Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Ionut Sebastian VINTILA"'
Autor:
Ionut-Florian Popa, Cristian Dobromirescu, Ionut Sebastian Vintila, Iulia Tinca, Dragos Mihai, Alexa Miruna Canache, Daniel Eugeniu Crunteanu
Publikováno v:
Applied Sciences, Vol 14, Iss 20, p 9448 (2024)
The current paper addresses the challenges in manufacturing a critical component of a centrifugal pump for space active thermal control systems of satellites, namely, the closed centrifugal impeller. Compared to the classical technologies, there is a
Externí odkaz:
https://doaj.org/article/d9c62fe3f4174737bfed2648e0e43ef5
Autor:
Mihaela Raluca CONDRUZ, Lucia Raluca VOICU, Cristian PUSCASU, Ionut Sebastian VINTILA, Mihail SIMA, Marius DEACONU, Luminita DRAGASANU
Publikováno v:
INCAS Bulletin, Vol 10, Iss 1, Pp 13-25 (2018)
This paper presents a study on advanced material designs suitable for lightweight space packaging structures. During this study, several material designs were proposed, evaluated and in the end three packaging structures were designed, manufactured a
Externí odkaz:
https://doaj.org/article/957c4855e6a9461e9981859dd8fab85d
Autor:
Radu Mihalache, Dragos Mihai, Gheorghe Megherelu, Ionut Florian Popa, Ionut Sebastian Vintila, Alexandru Paraschiv
Publikováno v:
Applied Sciences, Vol 11, Iss 17, p 8115 (2021)
The mission objective of the Phobos Sample Return is to collect and return 100 g of Phobos’ surface material to Earth inside a tight enclosure composed of a Vault, a Sample Container and sealing elements. One important aspect of the project was the
Externí odkaz:
https://doaj.org/article/929e8c0443fd44529cfc4be533b0baaa
Autor:
Radu Mihalache, Dragos Mihai, Ionut Sebastian Vintila, Ion Ciocan, Daniel Datcu, A. Kiss, Iulian Pana, Paul Burlacu, Nicolae Catalin Zoita, Ionut Florian Popa, Viorel Braic
Publikováno v:
Acta Astronautica. 184:101-118
The activities presented under this paper were focused on designing, manufacturing, testing and evaluation of a metallic antenna reflector for space applications. The main challenge was to obtain a low mass, while maintaining the reflector capability
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::89cfd6e54391ed1fbf55e19c773d13b0
https://doi.org/10.1016/j.actaastro.2021.04.006
https://doi.org/10.1016/j.actaastro.2021.04.006
Autor:
Ionel Mindru, Alexandru Paraschiv, Tiberius Florian Frigioescu, Andreia Cucuruz, Mihaela Raluca Condruz, Andrei Cristian Mandoc, Ionut Sebastian Vintila
Publikováno v:
Materiale Plastice. 58:131-141
The present paper was focused on studying the influence of shelf life of an epoxy matrix on the mechanical properties of glass fibre reinforced composites. For the study, two types of the same epoxy system were used, one during its shelf life and one
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c658726a9aac083ac072b98aea838823
https://doi.org/10.37358/mp.21.1.5453
https://doi.org/10.37358/mp.21.1.5453
Autor:
Ionut Sebastian Vintila, Jana Ghitman, Horia Iovu, Alexandru Paraschiv, Andreia Cucuruz, Dragos Mihai, Ionut Florian Popa
Publikováno v:
Polymers; Volume 14; Issue 14; Pages: 2798
The paper addresses the synthesis of a nano-fibre network by coaxial electrospinning, embedding the healing agent dicyclopentadiene (DCPD) in polyacrylonitrile (PAN) fibres. Compared to other encapsulation methods, the use of nano-fibres filled with
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1bdc325c45a773b4bedc2f685db161d1
https://pubmed.ncbi.nlm.nih.gov/35890572
https://pubmed.ncbi.nlm.nih.gov/35890572
Autor:
Radu Mihalache, Anton Hadar, Catalin Stelian Tuta, Horia Alexandru Petrescu, Ionut Sebastian Vintila, Sorin Draghici
Publikováno v:
Materiale Plastice. 57:290-298
The main objective of this study was to investigate thermoplastic materials design and fabrication processes for manufacturing composite impeller blades. Polyurethane (Necuron) and ABS (3D printed) thermoplastics were chosen due to their good mechani
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c2628a7dc9ad7edc42f9989677d9d17d
https://doi.org/10.37358/mp.20.1.5338
https://doi.org/10.37358/mp.20.1.5338
Autor:
Horia Alexandru Petrescu, Andreia Cucuruz, Anton Hadar, Ionut Sebastian Vintila, Teodor Badea, Horia Iovu, Sorin Draghici
Publikováno v:
Materiale Plastice. 57:278-289
The present paper is focused on evaluating the mechanical characterization of dicyclopentadiene (DCPD) and 5-ethylidene-2-norbornene (ENB) healing systems synthetized by in-situ polymerisation. Both healing systems were embedded in glass fibre reinfo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6aa0028eb3e83ce389a41427ecc41c52
https://doi.org/10.37358/mp.20.1.5337
https://doi.org/10.37358/mp.20.1.5337
Autor:
Radu Mihalache, Marius Deaconu, Ion Malael, Ionut Sebastian Vintila, Alexandru Tudorache, Mihail Sima, Dragos Mihai
Publikováno v:
Polymers
Volume 13
Issue 19
Polymers, Vol 13, Iss 3432, p 3432 (2021)
Volume 13
Issue 19
Polymers, Vol 13, Iss 3432, p 3432 (2021)
This paper presents an experimental investigation on using high strength-to-weight composite materials to reduce the mass of a centrifugal compressor impeller by 600%. By reducing the blades number from 17 to 7 and by doubling their thickness, the co
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::580b01da34b120ccdbccfcd074afaef9
Autor:
Alexandra Adiaconitei, Alexandru Paraschiv, Tiberius Florian Frigioescu, Ionut Sebastian Vintila, Radu Mihalache, Laurent Pambaguian, Ionut Florian Popa
Publikováno v:
Materials
Materials, Vol 14, Iss 5908, p 5908 (2021)
Volume 14
Issue 20
Materials, Vol 14, Iss 5908, p 5908 (2021)
Volume 14
Issue 20
In the space industry, the market demand for high-pressure mechanically pumped fluid loop (MPFL) systems has increased the interest for integrating advanced technologies in the manufacturing process of critical components with complex geometries. The
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6af6a79eb0c2993a194874c66cb09795
http://europepmc.org/articles/PMC8538438
http://europepmc.org/articles/PMC8538438