Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Ana-Maria Neculaescu"'
Autor:
Alexandru-Iulian ONEL, Oana-Iuliana POPESCU, Ana-Maria NECULAESCU, Tudorel-Petronel AFILIPOAE, Teodor-Viorel CHELARU
Publikováno v:
INCAS Bulletin, Vol 11, Iss 3, Pp 135-145 (2019)
The paper presents a fast mathematical model that can be used to quickly asses the propulsive characteristics of liquid propelled rocket engines. The main propulsive parameters are computed using combustion surfaces obtained after a nonlinear data fi
Externí odkaz:
https://doaj.org/article/926f5d3361d0463bbbd5af4cfc918114
Publikováno v:
INCAS Bulletin, Vol 10, Iss 4, Pp 103-116 (2018)
The purpose of this paper is to present a fast mathematical model that can be used to quickly asses the drag coefficient for generic launcher configurations. The tool developed based on this mathematical model can be used separately or it can be inte
Externí odkaz:
https://doaj.org/article/ea5199fbd7634af0972cbc852ae3c821
Publikováno v:
INCAS Bulletin, Vol 10, Iss 3, Pp 127-138 (2018)
The paper focuses on the multidisciplinary optimisation and preliminary design of a two-stage microlauncher capable of inserting a small 50 kg payload into Low Earth Orbit. The microlauncher is obtained using a MDO approach, where the lightest config
Externí odkaz:
https://doaj.org/article/c29e1fccbab94c94af059bbc4efef9ff
Autor:
Alexandru Gabriel Persinaru, Camelia Elena Munteanu, Alexandru-Mihai Cismilianu, Cornel Dragoman, Iulian Chirita, Alexandru Marin, Ana-Maria Neculaescu
Publikováno v:
Lecture Notes in Mechanical Engineering ISBN: 9783030791643
The major efforts in the space industry have the aim of finding ways to reduce the overall costs of developing and launching a spacecraft (S/C). In the current paper, structural optimization proves to be a possible answer for respecting the most deci
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b0c83b4e64fef726c650fa5d49f906fd
https://doi.org/10.1007/978-3-030-79165-0_9
https://doi.org/10.1007/978-3-030-79165-0_9
Autor:
Teodor-Viorel Chelaru, Ana-Maria Neculaescu, Oana-Iuliana Popescu, Alexandru-Iulian Onel, Tudorel-Petronel Afilipoae
Publikováno v:
INCAS Bulletin, Vol 11, Iss 3, Pp 135-145 (2019)
The paper presents a fast mathematical model that can be used to quickly asses the propulsive characteristics of liquid propelled rocket engines. The main propulsive parameters are computed using combustion surfaces obtained after a nonlinear data fi
Autor:
Teodor-Viorel Chelaru, Tudorel-Petronel Afilipoae, Adrian Toader, Adriana Sirbi, Alexandru Marin, Camelia-Elena Munteanu, Alexandru-Mihai Cișmilianu, Samir Bennani, Alexandru-Iulian Onel, Alexandru-Gabriel Perșinaru, Ana-Maria Neculaescu, Mihai Victor Pricop
Publikováno v:
Transportation Research Procedia. 29:1-11
In the Frame of Romanian Incentive Scheme Programme under European Space Agency, a feasibility study of a Small Orbital Launcher was performed by “Politehnica” University of Bucharest. Building on the results obtained in the project, European Spa
Autor:
Tudorel Petronel Afilipoae, Mihai Leonida Niculescu, Marius Gabriel Cojocaru, Mihai Victor Pricop, Ana Maria Neculaescu, Alexandru-Iulian Onel, Alexandra Stavarescu
Publikováno v:
AIP Conference Proceedings.
The paper focuses on the computation of the heat flux across a small launcher fairing using both CFD analyses and analytical formulations. The thermal loads must be assessed to correctly dimension the thermal protection system; high flow temperatures