Bogdan Cranganu-Cretu

Summary of experience ˇtSeven years of experience in research activity in electromagnetic field analysis of which the last two focused on Non-destructive evaluation techniques based on electromagnetism (Eddy current testing and Magnetic Flux leakage testing). Developed parts for software analyzing the direct problem.ˇtFor three years researched on the field of high frequency electromagnetic field computation. Developed a 3-D code based on FEM using both nodal and edge elements computing electric field in microstrip structures as well as transfer parameters.ˇtStrong experience in developing numerical analysis software for both low and high frequency electromagnetic field. Highly familiar with FEM and BEM method.ˇtOver 30 papers published in international journals and proceedings of international conferences.Highlights of experienceSeptember 2004 - present - Scientist with ABB Corporate Research, with the group of Power Device Modelling. Involved mainly in electromagnetic simulations of power devices but also in coupled electro-tehrmo-mechanical simulaitons.September 2002 – August 2004 – Marie Curie Post Doctoral Fellow with ABB Corporate Research Center Germany. Involved in electromagnetic field simulations based on boundary elements method.October 2001 – September 2002 – Lecturer, then Associate professor, Department of Electrical Engineering, POLITEHNICA University of Bucharest, RomaniaˇtDeveloped parts of 3D FEM based code (edge elements) for eddy currents problem (using Fortran90)ˇtTaught courses on Non Destructive Testing in Electromagnetic Field and of Data Management.April 2000 – October 2001 Research Staff, Japan Society of Applied Electromagnetic and Mechanics, Tokyo, JapanˇtDeveloped numerical software application for Magnetic Flux Leakage testing simulations ˇtInvolved in simulations (forward and inverse problem) for Eddy Current Testing.ˇtDeveloped application for Text Abstraction (used PERL under Linux).Oct. 1992 – Dec. 1999 – (Oct. 1992 – Feb. 1999 Teaching assistant) Lecturer, Department of Electrical Engineering, POLITEHNICA University of Bucharest, RomaniaˇtDeveloped a FEM based 3D application for parameter computation of passive microstrip circuits.ˇtResearch on planar microwave circuits 2-D models. Developed 2-D FEM code.ˇtTaught course on microwave circuits, focused on electromagnetic field analysis.ˇtSupervised student projects in electromagnetic field numerical analysis.EducationSep. 1993 - Jul. 1999 Doctoral Program at the POLITEHNICA University of Bucharest, Department of Electrical EngineeringˇtMarch2000- Ph.D. diploma awarded for the public defense of the thesis “Passive microwave circuits”Sep. 1993 - Aug. 1994 – Post graduate school of CAD for Electromagnetic devices, POLITEHNICA University of Bucharest.Sep. 1987 – Jun. 1992 – Faculty of Electrical Engineering, POLITEHNICA University of Bucharest, Romania, Master courseˇt Sep 1992 – Graduated 9th out of 250 students. Stages abroadˇtDec. 1999 – Mar. 2000 – Research stage, Tohoku University, Sendai Japan. Advisor Prof. T. Takagi. Set up an incipient database to apply KDD techniques for the NDE domain.ˇtDec. 1996 – Jul. 1997 – Doctoral stage, Dip. Of Electronics Eng., Istituto Politecnico di Torino. Advisor Prof. G. Ghione. Developed 2D FEM code for waveguide analysis using edge elements.ˇtApr. 1994 – Sep. 1994 – Research stage, Dip. Of Electrical Eng., Universita di Genova. Advisor Prof. G. Molinari. Developed routines for a low frequency FEM code.ˇtApr. 1992 – Aug. 1992 – Master Thesis stage. Dip. Of Physics, Istituto Politecnico di Torino. Advisor Prof. G. Barbero. Thesis on Impedance spectroscopy of liquid crystals.

ABB Switzerland Ltd. Corporate Research, Baden-Daettwil, .

E-mail: trimite un mesaj.

