Search results
- 1.0437481 - ÚT 2015 RIV CZ cze C - Conference Paper (international conference)
Pešek, Luděk - Půst, Ladislav - Bula, Vítězslav - Košina, Jan - Cibulka, Jan
Experimentální ověření vlivu hmotnosti třecího členu na tlumení dvojice lopatek podle návrhu numerické optimalizace.
[Experimental verification of friction element mass effect on blade couple damping predicted by numerical optimization.]
Dynamika strojů 2014. National Colloquium with international participation. Proceedings. Prague: Institute of thermomechanics AS CR, 2014 - (Pešek, L.), s. 105-114. ISBN 978-80-87012-50-5.
[Colloquium Dynamics of machines 2014. Prague (CZ), 04.02.2014-05.02.2014]
R&D Projects: GA ČR GA101/09/1166
Institutional support: RVO:61388998
Keywords : turbine blades * damping * friction elements
Subject RIV: BI - Acoustics
Permanent Link: http://hdl.handle.net/11104/0241602 - 2.0425473 - ÚT 2015 RIV CZ eng C - Conference Paper (international conference)
Půst, Ladislav - Pešek, Luděk - Košina, Jan - Radolfová, Alena
Properties of damping couple at very high frequencies.
Colloquim Dynamics of Machines 2014. Praha: Ústav termomechaniky AV ČR, v. v. i., 2014 - (Pešek, L.), s. 133-141. ISBN 978-80-87012-50-5.
[Colloquium Dynamics of Machines 2014. Praha (CZ), 04.02.2014-05.02.2014]
R&D Projects: GA ČR GA101/09/1166
Institutional support: RVO:61388998
Keywords : dry friction * damping * high frequencies
Subject RIV: BI - Acoustics
Permanent Link: http://hdl.handle.net/11104/0233227 - 3.0422800 - ÚT 2014 US eng C - Conference Paper (international conference)
Pešek, Luděk - Půst, Ladislav - Bula, Vítězslav - Vaněk, František - Cibulka, Jan
Investigation of dry friction effect of shroud damping wire on model test bladed wheel.
ASME 2013 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference. Portland: ASME, 2013, s. 1-7.
[ASME 2013 International Design Engineering Technical Conferences&computers and Information in Engineering Conference. Portland (US), 04.08.2013-07.08.2013]
R&D Projects: GA ČR GA101/09/1166
Institutional support: RVO:61388998
Keywords : dry friction * damping wire * bladed wheel
Subject RIV: BI - Acoustics
Permanent Link: http://hdl.handle.net/11104/0228975 - 4.0421403 - ÚT 2014 US eng C - Conference Paper (international conference)
Hajžman, M. - Brůha, J. - Zeman, V. - Rychecký, D. - Pešek, Luděk
Basic optimization methodology for the design of friction damping in blade shrouds.
ASME 2013 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference. Portland: ASME, 2013.
[ASME 2013 International Design Engineering Technical Conferences&computers and Information in Engineering Conference. Portland (US), 04.08.2013-07.08.2013]
R&D Projects: GA ČR GA101/09/1166
Institutional support: RVO:61388998
Keywords : dry friction * damping * turbine blades * vibration
Subject RIV: BI - Acoustics
Permanent Link: http://hdl.handle.net/11104/0229521 - 5.0399636 - ÚT 2014 RIV CZ cze C - Conference Paper (international conference)
Pešek, Luděk - Bula, Vítězslav - Vaněk, František - Cibulka, Jan
Příspěvek k aktivnímu pulznímu buzení modelového lopatkového kola synchronními elektromagnety.
[Contribution to active pulse excitation of bladed model disc by synchronous electromagnets.]
Interaction and Feedbacks 2013. Prague: Institute of Thermomechanics ASCR, v. v. i., 2013 - (Zolotarev, I.), s. 25-36. ISBN 978-80-87012-49-9.
