Browsing Articles publicats (Informàtica i Enginyeria Industrial) by Author "Riba Ruiz, Jordi-Roger"
Now showing items 1-17 of 17
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A simple laboratory experiment to measure the surface tension of a liquid in contact with air
Riba Ruiz, Jordi-Roger; Esteban Dalmau, Bernat (IOP Publishing, 2014-06)A simple and accurate laboratory experiment to measure the surface tension of liquids has been developed, which is well suited to teach the behaviour of liquids to first- or second-year students of physics, engineering or ... -
An eddy-current-based sensor for preventing knots in metallic wire drawing processes
Esteban Dalmau, Bernat; Riba Ruiz, Jordi-Roger; Baquero Armans, Grau (Taylor & Francis, 2011-04)During metallic wire drawing processes, the presence of knots and the failure to detect them can lead to long production interruptions, significant economic losses and a lower quality of final product. Consequently, there ... -
An evaluation of the life cycle cost of rapeseed oil as a straight vegetable oil fuel to replace petroleum diesel in agriculture
Baquero Armans, Grau; Esteban Dalmau, Bernat; Riba Ruiz, Jordi-Roger; Rius Carrasco, Antoni; Puig, Rita (Elsevier, 2011-08)The use of straight vegetable oil (SVO) as biofuel has been recognized as a valid substitute of diesel fuel in the agricultural sector under specific circumstances. Its direct use reduces most of the chemical processes ... -
Caracterización de las propiedades físicas de aceites vegetales para ser utilizados como carburante en motores diesel
Riba Ruiz, Jordi-Roger; Esteban Dalmau, Bernat; Baquero Armans, Grau; Puig, Rita; Rius Carrasco, Antoni (Asociación de Químicos e Ingenieros del Instituto Químico de Sarrià, 2010-09)La densidad y la viscosidad de los aceites vegetales tienen valores más elevados que los del gasóleo de automoción para una misma temperatura. Ya que dichos parámetros dependen mucho de la temperatura, con un precalenta ... -
Circular economy of post-consumer textile waste: Classification through infrared spectroscopy
Riba Ruiz, Jordi-Roger; Cantero Gómez, M. Rosa; Canals, Trini; Puig, Rita (Elsevier, 2020-05)The textile and fashion industry is amongst the most resource-intensive and polluting industries, thus impacting the natural environment. During the last decades, there has been an increase in the manufacturing of textiles. ... -
Comparative study of multivariate methods to identify paper finishes ssing infrared spectroscopy
Riba Ruiz, Jordi-Roger; Canals, Trini; Cantero Gómez, M. Rosa (IEEE, 2012-04)Recycled paper is extensively used worldwide. In the last decades, its market has expanded considerably. The increasing use of recycled paper in papermaking has led to the production of paper containing several types of ... -
Composition Determination of Rubber Blends by Applying Differential Scanning Calorimetry and SPA-PLS Treatment
Riba Ruiz, Jordi-Roger; Mansilla, Marcela Ángela; Canals, Trini; Cantero Gómez, M. Rosa (Associação Brasileira de Metalurgia e Materiais (ABM); Associação Brasileira de Cerâmica (ABC); Associação Brasileira de Polímeros (ABPol), 2019)This paper proposes an innovative approach to determine the composition of natural rubber (NR) and styrene butadiene rubber (SBR) blends from the analysis of the data provided by the differential scanning calorimetry (DSC) ... -
Determination of the recovered-fiber content in paperboard samples by applying mid-infrared spectroscopy
Riba Ruiz, Jordi-Roger; Canals, Trini; Cantero Gómez, M. Rosa (Sage, 2015-04)Paperboard is widely used in different applications, such as packaging and graphic printing, among others. Consumption of recycled paper is growing, which has led the paper-mill packaging industry to apply strict quality ... -
Ecologia industrial aplicada al sector adober de Catalunya
