Search
Now showing items 1-10 of 193
Influência dos tratamentos termomecânicos na madeira
(Universidade Federal de Santa MariaBRRecursos Florestais e Engenharia FlorestalUFSMPrograma de Pós-Graduação em Engenharia Florestal, 2015-02-25)
Thermomechanical treatments seek to increase the wood density, throught of the temperature
and pressure combination, which results in a material with improved physical and mechanical
properties. Thus, the study aimed to ...
Propriedades tecnológicas da madeira de Eucalyptus submetida a tratamentos de congelamento e termorretificação
(Universidade Federal de Santa MariaBRRecursos Florestais e Engenharia FlorestalUFSMPrograma de Pós-Graduação em Engenharia Florestal, 2014-02-25)
This study aims to investigate chemical, physical, mechanical and surface properties of Eucalyptus grandis and Eucalyptus cloeziana wood subjected to different treatments of freezing and heat. To achieve this, six trees ...
Caracterização de postes de madeira para uso na rede elétrica
(Universidade Federal de Santa MariaBRRecursos Florestais e Engenharia FlorestalUFSMPrograma de Pós-Graduação em Engenharia Florestal, 2013-02-06)
Wood poles used in electrical lines were from Eucalyptus species. These poles should present adequate mechanical characteristics in order to ensure the security and structure of electrical lines. Wood poles should be treated ...
Efeito da retificação térmica nas propriedades físico-mecânicas e biológica das madeiras de Pinus taeda e Eucalyptus grandis
(Universidade Federal de Santa MariaBRRecursos Florestais e Engenharia FlorestalUFSMPrograma de Pós-Graduação em Engenharia Florestal, 2010-03-04)
This study investigated the effect of thermal treatment technique, used in two treatment conditions: treated wood in an autoclave and after conditioning, subject to the treatment under electric heater (combination), and ...
Influência de diferentes combinações de lâminas de eucalyptus saligna e Pinus taeda em painéis estruturais LVL
(Universidade Federal de Santa MariaBRRecursos Florestais e Engenharia FlorestalUFSMPrograma de Pós-Graduação em Engenharia Florestal, 2009-05-29)
This research aimed at investigating the influence of the positioning of Eucalyptus saligna and Pinus taeda wood veneers on the layers composing the Laminated Veneer Lumber (LVL) structural panels. The panels were manufactured ...
Aplicação de sais hidrossolúveis para tratamento de madeira roliça por meio de métodos não industriais
(Universidade Federal de Santa MariaBRRecursos Florestais e Engenharia FlorestalUFSMPrograma de Pós-Graduação em Engenharia Florestal, 2015-03-31)
Wood is an organic material which may decompose or deteriorate. To avoid this, the wood needs to go through preservative treatments, ensuring a higher durability to the treated pieces. This research aimed to evaluate the ...
Desempenho de duas espécies florestais em combinação com casca de arroz na fabricação de painéis cimentomadeira
(Universidade Federal de Santa MariaBRRecursos Florestais e Engenharia FlorestalUFSMPrograma de Pós-Graduação em Engenharia Florestal, 2009-08-28)
The present paper had as objective the evaluation of performance of panels composed by cement and different proportions of two combined wooden species with rice husk. There, were applied treatments where the levels of ...
Resistência biológica da madeira tratada de Eucalyptus grandis e Eucalyptus cloeziana em ensaios de laboratório e campo
(Universidade Federal de Santa MariaBRRecursos Florestais e Engenharia FlorestalUFSMPrograma de Pós-Graduação em Engenharia Florestal, 2011-07-19)
The Wood, because of its organic origin, depending on environmental conditions that
is exposed can be damaged by biological agents. In view of this becomes very
important that the same pass for any preservative treatment, ...
Propriedades tecnológicas de madeiras do gênero eucalyptus submetida a termorretificação em óleo vegetal
(Universidade Federal de Santa MariaBRRecursos Florestais e Engenharia FlorestalUFSMPrograma de Pós-Graduação em Engenharia Florestal, 2015-02-24)
This study aims to evaluate the effect of thermal treatment in vegetable oil in physical, mechanical, chemical and surface property of the wooden whose two species of the genus Eucalyptus. Initially, we selected six trees, ...
Intemperismo acelerado em madeira termorretificada em óleo
(Universidade Federal de Santa MariaBrasilRecursos Florestais e Engenharia FlorestalUFSMPrograma de Pós-Graduação em Engenharia FlorestalCentro de Ciências Rurais, 2017-02-23)
The use of oil heat treatment aims at incrementing the technological properties of wood with
use indication for external environments. Therefore, the current study had, as its objective, the
evaluation of accelerated ...