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Proceedings Papers

Effect of Self-Sustained Pulsation of Coolant Flow on Adiabatic Effectiveness and Net Heat Flux Reduction on a Flat Plate

Nicola Rosafio, Simone Salvadori, Daniela Anna Misul, Mirko Baratta, Mauro Carnevale, Christian Saumweber

Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A022, June 7–11, 2021

Paper No: GT2021-59663

DOI: https://doi.org/10.1115/GT2021-59663

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Topics: Coolants, Flat plates, Flow (Dynamics), Heat flux, Cooling, Cooling systems, Film cooling, Computer software, Design, Flow separation

Proceedings Papers

Redesign of the TG20 Heavy-Duty Gas Turbine to Increase Turbine Inlet Temperature and Global Efficiency

Mirko Baratta, Francesco Cardile, Daniela Anna Misul, Nicola Rosafio, Simone Salvadori, Luca Forno, Marco Toppino

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A033, September 21–25, 2020

Paper No: GT2020-15269

DOI: https://doi.org/10.1115/GT2020-15269

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Topics: Computational fluid dynamics, Cooling, Gas turbines, Heat transfer, Temperature, Turbines

Proceedings Papers

Potential of the Variable Valve Actuation (VVA) Strategy on a Heavy Duty CNG Engine

Mirko Baratta, Roberto Finesso, Daniela Misul, Ezio Spessa, Yifei Tong, Cesare Peletto

Proc. ASME. ESDA2014, Volume 1: Applied Mechanics; Automotive Systems; Biomedical Biotechnology Engineering; Computational Mechanics; Design; Digital Manufacturing; Education; Marine and Aerospace Applications, V001T02A008, July 25–27, 2014

Paper No: ESDA2014-20217

DOI: https://doi.org/10.1115/ESDA2014-20217

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Topics: Engines, Valves, Turbochargers, Fuel consumption, Stress, Combustion, Emissions, Engineering simulation, Simulation, Torque

Journal Articles

Effects of H 2 Addition to Compressed Natural Gas Blends on Cycle-to-Cycle and Cylinder-to-Cylinder Combustion Variation in a Spark-Ignition Engine

Mirko Baratta, Stefano d'Ambrosio, Daniela Misul, Ezio Spessa

J. Eng. Gas Turbines Power. May 2014, 136(5): 051502.

Paper No: GTP-13-1090

DOI: https://doi.org/10.1115/1.4026163

Published Online: January 2, 2014

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Topics: Combustion, Cylinders, Engines, Hydrogen, Fuels, Cycles, Natural gas, Stress

Proceedings Papers

Fluid-Dynamic Characterization of a CNG Injection System

Mirko Baratta, Daniela Misul, Ezio Spessa, Giuseppe Gazzilli, Andrea Gerini

Proc. ASME. ICES2012, ASME 2012 Internal Combustion Engine Division Spring Technical Conference, 829-836, May 6–9, 2012

Paper No: ICES2012-81176

DOI: https://doi.org/10.1115/ICES2012-81176

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Topics: Fluids, Pressure, Rails, Engines, Fuels, Flow (Dynamics), Air pollution control, Design, Dynamic response, Dynamics (Mechanics)

Proceedings Papers

Effects of H2 Addition to CNG Blends on Cycle-to-Cycle and Cylinder-to-Cylinder Combustion Variation in an SI Engine

Mirko Baratta, Stefano d’Ambrosio, Daniela Misul, Ezio Spessa

Proc. ASME. ICES2012, ASME 2012 Internal Combustion Engine Division Spring Technical Conference, 189-202, May 6–9, 2012

Paper No: ICES2012-81187

DOI: https://doi.org/10.1115/ICES2012-81187

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Topics: Combustion, Cycles, Cylinders, Spark-ignition engine, Engines, Hydrogen, Pressure, Combustion chambers, Computer software, Computer-aided design

Proceedings Papers

DI-CNG Injector Characterization at Small Energizing Times by Means of Numerical Simulation

Mirko Baratta, Andrea E. Catania, Nicola Rapetto, Alois Fuerhapter, Matthias Gerlich, Wolfgang Zoels

Proc. ASME. ICES2012, ASME 2012 Internal Combustion Engine Division Spring Technical Conference, 851-862, May 6–9, 2012

Paper No: ICES2012-81186

DOI: https://doi.org/10.1115/ICES2012-81186

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Topics: Computer simulation, Ejectors, Flow (Dynamics), Fuels, Needles, Engines, Geometry, Nozzles, Combustion chambers, Computational fluid dynamics

Journal Articles

Multidimensional Modeling of Natural Gas Jet and Mixture Formation in Direct Injection Spark Ignition Engines—Development and Validation of a Virtual Injector Model

Mirko Baratta, Andrea E. Catania, Francesco C. Pesce

J. Fluids Eng. April 2011, 133(4): 041304.

DOI: https://doi.org/10.1115/1.4003877

Published Online: May 12, 2011

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Topics: Ejectors, Flow (Dynamics), Needles, Nozzles, Combustion chambers, Computer simulation, Simulation, Pressure, Engines, Methane

