Submissões recentes

  • GP FEG Anderson Sena de rolimã

    Macedo, Luiz Gustavo Autor UNESP; Castro, José Nédilo Carrinho de Autor UNESP (Congresso de extensão universitária da UNESP, 2015) [Trabalho apresentado em evento]
    The “GP de Rolimã” is an event accomplished by PET Group aimed at better integration between students of the FEG and the Guaratinguetá community, reviving an old joke and also offering participants the application of ...
  • Operational and environmental assessment on the use of charcoal in iron ore sinter production

    Abreu, Guilherme Correa Autor UNESP; Carvalho Júnior, João Andrade de Autor UNESP; Silva, Bernardo Enne Correa da; Pedrini, Rinaldo Henrique (Journal of Cleaner Production, 2015) [Artigo]
    A study was carried out into the use of charcoal as a supplementary fuel in the iron-ore sintering process. The primary fuel was coke breeze and anthracite with 0, 10, 25, 50 and 100% replacement of the energy input with ...
  • Study of combustion of different biomass and its atmospheric emissions

    Cieslinski, Juliana Esteves Fernandes Autor UNESP; Costa, Maria Angélica Martins Autor UNESP; Carvalho Júnior, Joao Andrade de Autor UNESP; Amaral, Simone Simões Autor UNESP (Advanced Materials Research, 2015) [Artigo]
    One of the energy alternatives that provide utility, flexibility, cleanliness and economy is biomass, such as forest waste (wood) and agricultural (sugarcane bagasse, rice husks, coffee pods, etc.). However, with its ...
  • Analytical solution for transient one-dimensional couette flow considering constant and time-dependent pressure gradients

    Zevallos, Andrés Mendiburu Autor UNESP; Carrocci, Luiz Roberto Autor UNESP; Carvalho Júnior, Joao Andrade de Autor UNESP (Reterm: Engenharia Térmica, 2011) [Artigo]
    This paperaims to determine the velocity profile, in transient state, for a parallel incompressible flow known as Couette flow. The Navier-Stokes equations were applied upon this flow. Analytical solutions, based in Fourier ...
  • Analysis of oxy-fuel combustion as an alternative to combustion with air in metal reheating furnaces

    Oliveira, Flavio Augusto Dias de Autor UNESP; Carvalho Junior, João Andrade de Autor UNESP; Magalhães Sobrinho, Pedro Autor UNESP; Castro, André de Autor UNESP (Energy, 2014) [Artigo]
    Using oxygen instead of air in a burning process is at present being widely discussed as an option to reduce CO2 emissions. One of the possibilities is to maintain the combustion reaction at the same energy release level ...
  • Biomass burning fuel consumption rates: a field measurement database

    van Leeuwen, Thijs Thomas; van der Werf, Guido R.; Hoffmann, Anja A.; Detmers, Rob G.; Rücker, Gernot; French, Nancy H. F.; Archibald, Sally; Carvalho Junior, João Andrade de Autor UNESP; Cook, Garry D.; Groot, William J. de et al. (Biogeosciences, 2014) [Artigo]
    Landscape fires show large variability in the amount of biomass or fuel consumed per unit area burned. Fuel consumption (FC) depends on the biomass available to burn and the fraction of the biomass that is actually combusted, ...
  • Estimation of lower flammability limits of C-H compounds in air at atmospheric pressure, evaluation of temperature dependence and diluent effect

    Mendiburu, Andres Z. Autor UNESP; Carvalho Júnior, João Andrade de Autor UNESP; Coronado, Christian R. (Journal Of Hazardous Materials, 2015) [Artigo]
    Estimation of the lower flammability limits of C-H compounds at 25 degrees C and 1 atm; at moderate temperatures and in presence of diluent was the objective of this study. A set of 120 degrees C H compounds was divided ...
  • Modeling of hydraulic and energy efficiency indicators for water supply systems

    Nogueira Vilanova, Mateus Ricardo Autor UNESP; Perrella Balestieri, Jose Antonio Autor UNESP (Renewable &sustainable Energy Reviews, 2015) [Artigo]
    The present work approaches the necessity of the hydraulic and energetic efficiency indicator development for the management and decision making of water supply systems (WSSs) that can enable the comparison between the ...
  • Exploring the water-energy nexus in Brazil: the electricity use for water supply

    Nogueira Vilanova, Mateus Ricardo Autor UNESP; Perrella Balestieri, Jose Antonio Autor UNESP (Energy, 2015) [Artigo]
    The present work evaluates the electricity use for the water production and supply in Brazil. Five categories of indicators were proposed, that is, per capita, water losses, energy, greenhouse gases (GHGs) and financial/economic, ...
  • Tar reduction in downdraft biomass gasifier using a primary method

    Machin, Einara Blanco Autor UNESP; Pedroso, Daniel Travieso Autor UNESP; Proenza, Nestor; Silveira, Jose Luz Autor UNESP; Conti, Leonetto; Braga, Lucia Bollini Autor UNESP; Machin, Adrian Blanco Autor UNESP (Renewable Energy, 2015) [Artigo]
    This work present a novel primary method, for tar reduction in downdraft gasification. The principle of this new technology is to change the fluid dynamic behaviour of the mixture, formed by pyrolysis product and gasification ...
  • Black liquor gasification combined cycle with CO2 capture-Technical and economic analysis

