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Elulookirjeldus (CV)
1.Eesnimi Arvi
2.Perekonnanimi Ravasoo
3.Töökoht TTÜ Küberneetika Instituut
4.Ametikoht Vanemteadur
5.Sünniaeg 22.09.1939 (päev.kuu.aasta)
6.Haridus Kõrgem
7.Teenistuskäik 1963 – 1966 Meister, vaneminsener, NSVL
Kaitseministeeriumi Korterite
Ekspluatatsiooni Osakond, Tallinn.
1966 – 1968 Vaneminsener, ENSV Ehituskomitee
RPI “Eesti Maaehitusprojekt”.
1968 – 1971 Aspirant, Tallinna Polütehniline
Instituut, ehituskonstruktsioonide
kateeder.
1971 – 1974 Projekti peainsener, osakonnajuhataja,
ENSV Ehitusministeeriumi Ehituse
Organiseerimise Trust, ehitustööstuse
baaside projekteerimise osakond.
1974 – 1976 Laboratooriumi juhataja, osakonna
juhataja, ENSV Ehituskomitee Ehituse
Teadusliku Uurimise Instituut,
hoonekonstruktsioonide osakond.
1976 - Vanemteadur, TTÜ Küberneetika Instituut,
mehaanika ja rakendusmatemaatika
osakond.
1980-1998 Pedagoogiline töö kohakaasluse alusel
Tallinna Tehnikaülikoolis teoreetilise
mehaanika kateedris, ehitusmehaanika
kateedrites ja mehaanika instituudis.
8.Teaduskraad Tehnikakandidaat
9.Teaduskraadi välja
andnud asutus, aasta		 VAK, NSVL, 1971
10.Tunnustused 1995, 1999 - TTÜ Küberneetika Instituudi parimad publikatsioonid.
11.Teadusorganisatsiooniline
ja –administratiivne
tegevus		 - Euroopa Mehaanikaühing EUROMECH - liige.
- Euroopa Teadusfondi programm NATEMIS (2000-2004) - juhtiva komitee liige
- Eesti teaduse tippkeskus "Mittelineaarsete Protsesside Analüüsi Keskus" - töögrupi juht.
- TTÜ mehaanikainstituudi nõukogu - liige 1999-2002
- TTÜ mehaanikainstituudi direktori valimiskomisjon - liige
(2002)
- TTÜ mehaanikainstituudi professorite valimiskomisjon -
liige (2000, 2001)
- TTÜ Küberneetika Instituudi parima publikatsioni
konkursi hindamiskomisjon - liige (1999, 2000, 2003)
- TTÜ Küberneetika Instituudis, TTÜ mehaanikainstituudis
ja TTÜ Ehitiste projekteerimise instituudis valminud
bakalaureuse ja magistritööd - oponent
- Rahvusvahelised ja vabariiklikud teadusajakirjad -
retsensent
- Eesti TF - granditaotluste retsensent
12.Juhendamisel kaitstud
väitekirjad

Andres Braunbrück, PhD, 2005, juh. Arvi Ravasoo. Wave interaction in weakly inhomogeneous materials. TTÜ

Andres Braunbrück, MSc, 2001, juh. Ravasoo Arvi. Pikilainete mittelineaarne interaktsioon mittehomogeenses elastses keskkonnas. TTÜ
13.Teadustöö põhisuunad Pideva keskkonna mehaanika, lainelevi, akustodiagnostika.
14.Jooksvad grandid Eesti TF grant nr. 6018, 2005-2008 - põhitäitja
15.Teaduspublikatsioonid

Braunbrück A. and Ravasoo A. (2005) Application of counterpropagating nonlinear waves to material characterization. Acta Mechanica, 174, 51-61.

Braunbrück A. and Ravasoo A. (2005) Nonlinear resonance of waves in inhomogeneous materials. In Berichte aus der Mathematik. Y.Wang, K. Hutter (Eds.), Trends in Applications of Mathematics to Mechanics. Proc. XIV Int. Symposium on Trends in Applications of Mathematics to Mechanics (STAMM’2004), Aug. 22 – 28, Seeheim, Germany, Shaker Verlag, Aachen 2005, 61-66.

Braunbrück A., Ravasoo A. (2005) Influence of material inhomogeneity on nonlinear wave interaction. On CD – Proceedings. 12th Congress on Sound and Vibration, July 11-14, Lisbon, Portugal, 8 pages.

