Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Daniela ENCIU"'
Autor:
Ioan Ursu, George Tecuceanu, Daniela Enciu, Adrian Toader, Ilinca Nastase, Minodor Arghir, Manuela Calcea
Publikováno v:
Aerospace, Vol 11, Iss 6, p 493 (2024)
The paper concerns the technology of the design, realization, and testing of a flexible smart wing in a wind tunnel equipped with a turbulence generator. The system of smart wing, described in detail, consists mainly of: a physical model of the wing
Externí odkaz:
https://doaj.org/article/4caf53698b3144d4974c20344b6fe2a0
Publikováno v:
Mathematics, Vol 12, Iss 5, p 634 (2024)
In this paper, a theorem is obtained that gives sufficient input-to-state stability conditions for linear systems with control delay and additive disturbances. Stabilizing feedback is considered available in the absence of delay and disturbances. The
Externí odkaz:
https://doaj.org/article/da251aa71aff440db45640b1ed977ebb
Publikováno v:
INCAS Bulletin, Vol 14, Iss 1, Pp 209-224 (2022)
In this paper a flexible smart wing is presented. The aileron wing with aileron was tested in the INCAS Subsonic Wind Tunnel with the aim of flutter mitigation and vibrations attenuation. The work takes over some of the results of the active anti-flu
Externí odkaz:
https://doaj.org/article/4d372b88034e45caa6d6d8889417b4d1
Publikováno v:
INCAS Bulletin, Vol 11, Iss 2, Pp 179-193 (2019)
The work starts from the linearization of a nonlinear mathematical model of the electrohydraulic servomechanism with structural switching and delayed control. The delay, as well as the switching structure, can lead to instability and to the deteriora
Externí odkaz:
https://doaj.org/article/77f0eb384b064a4da3c186f70a7b041b
Autor:
Dragoş Daniel Ion-Guţă, Ioan Ursu, Adrian Toader, Daniela Enciu, Paul Alexandru Dancă, Ilinca Nastase, Cristiana Verona Croitoru, Florin Ioan Bode, Mihnea Sandu
Publikováno v:
Applied Sciences, Vol 12, Iss 4, p 1826 (2022)
Among the factors that influence the resilience and sustainability of cities in general, and of inhabited spaces in particular, there are extreme temperatures and, in particular, for people, thermal comfort is something that should be considered. Thi
Externí odkaz:
https://doaj.org/article/474752aea726417092af2948b4965a3e
Publikováno v:
INCAS Bulletin, Vol 9, Iss 2, Pp 77-86 (2017)
The paper presents some results obtained within a project of the “NUCLEU” Program financed by the Ministry of Research and Innovation-ANCS. The project supposes, among others, the design and the realization of a demonstrator for strain and stress
Externí odkaz:
https://doaj.org/article/5967177ed8d24ea0b61d0c894f09f241
Autor:
Ioan URSU, Dragos Daniel ION GUTA, Daniela ENCIU, Adrian TOADER, Mircea DAN, Cristiana DONCIU, Vasile TURCAN
Publikováno v:
INCAS Bulletin, Vol 8, Iss 4, Pp 141-155 (2016)
The article presents a mathematical modeling of aileron actuation that uses piezo V-shaped stacks. The aim of the actuation is the increasing of flutter speed in the context of a control law, in order to widen the flight envelope. In this way the mai
Externí odkaz:
https://doaj.org/article/3c02cf8c4e154066aa0f87308613ba2e
Publikováno v:
INCAS Bulletin, Vol 7, Iss 1, Pp 65-80 (2015)
This paper is based on a consistent family of experimental data obtained in a national research project. More accurate, specimens representing spacecraft structures, accomplished from aluminum circular plates with PWAS bonded on them were subjected t
Externí odkaz:
https://doaj.org/article/b791cd01bfe64e8080eb83b03e03a71c
Publikováno v:
INCAS Bulletin, Vol 6, Iss 2, Pp 51-60 (2014)
Nanosensors based on graphene nanoribbon, studied in the present work, could provide a special interest in (aero) space applications. More specifically, the paper proposes the construction of a nanosensor based on Mn (Manganese) impurities. Different
Externí odkaz:
https://doaj.org/article/59e55d949d9c46db9ab5c3f6d70cb2f5
Publikováno v:
INCAS Bulletin, Vol 6, Iss 1, Pp 45-56 (2014)
Very recent publications draw the attention to a possible revolution that nanotechnology can cause in aviation. The effervescence in the peak field of nanomaterials is remarkable, as evidenced by the number of Nobel prizes recently awarded. A class o
Externí odkaz:
https://doaj.org/article/5019d85e02054b13abb8ba81b2d56975