    Ferreira, Elzimar Tadeu de Freitas Autor UNESP; Balestieri, José Antonio Perrella Autor UNESP (Applied Thermal Engineering, 2015) [Artigo]
    The pulp and paper sector is intensive in the use of energy, and presents a high participation in the industrial context, specially based in the black liquor, a renewable source generated in the pulp process. Black liquor ...
  • Performance measurement and indicators for water supply management: review and international cases

    Nogueira Vilanova, Mateus Ricardo Autor UNESP; Magalhaes Filho, Paulo Autor UNESP; Perrella Balestieri, Jose Antonio Autor UNESP (Renewable &sustainable Energy Reviews, 2015) [Artigo]
    This article presents a literature review on performance measurement and indicators, addressing the general aspects of this area of knowledge and contextualizing it for the water supply sector, including international ...
  • The calcium looping cycle study for capturing carbon dioxide applied to the energy generation

    Ávila, Ivonete Autor UNESP; Mortari, Daniela Andresa; Santos, Antonio Moreira dos; Crnkovic, Paula Cristina Garcia Manoel (Engenharia Térmica, 2013) [Artigo]
    The calcium looping process (Ca-L) is a promising technology to reduce of the carbon dioxide (CO2) emissions when applied in energy generation systems. Ca-based materials (usually limestone) are used in this process as CO2 ...
  • The Mutagenic Potential Caused by the Emissions from Combustion of Crude Glycerin and Diesel Fuel

    Mazak, Daniel Terruggi; Ávila, Ivonete Autor UNESP; Crnkovic, Paula Manoel; Cordoba, Aymer Yeferson Maturana; Pagliuso, Josmar Davilson (Brazilian Archives of Biology and Technology, 2015) [Artigo]
    This study evaluated the use of crude glycerin as an alternative of energy generation to replace the traditional fuels. The Tradescantia stamen hair mutation assay (Trad-SH) was applied to study the mutagenic effects caused ...
  • Cogeneration design problem Computational complexity analysis and solution through an expert system

    Matelli, Jose Alexandre Autor UNESP; Silva, Jonny C.; Bazzo, Edson (Engineering Computations, 2014) [Artigo]
    Purpose - The purpose of this paper is twofold: to analyze the computational complexity of the cogeneration design problem; to present an expert system to solve the proposed problem, comparing such an approach with the ...
  • Energetic and economic analysis of a Brazilian compact cogeneration system: Comparison between natural gas and biogas

    Brizi, Federico; Silveira, Jose Luz Autor UNESP; Desideri, Umberto; Reis, Joaquim Antonio dos Autor UNESP; Tuna, Celso Eduardo Autor UNESP; Lamas, Wendell de Queiroz (Renewable & Sustainable Energy Reviews, 2014) [Artigo]
    Cogeneration may be defined as the simultaneous production of electric power and useful heat from the burning of a single fuel. This technique of combined heat and power production has been applied in both the industrial ...
  • Development of a knowledge-based system for cogeneration plant design: Verification, validation and lessons learned

    Silva, Jonny Carlos da; Matelli, Jose Alexandre Autor UNESP; Bazzo, Edson (Knowledge-based Systems, 2014) [Artigo]
    This paper presents the development of a knowledge-based system (KBS) prototype able to design natural gas cogeneration plants, demonstrating new features for this field. The design of such power plants represents a synthesis ...
  • Flammability limits of hydrated and anhydrous ethanol at reduced pressures in aeronautical applications

    Coronado, Christian J. R.; Carvalho Junior, Joao Andrade de Autor UNESP; Andrade, Jose C.; Mendiburu, Andres Zevallos Autor UNESP; Cortez, Ely V.; Carvalho, Felipe S.; Goncalves, Beatriz; Quintero, Juan C.; Gutierrez Velasquez, Elkin I.; Silva, Marcos H. et al. (Journal Of Hazardous Materials, 2014) [Artigo]
    There is interest in finding the flammability limits of ethanol at reduced pressures for the future use of this biofuel in aeronautical applications taking into account typical commercial aviation altitude (<40,000 ft). ...
  • Soil and biomass mercury emissions during a prescribed fire in the Amazonian rain forest

    Melendez-Perez, Jose J.; Fostier, Anne H.; Carvalho Junior, Joao Andrade de Autor UNESP; Windmoeller, Claudia C.; Santos, Jose C.; Carpi, Anthony (Atmospheric Environment, 2014) [Artigo]
    Mercury stored in forests can be volatilized to the atmosphere during fires. Many factors influence this process such as mercury concentration, vegetation loading and the soil temperature reached during the fire. We ...
  • Fluid-dynamic assessment of sugarcane bagasse to use as feedstock in bubbling fluidized bed gasifiers

    Perez, Nestor Proenza Autor UNESP; Machin, Einara Blanco Autor UNESP; Pedroso, Daniel Travieso Autor UNESP; Antunes, Julio Santana Autor UNESP; Silveira, Jose Luz Autor UNESP (Applied Thermal Engineering, 2014) [Artigo]
    The fluid bed gasification of a sugarcane bagasse is a promising option for the large-scale production of fuel gas in order to increase the energetic efficiency of the sugar industry. A fluid-dynamic and thermodynamic ...

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