Zobrazeno 1 - 10
of 120
pro vyhledávání: '"Gabriel Petrescu"'
Autor:
Andrei Burlacu, Marius Gabriel Petrescu, Răzvan George Rîpeanu, Teodor Dumitru, Eugen Victor Laudacescu, Ibrahim Naim Ramadan, Adrian Niță
Publikováno v:
Tribology in Industry, Vol 46, Iss 1, Pp 56-65 (2024)
The experimental research was carried out to study the tribological behaviour of materials used in the manufacture of rotary dryer blades (based on abrasive/abrasive-erosive wear analysis of the blades) using the Baroid tester. The test program incl
Externí odkaz:
https://doaj.org/article/8e41ac2fe5f247e1b5d6eb835f7e300d
Autor:
Marius Gabriel Petrescu, Aristia-Ioana Popovici, Adrian Niță, Dan Isbășoiu, Teodor Dumitru, Maria Tănase
Publikováno v:
Applied Sciences, Vol 14, Iss 10, p 3988 (2024)
In the cement concrete manufacturing industry, mixers are critical pieces of equipment that play an essential role. Mixers ensure, by mechanically mixing the materials that make up the concrete, the homogeneity of the mixture. Since the active elemen
Externí odkaz:
https://doaj.org/article/c8b9086da25c47b885c6cd84787a94df
Publikováno v:
Journal of Research and Innovation for Sustainable Society, Vol 3, Iss 2, Pp 120-131 (2021)
This material summarizes the results regarding the analysis of the mechanical stress states for a piping system subjected to impeded thermal expansion. It were considered different load cases corresponding to the primary loads (own weight + interna
Externí odkaz:
https://doaj.org/article/26186f32df724482bd2b48e0661157f9
Publikováno v:
Magnetochemistry, Vol 9, Iss 5, p 133 (2023)
In this first volume, we cover relevant aspects of chemical and physical processes of the production and characterization of magnetic materials in bulk, thin films, nanostructures, and/or nanocomposites, as well as modeling aspects involving such str
Externí odkaz:
https://doaj.org/article/878ab940cba449b183c0095c1e48a00f
Publikováno v:
Aerul şi Apa: Componente ale Mediului, Vol 2019, Pp 357-364 (2019)
The authors present results and an improved wastewater technology applied in recirculated aquaculture systems. Due to the high value of the investment, the total number of the recirculated aquaculture systems is small compared to the classical (cages
Externí odkaz:
https://doaj.org/article/fb74ef54c18841248517d66536f3ded1
Publikováno v:
Energies, Vol 15, Iss 12, p 4283 (2022)
The paper proposed an innovative predictive maintenance system, designated to monitor and diagnose critical electrical equipment (generally large power electric motors) within industrial electrical installations. A smart and minimally invasive system
Externí odkaz:
https://doaj.org/article/0f707c10f86e41bc9a00a12b0cf667d4
Autor:
George SUCIU, Andrei Sorin NEAMTU, Jenica NEAMTU, Dragos OVEZEA, Maria Cristina DITU, Gabriel PETRESCU
Publikováno v:
INCAS Bulletin, Vol 10, Iss 4, Pp 181-190 (2018)
Leak monitoring is an essential operation that must be taken into consideration while making the design of a spatial vehicle. In order to make these vehicles function correctly in space and to avoid disasters, one needs to integrate multiple sensors
Externí odkaz:
https://doaj.org/article/6c9a00a492c94534b1b4eacf82e3a741
Publikováno v:
Theoretical and Applied Economics, Vol XXIV, Iss 2, Pp 291-302 (2017)
Reducing environmental pollution by finding optimal solutions for waste management is an ongoing concern both within companies and in landfills. The need to develop waste management integrated systems should have the effect of reducing the impact on
Externí odkaz:
https://doaj.org/article/ee4ba62d980f4647a9e14e5f019adfaa
Publikováno v:
Theoretical and Applied Economics, Vol XXIV, Iss 1, Pp 267-276 (2017)
In this paper, the authors present the instruments provided by a software package that is dedicated for the identification and evaluation of the management of environmental aspects and waste. The solution proposed, modeled as a cycle, can be adapted
Externí odkaz:
https://doaj.org/article/0bfdc8d1cda34fc199c85b2f6ed10c02
Publikováno v:
Scientific Study & Research: Chemistry & Chemical Engineering, Biotechnology, Food Industry, Vol 17, Iss 1, Pp 055-062 (2016)
Used the polymeric reagents in oil wastewater treatment is an effective method of eliminate hydrocarbons. The present study aims to finding reagents that lead to lowering of extractible (EXT), suspended solids (SS) and chemical oxygen demand (COD) of
Externí odkaz:
https://doaj.org/article/7cc3b9d572e34a108a886f9ad5c9c808