Zobrazeno 1 - 10
of 61
pro vyhledávání: '"Dario Pastrone"'
Publikováno v:
Aerospace, Vol 9, Iss 12, p 807 (2022)
Hybrid rocket engines are a green alternative to solid rocket motors and may represent a low-cost alternative to kerosene fueled rockets, while granting performance and control features similar to that of typical storable liquid rocket engines. In th
Externí odkaz:
https://doaj.org/article/0aa864df779c4e59921752b07addc8cf
Numerical Prediction of Internal Flows in He/LOx Seals for Liquid Rocket Engine Cryogenic Turbopumps
Autor:
Lorenzo Maritano, Francesco Maria Marin, Cristina Bertani, Dario Pastrone, Maddalena Angelucci, Giuseppe Caggiano
Publikováno v:
Applied Sciences, Vol 12, Iss 21, p 10776 (2022)
Cryogenic turbopumps are used in high-performance, lightweight liquid rocket engines for space applications. The development of bearings and shaft seals for cryogenic turbopumps requires detailed characterization of the internal flow, taking into acc
Externí odkaz:
https://doaj.org/article/ba48043452ab404b8c81ce0d9b87307a
Autor:
Lorenzo Mazzei, Francesco Maria Marin, Cosimo Bianchini, Riccardo Da Soghe, Cristina Bertani, Dario Pastrone, Maddalena Angelucci, Giuseppe Caggiano, Michiel de Beer
Publikováno v:
Fluids, Vol 7, Iss 2, p 42 (2022)
Cryogenic liquid propellants are used in liquid rocket engines to obtain high specific impulse. The flow rates are controlled by turbopumps that deliver liquid propellant to the engine at high pressure levels. Due to the very low saturation temperatu
Externí odkaz:
https://doaj.org/article/1cce3fea5f9d4ea996f4c5f5d9c44d6c
Publikováno v:
Aerospace, Vol 8, Iss 8, p 226 (2021)
Optimization of Hybrid Rocket Engines at Politecnico di Torino began in the 1990s. A comprehensive review of the related research activities carried out in the last three decades is here presented. After a brief introduction that retraces driving mot
Externí odkaz:
https://doaj.org/article/9181480c9ba4499e8b2d3fe49fda3d88
Publikováno v:
Aerospace, Vol 8, Iss 7, p 181 (2021)
The optimal design of the propulsion system for a potential Mars Ascent Vehicle is analyzed, in the context of the Mars Sample Return Mission. The Mars Ascent Vehicle has to perform an initial ascent phase from the surface and then circularize into a
Externí odkaz:
https://doaj.org/article/33ccf66dbdbd4605af297478a5d34e95
Publikováno v:
Aerospace; Volume 9; Issue 12; Pages: 807
Hybrid rocket engines are a green alternative to solid rocket motors and may represent a low-cost alternative to kerosene fueled rockets, while granting performance and control features similar to that of typical storable liquid rocket engines. In th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d01a774f48715f0ddc8bb82f27a3832d
Publikováno v:
Aerospace, Vol 6, Iss 3, p 36 (2019)
An electrically driven pump-fed cycle for a hybrid rocket engine is proposed and compared to a simpler gas-pressurized feed system. A liquid-oxygen/paraffin-based fuel hybrid rocket engine which powers the third stage of a Vega-like launcher is consi
Externí odkaz:
https://doaj.org/article/20e9818c7d964b13a00146cc912951b4
Autor:
Lorenzo Casalino, Andrea Ferrero, Filippo Masseni, Luca Muscarà, Dario Pastrone, Maria Luisa Frezzotti, Adriano Annovazzi, Attilio Cretella, Rocco Carmine Pellegrini, Enrico Cavallini
Publikováno v:
AIAA AVIATION 2022 Forum.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a3180341454db668dfbf0117bd5ce8ab
https://doi.org/10.2514/6.2022-3428
https://doi.org/10.2514/6.2022-3428
The dual-bell nozzle offers the possibility to significantly improve the performances of space launchers that use a core-engine which remains active from sea level to almost vacuum conditions. The presence of an inflection point in the wall geometry
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cf077269f371fc8032613bd89a60cba6
http://hdl.handle.net/11591/479372
http://hdl.handle.net/11591/479372
