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Proceedings Papers

Thermal Conductivity of Nanochanneled Alumina

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A. R. Kumar, D.-A. Achimov, T. Zeng, G. Chen
Proc. ASME. IMECE2000, Heat Transfer: Volume 2, 393-397, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-1452
https://doi.org/10.1115/IMECE2000-1452
View Paper titled, Thermal Conductivity of Nanochanneled Alumina
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Topics: Thermal conductivity, Nanochannels, Anisotropy, Heat conduction, Temperature
Journal Articles

Maximum Bulge Height and Weld Line Displacement in Hydroforming of Tailor Welded Blanks

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A. Kumar, V. Gautam, D. R. Kumar
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. March 2018, 140(3): 031005.
Paper No: MANU-17-1274
https://doi.org/10.1115/1.4038513
Published Online: December 21, 2017
View Articletitled, Maximum Bulge Height and Weld Line Displacement in Hydroforming of Tailor Welded Blanks
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Topics: Blanks, Displacement, Pressure, Simulation, Diluents, Domes (Structural elements), Deformation, Steel, Finite element analysis
Journal Articles

Electromagnetic Crimping in Tube-to-Cylinder Configuration: Influence of the Base Profiles on the Joint Quality

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R. Kumar, S. D. Kore
Journal: Journal of Testing and Evaluation
Publisher: ASTM International
Article Type: Technical Papers
J. Test. Eval.. May 2018, 46(3): 1064–1075.
Paper No: JTE20160531
https://doi.org/10.1520/JTE20160531
Published Online: November 10, 2017
View Articletitled, Electromagnetic Crimping in Tube-to-Cylinder Configuration: Influence of the Base Profiles on the Joint Quality
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Journal Articles

Electric Erosion Induced Microstructure and Mechanical Properties in Spark Plasma Sintered Al-4.5 wt. % Cu Alloy

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S. Devaraj, R. Kumar, S. Sankaran
Journal: Materials Performance and Characterization
Publisher: ASTM International
Article Type: Research-Article
Matls. Perf. Charact.. July 2016, 5(1): 54–65.
Paper No: MPC20150011
https://doi.org/10.1520/MPC20150011
Published Online: March 10, 2016
View Articletitled, Electric Erosion Induced Microstructure and Mechanical Properties in Spark Plasma Sintered Al-4.5 wt. % Cu Alloy
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Proceedings Papers

Effect of Rotary Inertia and Gyroscopic Moments on Dynamics of Two Spool Aeroengine Rotor

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K. Gupta, R. Kumar, M. Tiwari, O. Prakash
Proc. ASME. GT1993, Volume 2: Combustion and Fuels; Oil and Gas Applications; Cycle Innovations; Heat Transfer; Electric Power; Industrial and Cogeneration; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; IGTI Scholar Award, V002T12A010, May 24–27, 1993
Publisher: American Society of Mechanical Engineers
Paper No: 93-GT-045
https://doi.org/10.1115/93-GT-045
View Paper titled, Effect of Rotary Inertia and Gyroscopic Moments on Dynamics of Two Spool Aeroengine Rotor
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Topics: Dynamics (Mechanics), Rotational inertia, Rotors, Bearings, Thrust
Proceedings Papers

Software Agent-Monitored Tutorials Enabling Collaborative Learning in Computer-Aided Design and Analysis

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J. L. Beuth, C. P. Rose´, R. Kumar
Proc. ASME. IMECE2010, Volume 6: Engineering Education and Professional Development, 339-346, November 12–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2010-40768
https://doi.org/10.1115/IMECE2010-40768
View Paper titled, Software Agent-Monitored Tutorials Enabling Collaborative Learning in Computer-Aided Design and Analysis
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Topics: Computer software, Computer-aided design, Students, Design, Mechanical engineering, Teams, Undergraduate students, Computer simulation, Finite element analysis, Internet
Journal Articles

An Experimental Study of the Flow of R-407C in an Adiabatic Spiral Capillary Tube

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M. K. Mittal, R. Kumar, A. Gupta
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. December 2009, 1(4): 041003.
https://doi.org/10.1115/1.4001484
Published Online: May 19, 2010
View Articletitled, An Experimental Study of the Flow of R-407C in an Adiabatic Spiral Capillary Tube
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Topics: Flow (Dynamics), Refrigerants
Journal Articles

Pool Boiling Characteristics of Carbon Nanotube Based Nanofluids Over a Horizontal Tube

