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Emil Manoach

Professor, Ph.D.

Department: Solid Mechanics

Room number: 204

Phone: +359 2 979 6426

E-mail: e.manoach@imbm.bas.bg

Scientific degrees, institution, year:

Professor, Institute of Mechanics, 2013

Associate Professor, Institute of Mechanics, 1995

  • Ph.D., Sofia University, 1986

  • M.Sc. in Mechanics, Sofia University,1980

 

Fields of Research:

 

Mechanics of Solids, Nonlinear Dynamics of Structures, Damage Detections, Biomechanics, Robotics

Extended Information

 

Selected Publications:

 

Journal papers:


  1. M. S. Cao, X. Zhu, W. Xu, X. M. Li, H. Xu, E. Manoach. Detection of debonding in steel-reinforced bridges using wavelet curvature features of laser-measured operating deflection shapes. Journal of vibroengineering. May 2017, 19, ( 3),pp. 1845-1853 (ISSN 1392-8716)
  2. E. Manoach, J. Warminski, L. Kloda, A. Teter, Numerical and experimental studies on vibration based methods for detection of damage in composite beams. Composite structures, 170 (2017) 26–39. (IF: 3.853)
  3. E. Manoach, J. Warminski, L. Kloda, A. Teter, Vibration Based Methods For Damage Detection In Structures, MATEC Web of Conferences, Volume 83, 0507,  (2016) (6 pages)
  4. E. Manoach, A. Warminska, J. Warminski, "Dynamics of Beams under Coupled Thermo-Mechanical Loading", Applied Mechanics and Materials, Vol. 849, pp. 57-64, 2016 (SJR:0.113)
  5. A. Warminska, E. Manoach, J. Warminski , Vibrations of a composite beam under thermal and mechanical loadings Procedia Engineering 144 ( 2016 ) 959 – 966 doi: 10.1016/j.proeng.2016.05.123 (0.24) (SJR: 0.24)
  6. Litak, G., Manoach, E., Halverson, E.. Nonlinear and multiscale dynamics of smart materials in energy harvesting. European Physical Journal - Special Topics, 224 (14-15),  (2015) , pp. 2671-2673 . ISSN:1951-6355 (print version), ISI IF:1.399
  7. Manoach, E., Warminski, J., Warminska, A.. Large amplitude vibrations of heated Timoshenko beams with delamination. Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 230, 1, 230 (1), pp. 88-101  SAGE, 2015, ISSN:09544062, DOI:10.1177/0954406215570702,. ISI IF:0.56
  8. Stoykov, S., Manoach, E., Litak, G.. Vibration energy harvesting by a Timoshenko beam model and piezoelectric transducer.. European Physical Journal - Special Topics, 224, Springer, 2015, ISSN:1951-6355 (print version), DOI:10.1140/epjst/e2015-02587-3, 2755 - 2770. ISI IF:1.399
  9. Stoykov, S., Manoach, E., Margenov, S.. An efficient 3D numerical beam model based on cross sectional analysis and Ritz approximations. ZAMM‐Journal of Applied Mathematics and Mechanics, Willey-VCH Verlag GmbH & Co. KGaA, Weinheim, 2015, ISSN:00442267, DOI:10.1002/zamm.201400139, ISI IF:1.162
  10. Warminska, A., Manoach, E., Warminski, J., Samborski, S.. Regular and chaotic oscillations of a Timoshenko beam subjected to mechanical and thermal loadings. Continuum Mechanics and Thermodynamics, 27, 4, Springer, 2015, ISSN:0935-1175, 719 - 737. ISI IF:1.779S.
  11. Warminska, A.,  Manoach, E., Warminski, J. Nonlinear dynamics of a reduced multimodal Timoshenko beam subjected to thermal and mechanical loadings. Meccanica, DOI 10.1007/s11012-014-9891-3 (IF: 1.815.)
  12. Manoach, E., Warminski, J., Mitura, A., Samborski, Dynamics of a laminated composite beam with delamination and inclusions. European Physical Journal – Special Topics. 222 (2013), pp.1649-1664. (IF: 1.562. ISSN: 1951-6355)
