Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Petr Milčák"'
Publikováno v:
Acta Polytechnica CTU Proceedings, Vol 20, Iss 0, Pp 51-55 (2018)
The contribution deals with analysis of unsteady pressure measurement in one and half axial turbine stages. The measurement was performed in VZLU air test turbine. Two stages geometries with different degree of reaction were tested in this work. Comp
Externí odkaz:
https://doaj.org/article/9b822965d30a46caa65af14ad8c6ca41
Autor:
Daniel Duda, Tomáš Jelínek, Petr Milčák, Martin Němec, Václav Uruba, Vitalii Yanovych, Pavel Žitek
Publikováno v:
International Journal of Turbomachinery, Propulsion and Power, Vol 6, Iss 3, p 22 (2021)
A feasibility study of velocity field measurements using the Particle Image Velocimetry (PIV) method in an axial air turbine model is presented. The wakes past the blades of the rotor wheel were observed using the PIV technique. Data acquisition was
Externí odkaz:
https://doaj.org/article/75604152b0814cc88d94c7417cb6ce4a
Autor:
Daniel Duda, Vít Horáček, Marek Klimko, Petr Milčák, Václav Uruba, Vitalii Yanovych, Pavel Žitek
The feasibility study of Particle Image Velocimetry (PIV) measurements inside a test turbine at the University of West Bohemia. The current VT-400 turbine is not prepared for optical measurement with seeding particles, thus several technical issues h
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4754792ef690675f0a5d42abf113146a
http://hdl.handle.net/11025/51719
http://hdl.handle.net/11025/51719
Autor:
Václav Uruba, Tomáš Jelínek, Martin Němec, Pavel Žitek, Petr Milčák, Daniel Duda, Vitalii Yanovych
Publikováno v:
International Journal of Turbomachinery, Propulsion and Power, Vol 6, Iss 22, p 22 (2021)
International Journal of Turbomachinery, Propulsion and Power
Volume 6
Issue 3
International Journal of Turbomachinery, Propulsion and Power
Volume 6
Issue 3
A feasibility study of velocity field measurements using the Particle Image Velocimetry (PIV) method in an axial air turbine model is presented. The wakes past the blades of the rotor wheel were observed using the PIV technique. Data acquisition was
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ae0c2ba30650a3c37f7faf0618808a0d
https://www.mdpi.com/2504-186X/6/3/22
https://www.mdpi.com/2504-186X/6/3/22
Publikováno v:
Acta Polytechnica CTU Proceedings, Vol 20, Iss 0, Pp 51-55 (2018)
The contribution deals with analysis of unsteady pressure measurement in one and half axial turbine stages. The measurement was performed in VZLU air test turbine. Two stages geometries with different degree of reaction were tested in this work. Comp
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9d435b0f29a1115b731c1f038bb205ce
https://ojs.cvut.cz/ojs/index.php/APP/article/view/5365
https://ojs.cvut.cz/ojs/index.php/APP/article/view/5365
Publikováno v:
Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine.
This paper focuses on the influence of shaft labyrinth seal flow on full stage performance. Experimental data are studied, expected design conditions and experimental results are compared and discussed and a losses breakdown for the design procedure
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f1303cf1ea3a84a5a6e471e1b4acced9
https://doi.org/10.1115/gt2020-14741
https://doi.org/10.1115/gt2020-14741
Publikováno v:
MATEC Web of Conferences. 367:00013
The article deals with the issue of experimental research of the so-called design overloaded stage. A new experimental device enabling measurements on two-stage axial turbine is advantageously used in this research task. The experimental setup is des
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::22dfe82d68a13b7f952d35a1270aceac
https://doi.org/10.1051/matecconf/202236700013
https://doi.org/10.1051/matecconf/202236700013
Publikováno v:
Volume 2B: Turbomachinery.
they are derived from real steam turbine stages designed in DSPW. The computations simulate multistage configuration and real steam is considered as the working fluid. CFD computations were performed in the commercial software ANSYS CFX. Each configu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::64d4ca23abb9e416a6a6757645c39567
https://doi.org/10.1115/gt2019-90726
https://doi.org/10.1115/gt2019-90726
Publikováno v:
18TH CONFERENCE OF POWER SYSTEM ENGINEERING, THERMODYNAMICS AND FLUID MECHANICS.
This contribution deals with an experimental study of an influence of a purge flow caused by a shaft labyrinth seal in combination with various reaction of a steam turbine stage. Effects of degree of reaction on shrouded rotor sealing flow are also d
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::591d07435529edcd2f2310d3cbc43593
https://doi.org/10.1063/1.5138627
https://doi.org/10.1063/1.5138627
Publikováno v:
AIP Conference Proceedings.
An investigation of one and half axial turbine stage configuration was carried out in a closed-loop wind tunnel. The investigation was addressed to that impact how the previous stage outlet flow field influences a flow structures in the next stator i
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7559eb8eb16ece254ffa5de3bed9bfb3
https://doi.org/10.1063/1.5004359
https://doi.org/10.1063/1.5004359