1-20 of 23
R. Kovacevic
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Numerical Dynamic Analysis of Moving GTA Weld Pool

Y. M. Zhang, Z. N. Cao, R. Kovačević
Proc. ASME. IMECE96, Transport Phenomena in Materials Processing and Manufacturing, 313-320, November 17–22, 1996
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1996-1060
https://doi.org/10.1115/IMECE1996-1060
View Paper titled, Numerical Dynamic Analysis of Moving GTA Weld Pool
Open the PDF for Numerical Dynamic Analysis of Moving GTA Weld Pool in another window
Topics: Dynamic analysis, Dynamics (Mechanics), Fluid dynamics, Heat, Heat transfer, Three-dimensional models, Transients (Dynamics), Welding
Proceedings Papers

H ∞ Based Robust Multivariable Linear Control of Weld Pool Shape

Y. M. Zhang, Y. X. Yao, L. Li, R. Kovacevic
Proc. ASME. IMECE96, Dynamic Systems and Control, 259-264, November 17–22, 1996
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1996-0345
https://doi.org/10.1115/IMECE1996-0345
View Paper titled, H ∞ Based Robust Multivariable Linear Control of Weld Pool Shape
Open the PDF for H ∞ Based Robust Multivariable Linear Control of Weld Pool Shape in another window
Topics: Control systems, Shapes, Welding, Feedback, Robust control, Simulation, Uncertainty
Proceedings Papers

Robust Fault Detection and Isolation for Linear Input Time-Delay Systems

Y. X. Yao, R. Kovacevic, Y. M. Zhang
Proc. ASME. IMECE96, Dynamic Systems and Control, 859-866, November 17–22, 1996
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1996-0420
https://doi.org/10.1115/IMECE1996-0420
View Paper titled, Robust Fault Detection and Isolation for Linear Input Time-Delay Systems
Open the PDF for Robust Fault Detection and Isolation for Linear Input Time-Delay Systems in another window
Topics: Flaw detection, Time delay systems, Generators, Design, Parametrization
Proceedings Papers

Effect of the DCEP and DCEN Duration Time on the Penetration in AC Plasma Arc Welding of Aluminum Alloys

B. Zheng, Q. L. Wang, R. Kovacevic
Proc. ASME. IMECE98, Manufacturing Science and Engineering, 213-220, November 15–20, 1998
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1998-1032
https://doi.org/10.1115/IMECE1998-1032
View Paper titled, Effect of the DCEP and DCEN Duration Time on the Penetration in AC Plasma Arc Welding of Aluminum Alloys
Open the PDF for Effect of the DCEP and DCEN Duration Time on the Penetration in AC Plasma Arc Welding of Aluminum Alloys in another window
Topics: Aluminum alloys, Plasma arc welding, Heat, Electrodes, Welding
Proceedings Papers

An Experimental Study of Elastic Mechanism With Lumped Mass and Inertia Moment

L. Wang, R. Kovacevic, Hui-jun Zou
Proc. ASME. DETC92, 22nd Biennial Mechanisms Conference: Flexible Mechanisms, Dynamics, and Analysis, 609-612, September 13–16, 1992
Publisher: American Society of Mechanical Engineers
Paper No: DETC1992-0432
https://doi.org/10.1115/DETC1992-0432
View Paper titled, An Experimental Study of Elastic Mechanism With Lumped Mass and Inertia Moment
Open the PDF for An Experimental Study of Elastic Mechanism With Lumped Mass and Inertia Moment in another window
Topics: Inertia (Mechanics)
Proceedings Papers

Measurement and Theoretical Analysis of Elastic Locus of High-Speed Mechanism

Hui-jun Zou, L. Wang, R. Kovacevic
Proc. ASME. DETC92, 22nd Biennial Mechanisms Conference: Flexible Mechanisms, Dynamics, and Analysis, 593-597, September 13–16, 1992
Publisher: American Society of Mechanical Engineers
Paper No: DETC1992-0429
https://doi.org/10.1115/DETC1992-0429
View Paper titled, Measurement and Theoretical Analysis of Elastic Locus of High-Speed Mechanism
Open the PDF for Measurement and Theoretical Analysis of Elastic Locus of High-Speed Mechanism in another window
Topics: Theoretical analysis, Fiber optic sensors, Machinery, Sensors
Proceedings Papers

Temperature Distribution and Fluid Flow Modeling of Electron Beam Melting® (EBM)

