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Now showing items 81-90 of 95
Um estudo sobre diagnóstico de motores de indução através da análise espectral de vibrações
(2020-12-21)
Vibration analysis is a tool used to detect and diagnose problems with the operation of a rotating machine. It is generally applied to signals picked up by acceleration sensors and processed in the frequency domain. Although ...
Aplicação de conceitos de edifícios energia zero em uma edificação na Serra Gaúcha incluindo um sistema de energia solar fotovoltaica conectada à rede elétrica
(2020-12-19)
Society is becoming more and more depending of electric energy and civil construction is updating to follow this trend. That way, this research means to apply Zero Energy Building (ZEB) concepts and solar photovoltaic ...
Análise da influência de aberturas em paredes de concreto armado
(2020-12-23)
Openings in reinforced concrete walls are recurrent solutions, however, when not considered during the design of the element, they can result in numerous cracks and reduce the useful life of the structure. The present ...
Produção científica sobre indicadores de sustentabilidade em restaurantes: estudo bibliométrico no período de 1987 a 2020
(2020-12-28)
The implementation of sustainability indicators in restaurants is necessary to measure the performance of its activities and to propose improvements in the process. The aim of the study was to analyze the production of ...
Desempenho de estruturas de aço, em situação de incêndio, com diferentes proteções passivas
(2020-12-26)
Fire is a critical factor for any type of building, but when its effect on structural steel is analyzed, there are major impacts on physical and mechanical properties, suffering considerable reductions in its bearing ...
Análise do aumento de consumidores do grupo A4 com geração distribuída fotovoltaica no sistema de distribuição
(2020-12-19)
For the last years the economical, environmental and technological factors have encouraged the search for energetic solutions that may improve the efficiency, sustainability and quality in the electric sector and in the ...
Análise comparativa da estabilidade global de diferentes concepções estruturais de edificações de concreto armado em função dos materiais utilizados para divisórias internas
(2020-12-22)
The analysis of overall stability is one of the main checks to be made in the structures. Considering the growth of high rise buildings, and a consequent search for agility and productivity at the construction site, various ...
Avaliação experimental de uma coroa tipo engrenagem sem-fim fabricada em PA 6
(2020-12-09)
This work demonstrates the evaluation of mechanical resistance performed experimentally in a polymeric gear applied in a worm gear speed reducer. The use of a gear made of polymeric material reduces the product cost compared ...