Vibratii
Acustica tehnica
Analiza cu elemente finite - dinamica structurilor
Masuratori de vibratii si zgomote prin programare cu Labview
Optimizare structurala prin analiza cu elemente finite
ARTICOLE Stiintifice ISI
18. Lupea, I.,Lupea,M., Detecting Helical Gearbox Defects from Raw Vibration Signal Using Convolutional Neural Networks, Sensors 2023, 23(21), 8769; https://doi.org/10.3390/s23218769
17. Lupea, I.,Lupea,M., Machine Learning Techniques for Multi-Fault Analysis and Detection on a Rotating Test Rig using Vibration Signal, Symmetry 2023, 15(1), 86; https://doi.org/10.3390/sym15010086
16. Lupea, I.,Lupea,M., Fault detection on a rotating test rig based on vibration analysis and machine learning, Proceedings of the ROMANIAN ACADEMY series A-MATHEMATICS PHYSICS TECHNICAL SCIENCES, INFORMATION SCIENCE Volume: 23, Issue: 2/2022, Pages: 151-160, Issn: 1454-9069 (raw data will be loaded)
15. Lupea, I., Experimental validation of acoustic modes for fluid structure coupling in the car habitacle, Proceedings of the ROMANIAN ACADEMY series A-MATHEMATICS PHYSICS TECHNICAL SCIENCES, INFORMATION SCIENCE Volume: 18, Issue: 1 Pages: 326-334 Ian-Mar 2017, Issn: 1454-9069
14. Lupea, I., UPDATING OF AN EXHAUST SYSTEM MODEL BY USING TEST DATA FROM EMA, Proceedings of the ROMANIAN ACADEMY series A-MATHEMATICS PHYSICS TECHNICAL SCIENCES, INFORMATION SCIENCE Volume: 14, Issue: 4 Pages: 326-334 OCT-DEC 2013, Issn: 1454-9069
13. Lupea, I., A lumped mass exhaust system model, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 58, Issue IV, Nov. 2015, pages 509-512, Issn: 1221-5872.
12. Curtean, R., Gavrila, R., Lupea, I., Estimation of harmonic response considering transfer function calculated in random analysis , Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 58, Issue IV, Nov. 2015., Issn: 1221-5872.
11. Curtean,R., Lupea,I., Fatigue calculation of a car component subjected to random vibrations, Proceedings of the 14th Symposium on Experimental Stress Analysis and Material Testing, Book Series: Key Engineering Materials, volume 601, pages 104-107, doi:10.4028/www.scientific.net/KEM.601.104 published 2014, Issn:1662-9795.
10. Curtean, R., Lupea, I., Random Excitation of a Car Component From The Road, Book Series:Applied Mechanics and Materials, vol. 430 (2013) pp.184-190, available online since 2013/Sep/27 at www.scientific.net. © (2013) Trans Tech Publications, Switzerland, doi:10.4028/www.scientific.net/AMM.430.184, Acoustics And Vibration Of Mechanical Structures, AVMS 2013 Timisoara, 23 mai, 2013, ISI Proc., Issn: 1662-7482.
9. Morariu, M.C., Lupea, I., Anderson, C., Troubleshooting Technics to Identify the Airborne and Structure-Borne Noise Content inside an Electric Vehicle, Applied Mechanics and Materials, vol. 430, pp.297-302, ISI Proc. of Acoustics and Vibration of Mechanical Structures AVMS, vol. 430, pp.297-302, Sept. 2013, Timisoara, available online www.scientific.net , Trans Tech Publications, Switzerland, doi: 104028/ www.scientific.net/ AMM.430.297., Issn: 1662-7482
8. Lupea, I., CONSIDERATIONS ON THE HELMHOLTZ RESONATOR SIMULATION AND EXPERIMENT PROCEEDINGS OF THE ROMANIAN ACADEMY SERIES A-MATHEMATICS PHYSICS TECHNICAL SCIENCES INFORMATION SCIENCE Volume: 13 Issue: 2 Pages: 118-124 Published: APR-JUN 2012
7. Lupea, Iulian; Szathmari, Robert , Vibroacoustic frequency response on a passenger compartment JOURNAL OF VIBROENGINEERING Volume: 12 Issue: 4 Pages: 406-418 Published: DEC 2010
6. Lupea, Iulian; Tudose, L., Stanescu, Cristina, Lupea, Mihaela, DYNAMIC SYMULATION AND EXPERIMENTON A SPRAYER BOOM STRUCTURE Conference: 20th International Danube-Adria-Association-for-Automation-and-Manufacturing Symposium Location:Vienna, AUSTRIA Date: NOV 25-28, 2009 Sponsor(s): Danube Adria Assoc Automat & Mfg Int Vienna; Vienna Univ Technol; Univ Appl Sci Technikum Vienna; Austrian Soc Engineers & Architects ANNALS OF DAAAM FOR 2009 & PROCEEDINGS OF THE 20TH INTERNATIONAL DAAAM SYMPOSIUM Book Series: Annals of DAAAM and Proceedings Volume: 20 Pages: 1541-1542 Published:2009
5. Lobontiu, Nicolae; Lupea, Iulian; Ilic, Rob; et al, Modeling, design, and characterization of multisegment cantilevers for resonant mass detection , JOURNAL OF APPLIED PHYSICS Volume: 103 Issue: 6 Article Number: 064306 Published: MAR 15 2008
4. Lobontiu, Nicolae; Lupea, Iulian; Ilic, Rob, Macro and nano serially-compounded cantilevers for resonance-shift mass detection ASME Conference: ASME International Mechanical Engineering Congress and Exposition Location: Seattle, WA Date:NOV 10-16, 2007 Sponsor(s): Amer Soc Mech Engineers PROCEEDINGS OF THE ASME INTERNATIONAL MECHANICAL ENGINERING CONGRESS AND EXPOSITION 2007, VOL 9, PTS A-C: MECHANICAL SYSTEMS AND CONTROL Pages: 1713-1723 Published: 2008
3. Lupea, Iulian; Cormier, Joel, Size and shape optimization of a polymeric impact energy absorber by simulation, MATERIALE PLASTICE Volume: 44 Issue: 4 Pages: 339-344 Published: 2007
2. Lupea, Iulian; Cormier, Joel, Finite element model validation of a polymeric impact energy absorber, MATERIALE PLASTICE Volume: 43 Issue: 4 Pages: 340-344 Published: 2006
1. Pacurar, V.; Petrina, M.; Lupea, I.; et al. Numerical analysis of the behavior of semi rigid beam to column connections of steel frames, Conference: International Conference on Metal Structures Location: Poiana Brasov, ROMANIA Date: SEP 20-22, 2006 Steel - A New and Traditional Material for Building Book Series: Proceedings and Monographs in Engineering, Water and Earth Sciences Pages: 331-335 Published: 2006
B+ , ISI fi 0
30.Lupea, I.,Considerations on Order Analysis of a Rotating Machinery Test Rig, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 64, Issue 3, 2021.
