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Journal Articles

Investigating Microstructure and Wear Characteristics of Alloy Steels Used as Wear Plates in Ballast Cleaning Operation in Railways

Manas Pandey, Nikhil Kumar
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. January 2025, 147(1): 011005.
Paper No: MATS-24-1072
https://doi.org/10.1115/1.4066518
Published Online: September 30, 2024
View Article titled, Investigating Microstructure and Wear Characteristics of Alloy Steels Used as Wear Plates in Ballast Cleaning Operation in Railways
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Topics: Wear, Plates (structures), Alloy steel, Stress
Proceedings Papers

Cumulative Creep Damage Using Advanced Predictive Analysis

Marvin J. Cohn, Michael T. Cronin, Michael C. Liu, Nikhil Kumar, Martin Gascon
Proc. ASME. PVP2021, Volume 4: Materials and Fabrication, V004T06A036, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-62535
https://doi.org/10.1115/PVP2021-62535
View Paper titled, Cumulative Creep Damage Using Advanced Predictive Analysis
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Topics: Creep, Damage, Pipes, Stress
Journal Articles

Predicting Power Plant Equipment Life Using Machine Learning

Martin Gascon, Nikhil Kumar, Rana Ghosh
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. July 2020, 142(7): 070908.
Paper No: JERT-19-1511
https://doi.org/10.1115/1.4044939
Published Online: February 24, 2020
View Article titled, Predicting Power Plant Equipment Life Using Machine Learning
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Topics: Damage, Failure, Machine learning, Power stations, Corrosion, Boilers, Stress, Service life (Equipment)
Proceedings Papers

Reliability, Availability, Maintainability (RAM) for Wind Turbines

Nikhil Kumar, David Rogers, Thomas D. Burnett, Eric Sullivan, Martin Gascon
Proc. ASME. POWER2017-ICOPE-17, Volume 2: I&C, Digital Controls, and Influence of Human Factors; Plant Construction Issues and Supply Chain Management; Plant Operations, Maintenance, Aging Management, Reliability and Performance; Renewable Energy Systems: Solar, Wind, Hydro and Geothermal; Risk Management, Safety and Cyber Security; Steam Turbine-Generators, Electric Generators, Transformers, Switchgear, and Electric BOP and Auxiliaries; Student Competition; Thermal Hydraulics and Computational Fluid Dynamics, V002T08A003, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: POWER-ICOPE2017-3045
https://doi.org/10.1115/POWER-ICOPE2017-3045
View Paper titled, Reliability, Availability, Maintainability (RAM) for Wind Turbines
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Topics: Maintainability, Reliability, Wind turbines, Blades, Wind farms, Damage, Design, Electric power generation, Energetics, Energy resources
Journal Articles

Analysis of Turbulent Natural and Mixed Convection Flows Using the v 2 –f Model

Nikhil Kumar Singh, B. Premachandran
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. June 2016, 138(6): 062502.
Paper No: HT-15-1460
https://doi.org/10.1115/1.4032639
Published Online: March 15, 2016
View Article titled, Analysis of Turbulent Natural and Mixed Convection Flows Using the v 2 –f Model
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Topics: Cavities, Flow (Dynamics), Mixed convection, Turbulence, Buoyancy, Pipes, Natural convection
Proceedings Papers

Impact of Plant Cycling on Availability

Nikhil Kumar, Maria Ouellette, Kurt Miller, Michael C. Liu
Proc. ASME. POWER2015, ASME 2015 Power Conference, V001T08A002, June 28–July 2, 2015
Publisher: American Society of Mechanical Engineers
Paper No: POWER2015-49359
https://doi.org/10.1115/POWER2015-49359
View Paper titled, Impact of Plant Cycling on Availability
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Topics: Creep, Design, Fatigue, Maintenance, Materials degradation, Power stations, Public utilities, Stress, Wear
Proceedings Papers

