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Mostrando ítems 31-40 de 742
Projeto conceitual de um transportador pneumático para finos de bauxita
(Universidade Tecnológica Federal do ParanáPonta GrossaBrasilDepartamento Acadêmico de MecânicaEngenharia MecânicaUTFPR, 2018-10-24)
The use of pneumatic conveying has been of great importance to the operational efficiency improvement in the industry, and, in many cases, the only way when dealing with toxic material or those that cannot be contaminated. ...
Análise dinâmica de conversores CC-CC boost-flyback de elevado ganho
(Universidade Tecnológica Federal do ParanáPonta GrossaBrasilDepartamento Acadêmico de Engenharia ElétricaEngenharia ElétricaUTFPR, 2018-12-05)
This study has the purpose of modeling the dynamic behavior of the conventional and soft-switching boost-flyback DC-DC converters. This analysis is justified by the need of controlling key system variables, such as voltage ...
Estudo da viabilidade técnico-econômica de uma microgeração solar residencial
(Universidade Tecnológica Federal do ParanáCampo MouraoBrasilDepartamento Acadêmico de Engenharia EletrônicaEngenharia EletrônicaUTFPR, 2018-06-20)
With the presently energy global scene, it is necessary to search about new alternatives of power generation. Brazil receives high incidence of radiaton and that’s why this article presents a technical economic viability ...
Grifo 732: anteprojeto de edificação híbrida com baixo consumo energético
(Universidade Federal do Rio Grande do NorteBrasilUFRNArquitetura e Urbanismo, 2019-06-19)
Over the years the challenges and problems faced by architecture and urbanism arise and become more complex, and it is necessary to study new approaches in order to propose more adequate solutions to these new demands of ...
Carregador de baterias microprocessado para aplicação em sistema fotovoltaico
(Universidade Tecnológica Federal do ParanáPato Branco, 2012-12-18)
The use of renewable energy has been the subject of research especially in recent decades, the probable scarcity of fossil fuels and the environmental impacts. In this context solar energy is gaining focus of several studies ...
Modelo de señales de precios para usuarios finales como alternativa de gestión de la demanda en sistemas eléctricos con generación distribuida
(2022-05)
This paper aims to present a model of
differential rates that helps the user to
flatten the demand curve, in order to
obtain a differential rate with economic
savings on their final bill. It seeks to create
awareness ...
Modelo y estudio de eficiencia energética de un vehículo industrial de 1.5 ton.
(2019-04-22)
The model and study of industrial electric vehicles have among other objectives to know how efficient they can be when using this energy source. Knowing the operating time taking into account different load levels, knowing ...
Planejamento de um sistema de gestão de energia elétrica - Estudo de caso: UTFPR - Câmpus Medianeira
(Universidade Tecnológica Federal do ParanáMedianeiraBrasilEngenharia de ProduçãoUTFPR, 2017-06-27)
The increase in the gap between supply and demand for energy coupled with the depletion of natural resources together highlighted the need to search for alternatives that could mitigate these problems. Since then, policies, ...
Estudo da viabilidade da utilização do calor proveniente da reação de oxidação de cavacos de usinagem em um sistema de refrigeração tipo DAR
(Universidade Tecnológica Federal do ParanáCuritibaBrasilDepartamento Acadêmico de MecânicaEngenharia MecânicaUTFPR, 2013-04-26)
Nowadays, high levels of pollution and strong cost reduction policy in companies, allied to the forecast of fossil fuels exhaustion (non-renewable) such as gasoline, natural gas, diesel and coal, encourages researches ...
A geração de energia eólica como fator de desenvolvimento regional: o caso do município de Lagoa Nova-RN
(Universidade Federal do Rio Grande do NorteBrasilUFRNAdministração, 2017)