Ravasoo A. and Braunbrück A. (2005) Nonlinear acoustic techniques for NDE of materials with variable properties. In P. P. Delsanto (ed.) The universality of nonclassical nonlinearity, with applications to NDE and Ultrasonics, accepted.

Braunbrück A. and Ravasoo A. (2004) Wave interaction resonances in inhomogeneous elastic materials. CD-ROM Proceedings, 21st ICTAM, 2004 Warsaw, Aug. 15 – 21, 2004, Warsaw, Poland, 2 pages.

Ravasoo A. (2004) Ultrasonic wave interaction for NDE of inhomogeneous prestress in materials. On CD - 2004 ASME International Mechanical Engineering Congress. Nov. 13 – 19, 2004, Anaheim, California USA., Vol 3., 8 pages.

Braunbrück A. and Ravasoo A. (2003) Nonlinear interaction of waves with material inhomogeneity. Proc. Estonian Acad. Sci. Phys. Math., 52, 1, 157-168.

Braunbrück A. and Ravasoo A. (2003) Nonlinear ultrasonic wave interaction in weakly inhomogeneous elastic material. Ultragarsas, 3 (48), Proc. Baltic-Nordic Acoustical Meeting (B-NAM 2002), Vol. II, Kaunas Technologija, 2003, 128-131.

Braunbrück A. and Ravasoo A. (2003) Ultrasonic nonlinear resonance for characterization of material inhomogeneity. On CD - Proc. 5th World Congress on Ultrasonics 2003, September 7-10, 2003, Paris, France. 503-506.

Engelbrecht J., Ravasoo A. and Salupere A. (2003) Nonlinear waves in solids and the inverse problems. In C. Miehe (ed.), IUTAM Symposium on Computational Mechanics of Solid Materials at Large Strains. Proc. IUTAM Symposium held in Stuttgart, Germany, 20 - 24 August 2001, Kluwer Acad. Publ., Dordrecht et al., 331-339.

Ravasoo A. (2003) Evaluation of plane inhomogeneous stress field by ultrasonic boundary measurements. On CD - Proc. of ATEM’03, International Conference on Advanced Technology in Experimental Mechanics, September 10 – 12, 2003, Nagoya Congress Center, Nagoya, Japan, The Japan Society of Mechanical Engineers, No. 03-207, OS02W0110, 4 p.

Ravasoo A. (2003) Nonlinear diagnostics of inhomogeneous prestress field by ultrasound. On CD - Proc. Tenth International Congress on Sound and Vibration, 7-10 July 2003, Stockholm, Sweden, 3557-3564.

Ravasoo A. (2002) NDE based on the analysis of ultrasonic waves nonlinear interaction in inhomogeneously predeformed material. In B. B. Djordjevic and H. Dos Reis (series eds.), Topics on Nondestructive Evaluation Series. Vol. 6 (X. P. V Maldague – ed.). IVth International Workshop - Advances in Signal Processing for Nondestructive Evaluation of Materials. The American Society for Nondestructive Testing, Inc., 239 – 244.

Ravasoo A. (2002) Nonlinear interaction of ultrasonic waves in an inhomogeneously predeformed elastic material. On CD - A. Calvo-Manzano ed. al. (eds.), Forum Acusticum Sevilla 2002. Official Publication of the Meeting. Sociedad Espanola de Acoustica, NON-02-006-IP, 6 p.

Braunbrück A. and Ravasoo A. (2001) NDE of inhomogeneous nonlinear elastic material by ultrasound nonlinear interaction data. Proc. 31th International Conference Defektoskopie 2001, November 20 - 22, 2001, Prague, Czech Republic, 77-84.

Ravasoo A. and Janno J. (2001) Nondestructive characterization of materials with variable properties. Acta Mechanica, 151, 3-4, 217-233.

Ravasoo A. and Lundberg B. (2001) Nonlinear interaction of longitudinal waves in an inhomogeneously predeformed elastic medium. Wave Motion, 34, 2, 225-237.

Braunbrück A. and Ravasoo A. (2000) Simulation of nonlinear wave interaction for elastic material properties evaluation. In J. Hellesland, H. Osnes and G. Skeie (eds.), Proc. of the 13th Nordic Seminar on Computational Mechanics (NSCM-13). Mechanics Division, Department of Mathematics, University of Oslo, 66-69.