  13. Litak G., Manoach, E. Dynamics of composite nonlinear systems and materials for engineering applications and energy harvesting - The role of nonlinear dynamics and complexity in new developments, European Physical Journal – Special Topics, 222, (2013),  1479-1482, (ISSN: 1951-6355, IF : 1.796)
  14. Manoach, E., Warminski, J., Mitura, A., Samborski, S. Dynamics of a composite Timoshenko beam with delamination. Mechanics Research Communications 46 (2012), pp. 47-53.  . ISSN: 00936413 (IF: 1.160)
  15. Manoach, E., Samborski, S., Mitura, A., Warminski, J Vibration based damage detection in composite beams under temperature variations using Poincare´ maps. Int.J. Mechanical Sciences. 62 (2012) 120–132. ; (IF: 2.061. ISSN:0020-7403)
  16. Manoach, E., Samborski, S., Mitura,  A., Warminski, J, Vibration and damage detections of composite beams with defects . Transactions of the Institute of Aviation (Poland), No 218, 44-53, (2011) ISSN 0509-6669
  17. . Trendafilova I, Manoach, E, (2012) Vibration-based methods for structural and machinery fault diagnosis based on nonlinear dynamics tools, book chapter in Fault Diagnosis in Robotic and Industrial Systems, iConcept press, Ltd. ,(Eddited by Germanos Rigatos), ISBN (Hardcover), 978-0980733099, ISBN (Paperback)      978-1461098744.
  18. Manoach, E. Trendafilova, . Damage detections in nonlinear vibrating thermally loaded plates. Book chapter in “Materials with Complex  Behaviour" by Silva, L. F. Martins da; Altenbach, H. (Eds.) , pp. 193-212, 2010 Springer,  Germany.) ISBN: 978-3-642-12666-6.
  19. E. Zahariev,  E. Manoach,  K. Kamberov,  Dynamics of wind power generators subjected to seismic  loading. “Mechanics of the mashines” ISSN 0861-9727, 2011
  20. E. Manoach, Damage detections in nonlinear vibrating, thermally loaded structures, Journal of Theoretical and Applied Mechanics, 39 (4), pp. 39-52, (2009)
  21. Trendafoilova I, Gorman, D.G and Manoach, E.. An investigation on vibration-based damage detection in circular plates. Structural Health Monitoring Int. Journal. 8 (4), pp. 291-302 (2009) (IF: 3.206)
  22. A. Israr, M. Cartmell, E. Manoach, I. Trendafilova, W. Ostachowicz,M. Krawczuk A. Zak. Analytical modelling and vibration analysis of partially cracked rectangular plates with different boundary conditions and loading. J. Appl. Mech. 76 (1), pp. 1-9, (2009) (IF: 1.395)
  23. Manoach, E., Trendafilova, I., Large amplitude vibrations and damage detection of rectangular plates. Journal of Sound and Vibration, 315 (3) (2008), pp. 591-606. (IF: 1.857)
  24. Trendafilova, I., Manoach, E.,  Vibration Based Damage Detection in Plates by Using Time Series Analysis, Mechanical Systems and Signal Processing, 22 (5), pp. 1092-1106, (2008) (IF:  2.465)
  25. Kiriazov, P., E. Manoach, Motor Control Optimization in Sport and for Disabled People, Kinesitherapy, ISSN: 1311-770X, No.2, pp.24-29, 2008 (in Bulgarian)
  26. Trendafilova, I., Manoach, E., Cartmell, M.P., Ostachowicz, W., Zak, A. An investigation on damagedamage detection in aircrafts panels using nonlinear time series analysis 2007            Key Engineering Materials 347, pp. 213-218
  27. Grabowska, J., Palacz, M., Krawczuk, M., Ostachowicz, W., Trendafilova, I., Manoach, E., Cartmell, M. Wavelet analysis for damage identification in composite structures 2007 Key Engineering Materials 347, pp. 253-258
  28. I.Trendafilova, E. Manoach, M.P.Cartmell, M.Krawczuk, W.M.Ostachowicz, M.Palacz, On the problem for damage detection of vibrating cracked plates. Applied Mechanics and Materials 5-6, pp. 247-254 (2006)
  29. A. Isar, M. Cartmel, M.Krawczuk, W..Ostachowicz, E.Manoach, I.Trendafilova, E.V.Shiskina and M.Palacz, On Approximate Analytical Solutions for Vibrations in Cracked Plates. Applied Mechanics and Materials 5-6, pp. 315-322 (2006)