29.Pintea,M., Coroian,A., Lupea, I.,Considerations on the Manufacturing of Sound Absorbing MPP Samples for the Impedance Tube, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 64, Issue 4, 2021.
28.Lupea, I.,Sound Absorption of Corrugated Cardboard Samples With a Simple Impedance Tube, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 63, Issue 4, 2020.
27. Joldea,M., Lupea,I.,Parameters affecting the outdoor noise barriers effectiveness - simulation with Soundplan, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 63, Issue 1, 2020.
26. Lupea, I., The length of flexible coiled tubes by observing the sound propagation time, Acta Technica Napocensis, Series: AMME, Vol. 62, Issue IV, 2019.
25. Cotovanu, I. C., Lupea, I., Considerations on the modal analysis and vibration simulation of induction motors, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 62, Issue II, June 2019, pages 351-362.
24. Lupea, I., The length of flexible coiled tubes measured by using a sound card and the FRF, Acta Technica Napocensis, Series: AMME, Vol. 62, Issue III, 2019.
23. Cotovanu, I. C., Lupea, I., The Young modulus estimation by correlating FEA and EMA for an electric motor test rig, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 62, Issue III, 2019.
22. Lupea, I., The Length of Flexible Coiled Tubes Measured by Using Standing Waves, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics, and Engineering Vol. 61, Issue III, September, 2018, pages 297-300.
21. Lupea, I., Joint Stiffness Evaluation of a Simplified Robot Arm Structure by Using Finite Elements, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics, and Engineering Vol. 61, Issue III, September, 2018, pages 301-304. Issn: 1221-5872.
20. Lupea, I., Considerations on the outdoor Noise Barrier Design and Simulation, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 60, Issue III, 2017, pages 343-351., Issn: 1221-5872.
19. Lupea, I., Ciascai,I., Finding Vibration Modes for a piezo driven robot structure, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 60, Issue III, 2017, pages 351-357., Issn: 1221-5872.
18. Lupea, I., Considerations On An Elementary Fluid-Structure Coupling System, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 57, Issue IV, Nov. 2014, pages 487-492., Issn: 1221-5872.
17. Lupea, I., The Modulus Of Elasticity Estimation By Using FEA and a Frequency Response Function, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 57, Issue IV, Nov. 2014, pages 493-496.
16. Scurtu, L., Lupea, I., Frontal Crash Simulation of a Chassis Frame, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 57, Issue III, Sept. 2014, pages 411-414.
15. Lupea, I., Coroian, A., Considerations On The Vehicle Floor Carpet Vibro-Acoustic Modelling, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 56, Issue II, June 2013, pp.263-268.
14. Lupea, I., Porcar, D., Coroian, A., Device for assessing flow resistivity of acoustic absorbing porous/fibrous materials, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 56, Issue III, pp.461-464, Oct. 2013.
13. Lupea, I., Morariu, M., Modal analysis of an inflated tire by simulation, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 54, Issue. IV, 2011, pp. 587-592.
12. Lupea, I., Stremtan Florina-Anca, Considerations On The Acoustic Panel Absorber, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 56, Issue II, June 2013, pp.269-274.
11. Lupea, I., Stremtan Florina-Anca, Topological optimization of an acoustic panel under periodic load by simulation, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 56, Issue III, Oct. 2013, p.455-460.
10. Curtean, R., Lupea, I., A car component subjected to multiple sources of random vibrations, Romanian Journal of Acoustics and Vibration RJAV, Bucuresti, dec. 2012. ISSN 1584-7284, COD CNCSIS: 962
9. Coroian, A., Lupea, I., Vibro-acoustic analysis of passenger compartment, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, vol. 55, Issue. IV, 2012, pp 831-836. ISSN 1221-5872
8. Coroian, A., Lupea, I., Improving the sound pressure level for a simplified passenger cabin by using modal participation and size optimization, Romanian Journal of Acoustics and Vibration, volume X, Issue1, pp100-106, 2013, ISSN 1584-7284
7. Coroian, A., Lupea, I., Studies regarding the effect of the sound absorbing materials on the sound pressure level inside the simplified passenger cabin, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 56, Issue III, Oct. pp.485-492, 2013.
