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Proceedings Papers

Macro and Micro-Scale Computational Modeling of Laser Powder Bed Fusion of Co-Cr Alloy

Mohit Kumar, Varun Sharma
Proc. ASME. IMECE2024, Volume 2: Advanced Manufacturing, V002T03A060, November 17–21, 2024
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2024-147143
https://doi.org/10.1115/IMECE2024-147143
View Paper titled, Macro and Micro-Scale Computational Modeling of Laser Powder Bed Fusion of Co-Cr Alloy
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Topics: Alloys, Computer simulation, Laser powder bed fusion, Microscale devices
Journal Articles

Large Eddy Simulation of an Open Fan Blade at Full-Scale Reynolds Number

Stephan Priebe, Eduardo Jourdan, Arash Mousavi, Ravish Karve, Suryapratim Chakrabarti, Luke D’Aquila, Junsok Yi, Mohammad Alhawwary, Varun Bharadwaj Ananthan, Kishore Ramakrishnan, Trevor Wood
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2025, 147(7): 071004.
Paper No: TURBO-24-1164
https://doi.org/10.1115/1.4067098
Published Online: December 10, 2024
View Articletitled, Large Eddy Simulation of an Open Fan Blade at Full-Scale Reynolds Number
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Topics: Blades, Flow (Dynamics), Large eddy simulation, Reynolds-averaged Navier–Stokes equations, Wakes, Simulation, Turbulence, Reynolds number
Journal Articles

Enrichment of Chlorophyta Growth Via Cerium Oxide and Utilized for Hydrogen Production Via a Hydrothermal Gasification Process

Manzoore Elahi M. Soudagar, Viyat Varun Upadhyay, N. Naga Bhooshanam, Niraj Kumar, R. Venkatesh, S. Prabagaran, Hua-Rong Wei, Sami Al Obaid, Sulaiman Ali Alharbi
Journal: Journal of Energy Resources Technology, Part B: Subsurface Energy and Carbon Capture
Publisher: ASME
Article Type: Research Papers
J. Energy Res. Technol. Part B. February 2025, 1(1): 011008.
Paper No: JERTB-24-1478
https://doi.org/10.1115/1.4066762
Published Online: December 6, 2024
View Articletitled, Enrichment of Chlorophyta Growth Via Cerium Oxide and Utilized for Hydrogen Production Via a Hydrothermal Gasification Process
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Proceedings Papers

Large Eddy Simulation of an Open Fan Blade at Full-Scale Reynolds Number

Stephan Priebe, Eduardo Jourdan, Arash Mousavi, Ravish Karve, Suryapratim Chakrabarti, Luke D’Aquila, Junsok Yi, Mohammad Alhawwary, Varun Bharadwaj Ananthan, Kishore Ramakrishnan, Trevor Wood
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A012, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122704
https://doi.org/10.1115/GT2024-122704
View Paper titled, Large Eddy Simulation of an Open Fan Blade at Full-Scale Reynolds Number
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Topics: Blades, Large eddy simulation, Reynolds number, Turbulence
Journal Articles

Analyzing Engine Exhaust Gas Temperature Pulsations and Gas-Dynamics Using Thin-Wire Thermocouples

Varun Venkataraman, Beichuan Hong, Andreas Cronhjort
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2024, 146(7): 071002.
Paper No: GTP-23-1193
https://doi.org/10.1115/1.4064314
Published Online: February 8, 2024
View Articletitled, Analyzing Engine Exhaust Gas Temperature Pulsations and Gas-Dynamics Using Thin-Wire Thermocouples
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Topics: Exhaust systems, Pressure, Temperature, Thermocouples, Engines, Stress, Wire, Signals
Journal Articles

Comparison of Tribological Characteristics of LM13/B 4 C and LM13/Ilmenite Composites at High-Temperature Conditions

Rahul Gupta, Tarun Nanda, O. P. Pandey, Varun Singhal, Sandeep Bansal, Ravi Shankar Raman
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. May 2024, 146(5): 051703.
Paper No: TRIB-23-1202
https://doi.org/10.1115/1.4063811
Published Online: January 22, 2024
View Articletitled, Comparison of Tribological Characteristics of LM13/B 4 C and LM13/Ilmenite Composites at High-Temperature Conditions
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Topics: Alloys, Composite materials, Particulate matter, Wear, Stress, High temperature, Aluminum, Boron, Operating temperature, Testing
Journal Articles

Artificial Neural Network Modeling for Predicting the Transient Thermal Distribution in a Stretching/Shrinking Longitudinal Fin

R. S. Varun Kumar, I. E. Sarris, G. Sowmya, B. C. Prasannakumara, Amit Verma
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. August 2023, 145(8): 083301.
Paper No: HT-22-1751
https://doi.org/10.1115/1.4062215
Published Online: April 11, 2023
View Articletitled, Artificial Neural Network Modeling for Predicting the Transient Thermal Distribution in a Stretching/Shrinking Longitudinal Fin
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Topics: Artificial neural networks, Shrinkage (Materials), Transients (Dynamics), Errors, Heat
Proceedings Papers

