Ing.

Jiří Valenta

Ph.D.

FEEC, UVEE – Assistant professor

+420 54114 6862, +420 54114 6733
valentaj@vut.cz

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Ing. Jiří Valenta, Ph.D.

Publications

  • 2022

    BRABEC, M.; TIPPNER, J.; VALENTA, J.; ŠEBEK, F.; DVOŘÁČEK, O. Quantitative and qualitative analysis of strain near the cutting edge during high-speed machining of hardwood. In 10th Hardwood Conference. 2022. p. 251-256. ISBN: 978-963-334-446-0.
    Detail

    KASER, J.; VALENTA, J. MATHEMATICAL MODEL OF RCCB SENSITIVE TO PULSATING DIRECT CURRENTS. In Proceedings I of the 28th Conference STUDENT EEICT 2022 General papers. 1. Brno: Brno University of Technology, Faculty of Electrical Engineering and Communication, 2022. p. 321-325. ISBN: 978-80-214-6029-4.
    Detail | WWW

  • 2021

    LANTSEV, D.; FROLOV, V.; ZVEREV, S.; UHRLANDT, D.; VALENTA, J. Thermal protection implementation of the contact overheadline based on bay controllers of electric transport traction substations in the mining industry. Journal of Mining Institute, 2021, vol. 251, no. 5, p. 738-744. ISSN: 2411-3336.
    Detail | WWW | Full text in the Digital Library

    PÍŠKA, J.; VALENTA, J. Back-commutation and Sticking Reduction Methods in DC Contactor. Proceedings I of the 27th Conference STUDENT EEICT 2021. 1. Brno: Brno University of Technology, Faculty of Electrical Engineering, 2021. p. 519-523. ISBN: ISBN 978-80-214-5942.
    Detail | WWW

  • 2020

    VALENTA, J.; ŠIMEK, D.; DOSTÁL, L.; KLOC, P.; KOUDELKA, F.; GRYCZ, M. Simulation of Earthing Switch Behavior and Its Test Verification. In Proccedings of the 2020 21th International Scientific Conference on Electric Power Engineering (EPE). 1. Praha: IEEE, 2020. p. 1-6. ISBN: 978-1-7281-9479-0.
    Detail | WWW

  • 2019

    ŠIMEK, D.; DOSTÁL, L.; VALENTA, J. Detection of Local Softening, Welding and Formation of Metallic Bridges between the Copper Contact Pair Using Temperature Measurement. In Proceedings of the 2019 20th International Scientific Conference on Electric Power Engineering (EPE). first. Ostrava: VSB – Technical University of Ostrava, 2019. p. 141-144. ISBN: 978-1-7281-1333-3.
    Detail | WWW

    J. Cech, L. Prokes, M. Zemanek, L. Dostal, D. Simek, J. Valenta, R. Zebrak, L. Zapotocky, P. Stahel. Rotating gliding arc: innovative source for VOC remediation. Plasma Physics and Technology, 2019, vol. 6, no. 2, p. 156-160. ISSN: 2336-2626.
    Detail | WWW

    MURASHOV, I.; FROLOV, V.; KVASHNIN, A.; VALENTA, J.; ŠIMEK, D.; DOSTÁL, L.; KLOC, P. Investigation and Numerical Simulation of a High-current AC Circuit Breaker. Plasma Physics and Technology, 2019, vol. 6, no. 3, p. 235-238. ISSN: 2336-2626.
    Detail | WWW

  • 2018

    DOSTÁL, L.; VALENTA, J.; ŠIMEK, D. Low-Voltage Circuit-Breaker Behavior under Overload Conditions. Plasma Physics and Technology, 2018, vol. 5, no. 1, p. 1-4. ISSN: 2336-2626.
    Detail | WWW

  • 2017

    VALENTA, J.; SAMOHEJL, M.; FENDRYCH, M.; KLOC, P.; DOSTÁL, L. Diagnostics of Various Phenomena in LV Devices Under Real Switching Conditions. Plasma Physics and Technology, 2017, vol. 4, no. 3, p. 257-260. ISSN: 2336-2626.
    Detail | WWW

  • 2015

    DOSTÁL, L.; DOHNAL, P.; VALENTA, J. Change of the thermal profile in the modern MCCB by the different electrical contact resistance. Plasma Physics and Technology, 2015, vol. 2, no. 3, p. 312-315. ISSN: 2336-2626.
    Detail | WWW