  30. P. Ribeiro, E. Manoach, The effect of temperature on the large amplitude vibrations of curved beams, J. Sound & Vibrations  vol. 285 pp. 1093-1107 (2005). (IF: 1.857)
  31. E. Manoach, Thermoelastic large amplitude vibrations of Mindlin circular plates. Mechanics of the Machines, vol. 56, pp.15-20 (2005).
  32. E. Manoach , P. Ribeiro, Coupled, thermoelastic, large amplitude vibrations of Timoshenko beams. Int. J. Mechanical Sciences, vol. 46, pp. 1589-1606 (2004).( IF: 2.061)
  33. Joel L. Berry, E. Manoach, C.i Mekkaoui, P.H. Rolland, J. E. Moore, Jr., and A. Rachev. Hemodynamics and Wall Mechanics of a Compliance Matching Stent: In Vitro and In Vivo Analysis, Journal of Vascular and Interventional Radiology Vol. 13, pp.97-105 (2002) (IF: 2.149)
  34. Z. Mohamed, J. Moore Jr , A. Rachev, J. Berry,  E. Manoach,  Stress Concentration Reduction in Stented Arteries Using Compliance Transitioning. Int. J. of Cardiovascular Medicine and Science Vol. 3, pp. 137-147 (2000).
  35. Rachev, E. Manoach, J. Berry, J. Moore Jr., А Model of Stress-Induced Geometrical Remodeling of Vessel Segments Adjacent to Stents and Artery/Graft Anastomoses. Journal of Theoretical Biology. 206, 429-443 (2000). (IF:2.303)
  36. E. Manoach. Dynamic large deflection analysis of elastic-plastic structures. Journal of Theoretical and Applied Mechanics , Vol. 29 , pp.45-59 (1999)
  37. K. Delchev and E. Manoach. An approach to the synthesis of structural elements made of composite materials by using of a electro-magnetic field. Journal of Theoretical and Applied Mechanics, Vol.  XXV, (1996) pp.110-118
  38. E. Manoach. Dynamic large deflection analysis of elastic-plastic Mindlin circular plates. International Journal of Non-Linear Mechanics, Vol. 29, (1994) pp. 723-735. (IF: 1.463)
  39. E. Manoach and D. Karagiozova. Dynamic response of thick elastic-plastic beams. International Journal of Mechanical Sciences. Vol. 35, (1993) pp. 909-919. (IF: 2.061)
  40. E. Manoach. Dynamic response of elastoplastic Mindlin plate by mode superposition method.. Journal of Sound and Vibrations. Vol. 162, (1993), pp.165-175. (IF: 1.857)
  41. E. Manoach ,D. Karagiozova. Impulse loading of an elastic-plastic beam on an elastic foundation. Computers and Structures. Vol. 45, (1992), pp. 605-612. (IF: 2.178)
  42. D. Karagiozova, E. Manoach. Coupling effects in an elastic-plastic beam subjected to heat impact. Nuclear Engineering and Design, Vol. 135, (1992),pp. 267-276. (IF: 0.972 )
  43. D. Karagiozova, L. Hadjikov, E. Manoach, V. Karagiozov. On the inverse problems in dynamics of layered systems. Theoretical and Applied Mechanics - BAS. Vol. XXII, (1991), pp. 58-69.
  44. E. Manoach, D. Karagiozova, L. Hadjikov, An inverse problem for an initially heated circular plate under a pulse loading. ZAMM (Applied Mathematics and Mechanics). Vol. 71, (1991), pp.413-416. (IF: 1.008)
  45. V. Sainov, E. Simova and E. Manoach. Plate Bending Investigation by Comparative Holographic Moire Interferometry. Evaluation by Finite Element Method. Optics and Lasers in Engineering Vol. 11, (1989), pp.15-25. (IF: 1.695)
  46. T. Angelov, E. Manoach. A Point in domain identification program. Advances in Engineering Software. Vol.11, (1989), pp. 99-106. (IF:1.422)
  47. D. Karagiozova, E. Manoach. Impulse loading of a beam with variable cross-section resting on elastic foundation. Journal of Theoretical and Applied Mechanics - BAS, Vol. XX (1989), pp. 96-106 .

