Buscar
Mostrando ítems 1-10 de 66
Estudio de la eficiencia a tracción de la fibra de vidrio como refuerzo del hormigón bajo diferentes dosis y caracterización del agregado
(Universidad de Cuenca, 2021-04-08)
The main problem along the years of concrete has been its low tensile strength, and
one of the main measures to solve it is the use of different types of fibers. AR glass
fibers thanks to the inclusion of zirconium, ...
Uso de resíduos de fibra de vidro da indústria eólica na produção de compósitos matriz poliéster
(Universidade Federal do Rio Grande do NorteBrasilUFRNEngenharia QuímicaDepartamento de Engenharia Química, 2022-05-09)
Over the last few years, investment in renewable sources of energy, especially wind power,
increased due to concerns of environmental problems inflicted on the planet by the conventional
means of energy generation. In ...
Avaliação ecotoxicológica do extrato solubilizado de telhas de fibrocimento utilizadas na construção civil
(Universidade Tecnológica Federal do ParanáCuritibaBrasilGraduação em Tecnologia em Processos AmbientaisUTFPR, 2018-06-20)
The use of asbestos cement roofing roof tiles and their subsequent disposal can cause various social and environmental problems, such as air pollution, population health, soil and water contamination. In Brazil there are ...
Projeto de desenvolvimento de dispositivos e ensaios de haste femoral
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia MecânicaUTFPR, 2016-06-09)
This paper proposes the design of a fixing device to be used during the flexo-torsional tests and the execution of this tests on the femoral stem to be used in a hip implant. This femoral stem was made of composite material ...
Análise do comportamento estrutural de elementos cônicos de poliéster reforçado com fibra de vidro (PRFV)
(Universidade Tecnológica Federal do ParanáCuritibaBrasilGraduação em Engenharia CivilUTFPR, 2016-05-06)
Composite materials, although very old, began to gain importance in the twentieth century, with the rise of synthetic fibers. It is currently present in the naval and aeronautical segments, because presented several ...
Caracterização de pultrudados aplicados em pinos odontológicos
(Universidade Tecnológica Federal do ParanáLondrinaBrasilEngenharia de MateriaisUTFPR, 2016-11-07)
The pultrusion process is a technique used in the manufacture of profiles, including composite materials. The pultruded profiles reinforced by fiberglass have a wide application in the dental area employ as semi-finished ...
Desenvolvimento de compósito de poliuretana derivada de óleos vegetais com reforço de fibra de vidro
(Universidade Tecnológica Federal do ParanáCuritibaBrasilGraduação em Engenharia MecânicaUTFPR, 2017-12-06)
Fiberglass reinforced composites are vastly used in many engineering applications, due to its combination of mechanical properties, low cost and ease of use. Fiberglass reinforced composites can be found in aerospace ...
Obtenção de fibras de blendas zeína/PNIPAAm por eletrofiação em solução
(Universidade Tecnológica Federal do ParanáLondrinaBrasilEngenharia de MateriaisUTFPR, 2015-06-03)
Studies to biomaterials seek alternatives that can enhance the quality of life man, through more effective treatments. Zein is biocompatible, biodegradable and it is obtained from a renewable source. Poly(N-sopropylacrylamide) ...
Otimização do processo de tecelagem artesanal para a produção de tecidos técnicos.Optimization of the handloom weaving process for the production of technical textiles.
(Universidade Federal do Rio Grande do NorteBrasilUFRNEngenharia TêxtilEngenharia Têxtil, 2023)
Fabricação de corpos de prova de tração em compósitos com matriz biopolimérica
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia MecânicaUTFPR, 2015-06-12)
The crescent interest in validating new materials, for using within the universe of engineering in the technical aspects and economic issues and the growing environmental concernment have motivated this research. The ...