Retrofitting Fossil Power Plants for Increased Flexibility

Nikhil Kumar, Sundar Venkataraman, Debra Lew, Greg Brinkman, David Palchak, Jaquelin Cochran
Proc. ASME. POWER2014, Volume 1: Fuels and Combustion, Material Handling, Emissions; Steam Generators; Heat Exchangers and Cooling Systems; Turbines, Generators and Auxiliaries; Plant Operations and Maintenance; Reliability, Availability and Maintainability (RAM); Plant Systems, Structures, Components and Materials Issues, V001T06A001, July 28–31, 2014
Publisher: American Society of Mechanical Engineers
Paper No: POWER2014-32024
https://doi.org/10.1115/POWER2014-32024
View Paper titled, Retrofitting Fossil Power Plants for Increased Flexibility
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Topics: Coal, Cost benefit analysis, Cycles, Fossil fuels, Power stations, Wear
Proceedings Papers

A New Paradigm: Cycling Operations at Nuclear Power Plants in the United States

Douglas Hilleman, Nikhil Kumar, Steven Lefton
Proc. ASME. ICONE22, Volume 1: Plant Operations, Maintenance, Engineering, Modifications, Life Cycle and Balance of Plant; Nuclear Fuel and Materials; Plant Systems, Structures and Components; Codes, Standards, Licensing and Regulatory Issues, V001T01A003, July 7–11, 2014
Publisher: American Society of Mechanical Engineers
Paper No: ICONE22-30241
https://doi.org/10.1115/ICONE22-30241
View Paper titled, A New Paradigm: Cycling Operations at Nuclear Power Plants in the United States
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Topics: Nuclear power stations, Damage, Stress, Boiling water reactors, Cycles, Fatigue damage
Proceedings Papers

Smart Asset Management: Using Real Time Transient Data to Determine Equipment Damage, Maintenance Costs, and Operational Strategy in Power Plants

Nikhil Kumar, Steven A. Lefton, Aaron Nissen, Garry Christensen, Douglas Hilleman, Dwight Agan
Proc. ASME. POWER2013, Volume 1: Fuels and Combustion, Material Handling, Emissions; Steam Generators; Heat Exchangers and Cooling Systems; Turbines, Generators and Auxiliaries; Plant Operations and Maintenance, V001T05A004, July 29–August 1, 2013
Publisher: American Society of Mechanical Engineers
Paper No: POWER2013-98063
https://doi.org/10.1115/POWER2013-98063
View Paper titled, Smart Asset Management: Using Real Time Transient Data to Determine Equipment Damage, Maintenance Costs, and Operational Strategy in Power Plants
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Topics: Damage, Maintenance, Power stations, Transients (Dynamics), Stress, Energy industry, Fossil fuels, Heat, Uncertainty, Wear
Proceedings Papers

A New Paradigm: Cycling Operations at Nuclear Power Plants in the United States

Steven Lefton, Nikhil Kumar, Douglas Hilleman, Dwight Agan
Proc. ASME. POWER2013, Volume 2: Reliability, Availability and Maintainability (RAM); Plant Systems, Structures, Components and Materials Issues; Simple and Combined Cycles; Advanced Energy Systems and Renewables (Wind, Solar and Geothermal); Energy Water Nexus; Thermal Hydraulics and CFD; Nuclear Plant Design, Licensing and Construction; Performance Testing and Performance Test Codes, V002T12A003, July 29–August 1, 2013
Publisher: American Society of Mechanical Engineers
Paper No: POWER2013-98079
https://doi.org/10.1115/POWER2013-98079
View Paper titled, A New Paradigm: Cycling Operations at Nuclear Power Plants in the United States
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Topics: Nuclear power stations, Boiling water reactors, Damage, Stress, Cycles, Fatigue damage
Proceedings Papers

The Value of Demand Response (DR) to Mitigate Wind Integration Costs in a Smart Grid

Nikhil Kumar, Steven A. Lefton
Proc. ASME. POWER2011, ASME 2011 Power Conference, Volume 2, 501-505, July 12–14, 2011
Publisher: American Society of Mechanical Engineers
Paper No: POWER2011-55200
https://doi.org/10.1115/POWER2011-55200
View Paper titled, The Value of Demand Response (DR) to Mitigate Wind Integration Costs in a Smart Grid
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Topics: Smart grids, Wind, Power stations, Damage, Fuels, Power systems (Machinery), Public utilities, Solar power, Stress