Ravasoo A. (2000) Nonlinear longitudinal waves interaction for inhomogeneously predeformed medium characterization. In Nonlinear Acoustics at the Turn of the Millennium. ISNA-15, Göttingen, Germany, 1-4 September 1999. AIP Conference Proceedings, Vol. 524. Melville, New York, 337-340.

Ravasoo A. and Braunbrück A. (2000) Wave interaction for characterization of nonlinear elastic materials. Proc. Estonian Acad. Sci. Engineering, 6, 3, 171-185.

Braunbrück A. and Ravasoo A. (1999) Symbolic software application for modelling of wave interaction process. In R. Kouhia and M. Mikkola (eds.), Proc. of the Twelfth Nordic Seminar on Computational Mechanics (NSCM-12). Helsinki, HUT, 89-92.

Engelbrecht J., Ravasoo A. and Salupere A. (1999) Stress and solitary waves in solids. In Fryba, L., Naprstek, J. (eds.), Structural Dynamics. Proc. of the 14th European Conference on Structural Dynamics EURODYN '99. Prague, 7-10 June 1999. Balkema, Rotterdam, 23-30.

Ravasoo A. (1999) Nonlinear longitudinal waves in inhomogeneously predeformed elastic media. J. Acoust. Soc. Am., 106, 6, 3143-3149.

Ravasoo A. (1999) Nonlinear waves in characterization of inhomogeneous elastic material. Mechanics of Materials, 31, 205-213.

Ravasoo A. and Braunbrück A. (1999) Nonlinear interaction of longitudinal waves in elastic material. Proc. Estonian Acad. Sci. Phys. Math., 48, 3/4, 252-264.

Blanc R.H. and Ravasoo A. (1996) On the nonlinear viscoelastic behaviour of nylon fiber. Mechanics of Materials, 22, 301-310.

Ravasoo A. (1995) Ultrasonic nondestructive evaluation of inhomogeneous plane strain in elastic medium. Res. Nondestr. Eval., 7, 1, 55-68.

Ravasoo A.A. (1989) Propagation of non-linear waves in inhomogeneous hereditary media. Int. J. Non-Linear Mechanics, 24, 1, 57-64.

Ravasoo A.A. and Engelbrecht J.K. (1981) Transient wave processes in viscoelastic medium. Acoustical Physics., 27, 3, 469-471 (in Russian).

Nigul U.K. and Ravasoo A.A. (1979) Utilization of the second asymptotic approach of the pulse distortion in acoustodiagnostics of the layer on halfspace, J. Appl. Math. Mech. (PMM), 43, 6, 933-939 (in Russian).

viimati muudetud: 14.09.2005

Curriculum Vitae (CV)
1.First Name Arvi
2.Surname Ravasoo
3.Institution Institute of Cybernetics at TUT
4.Position Senior Research Fellow
5.Date of birth 22.09.1939 (day.month.year)
6.Education Higher
7.Research and
professional experience		 1963 – 1966 Master, Sr. engineer, Tallinn Housing Dept.,
USSR Def. Dept.
1966 – 1968 Sr. engineer, Estonian Countryside Design
Institute, Tallinn.
1968 – 1971 PhD Stud., Chair of Civil Engineering,
Tallinn University of Technology.
1971 – 1974 Project chief engineer, head of dept.,
Construction Industry Bases Design Dept.,
Trust of Construction Management,
Tallinn.
1974 – 1976 Head of Laboratory, Head of Dept.,
Scientific Research Institute of Civil
Engineering, Tallinn.
1976 - Senior Research Fellow, Dept. Math. and
Appl. Math., Institute of Cybernetics at
TUT.
1980 - 1998 Part time lecturer, Chair of Theoretical
Mech., Chair of Structural Mech., Institute
of Mech., Tallinn University of Technology.
8.Academic degree Cand. Sci. (Ph. D)
9.Dates and sites of
earning the degrees		 Higher Certifying Commn., USSR, 1971
10.Honours/awards 1995, 1999 - Best publications of the Institute of Cybernetics at TUT.
11.Research-administrative
experience		 - European Mechanics Society EUROMECH - member.
- European Science Foundation Programme NATEMIS,
Steering Committee - member
- Centre of Excellence of Estonian Science CENS -
supervisor of research team .
- TUT, Institute of mechanics, councel - member 1999-
2002
- TUT, Institute of mechanics, commission to elect the
director - member (2002)
- TUT, Institute of mechanics, commission to elect the
professors - member (2000, 2001)
- Institute of cybernetics at TUT, commission to elect best
publications - member (1999, 2000, 2003)
- Institute of cybernetics at TUT, Institute of Mechanics at
TUT, Institute of Structural Design at TUT, BSc and MSc
theses - opponent
- International and national research journals - reviewer.
- Estonian SF - reviewer of grant applications.
12.Supervised dissertations

