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Performance study of innovative Corrosion and Mechanically resistant coated materials against molten salts for next-generation concentrated solar power plants and Thermal Energy Storage systems

Descripción del proyecto

Resolver los problemas del almacenamiento de energía solar

La mayor demanda de fuentes de energía renovables ha dado lugar a la prometedora tecnología de energía solar de concentración (ESC). La ESC tiene una mayor fiabilidad y eficiencia y, gracias a sus sistemas de almacenamiento de energía térmica capaces de gestionar la intermitencia de la luz solar, solventa los problemas de almacenamiento. Sin embargo, la baja eficiencia de conversión de energía solar en eléctrica y el uso de materiales caros necesarios para soportar las condiciones de funcionamiento —contacto directo con sales fundidas corrosivas a alta temperatura— hacen que la ESC no sea competitiva. En el proyecto CoMeTES, financiado por las acciones Marie Skłodowska-Curie, se pretende abordar estos problemas mediante el desarrollo de revestimientos de lodos de aluminuro baratos, resistentes a la corrosión y a las tensiones mecánicas, que no solo permitirán el uso de mezclas de carbonatos más eficientes a mayor temperatura, sino que además reducirán los costes totales de las centrales de ESC. El proyecto se está llevando a cabo en el INTA (España), con EDF (Francia) como socio en comisión de servicios.

Objetivo

CoMeTES is intended to meet EU environmental concerns with the objective of spreading greener power generation systems by making concentrated solar power (CSP) technology economically viable and more secure. With a high global generating potential, CSP has emerged as a promising solution, effectively utilizing intermittent sunlight with the help of thermal energy storage systems. However, the current solar-to-electric conversion is too low due to the commonly used molten nitrates as heat transfer fluids, having limited operating temperature of 580 °C. An alternative would be to use new carbonate mixtures, able to operate at temperatures over 700 °C thereby increasing the thermodynamic efficiency. However, this would require the use of materials resistant to these conditions without increased costs. Therefore, this is CoMeTES challenge: developing low-cost and high-temperature (HT) corrosion resistant slurry aluminide coatings considering new deposition processes, and focusing on hitherto unreported mechanical and stress corrosion cracking aspects. The aim is to increase the TRL of the coating solution from 3 to 5.
The project will take place at INTA, a Spanish Public Research Organization, during 24 months with a 4-months Secondment in France at EDF, the main French electric utility company, which has shown profound interest in CoMeTES related to their upcoming CSP plants projects. The applicant is adept in various technical skills in materials science including HT oxidation, corrosion, mechanics and their synergetic effects which forms the core of CoMeTES. Combined with the coating expertise at INTA, it will enable an efficient two-way transfer of knowledge and to get significant research outcomes. CoMeTES will expand the candidate’s experience in coating development and molten salt corrosion as well as large-scale project management, which along with the development of his international professional network will help him to become a distinguished researcher.

Coordinador

INSTITUTO NACIONAL DE TECNICA AEROESPACIAL ESTEBAN TERRADAS
Aportación neta de la UEn
€ 165 312,96
Dirección
CR TORREJON AJALVIR KM 4 2
28850 Torrejon De Ardoz Madrid
España

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Comunidad de Madrid Comunidad de Madrid Madrid
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Socios (1)