6. Morariu, M.C., Lupea, I., Anderson, C., Interior Noise and Discrete Tones of Electric Vehicles, Series: Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 56, Issue II, pp.405-410, 2013
5. Morariu, M.C., Lupea, I., Anderson, C., Noise analysis inside an electric vehicle during a run up on the road and on the chassis dynamometer, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics,Vol. 57, Issue III, pp.523-529, Oct. 2013.
4. Stremtan, Florina-Anca, Garai, M., Lupea, I., Micro-perforated panels and sound absorption, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Issue. III, Vol. 55, 2012, pp.549-554. ISSN 1221-5872
3. Stremtan Florina-Anca, Lupea,I., Assessing the sound absorption of micro-perforated panels by using the transfer function and the impedance tube, Romanian Journal of Acoustics and Vibration RJAV, Bucuresti, dec., 2012, pp.95-100, ISSN 1584-7284 , COD CNCSIS: 962
2. Stremtan Florina-Anca, Lupea, I., Micro-Perforated Panels – Assessing the Sound Absorption, PAMM, Proc. Appl. Math Mech., vol. 13, issue 1, pp.325-326 GAAM, martie 3013, Serbia, / http://onlinelibrary.wiley.com/doi/10.1002/pamm.201310158/abstract ISSN 1617-7061
1. Stremtan Florina-Anca, Lupea, I., Determination of sound absorption of double micro-perforated absorbers by two analytical methods, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics,Vol. 56, Issue III, pp.561-566, Oct. 2013.
Alte lucrari I
1. Lupea,I., Studiul miscarii unei lamele elastice a carei încastrare vibreaza transversal, Lucrarile sesiunii de comunicari stiintifice ale Univ. "Aurel Vlaicu" Arad ed. 4-a "25 ani de înv. superior aradean" 30-31 oct 1997, vol. VII Mecanica, pag.65-70, Isbn 973-98365-0-x, Isbn 973-98365-7-7.
2. Lupea,I., Aspecte privind absorbitorii dinamici de vibratii si functiile de transfer, Lucrarile sesiunii de comunicari stiintifice ale Univ. "Aurel Vlaicu" Arad ed. 4-a "25 ani de înv. superior aradean" 30-31 oct 1997, vol. VII Mecanica, pag.71-78, Isbn 973-98365-0-x, Isbn 973-98365-7-7.
3. Lupea,I., Observatii cu privire la functia de transfer a unei bare excitate transversal, Lucrarile sesiunii de comunicari _tiintifice ale Univ. "Aurel Vlaicu" Arad ed. 4-a "25 ani de înv. superior aradean" 30-31 oct. 1997, vol. VII Mecanica, pag.79-84, Isbn 973-98365-0-x, Isbn 973-98365-7-7.
4. Lupea,I., Modelarea dinamica a unui brat de robot compus din elemente rigide si elastice, Analele Universitatii din Oradea, Fascicola Mecanica, Sectiunea: Mecanisme, rezistenta materialelor si vibratii, pag.135-140, mai,1997.
5. Lupea,I., Dynamical model of a flexible robot arm using finite element method, Buletinul Stiintific al Universitatii Tehnice din Cluj-Napoca, Acta Technica Napocensis: Seria: Constructii de Masini si Materiale,1994.
6. Lupea,I., Modelarea dinamica a unui brat elastic de robot folosind metoda concentrarii maselor. Analele Universitatii din Oradea,Fascicola Mecanica, Sectiunea: Mecanica, vibratii, rezistenta materialelor, pag.277-282, 1994.
7. Lupea,I.,Modelul dinamic al unui brat elastic de robot folosind moduri de vibratie, Analele Universitatii din Oradea, Fascicola Mecanica, Sectiunea: Mecanica, vibratii, rezistenta materialelor, pag. 283-290, 1994.
8. Lupea,I.,Transverse vibrations of a robot arm, using transfer matrices, Acta Technica Napocensis: Applied Mathematics and Mechanics review of Technical University Cluj-Napoca, pag.63-68, nr.37, vol.2, 1994. 4-th International Conference in Applied Mathematics and Mechanics, Cluj-Napoca June 7-12,1994.
9. Lupea,I.,Vibrational model of a robot arm with elastic joints and rigid links in a static position,Acta Technica Napocensis: Applied Mathematics and Mechanics review of Technical University Cluj-Napoca, pag.69-74, nr.37, vol.2, 1994, 4-th Int. Conference in Applied Mathematics and Mechanics, Cluj-N. June 7-12,1994.
10. Lupea,I., Some frequency response functions using a shaker and different excitation methods, Buletinul Stiintifica al Univ. Tehnice din Cluj-Napoca, Acta Technica Napocensis: Seria: Constructii Masini si Materiale, pag.65-69,nr.36, 1993.
11. Lupea,I., Concepte de programare a robotilor, Analele Universitatii din Oradea, Sectiunea Masini-unelte, pag. 57-63, mai 1993.
12. Lupea,I., A comparison of some frequency response functions using a shaker and different excitation methods, Buletinul stiintific al Universitatii Tehnice Cluj-Napoca, Acta Technica Napocensis: Seria: Constructii de Masini, Materiale, 1993.
