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Search Results: 64 in 0.04 sec Ordered by
Title / Author(s) / Keywords PublicationDate
Nonlinear Ultrasonic Porosimetry of 3D Printed Metallic Parts Nelineární Ultrazvuková Porozimetrie Kovových Součástí
Z. Převorovský165, J. Krofta119, J. Kober113, A. Kirschner2
1aInstitute of Thermomechanics, NDT Laboratory bInstitute of Thermomechanics; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
2Fraunhofer IFAM2, Dresden, Germany
additive manufacturing of metals, 3D printing, Non-Destructive Evaluation, nonlinear elastic wave spectroscopy

 
Defektoskopie 2018
2019-05
Monitoring Techniques for Special Alloys From Some Medical Prostheses
A. Savin162, P. Vizureanu2, Z. Převorovský365, R. Steigmann152, M. Chlada332, J. Krofta319, M. Baltatu2, M. Craus413, F. Nový57
1Nondestructive Testing Department; National Institute of R&D for Technical Physics72, Iasi, Romania
2Faculty of Science and Materials Engineering; Gh Asachi Technical University 18, Iasi, Romania
3aInstitute of Thermomechanics, NDT Laboratory bInstitute of Thermomechanics; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
4Frank Laboratory for Neutron Physics; Joint Institute for Nuclear Research13, Dubna, Russia
5Faculty of Electrical Engineering; University of Žilina14, Žilina, Slovak Republic
Ti alloys, acoustic emission Resonant Ultrasound Spectroscopy, biocompatible

 
Defektoskopie 2018
2019-05
2019-01 EWGAE 2018 Source Location
Analysis of AE Source Location Precision For General Sensor Configurations
M. Chlada132, P. Gális24, Z. Převorovský165
1aInstitute of Thermomechanics, NDT Laboratory bInstitute of Thermomechanics; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
2Department of Mathematics, FNSPE; Czech Technical University (CVUT)72, Prague, Czech Republic
Acoustic Emission (AE), Acoustic Emission (AE), source location, geometrical effects

 
EWGAE 2018
Session: Source Location
2019-01
2019-01 EWGAE 2018 Source Location
Time Reversal Localization of Continuous and Burst AE Sources Under Noise
Z. Převorovský65, J. Krofta19, J. Kober13, M. Chlada32, M. Mračko2
aInstitute of Thermomechanics, NDT Laboratory bInstitute of Thermomechanics; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
Acoustic Emission (AE)

 
EWGAE 2018
Session: Source Location
2019-01
2018-08 ECNDT 2018 Academia European Reserch Day
Nonlinear Signal Processing for NDT 4.0
S. Dos Santos125, Z. Převorovský265, C. Mattei32, V. Vengrinovich423, G. Nardoni534, J. Wrights6
1INSA Centre Val de Loire, Blois campus, University of Tours27, Blois, France
2Institute of Thermomechanics, NDT Laboratory; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
3Creo Dynamics AB2, Linköping, Sweden
4Institute of Applied Physics (IAPH); National Academy of Sciences (NAS) of Belarus103, Minsk, Belarus
5I&T Nardoni Institute35, Brescia, Italy
6Theta Technologies, Exeter, United Kingdom
NDT-wide, Ultrasonic Testing (UT), signal processing, image processing, research, TR-NEWS, Ultrasonics, Standards, Novel Techniques, Technology Transfer in NDT, NDT 4.0

 
ECNDT 2018
Session: Academia European Reserch Day
2018-08
2018-08 ECNDT 2018 Nonlinear Ultrasonics
Nonlinear Ultrasonic Spectroscopy of 3D Printed Metallic Samples
Z. Převorovský165, J. Krofta119, J. Kober113, M. Chlada132, A. Kirchner2
1Institute of Thermomechanics; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
2Fraunhofer IFAM2, Dresden, Germany
Defects, Metals, Monitoring, Novel Techniques, Quality control, Ultrasonics

 
ECNDT 2018
Session: Nonlinear Ultrasonics
2018-08
2018-06 NDT-Slovenia 2017 Ultrasonic / Acoustic Emission Testing
Time Reversal Localization of Continuous and Burst Acoustic Emission under Noise Background
Z. Převorovský65, J. Krofta19, J. Kober13, M. Chlada32
aInstitute of Thermomechanics, NDT Laboratory bDepartment Impact and Waves in Solids, Institute of Thermomechanics cInstitute of Thermomechanics; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
Continuous acoustic emission, source location, time reversal, leakage noise

 
NDT-Slovenia 2017
Session: Ultrasonic / Acoustic Emission Testing
2018-06
Mapping of Problematic Regions in AE Source Location
M. Chlada32, Z. Převorovský65
Institute of Thermomechanics, NDT Laboratory; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
Acoustic emission, source location, geometrical dilution of precision

 
NDT in Progress 2017
2018-01
On Finite Element Modelling in Time Reversal Problems
M. Mračko2, J. Kober13, R. Kolman3, Z. Převorovský65, J. Plesek3, J. Masák, A. Kruisová
aInstitute of Thermomechanics bInstitute of Thermomechanics, NDT Laboratory; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
Time reversal, explicit finite element analysis, elastic wave propagation, non-destructive testing, source reconstruction, refocusing