Effect of Ethanol Addition on the Laminar Burning Velocity of Gasoline Surrogates With Toluene

Varun Shankar, XiaoHang Fang, Nathan Hinton, Martin Davy, Felix Leach
Proc. ASME. ICEF2022, ASME 2022 ICE Forward Conference, V001T02A006, October 16–19, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2022-90452
https://doi.org/10.1115/ICEF2022-90452
View Paper titled, Effect of Ethanol Addition on the Laminar Burning Velocity of Gasoline Surrogates With Toluene
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Topics: Combustion, Ethanol, Gasoline, Fuels, Heptane, Pressure, Temperature, Biomass, Bombs, Engineering simulation
Journal Articles

Mathematical Modeling of Material Removal and Surface Roughness in Ultrasonic-Assisted Magnetic Abrasive Flow Machining Process

Nitin Dixit, Varun Sharma, Pradeep Kumar
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. December 2022, 144(12): 121009.
Paper No: MANU-22-1245
https://doi.org/10.1115/1.4055053
Published Online: August 25, 2022
View Articletitled, Mathematical Modeling of Material Removal and Surface Roughness in Ultrasonic-Assisted Magnetic Abrasive Flow Machining Process
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Topics: Abrasives, Atomic force microscopy, Cycles, Finishing, Flow (Dynamics), Machining, Magnetic fields, Modeling, Particulate matter, Steady state
Journal Articles

A Distributed Fuel Injection Approach to Suppress Lean Blow-Out and NO x Emissions in a Methane-Ammonia-Fueled Premixed Swirl Combustor

Varun N. Viswamithra, Shyam K. Menon
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2022, 144(6): 061015.
Paper No: GTP-21-1631
https://doi.org/10.1115/1.4054105
Published Online: May 20, 2022
View Articletitled, A Distributed Fuel Injection Approach to Suppress Lean Blow-Out and NO x Emissions in a Methane-Ammonia-Fueled Premixed Swirl Combustor
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Topics: Combustion chambers, Emissions, Flames, Fuels, Methane, Nitrogen oxides, Air flow
Proceedings Papers

Finite Element Modeling Using Patient-Specific Geometry to Predict Aortic Valve Insufficiency During Percutaneous Pulmonary Valve Implantation

Carly L. Donahue, Varun Aggarwal, Victor H. Barocas
Proc. ASME. DMD2022, 2022 Design of Medical Devices Conference, V001T02A001, April 11–14, 2022
Publisher: American Society of Mechanical Engineers
Paper No: DMD2022-1022
https://doi.org/10.1115/DMD2022-1022
View Paper titled, Finite Element Modeling Using Patient-Specific Geometry to Predict Aortic Valve Insufficiency During Percutaneous Pulmonary Valve Implantation
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Topics: Finite element analysis, Geometry, Modeling, Valves
Journal Articles

Thermophysical Investigations of Mango Seed Oil as a Novel Cutting Fluid: A Sustainable Approach Toward Waste to Value Addition

Dungavath Narayana Swamy Naik, Varun Sharma
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. September 2022, 144(9): 091004.
Paper No: MANU-21-1458
https://doi.org/10.1115/1.4054002
Published Online: April 13, 2022
View Articletitled, Thermophysical Investigations of Mango Seed Oil as a Novel Cutting Fluid: A Sustainable Approach Toward Waste to Value Addition
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Topics: Cutting, Fluids
Proceedings Papers

Comparative Life Cycle Assessment of Various Grinding Strategies for Nickel Base Superalloys

Aswani Kumar Singh, Varun Sharma
Proc. ASME. IMECE2021, Volume 2B: Advanced Manufacturing, V02BT02A063, November 1–5, 2021
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2021-73073
https://doi.org/10.1115/IMECE2021-73073
View Paper titled, Comparative Life Cycle Assessment of Various Grinding Strategies for Nickel Base Superalloys
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Topics: Grinding, Life cycle assessment, Nickel, Superalloys, Sustainability, Vegetable oils
Proceedings Papers

Experimental Investigations Into Ionic Liquid-Based Nanofluids for Machining Difficult-to-Cut Materials

Ramandeep Singh, Varun Sharma
Proc. ASME. IMECE2021, Volume 2B: Advanced Manufacturing, V02BT02A062, November 1–5, 2021
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2021-73071
https://doi.org/10.1115/IMECE2021-73071
View Paper titled, Experimental Investigations Into Ionic Liquid-Based Nanofluids for Machining Difficult-to-Cut Materials
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Topics: Cutting, Fluids, Machining, Nanofluids, Nanoparticles, Viscosity, Friction, Temperature, Heat, Lubrication
Journal Articles