Pagina web a instituţiei: http://www.abb.com
Pagina web personala: http://faraday.elth.pub.ro

Nascut(a) in: 1968

Interese: Electromagnetism, Metode numerice

Details:
Summary of experience
· Seven years of experience in research activity in electromagnetic field analysis of which the last two focused on Non-destructive evaluation techniques based on electromagnetism (Eddy current testing and Magnetic Flux leakage testing). Developed parts for software analyzing the direct problem.
· For three years researched on the field of high frequency electromagnetic field computation. Developed a 3-D code based on FEM using both nodal and edge elements computing electric field in microstrip structures as well as transfer parameters.
· Strong experience in developing numerical analysis software for both low and high frequency electromagnetic field. Highly familiar with FEM and BEM method.
· Over 30 papers published in international journals and proceedings of international conferences.

Highlights of experience
September 2004 - present - Scientist with ABB Corporate Research, with the group of Power Device Modelling. Involved mainly in electromagnetic simulations of power devices but also in coupled electro-tehrmo-mechanical simulaitons.
September 2002 – August 2004 – Marie Curie Post Doctoral Fellow with ABB Corporate Research Center Germany. Involved in electromagnetic field simulations based on boundary elements method.
October 2001 – September 2002 – Lecturer, then Associate professor, Department of Electrical Engineering, POLITEHNICA University of Bucharest, Romania
· Developed parts of 3D FEM based code (edge elements) for eddy currents problem (using Fortran90)
· Taught courses on Non Destructive Testing in Electromagnetic Field and of Data Management.
April 2000 – October 2001 Research Staff, Japan Society of Applied Electromagnetic and Mechanics, Tokyo, Japan
· Developed numerical software application for Magnetic Flux Leakage testing simulations
· Involved in simulations (forward and inverse problem) for Eddy Current Testing.
· Developed application for Text Abstraction (used PERL under Linux).
Oct. 1992 – Dec. 1999 – (Oct. 1992 – Feb. 1999 Teaching assistant) Lecturer, Department of Electrical Engineering, POLITEHNICA University of Bucharest, Romania
· Developed a FEM based 3D application for parameter computation of passive microstrip circuits.
· Research on planar microwave circuits 2-D models. Developed 2-D FEM code.
· Taught course on microwave circuits, focused on electromagnetic field analysis.
· Supervised student projects in electromagnetic field numerical analysis.

Education

Sep. 1993 - Jul. 1999 Doctoral Program at the POLITEHNICA University of Bucharest, Department of Electrical Engineering
· March2000- Ph.D. diploma awarded for the public defense of the thesis “Passive microwave circuits”
Sep. 1993 - Aug. 1994 – Post graduate school of CAD for Electromagnetic devices, POLITEHNICA University of Bucharest.
Sep. 1987 – Jun. 1992 – Faculty of Electrical Engineering, POLITEHNICA University of Bucharest, Romania, Master course
· Sep 1992 – Graduated 9th out of 250 students.

Stages abroad

· Dec. 1999 – Mar. 2000 – Research stage, Tohoku University, Sendai Japan. Advisor Prof. T. Takagi. Set up an incipient database to apply KDD techniques for the NDE domain.
· Dec. 1996 – Jul. 1997 – Doctoral stage, Dip. Of Electronics Eng., Istituto Politecnico di Torino. Advisor Prof. G. Ghione. Developed 2D FEM code for waveguide analysis using edge elements.
· Apr. 1994 – Sep. 1994 – Research stage, Dip. Of Electrical Eng., Universita di Genova. Advisor Prof. G. Molinari. Developed routines for a low frequency FEM code.
· Apr. 1992 – Aug. 1992 – Master Thesis stage. Dip. Of Physics, Istituto Politecnico di Torino. Advisor Prof. G. Barbero. Thesis on Impedance spectroscopy of liquid crystals.

Publicații selectate:

* 2. B. Cranganu-Cretu, R. Hiptmair and Z. Andjelic,, Transmission Through Arbitrary Apertures in Metal-Coated Dielectric Bodies, IEEE Transaction on Magnetics, 41, 2005.

* 1. B. Cranganu-Cretu, R. Hiptmair, Direct boundary integral equation method for electromagnetic scattering at partly coated dielectric bodies, Computation and Visualization in Science, 2005.

* B. Crânganu-Creţu, F.I. Hănţilă, G. Preda, Z. Chen, K. Miya, Direct computation of static difference magnetic field in nonlinear magnetic materials and application to shape reconstruction of damaged areas in aging materials, IEEE TRansaction on Magnetics, Vol 38 No. 2, 2002.