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1/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY POLYTECHNIC UNIVERSITY OF BUCHAREST MACHINE ELEMENTS & TRIBOLOGY (OMTR) CG Building - Spl. Independentei 313,

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Presentation on theme: "1/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY POLYTECHNIC UNIVERSITY OF BUCHAREST MACHINE ELEMENTS & TRIBOLOGY (OMTR) CG Building - Spl. Independentei 313,"— Presentation transcript:

1 1/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY POLYTECHNIC UNIVERSITY OF BUCHAREST MACHINE ELEMENTS & TRIBOLOGY (OMTR) CG Building - Spl. Independentei 313, Bucharest

2 2/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY UPB Faculty of Mechanical Engineering (FIM) 12 Faculties in UPB Department of MACHINE ELEMENTS AND TRIBOLOGY HEAD: Prof. Mircea D. PASCOVICI 7 Professors (5 PhD advisors) 14 Associate Professors 7 Assistant Professors (Lecturers) 4 Assistants PhD students 2 Technicians + 2 Secretaries 6 Departments in FIM

3 3/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY CENTRE FOR EXCELLENCE IN MECHANICAL ENGINEERING AND TRIBOLOGY CNCSIS - ACCREDITATION Chairman: Prof. Mircea D. PASCOVICI Executive Manager: Assoc. Prof. Adrian PREDESCU Research LABORATORIES (Teams) Tribology Mechanical transmissions Computer assisted mechanical engineering Department of MACHINE ELEMENTS AND TRIBOLOGY HEAD: Prof. Mircea D. PASCOVICI Education Undergraduate courses in Machine elements and Mechanisms Tribology Management in Mechanical Engineering IT basis for Mechanical Engineering Postgraduate courses for CAD-CAE in Mechanical Engineering Biomedical Engineering

4 4/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY Thermo-hydro-dynamic lubrication studies with application to various machine elements LUBRICATION Viscous Dampers & Vibrators Viscous Pumps Hydrodynamic Bearings Seizure, Optimal filter size, Oil contamination Viscous Couplings Thermal transients regime for automotive transmissions Seals (Mechanical Face Seals, Brush Seals) TEHD Instabilities, Phase change Temperature measurements by infrared Thermography (LMS-Poitiers) IR CameraImage processing unit Thermocouple Feeding arm Bellows Stator Rotor Mirror TRIBOLOGY Laboratory

5 5/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY LUBRICATION OF TEXTURED SURFACES LUBRICATION OF CONFORMAL, LAYERED, COMPLIANT AND POROUS CONTACTS TRIBOLOGY Laboratory

6 6/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY Test rigs TIMKEN Linear contact machine CSM-CALOWEAR & PLINT TE-66 Spherical abrasion tester AMSLER Two roller machine MYTUTOYO Roughness measurement Stick-slip machine Four ball machine Research subjects Friction and wear processes and phenomena Tribological properties of coating materials Mechanical properties of lubricants Reliability and durability of mechanical components Tribology of human joint replacements Tribological behaviour of materials in dry and boundary friction TRIBOLOGY Laboratory

7 7/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY Tribology of human joint replacements TRIBOLOGY Laboratory

8 8/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY TRIBOLOGY Laboratory USA Universities from PITTSBURGH, CARBONDALE & BATON ROUGE Prof. Michael M. KHONSARY ISRAEL TECHNION - Israel Institute of Technology Prof. Itzak ETSION JAPAN University of KOBE Prof. T. IWATSUBO FRANCE Laboratoire de Mecanique et Acoustique Univ. de la Mediteranee Aix-Marseille Prof. Patrick CHABRAND Laboratoire de Mecanique des Solides LMS- Universite de Poitiers Prof. Jean FRENE Prof. Dominique Bonneau (Angouleme) Tribology Laboratory

9 9/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY MECHANICAL TRANSMISSIONS RELIABILITY AND DURABILITY VIBRATION AND NOISE Gears and gearboxes Measurements & Analyses Solutions for noise reduction LOAD CAPACITY Gears, couplings Theoretical studies Experimental studies PRODUCT DEVELOPMENT Various machine elements Damage accumulation model Real loading model Modeling S-N (Wöhler) curves International cooperation COPERNICUS SCOPES Belgium Italy Hungary Slovenia Switzerland Various machine elements Flexible product development

10 10/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY Vibration spectrum at gearbox AK6 Damage accumulation process Experimental S-N (Wöhler) curves Buckling analysis at membrane flexible couplings MECHANICAL TRANSMISSIONS

11 11/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY Modern telemetry system for measurement vibrations and real loading Modern system for performing real-time noise analysis (B & K 2260 Observer) Modern equipments MECHANICAL TRANSMISSIONS

12 12/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY Hardware 38 PC (P-III & P-IV) Colour Plotter SmartBoard Mechanical Engineering software I-DEAS AutoCAD CADdy ADAMS COSMOS FLUENT MathCAD Visual C Computer assisted mechanical engineering

13 13/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY Nonlinear FE modelling of interference joints Computer assisted mechanical engineering

14 14/14 April 2004 MACHINE ELEMENTS & TRIBOLOGY Electronic packaging Cooling modelling of personal computers Computer assisted mechanical engineering


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