Search results
- 1.0573529 - ÚT 2024 RIV NL eng J - Journal Article
Dvořák, Radim - Kolman, Radek - Fíla, T. - Falta, J. - Park, K.C.
Explicit asynchronous time scheme with local push-forward stepping for discontinuous elastic wave propagation: One-dimensional heterogeneous cases and Hopkinson bar experiment.
Wave Motion. Roč. 121, August (2023), č. článku 103169. ISSN 0165-2125. E-ISSN 1878-433X
R&D Projects: GA ČR(CZ) GF22-00863K
Grant - others:AV ČR(CZ) EstAV-21-02
Program: Bilaterální spolupráce
Institutional support: RVO:61388998
Keywords : elastic wave propagation * finite element method * localized Lagrange multipliers method * local pushforward-pullback method * asynchronous integration * Split Hopkinson pressure bar
OECD category: Applied mechanics
Impact factor: 2.4, year: 2022
Method of publishing: Limited access
https://www.sciencedirect.com/science/article/pii/S0165212523000550?via%3Dihub
Permanent Link: https://hdl.handle.net/11104/0344123 - 2.0543483 - ÚT 2022 RIV GB eng J - Journal Article
González, J. A. - Kopačka, Ján - Kolman, Radek - Park, K.C.
Partitioned formulation of contact-impact problems with stabilized contact constraints and reciprocal mass matrices.
International Journal for Numerical Methods in Engineering. Roč. 122, č. 17 (2021), s. 4609-4636. ISSN 0029-5981. E-ISSN 1097-0207
R&D Projects: GA ČR(CZ) GA19-14237S; GA MŠMT(CZ) EF15_003/0000493
Institutional support: RVO:61388998
Keywords : bipenalty contact * explicit time integration * inverse mass matrix * localized Lagrange multipliers * partitioned analysis
OECD category: Applied mechanics
Impact factor: 3.021, year: 2021
Method of publishing: Limited access
https://onlinelibrary.wiley.com/doi/10.1002/nme.6739
Permanent Link: http://hdl.handle.net/11104/0323258 - 3.0542069 - ÚT 2022 RIV NL eng J - Journal Article
Kolman, Radek - Kopačka, Ján - González, J. A. - Cho, S.S. - Park, K.C.
Bi-penalty stabilized technique with predictor-corrector time scheme for contact-impact problems of elastic bars.
Mathematics and Computers in Simulation. Roč. 189, November (2021), s. 305-324. ISSN 0378-4754. E-ISSN 1872-7166
R&D Projects: GA ČR(CZ) GC19-02288J; GA MŠMT(CZ) EF15_003/0000493
Institutional support: RVO:61388998
Keywords : finite element method * explicit integration * contact-impact problems * bi-penalty method * stability analysis
OECD category: Applied mechanics
Impact factor: 3.601, year: 2021
Method of publishing: Limited access
https://www.sciencedirect.com/science/article/pii/S0378475421000987?via%3Dihub
Permanent Link: http://hdl.handle.net/11104/0323395 - 4.0506235 - ÚT 2020 RIV GB eng J - Journal Article
Cho, S.S. (ed.) - Kolman, Radek (ed.) - González, J. A. (ed.) - Park, K.C. (ed.)
Explicit multistep time integration for discontinuous elastic stress wave propagation in heterogeneous solids.
International Journal for Numerical Methods in Engineering. Roč. 118, č. 5 (2019), s. 276-302. ISSN 0029-5981. E-ISSN 1097-0207
R&D Projects: GA MŠMT(CZ) EF15_003/0000493; GA ČR(CZ) GA17-22615S
Institutional support: RVO:61388998
Keywords : component-wise partitioned equations of motion * explicitmultistep time integration * heterogeneous solids * localized Lagrange multipliers
OECD category: Applied mechanics
Impact factor: 2.866, year: 2019
Method of publishing: Limited access
https://onlinelibrary.wiley.com/doi/abs/10.1002/nme.6027
Permanent Link: http://hdl.handle.net/11104/0299312 - 5.0502781 - ÚT 2020 RIV GB eng J - Journal Article
Gonzáles, J.A. - Kopačka, Ján - Kolman, Radek - Cho, S.S. - Park, K.C.