13. Lupea,I., Structural frequency response function of a robot using impulsive technique, Buletinul stiintific al Universitatii Tehnice Cluj-Napoca, Acta Technica Napocensis: Seria: Constructii de Masini, Materiale, pag.26-30, nr.35, 1992.
14. Lupea,I., Modes shapes of a robot, Buletinul Stiintific al IPC-N, Technical University of Cluj-Napoca, Acta Technica Napocensis: Section: Construction Machines, Materials, pag.20-25, nr.35, 1992.
15. Lupea,I., Problema deplasarii unui obiect poligonal printre obstacole poligonale, Analele Universitatii din Oradea, Fascicola Mecanica, Sectiunea: Mecanica, vibratii, rezistenta materialelor, pag.22-25, mai, 1992.
16. Lupea,I., Deplasarea unui robot printre obstacole poliedrale -Imaginea obstacolelor în spatiul configuratiilor, Buletinul Stiintific al I.P.Cluj-Napoca, Acta Technica Napocensis: Seria: Constructii de Masini si Materiale, pag.122-128, nr.34, 1991.
Alte lucrari II
1. Lupea, I., Analytical methods to derive the dynamical model of a flexible robot arm, 6th International Workshop on Robotics in Alpe-Adria-Danube Region, RAAD'97, Proceedings pg. 193-198, ISBN 88-87054-00-2 June 26-29 1997, Cassino, Italy.
2. Lupea, I., On the modal analysis of a robot, Proceedings 5th International Workshop on Robotics in Alpe-Adria-Danube Region RAAD'96, pg.309-313, June 10-12 1996, ISBN 963 4204821, Budapesta, Hungary
3. Lupea, I., Lupea,M., Algorithms and programs for path planning in the configuration space for mobile and articulated robots, section Material handling, logistics, robotics, microCAD'96, International Computer science Conference, pg. 71-74, Feb. 1996 Miskolc, Hungary.
4. Lupea,I., Path planning problems in the configuration space for elastic robots, 4-th International Workshop on Robotics in Alpe-Adria-Region July 6-8, 1995, pg. 91-94, Portschach, Austria.
5. Lupea,I., Some analytical methods to derive the dynamical model of a single flexible link manipulator, First ECDP International Conference on Advanced Robotics and Intelligent Automation, pg. 659-664, 6-8 September 1995, Athens, Greece.
6. Lupea, I., Modelarea dinamica a unui brat elastic de robot compus din doua elemente folosind moduri de vibratie, Conferinta Internationala de comunicari stiintifice TMCM'96 Tehnologii Moderne în Constructia de Masini, pag.7-14, mai 1996, Iasi, ISBN 9975-910-00-9.
7. Lupea, I., Lupea,M., Algoritmi si programe pentru planificarea automata a cailor libere la roboti mobili, Conferinta Internationala de comunicari stiintifice TMCM'96 Tehnologii Moderne în Constructia de Masini, pag.15-19, mai 1996, Iasi, ISBN 9975-910-00-9.
8. Lupea, I., Dynamical modelling of a two link robot arm using finite element method, 3th International Scientific Conference, International Machine and Modern Technologies, vol.1, pg. 301-304, MTeM'95, Cugir, RO, 12-14 Oct. 1995.
9. Lupea, I., Calculul obstacolelor si cai libere, pentru roboti mobili în plan, A III-a Conferinta stiintifica Internationala Masini si Tehnologii Moderne, vol. 1, pag. 335-338, MTeM'95, Cugir, 12-14 oct. 1995.
10. Lupea, I., Modelul liniar în spatiul starilor al unui manipulator elastic transportând o sarcina, Simpozion în cadrul "Zilelor Academice Clujene", p.49-53, Academia Româna, AGIR, Cluj-Napoca, 26 oct. 1995.
11. Lupea, I.,Modelarea dinamica a unui brat de robot compus din doua elemente elastice folosind metoda elementului finit, A III-a Conferinta stiintifica Internationala Masini si Tehnologii Moderne, vol.1, pag. 301-304, MTeM'95, Cugir, 12-14 oct. 1995.
12. Lupea, I.,Planificarea traiectoriei unui robot in lant cinematic deschis, printre obstacole, Simpozion AGIR, pag.68-77, mai 1995, Orastie.
13. Lupea, I., Transverse vibrations of a robot arm, using transfer matrices. Acta Technica Napocensis: Applied Mathematics and Mechanics review of Technical University Cluj-Napoca, pg. 63-68, nr.37, vol.2, 1994, 4-th International Conf. in Applied Mathematics and Mechanics, Cluj-Napoca, RO, June 7-12,1994.
14. Lupea, I.,Vibrational model of a robot arm with elastic joints and rigid links in a static position. The 4-th International Conference in Applied Mathematics and Mechanics, Cluj-Napoca June 7-12,1994.
15. Lupea, I., Calculul constrângerilor de pozitie în spatiul configuratiilor în cazul translatarii unui poligon printre obstacole poligonale în plan, Al XI-lea Simpozion National de Roboti Industriali, pag.1-4, Timisoara, oct.,1992.
16. Lupea, I., The execution technology of the disposal surface for the improved knives of the milling heads for conical arc-toothed wheels of ARCOID type, National Symposium SIMSAS 1 ,p.108-115, Bucuresti, oct. 1986,Innovator Certificate Nr.4467, date of issue 15.08.1987 (registered 23.05.1986 ,UNIO Satu-Mare).
