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Parameters for the three models were obtained for sites in Brazil. The models were tested and RMS errors presented. Although most part of the results is still under analysis, an important conclusion is that the models are applicable to tropical and equatorial climates. Some high RMS errors can be probably reduced by more accurate choice of parameters and careful events database maintenance. Although...
The paper describes a system for automated detection of incipient faults in induction machines. The system is based on the Motor Current Signature Analysis method (MCSA) and aimed to be applied in a thermal electric power plant in south Brazil. First, the mechanism of fault evolution is introduced and clarified regarding the most common induction motor faults: stator winding short-circuits, broken...
An essential change has been occurring in TV nowadays in Brazil: the migration from the analogical system to the system digital TV. A major impact of this change is the increasing capacity transmission of new channels. The electronic programming guide helps viewers to navigate between channels, but the measure that new channels are available it is inevitable that information overload occurs making...
Nowadays, there is a growing interest in telemedicine in Brazil, because the country is the fifth largest country in the world and there is a huge gap between the population size and the number of available doctors. Institutions and the government are considering solutions for the integration and availability of data produced by several different systems. In this paper we present a contribution that...
In order to aid planning and procurement of equipment needed within a newly reorganized health system, databases for products manufactured in Brazil have been developed. They incorporate information on local manufacturers, equipment produced, prices, technical specifications, and clinical applications, all referenced by a standard nomenclature and coding system derived from the IMDC (International...
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