Edgars BERVALDS

Professor Edgars BERVALDS Leader of Research Projects within the Latvian Academy of Sciences Akademijas laukums 1 - 205 Riga LV 1503 Latvia Phone: +371 6722 7719 Fax: +371 6782 1153 E-mail: berv@latnet.lv

Born: September 13, 1936, Mersrags, Latvia,

Interests:

• Mechanics of Macromedium
• Optimization and Synthesis of Long Span Artificial Structural Systems, including constructions of fully steerable large scale mirror antennae
• Numerical Simulation of Large Scale Structures of Universe
• Geometrical and Topological Properties of Real Space

Brief Description of Research:

• Designing, calculating and investigation of a new type structural systems with considerably higher stiffness conditions ? steerable mirror antennae, 1959-1975
• Investigation of optimal design of large-scale mirror antennae constructions, working out original computation algorithm and method and implementation in the last generation of tiltable radiotelescopes in the ex-USSR, 1976-1990
• Working out a theory for synthesis of artificial builds making use of energetical criteria; working out variational calculus method and application for large and super large constructions; numerical modelling of large scale structures of Universe by energetical criteria, 1991-2005
• Investigation and measuring of parameters of the VIRAC 32 meter and 16-meter antennae, 1994 - 2005
• Geometrical and mechanical properties of natural and artificial macro- and megastructures, 2005-

Languages:  fluent Latvian, Russian; English (casual and speciality), German (speciality).

Education:

• Riga Technical University (Faculty of Civil Engineering), 1960
• Dr.sc.ing. (Candidate of Science in former USSR, Ph.D. in Western countries), St.Petersburg Institute of Civil Engineering, 1979

Experience:

• Leader of Research Projects within the LAS, 2005 -
• Director and Chairman of the Scientific Council, Ventspils International Radio Astronomy Centre (VIRAC), 1996 - 2005
• Head of 9 Latvian Council of Science research grants and 3 projects of Ministry of Education and Science, 1991- ; Head of Latvian part of 2 international projects, 1997-1999, 2004 -2005.
• Supervisor of the former military 32-meter and 16-meter antennae conversion into radiotelescopes and initiating scientific research on RT-32, 1994-1996.
• Head of the Scientific Department of Radiotelescope Mechanics; Professor in Macro-Medium Mechanics, Radioastrophysical Observatory, Latvian Academy of Sciences, 1981-1996.
• Chief Engineer and Head of Special Design Bureau, Radioastrophysical Observatory, Latvian Academy of Sciences, 1963-1980
• Construction Master, Baltic Railway Construction Trust, 1960-1963.

Honours and Awards:

• Corresponding Member, Latvian Academy of Sciences, 2000-
• Award of the Latvian Academy of Sciences, Joint-Stock Company "Latvijas Gaisa Satiksme" and the Educational Foundation of Latvia, 2001
• Member, Committee on Radio Astronomy Frequencies (CRAF) of the European Science Foundation,1995-2005.
• Member, Latvian National Committee of Mechanics, 1992-1998
• Fellow (1965 - ), Member of the Board (1990-1996), Latvian Astronomical Society 
• Expert, EC Specific Research Programmes, 1999 - 2005
• Nominator of the Japan Price, 2001-
• LV representative to the FP6 Programme Committee for Research Infrastructure, 2002-2004

Professional Activities and Memberships:

• Editorial Advisory Board for Journal Baltic Astronomy, 1992-1995
• International Scientific Advisory Council, VIRAC, 1996 - 2004
• Member of the Board of the large scale mirror antennas of the former USSR, 1997- 2004
• Organising two international conferences on mirror antennae constructions, 1986, 1990
• Member, Council of Engure Lake Natural Park, 1998 ?
• Participation/reporting in international scientific conferences:

  - 1^st European Conference on Numerical Methods in Engineering, Brussels, 1992
  -  World Congress on Optimal Design of Structural Systems, Rio de Janeiro, 1993
  -  3^rd World Congress on Computational Mechanics, Tokyo, 1994
  -  International Conference on Cosmic Particle Physics, Moscow, 1994
  -  EPMESC V Conference, Macao, 1995
  -   27^th Russian Conference on Radioastronomy; St.Petersburg, 1997
  -  Fourth Conference of the VIRAC Scientific Advisory Council, Riga, 2002
  -  The 9th World Multi-Conference on Systematics, Cybernetics and Informatics;   Orlando, USA, 2005
  - 13^th International conference on Geometry and Graphics, Dresden (Germany), 2008.

Recent/Representative Publications:
 