Acustica tehnica
Analiza cu elemente finite - dinamica structurilor
Masuratori de vibratii si zgomote prin programare cu Labview
Optimizare structurala prin analiza cu elemente finite
ARTICOLE Stiintifice ISI
18. Lupea, I.,Lupea,M., Detecting Helical Gearbox Defects from Raw Vibration Signal Using Convolutional Neural Networks, Sensors 2023, 23(21), 8769; https://doi.org/10.3390/s23218769
17. Lupea, I.,Lupea,M., Machine Learning Techniques for Multi-Fault Analysis and Detection on a Rotating Test Rig using Vibration Signal, Symmetry 2023, 15(1), 86; https://doi.org/10.3390/sym15010086
16. Lupea, I.,Lupea,M., Fault detection on a rotating test rig based on vibration analysis and machine learning, Proceedings of the ROMANIAN ACADEMY series A-MATHEMATICS PHYSICS TECHNICAL SCIENCES, INFORMATION SCIENCE Volume: 23, Issue: 2/2022, Pages: 151-160, Issn: 1454-9069 (raw data will be loaded)
15. Lupea, I., Experimental validation of acoustic modes for fluid structure coupling in the car habitacle, Proceedings of the ROMANIAN ACADEMY series A-MATHEMATICS PHYSICS TECHNICAL SCIENCES, INFORMATION SCIENCE Volume: 18, Issue: 1 Pages: 326-334 Ian-Mar 2017, Issn: 1454-9069
14. Lupea, I., UPDATING OF AN EXHAUST SYSTEM MODEL BY USING TEST DATA FROM EMA, Proceedings of the ROMANIAN ACADEMY series A-MATHEMATICS PHYSICS TECHNICAL SCIENCES, INFORMATION SCIENCE Volume: 14, Issue: 4 Pages: 326-334 OCT-DEC 2013, Issn: 1454-9069
13. Lupea, I., A lumped mass exhaust system model, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 58, Issue IV, Nov. 2015, pages 509-512, Issn: 1221-5872.
12. Curtean, R., Gavrila, R., Lupea, I., Estimation of harmonic response considering transfer function calculated in random analysis , Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 58, Issue IV, Nov. 2015., Issn: 1221-5872.
11. Curtean,R., Lupea,I., Fatigue calculation of a car component subjected to random vibrations, Proceedings of the 14th Symposium on Experimental Stress Analysis and Material Testing, Book Series: Key Engineering Materials, volume 601, pages 104-107, doi:10.4028/www.scientific.net/KEM.601.104 published 2014, Issn:1662-9795.
10. Curtean, R., Lupea, I., Random Excitation of a Car Component From The Road, Book Series:Applied Mechanics and Materials, vol. 430 (2013) pp.184-190, available online since 2013/Sep/27 at www.scientific.net. © (2013) Trans Tech Publications, Switzerland, doi:10.4028/www.scientific.net/AMM.430.184, Acoustics And Vibration Of Mechanical Structures, AVMS 2013 Timisoara, 23 mai, 2013, ISI Proc., Issn: 1662-7482.
9. Morariu, M.C., Lupea, I., Anderson, C., Troubleshooting Technics to Identify the Airborne and Structure-Borne Noise Content inside an Electric Vehicle, Applied Mechanics and Materials, vol. 430, pp.297-302, ISI Proc. of Acoustics and Vibration of Mechanical Structures AVMS, vol. 430, pp.297-302, Sept. 2013, Timisoara, available online www.scientific.net , Trans Tech Publications, Switzerland, doi: 104028/ www.scientific.net/ AMM.430.297., Issn: 1662-7482
8. Lupea, I., CONSIDERATIONS ON THE HELMHOLTZ RESONATOR SIMULATION AND EXPERIMENT PROCEEDINGS OF THE ROMANIAN ACADEMY SERIES A-MATHEMATICS PHYSICS TECHNICAL SCIENCES INFORMATION SCIENCE Volume: 13 Issue: 2 Pages: 118-124 Published: APR-JUN 2012
7. Lupea, Iulian; Szathmari, Robert , Vibroacoustic frequency response on a passenger compartment JOURNAL OF VIBROENGINEERING Volume: 12 Issue: 4 Pages: 406-418 Published: DEC 2010
6. Lupea, Iulian; Tudose, L., Stanescu, Cristina, Lupea, Mihaela, DYNAMIC SYMULATION AND EXPERIMENTON A SPRAYER BOOM STRUCTURE Conference: 20th International Danube-Adria-Association-for-Automation-and-Manufacturing Symposium Location:Vienna, AUSTRIA Date: NOV 25-28, 2009 Sponsor(s): Danube Adria Assoc Automat & Mfg Int Vienna; Vienna Univ Technol; Univ Appl Sci Technikum Vienna; Austrian Soc Engineers & Architects ANNALS OF DAAAM FOR 2009 & PROCEEDINGS OF THE 20TH INTERNATIONAL DAAAM SYMPOSIUM Book Series: Annals of DAAAM and Proceedings Volume: 20 Pages: 1541-1542 Published:2009
5. Lobontiu, Nicolae; Lupea, Iulian; Ilic, Rob; et al, Modeling, design, and characterization of multisegment cantilevers for resonant mass detection , JOURNAL OF APPLIED PHYSICS Volume: 103 Issue: 6 Article Number: 064306 Published: MAR 15 2008
4. Lobontiu, Nicolae; Lupea, Iulian; Ilic, Rob, Macro and nano serially-compounded cantilevers for resonance-shift mass detection ASME Conference: ASME International Mechanical Engineering Congress and Exposition Location: Seattle, WA Date:NOV 10-16, 2007 Sponsor(s): Amer Soc Mech Engineers PROCEEDINGS OF THE ASME INTERNATIONAL MECHANICAL ENGINERING CONGRESS AND EXPOSITION 2007, VOL 9, PTS A-C: MECHANICAL SYSTEMS AND CONTROL Pages: 1713-1723 Published: 2008
3. Lupea, Iulian; Cormier, Joel, Size and shape optimization of a polymeric impact energy absorber by simulation, MATERIALE PLASTICE Volume: 44 Issue: 4 Pages: 339-344 Published: 2007
2. Lupea, Iulian; Cormier, Joel, Finite element model validation of a polymeric impact energy absorber, MATERIALE PLASTICE Volume: 43 Issue: 4 Pages: 340-344 Published: 2006
1. Pacurar, V.; Petrina, M.; Lupea, I.; et al. Numerical analysis of the behavior of semi rigid beam to column connections of steel frames, Conference: International Conference on Metal Structures Location: Poiana Brasov, ROMANIA Date: SEP 20-22, 2006 Steel - A New and Traditional Material for Building Book Series: Proceedings and Monographs in Engineering, Water and Earth Sciences Pages: 331-335 Published: 2006
B+ , ISI fi 0
30.Lupea, I.,Considerations on Order Analysis of a Rotating Machinery Test Rig, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 64, Issue 3, 2021.
