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Proceedings Papers

The Effects of Engine Degradation on Creep - Using a Transient Engine Simulation

P. Darrin Little, Riti Singh
Proc. ASME. GT1996, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; General, V005T15A005, June 10–13, 1996
Publisher: American Society of Mechanical Engineers
Paper No: 96-GT-033
https://doi.org/10.1115/96-GT-033
View Paper titled, The Effects of Engine Degradation on Creep - Using a Transient Engine Simulation
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Topics: Creep, Engines, Simulation, Transients (Dynamics), Temperature, Stress, Failure mechanisms, Metals, Military aircraft, Thrust
Proceedings Papers

A Techno-Economic Computational Tool for Power Generation Project Assessments and Life Cycle Risk Management

Stéphane Gayraud, Riti Singh
Proc. ASME. TA1997, ASME 1997 Turbo Asia Conference, V001T08A006, September 30–October 2, 1997
Publisher: American Society of Mechanical Engineers
Paper No: 97-AA-130
https://doi.org/10.1115/97-AA-130
View Paper titled, A Techno-Economic Computational Tool for Power Generation Project Assessments and Life Cycle Risk Management
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Topics: Cycles, Energy generation, Risk management, Risk, Computer software, Engines, Life cycle costing, Risk analysis, Automotive engineering, Decision making
Proceedings Papers

A Novel and Compact Marine Gas Turbine Propulsion System

Panteleimon Kazatzis, Riti Singh, Pericles Pilidis, Jean-Jacques Locquet
Proc. ASME. GT1998, Volume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V003T08A005, June 2–5, 1998
Publisher: American Society of Mechanical Engineers
Paper No: 98-GT-057
https://doi.org/10.1115/98-GT-057
View Paper titled, A Novel and Compact Marine Gas Turbine Propulsion System
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Topics: Cycles, Design, Ducts, Engines, Flow (Dynamics), Gas turbines, Hull, Marine gas turbines, Propulsion systems, Ships
Proceedings Papers

Effective Decision Making in Simple and Combined Cycle Schemes at the Turn of the Millennium

Stéphane Gayraud, Riti Singh
Proc. ASME. GT1999, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T02A004, June 7–10, 1999
Publisher: American Society of Mechanical Engineers
Paper No: 99-GT-011
https://doi.org/10.1115/99-GT-011
View Paper titled, Effective Decision Making in Simple and Combined Cycle Schemes at the Turn of the Millennium
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Topics: Combined cycles, Decision making, Design, Stress, Uncertainty, Accounting, Cycles, Developing nations, Emissions, Energy generation
Journal Articles

Optimization of Aero Gas Turbine Maintenance Using Advanced Simulation and Diagnostic Methods

Joern Kraft, Vishal Sethi, Riti Singh
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2014, 136(11): 111601.
Paper No: GTP-13-1134
https://doi.org/10.1115/1.4027356
Published Online: May 16, 2014
View Article titled, Optimization of Aero Gas Turbine Maintenance Using Advanced Simulation and Diagnostic Methods
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Topics: Engines, Maintenance
Proceedings Papers

WebEngine: A Web-Based Gas Turbine Performance Simulation Tool

Asteris Apostolidis, Suresh Sampath, Panagiotis Laskaridis, Riti Singh
Proc. ASME. GT2013, Volume 4: Ceramics; Concentrating Solar Power Plants; Controls, Diagnostics and Instrumentation; Education; Electric Power; Fans and Blowers, V004T08A007, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95296
https://doi.org/10.1115/GT2013-95296
View Paper titled, WebEngine: A Web-Based Gas Turbine Performance Simulation Tool
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Topics: Gas turbines, Simulation, Design, Engines, Model development, Power stations, Graphical user interfaces, Modeling, Optimization, Pressure
Proceedings Papers

Towards Development of a Diagnostic and Prognostic Tool for Civil Aero-Engine Component Degradation

Nqobile Khani, Clara Segovia, Rukshan Navaratne, Vishal Sethi, Riti Singh, Pericles Pilidis
Proc. ASME. GTINDIA2012, ASME 2012 Gas Turbine India Conference, 803-814, December 1, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2012-9703
https://doi.org/10.1115/GTINDIA2012-9703
View Paper titled, Towards Development of a Diagnostic and Prognostic Tool for Civil Aero-Engine Component Degradation
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Topics: Aircraft, Aircraft engines, Creep, Damage, Engines, Fatigue damage, Fuels, Gas turbines, Life cycle costing, Maintenance
Proceedings Papers

