Buscar
Mostrando ítems 141-150 de 215
THE PUBLIC INSTITUTIONS PERFORMANCE IS ONE OF MAIN PORTUGUESE CONSTRUCTION REASONS FOR DELAYS
(2009)
The lack of competitiveness of the Portuguese construction industry has been recurrently mentioned in the press and in technical literature. The duration of construction projects right from inception to completion is ...
COMPORTAMIENTO FRENTE A LA EXPORTACION DE INVERNADEROS MULTITUNEL
(2009)
The greenhouses industry in Europe is increasing its export competitiveness to those countries with emerging economies. There is a tendency on the part of companies, to
design a single model of the greenhouse according to ...
ESTUDIO TECNICO SOBRE LA ROTURA DE TUBOS DE PRESION DE PVC
(2009)
The damages caused in pipes of pressure of PVC are studied in this work. PVC pipes are frequently used for the canalizations of drinking water. Damages caused in the pipes as well as problems that may derive from such ...
EL DIFERENCIAL SEMANTICO PARA LA DISCIPLINA DEL DISEÑO UNA HERRAMIENTA PARA LA EVALUACION DE PRODUCTOS
(2009)
This paper presents the results of a recent research that aimed to propose the Pragmatic Dimension's object on the Conceptual Model of Semantic Differential proposed by Osgood, which is a type of a rating scale designed ...
METODOLOGIA PARA EL DISEÑO DE AGENDAS DE ROTACION BAJO UN ENFOQUE ERGONOMICO
(2009)
Job rotation is a method of work organization more and more applied by the organizations to improve the labor conditions of its workers. This paper presents a methodology that permit to generate and evaluate job rotation ...
ESTIMACIÓN DE LA CARGA NO ESTACIONARIA EN BOMBAS CENTRÍFUGAS MEDIANTE DINÁMICA DE FLUIDOS COMPUTACIONAL (CFD)
(2009)
The impeller of centrifugal pumps undergoes a radial load that can be of considerable importance under certain working conditions. The average amplitude of this load can be
predicted at the design stage by means of existing ...
REGLAS DE ASOCIACION EN PROCESOS CONTROLADOS POR REDES DE SENSORES INALAMBRICAS
(2009)
Obtaining useful information for decision-making based on the time series captured from different processes, as industrial, agricultural and environmental, will allow a better
knowledge and management, as well as a bigger ...
DISEÑO DE SISTEMA DE PROPULSION ONDULANTE
(2009)
Throughout history the practical implementation of propulsion mechanisms in the middle fluid based on the rotation has been easier to deal because of the state of the art in its time, and this has meant that it has not ...
MODELO DE IDENTIFICACION DE FUENTES DE RUIDO
(2009)
An experimental model for identification of noise sources is present. The source strength distribution was obtain by inverting the transfer function matrix, between
radiated acoustic pressure and volume velocity, using the ...
FURTHER DEVELOPMENTS OF THE CFD FLOW ANALYSIS INSIDE THE VOLUMATIC® SPACER
(2009)
In recent years, allergic diseases, particularly asthma, have been acquiring an increasing importance in the developed countries, due to the rising of its prevalence and morbidity and the economic burden associated. In the ...