29.Pintea,M., Coroian,A., Lupea, I.,Considerations on the Manufacturing of Sound Absorbing MPP Samples for the Impedance Tube, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 64, Issue 4, 2021.
28.Lupea, I.,Sound Absorption of Corrugated Cardboard Samples With a Simple Impedance Tube, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 63, Issue 4, 2020.
27. Joldea,M., Lupea,I.,Parameters affecting the outdoor noise barriers effectiveness - simulation with Soundplan, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 63, Issue 1, 2020.
26. Lupea, I., The length of flexible coiled tubes by observing the sound propagation time, Acta Technica Napocensis, Series: AMME, Vol. 62, Issue IV, 2019.
25. Cotovanu, I. C., Lupea, I., Considerations on the modal analysis and vibration simulation of induction motors, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 62, Issue II, June 2019, pages 351-362.
24. Lupea, I., The length of flexible coiled tubes measured by using a sound card and the FRF, Acta Technica Napocensis, Series: AMME, Vol. 62, Issue III, 2019.
23. Cotovanu, I. C., Lupea, I., The Young modulus estimation by correlating FEA and EMA for an electric motor test rig, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 62, Issue III, 2019.
22. Lupea, I., The Length of Flexible Coiled Tubes Measured by Using Standing Waves, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics, and Engineering Vol. 61, Issue III, September, 2018, pages 297-300.
21. Lupea, I., Joint Stiffness Evaluation of a Simplified Robot Arm Structure by Using Finite Elements, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics, and Engineering Vol. 61, Issue III, September, 2018, pages 301-304. Issn: 1221-5872.
20. Lupea, I., Considerations on the outdoor Noise Barrier Design and Simulation, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 60, Issue III, 2017, pages 343-351., Issn: 1221-5872.
19. Lupea, I., Ciascai,I., Finding Vibration Modes for a piezo driven robot structure, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 60, Issue III, 2017, pages 351-357., Issn: 1221-5872.
18. Lupea, I., Considerations On An Elementary Fluid-Structure Coupling System, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 57, Issue IV, Nov. 2014, pages 487-492., Issn: 1221-5872.
17. Lupea, I., The Modulus Of Elasticity Estimation By Using FEA and a Frequency Response Function, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 57, Issue IV, Nov. 2014, pages 493-496.
16. Scurtu, L., Lupea, I., Frontal Crash Simulation of a Chassis Frame, Acta Technica Napocensis, Series: Applied Mathematics, Mechanics and Engineering, Vol. 57, Issue III, Sept. 2014, pages 411-414.
15. Lupea, I., Coroian, A., Considerations On The Vehicle Floor Carpet Vibro-Acoustic Modelling, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 56, Issue II, June 2013, pp.263-268.
14. Lupea, I., Porcar, D., Coroian, A., Device for assessing flow resistivity of acoustic absorbing porous/fibrous materials, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 56, Issue III, pp.461-464, Oct. 2013.
13. Lupea, I., Morariu, M., Modal analysis of an inflated tire by simulation, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 54, Issue. IV, 2011, pp. 587-592.
12. Lupea, I., Stremtan Florina-Anca, Considerations On The Acoustic Panel Absorber, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 56, Issue II, June 2013, pp.269-274.
11. Lupea, I., Stremtan Florina-Anca, Topological optimization of an acoustic panel under periodic load by simulation, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 56, Issue III, Oct. 2013, p.455-460.
10. Curtean, R., Lupea, I., A car component subjected to multiple sources of random vibrations, Romanian Journal of Acoustics and Vibration RJAV, Bucuresti, dec. 2012. ISSN 1584-7284, COD CNCSIS: 962
9. Coroian, A., Lupea, I., Vibro-acoustic analysis of passenger compartment, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, vol. 55, Issue. IV, 2012, pp 831-836. ISSN 1221-5872
8. Coroian, A., Lupea, I., Improving the sound pressure level for a simplified passenger cabin by using modal participation and size optimization, Romanian Journal of Acoustics and Vibration, volume X, Issue1, pp100-106, 2013, ISSN 1584-7284
7. Coroian, A., Lupea, I., Studies regarding the effect of the sound absorbing materials on the sound pressure level inside the simplified passenger cabin, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 56, Issue III, Oct. pp.485-492, 2013.