Andres Braunbrück, PhD, 2005, superv. Arvi Ravasoo. Wave interaction in weakly inhomogeneous materials. TTÜ

Andres Braunbrück, MSc, 2001, superv. Ravasoo Arvi. Pikilainete mittelineaarne interaktsioon mittehomogeenses elastses keskkonnas. TTÜ
13.Current research program Continuum mechanics, nonlinear wave dynamics, acoustodiagnostics
14.Current grant funding Est.SF Grant nr. 6018, 2005-2008 - principal investigator
15.List of most important publications

Braunbrück A. and Ravasoo A. (2005) Application of counterpropagating nonlinear waves to material characterization. Acta Mechanica, 174, 51-61.

Braunbrück A. and Ravasoo A. (2005) Nonlinear resonance of waves in inhomogeneous materials. In Berichte aus der Mathematik. Y.Wang, K. Hutter (Eds.), Trends in Applications of Mathematics to Mechanics. Proc. XIV Int. Symposium on Trends in Applications of Mathematics to Mechanics (STAMM’2004), Aug. 22 – 28, Seeheim, Germany, Shaker Verlag, Aachen 2005, 61-66.

Braunbrück A., Ravasoo A. (2005) Influence of material inhomogeneity on nonlinear wave interaction. On CD – Proceedings. 12th Congress on Sound and Vibration, July 11-14, Lisbon, Portugal, 8 pages.

Ravasoo A. and Braunbrück A. (2005) Nonlinear acoustic techniques for NDE of materials with variable properties. In P. P. Delsanto (ed.) The universality of nonclassical nonlinearity, with applications to NDE and Ultrasonics, accepted.

Braunbrück A. and Ravasoo A. (2004) Wave interaction resonances in inhomogeneous elastic materials. CD-ROM Proceedings, 21st ICTAM, 2004 Warsaw, Aug. 15 – 21, 2004, Warsaw, Poland, 2 pages.

Ravasoo A. (2004) Ultrasonic wave interaction for NDE of inhomogeneous prestress in materials. On CD - 2004 ASME International Mechanical Engineering Congress. Nov. 13 – 19, 2004, Anaheim, California USA., Vol 3., 8 pages.

Braunbrück A. and Ravasoo A. (2003) Nonlinear interaction of waves with material inhomogeneity. Proc. Estonian Acad. Sci. Phys. Math., 52, 1, 157-168.

Braunbrück A. and Ravasoo A. (2003) Nonlinear ultrasonic wave interaction in weakly inhomogeneous elastic material. Ultragarsas, 3 (48), Proc. Baltic-Nordic Acoustical Meeting (B-NAM 2002), Vol. II, Kaunas Technologija, 2003, 128-131.

Braunbrück A. and Ravasoo A. (2003) Ultrasonic nonlinear resonance for characterization of material inhomogeneity. On CD - Proc. 5th World Congress on Ultrasonics 2003, September 7-10, 2003, Paris, France. 503-506.

Engelbrecht J., Ravasoo A. and Salupere A. (2003) Nonlinear waves in solids and the inverse problems. In C. Miehe (ed.), IUTAM Symposium on Computational Mechanics of Solid Materials at Large Strains. Proc. IUTAM Symposium held in Stuttgart, Germany, 20 - 24 August 2001, Kluwer Acad. Publ., Dordrecht et al., 331-339.

Ravasoo A. (2003) Evaluation of plane inhomogeneous stress field by ultrasonic boundary measurements. On CD - Proc. of ATEM’03, International Conference on Advanced Technology in Experimental Mechanics, September 10 – 12, 2003, Nagoya Congress Center, Nagoya, Japan, The Japan Society of Mechanical Engineers, No. 03-207, OS02W0110, 4 p.

Ravasoo A. (2003) Nonlinear diagnostics of inhomogeneous prestress field by ultrasound. On CD - Proc. Tenth International Congress on Sound and Vibration, 7-10 July 2003, Stockholm, Sweden, 3557-3564.