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R. Kathiravan, R. Kumar, A. Gupta, R. Chandra, P. K. Jain
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Invited Papers
J. Thermal Sci. Eng. Appl. June 2009, 1(2): 022001.
https://doi.org/10.1115/1.4000042
Published Online: September 16, 2009
View Articletitled, Pool Boiling Characteristics of Carbon Nanotube Based Nanofluids Over a Horizontal Tube
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Topics: Boiling, Carbon nanotubes, Heat transfer, Heat transfer coefficients, Nanofluids, Pool boiling, Water, Surfactants
Journal Articles

Exergy Analysis of an Industrial Waste Heat Recovery Based Cogeneration Cycle for Combined Production of Power and Refrigeration

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A. Khaliq, R. Kumar, I. Dincer
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. June 2009, 131(2): 022402.
https://doi.org/10.1115/1.3120381
Published Online: May 28, 2009
View Articletitled, Exergy Analysis of an Industrial Waste Heat Recovery Based Cogeneration Cycle for Combined Production of Power and Refrigeration
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Topics: Combined heat and power, Cycles, Exergy, Exergy analysis, Exhaust systems, Heat recovery, Pinch effect, Refrigeration, Temperature, Industrial wastes
Proceedings Papers

Experiments and Modeling in Bubbly Flows at Elevated Pressures

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R. Kumar, T. A. Trabold, C. C. Maneri
Proc. ASME. FEDSM2003, Volume 1: Fora, Parts A, B, C, and D, 1829-1839, July 6–10, 2003
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2003-45793
https://doi.org/10.1115/FEDSM2003-45793
View Paper titled, Experiments and Modeling in Bubbly Flows at Elevated Pressures
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Topics: Bubbly flow, Modeling, Bubbles, Porosity, Two-phase flow, Densitometers, Flow visualization, High pressure (Physics), Instrumentation, Refrigerants
Proceedings Papers

Structured Catalysts for Autothermal Reforming of Hydrocarbon Fuels

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J.-M. Bae, S. Ahmed, R. Kumar, E. Doss
Proc. ASME. FUELCELL2003, 1st International Fuel Cell Science, Engineering and Technology Conference, 171-174, April 21–23, 2003
Publisher: American Society of Mechanical Engineers
Paper No: FUELCELL2003-1715
https://doi.org/10.1115/FUELCELL2003-1715
View Paper titled, Structured Catalysts for Autothermal Reforming of Hydrocarbon Fuels
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Topics: Catalysts, Fuels, Microchannels, Diffusion (Physics), Electricity (Physics), Fuel cells, Fuel processing, Gasoline, Honeycomb structures, Natural gas
Proceedings Papers

Direct Oxidation of Waste Vegetable Oil in Solid Oxide Fuel Cells

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Z. F. Zhou, R. Kumar, S. T. Thakur, L. R. Rudnick, H. Schobert, S. N. Lvov
Proc. ASME. FUELCELL2005, 3rd International Conference on Fuel Cell Science, Engineering and Technology, 341-345, May 23–25, 2005
Publisher: American Society of Mechanical Engineers
Paper No: FUELCELL2005-74166
https://doi.org/10.1115/FUELCELL2005-74166
View Paper titled, Direct Oxidation of Waste Vegetable Oil in Solid Oxide Fuel Cells
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Topics: Anodes, Fuels, Oxidation, Solid oxide fuel cells, Vegetable oils
Proceedings Papers

Distributed Reforming of Diesel, JP-8, and Other Heavy Hydrocarbon Fuels for Fuel Cell Applications: Challenges and Issues

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T. R. Krause, S. Ahmed, R. Kumar
Proc. ASME. FUELCELL2006, ASME 2006 Fourth International Conference on Fuel Cell Science, Engineering and Technology, Parts A and B, 787-792, June 19–21, 2006
Publisher: American Society of Mechanical Engineers
Paper No: FUELCELL2006-97260
https://doi.org/10.1115/FUELCELL2006-97260
View Paper titled, Distributed Reforming of Diesel, JP-8, and Other Heavy Hydrocarbon Fuels for Fuel Cell Applications: Challenges and Issues
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Topics: Diesel, Fuel cell applications, Fuels, Catalysts, Design, Desulfurization, Carbon, Fuel cells, Military systems, Sulfur
Proceedings Papers