M. Jamshidinia, F. Kong, R. Kovacevic
Proc. ASME. IMECE2012, Volume 7: Fluids and Heat Transfer, Parts A, B, C, and D, 3089-3101, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-89440
https://doi.org/10.1115/IMECE2012-89440
View Paper titled, Temperature Distribution and Fluid Flow Modeling of Electron Beam Melting® (EBM)
Open the PDF for Temperature Distribution and Fluid Flow Modeling of Electron Beam Melting® (EBM) in another window
Topics: Cathode ray oscilloscopes, Electron beams, Fluid dynamics, Modeling, Temperature distribution, Thermal analysis, Computer simulation, Convection, Flow (Dynamics), Geometry
Proceedings Papers

A Three-Dimensional Transient Modeling and Experimental Analysis of Laser Transformation Hardening by Using High Power Direct Diode Laser

S. Santhanakrishnan, F. R. Kong, R. Kovacevic
Proc. ASME. MSEC2009, ASME 2009 International Manufacturing Science and Engineering Conference, Volume 1, 347-356, October 4–7, 2009
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2009-84152
https://doi.org/10.1115/MSEC2009-84152
View Paper titled, A Three-Dimensional Transient Modeling and Experimental Analysis of Laser Transformation Hardening by Using High Power Direct Diode Laser
Open the PDF for A Three-Dimensional Transient Modeling and Experimental Analysis of Laser Transformation Hardening by Using High Power Direct Diode Laser in another window
Topics: Experimental analysis, Hardening, Lasers, Modeling, Numerical analysis, Tool steel, Transients (Dynamics)
Journal Articles

Imaging the Keyhole in PAW of Aluminum Alloys

B. Zheng, H. J. Wang, Q. L. Wang, R. Kovacevic
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. August 1999, 121(3): 372–377.
https://doi.org/10.1115/1.2832691
Published Online: August 1, 1999
View Article titled, Imaging the Keyhole in PAW of Aluminum Alloys
Open the PDF for Imaging the Keyhole in PAW of Aluminum Alloys in another window
Topics: Aluminum alloys, Imaging, Plasma arc welding, Feedback, Filters, Image formation, Mirrors, Sensors
Journal Articles

Noncontact Ultrasonic Sensing for Seam Tracking in Arc Welding Processes

S. B. Zhang, Y. M. Zhang, R. Kovacevic
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. August 1998, 120(3): 600–608.
https://doi.org/10.1115/1.2830164
Published Online: August 1, 1998
View Article titled, Noncontact Ultrasonic Sensing for Seam Tracking in Arc Welding Processes
Open the PDF for Noncontact Ultrasonic Sensing for Seam Tracking in Arc Welding Processes in another window
Topics: Arc welding, Carbon dioxide, Circuits, Density, Design, Echoes, Gas metal arc welding, Gas tungsten arc welding, High temperature, Optimization
Journal Articles

Numerical Dynamic Analysis of Moving GTA Weld Pool

Z. N. Cao, Y. M. Zhang, R. Kovacevic
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. February 1998, 120(1): 173–178.
https://doi.org/10.1115/1.2830096
Published Online: February 1, 1998
View Article titled, Numerical Dynamic Analysis of Moving GTA Weld Pool
Open the PDF for Numerical Dynamic Analysis of Moving GTA Weld Pool in another window
Topics: Dynamic analysis, Dynamics (Mechanics), Fluid dynamics, Heat, Heat transfer, Three-dimensional models, Transients (Dynamics), Welding
Journal Articles

State of the Art of Research and Development in Abrasive Waterjet Machining

R. Kovacevic, M. Hashish, R. Mohan, M. Ramulu, T. J. Kim, E. S. Geskin
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. November 1997, 119(4B): 776–785.
https://doi.org/10.1115/1.2836824
Published Online: November 1, 1997
View Article titled, State of the Art of Research and Development in Abrasive Waterjet Machining
Open the PDF for State of the Art of Research and Development in Abrasive Waterjet Machining in another window
Topics: Industrial research, Machining, Manufacturing technology, Particulate matter, Water
Journal Articles

Dynamic Estimation of Full Penetration Using Geometry of Adjacent Weld Pools

Y. M. Zhang, L. Li, R. Kovacevic
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. November 1997, 119(4A): 631–643.
https://doi.org/10.1115/1.2831197
Published Online: November 1, 1997
View Article titled, Dynamic Estimation of Full Penetration Using Geometry of Adjacent Weld Pools
Open the PDF for Dynamic Estimation of Full Penetration Using Geometry of Adjacent Weld Pools in another window
Topics: Artificial neural networks, Geometry, Modeling, Welding
Journal Articles

Simulation of Chaotic Particle Motion in Particle-Laden Jetflow and Application to Abrasive Waterjet Machining

