Buscar
Itens para a visualização no momento 1031-1040 of 3380
Aplicação e performance da análise de intervenção em séries de emissão de gases poluentes na Cidade do México
(Universidade Federal de Santa Maria, 2016-02-23)
This research aims to evaluate the performance of time-series models together with the use of analysis, when the time for action is determined by visual inspection of the series or the spectral analysis, greenhouse gas ...
Técnicas de projeto para o reator eletrônico auto-oscilante empregando ferramentas de controle
(Universidade Federal de Santa Maria, 2004-08-30)
This work presents a design methodology and analyss of the selfoscillating electronic ballast used in fluorescent lamps. The self-oscillating electronic ballast is represented as a control system with a nonlinear behavior. ...
Excelência em gestão da qualidade em uma instituição federal de ensino superior: um estudo de caso na Universidade Federal de Santa Maria
(Universidade Federal de Santa Maria, 2006-08-11)
With the markets globalization, the modern administration tools and the excellence prizes in administration that look for better results, decrease of public expenses and improvement of quality in services rendered to the ...
Processos hidrossedimentológicos em diferentes escalas espaço temporais no bioma Mata Atlântica.
(Universidade Federal de Santa Maria, 2010-06-09)
This study aims to evaluate the hydrosedimentological processes at different time-space scales in the Floresta Atlântica biome, by monitoring a volumetric lysimeter of 1m³ in size and two built-in basins: Rancho do ...
Coeficientes de desoxigenação e de reaeração superficial em trechos do rio Vacacaí Mirim
(Universidade Federal de Santa Maria, 2010-11-30)
This dissertation presents the experimental determination of the two most important coefficients in modeling of dissolved oxygen in water bodies: the reaeration-rate coefficient K2 and the deoxygenation coefficient K1. The ...
Estudo laboratorial da utilização de material fresado em misturas asfálticas recicladas a quente
(Universidade Federal de Santa Maria, 2016-02-19)
The use of recycled materials can become a constructive application with good acceptance in the road sector, and is a great contribution to the sustainability policy. In this scenario, the study of economic and sustainable ...
Um estudo sobre implementação de ciclos de usinagem através de programação parametrizada em máquinas de comando numérico computadorizado
(Universidade Federal de Santa Maria, 2007-07-26)
The computer numerical control (CNC) machines can be programmed. They have functions that help to get different superficies of varied geometry in the manufacturing process of mechanical parts. This research has the purpose ...
Metodologia para restabelecimento parcialmente dinâmico de energia elétrica em sistemas de distribuição com possibilidade de operação ilhada de microrredes
(Universidade Federal de Santa Maria, 2021-01-18)
This study presents a decision-making model for the dynamic reconfiguration of
distribution networks after contingency situations based on formulations of the selfhealing
problem with islanding. This work develops a ...
Estudo dos principais fatores associados aos acidentes de trabalho em uma empresa de grande porte do ramo metal mecânico
(Universidade Federal de Santa Maria, 2014-12-15)
The aim of this study was to determine the factors associated to occupational accidents that occurred in a metal mechanic industry which operates in the automotive, highway construction, agricultural and construction ...
Conforto e desempenho térmico em hospitais: estudo de caso na área de internação do Hospital Universitário de Santa Maria/RS
(Universidade Federal de Santa Maria, 2014-02-27)
The hospital is room for reestablishment of health and therefore its environments should be
comfortable and fit to this function, including thermal comfort. In this context, this paper
presents a review of the conditions ...