Linear Programming Performance Bounds for Markov Chains With Polyhedrally Translation Invariant Probabilities and Applications to Unreliable Manufacturing Systems and Enhanced Wafer Fab Models

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James R. Morrison, P. R. Kumar
Proc. ASME. IMECE2002, Electronic and Photonic Packaging, Electrical Systems Design and Photonics, and Nanotechnology, 69-78, November 17–22, 2002
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2002-39274
https://doi.org/10.1115/IMECE2002-39274
View Paper titled, Linear Programming Performance Bounds for Markov Chains With Polyhedrally Translation Invariant Probabilities and Applications to Unreliable Manufacturing Systems and Enhanced Wafer Fab Models
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Topics: Chain, Linear programming, Manufacturing systems, Probability, Semiconductor wafers
Journal Articles

Experimental Measurement of Thermal Heating of Millimeter Sized Spheres Using IR Imaging Subjected to Synchrotron X-Ray Beam With Comparison to Theoretical Predictions

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M. Kazmierczak, R. Kumar, P. Gopalakrishnan, R. Banerjee
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Heat Transfer Photogallery
J. Heat Mass Transfer. August 2007, 129(8): 936.
https://doi.org/10.1115/1.2753560
Published Online: August 1, 2007
View Articletitled, Experimental Measurement of Thermal Heating of Millimeter Sized Spheres Using IR Imaging Subjected to Synchrotron X-Ray Beam With Comparison to Theoretical Predictions
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Topics: Heating, Infrared imaging, X-rays
Journal Articles

Shape Optimization of Flexible Robotic Manipulators

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U. S. Dixit, R. Kumar, S. K. Dwivedy
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research Papers
J. Mech. Des. May 2006, 128(3): 559–565.
https://doi.org/10.1115/1.2181606
Published Online: August 12, 2005
View Articletitled, Shape Optimization of Flexible Robotic Manipulators
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Topics: Deflection, Flexible manipulators, Manipulators, Optimization, Shape optimization, Shapes, Finite element analysis, Dynamic response
Journal Articles

An Experimental Study on Potential of Cement Kiln Dust in Stabilization of Fly Ash

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R Kumar, VK Kanaujia, A Ranjan
Journal: Cement, Concrete and Aggregates
Publisher: ASTM International
Article Type: Technical Notes
Cement, Concrete & Aggregates. June 2002, 24(1): 25–27.
https://doi.org/10.1520/CCA10488J
Published Online: June 1, 2002
View Articletitled, An Experimental Study on Potential of Cement Kiln Dust in Stabilization of Fly Ash
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Journal Articles

Fabry-Perot Resonators Built With YBa 2 Cu 3 O 7 − δ Films on Si Substrates

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A. R. Kumar, V. A. Boychev, Z. M. Zhang, D. B. Tanner
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Technical Papers
J. Heat Mass Transfer. November 2000, 122(4): 785–791.
https://doi.org/10.1115/1.1316784
Published Online: May 25, 2000
View Articletitled, Fabry-Perot Resonators Built With YBa 2 Cu 3 O 7 − δ Films on Si Substrates
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Topics: Cavities, Optical mirrors, Resonance, Temperature, Thin films, Yttrium barium copper oxides, Optimization, Reflectance, Spectra (Spectroscopy), Film thickness
Journal Articles

Experimental Study of Dispersed Droplets in High-Pressure Annular Flows

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T. A. Trabold, R. Kumar, P. F. Vassallo
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. November 1999, 121(4): 924–933.
https://doi.org/10.1115/1.2826083
Published Online: November 1, 1999
View Articletitled, Experimental Study of Dispersed Droplets in High-Pressure Annular Flows
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Topics: Drops, Flow (Dynamics), High pressure (Physics)
Journal Articles

Far-Infrared Transmittance and Reflectance of YBa 2 Cu 3 O 7-δ Films on Si Substrates

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A. R. Kumar, Z. M. Zhang, V. A. Boychev, D. B. Tanner, L. R. Vale, D. A. Rudman
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. November 1999, 121(4): 844–851.
https://doi.org/10.1115/1.2826074
Published Online: November 1, 1999
View Articletitled, Far-Infrared Transmittance and Reflectance of YBa 2 Cu 3 O 7-δ Films on Si Substrates
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Topics: Radiation (Physics), Reflectance, Thin films, Yttrium barium copper oxides, Refractive index, Composite materials, Fluids, Heat transfer, High temperature, Interferometry