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[University of Ljubljana] [Faculty of Mech Eng]
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Janko Slavič
Contact
 
Associate Professor
Janko Slavič,PhD
Ladisk, Faculty of Mechanical Engineering, University of Ljubljana
janko.slavic@fs.uni-lj.si    ⌂ ladisk.si/~slavic/
☏ +386 1 4771 226   jankoslavic   jankoslavic
Scholar Home  
Founding member of: www.OpenModal.com
Multibody Dynamics Simulator Home page
Education
  • University of Texas at Austin, USA, Mechanical Eng. Department, Postdoc, 2005-06
  • University of Ljubljana, Fac of Mech. Eng., PhD, 2001-2005
  • University of Ljubljana, Fac of Mech. Eng., B.S., 1997-2001
Teaching positions
  • Associate Professor, 2013-present
  • Assistant Professor, 2008-2013
Grants and contracts
  • Smart structures and structural dynamics (2014-2017)
  • Fulbright Grant, University of Texas at Austin, USA (2005-2006)
  • Zois Grant for young talents, Slovenia (1993-2002)
Honors and awards
  • Distinguished scientific and research work, Faculty of Mech. Eng., Univ of Ljub: 2012
  • Pavsic R, Rupnik M and Slavic J: Hidria inovation of the year 2009 - 1st prize in Technology and Technological solutions section.
  • Slavic J, Simonovski I and Boltezar M (published 2003) in Top 25 downloaded papers of Journal of Sound and Vibration in 2006
  • Best PhD of Pomurje region, Education foundation of Pomurje and Pomurje academic and scientific union: 2005
  • Distinguished scientific and research work, Faculty of Mech. Eng., Univ of Ljub: 2005
  • Early PhD defense, Faculty of Mech. Eng., Univ of Ljub: 2005
  • Best student of generation in years 1999, 2000 and 2001, Faculty of Mech. Eng., Univ of Ljub
Patent
  • Title: Assembly for enhanced electric-brush contact
  • Patent no.: SI 22277 A (pdf)
  • Issued: 31.10.2007, Ljubljana: Office RS for intellectual property.
  • Inventor: Slavic J, Boltezar M
  • Owner: Domel d.d.
Interests
  • Signal processing (Continuous wavelet transform, Higher order spectral analysis)
  • Vibration fatigue
  • Mechanical vibrations
  • Multibody dynamics with concurrent contacts
  • Experimental methods
  • Vibration energy harvesting
  • MEMS
  • Microsystems
Publications - books

 
1.  
Dinamika, mehanska nihanja in mehanika tekočin
Faculty of Mech Eng, Univ of Ljubljana, 2014 
download pdf   more   www.ladisk.si/knjige
Publications
Full list of published research

 
45.   L. Skrinjar, J. Slavič and M. Boltežar
A Validated Model for a Pin-Slot Clearance Joint
Nonlinear Dyn (2017) 88: 131-143 
download pdf   more   dx.doi.org/10.1007/s11071-016-3234-y
 
44.   M. Palmieri, M. Česnik, J. Slavič, F. Cianetti and M. Boltežar
Non-Gaussianity and Non-Stationarity in Vibration Fatigue
International Journal of Fatigue, Volume 97, April 2017, Pages 9-19 
download pdf   more   dx.doi.org/10.1016/j.ijfatigue.2016.12.017
 
43.   J. Javh, J. Slavič and M. Boltežar
The Subpixel Resolution of Optical-Flow-Based Modal Analysis
Mechanical Systems and Signal Processing,, Vol. 88, p. 89–99, 2017 
download pdf   video   more   dx.doi.org/10.1016/j.ymssp.2016.11.009
 
42.   M. Brumat, J. Slavič and M. Boltežar
Design of damping layout using spatial-damping identification methods
International Journal of Mechanical Sciences, In Press, Accepted manuscript 
download pdf   more   dx.doi.org/10.1016/j.ijmecsci.2016.07.041
 
41.   M. Česnik, J. Slavič and M. Boltežar
Assessment of the Fatigue Parameters from Random Vibration Testing: Application to a Rivet Joint
Journal of Mechanical Engineering, Volume 62, Issue 7-8, 2016, Pages 471-482 
download pdf   more   dx.doi.org/10.5545/sv-jme.2016.3774
 
