Search Results - "Queral, V."

Design, construction and validation of the UST_1 modular stellarator by Queral, V.

“…•A small and simple low cost two period modular stellarator is reviewed.•It is defined as a monolithic circular surface torus with carved grooves.•The grooves…”
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3D-printed fusion components concepts and validation for the UST_2 stellarator by Queral, V.

“…•A fabrication method for fusion components is developed and validated.•Synergies obtained from additive manufacturing and non-metal casting.•3D-printed…”
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Concept, production and validation of a 3D-printed coil frame for the UST_2 modular stellarator by Queral, V.

“…•A construction method for stellarator modular coils is developed and validated.•3D printed truss structure filled and moulded with a material able to…”
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Coil fabrication of the UST_1 modular stellarator and potential enhancements by Queral, V.

“…► A construction method for stellarator modular coils is developed and validated. ► Single monolithic grooved coil frame and conductors compressed in groove. ►…”
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Composites and additive manufacturing for high-field coil supports for stellarators by Queral, V., Rincón, E., Lumsdaine, A., Cabrera, S., Spong, D.

“…•Composites for middle/high field stellarator coil supports.•Finite element calculation of principal directions of stress in the support.•The direction of the…”
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Evaluation of metal additive manufacturing for high-field modular-stellarator radial plates and conductors by Queral, V., Rincón, E., Cabrera, S., Lumsdaine, A.

“…•Metal additive manufacturing tested for high field stellarator radial plates.•3D-printing of stellarator windings performed in copper and aluminium.•Stainless…”
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Dimensional accuracy of additively manufactured structures for modular coil windings of stellarators by Queral, V., Rincón, E., Mirones, V., Rios, L., Cabrera, S.

“…•Dimensional accuracy of plastic additive manufacturing (AM) studied for fusion.•0.1% accuracy obtained for FDM (Fused Deposition Modelling) AM fabrication.•AM…”
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Design overview of ex-vessel components for the Wide Angle Viewing System diagnostic for ITER Equatorial Port 12 by Medrano, M., Soleto, A., Pastor, C., Rodríguez, C., Carrasco, R., Lapayese, F., de la Peña, A., Pereira, A., Rincón, E., Cabrera, S., Ramos, F., de la Cal, E., Mota, F., Queral, V., Lopez-Heredero, R., Manzanares, A., Alén-Cordero, C., Letellier, L., Vives, S., Martin, V., Guern, F. Le, Piqueras, J.J., Kocan, M.

“…•The manuscript shows the preliminary opto-mechanical design of the ex-vessel components for the wide angle viewing system (WAVS) for ITER equatorial port 12…”
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Initial Exploration of High-Field Pulsed Stellarator Approach to Ignition Experiments by Queral, V., Volpe, F. A., Spong, D., Cabrera, S., Tabarés, F.

“…In the framework of fusion energy research based on magnetic confinement, pulsed high-field tokamaks such as Alcator and FTU have made significant scientific…”
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Shutdown dose rate assessment of the interspace components of wide angle viewing system diagnostic for ITER by Mota, F., Peneliau, Y., Catalan, J.P., Alguacil, J., Medrano, M., Rincón, E., Cabrera, S., Carrasco, R., Lapayese, F., Pastor, C., de la Peña, A., Pereira, A., Queral, V., Ramos, F., Rodríguez, C., Soleto, A., Letellier, L., Le Guern, F., Piqueras, J.J.

“…Shutdown dose rate (SDDR) calculations have been performed to give support to the design of the Interspace (IS) VIS/IR WAVS diagnostic components of the…”
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Structural analysis of the Interspace Afocal Module of the Wide Angle Viewing System diagnostic for ITER by Rincón, E., Cabrera, S., Carrasco, R., Lapayese, F., Medrano, M., Mota, F., Pastor, C., de la Peña, A., Pereira, A., Queral, V., Ramos, F., Rodríguez, C., Soleto, A., Letellier, L., Le Guern, F., Piqueras, J.J.

“…•Structural Integrity of the Preliminary Design of the ITER Interspace Afocal Module (IAM) is ensured for every Load combination.•IAM Natural frequencies are…”
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Analysis of displacement damage in materials in nuclear fusion facilities (DEMO, IFMIF and TechnoFusion) by Mota, F., Vila, R., Ortiz, C., Garcia, A., Casal, N., Ibarra, A., Rapisarda, D., Queral, V.

“…Present pathway to fusion reactors includes a rigorous material testing program. To reach this objective, irradiation facilities must produce the displacement…”
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Enhancement of the remote handling strategy for the refurbishment of the backplate bayonet concept of IFMIF target system by Miccichè, G., Lorenzelli, L., Bernardi, D., Queral, V.

“…One of the most technically challenging activities of the IFMIF facility is the maintenance and the refurbishment of its components, and among these the target…”
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IFMIF suitability for evaluation of fusion functional materials by Casal, N., Sordo, F., Mota, F., Jordanova, J., García, A., Ibarra, A., Vila, R., Rapisarda, D., Queral, V., Perlado, M.

“…The International Fusion Materials Irradiation Facility (IFMIF) is a future neutron source based on the D-Li stripping reaction, planned to test candidate…”
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Preliminary definition of the remote handling system for the current IFMIF Test Facilities by Queral, V., Urbón, J., García, A., Cuarental, I., Mota, F., Miccichè, G., Ibarra, A., Rapisarda, D., Casal, N.

“…A coherent design of the remote handling system with the design of the components to be manipulated is vital for reliable, safe and fast maintenance, having a…”
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Study on the response of IFMIF fission chambers to mixed neutron-gamma fields: PH-2 experimental tests by Rapisarda, D., Vermeeren, L., García, Á., Cabellos, Ó., García, J.M., Ibarra, Á., Gómez-Ros, J.M., Mota, F., Casal, N., Queral, V.

“…The engineering design of fission chambers as on-line radiation detectors for IFMIF is being performed in the framework of the IFMIF-EVEDA works. In this paper…”
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Proposal of an improved design of IFMIF Test Cell components for enhanced handling and reliability by Queral, V., García, A., Miccichè, G., Ibarra, A., Casal, N., Mota, F., Rapisarda, D.

“…An adequate design of components to be manipulated by remote handling is a key factor in the success of any activated facility, having a decisive impact on…”
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Tritium permeation experiment at IFMIF Medium Flux Test Module by Casal, N., García, A., Ibarra, A., Sordo, F., Rapisarda, D., Queral, V., Mota, F.

“…Tritium release experiments using different breeding material candidates are planned for the medium flux region of the IFMIF Test Cell. Nowadays, only ceramic…”
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TechnoFusión, a relevant facility for fusion technologies: The remote handling area by Ibarra, A., Perlado, M., Aracil, R., Blanco, D., Ferre, M., García-Cortés, I., García-Robledo, P., González, M., González, P., Jiménez-Rey, D., Martinez-Albertos, J.L., Moreno, L., de No, J., Queral, V.M., Ríos, L., Román, R.

“…The future commercial production of electricity based on thermonuclear fusion requires the development of a number of research projects in addition to ITER,…”
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On a High-Mirror Stellarator Reactor Exploratory Concept With Neutrons Concentrated on Centrifuge Liquids by Queral, V., Fernandez, I., de Castro, A., Spong, D., Cabrera, S., Tribaldos, V., Reynolds, J. M., Rincon, E.

“…In the framework of fusion energy research based on magnetic confinement, stellarators allow numerous degrees of freedom for the design of the magnetic trap…”
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