Journal Articles

Premixed-Diffusive Multizone Model for Combustion Diagnostics in Conventional and PCCI Diesel Engines

Mirko Baratta, Andrea E. Catania, Alessandro Ferrari, Roberto Finesso, Ezio Spessa

J. Eng. Gas Turbines Power. October 2011, 133(10): 102801.

DOI: https://doi.org/10.1115/1.4003048

Published Online: April 25, 2011

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Topics: Combustion, Exhaust gas recirculation, Diesel engines, Fuels, Temperature, Cylinders, Oxidation, Engines

Proceedings Papers

CNG Injector Nozzle Design and Flow Prediction

Mirko Baratta, Andrea E. Catania, Francesco C. Pesce

Proc. ASME. ICEF2010, ASME 2010 Internal Combustion Engine Division Fall Technical Conference, 795-800, September 12–15, 2010

Paper No: ICEF2010-35104

DOI: https://doi.org/10.1115/ICEF2010-35104

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Topics: Design, Ejectors, Flow (Dynamics), Nozzles, Needles, Pressure, Wear, Computer simulation, Engines, Fuels

Proceedings Papers

Computational and Experimental Analysis of Direct CNG Injection and Mixture Formation in a Spark Ignition Research Engine

Mirko Baratta, Andrea E. Catania, Francesco C. Pesce

Proc. ASME. ICEF2010, ASME 2010 Internal Combustion Engine Division Fall Technical Conference, 777-793, September 12–15, 2010

Paper No: ICEF2010-35103

DOI: https://doi.org/10.1115/ICEF2010-35103

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Topics: Engines, Experimental analysis, Ignition, Cycles, Ejectors, Combustion chambers, Cylinders, Combustion, Computer simulation, Fluorescence

Proceedings Papers

Turbocharged CNG Engines for Urban Transportation: Evaluation of Turbolag Reduction Strategies by Means of Computational Analyses

Mirko Baratta, Ezio Spessa

Proc. ASME. ICES2009, ASME 2009 Internal Combustion Engine Division Spring Technical Conference, 573-582, May 3–6, 2009

Paper No: ICES2009-76067

DOI: https://doi.org/10.1115/ICES2009-76067

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Topics: Cities, Engines, Transportation systems, Valves, Exhaust systems, Fuels, Stress, Transients (Dynamics), Buses, Combustion

Proceedings Papers

Multidimensional Modeling of Natural Gas Jet and Mixture Formation in DI SI Engines: Development and Validation of a Virtual Injector Model

Mirko Baratta, Andrea E. Catania, Francesco C. Pesce

Proc. ASME. ICES2009, ASME 2009 Internal Combustion Engine Division Spring Technical Conference, 583-596, May 3–6, 2009

Paper No: ICES2009-76082

DOI: https://doi.org/10.1115/ICES2009-76082

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Topics: Ejectors, Modeling, Natural gas, Spark-ignition engine, Computer simulation, Flow (Dynamics), Nozzles, Valves, Combustion, Combustion chambers

Proceedings Papers

Prediction of Combustion Velocities, Indicated-Cycle Pressure in the Closed-Valve Phase and Operating Condition Effects on Performance and Emissions of CNG and Gasoline SI Engines

Mirko Baratta, Elena Caristo, Andrea E. Catania, Ezio Spessa

Proc. ASME. ICEF2007, ASME 2007 Internal Combustion Engine Division Fall Technical Conference, 285-300, October 14–17, 2007

Paper No: ICEF2007-1731

DOI: https://doi.org/10.1115/ICEF2007-1731

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Topics: Combustion, Cycles, Emissions, Gasoline, Pressure, Spark-ignition engine, Valves, Engines, Turbulence, Flames

Proceedings Papers

Multidimensional Predictions of In-Cylinder Turbulent Flows: Contribution to the Assessment of k-ε Turbulence Model Variants for Bowl-in-Piston Engines

Andrea E. Catania, Mirko Baratta, Ezio Spessa, Rui L. Liu

Proc. ASME. ICES2003, Design, Application, Performance and Emissions of Modern Internal Combustion Engine Systems and Components, 437-449, May 11–14, 2003

Paper No: ICES2003-0629

DOI: https://doi.org/10.1115/ICES2003-0629

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Topics: Cylinders, Engines, Pistons, Turbulence, Flow (Dynamics), Compression, Emissions, Modeling, Pressure, Simulation

Proceedings Papers

Nonlinear Versus Linear Stress-Strain Relations in Engine Turbulence Modeling Under Swirl and Squish Flow Conditions

Mirko Baratta, Andrea E. Catania, Stefano d’Ambrosio

Proc. ASME. ICEF2004, ASME 2004 Internal Combustion Engine Division Fall Technical Conference, 467-477, October 24–27, 2004

Paper No: ICEF2004-0958

DOI: https://doi.org/10.1115/ICEF2004-0958

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Topics: Anisotropy, Engines, Flow (Dynamics), Modeling, Stress-strain relations, Turbulence