Puig, Rita; Cervantes, Gemma; Rius Carrasco, Antoni; Martí, Elena; Solé Gustems, Miquel; Riba Ruiz, Jordi-Roger (Asociación de Químicos e Ingenieros del Instituto Químico de Sarrià, 2008)El objetivo del presente proyecto (que forma parte del proyecto CICLE) es conocer la situación actual de aprovechamiento y reciclaje de resíduos del sector de curtidos en Cataluña y proponer mejoras siguiendo los principios ... -
Ecologia industrial aplicada al sector paperer de Catalunya
Puig, Rita; Rius Carrasco, Antoni; Martí, Elena; Solé Gustems, Miquel; Riba Ruiz, Jordi-Roger; Fullana i Palmer, Pere (Asociación de Químicos e Ingenieros del Instituto Químico de Sarrià, 2008)L’objectiu del projecte presentat aquí (que forma part del projecte CICLE), és conèixer la situació actual d’aprofitament i reciclatge de residus del sector paperer català i fer propostes de millora seguint els principis ... -
Environmental life cycle assessment of rapeseed straight vegetable oil as self-supply agricultural biofuel
Baquero Armans, Grau; Esteban Dalmau, Bernat; Puig, Rita; Riba Ruiz, Jordi-Roger; Rius Carrasco, Antoni (Elsevier, 2013-02)Biofuels are nowadays considered a questionable environmental alternative to fossil fuels. In that context, this work analyses the environmental impacts when introducing rapeseed on the traditional and current wheat and ... -
Improving the control of the cement making process by applying multivariate classical least squares calibration
Riba Ruiz, Jordi-Roger; Font Vallès, Joaquim; Rodríguez Moltó, Daniel; Puig, Rita (Asociación de Químicos e Ingenieros del Instituto Químico de Sarrià, 2009)Las técnicas basadas en calibración multivariable permiten el control de procesos químicos a partir de la estimación de propiedades de las muestras analizadas, de modo no destructivo, rápido y económico, a diferencia ... -
Multivariate identification of extruded PLA samples from the infrared spectrum
Riba Ruiz, Jordi-Roger; Cantero Gómez, M. Rosa; García Masabet, Violeta del Valle; Cailloux, Jonathan; Canals, Trini; Maspoch Rulduà, Mª Lluïsa (Springer, 2020-01)Polylactic acid (PLA) is a biodegradable thermoplastic polymer that is presented as a good alternative to petroleum-derived plastics. Some of the major drawbacks of this material are its lack of thermal stability and rapid ... -
Optimal sizing of a hybrid grid-connected photovoltaic and wind power system
González Juncà, Arnau; Riba Ruiz, Jordi-Roger; Rius Carrasco, Antoni; Puig, Rita (Elsevier, 2015-09)Hybrid renewable energy systems (HRES) have been widely identified as an efficient mechanism to generate electrical power based on renewable energy sources (RES). This kind of energy generation systems are based on the ... -
Optimal sizing of a hybrid grid-connected photovoltaic–wind–biomass power system
González Juncà, Arnau; Riba Ruiz, Jordi-Roger; Rius Carrasco, Antoni (MDPI, 2015)Hybrid renewable energy systems (HRES) are a trendy alternative to enhance the renewable energy deployment worldwide. They effectively take advantage of scalability and flexibility of these energy sources, since combining ... -
Small-scale production of straight vegetable oil from rapeseed and its use as biofuel in the Spanish territory
Baquero Armans, Grau; Esteban Dalmau, Bernat; Rius Carrasco, Antoni; Riba Ruiz, Jordi-Roger; Puig, Rita (Elsevier, 2010-01)Biofuels nowadays are an important topic of study. The most significant point is the availability of bioethanol or biodiesel and their production from different raw materials. It is already known that large-scale production ... -
Supervision of ethylene propylene diene M-class (EPDM) rubber vulcanization and recovery processes using attenuated total reflection Fourier transform infrared (ATR FT-IR) spectroscopy and multivariate analysis
Riba Ruiz, Jordi-Roger; Canals, Trini; Cantero Gómez, M. Rosa (Sage, 2016-08)Ethylene propylene diene monomer (EPDM) rubber is widely used in a diverse type of applications, such as the automotive, industrial and construction sectors among others. Due to its appealing features, the consumption of ...