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Listar por palabra clave "Passivity"

Mostrando ítems 1-14 de 14

Caracterización y estudio del comportamiento electroquímico de aleaciones biomédicas de titanio

Dalmau Borrás, Alba (Universitat Politècnica de València, 2013-02-25)

[ES] Se investiga el comportamiento frente a la corrosión de nuevas aleaciones de titanio mediante técnicas electroquímicas en condiciones similares al cuerpo humano empleando una disolución de fosfatos (PBS) y trabajando ...
Comparative Study of Methods for Robot Control with Flexible Joints

Zotovic Stanisic, Ranko; Pérez-Ubeda, Rodrigo; Perles, Angel (MDPI AG, 2024-08)

[EN] Robots with flexible joints are gaining importance in areas such as collaborative robots (cobots), exoskeletons, and prostheses. They are meant to directly interact with humans, and the emphasis in their construction ...
Control Basado en Pasividad para una Clase de Sistemas no Lineales y su Aplicación a la Regulación de Nivel de un Estanque Cónico

Travieso-Torres, Juan Carlos; Duarte-Mermoud, Manuel A.; Gutiérrez-Osorio, Antonio; Beytía, Orlando (Universitat Politècnica de València, 2018-03-05)

[ES] En este artículo científico se proponen dos estrategias de control basado en pasividad, una adaptable y la otra no adaptable para cierta clase de sistemas no lineales. A diferencia de la estrategia de control no ...
Control Servo-Visual de un Robot Manipulador Planar Basado en Pasividad

Soria, Carlos; Roberti, Flavio; Carelli, Ricardo; Sebastián, José M. (Universitat Politècnica de València, 2008-10-10)

[EN] In this work a visual servo control based on the passivity properties of the visual system is designed. It proposes a regulator with variable control gains, to avoid the saturations of the actuators while introducing ...
Corrosion Resistance and Galvanic Coupling of UNS N08031 Base Metal, Heat-Affected Zone, and Weld Metal in Phosphoric Acid at Different Temperatures

Blasco Tamarit, María Encarnación; García García, Dionisio Miguel; Ibáñez-Ferrándiz, M.; García Antón, José; Guenbour, Abdellah (NACE International, 2011)

[EN] Open-circuit potential tests and potentiodynamic anodic polarization curves have been carried out to obtain information about the electrochemical behavior of a highly alloyed austenitic stainless steel (UNS N08031) ...
Efecto del tratamiento térmico y del potencial en el comportamiento electroquímico de la aleación biomédica CoCrMo en medios fisiológicos

Valero Vidal, Carlos (Universitat Politècnica de València, 2011-10-20)

Resumen: Un estudio metalográfico y técnicas electroquímicas (curvas potenciodinámicas, ensayos potenciostáticos a diferentes potenciales y EIS) se utilizan para caracterizar la aleación CoCrMo después de tres tratamientos ...
Effect of potential formation on the electrochemical behaviour of a highly-alloyed austenitic stainless steel in contaminated phosphoric acid at different temperatures

Escrivá Cerdán, Clara; Blasco Tamarit, María Encarnación; García García, Dionisio Miguel; García Antón, José; Guenbour, A. (Elsevier, 2012-10-01)

The electrochemical behaviour of the highly alloyed austenitic stainless steel UNS N08031 (Alloy 31) in a contaminated phosphoric acid solution is studied using potentiodynamic curves, EIS and Mott–Shottky. The relative ...
Effects of microplasma arc AISI 316L welds on the corrosion behaviour of pipelines in LiBr cooling systems

Sánchez-Tovar, R.; Montañés, M.T.; García-Antón, J. (Elsevier, 2013)

[EN] The effect of microplasma arc welding (MPAW) on the electrochemical and corrosion behaviour of AISI 316L stainless steel tubes has been studied. Scanning electrochemical measurements were performed in sodium chloride ...
Electrochemical Quartz Crystal Microbalance and X-Ray Photoelectron Spectroscopy study of cathodic reactions in Bovine Serum Albumin containing solutions on a Physical Vapour Deposition-CoCrMo biomedical alloy

Igual Muñoz, Anna Neus; Mischler, Stefano (Elsevier, 2015-10-20)

Protein adsorption on biomedical CoCrMo alloys plays a crucial role in biocompatibility, corrosion and wear properties of implants. So far, protein adsorption was studied only on passive CoCrMo alloys above the open circuit ...
Imposed potential measurement to evaluate the pitting corrosion resistance and the galvanic behaviour of a highly alloyed austenitic stainless steel and its weldment in a LiBr solution at temperatures up to 150ºC

Blasco Tamarit, María Encarnación; García García, Dionisio Miguel; García Antón, José (Elsevier, 2011-02)

Pitting corrosion resistance and galvanic behaviour of Alloy 31, a highly alloyed austenitic stainless steel (UNS N08031), and its weldment were studied in a heavy brine LiBr solution 1080 g/l at different temperatures ...
Influence of carbides and microstructure of CoCrMo alloys on their metallic dissolution resistance

Valero Vidal, Carlos; Casaban Julián, Leandro; Herraiz Cardona, Isaac; Igual Muñoz, Anna Neus (Elsevier, 2013-12-01)

CoCrMo alloys are passive and biocompatible materials widely used as joint replacements due to their good mechanical properties and corrosion resistance. Electrochemical behaviour of thermal treated CoCrMo alloys with ...
Influence of pH on the electrochemical behaviour of a duplex stainless steel in highly concentrated LiBr solutions

Guiñón Pina, Virginia; Igual Muñoz, Anna Neus; García Antón, José (Elsevier, 2011-02)

[EN] The objective is to study the influence of pH on the corrosion and passive behaviour of duplex stainless steels (DSS) using potentiodynamic measurements, potentiostatic tests and electrochemical impedance spectroscopy ...
Passivation behaviour of Alloy 31 (UNS N08031) in polluted phosphoric acid at different temperatures

Escrivá Cerdán, Clara; Blasco Tamarit, María Encarnación; García García, Dionisio Miguel; García Antón, José; Guenbour, A. (Elsevier, 2012-03)

The influence of temperature (20–80 °C) and chloride concentration (0.06–0.42 wt.% KCl) on the electrochemical behaviour of the UNS N08031 was studied in 40 wt.% polluted phosphoric acid solution. Passivation behaviour ...
Study of the effect of temperature on the galvanic corrosion between Alloy 31 base metal and its weld in polluted phosphoric acid

Blasco-Tamarit, E.; García-García, D.M.; Garcia-Anton, Jose; Guenbour, Abdellah (Electrochemical Science Group, 2011-12)

This work studies the influence of the solution temperature on the corrosion resistance of a high alloyed austenitic stainless steel (UNS N08031) used as Base Metal (BM), the Heat Affected Zone (HAZ) and the Weld Metal ...