Proceedings Papers

Analysis of Cyclic Variability in a Bi-Fuel Engine by Means of a ‘Cycle-Resolved’ Diagnostic Technique

Mirko Baratta, Stefano d’Ambrosio, Ezio Spessa, Alberto Vassallo

Proc. ASME. ICEF2005, ASME 2005 Internal Combustion Engine Division Fall Technical Conference (ICEF2005), 175-191, September 11–14, 2005

Paper No: ICEF2005-1214

DOI: https://doi.org/10.1115/ICEF2005-1214

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Topics: Cycles, Engines, Fuels, Combustion, Pressure, Delays, Exhaust systems, Flames, Gasoline, Heat transfer

Proceedings Papers

Flame Propagation Speed in SI Engines: Modeling and Experimental Assessment

Mirko Baratta, Andrea E. Catania, Ezio Spessa, Alberto Vassallo

Proc. ASME. ICEF2005, ASME 2005 Internal Combustion Engine Division Fall Technical Conference (ICEF2005), 193-208, September 11–14, 2005

Paper No: ICEF2005-1216

DOI: https://doi.org/10.1115/ICEF2005-1216

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Topics: Flames, Modeling, Spark-ignition engine, Combustion, Cylinders, Engines, Fuels, Turbulence, Cycles, Heat

Journal Articles

Hydraulic Circuit Design Rules to Remove the Dependence of the Injected Fuel Amount on Dwell Time in Multijet CR Systems

Mirko Baratta, Andrea Emilio Catania, Alessandro Ferrari

J. Fluids Eng. December 2008, 130(12): 121104.

DOI: https://doi.org/10.1115/1.2969443

Published Online: October 27, 2008

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Topics: Design, Ejectors, Fuels, Pipes, Pressure, Rails, Oscillations, Waves, Nozzles

Proceedings Papers

Cycle-Resolved Detection of Combustion Start in SI Engines by Means of Different In-Cylinder Pressure Data Reduction Techniques

Mirko Baratta, Stefano d’Ambrosio, Ezio Spessa, Alberto Vassallo

Proc. ASME. ICES2006, ASME 2006 Internal Combustion Engine Division Spring Technical Conference (ICES2006), 303-316, May 7–10, 2006

Paper No: ICES2006-1367

DOI: https://doi.org/10.1115/ICES2006-1367

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Topics: Combustion, Cycles, Cylinders, Pressure, Spark-ignition engine, Chemical energy, Fuels, Gasoline, Compression, Engines

Journal citation

NARROW

Effect of Self-Sustained Pulsation of Coolant Flow on Adiabatic Effectiveness and Net Heat Flux Reduction on a Flat Plate

Redesign of the TG20 Heavy-Duty Gas Turbine to Increase Turbine Inlet Temperature and Global Efficiency

Potential of the Variable Valve Actuation (VVA) Strategy on a Heavy Duty CNG Engine

Effects of H 2 Addition to Compressed Natural Gas Blends on Cycle-to-Cycle and Cylinder-to-Cylinder Combustion Variation in a Spark-Ignition Engine

Fluid-Dynamic Characterization of a CNG Injection System

Effects of H2 Addition to CNG Blends on Cycle-to-Cycle and Cylinder-to-Cylinder Combustion Variation in an SI Engine

DI-CNG Injector Characterization at Small Energizing Times by Means of Numerical Simulation

Multidimensional Modeling of Natural Gas Jet and Mixture Formation in Direct Injection Spark Ignition Engines—Development and Validation of a Virtual Injector Model

Premixed-Diffusive Multizone Model for Combustion Diagnostics in Conventional and PCCI Diesel Engines

CNG Injector Nozzle Design and Flow Prediction

Computational and Experimental Analysis of Direct CNG Injection and Mixture Formation in a Spark Ignition Research Engine

Turbocharged CNG Engines for Urban Transportation: Evaluation of Turbolag Reduction Strategies by Means of Computational Analyses

Multidimensional Modeling of Natural Gas Jet and Mixture Formation in DI SI Engines: Development and Validation of a Virtual Injector Model

Prediction of Combustion Velocities, Indicated-Cycle Pressure in the Closed-Valve Phase and Operating Condition Effects on Performance and Emissions of CNG and Gasoline SI Engines

Multidimensional Predictions of In-Cylinder Turbulent Flows: Contribution to the Assessment of k-ε Turbulence Model Variants for Bowl-in-Piston Engines

Nonlinear Versus Linear Stress-Strain Relations in Engine Turbulence Modeling Under Swirl and Squish Flow Conditions

Analysis of Cyclic Variability in a Bi-Fuel Engine by Means of a ‘Cycle-Resolved’ Diagnostic Technique

Flame Propagation Speed in SI Engines: Modeling and Experimental Assessment

Hydraulic Circuit Design Rules to Remove the Dependence of the Injected Fuel Amount on Dwell Time in Multijet CR Systems

Cycle-Resolved Detection of Combustion Start in SI Engines by Means of Different In-Cylinder Pressure Data Reduction Techniques

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