1-15 of 15
João Roberto Barbosa
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Evaluation of Different Squealer Cavity Configurations in a HPT Blade Tip Region and its Influence on the Heat Transfer

Lucilene Moraes da Silva, Jesuino Takachi Tomita, João Roberto Barbosa, Cleverson Bringhenti
Proc. ASME. GT2014, Volume 2C: Turbomachinery, V02CT38A034, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26392
https://doi.org/10.1115/GT2014-26392
View Paper titled, Evaluation of Different Squealer Cavity Configurations in a HPT Blade Tip Region and its Influence on the Heat Transfer
Open the PDF for Evaluation of Different Squealer Cavity Configurations in a HPT Blade Tip Region and its Influence on the Heat Transfer in another window
Topics: Blades, Cavities, Heat transfer, Rotors, Flow (Dynamics), Computational fluid dynamics, High pressure (Physics), Turbines, Turbomachinery
Proceedings Papers

Experiences on Project-Based-Classes for Turbomachine Design in an Aerospace Engineering Undergraduate Program

Jesuino Takachi Tomita, João Roberto Barbosa, Cleverson Bringhenti
Proc. ASME. GT2014, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T08A007, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26393
https://doi.org/10.1115/GT2014-26393
View Paper titled, Experiences on Project-Based-Classes for Turbomachine Design in an Aerospace Engineering Undergraduate Program
Open the PDF for Experiences on Project-Based-Classes for Turbomachine Design in an Aerospace Engineering Undergraduate Program in another window
Topics: Aerospace engineering, Design, Turbomachinery, Undergraduate students, Machinery, Students, Flow (Dynamics), Blades, Aeronautics, Aerospace industry
Proceedings Papers

A Step Further on the Control of Acceleration of Gas Turbines With Controlled Variable Geometry and Combustion Emissions

João Roberto Barbosa, Cleverson Bringhenti, Jesuíno Takachi Tomita
Proc. ASME. GT2014, Volume 3A: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration, V03AT07A022, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26409
https://doi.org/10.1115/GT2014-26409
View Paper titled, A Step Further on the Control of Acceleration of Gas Turbines With Controlled Variable Geometry and Combustion Emissions
Open the PDF for A Step Further on the Control of Acceleration of Gas Turbines With Controlled Variable Geometry and Combustion Emissions in another window
Topics: Combustion, Emissions, Gas turbines, Geometry, Engines, Design, Fuels, Combustion chambers, Compressors, Thrust
Proceedings Papers

GEOPHILES: GEneration Of Power with HIgh Levels of Environmental Friendliness — A Technology Transfer Project Between Europe and South America

Joao Roberto Barbosa, Pericles Pilidis
Proc. ASME. GT2000, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V004T05A006, May 8–11, 2000
Publisher: American Society of Mechanical Engineers
Paper No: 2000-GT-0586
https://doi.org/10.1115/2000-GT-0586
View Paper titled, GEOPHILES: GEneration Of Power with HIgh Levels of Environmental Friendliness — A Technology Transfer Project Between Europe and South America
Open the PDF for GEOPHILES: GEneration Of Power with HIgh Levels of Environmental Friendliness — A Technology Transfer Project Between Europe and South America in another window
Topics: Energy generation, Teams, Biomass, Coal, Energy / power systems, Engineering disciplines, Gaseous fuels, Mechanical admittance, Power systems (Machinery), Trains
Proceedings Papers

The Flow Machines Course at the Technological Institute of Aeronautics for Mechanical-Aeronautical Engineering Undergraduate Course

Jesuino Takachi Tomita, João Roberto Barbosa, Cleverson Bringhenti
Proc. ASME. GT2013, Volume 4: Ceramics; Concentrating Solar Power Plants; Controls, Diagnostics and Instrumentation; Education; Electric Power; Fans and Blowers, V004T08A006, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95228
https://doi.org/10.1115/GT2013-95228
View Paper titled, The Flow Machines Course at the Technological Institute of Aeronautics for Mechanical-Aeronautical Engineering Undergraduate Course
Open the PDF for The Flow Machines Course at the Technological Institute of Aeronautics for Mechanical-Aeronautical Engineering Undergraduate Course in another window
Topics: Aeronautics, Flow (Dynamics), Machinery, Undergraduate students, Students, Design, Fluids, Blades, Cavitation, Computer software
Proceedings Papers

