U1920 POLITEHNICA UNIVERSITY OF TIMIŞOARA RESEARCH REPORT 2011
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U1920 RESEARCH REPORT 2011 EDITURA POLITEHNICA TIMIŞOARA
POLITEHNICA UNIVERSITY OF TIMIŞOARA Pţa. Victoriei, Nr. 2 300006 Timişoara, Romania Tel: +40-256-403000 E-mail: rector@rectorat.upt.ro Fax: +40-256-403021 Web: www.upt.ro
Editorial Board Prof. dr. eng. Radu Vasiu (Editor in Chief) Faculty of Automation and Computers Prof.dr.eng. Daniel Andreescu Assoc.prof.dr.eng. Mihai Micea Lect.dr.eng. Dorina Petrică Faculty of Electronics and Telecommunications Prof.dr.eng. Florin Alexa Assoc.prof.dr.eng. Cătălin Căleanu Assoc.prof.dr.eng. Daniel Belega Faculty of Management in Production and Transportation Assoc.prof.dr. Nicolae Cociu Assist.eng. Cella Flavia Buciuman Faculty of Industrial Chemistry and Environmental Engineering Assoc.prof.dr.eng. Geza Bandur Prof.dr.eng. Petru Negrea Lect.dr.eng. Adina Negrea Lect.dr.eng. Daniel Hădărugă Faculty of Electrical and Power Engineering Assoc.prof.dr.eng. Sorin Muşuroi Lect.dr.eng. Ioan Borlea Assist.eng. Marcus Svoboda Faculty of Engineering in Hunedoara Assoc.prof.dr.eng. Ana Socalici Lect.dr.eng. Vasile PuŃan Lect.dr. Mihaela Osaci Faculty of Civil Engineering Assoc.prof.dr.eng. Carmen Grecea Assoc.prof.dr.eng. Aurel Stratan Lect.dr.eng. Cristina Otilia Voicu Assoc.prof.dr.eng. Olga Bancea Lect.dr.eng. Nagy-Gyorgy Tamas Faculty of Hydrotechnical Engineering Assoc.prof.dr.eng. Ioan Şumălan Department of Mathematics Prof.dr. Octavian Lipovan Assoc.prof.dr. Romeo Negrea Assoc.prof.dr. Doru Păunescu Faculty of Architecture Assoc.prof.dr.arh. Liliana Roşiu Prof.dr.arh. Smaranda Bica Assist.arh. Cristian Blidariu Faculty of Mechanical Engineering Assoc.prof.dr.eng. Aurel Răduţă Assist.eng. Carmen Opriş Assist.eng. Camelia Demian Department of Physical Foundation of Engineering Lect.dr.eng. Marian Greconici Lect.dr.eng. Ioan Zaharie Department of Communication and Foreign Languages Conf.dr. Rodica Superceanu Assist.dr. Daniel Dejica-CarŃiş Department of Physical Education and Sports Lect.dr. Bogdan Almăjan-Guţă Assist.dr. Daniel Chirilă
CONTENTS FACULTY OF AUTOMATION AND COMPUTERS... Research Group in Automation and Computers... Autonomous Research Groups... FACULTY OF INDUSTRIAL CHEMISTRY AND ENVIRONMENTAL ENGINEERING.. Research Centre in Protection and Depollution Water Engineering and Environmental Analysis of Industrial Process P.D.W.E.E.A.I.P.... Research Centre: Chemistry and Chemical Engineering of Organic, Macromolecular and Natural Compounds C.C.E.O.M.N.... FACULTY OF CIVIL ENGINEERING FACULTY OF CIVIL ENGINEERING... Research Centre for Mechanics of Materials and Structures Safety CEMSIG... Research Centre for Retrofitting of Constructions (RECO)... Research Centre for Building Services... Research Team: Geotechnical Engineering... Research Team: Roads and Railways... Research Team: Surveying, Cadastre... FACULTY OF ELECTRONICS AND TELECOMMUNICATIONS ENGINEERING... Department of Aplied Electronics... Research Team: Signal Processing... Research Team: Image Processing and Multimedia Technologies... Department of Measurements and Optical Electronics... FACULTY OF ELECTRICAL AND POWER ENGINEERING... Department of Electrical Engineering... Department of Power Engineering... FACULTY OF HYDROTECHNICAL ENGINEERING... Research Center for Modelling, Designing and Behaviour Monitoring of the Hydrotechnical Developments... FACULTY OF MANAGEMENT IN PRODUCTION AND TRANSPORTATION... Research Centre in Economic Engineering CCIE... FACULTY OF ARCHITECTURE... Research Centre in Architecture and Urban Design... FACULTY OF MECHANICAL ENGINEERING... National Center for Engineering of Systems with Complex Fluids NCESCF Research Centre for Vibroimpacts and Mechanical Vibrations.. Research Centre for Integrated Engineering I.E.R.C.. Research Centre for Processing and Characterization of Advanced Materials Research Centre for Quality in Mechanical Transmission, Precision Mechanics and Mechatronics. Research Centre for Thermal Machines And Equipment, Transportation and Pollution Control.. Research Center in Strength of Materials and Safety of Mechanical Structures, Cables and Conductors... Mechanical Machines, Technology and Transportation Mechanical Technology Department... FACULTY OF ENGINEERING IN HUNEDOARA... Research Center for Optimizations in the Industry of Materials. DEPARTMENT OF MATHEMATICS... Researches in Mathematics and Applied Mathematics... DEPARTMENT OF PHYSICAL FOUNDATION OF ENGINEERING... DEPARTMENT OF COMMUNICATION AND FOREIGN LANGUAGES... DEPARTMENT OF PHYSICAL EDUCATION AND SPORTS... Content and abstracts: Scientific Bulletin of the Politehnica University of Timişoara... Transactions on AUTOMATIC CONTROL and COMPUTER SCIENCE... Transactions on ELECTRONICS and COMMUNICATIONS... Transactions on HYDROTECHNICS... Transactions on MANAGEMENT. ENGINEERING ECONOMY. TRANSPORTATION ENGINEERING... Transactions on ECONOMICS AND SOCIAL SCIENCES... Transactions on MECHANICS... 11 13 27 31 33 47 61 63 82 91 95 97 99 103 105 111 116 127 131 133 138 147 149 161 163 171 173 177 179 195 197 202 210 217 227 231 237 239 257 259 267 279 289 293 295 303 306 315 319 322