Design, Evaluation and Performance Analysis of Staged Low Emission Combustors

Gajanana B. Hegde, Bhupendra Khandelwal, Vishal Sethi, Riti Singh
Proc. ASME. GT2012, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 867-875, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69215
https://doi.org/10.1115/GT2012-69215
View Paper titled, Design, Evaluation and Performance Analysis of Staged Low Emission Combustors
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Topics: Combustion chambers, Design, Emissions, Design methodology, Nitrogen oxides, Gas turbines, Axial flow, Crude oil, Dimensions, Flow (Dynamics)
Proceedings Papers

Considerations on the Numerical Modelling and Performance of Axial Swirlers Under Relight Conditions

Charlie Koupper, Nicholas Grech, Pavlos K. Zachos, Vassilios Pachidis, Riti Singh
Proc. ASME. GT2012, Volume 3: Cycle Innovations; Education; Electric Power; Fans and Blowers; Industrial and Cogeneration, 65-77, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68416
https://doi.org/10.1115/GT2012-68416
View Paper titled, Considerations on the Numerical Modelling and Performance of Axial Swirlers Under Relight Conditions
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Topics: Modeling, Flight, Boundary-value problems, Engines, Mach number, Aircraft engines, Certainty, Combustion chambers, Flames, Regulations
Journal Articles

Considerations on the Numerical Modeling and Performance of Axial Swirlers Under Relight Conditions

Nicholas Grech, Charlie Koupper, Pavlos K. Zachos, Vassilios Pachidis, Riti Singh
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Gas Turbines: Combustion, Fuels, And Emissions
J. Eng. Gas Turbines Power. November 2012, 134(11): 111505.
https://doi.org/10.1115/1.4007132
Published Online: September 28, 2012
View Article titled, Considerations on the Numerical Modeling and Performance of Axial Swirlers Under Relight Conditions
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Topics: Computer simulation, Flow (Dynamics), Turbulence, Flames, Swirling flow, Boundary-value problems, Flight, Engineering simulation, Simulation, Pressure drop
Proceedings Papers

Compressor Blade Modelling Under Highly Negative Incedence

Pavlos K. Zachos, Cornelia Ruelke, Vassilios Pachidis, Riti Singh
Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 431-441, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-46621
https://doi.org/10.1115/GT2011-46621
View Paper titled, Compressor Blade Modelling Under Highly Negative Incedence
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Topics: Blades, Compressors, Modeling, Design, Engines, Aircraft engines, Combustion chambers, Computational fluid dynamics, Cross section (Physics), Databases
Proceedings Papers

Implication of Different Fuel Injector Configurations for Hydrogen Fuelled Micromix Combustors

Bhupendra Khandelwal, Yingchun Li, Priyadarshini Murthy, Vishal Sethi, Riti Singh
Proc. ASME. GT2011, Volume 4: Cycle Innovations; Fans and Blowers; Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Oil and Gas Applications, 293-298, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-46845
https://doi.org/10.1115/GT2011-46845
View Paper titled, Implication of Different Fuel Injector Configurations for Hydrogen Fuelled Micromix Combustors
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Topics: Combustion chambers, Fuel injectors, Hydrogen, Combustion, Emissions, Fuels, Cooling, Design, Flames, Gas turbines
Proceedings Papers

A Multi-Criteria Simulation Framework for Civil Aircraft Trajectory Optimisation

Hasan Zolata, Cesar Celis, Vishal Sethi, Riti Singh, David Zammit-Mangion
Proc. ASME. IMECE2010, Volume 1: Advances in Aerospace Technology, 95-105, November 12–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2010-38237
https://doi.org/10.1115/IMECE2010-38237
View Paper titled, A Multi-Criteria Simulation Framework for Civil Aircraft Trajectory Optimisation
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Topics: Aircraft, Optimization, Simulation, Trajectories (Physics), Flight, Commercial air transport, Engines, Air traffic control, Aircraft engines, Climate change
Journal Articles

A Calculation Tool of a Turbine Cooling Air Schedule for General Gas Turbine Simulation Algorithms