Development and Validation of a Methodology for Stationary Gas Turbine Performance Prognostic

Ronaldo Lucas Alkmin Freire, João Roberto Barbosa
Proc. ASME. GT2013, Volume 5B: Oil and Gas Applications; Steam Turbines, V05BT24A020, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95916
https://doi.org/10.1115/GT2013-95916
View Paper titled, Development and Validation of a Methodology for Stationary Gas Turbine Performance Prognostic
Open the PDF for Development and Validation of a Methodology for Stationary Gas Turbine Performance Prognostic in another window
Topics: Gas turbines, Failure, Fossil fuels, Instrumentation, Maintenance, Modeling, Ocean engineering, Offshore platforms, Teams, Thermal efficiency
Proceedings Papers

Single-Stream Jet Noise Prediction Using Empirical Methodology for a Newly Designed Turbojet Engine

João Roberto Barbosa, Daniel Jonas Dezan
Proc. ASME. GT2013, Volume 2: Aircraft Engine; Coal, Biomass and Alternative Fuels; Cycle Innovations, V002T07A022, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95199
https://doi.org/10.1115/GT2013-95199
View Paper titled, Single-Stream Jet Noise Prediction Using Empirical Methodology for a Newly Designed Turbojet Engine
Open the PDF for Single-Stream Jet Noise Prediction Using Empirical Methodology for a Newly Designed Turbojet Engine in another window
Topics: Engines, Gas turbines, Noise (Sound), Turbojets
Proceedings Papers

Turbojet Engine Noise Prediction Utilizing Empirical Methods

João Roberto Barbosa, Daniel Jonas Dezan
Proc. ASME. GT2013, Volume 2: Aircraft Engine; Coal, Biomass and Alternative Fuels; Cycle Innovations, V002T07A024, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95274
https://doi.org/10.1115/GT2013-95274
View Paper titled, Turbojet Engine Noise Prediction Utilizing Empirical Methods
Open the PDF for Turbojet Engine Noise Prediction Utilizing Empirical Methods in another window
Topics: Combustion chambers, Compressors, Engines, Gas turbines, Noise (Sound), Turbines, Turbojets
Proceedings Papers

Gas Turbine Transients With Controlled Variable Geometry

João Roberto Barbosa, Cleverson Bringhenti, Jesuíno Takachi Tomita
Proc. ASME. GT2012, Volume 3: Cycle Innovations; Education; Electric Power; Fans and Blowers; Industrial and Cogeneration, 415-421, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69836
https://doi.org/10.1115/GT2012-69836
View Paper titled, Gas Turbine Transients With Controlled Variable Geometry
Open the PDF for Gas Turbine Transients With Controlled Variable Geometry in another window
Topics: Gas turbines, Geometry, Transients (Dynamics), Engines, Surges, Compressors, Inlet guide vanes, Jet engines, Axial flow, Calibration
Proceedings Papers

Numerical Tools for High Performance Axial Compressor Design for Teaching Purpose

Jesuíno Takachi Tomita, João Roberto Barbosa
Proc. ASME. GT2012, Volume 3: Cycle Innovations; Education; Electric Power; Fans and Blowers; Industrial and Cogeneration, 489-499, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69987
https://doi.org/10.1115/GT2012-69987
View Paper titled, Numerical Tools for High Performance Axial Compressor Design for Teaching Purpose
Open the PDF for Numerical Tools for High Performance Axial Compressor Design for Teaching Purpose in another window
Topics: Compressors, Design, Teaching
Proceedings Papers

Combustor and Single-Stream Jet Noise Prediction for a Newly Designed Turbojet Engine by Using Semi-Empirical Methods