 

Conference papers

 

  1. Warminska, A., Manoach, E., Warminski, J.. Dynamics of beams and plates under coupled thermo-mechanical loading. Proceedings of 11th Int. Conference on Engineering Vibration, Ljubljana, Slovenia, 7-10 September, 2015, 2015, ISBN:978-961-6536-97-4, 1 - 10
  2. Manoach, E.,  J. Warminski, A, Warminska.  Large amplitude vibrations of Timoshenko beams with delamination in temperature environment. Proceedings of the 9th International Conference on Structural Dynamics, EURODYN 2014 Porto, Portugal, 30 June - 2 July 2014 A. Cunha, E. Caetano, P. Ribeiro, G. Müller (eds.) pp. ..1875-1882 . ISSN: 2311-9020; ISBN: 978-972-752-165-4
  3. Manoach E., J. Warminski.  Large amplitude vibrations of Timoshenko beams with delamination Proceedings of International Conference on "Numerical Methods for Scientific Computations and Advanced Applications” , May 19-22, 2014, Bansko, Bulgaria, (Kr. Georgiev –Editor), pp. 79-82
  4. Manoach, E., Warminski, J., Mitura, A., Samborski, S. in Z. Dimitrovová, J.R. de Almeida, R. Gonçalves (eds.) Large amplitude vibrations of Timoshenko beams with delamination, in Proceedings of the 11th International Conference on Vibration Problems (ICOVP-2013), Lisbon, Portugal, 9-12 September, 2013, AMPTAC, ISBN 978-989-96264-4-7, 10 pages.  paper : 78
  5. Warminska, A., Warminski, J., Manoach, E. Thermal effects on internal and external resonances of a nonlinear Timoshenko beam. (2014) Proceedings of the ASME Design Engineering Technical Conference, 8,  V008T11A038; 7 pages. DOI: 10.1115/DETC201434078.
  6. Warminska, A., Warminski, J., Manoach , E. Temperature influence on nonlinear responses of Timoshenko beam . 9th International Conference on Multibody Systems, Nonlinear Dynamics, and Control, August 4-7, 2013, Portland, Oregon, USA. Paper: DETC2013-12624.(in press).
  7. Manoach, E., Warminski, J., Mitura, A., Samborski, S. Large amplitude vibrations of Тimoshenko beams with Delamination, in Z. Dimitrovová, J.R. de Almeida, R. Gonçalves (eds.) “Proceedings of the 11th International Conference on Vibration Problems (ICOVP-2013)”, Lisbon, Portugal, 9-12 September, 2013, AMPTAC, ISBN 978-989-96264-4-7, 10 pages.  paper : 78.
  8. E. Manoach, S. Samborski, J. Warminski, Delamination detection of laminated, nonlinear vibrating and thermally loaded beams. In “Vibration Problems ICOVP 2011” , Springer Proceedings in Physics 139 (2011), ISBN 978-94-007-2068-8, 67-74.
  9. Zahariev E., Manoach E., Tododrov M.  and Vasilev V., Motion Simulation and Stress and Strain Analysis of Elastic Wind Power Generators, 11th National Congress on Theoretical and Applied Mechanics, 2-5 Sept. 2009, Borovets, Bulgaria. CD
  10. E. Manoach, I. Trendafilova, I., Large amplitude vibrations of damaged plates, 2007, Proc. of EUROMECH colloquium 483, Geometrically Non-linear vibrations of structures, 9-11 July, 2007, Porto, Portugal, pp. 149-153
  11. E. Manoach , P. Ribeiro, Proceedings of 10th Jubilee National Congress on Teorethical and Applied Mechanics, Varna 2005, Vol. 1. pp. 270-281.
  12. E. Manoach. Coupled, large amplitude vibrations of circular plates subjected to mechanical and thermal loading. Proc. Of ENOC-2005, Fifth EUROMECH Nonlinear Dynamic Conference Eindhoven, The Nederlands, 7-12 August 2005 pp. 2548-2557.
  13. E. Manoach, M. Ferman, Coupled thermo-elastic large amplitude vibrations nonlinear vibrations of beams subjected to thermal and mechanical loadings. In Proc. of Int. Conference on Nonlinear Problems in Aviation and Aerospace ICNPAA 2004: Mathematical Problems in Engineering and Aerospace Science. June 2-4, Timisoara, Romania, Cambridge Scientific Publishers, pp. 423-431.
  14. E. Manoach , Large amplitude vibrations of Timoshenko beams subjected to thermal loading.  8th International Conference on Recent Advances in Structural Dynamics, July 2003, Southampton, UK. CD-paper 39 (10 pages) (2003)
  15. E. Manoach, Large Amplitude vibrations of beams at elevated temperatures, Proceedings of MEET/MARIND International conference,  Varna, Bulgaria, October 2002, Vol.2, pp.207-212.
  16. E. Manoach, Large Amplitude vibrations of heated beams, Proceedings of 9th National Congress on Theoretical and Applied Mechanics, Varna, Bulgaria, September 2001, Vol.1, pp. 542-547.
  17. Joel L. Berry, Emil Manoach, Choukri Mekkaoui, Pierre H. Rolland, J. E. Moore, Jr., and Alexander Rachev, An Experimental and Finite Element Study, Proceedings of 9th National Congress on Theoretical and Applied Mechanics, Varna, Bulgaria, September 2001, Vol.1, pp. 288-298
  18. E. Manoach, J. Berry,  J. Moore Jr,  A. Rachev, Finite Element Stress Analysis of Stented Arteries. Proc. of  1st Baltic-Bulgarian Conference on Mechanics, Biomechanics and Bionics. June, Varna, Bulgaria, 2000, pp. 33-38.
  19. E. Manoach. Dynamic large deflection analysis of elastic-plastic beams and plates.Proc. of 7th  International Conference Recent Advances on Structural Dynamics. 2000 , Vol. 1 , Southampton, England , August, 2000. pp. 389-400
  20. Z. Mohammad, J. Moore Jr., J. Berry, E. Manoach, A. Rachev, Effects of Compliance Transitioning on Wall Stresses in a Stented Artery., Proceedings of the 1999 Bioengineering Conference, ASME, BED-Vol 42, 1999, pp.788-790.
  21. E.. Manoach  G. de Paz K. Kostadinov and F. Montoya. Dynamic Response Of Single-Link Flexible Manipulators. Proceedings of  6 th  International Conference Structural Dynamics : Recent Advances. 14 - 17 July, 1997 ,Southampton, Vol.2, pp.1275-1290
  22. E. Manoach. Dynamic large deflection analysis of elastic-plastic Mindlin circular plates. in Proc. of the 5th International Conference Recent Advances on Structural Dynamics. 18th-21st July 1994, Southampton, Vol. 1, pp. 352-361.
  23. D. Karagiozova and E. Manoach. Dynamic response of thick elastic-plastic beams. In Proceedings of  1st National Congress on Computational Mechanics. GR.A.C.M. Athens 3-4 September 1992., pp. 555-562.
  24. D. Karagiozova, E. Manoach. Coupling effects in elastic - plastic structural elements subjected to heat impact. 11th International Conference SMiRT - 11, August 18-23, 1991, Tokyo, Japan, Transactions, Paper J12/6, pp.256-260.
  25. E. Manoach. On the orthogonality of forms of vibrations of Mindlin plates. In Proceedings of VIth National Congress on Theoretical and Applied Mechanics. Varna, 25-30, September,Vol. 2 , 1989, pp. 309-312.