    VALENTA, J.; DOHNAL, P.; DOSTÁL, L. Diagnostics of Extinguishing Process in Low Voltage Devices by, Pressure Field Measurement. In Plasma Physics and Technology. Plasma Physics and Technology. Prague: Czech Technical University in Prague, 2015. p. 56-59. ISSN: 2336- 2626.
    Detail

  • 2012

    VALENTA, J. Souhrnná výzkumná zpráva k HS: Měření a analýza pohybu kontaktu ve výkonovém jističi. 2012.
    Detail

  • 2011

    DOSTÁL, L.; VALENTA, J.; MAKKI, Z. DEPENDENCY OF THE TEMPERATURE RISE ON A SCREW CONNECTION OF A CIRCUIT BREAKER. In XIXth Symposium on Physics of Switching Arc. 1. Brno: Department of Power Electrical and Electronic Engineering, Faculty of Electrical Engineering and Communication, Brno University of Technology and OEZ Letohrad, 2011. p. 161-164. ISBN: 978-80-214-4293- 1.
    Detail

  • 2007

    VALENTA, J.; VÁVRA, Z.; VANĚK, J. Electromagnetism and Thermodynamics in LV Circuit Breakers. In Proceedings of the XVIIth Symposium on Physics of Switching Arc Volume I: Contributed Papers. ÚVEE FEKT VUT Brno: ÚVEE FEKT VUT, 2007. p. 221-224. ISBN: 978-80-214-3359- 5.
    Detail

    VALENTA, J.; VÁVRA, Z. Pressure Conditions in LV Circuit Breakers. In Proceedings of the XVIIth Symposium on Physics of Switching Arc Volume I: Contributed Papers. ÚVEE FEKT VUT Brno: ÚVEE FEKT VUT, 2007. p. 213-216. ISBN: 978-80-214-3359- 5.
    Detail | WWW

    VALENTA, J.; VÁVRA, Z. External Electrical Circuit and Arc Behavior Modeling. In Proceedings of the XVIIth Symposium on Physics of Switching Arc Volume I: Contributed Papers. ÚVEE FEKT VUT Brno: ÚVEE FEKT VUT, 2007. p. 217-220. ISBN: 978-80-214-3359- 5.
    Detail

  • 2005

    Jan KOMENDA, Marin RYDLO, Ludvík JUŘÍČEK, Petr DOHNAL, Miroslav NOVÁK. Vidět střelu za letu aneb rychlokamera poprvé. 2005, vol. 2005, no. 5, p. 35 ( p.)
    Detail

    VALENTA, J.; VÁVRA, Z.; DOHNAL, P. Study of Magnetic Field and Switching Arc Interaction. In Tenth International Conference on Switching Arc Phenomena. Lodz, Polsko: Politechnika Lódzka Instytut Aparatów Elektrycznych, 2005. p. 21 ( p.)ISBN: 83-7283-165- 3.
    Detail

    VALENTA, J., VÁVRA, Z., VANĚK, J., DOHNAL, P. Movement of the Contact in LV Circuit Breaker. In Tenth International Conference on Switching Arc Phenomena. Lodz, Polsko: Politechnika Lódzka Instytut Aparatów Elektrycznych, 2005. p. 17 ( p.)ISBN: 83-7283-165- 3.
    Detail

    VALENTA, J., VÁVRA, Z., DOHNAL, P., VANĚK, J. Current Constriction Between Contacts in Electrodynamic Forces Modeling. In XVIth Symposium on Physics of Switching Arc. Brno: Department of Power Electrical and Electronic Engineering FEEC VUT Brno, 2005. p. 211 ( p.)ISBN: 80-214-2931- 3.
    Detail

    DOHNAL, P., URBAN, F., VALENTA, J. Rychlostní kamera zachytí každý okamžik. Technický týdeník, 2005, vol. 53, no. 3, p. 5 ( p.)ISSN: 0040- 1064.
    Detail

    VALENTA, J., DOHNAL, P., VÁVRA, Z. Plasma Diagnostic in Low Voltage Circuit Breaker. In XVIth Symposium on Physics of Switching Arc. Brno: Department of Power Elekctrical and Electronic Engineering FEKT VUT Brno, 2005. p. 215 ( p.)ISBN: 80-214-2931- 3.
    Detail

    DOHNAL, P., VALENTA, J., URBAN, F. DIAGNOSTICS OF LV ARC BLASTING. In XVIth symposium on physics of switching arc : Volume1 Contributed Papers. Brno, Česká republika: VUT v Brně, 2005. p. 245 ( p.)ISBN: 80-214-2307- 2.
    Detail