Z. Yong, R. Kovacevic
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research Papers
J. Fluids Eng. June 1997, 119(2): 435–442.
https://doi.org/10.1115/1.2819152
Published Online: June 1, 1997
View Article titled, Simulation of Chaotic Particle Motion in Particle-Laden Jetflow and Application to Abrasive Waterjet Machining
Open the PDF for Simulation of Chaotic Particle Motion in Particle-Laden Jetflow and Application to Abrasive Waterjet Machining in another window
Topics: Machining, Particulate matter, Simulation, Cutting, Drilling, Glass, Jets, Kinematics, Surface roughness, Titanium
Journal Articles

Real-Time Sensing of Sag Geometry During GTA Welding

Y. M. Zhang, R. Kovacevic
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. May 1997, 119(2): 151–160.
https://doi.org/10.1115/1.2831090
Published Online: May 1, 1997
View Article titled, Real-Time Sensing of Sag Geometry During GTA Welding
Open the PDF for Real-Time Sensing of Sag Geometry During GTA Welding in another window
Topics: Geometry, Welding, Algorithms, Lasers, Adaptive dynamics, Control systems, Delays, Feedback, Image processing, Sensors
Journal Articles

Real-Time Image Processing for Monitoring of Free Weld Pool Surface

R. Kovacevic, Y. M. Zhang
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. May 1997, 119(2): 161–169.
https://doi.org/10.1115/1.2831091
Published Online: May 1, 1997
View Article titled, Real-Time Image Processing for Monitoring of Free Weld Pool Surface
Open the PDF for Real-Time Image Processing for Monitoring of Free Weld Pool Surface in another window
Topics: Electrodes, Image processing, Lasers, Mirrors, Plasma jets, Reflection, Shapes, Welding
Journal Articles

Monitoring of Thermal Energy Distribution in Abrasive Waterjet Cutting Using Infrared Thermography

R. Kovacevic, R. Mohan, H. E. Beardsley
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. November 1996, 118(4): 555–563.
https://doi.org/10.1115/1.2831067
Published Online: November 1, 1996
View Article titled, Monitoring of Thermal Energy Distribution in Abrasive Waterjet Cutting Using Infrared Thermography
Open the PDF for Monitoring of Thermal Energy Distribution in Abrasive Waterjet Cutting Using Infrared Thermography in another window
Topics: Thermal energy, Thermography, Water jet cutting, Cutting, Heat, Nozzles, Temperature, Thermal conductivity, Thermocouples, Visualization
Journal Articles

Role of Welding Parameters in Determining the Geometrical Appearance of Weld Pool

R. Kovacevic, Z. N. Cao, Y. M. Zhang
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Technical Papers
J. Eng. Mater. Technol. October 1996, 118(4): 589–596.
https://doi.org/10.1115/1.2805961
Published Online: October 1, 1996
View Article titled, Role of Welding Parameters in Determining the Geometrical Appearance of Weld Pool
Open the PDF for Role of Welding Parameters in Determining the Geometrical Appearance of Weld Pool in another window
Topics: Welding, Computer simulation, Fluid dynamics, Shapes, Deformation, Heat transfer, Machinery, Temperature distribution
Journal Articles

Investigations in Abrasive Water Jet Erosion Based on Wear Particle Analysis

A. W. Momber, H. Kwak, R. Kovacevic
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 1996, 118(4): 759–766.
https://doi.org/10.1115/1.2831605
Published Online: October 1, 1996
View Article titled, Investigations in Abrasive Water Jet Erosion Based on Wear Particle Analysis
Open the PDF for Investigations in Abrasive Water Jet Erosion Based on Wear Particle Analysis in another window
Topics: Erosion, Particulate matter, Water, Wear, Pressure, Pumps, Grain size, Cast iron, Cutting, Jets
Journal Articles

Dynamic Analysis and Identification of Gas Tungsten Arc Welding Process for Weld Penetration Control

Y. M. Zhang, R. Kovacevic, L. Wu
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Technical Papers
J. Manuf. Sci. Eng. February 1996, 118(1): 123–136.
https://doi.org/10.1115/1.2803633
Published Online: February 1, 1996
View Article titled, Dynamic Analysis and Identification of Gas Tungsten Arc Welding Process for Weld Penetration Control
Open the PDF for Dynamic Analysis and Identification of Gas Tungsten Arc Welding Process for Weld Penetration Control in another window
Topics: Dynamic analysis, Gas tungsten arc welding, Control algorithms, Design, Welding, Control systems, Delays, Inertia (Mechanics), Simulation