Inverse mass matrix for isogeometric explicit transient analysis via the method of localized Lagrange multipliers.
International Journal for Numerical Methods in Engineering. Roč. 117, č. 9 (2019), s. 939-966. ISSN 0029-5981. E-ISSN 1097-0207
R&D Projects: GA MŠMT(CZ) EF15_003/0000493; GA ČR(CZ) GA17-22615S; GA ČR GA17-12925S; GA ČR(CZ) GA16-03823S
Institutional support: RVO:61388998
Keywords : Bezier extraction * explicit transient analysis * free vibration * inverse mass matrix * isogeometric analysis * localized Lagrange multipliers
OECD category: Applied mechanics
Impact factor: 2.866, year: 2019
Method of publishing: Limited access
https://onlinelibrary.wiley.com/doi/abs/10.1002/nme.5986
Permanent Link: http://hdl.handle.net/11104/0298220 - 6.0486539 - ÚT 2019 RIV GB eng J - Journal Article
González, J.A. - Kolman, Radek - Cho, S.S. - Felippa, C.A. - Park, K.C.
Inverse mass matrix via the method of localized lagrange multipliers.
International Journal for Numerical Methods in Engineering. Roč. 113, č. 2 (2018), s. 277-295. ISSN 0029-5981. E-ISSN 1097-0207
R&D Projects: GA MŠMT(CZ) EF15_003/0000493; GA ČR GA17-22615S
Institutional support: RVO:61388998
Keywords : explicit time integration * inverse mass matrix * localized Lagrange multipliers * partitioned analysis
OECD category: Applied mechanics
Impact factor: 2.746, year: 2018
https://onlinelibrary.wiley.com/doi/10.1002/nme.5613
Permanent Link: http://hdl.handle.net/11104/0283565 - 7.0461611 - ÚT 2017 RIV GB eng J - Journal Article
Kolman, Radek - Cho, S.S. - Park, K.C.
Efficient implementation of an explicit partitioned shear and longitudinal wave propagation algorithm.
International Journal for Numerical Methods in Engineering. Roč. 107, č. 7 (2016), s. 543-579. ISSN 0029-5981. E-ISSN 1097-0207
R&D Projects: GA ČR(CZ) GAP101/11/0288; GA ČR(CZ) GAP101/12/2315
Institutional support: RVO:61388998
Keywords : stress wave propagation * finite element method * explicit time integrator * dispersion * minimal spurious oscillations * partitioned analysis
Subject RIV: BI - Acoustics
Impact factor: 2.162, year: 2016
http://onlinelibrary.wiley.com/journal/10.1002/(ISSN)1097-0207
Permanent Link: http://hdl.handle.net/11104/0261547 - 8.0438717 - ÚT 2015 RIV DE eng J - Journal Article
Kolman, Radek - Cho, S. - Park, K.C.
On the diminishing of spurious oscillations in explicit finite element analysis of linear and non-linear wave propagation and contact problems.
E-Journal of Nondestructive Testing & Ultrasonics. Roč. 19, č. 12 (2014). ISSN 1435-4934.
[European Conference on Non-Destructive Testing (ECNDT 2014) /11./. Praha, 06.10.2014-10.10.2014]
R&D Projects: GA ČR(CZ) GAP101/11/0288; GA ČR(CZ) GAP101/12/2315
Institutional support: RVO:61388998
Keywords : elastic and non-linear wave propagation * contact problem * finite element method * explicit time integration * dispersion * spurious oscillations
Subject RIV: JR - Other Machinery
http://www.ndt.net/events/ECNDT2014/app/content/Paper/17_Kolman_Rev1.pdf
Permanent Link: http://hdl.handle.net/11104/0242490