João Roberto Barbosa, Daniel Jonas Dezan
Proc. ASME. GT2012, Volume 3: Cycle Innovations; Education; Electric Power; Fans and Blowers; Industrial and Cogeneration, 329-336, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69548
https://doi.org/10.1115/GT2012-69548
View Paper titled, Combustor and Single-Stream Jet Noise Prediction for a Newly Designed Turbojet Engine by Using Semi-Empirical Methods
Open the PDF for Combustor and Single-Stream Jet Noise Prediction for a Newly Designed Turbojet Engine by Using Semi-Empirical Methods in another window
Topics: Combustion chambers, Engines, Noise (Sound), Turbojets
Proceedings Papers

Performance Evaluation of a 5 kN Gas Turbine Based on Specially Designed Components

Jesuíno Takachi Tomita, Cleverson Bringhenti, João Roberto Barbosa, Vitor Alexandre Carlesse Martins
Proc. ASME. GT2012, Volume 3: Cycle Innovations; Education; Electric Power; Fans and Blowers; Industrial and Cogeneration, 449-456, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-70020
https://doi.org/10.1115/GT2012-70020
View Paper titled, Performance Evaluation of a 5 kN Gas Turbine Based on Specially Designed Components
Open the PDF for Performance Evaluation of a 5 kN Gas Turbine Based on Specially Designed Components in another window
Topics: Axial flow, Design, Gas turbines, Knudsen number, Performance evaluation, Simulation, Turbines
Proceedings Papers

Numerical Simulation for the Preliminary Design of Fuel Flexible Stationary Gas Turbine Combustors Using Conventional and Alternative Fuels

Washington Orlando Irrazabal Bohorquez, João Roberto Barbosa, Rob Johan Maria Bastiaans, Philip de Goey
Proc. ASME. GT2012, Volume 3: Cycle Innovations; Education; Electric Power; Fans and Blowers; Industrial and Cogeneration, 633-645, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69615
https://doi.org/10.1115/GT2012-69615
View Paper titled, Numerical Simulation for the Preliminary Design of Fuel Flexible Stationary Gas Turbine Combustors Using Conventional and Alternative Fuels
Open the PDF for Numerical Simulation for the Preliminary Design of Fuel Flexible Stationary Gas Turbine Combustors Using Conventional and Alternative Fuels in another window
Topics: Combustion chambers, Computer simulation, Design, Fuels, Gas turbines, Diesel, Ethanol, Methanol, Combustion, Temperature
Journal Articles

Operation Analysis and Thermoeconomic Evaluation of a Cogeneration Power Plant Operating as a Self-Generator in the Ecuadorian Electrical Market and Sugar Industry

Washington Orlando Irrazabal Bohorquez, João Roberto Barbosa, Luiz Augusto Horta Nogueira
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: In-Brief
J. Energy Resour. Technol. December 2012, 134(4): 044501.
https://doi.org/10.1115/1.4007086
Published Online: August 7, 2012
View Article titled, Operation Analysis and Thermoeconomic Evaluation of a Cogeneration Power Plant Operating as a Self-Generator in the Ecuadorian Electrical Market and Sugar Industry
Open the PDF for Operation Analysis and Thermoeconomic Evaluation of a Cogeneration Power Plant Operating as a Self-Generator in the Ecuadorian Electrical Market and Sugar Industry in another window
Topics: Cogeneration plants, Combined heat and power, Bagasse, Steam, Emissions, Thermoeconomics, Fuels, Flow (Dynamics), Generators, Boilers
Journal Articles

An Axial Flow Compressor for Operation With Humid Air and Water Injection

Jesuino Takachi Tomita, Luciano Porto Bontempo, João Roberto Barbosa
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. July 2011, 133(7): 071703.
https://doi.org/10.1115/1.4002672
Published Online: March 17, 2011
View Article titled, An Axial Flow Compressor for Operation With Humid Air and Water Injection
Open the PDF for An Axial Flow Compressor for Operation With Humid Air and Water Injection in another window
Topics: Axial flow, Compression, Compressors, Drops, Flow (Dynamics), Pressure, Underground injection, Water, Design, Temperature