    VALENTA, J., VÁVRA, Z. Optimization of an Electric Apparatus Using Genetic Algorithms. In Proceedings of the 11th Conference and Competition Student EEICT 2005 Volume 2. Brno: Ing. Zdeněk Novotný, CSc., 2005. p. 166 ( p.)ISBN: 80-214-2889- 9.
    Detail

    VALENTA, J. Bench for Short- circuit Tests of Low Voltage Apparatuses. In 9th International Student Conference on Electrical Engineering Poster 2005. Praha: FEL ČVUT Praha, 2005. p. 1 ( p.)
    Detail

    Urban, F., Valenta, J., Tulis, Z., Vaněk, J. Thermal field in MCB. In Sborník. Brno: FEKT VUT, 2005. p. 1 ( p.)ISBN: 80-214-2931- 3.
    Detail

    DOHNAL, P., URBAN, F., VALENTA J. Vidět střelu za letu aneb rychlokamera poprvé. 2005, vol. 2005, no. 4, p. 35 ( p.)
    Detail | WWW

  • 2004

    VÁVRA, Z., AUBRECHT, V., DOHNAL, P., VALENTA, J., URBAN, F. Measurement and Diagnostic system in the Laboratory of Switching Arc. In Proceedings of the 5th Int.Conf. ELEKTRO 2004. Žilina, SK: FEE University of Žilina, 2004. p. 267-270. ISBN: 80-8070-252- 7.
    Detail

    DOHNAL, P., VÁVRA, Z., AUBRECHT, V., VALENTA, J., URBAN, F. VÝKONOVÉ ZKOUŠKY SPÍNACÍHO PŘÍSTROJE. In Elektrické pohony a výkonová elektronika. Brno: UVEE FEKT VUT Brno, 2004. p. 51 ( p.)ISBN: 214-2766- 3.
    Detail

    AUBRECHT, V., BARTLOVÁ, M., URBAN, F., VALENTA, J. Partial characteristics of radiation for thermal plasmas in H2O and argon. In XVth International Conference on Gas Discharges and their Applications. Toulouse: Paul Sabatier University, 2004. p. 141-144. ISBN: 978-1-899072-30- 9.
    Detail

    DOHNAL, P., URBAN, F., VALENTA, J. AUTOMATIZACE VÝPOČTU ZKRATOVÉHO PROUDU NA MĚNÍRNÁCH MHD. In Symep Praha 2004. Praha: CTU Publishing House, 2004. p. 245 ( p.)ISBN: 80-01-03018- 0.
    Detail

    DOHNAL, P., URBAN, F., VALENTA, J. AUTOMATED DC SUBSTATION SHORT-CURRENT EVALUATION. Advances in Electrical and Electronic Engineering, 2004, vol. 2004, no. 2, p. 278 ( p.)ISSN: 1336- 1376.
    Detail

    VALENTA, J., VÁVRA, Z. Extinguishing Process in Low Voltage Circuit Breakers. In Student EEICT 2004. Bratislava: Vydavateľstvo STU, 2004. p. 469 ( p.)ISBN: 80-227-2057- 7.
    Detail

    VALENTA, J. Electric Arc Extinguishing in Low Voltage Circuit Breakers. In Poster 2004. Praha: FEL ČVUT, 2004. p. 1 ( p.)
    Detail

    VALENTA, J., VÁVRA, Z. Extinguishing Process in Low Voltage Circuit Breakers. In Proceedings of the 10th conference Student EEICT 2004. Brno: Ing Zdeněk Novotný, CSc., 2004. p. 535 ( p.)ISBN: 80-214-2636- 5.
    Detail

  • 2003

    VALENTA, J. Modelling of Electrodynamic Forces in Modeion Circuit Breaker. In Proceedings of the international conference and competition Student EEICT 2003. Brno: Ing. Zdeněk Novotný, CSc., 2003. p. 155 ( p.)ISBN: 80-214-2401- X.
    Detail

    VALENTA, J. Modelling of Electrodynamic Forces in Modeion Circuit Breaker. In Proceedings of 9th conference and competition Student EEICT 2003. Brno: Ing. Zdeněk Novotný, CSc., 2003. p. 95 ( p.)ISBN: 80-214-2377- 3.
    Detail

    VALENTA, J. Elektrodynamické síly v jističích. In EPVE 2003 Elektrické pohony a výkonová elektronika. Brno: 2003. p. 225 ( p.)ISBN: 80-214-2497- 4.
    Detail

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