 
NDT in Progress 2017
2018-01
NDT in Additive Manufacturing of Metals
Z. Převorovský65, J. Krofta19, J. Kober13
aInstitute of Thermomechanics, NDT Laboratory bInstitute of Thermomechanics cDepartment Impact and Waves in Solids, Institute of Thermomechanics; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
additive manufacturing, 3D printing of metals, nondestructive testing, nonlinear elastic wave spectroscopy

 
NDT in Progress 2017
2018-01
Ultrasonic Biopolymer Characterisation by Hysteresis Quantification
J. Zatloukalová1, D. Tokar23, K. Kopecká1, Z. Převorovský265
1Faculty of Nuclear Sciences and Physical Engineering; Czech Technical University (CVUT)72, Prague, Czech Republic
2aInstitute of Thermomechanics bInstitute of Thermomechanics, NDT Laboratory; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
Ultrasonic Testing (UT), Hysteresis, ultrasound, biopolymers

 
NDT in Progress 2017
2018-01
2016-11 EWGAE 2016 Contact Problems, Bearing and Gears
Condition Monitoring of Thrust Ball bearings using Continuous AE
M. Chlada132, L. Nohál211, Z. Převorovský1,265
1Institute of Thermomechanics, NDT Laboratory; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
2Institute of Machine and Industrial Design; Brno University of Technology (BUT)224, Brno, Czech Republic
Continuous acoustic emission, rolling contact fatigue, thrust ball bearing, histogram of counting periods, wavelet analysis

 
EWGAE 2016
Session: Contact Problems, Bearing and Gears
2016-11
Shortest Ways Finding in Discrete Bodies.
M. Chlada32, Z. Převorovský65
NDT, Institute of Thermomechanics; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
NDT-wide, Acoustic Emission (AE), flooding algorithm, shortest ways finding

 
NDT in Progress 2015
2015-12
In situ calibration of acoustic emission sensors
J. Kober13, Z. Převorovský65
aDepartment Impact and Waves in Solids, Institute of Thermomechanics bDepartment of Materials, Faculty of Nuclear Sciences and Physical Engineering; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
standardisation, Acoustic Emission (AE), calibration, acoustic emission, time reversal, frequency response

 
NDT in Progress 2015
2015-12
Progress in NDT methods and topics during the last 15 years
Z. Převorovský65
NDT lab; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
NDT-wide, NDT general

 
NDT in Progress 2015
2015-12
Nonlinear Time Reversal for Non Destructive Testing of complex medium : a review based on multi-physics experiments and signal processing strategies
S. Dos Santos125, M. Lints28, N. Poirot32, Z. Dvořáková43, A. Salupere28, M. Caliez1, Z. Převorovský465
1INSA Centre Val de Loire, Blois campus, University of Tours27, Blois, France
2Tallinn University of Technology9, Tallinn, Estonia
3GREMAN CNRS2, Blois, France
4NDT lab; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
Other Methods, Ultrasonic Testing (UT), nonlinear ultrasonic imaging, TR-NEWS, signal processing, nonlinear acoustic testing

 
NDT in Progress 2015
2015-12
Characterization of the Anisotropy and Directional-Dependent Nonlinearity of the Human Skin In-vivo Using Ultrasound
D. Tokar3, Z. Převorovský65
NDT lab; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
Ultrasonic Testing (UT), Non-linear viscoelasticity, Fabric-fiber composite, Human skin in-vivo, Anisotropy, Spectral non-linearity

 
NDT in Progress 2015
2015-12
2015-04 EWGAE 2014 Standardisation and Basics
Localization of Acoustic Emission Sources in Geometrically Sparse Structures
Z. Převorovský65, M. Chlada32
Institute of Thermomechanics, NDT Laboratory; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
 
EWGAE 2014
Session: Standardisation and Basics
2015-04
2014-12 ECNDT 2014 Acoustic Emission
Multilevel Analysis of Continuous AE from Helicopter Gearbox
M. Chlada132, Z. Převorovský165, J. Heřmánek22, J. Krofta119
1Institute of Thermomechanics; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
2FNSPE, Department of Materials; Czech Technical University (CVUT)72, Prague, Czech Republic
Acoustic Emission (AE), signal processing, structural health monitoring (SHM), wavelet analysis, diagnostics of helicopter gearbox., Continuous acoustic emission

 
ECNDT 2014
Session: Acoustic Emission
2014-12
2014-12 ECNDT 2014 Acoustic Emission
Time Reversal signal processing in acoustic emission testing
Z. Převorovský165, J. Krofta119, J. Kober113, Z. Dvořáková13, M. Chlada132, S. Dos Santos225
1Institute of Thermomechanics; Czech Academy of Sciences (CAS)111, Prague, Czech Republic
2INSA Centre Val de Loire, Blois campus, University of Tours27, Blois, France
Acoustic Emission (AE), Ultrasonic Testing (UT), signal processing, source location, acoustic emission, time reversal acoustics, signal processing andtransfer,

 
ECNDT 2014
Session: Acoustic Emission
2014-12
 
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