEK, O.; CEJPEK, O.; JASKULSKI, M. Modeling and simulation of an enzymatic reactive absorption process in the internal zone of a rotating packed bed apparatus. Chemical Engineering and Processing-Process Intensification, 2023, vol. 189, iss. 1, p. 1-14. ISSN: 0255-2701.

    WoS Article

    Detail | Full text in the Digital Library

    ZAWADSKI, D.; MAJDZIK, M.; HÁJEK, O.; MALÝ, M.; BLATKIEWICZ, M. Improvement of baffle type Rotating Packed Bed’s packing by visual study. Chemical and Process Engineering-New Frontiers, 2023, vol. 44, iss. 3, p. 1-6. ISSN: 2300-1925.

    WoS Article

    Detail | Full text in the Digital Library

    HÁJEK, O.; BOUCHAL, P.; MALÝ, M.; ZAWADSKI, D.; BLATKIEWICZ, M.; JÍCHA, M. Comparative analysis of droplet characteristics generated in the outer cavity of RPB for two packings. Jeju: Ilass Asia 2023, 2023. p. 207.

    Paper in proceedings outside WoS and Scopus

    Detail

    HÁJEK, O.; MALÝ, M.; JEDELSKÝ, J.; VANKESWARAM, S.; CEJPEK, O.; PRINZ, F.; JÍCHA, M. Liquid jet dispersion after impact on a highly curved surface. EXPERIMENTAL THERMAL AND FLUID SCIENCE, 2023, vol. 149, iss. 1, p. 1-12. ISSN: 1879-2286.

    WoS Article

    Detail

  • 2022

    HÁJEK, O.; CEJPEK, O.; MALÝ, M.; PRINZ, F.; JÍCHA, M. A dispersion of a droplet flow on crossing wires in an air counterflow. In EFM21 – 15th International Conference “Experimental Fluid Mechanics 2021”. EPJ Web of Conferences. EPJ Web of Conferences, 2022. p. 1-5. ISSN: 2100-014X.

    Paper in proceedings (conference paper)

    Detail

    CEJPEK, O.; MALÝ, M.; HÁJEK, O.; PRINZ, F.; AVULAPATI, M.; JEDELSKÝ, J. Pressure Swirl Spray Characteristics Under Cross-flow. 2022. p. 1.

    Paper in proceedings outside WoS and Scopus

    Detail

    HÁJEK, O.; BOUCHAL, P.; CEJPEK, O.; MALÝ, M.; HÁJEK, J.; PRINZ, F.; ZAWADSKI, D.; BLATKIEWICZ, M.; JÍCHA, M. Characteristics of droplets formed on the outer surface of the rotating packed bed. In EPJ Web of Conferences. EPJ Web of Conferences. EDP Sciences, 2022. p. 1-5. ISSN: 2101-6275.

    Paper in proceedings (conference paper)

    Detail

    CEJPEK, O.; MALÝ, M.; BĚLKA, M.; SLÁMA, J.; HÁJEK, O.; PRINZ, F.; JEDELSKÝ, J. Spray in cross–flow: comparison of experimental and numerical approach. In EPJ Web of Conferences. Liberec: EDP Sciences, 2022. p. 1-7. ISSN: 2100-014X.

    Paper in proceedings (conference paper)

    Detail

    CEJPEK, O.; MALÝ, M.; HÁJEK, J.; HÁJEK, O.; PRINZ, F.; JEDELSKÝ, J. Evaluation of Orifice Shape Design on Flat Fan Atomization. In EFM22 – Experimental Fluid Mechanics 2022. EPJ Web of Conferences. EDP Sciences, 2022. p. 1-5. ISSN: 2101-6275.

    Paper in proceedings (conference paper)

    Detail

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