Výsledky vyhledávání - "Marius Gabriel PETRESCU"

Akademický článek

Experimental Investigations on Wear Phenomena Specific to Rotary Dryer Flights (Blades)

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

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Akademický článek

Modelling Wear Phenomena Specific to Mixer Blades in Concrete Production Plants

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

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Akademický článek

Example of stress evaluation for a pipe subjected to impeded thermal expansion according to ASME code

Autor: Costin Ilincă, Maria Tănase, Marius Gabriel Petrescu

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

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Akademický článek

New software for identification and evaluation of environmental and waste management in the companies

Autor: Rodica BUCUROIU, Marius Gabriel PETRESCU

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

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Akademický článek

Informatic system for identifying and evaluation of the environmental aspects and waste products management

Autor: Rodica BUCUROIU, Marius Gabriel PETRESCU

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

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Akademický článek

STUDY ON OIL WASTEWATER TREATMENT WITH POLYMERIC REAGENTS

Autor: RODICA BUCUROIU, MARIUS PETRACHE, VIOREL VLASCEANU, MARIUS GABRIEL PETRESCU

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

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