6. Morariu, M.C., Lupea, I., Anderson, C., Interior Noise and Discrete Tones of Electric Vehicles, Series: Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Vol. 56, Issue II, pp.405-410, 2013
5. Morariu, M.C., Lupea, I., Anderson, C., Noise analysis inside an electric vehicle during a run up on the road and on the chassis dynamometer, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics,Vol. 57, Issue III, pp.523-529, Oct. 2013.
4. Stremtan, Florina-Anca, Garai, M., Lupea, I., Micro-perforated panels and sound absorption, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics, Issue. III, Vol. 55, 2012, pp.549-554. ISSN 1221-5872
3. Stremtan Florina-Anca, Lupea,I., Assessing the sound absorption of micro-perforated panels by using the transfer function and the impedance tube, Romanian Journal of Acoustics and Vibration RJAV, Bucuresti, dec., 2012, pp.95-100, ISSN 1584-7284 , COD CNCSIS: 962
2. Stremtan Florina-Anca, Lupea, I., Micro-Perforated Panels – Assessing the Sound Absorption, PAMM, Proc. Appl. Math Mech., vol. 13, issue 1, pp.325-326 GAAM, martie 3013, Serbia, / http://onlinelibrary.wiley.com/doi/10.1002/pamm.201310158/abstract ISSN 1617-7061
1. Stremtan Florina-Anca, Lupea, I., Determination of sound absorption of double micro-perforated absorbers by two analytical methods, Acta Technica Napocensis, Series: Applied Mathematics and Mechanics,Vol. 56, Issue III, pp.561-566, Oct. 2013.
Alte lucrari I
1. Lupea,I., Studiul miscarii unei lamele elastice a carei încastrare vibreaza transversal, Lucrarile sesiunii de comunicari stiintifice ale Univ. "Aurel Vlaicu" Arad ed. 4-a "25 ani de înv. superior aradean" 30-31 oct 1997, vol. VII Mecanica, pag.65-70, Isbn 973-98365-0-x, Isbn 973-98365-7-7.
2. Lupea,I., Aspecte privind absorbitorii dinamici de vibratii si functiile de transfer, Lucrarile sesiunii de comunicari stiintifice ale Univ. "Aurel Vlaicu" Arad ed. 4-a "25 ani de înv. superior aradean" 30-31 oct 1997, vol. VII Mecanica, pag.71-78, Isbn 973-98365-0-x, Isbn 973-98365-7-7.
3. Lupea,I., Observatii cu privire la functia de transfer a unei bare excitate transversal, Lucrarile sesiunii de comunicari _tiintifice ale Univ. "Aurel Vlaicu" Arad ed. 4-a "25 ani de înv. superior aradean" 30-31 oct. 1997, vol. VII Mecanica, pag.79-84, Isbn 973-98365-0-x, Isbn 973-98365-7-7.
4. Lupea,I., Modelarea dinamica a unui brat de robot compus din elemente rigide si elastice, Analele Universitatii din Oradea, Fascicola Mecanica, Sectiunea: Mecanisme, rezistenta materialelor si vibratii, pag.135-140, mai,1997.
5. Lupea,I., Dynamical model of a flexible robot arm using finite element method, Buletinul Stiintific al Universitatii Tehnice din Cluj-Napoca, Acta Technica Napocensis: Seria: Constructii de Masini si Materiale,1994.
6. Lupea,I., Modelarea dinamica a unui brat elastic de robot folosind metoda concentrarii maselor. Analele Universitatii din Oradea,Fascicola Mecanica, Sectiunea: Mecanica, vibratii, rezistenta materialelor, pag.277-282, 1994.
7. Lupea,I.,Modelul dinamic al unui brat elastic de robot folosind moduri de vibratie, Analele Universitatii din Oradea, Fascicola Mecanica, Sectiunea: Mecanica, vibratii, rezistenta materialelor, pag. 283-290, 1994.
8. Lupea,I.,Transverse vibrations of a robot arm, using transfer matrices, Acta Technica Napocensis: Applied Mathematics and Mechanics review of Technical University Cluj-Napoca, pag.63-68, nr.37, vol.2, 1994. 4-th International Conference in Applied Mathematics and Mechanics, Cluj-Napoca June 7-12,1994.
9. Lupea,I.,Vibrational model of a robot arm with elastic joints and rigid links in a static position,Acta Technica Napocensis: Applied Mathematics and Mechanics review of Technical University Cluj-Napoca, pag.69-74, nr.37, vol.2, 1994, 4-th Int. Conference in Applied Mathematics and Mechanics, Cluj-N. June 7-12,1994.
10. Lupea,I., Some frequency response functions using a shaker and different excitation methods, Buletinul Stiintifica al Univ. Tehnice din Cluj-Napoca, Acta Technica Napocensis: Seria: Constructii Masini si Materiale, pag.65-69,nr.36, 1993.
11. Lupea,I., Concepte de programare a robotilor, Analele Universitatii din Oradea, Sectiunea Masini-unelte, pag. 57-63, mai 1993.
12. Lupea,I., A comparison of some frequency response functions using a shaker and different excitation methods, Buletinul stiintific al Universitatii Tehnice Cluj-Napoca, Acta Technica Napocensis: Seria: Constructii de Masini, Materiale, 1993.