Valerio Lallini, Jan Janikovic, Pericles Pilidis, Riti Singh, Panagiotis Laskaridis
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2012, 134(4): 041003.
https://doi.org/10.1115/1.4003648
Published Online: July 19, 2011
View Article titled, A Calculation Tool of a Turbine Cooling Air Schedule for General Gas Turbine Simulation Algorithms
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Topics: Cooling, Engines, Flow (Dynamics), Turbines, Gas turbines, Simulation, Design
Journal Articles

A Sub-idle Compressor Characteristic Generation Method With Enhanced Physical Background

Pavlos K. Zachos, Ioanna Aslanidou, Vassilios Pachidis, Riti Singh
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. August 2011, 133(8): 081702.
https://doi.org/10.1115/1.4002820
Published Online: April 7, 2011
View Article titled, A Sub-idle Compressor Characteristic Generation Method With Enhanced Physical Background
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Topics: Compressors, Flow (Dynamics), Blades, Pressure, Rotors, Torque
Proceedings Papers

A Physically Enhanced Method for Sub-Idle Compressor Map Generation and Representation

Ioanna Aslanidou, Pavlos K. Zachos, Vassilios Pachidis, Riti Singh
Proc. ASME. GT2010, Volume 3: Controls, Diagnostics and Instrumentation; Cycle Innovations; Marine, 899-908, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-23562
https://doi.org/10.1115/GT2010-23562
View Paper titled, A Physically Enhanced Method for Sub-Idle Compressor Map Generation and Representation
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Topics: Compressors, Engines, Design, Interpolation, Blades, Gas turbines, Geometry, Numerical analysis, Regulations, Rotors
Proceedings Papers

Performance Evaluation of the CVC With Open Rotor Engine Technologies as Propulsion Systems for Subsonic Aircraft

Nqobile Khani, Georgios Doulgeris, Riti Singh
Proc. ASME. GT2010, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Education; Electric Power; Manufacturing Materials and Metallurgy, 135-148, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22468
https://doi.org/10.1115/GT2010-22468
View Paper titled, Performance Evaluation of the CVC With Open Rotor Engine Technologies as Propulsion Systems for Subsonic Aircraft
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Topics: Aircraft, Engines, Performance evaluation, Propulsion systems, Rotors, Cycles, Fuels, Combustion, Fuel consumption, Turbofans
Proceedings Papers

Advanced Open Rotor Performance Modelling for Multidisciplinary Optimization Assessments

Pablo Bellocq, Vishal Sethi, Luca Cerasi, Sebastian Ahlefelder, Riti Singh, Nicolas Tantot
Proc. ASME. GT2010, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Education; Electric Power; Manufacturing Materials and Metallurgy, 287-302, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22963
https://doi.org/10.1115/GT2010-22963
View Paper titled, Advanced Open Rotor Performance Modelling for Multidisciplinary Optimization Assessments
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Topics: Modeling, Optimization, Rotors, Engines, Design, Simulation, Cycles, Emissions, Air pollution control, Aircraft
Proceedings Papers

Thermo-Fluid Modelling for Gas Turbines—Part I: Theoretical Foundation and Uncertainty Analysis

Konstantinos G. Kyprianidis, Vishal Sethi, Stephen O. T. Ogaji, Pericles Pilidis, Riti Singh, Anestis I. Kalfas
Proc. ASME. GT2009, Volume 4: Cycle Innovations; Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine, 467-481, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-60092
https://doi.org/10.1115/GT2009-60092
View Paper titled, Thermo-Fluid Modelling for Gas Turbines—Part I: Theoretical Foundation and Uncertainty Analysis
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Topics: Gas turbines, Modeling, Thermofluids, Uncertainty analysis, Fluids, Simulation, Aircraft, Emissions, Uncertainty, Cycles
Proceedings Papers

Thermo-Fluid Modelling for Gas Turbines—Part II: Impact on Performance Calculations and Emissions Predictions at Aircraft System Level

Konstantinos G. Kyprianidis, Vishal Sethi, Stephen O. T. Ogaji, Pericles Pilidis, Riti Singh, Anestis I. Kalfas
Proc. ASME. GT2009, Volume 4: Cycle Innovations; Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine, 483-494, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-60101
https://doi.org/10.1115/GT2009-60101
View Paper titled, Thermo-Fluid Modelling for Gas Turbines—Part II: Impact on Performance Calculations and Emissions Predictions at Aircraft System Level
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Topics: Aircraft, Emissions, Gas turbines, Modeling, Thermofluids, Fluids, Simulation, Engines, Uncertainty, Cycles