[Interaction and Feedbacks 2013 /20./. Prague (CZ), 26.11.2013-27.11.2013]
R&D Projects: GA ČR GA101/09/1166
Institutional support: RVO:61388998
Keywords : blade wheel * dynamic tests under rotation * synchronic pulses of a electromagnets
Subject RIV: BI - Acoustics
Permanent Link: http://hdl.handle.net/11104/0228682 - 6.0399632 - ÚT 2014 RIV CZ eng C - Conference Paper (international conference)
Půst, Ladislav - Pešek, Luděk - Radolfová, Alena
Records-distortion at discontinuous forces measurements.
Interaction and Feedbacks 2013. Prague: Institute of Thermomechanics ASCR, v. v. i., 2013 - (Zolotarev, I.), s. 43-50. ISBN 978-80-87012-49-9.
[Interaction and Feedbacks 2013 /20./. Prague (CZ), 26.11.2013-27.11.2013]
R&D Projects: GA ČR GA101/09/1166
Institutional support: RVO:61388998
Keywords : tribology apparatus * sudden jumps in force * modified Coulomb dry friction model
Subject RIV: BI - Acoustics
Permanent Link: http://hdl.handle.net/11104/0228683 - 7.0396945 - ÚT 2014 PL eng C - Conference Paper (international conference)
Pešek, Luděk - Půst, Ladislav
Blade couple connected by damping element with dry friction contacts.
Wplyw wibracji na otoczenie. Krakow: Politechnika Krakowska, 2013. ISBN N. ISSN N.
[Wplyw wibracji na otoczenie /13./. Krakow (PL), 25.09.2013-28.09.2013]
R&D Projects: GA ČR GA101/09/1166
Institutional support: RVO:61388998
Keywords : dry friction * three masses system * damping of vibrations * irregular vibrations
Subject RIV: BI - Acoustics
Permanent Link: http://hdl.handle.net/11104/0224885 - 8.0395631 - ÚT 2014 RIV PT eng C - Conference Paper (international conference)
Pešek, Luděk - Půst, Ladislav - Bula, Vítězslav - Cibulka, Jan
Imposed rubber elements for bladed wheel vibration suppression.
Proceedings of the 11th International Conference on Vibration Problems. Lisbon: APMTAC, 2013 - (Dimitrovová, Z.; Goncalves, R.), s. 1-10. ISBN 978-989-96264-4-7.
[International Conference on Vibration Problems 2013 /11./. Lisbon (PT), 09.09.2013-12.09.2013]
R&D Projects: GA ČR GA101/09/1166
Institutional support: RVO:61388998
Keywords : blade * vibration * damping * rubber * thermo-mechanical characteristics
Subject RIV: BI - Acoustics
Permanent Link: http://hdl.handle.net/11104/0224070 - 9.0392152 - ÚT 2014 RIV CZ eng C - Conference Paper (international conference)
Půst, Ladislav - Pešek, Luděk
Model of turbine blades bundles.
Engineering Mechanics 2013. Prague: Institute of Thermomechanics, Academy of Sciences of the Czech Republic, v. v. i., 2013 - (Zolotarev, I.), s. 467-477. ISBN 978-80-87012-47-5. ISSN 1805-8256.
[Engineering Mechanics 2013 /19./. Svratka (CZ), 13.05.2013-16.05.2013]
R&D Projects: GA ČR GA101/09/1166
Institutional support: RVO:61388998
Keywords : free and forced vibrations * eigenmodes * mathematical model * bundle of blades
Subject RIV: BI - Acoustics
Permanent Link: http://hdl.handle.net/11104/0225363 - 10.0389476 - ÚT 2014 RIV CZ eng C - Conference Paper (international conference)
Pešek, Luděk - Půst, Ladislav - Bula, Vítězslav - Vaněk, František - Cibulka, Jan
Dynamics of the test bladed disk with imposed damping wire.
Dynamics of Machines 2013. Praha: Ústav termomechaniky AV ČR, v. v. i., 2013 - (Pešek, L.), s. 69-77. ISBN 978-80-87012-44-4.
[Colloquium Dynamics of Machines 2013. Praha (CZ), 05.02.2013-06.02.2013]
R&D Projects: GA ČR GA101/09/1166
Institutional support: RVO:61388998
Keywords : vibration * blade wheel * friction * rotation
Subject RIV: BI - Acoustics
Permanent Link: http://hdl.handle.net/11104/0228780