Recent Projects: Recent International Projects:


2010

The Royal Society of Edinburg Grant for a research visit in the University of Strathclyde, Glasgow, UK

2007-2008

Principle investigator oh the Royal Society Grant IJP-2006/R2, Increasing the safety of nonlinear vibrating thermally loaded structures, with University of Strathclyde, Glasgow, UK

2005-2007
Project coordinator of NATO Colaborative Linkage Grant. Preventing Disasters from Collapse of Aircraft Structures using vibration based health monitoring (with UK and Poland).
2004
Principal investigator in Multi-Material Micro Manufacture: Technologies and Applications -4M Network of Excellence in 6th Framework program of EC, coordinated by Cardiff University, UK
2003
COBASE 2002 PROJECT DEVELOPMENT & INITIATION VISITS, NSF, USA Thermoelastic large amplitude vibrations of thin-walled structures (fellowship supported by National Science Foundation-USA) : August -September 2003
2002-2003
NATO scholarship in CENUME, IDMEC - Pólo FEUP, Porto, Porugal
Thermoelastic large amplitude vibrations of beams
1998 -2000


NATO Linkage Grant "Mechanical Analysis of the Stent/Artery System" with, Florida International University, Miami, USA, Brown Gray School of Medicine, Wake Forest University, Winston Salem, USA.
1994-1997
Principal investigator in the project CIPA CP 940109 of EC program "COPERNICUS" "Robot based dimensional quality control in manufacturing", coordinated by the University of Valiadolid. Spain

 

Recent Projects with Bulgarian research fund:

 

2005-2009
Head of the project ТН-1518/05 Nonlinear vibrations of thin-walled structures, applicable in aviation and methods for damage detections
2001 - 2005
Head of the project ТН-1103/01 Dynamic and stability of thin-walled structures subjected to thermal and mechanical loading

 

Membership:

Bulgarian Union of Scientists,

Bulgarian Union of Mathematicians,

National Scientific Council of Mechanics,

General Assembly of the Bulgarian Academy of Sciences,

Scientific Council of the Institute of Mechanics,

National Scientific Council of Mechanics of Structures.

National Scientific Council of Applied Mathematics and Mechanics

Мember of the Editorial board of Advances in Acoustic and Vibrations (an open access International Journal: http://www.hindawi.com/journals/aav/)

 

 

Honors:

First prize of the National Research Fund for the head of the best project during the period 2001-2004.

First prize of the Union of Scientists in Bulgaria for scientific achievements in the period 2003-2005.

 

 


Modified date:22-05-2017