13. Lupea,I., Structural frequency response function of a robot using impulsive technique, Buletinul stiintific al Universitatii Tehnice Cluj-Napoca, Acta Technica Napocensis: Seria: Constructii de Masini, Materiale, pag.26-30, nr.35, 1992.
14. Lupea,I., Modes shapes of a robot, Buletinul Stiintific al IPC-N, Technical University of Cluj-Napoca, Acta Technica Napocensis: Section: Construction Machines, Materials, pag.20-25, nr.35, 1992.
15. Lupea,I., Problema deplasarii unui obiect poligonal printre obstacole poligonale, Analele Universitatii din Oradea, Fascicola Mecanica, Sectiunea: Mecanica, vibratii, rezistenta materialelor, pag.22-25, mai, 1992.
16. Lupea,I., Deplasarea unui robot printre obstacole poliedrale -Imaginea obstacolelor în spatiul configuratiilor, Buletinul Stiintific al I.P.Cluj-Napoca, Acta Technica Napocensis: Seria: Constructii de Masini si Materiale, pag.122-128, nr.34, 1991.
Alte lucrari II
1. Lupea, I., Analytical methods to derive the dynamical model of a flexible robot arm, 6th International Workshop on Robotics in Alpe-Adria-Danube Region, RAAD'97, Proceedings pg. 193-198, ISBN 88-87054-00-2 June 26-29 1997, Cassino, Italy.
2. Lupea, I., On the modal analysis of a robot, Proceedings 5th International Workshop on Robotics in Alpe-Adria-Danube Region RAAD'96, pg.309-313, June 10-12 1996, ISBN 963 4204821, Budapesta, Hungary
3. Lupea, I., Lupea,M., Algorithms and programs for path planning in the configuration space for mobile and articulated robots, section Material handling, logistics, robotics, microCAD'96, International Computer science Conference, pg. 71-74, Feb. 1996 Miskolc, Hungary.
4. Lupea,I., Path planning problems in the configuration space for elastic robots, 4-th International Workshop on Robotics in Alpe-Adria-Region July 6-8, 1995, pg. 91-94, Portschach, Austria.
5. Lupea,I., Some analytical methods to derive the dynamical model of a single flexible link manipulator, First ECDP International Conference on Advanced Robotics and Intelligent Automation, pg. 659-664, 6-8 September 1995, Athens, Greece.
6. Lupea, I., Modelarea dinamica a unui brat elastic de robot compus din doua elemente folosind moduri de vibratie, Conferinta Internationala de comunicari stiintifice TMCM'96 Tehnologii Moderne în Constructia de Masini, pag.7-14, mai 1996, Iasi, ISBN 9975-910-00-9.
7. Lupea, I., Lupea,M., Algoritmi si programe pentru planificarea automata a cailor libere la roboti mobili, Conferinta Internationala de comunicari stiintifice TMCM'96 Tehnologii Moderne în Constructia de Masini, pag.15-19, mai 1996, Iasi, ISBN 9975-910-00-9.
8. Lupea, I., Dynamical modelling of a two link robot arm using finite element method, 3th International Scientific Conference, International Machine and Modern Technologies, vol.1, pg. 301-304, MTeM'95, Cugir, RO, 12-14 Oct. 1995.
9. Lupea, I., Calculul obstacolelor si cai libere, pentru roboti mobili în plan, A III-a Conferinta stiintifica Internationala Masini si Tehnologii Moderne, vol. 1, pag. 335-338, MTeM'95, Cugir, 12-14 oct. 1995.
10. Lupea, I., Modelul liniar în spatiul starilor al unui manipulator elastic transportând o sarcina, Simpozion în cadrul "Zilelor Academice Clujene", p.49-53, Academia Româna, AGIR, Cluj-Napoca, 26 oct. 1995.
11. Lupea, I.,Modelarea dinamica a unui brat de robot compus din doua elemente elastice folosind metoda elementului finit, A III-a Conferinta stiintifica Internationala Masini si Tehnologii Moderne, vol.1, pag. 301-304, MTeM'95, Cugir, 12-14 oct. 1995.
12. Lupea, I.,Planificarea traiectoriei unui robot in lant cinematic deschis, printre obstacole, Simpozion AGIR, pag.68-77, mai 1995, Orastie.
13. Lupea, I., Transverse vibrations of a robot arm, using transfer matrices. Acta Technica Napocensis: Applied Mathematics and Mechanics review of Technical University Cluj-Napoca, pg. 63-68, nr.37, vol.2, 1994, 4-th International Conf. in Applied Mathematics and Mechanics, Cluj-Napoca, RO, June 7-12,1994.
14. Lupea, I.,Vibrational model of a robot arm with elastic joints and rigid links in a static position. The 4-th International Conference in Applied Mathematics and Mechanics, Cluj-Napoca June 7-12,1994.
15. Lupea, I., Calculul constrângerilor de pozitie în spatiul configuratiilor în cazul translatarii unui poligon printre obstacole poligonale în plan, Al XI-lea Simpozion National de Roboti Industriali, pag.1-4, Timisoara, oct.,1992.
16. Lupea, I., The execution technology of the disposal surface for the improved knives of the milling heads for conical arc-toothed wheels of ARCOID type, National Symposium SIMSAS 1 ,p.108-115, Bucuresti, oct. 1986,Innovator Certificate Nr.4467, date of issue 15.08.1987 (registered 23.05.1986 ,UNIO Satu-Mare).