Genetic Optimization for Engine Combustion System Calibration: A Case Study of Optimization Performance Sensitivity to Algorithm Search Parameters

Andrew B. Mansfield, Varun Chakrapani, Qingyu Li, Margaret S. Wooldridge
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. August 2022, 144(8): 082308.
Paper No: JERT-21-1742
https://doi.org/10.1115/1.4053347
Published Online: January 21, 2022
View Articletitled, Genetic Optimization for Engine Combustion System Calibration: A Case Study of Optimization Performance Sensitivity to Algorithm Search Parameters
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Topics: Algorithms, Calibration, Combustion systems, Engines, Nitrogen oxides, Optimization, Optimization algorithms, Errors
Journal Articles

Microstructure-Based Modeling of Friction Stir Welded Joint of Dissimilar Metals Using Crystal Plasticity

Shank S. Kulkarni, Timothy Truster, Hrishikesh Das, Varun Gupta, Ayoub Soulami, Piyush Upadhyay, Darrel Herling
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. December 2021, 143(12): 121008.
Paper No: MANU-21-1088
https://doi.org/10.1115/1.4051190
Published Online: July 1, 2021
View Articletitled, Microstructure-Based Modeling of Friction Stir Welded Joint of Dissimilar Metals Using Crystal Plasticity
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Topics: Crystals, Fracture toughness, Friction, Magnesium alloys, Plasticity, Steel, Grain size, Welding, Metals, Modeling
Journal Articles

Numerical Simulation of a Three-Dimensional Axisymmetric Hill: Performance Evaluation of Hybrid RANS–LES Models

Tausif Jamal, Varun Chitta, D. Keith Walters
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. October 2021, 143(10): 101503.
Paper No: FE-20-1300
https://doi.org/10.1115/1.4051027
Published Online: June 4, 2021
View Articletitled, Numerical Simulation of a Three-Dimensional Axisymmetric Hill: Performance Evaluation of Hybrid RANS–LES Models
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Topics: Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Separation (Technology), Simulation, Turbulence, Pressure, Viscosity, Delay differential equations, Boundary layers, Computer simulation
Journal Articles

The Influence of Cycle-to-Cycle Hydrocarbon Emissions on Cyclic NO:NO 2 Ratio From a HSDI Diesel Engine

Felix Leach, Varun Shankar, Martin Davy, Mark Peckham
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2021, 143(9): 091016.
Paper No: GTP-21-1082
https://doi.org/10.1115/1.4050866
Published Online: May 31, 2021
View Articletitled, The Influence of Cycle-to-Cycle Hydrocarbon Emissions on Cyclic NO:NO 2 Ratio From a HSDI Diesel Engine
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Topics: Cycles, Diesel engines, Emissions, Engines, Exhaust gas recirculation, Exhaust systems, Nitrogen oxides, Instrumentation, Stress, Cylinders
Journal Articles

Increasing Mobile Robot Efficiency and Versatility Through Manipulation-Driven Adaptation

Raymond Kim, Varun Madabushi, Eric Dong, Anirban Mazumdar
Journal: Journal of Mechanisms and Robotics
Publisher: ASME
Article Type: Research Papers
J. Mechanisms Robotics. October 2021, 13(5): 050906.
Paper No: JMR-21-1040
https://doi.org/10.1115/1.4051094
Published Online: May 19, 2021
View Articletitled, Increasing Mobile Robot Efficiency and Versatility Through Manipulation-Driven Adaptation
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Topics: Design, Manipulators, Robots, Vehicles, Wheels, Mobile robots, Permanent magnets, Actuators
Proceedings Papers

Patient-Specific Three-Dimensional Computational Heart Modeling and Printing to Enhance Clinical Understandings and Treatment Planning: Congenital Recurrent Pulmonary Artery Stenosis and Transcatheter Pulmonary Valve Replacement

Amanda C. Tenhoff, Varun Aggarwal, Rebecca Ameduri, Alex Deakyne, Tinen L. Iles, Sameh M. Said, Massimo Griselli, Paul A. Iaizzo
Proc. ASME. DMD2021, 2021 Design of Medical Devices Conference, V001T01A004, April 12–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: DMD2021-1059
https://doi.org/10.1115/DMD2021-1059
View Paper titled, Patient-Specific Three-Dimensional Computational Heart Modeling and Printing to Enhance Clinical Understandings and Treatment Planning: Congenital Recurrent Pulmonary Artery Stenosis and Transcatheter Pulmonary Valve Replacement
Open the PDF for Patient-Specific Three-Dimensional Computational Heart Modeling and Printing to Enhance Clinical Understandings and Treatment Planning: Congenital Recurrent Pulmonary Artery Stenosis and Transcatheter Pulmonary Valve Replacement in another window
Topics: Diseases, Modeling, Pediatrics, Printing, Pulmonary artery, Three-dimensional modeling, Valves