Browsing Articole ştiinţifice by Title

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  • DÎRU, Mariana; SUBOTIN, Iurie; CHIOSA, Zinaida (Universitatea de Stat din Moldova, 2021)
    În articol sunt prezentate modele de situații didactice la disciplina școlară Chimia, prevăzute de Regulamentul de atestare a cadrelor didactice din învățământul general, profesional tehnic și din cadrul structurilor de ...
  • DULGHERU, Valeriu (Agentia de Stat pentru Proprietatea Intelectuala a Republicii Moldova (AGEPI), 2023)
    In the current economic model people are used to owning, having, using and then throwing away a wide range of consumer things, which endangers the world economy and the ecology of the Planet. Until now, the economy has ...
  • IZBÎNDA, A.; LVOVSCHI, E. (Institutul de Cercetări Ştiinţifice în Construcţii "INCERCOM" Î.S., 2012)
    In the article the method of constructing non-liniar models according to parameters is given. Guidance is given have to avoid some difficulties, that may be endangered at solving systems of non-liniar algebraic equations. ...
  • ȚURCAN, Rina; ȚURCAN, Iuliu (Institutul de Cercetari Economice şi Sociale “Gheorghe Zane” , Iaşi, 2021)
    Based on the considerations that nowadays the concept of circular economy has become a component part of the multiple local, national, regional development strategies, a special interest is its research. The main purpose ...
  • ENICOV, Igor; GUTULEAC, Emilian (University of Oradea, Romania, 2017)
    The relevance of the article is determined by the need to improve the methods of modelling and simulating commercial bank activity, including for the purpose of calculating, controlling and managing the risk of the bank, ...
  • POPOVICI, C.; MIGALATIEV, O.; GOLUBI, R.; CARAGIA, V.; CARTASEV, A.; COEV, G.; BOGDAN, N.; GRUMEZA, I. (Національний університет харчових технологій, Київ, 2014)
    These study provide further evidences of the potential of tomatoes by-products as an interesting source of bioactive compounds such as lycopene and β-carotene. As a result of the establishment of optimal extraction regime ...
  • TISLINSCAIA, Natalia; BERNIC, Mircea; LUPASCO, Andrei; ZAVIALOV, Vladimir; MELENCIUC, Mihail; TISLINSCAIA, Iana (“Vasile Alecsandri” University of Bacau, 2017)
    The engineering calculation of such dryer could be approximately done using Id-diagrams. There is such a diagram for air based dryers graphical and analytical calculation. The use of this diagram for CO2 modified environment ...
  • CREŢU, Sergiu; POPESCU, Anatol (Institutul de Matematică şi Informatică al AŞM, 2015)
    This study aims to develop techniques for the meaning acquisition of the NL phrases. Our approach is based on modeling meaning extraction by analyzing lexical component, syntactic component and semantic component of the ...
  • MARUSIC, Galina; SANDU, Ion; VASILACHE, Violeta; FILOTE, Constantin; SEVCENCO, Nina; CRETU, Monica-Anca (Revista de chimie SRL, 2015)
    This paper presents the modeling evolution of fluoride concentration in “river-type” systems. We discuss the fluoride influence on the human body, taking into consideration aspects of fluoride content in drinking water, ...
  • TÎRŞU, Mihai; KALININ, Lev; ZAITEV, Dmitry; POSTORONCA, Sveatoslav (Universitatea Tehnică „Gheorghe Asachi” din Iaşi, 2015)
    The problem of mutual exchange of energy between the asynchronous power systems is becoming more relevant with increasing of energy production from renewable sources. The well-known means of solving this problem are the ...
  • CAZAC, Vadim; NUCA, Ilie (“Henri Coanda” Air Force Academy Romania, 2020)
    At present the development of industry of plastic products tends to grow up the quality of products obtained by this method and increase productivity. The common denominator on quality, productivity and cost efficiency in ...
  • BEJAN, Sergiu; PEREZ-ACEBO, Heriberto (Romanian Society of Acoustics, 2016)
    There have been proposed various models for the structural analysis of vibratory compactors, with different degres of freedom, in order to know the dynamic response of the road compaction process. In the same way, many ...
  • SUDACEVSCHI, V.; ABABII, V.; GUTULEAC, E. (Elsevier, 2007)
    This paper describes a structured and flexible method for control system design based on Petri nets models. A proposed CAD tool allows control system specification, modeling, validation and synthesis using Petri nets. The ...
  • ABABII, V. V.; SUDACEVSCHI, V. M. (Національний аерокосмічний університет імені М. Є. Жуковського, 2007)
    Design of real-time control systems requires new methodologies in their modelling, verification, validation and implementation. In the paper a complex integrated design system is presented. The design process starts with ...
  • BOSTAN, Ion; DULGHERU, Valeriu; BOSTAN, Viorel (Latvia University of Life Sciences and Technologies, 2007)
    Micro-hydropower station provides kinetic energy conversion of river water into mechanical or electrical energy without building barrages. Increased efficiency is provided by blades aerodynamic profile and their optimum ...
  • SUDACEVSCHI, Viorica; ABABII, Victor; CALUGARI, Dmitri; BORDIAN, Dimitrie (University of Craiova, 2017)
    This paper presents a synthesis method for delay time evaluation in the printed circuit boards based on Timed Hard Petri Nets. For the specification and modeling of the delay time evaluation system, Timed Synchronous Petri ...
  • SUDACEVSCHI, Viorica; ABABII, Victor (Universitatea Tehnică „Gheorghe Asachi” din Iaşi, 2013)
    This paper presents a synthesis method of real-time control systems based on direct mapping of Petri net model into Field Programmable Gate Array (FPGA) circuit. Synchronous timed Petri nets have been developed to specify ...
  • CASIAN, A.; DUSCIAC, V.; COROPCEANU, Iu.; DUSCIAC, R. (Institutul de Fizică Aplicată, AŞM, 2006)
    Organic crystals attract more and more attention as materials with much more diverse and often unusual properties. Among such crystals the quasi-one-dimensional ones present a particular interest due to sophisticated ...
  • CASIAN, Anatolie; DASHEVSKY, Zinovi; SCHERRER, Hubert; BALMUŞ, Ion; DUŞCIAC, Viorel (Institutul de Inginerie Electronică şi Nanotehnologii "D. Ghiţu" al AŞM, 2008)
    Thermoelectric power factor is modelled in some quasi-one-dimensional organic crystals as a function of Fermi energy and different crystal parameters at room temperature. Two main electron-phonon interaction mechanisms and ...
  • AMEEN, Ali (Universitatea de Stat din Moldova, 2021)
    There’s a need to secure the paradigm of software-defined networks for many reasons, and one of the methods proposed in our research is to use Petri Nets system to model some proposed working topologies for the SDN ...

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