40.   M. Mihalec, J. Slavič and M. Boltežar
Synchrosqueezed Wavelet Transform for Damping Identification
Mechanical Systems and Signal Processing 
download pdf   Open source   more   dx.doi.org/10.1016/j.ymssp.2016.05.005
 
39.   M. Brumat, J. Slavič and M. Boltežar
Spatial damping identification in the frequency domain - A Theoretical and Experimental Comparison
Journal of Sound and Vibration, 376:182 - 193, 2016 
download pdf   more   dx.doi.org/10.1016/j.jsv.2016.04.006
 
38.   M. Mršnik, J. Slavič and M. Boltežar
Multiaxial Vibration Fatigue - A Theoretical and Experimental Comparison
Mechanical Systems and Signal Processing, accepted for publication 
download pdf   more   dx.doi.org/10.1016/j.ymssp.2016.02.012
 
37.   U. Proso, J. Slavič and M. Boltežar
Vibration-Fatigue Damage Accumulation for Structural Dynamics with Non-linearities
International Journal of Mechanical Sciences 106 (2016): 72-77 
download pdf   more   dx.doi.org/10.1016/j.ijmecsci.2015.12.005
 
36.   J. Slavič, M. Česnik and M. Boltežar
Accelerated Fatigue and Modal Parameter Identification of Lightweight Structures
SAE International Journal of Materials and Manufacturing 8 (2015) 1-11 
more   dx.doi.org/10.4271/2014-01-2095
 
35.   Š. Bolka, J. Slavič and M. Boltežar
Identification of Out-of-Plane Material Characteristics through Sheet-Metal Blanking
Journal of Mechanical Engineering 61(2015)4, 217-226 
download pdf   more   dx.doi.org/10.5545/sv-jme.2014.2302
 
34.   M. Mršnik, J. Slavič and M. Boltežar
Multiaxial Fatigue Criteria for Random Stress Response - Theoretical and Experimental Comparison
Procedia Engineering 101 (2015): 459-466 
download pdf   more   dx.doi.org/10.1016/j.proeng.2015.02.055
 
33.   T.Kranjc, J.Slavič and M. Boltežar
An interface force measurements-based substructure identification and an analysis of the uncertainty propagation
Mechanical Systems and Signal Processing (2015) 
download pdf   more   dx.doi.org/10.1016/j.ymssp.2014.11.005
 
32.   T. Kranjc, J. Slavič and M. Boltežar
A comparison of the strain and the classic experimental modal analysis
Journal of Vibration and Control, published online 29 April 2014 
download pdf   more   dx.doi.org/10.1177/1077546314533137
 
31.   V. Pahor Kos, J. Slavič and M. Boltežar
Fatigue Damage for Sweep-Sine and Random Accelerated Vibration Testing
Advances in Mechanical Engineering ID 340545 
more   ade.sagepub.com/content/7/1/340545.full.pdf
 
30.   J.Žumer, J.Slavič and M. Boltežar
Minimization of the positional errors for an accurate determination of the kinematic parameters of a rigid-body system with miniature inertial sensors
Mechanism and Machine Theory 81 (2014): 193-208 
download pdf   more   dx.doi.org/10.1016/j.mechmachtheory.2014.07.008
 
29.   M. Česnik and J. Slavič
Vibrational Fatigue and Structural Dynamics for Harmonic and Random Loads
Journal of Mechanical Engineering, Volume 60, Issue 5, 2014, Pages 339-348 
download pdf   more   dx.doi.org/10.5545/sv-jme.2013.1831
 
28.   D. Rovšček, J. Slavič and M. Boltežar
Tuned-Sinusoidal Method for the Operational Modal Analysis of Small and Light Structures
Journal of Mechanical Engineering, Volume 60, Issues 3, 2014, Pages 187–194 
download pdf   more   dx.doi.org/10.5545/sv-jme.2013.1371
 
27.   J. Slavič, S. Bolka, V. Bratuš and M. Boltežar
A novel laboratory blanking apparatus for the experimental identification of blanking parameters
Journal of Materials Processing Technology 
download pdf   video   more   dx.doi.org/doi:10.1016/j.jmatprotec.2013.10.006
 