Ravasoo A. (2002) NDE based on the analysis of ultrasonic waves nonlinear interaction in inhomogeneously predeformed material. In B. B. Djordjevic and H. Dos Reis (series eds.), Topics on Nondestructive Evaluation Series. Vol. 6 (X. P. V Maldague – ed.). IVth International Workshop - Advances in Signal Processing for Nondestructive Evaluation of Materials. The American Society for Nondestructive Testing, Inc., 239 – 244.

Ravasoo A. (2002) Nonlinear interaction of ultrasonic waves in an inhomogeneously predeformed elastic material. On CD - A. Calvo-Manzano ed. al. (eds.), Forum Acusticum Sevilla 2002. Official Publication of the Meeting. Sociedad Espanola de Acoustica, NON-02-006-IP, 6 p.

Braunbrück A. and Ravasoo A. (2001) NDE of inhomogeneous nonlinear elastic material by ultrasound nonlinear interaction data. Proc. 31th International Conference Defektoskopie 2001, November 20 - 22, 2001, Prague, Czech Republic, 77-84.

Ravasoo A. and Janno J. (2001) Nondestructive characterization of materials with variable properties. Acta Mechanica, 151, 3-4, 217-233.

Ravasoo A. and Lundberg B. (2001) Nonlinear interaction of longitudinal waves in an inhomogeneously predeformed elastic medium. Wave Motion, 34, 2, 225-237.

Braunbrück A. and Ravasoo A. (2000) Simulation of nonlinear wave interaction for elastic material properties evaluation. In J. Hellesland, H. Osnes and G. Skeie (eds.), Proc. of the 13th Nordic Seminar on Computational Mechanics (NSCM-13). Mechanics Division, Department of Mathematics, University of Oslo, 66-69.

Ravasoo A. (2000) Nonlinear longitudinal waves interaction for inhomogeneously predeformed medium characterization. In Nonlinear Acoustics at the Turn of the Millennium. ISNA-15, Göttingen, Germany, 1-4 September 1999. AIP Conference Proceedings, Vol. 524. Melville, New York, 337-340.

Ravasoo A. and Braunbrück A. (2000) Wave interaction for characterization of nonlinear elastic materials. Proc. Estonian Acad. Sci. Engineering, 6, 3, 171-185.

Braunbrück A. and Ravasoo A. (1999) Symbolic software application for modelling of wave interaction process. In R. Kouhia and M. Mikkola (eds.), Proc. of the Twelfth Nordic Seminar on Computational Mechanics (NSCM-12). Helsinki, HUT, 89-92.

Engelbrecht J., Ravasoo A. and Salupere A. (1999) Stress and solitary waves in solids. In Fryba, L., Naprstek, J. (eds.), Structural Dynamics. Proc. of the 14th European Conference on Structural Dynamics EURODYN '99. Prague, 7-10 June 1999. Balkema, Rotterdam, 23-30.

Ravasoo A. (1999) Nonlinear longitudinal waves in inhomogeneously predeformed elastic media. J. Acoust. Soc. Am., 106, 6, 3143-3149.

Ravasoo A. (1999) Nonlinear waves in characterization of inhomogeneous elastic material. Mechanics of Materials, 31, 205-213.

Ravasoo A. and Braunbrück A. (1999) Nonlinear interaction of longitudinal waves in elastic material. Proc. Estonian Acad. Sci. Phys. Math., 48, 3/4, 252-264.

Blanc R.H. and Ravasoo A. (1996) On the nonlinear viscoelastic behaviour of nylon fiber. Mechanics of Materials, 22, 301-310.

Ravasoo A. (1995) Ultrasonic nondestructive evaluation of inhomogeneous plane strain in elastic medium. Res. Nondestr. Eval., 7, 1, 55-68.

Ravasoo A.A. (1989) Propagation of non-linear waves in inhomogeneous hereditary media. Int. J. Non-Linear Mechanics, 24, 1, 57-64.

Ravasoo A.A. and Engelbrecht J.K. (1981) Transient wave processes in viscoelastic medium. Acoustical Physics., 27, 3, 469-471 (in Russian).

Nigul U.K. and Ravasoo A.A. (1979) Utilization of the second asymptotic approach of the pulse distortion in acoustodiagnostics of the layer on halfspace, J. Appl. Math. Mech. (PMM), 43, 6, 933-939 (in Russian).

last updated: 14.09.2005

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