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Shutdown idling performance of the nuclear main coolant pump under station blackout accident: An optimization study
(SAGE publishing, 2022-05-25)
Article.
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Article.
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Lead-cooled fast reactor (LFR) is an important reactor type of the Generation IV nuclear energy, and the main coolant pump (MCP) is the only and most critical power equipment in primary circuit of LFR. The shutdown idling ...
Investigation of Novel Drag-Reducing and Atomic Oxygen Resistant Materials in Very Low Earth Orbit using SOAR (Satellite for Orbital Aerodynamics Research)
(International Astronautical Federation, 2020)
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Interest in operating spacecraft in very low Earth orbits (VLEO), those below approximately 450 km, is growing due to the numerous benefits offered by reducing altitude. For remote sensing and Earth observation applications, ...
Commissioning of a beam screen test bench experiment with a future circular hadron collider type synchrotron radiation beam
(American Physical Society (APS), 2019-08-23)
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Article.
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Coping with synchrotron radiation (SR) that originated at superconducting bending magnets is one of the major challenges in the design of the vacuum beam pipes of hadron colliders. In the case of the Future Circular hadron ...
Experimental and numerical assessment of local resonance phenomena in 3D-printed acoustic metamaterials
(2020-04)
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Article.
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The so called Locally Resonant Acoustic Metamaterials (LRAM) are a new kind of artificially engineered materials capable of attenuating acoustic waves. As the name suggests, this phenomenon occurs in the vicinity of internal ...
An assessment of different relay network topologies to improve Earth-Mars communications
(2023-04)
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Article.
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The future of deep space communications encompasses a challenging situation where the current facilities used to communicate with different spacecraft may become saturated as a result of an increasing number of missions ...
Impact of interannually variable diffuse attenuation coefficients for downwelling irradiance on biogeochemical modelling
(2021-05)
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Article.
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Remotely sensed optical data are fundamental to be integrated into biogeochemical models, since the key role of the optical properties on lower trophic dynamics. In this paper, it is shown how ocean optics satellite products ...
Microconfined high-pressure transcritical fluid turbulence
(2023-01-30)
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Article.
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Microfluidics technology has grown rapidly over the past decades due to its high surface-to-volume ratios, flow controllability, and length scales efficiently suited for interacting with microscopic elements.However, as a ...
Topology optimization methods for 3D structural problems: a comparative study
(2022-05-01)
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Article.
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The work provides an exhaustive comparison of some representative families of topology optimization methods for 3D structural optimization, such as the Solid Isotropic Material with Penalization (SIMP), the Level-set, the ...
RF Helicon-based Plasma Thruster (IPT): Design, Set-up, and First Ignition
(International Astronautical Federation, 2019)
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To extend missions lifetime at very low altitudes, an efficient propulsion system is requiredto compensate for aerodynamic drag. One solution is Atmosphere-Breathing Electric Propulsion (ABEP). It collects atmospheric ...
A 2.5D FEM-BEM-MFS methodology for soil-structure interaction problems in layered half-spaces
(2020)
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In this paper, a new prediction methodology to deal with longitudinally invariant soil-structure interaction problems in elastodynamics is presented. The method uses the finite-element method to model the structure, the ...