26.   T. Kranjc, J. Slavič and M. Boltežar
The mass normalisation of the displacement and strain mode shapes in a strain experimental modal analysis using the mass-change strategy
Journal of Sound and Vibration 
download pdf   video   more   dx.doi.org/10.1016/j.jsv.2013.08.015
 
25.   M. Javorski, G. Čepon, J. Slavič and M. Boltežar
A Generalized Magnetostrictive-Forces Approach to the Computation of the Magnetostriction-Induced Vibration of Laminated Steel Structures
IEEE Transactions on Magnetics, Vol. 49, No. 11, November 2013 
download pdf   video   more   dx.doi.org/10.1109/TMAG.2013.2269316
 
24.   M. Česnik, J. Slavič, P. Čermelj and M. Boltežar
Frequency-based structural modification for the case of base excitation
Journal of Sound and Vibration, Volume 332, Issue 20, 30 September 2013, Pages 5029–5039 
download pdf   more   dx.doi.org/10.1016/j.jsv.2013.04.038
 
23.   D. Rovšček, J. Slavič and M. Boltežar
Operational mode-shape normalisation with a structural modification for small and light structures
Mechanical Systems and Signal Processing, Volume 42, Issues 1–2, January 2014, Pages 1–13 
download pdf   video   more   dx.doi.org/10.1016/j.ymssp.2013.08.019
 
22.   M.Langerholc, J. Slavič and M.Boltežar
A Thick Anisotropic Plate Element in the Framework of an Absolute Nodal Coordinate Formulation
Nonlinear Dynamics, July 2013, Volume 73, Issue 1-2, pp 183-198 
download pdf   more   dx.doi.org/10.1007/s11071-013-0778-y
 
21.   M.Langerholc, J. Slavič and M.Boltežar
Absolute Nodal Coordinates in Digital Image Correlation
Experimental Mechanics, June 2013, Volume 53, Issue 5, pp 807-818 
download pdf   more   dx.doi.org/10.1007/s11340-012-9691-4
 
20.   D. Rovšček, J. Slavič and M. Boltežar
The use of strain sensors in an experimental modal analysis of small and light structures with free-free boundary conditions
Journal of Vibration and Control, 2013, Volume 19, Issue 7, May 2013, Pages 1072-1079 
download pdf   more   dx.doi.org/10.1177/1077546312445058
 
19.   L. Knez, J. Slavič and M. Boltežar
A Multi-Axis Biodynamic Measuring Handle for a Human Hand-Arm System
Journal of Mechanical Engineering, Volume 59, Issue 2, FEB 2013, Pages 71-80 
more   ojs.sv-jme.eu/index.php/sv-jme/article/view/sv-jme.2012.709
 
18.   M. Mršnik, J. Slavič and M. Boltežar
Frequency-Domain Methods for a Vibration-Fatigue-Life Estimation - Application to Real Data
International Journal of Fatigue, Vol. 47, p. 8-17, 2013 
download pdf   more   dx.doi.org/10.1016/j.ijfatigue.2012.07.005
 
17.   M. Javorski, J. Slavič and M. Boltežar
Frequency Characteristics of Magnetostriction in Electrical Steel Related to the Structural Vibrations
IEEE Transactions on Magnetics, Vol. 48, Issue 12, December 2012, Pages 4727–4734 
download pdf   video   more   dx.doi.org/10.1109/TMAG.2012.2203314
 
16.   M.Česnik, J. Slavič and M.Boltežar
Uninterrupted and accelerated vibrational fatigue testing with simultaneous monitoring of the natural frequency and damping
Journal of Sound and Vibration, Vol. 331, Issue 24, 19 November 2012, Pages 5370–5382 
download pdf   more   dx.doi.org/10.1016/j.jsv.2012.06.022
 
15.   M.Langerholc, M.Česnik, J. Slavič and M.Boltežar
Experimental validation of a complex, large-scale, rigid-body mechanism
Engineering Structures, March 2012 vol. 36, Pages 220-227 
download pdf   more   dx.doi.org/10.1016/j.engstruct.2011.12.014
 
