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Itens para a visualização no momento 391-400 of 443
As práticas de aprendizado organizacional nas empresas vencedoras do PGQP programa gaúcho da qualidade e produtividade
(Universidade Federal de Santa Maria, 2008-03-07)
This research aims to identify and characterize the main evolution of Management Organizations according to the Gaucho Program of Quality and Productivity, Level II -
Towards Excellence, developing an examination of the ...
Retração total e penetração de cloretos em concretos com cimento Portland branco e escória de alto forno
(Universidade Federal de Santa Maria, 2009-06-25)
Drying Shrinkage is a phenomenon that occurs in concrete, subjected or not to a load, due to water loss, once exposed to environment and allowed to dry. It is
responsible for almost the entire total shrinkage strain in ...
O processo de outorga de direito de uso de recursos hídricos superficiais no Rio Grande do Sul: contribuições para o aprimoramento
(Universidade Federal de Santa Maria, 2009-07-21)
Water scarcity is one of the main problems the world will have to deal with in the twentiethfirst century. The great current challenge is to attend to the increasing water demand and, parallely, preserve the resource which ...
Instrumentação para pilhas de células a combustível do tipo PEM visando a eficiência energética
(Universidade Federal de Santa Maria, 2009-06-22)
This work aims at the development of an instrumentation prototype to monitor, control and drive a proton exchange membrane fuel cell (PEMFC) and its ancillary equipment. The
first stage of this work is related to PEMFC ...
Comportamento das variáveis hidrológicas do balanço hídrico do solo em lisímetros de drenagem
(Universidade Federal de Santa Maria, 2009-07-07)
The purpose of this study is the monitoring of the behaviour of variables involved in determining the hydrological water balance by means of lysimeters installed in a small basin in the central depression of Rio Grande do ...
Elaboração de manual de eficientização energética para aplicação em micro e pequenas empresas comerciais varejistas
(Universidade Federal de Santa Maria, 2009-09-04)
This dissertation brings a plan for improvements in the form of a technical manual on combating waste electrical energy in micro and small enterprises commercial retailers, energy of diagnosis-based microenterprises and ...
Síntese e caracterização de nanocristais de TiO2 via processo hidrotérmico e sua atividade na fotodegradação de um corante da indústria coureira
(Universidade Federal de Santa Maria, 2009-11-30)
This work reports the synthesis of TiO2 catalyst using the hydrothermal method at different synthesis conditions in order to study the influence of time and temperature on the physical properties of the material. The ...
Recomendações para especificação de vidros em edificações comerciais na região climática de Porto Alegre - RS
(Universidade Federal de Santa Maria, 2009-11-18)
In business buildings, great part of the required power is spent on the air conditioning of internal settings. The transparent façades on such buildings are
greatly significant on such matters, since a notable percentage ...
Subsídio para gestão das águas subterrâneas na bacia hidrográfica do rio Santa Maria/RS
(Universidade Federal de Santa Maria, 2009-10-05)
This study aims to provide subsidies for groundwater management at the basin of Rio Santa Maria-BHRSM. Located in the southwest of Rio Grande do Sul state, Brazil, on the edge of Paraná Basin and transitioning towards the ...
Contribuição ao estudo do acionamento avançado do motor síncrono de ímãs permanentes: abordagem baseada nos modos deslizantes de ordem superior
(Universidade Federal de Santa Maria, 2009-07-24)
This work presents a study of first and second order sliding mode controllers applied to permanent magnet synchronous motor.The aim is a theoretical study and an experimental implementation, using the DSP TMS320F2812 ...