• V.S.Polyak, E.J.Bervalds. Precise Construction of Mirror Radiotelescopes: Creation Experience, Analysis and Synthesis Problems. 1990, Riga: Zinatne, 526 p. (in Russian).
• E.Bervalds, J.Kaulinsh. Numerical variational method for the synthesis of load bearing building constructions. - Proceeding of the First European Conference on Numerical Methods in Engineering, 7-11 September 1992, Brussels, Belgium, pp.789-793.
• E.Bervalds. Topological transformations and design of structural systems. - Proceedings of the World Congress on Optimal Design of Structural Systems, August 2-6, 1993, Rio de Janeiro, vol.1, pp.153-160.
• E.Bervalds, J.Kaulinsh. A computational Algorithm of the stiffest Spatial Bar System on the Earth. - Proceedings of the Third World Congress on Computational Mechanics August 1-5, 1994, Chiba, Japan, pp.1313-1315.
• E.Bervalds, J.Kaulinsh. An effective Algorithm and Software Engineering Tool for the Synthesis of Structural Systems Using Small Computers. - Proceedings of the Fifth EPMESC Conference, August 1-4, 1995, Macao, vol.2, pp.1049-1054.
• E.Bervalds, G.Ozolinsh, Z.Sika, G.Balodis. Investigations into the main parameters of the VIRAC 32-metre antenna. - Latvian Journal of Physics and Technical Sciences, 1997, No2, pp.48-59.
• E.Bervalds, K.Berzins. Energetical properties of the topological invariants of real space.  Latvian Journal of Physics and Technical Sciences, 1998, N 6., pp.3-11.
• E.Bervalds, G.Ozolins, Z.Sika, D.Bezrukov, M.Abele, A.Pavenis. The VIRAC 32-metre antenna: reconstruction of the system of tracking and guidance? Latvian Journal of Physics and Technical Sciences, 1998, No6, pp.12-19.
• E.Bervalds, K.Berzins, I.Shmelds. On a scale-free k-point approximation of the large-scale structure of Universe. - Latvian Journal of Physics and Technical Sciences, 2000, No5, pp. 28-34.
• E.Bervalds, G.Ozolins. Prospect of investigations into the methanol masers at Ventspils Intenational Radio Astronomy Centre. ? Latvian Journal of Physics and Technical Sciences, 2001, No3, pp.39-44.
• A.A.Berezhnoy, E.Bervalds, O.B. Khavroshkin, et al. Meteroid impacts and the selenoseismic radio emission. - Baltic Astronomy, 2002, vol. 11, N 3.
• E.Bervalds. Ecology and mechanical synthesis of Noosphere. – Latvian Journal of Physics and Technical Sciences, 2003, No 3, pp. 21-27.
• E.Bervalds. Existence of the phi-relationship within a regular hexagonal tessellation. – Latvian Journal of Physics and Technical Sciences, 2007, 2, pp.57- 58.
• E.Bervalds, M.Dobelis. Geometric Properties of a regular Hexogonal Lattice caused by Phi relationship. – Proceedings of 13^th International conference on Geometry and Graphics. August 4-8, 2008, Dresden (Germany). ISBN: 978-3-86780-042-6.
• E.Bervalds, O.Verners, M.Dobelis. Geometric approximation scheme for a tetrapod-shaped macrostructural    
  superelement. – Latvian Journal of Physics and Technical Sciences, 2009, 6, pp. 57-62.
• E.Bervalds, M.Dobelis. Geometry of pentahedral macrostructural lattice. – Proceedings of the14th International Conference on Geometry and Graphics, August 5-9, 2010, Kyoto, ISBN 978-4-9900967-1-7.
• E.Bervalds, M.Dobelis. Pentahedral honeycomb with skew hexagonal lattice. –Proceedings of theThe 3rd International Multi-Conference on Engineering and Technological Innovation, IMETI 2010 June 29th - July 2nd, Orlando, Florida, USA,  Vol.1 p.1-4.

Research Projects:

• E.Bervalds (Head of Project). Theory and Practice of the Mechanical Synthesis of the Artificial Macromedium. Latvian Council of Science (1991-1993).
• E.Bervalds (Head of Project). The Topological Aspect of the Mechanical Synthesis of Artificial Macromedium. Latvian Council of Science (1994-1996).
• E.Bervalds (Head of Project). A Common Mechanical Synthesis Principle of the Natural and Artificial Macromedium. Latvian Council of Science (1997-2000).
• E.Bervalds (Head of Project). Feasibility Study on Technical and Scientific Performance of the Ventspils 32m and 16m Steerable Parabolic Antennae. Latvian Council of Science (1995-1996).
• E.Bervalds (Head of Project). Feasibility Study on Technical and Scientific Performance of the Ventspils 32m and 16m Steerable Parabolic Antennae and Ensuring of the First Observing Programmes.  Ministry of Education and Science(1997-2000).
• E.Bervalds (Head of Project). Investigations of the RT-16 for the Remote Sensing Necessity. Latvian Council of Science (1999-2000).
• E.Bervalds (Head of Project). Preparation and Implementation of Observations of the Methanol Maser Sources, using RT-32. Latvian Council of Science (2001-2004).
• E.Bervalds (Head of Project) Determination of the Mechanical Properties of the Large Scale Structure of Universe Using Numerical Simulation. Latvian Council of Science (2001-2002)
• E.Bervalds (Manager and Coordinator of Project) Conversion of a Former Military Infrastructure to Facilitate Economic Development and Tourism in a Cross-border Region. PHARE Special Actions in Favour of the Baltic Sea Region Small Project Fund's project LE9913.02/0004 (2001-2002)
• E.Bervalds (Head of Project). Improving and Testing the RT-32 Receiving , Recording and Processing Systems by Performing Observations of Methanol Masers at 12,2 GHz Frequency, Including within EVN (2005).
• E.Bervalds (Head of Project). Topological and Mechanical Analysis of Different Large Scale Structures of Universe Using Numerical Simulations and Observations Data, Latvian Council of Science (2005 - 2009).
• E.Bervalds (Head of Project). Investigation of Geometrical, Topological and Mechanical properties of  the  Spatial Macrostructures of Hexagonal Analogues, Latvian Council of Science (2009 - 2012).

Last update 17-04-2013 18:00:00