14.   A.Svete, J.Kutin, I.Bajsić and J. Slavič
Development of a liquid-flow pulsator
Flow Measurement and Instrumentation, Vol 23, Issue 1, Mar 2012, Pages 1–8 
more   dx.doi.org/10.1016/j.flowmeasinst.2011.12.002
 
13.   J. Slavič, A. Brković and M. Boltežar
Typical bearing-fault rating using force measurements: application to real data
Journal of Vibration and Control, December 2011 vol. 17 no. 14 2164-2174 
download pdf   more   dx.doi.org/10.1177/1077546311399949
 
12.   J. Slavič and M. Boltežar
Damping identification with the Morlet-wave
Mechanical Systems and Signal Processing, 2011, Volume 25, Issue 5, July 2011, Pages 1632-1645 
download pdf   more   dx.doi.org/10.1016/j.ymssp.2011.01.008
 
11.   M. Česnik, J. Slavič and M. Boltežar
Spatial-mode-shape identification using a continuous wavelet transform
Journal of Mechanical Engineering, Volume 55, 5, May 2009, Pages 277-285 
more   www.sv-jme.eu/tekoci-letnik/strojniski-vestnik-55-2009-5/
 
10.   J. Slavič, M.D. Bryant and M. Boltežar
A new approach to roughness-induced vibrations on a slider
Journal of Sound and Vibration, Volume 306, Issues 3-5, 9 October 2007, Pages 732-750 
download pdf   more   dx.doi.org/10.1016/j.jsv.2007.06.036
 
9.   J. Slavič and M. Boltežar
Simulating Multibody Dynamics With Rough Contact Surfaces and Run-in Wear
Nonlinear Dynamics, Vol 45, Num 3-4, August 2006, 353 - 365 
download pdf   more   dx.doi.org/10.1007/s11071-005-9012-x
 
8.   M. Boltežar and J. Slavič
Fault Detection of DC Electric Motors Using the Bispectral Analysis
Meccanica, Vol 41, Num 3, June 2006, 283-297 
download pdf   more   dx.doi.org/10.1007/s11012-005-5898-0
 
7.   J. Slavič and M. Boltežar
Measuring the dynamic forces to identify the friction of a graphite-copper contact for variable temperature and current
Wear, Vol 260, Issues 9-10, May 2006, 1136-1144 
download pdf   more   dx.doi.org/10.1016/j.wear.2005.07.016
 
6.   J. Slavič and M. Boltežar
Non-linearity and non-smoothness in multi-body dynamics : application to woodpecker toy
Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 2006, vol 220, issue 3, 285-296 
download pdf   video   more   dx.doi.org/10.1243/095440605X31562
 
5.   J. Slavič, M. Nastran and M. Boltežar
Modelling and analyzing the dynamics of an electric-motor brush
Journal of Mech Eng., 2006, vol 52, issue 2, 126-137 
download pdf   more   www.fs.uni-lj.si/sv/English/index.htm
 
4.   M. Boltežar and J. Slavič
Enhancements to the continuous wavelet transform for damping identifications on short signals
Mechanical Systems and Signal Processing, Sep 2004, Volume 18, Issue 5, p. 1065-1076 
download pdf   more   dx.doi.org/10.1016/j.ymssp.2004.01.004
 
3.   J. Slavič, I. Simonovski and M. Boltežar
Damping identification using a continuous wavelet transform: application to real data
J. Sound Vib., 2003, vol. 262, 2, 291-307 
download pdf   more   dx.doi.org/10.1016/S0022-460X(02)01032-5
 
2.   J. Slavič and M. Boltežar
Enhanced identification of damping using continuous wavelet transform
Journal of Mech Eng., 2002, Vol 48, Issue 11, 621-631 
download pdf   more   www.fs.uni-lj.si/sv/English/index.htm
 
1.   J. Slavič, P. Čermelj, A. Babnik, J. Rejec, J. Možina and M. Boltežar
Measurement of the bending vibration frequencies of a rotating turbo wheel using an optical fibre reflective sensor
Meas. sci. technol., 2002, vol. 13, 4, 477-482 
download pdf   more   dx.doi.org/10.1088/0957-0233/13/4/308
Current research and interests
Multibody dynamics simulator
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