Zobrazeno 1 - 10
of 16
pro vyhledávání: '"COSMIN CONSTANTIN GRIGORAȘ"'
Autor:
OLGA POPA, ANDREI-VLAD CIUBOTARIU, COSMIN CONSTANTIN GRIGORAȘ, ANA-MARIA ROȘU, VALENTIN ZICHIL
Publikováno v:
Journal of Engineering Studies and Research, Vol 28, Iss 2 (2022)
Corrosion is a process that involves the action of different agents on material surfaces. Corrosive agents in corrosion field can be ambient, saline and microbiological mediums. These agents can influence the mechanical properties of metallic materia
Externí odkaz:
https://doaj.org/article/0c52c6bc0cbb457e8583e757be4dbc51
Autor:
AUGUSTIN JITARU, COSMIN CONSTANTIN GRIGORAȘ, GHEORGHE BRABIE, ANA-MARIA ROȘU, LUCIAN-MARIUS ROȘU
Publikováno v:
Journal of Engineering Studies and Research, Vol 28, Iss 1 (2022)
The behaviour of a metal sheet when forming can be predicted with accuracy if the forming limit curve is known (FLC). Generating an FLC is a two-step process that involves forming the material blanks and measuring the strain. This can be done by usin
Externí odkaz:
https://doaj.org/article/2c12c5d3cb0f4903a3f12f71eb9cc61a
Autor:
COSMIN CONSTANTIN GRIGORAȘ, BOGDAN CHIRIȚĂ, VALENTIN ZICHIL, EUGEN HERGHELEGIU, CĂTĂLIN TÂMPU, VLAD CIUBOTARIU
Publikováno v:
Journal of Engineering Studies and Research, Vol 27, Iss 4 (2021)
The stretch forming process implies stretching and drawing into shape a sheet of material onto a die. This method is used, among other sectors, in the construction of aeroplane fuselage, as significant, complex parts can be obtained in one piece. In
Externí odkaz:
https://doaj.org/article/fa95af231c4540cf82031d2eaf71ba3d
Autor:
Lucian Daniel Dobreci, Valentin Zichil, Elena Nechita, Cosmin Constantin Grigoraș, Vlad Andrei Ciubotariu
Publikováno v:
Applied Sciences, Vol 10, Iss 23, p 8710 (2020)
Shockwave therapy is a noninvasive treatment technique used in multidisciplinary fields, such as sports medicine, physical therapy, and orthopedics. This method of treatment is recommended for medical conditions, such as muscle contractions, intramus
Externí odkaz:
https://doaj.org/article/254c9bc4f5374bb29362c1e5739c1416
Autor:
Cătălina, Ciofu, Cosmin-Constantin, Grigoraș, Alexandru, Chiriță Bogdan, Alexandru, Iancu Cosmin, Gheorghe, Brabie
Publikováno v:
In Procedia Manufacturing 2020 47:1462-1467
Publikováno v:
Machines, Vol 12, Iss 3, p 180 (2024)
This review focuses on the complex connections between machine learning, mechatronics, and stretch forming, offering valuable insights that can lay the groundwork for future research. It provides an overview of the origins and fundamentals of these f
Externí odkaz:
https://doaj.org/article/6e0133fde8ec42d59608a01f02f69130
Autor:
Vlad Andrei Ciubotariu, Cosmin Constantin Grigoras, Valentin Zichil, Bogdan Alexandru Chirita
Publikováno v:
Machines, Vol 12, Iss 3, p 211 (2024)
To address diverse challenges and accelerate the adoption of PV technology, innovative and cost-effective PV assemblies are essential. The Analysis of Interconnected Decision Areas—the AIDA method—offers a promising approach to achieving this goa
Externí odkaz:
https://doaj.org/article/16ff120e1f95455692e23269db1cf75a
Publikováno v:
Materials, Vol 16, Iss 10, p 3704 (2023)
Self-adaptive mechanisms are gaining momentum in industrial processes. It is understandable that as the complexity increases, the human work must be augmented. Considering this, the authors have developed one such solution for the punch-forming proce
Externí odkaz:
https://doaj.org/article/fe28bdfbd3d448ce88e4d48f6ab76fdc
Autor:
Vlad Andrei Ciubotariu, Maria Crina Radu, Eugen Herghelegiu, Valentin Zichil, Cosmin Constantin Grigoras, Elena Nechita
Publikováno v:
Applied Sciences, Vol 12, Iss 13, p 6794 (2022)
Even though they initially appeared as a method of using waste from other production processes, tailored welded blanks (TWB) presented several advantages by combining materials with different characteristics. On the one hand, this study focuses on mi
Externí odkaz:
https://doaj.org/article/a3c169a42866495eb681610a09d330ae
Publikováno v:
Machines, Vol 9, Iss 12, p 357 (2021)
An industrial process is defined through its quality of parts and their production costs. Labour-intensive operations must be applied to produce high-quality components with inexpensive resources. Recent development in dedicated software allows the i
Externí odkaz:
https://doaj.org/article/0dc8a3fa259d44b594cc551668d541aa