Energy Resources
Mostrando 1-12 de 326 artigos, teses e dissertações.
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1. Exergy and emergy: complementary tools for assessing the environmental sustainability use of biosolids generated in wastewater-treatment plant for energy-production
Taking advantage of the energy contained in the biosolids generated in a wastewater treatment plant (WWTP) is one of the processes of greatest interest due to the opportunity to obtain an energy resources from a waste. The aim of this research was to analyze the environmental sustainability use of biosolids generated in a wastewater-treatment plant for energ
Química Nova. Publicado em: 2022
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2. Mechanical properties and fractography of cement-based composites reinforced by natural piassava and jute fibers
Abstract Today’s demand for environmentally friendly and energy-efficient solutions to the construction industry has driven researchers to match natural resources with traditional technics to develop new building technologies. However, there are literature limitations about the correlation of fiber-matrix interface with the failure of natural fibers in mor
Cerâmica. Publicado em: 2022
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3. Obtainment of a new metal matrix composite from the recycling of UNS S31803 duplex stainless steel by powder metallurgy
Abstract The purpose of circular economy is to maximize resources efficiency. With the increase in consumption of raw materials, energy and waste generation, recycling is necessary for environmental and industrial reasons. Thus, the powder metallurgy, together with mechanical milling, stands as a new method for scraps recycling. This study aimed to produce U
REM - International Engineering Journal. Publicado em: 2022
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4. TECHNICAL AND ECONOMIC FEASIBILITY OF USING A VARIABLE-FREQUENCY DRIVE IN MICRO-IRRIGATION SYSTEMS
ABSTRACT Irrigation is essential for the development of crops in regions with scarcity or irregular rainfall distribution, enabling high productivity. However, the use of water resources and electrical energy leads to a concern with irrigation efficiency. Pressure demand varies during the operations of irrigation systems and the appropriate pressure can be r
Eng. Agríc.. Publicado em: 2021-02
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5. Technological innovation in Córrego do Sítio Mineração - A study of technical and economic aspects by using sensor-based sorting for refractory gold ore
Abstract The mining sector has a fundamental financial and economical role in the country where it practices these activities. In addition to employment creation and social-cultural development, the mining sector brings economic growth to the country. However, the sector is facing challenges due to COVID-19, incidents involving tailings dam facilities, risin
REM, Int. Eng. J.. Publicado em: 2021-01
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6. USE OF INOCULUM IN BIODIGESTERS WITH CATTLE MANURE UNDER CONVENTIONAL AND ORGANIC PRODUCTION SYSTEMS
ABSTRACT One way of making livestock farming a more sustainable practice is to raise cattle organically. However, regardless of the production system, there is a generation of residues that can be converted into energy resources using biodigesters. This study aimed to evaluate the addition of inoculum in the anaerobic biodigestion of cattle manure under orga
Eng. Agríc.. Publicado em: 2020-04
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7. Proposal process management at the plant operation applied to the generating unit shutdown process of Itaipu Binacional
Resumo A Gestão de Processos é um modelo que possibilita a gestão funcional dos processos internos, transversais ou não, de uma organização. Possibilita o controle adequado dos recursos, mapeamento das funções e atividades, e tem por fim a melhoria dos resultados com sustentabilidade. Alinhada a tais objetivos, à Área de Operação da Usina Itaipu
Gest. Prod.. Publicado em: 20/01/2020
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8. Psicologia Ambiental e Recursos em Sustentabilidade: Revisão Integrativa
Resumo O objetivo deste estudo foi examinar, por meio de revisão integrativa de artigos empíricos, a produção científica relacionando a Psicologia Ambiental (variáveis de comportamento/cognição) e sustentabilidade, considerando diferentes recursos. Para efeitos deste estudo, foram analisados os artigos que abordam um recurso único. A busca foi reali
Psicol. cienc. prof.. Publicado em: 20/12/2019
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9. Land-use influence on the soil hydrology: An approach in upper Grande River basin, Southeast Brazil
RESUMO A Bacia do Alto Grande (ARG) é responsável pela drenagem de vários rios no sudeste do Brasil, sendo uma região hidrológica de grande importância para o Sistema Elétrico Brasileiro. Portanto, estudos sobre a disponibilidade de água nesta região são indispensáveis para uma melhor tomada de decisão na gestão dos recursos hídricos. O objetiv
Ciênc. agrotec.. Publicado em: 09/12/2019
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10. Integrated project of a smart microgrid allied with energy management: An initiative to reduce electrical energy costs
Abstract Electricity is undoubtedly one of the most important resources in the modern world. As the demand for electric energy increases, conventional resources that are transformed into electric energy are being exhausted, generating a need to search for alternative sources, resulting in a significant increase in energy costs. This study presents an integra
Braz. arch. biol. technol.. Publicado em: 25/11/2019
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11. Analysis of solar photovoltaic energy potential in Brazilian hydroelectric reservoirs through floating panels
Abstract Sustainability, a concept used to exploit natural resources without harming future generations, is being applied to power generation. In Brazil, the main source of electric energy comes from hydroelectric plants, due to abundant water resources. However, the implementation of these plants causes irreversible impacts on the environment and society.
Braz. arch. biol. technol.. Publicado em: 25/11/2019
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12. Development of a Standard of Solarimetric Stations SONDA
Abstract With the increasing of energy demand in Brazil and the unprecedent popular support for the use of energy sources with low environmental impact, the market for photovoltaic energy has become progressively relevant. Thus, it is of strategic importance to gather information of the solar resources either for a particular location or a specific region.
Braz. arch. biol. technol.. Publicado em: 25/11/2019