Journal of Engineering Science: Recent submissions

  • Driving tiredness – the end enemy of the driver 
    PLĂMĂDEALĂ, Vasile (Technical University of Moldova, 2022)
    In modern society, little or no sleep at all has become a habit, almost a good tradition. Fulfilled sleep is one of the key factors of a healthy lifestyle and longevity, along with proper nutrition, physical activity and ...
  • The influence of microorganisms on beer quality 
    SCLIFOS, Aliona; SCUTARU, Iurie (Technical University of Moldova, 2022)
    The paper investigated the influence of microorganisms on the quality of Oettinger and Timișoreana beer, in the context of improving the manufacturing methodology of the finished product. Two types of yeast were used for ...
  • Technological innovations as drivers of retail 4.0 – how RFID could improve returnable bottle logistics in the German beverage industry 
    BÜHRDEL, Stan Lukas; SIEGFRIED, Patrick (Technical University of Moldova, 2022)
    This research paper discusses how RFID technology could improve current deposit bottle logistic processes in food retailing and which obstacles impede successful implementations. Research Methodology include desk research: ...
  • Synthesis and implementation of biogas production in wastewater treatment plant 
    MOLDOVAN, Artiom (Technical University of Moldova, 2022)
    In this paper, the problem was to carry out a study on the process of mass production of biogas and to deduce the analysis of an example implemented in the wastewater treatment plant. The main problem is the correct ...
  • Perspectives for the use of biomass generated by some miscanthus genotypes in the production of densified solid biofuels 
    DARADUDA, Nicolae; MARIAN, Grigore (Technical University of Moldova, 2022)
    Miscanthus is a Poaceae family perennial crop of C4 bioenergy characterized by the multilateral use potential, including the production of biofuels. The paper aimed to study the opportunity to use the biomass generated by ...
  • Updating the statistical register of housing in the Republic of Moldova using open-source GIS technologies 
    SPATARU, Mihail; VLASENCO, Ana; NISTOR-LOPATENCO, Livia; GRAMA, Vasile (Technical University of Moldova, 2022)
    This article describes the possibilities of promoting and implementing open-source geoinformation technologies in the field of statistical activity in the Republic of Moldova, which will simplify and streamline the process ...
  • Compression strengths correspondence of concretes according to their classes and marks 
    CROITORU, Gheorghe (Technical University of Moldova, 2022)
    The article presents the problems related to the application of the provisions of the new European standards EN for concrete production, after the withdrawal of the obsolete national standards GOST regarding the correspondence ...
  • Temperature capture and image processing system: a case study 
    ISTRATI, Daniela (Technical University of Moldova, 2022)
    This paper describes a technical solution to stop the spread of COVID-19 by creating a system consisting of a video camera with a thermal sensor connected to a web-based platform, which would help to manage to restrict ...
  • Computer systems synthesis inspired from biologic cells structures 
    MUNTEANU, Silvia; SUDACEVSCHI, Viorica; ABABII, Victor (Technical University of Moldova, 2022)
    This paper deals with a synthesis method of membrane computer systems inspired from the biological cells structure. The functional concept of the computer system is based on the internal structure, chemical transformations ...
  • Secure software development awareness: a case study of undergraduate developers 
    MUTANGA, Murimo Bethel (Technical University of Moldova, 2022)
    As ubiquitous computing becomes an increasingly inherent component of everyday life due to the rapid growth of communication technologies and globalization, threats against information systems have taken a more latent yet ...
  • 5G and 6G evolution 
    BĂJENESCU, Titu-Marius I. (Technical University of Moldova, 2022)
    The constant evolution in telecommunications is recognized both as a market driver and as a driver for R&D, since R&D activities are built to support consumer and business demands. The market pressures and recent past ...
  • The influence of a residual reflectivity at the front facet of a multisection master-oscillator power-amplifier 
    GRIGORIEV, Eugeniu; TRONCIU, Vasile; WERNER, Nils; WENZEL, Hans (Technical University of Moldova, 2022)
    This paper reports on the theoretical end experimental investigation of the output characteristics of a multisection master-oscillator power-amplifier (MOPA). It consists of a master oscillator (MO) composed by a gain ...
  • Integration of variable energy sources in energy systems 
    GUȚU-CHETRUȘCA, Corina; BRAGA, Dumitru (Technical University of Moldova, 2022)
    The main global concern in the energy sector is the substitution of fossil fuels and the mitigation of climate change - the transition to the carbon neutrality of the economy. For the power sector, the main solution for ...
  • Development of six-phase symmetrical components filters for self-compensating power lines 
    TURTURICA, Natalya (Technical University of Moldova, 2022)
    The paper deals with elaboration of hexaphase symmetrical components filters and their modeling to create microprocessor-assisted relay protection of self-compensating power lines. The theory is presented and the basic ...
  • Modes of the booster transformer with regulation in zigzag 
    POSTORONCA, Sveatoslav; ZAITSEV, Dmitrii; TIRSU, Mihai; GOLUB, Irina; KALOSHIN, Danila (Technical University of Moldova, 2022)
    The development of power engineering assumes the increasing flexibility of power networks through the use of various kinds of FACTS, controlled by means of power electronics and being elements of the Smart Grid. These kinds ...
  • Pedestrian safety elements regarding car construction 
    PLĂMĂDEALĂ, Vasile; GOIAN, Vladimir (Technical University of Moldova, 2022)
    Almost a quarter of people killed in road accidents worldwide are the most vulnerable road users – pedestrians. Every year, more than 300000 pedestrians die on the world's roads, which is about 23% of the total number of ...
  • Theoretical and experimental modelling of the tribological behaviour aspects of contact elements in the precessional gearing (PG) 
    BOSTAN, Ion; STOICEV, Petru; POȘTARU, Gheorghe; VACULENCO, Maxim; BUGA, Alexandru; KULEV, Mihail; POȘTARU, Andrei; PLATON, Andrei (Technical University of Moldova, 2022)
    This paper deals with the theoretical-experimental model of the tribological behavior of the contact elements in precessional gears (PG) in the functions of conjugate profiles of linear velocities "convex-concave" or ...
  • Antimicrobial properties of sea buckthorn grown in the Republic of Moldova 
    SANDULACHI, Elisaveta; MACARI, Artur; COJOCARI, Daniela; BALAN, Greta; POPA, Sergiu; TURCULET, Nadejda; GHENDOV-MOSANU, Aliona; STURZA, Rodica (Technical University of Moldova, 2022)
    This study deals with the antibacterial activity of Sea buckthorn (SB) (Hippophae rhamnoides L.) grown in the Republic of Moldova. Eight sea buckthorn species were investigated: R1, R2, R4, R5, C6, AGG, AGA, Pomona, 2020 ...
  • Possibility and necessity of tartaric acid production in the Republic of Moldova 
    REŞITCA, Vladislav; BALANUTĂ, Anatol; SCUTARU, Iurie; COVACI, Ecaterina; SCLIFOS, Aliona; PATRAȘ, Antoanela; BORTA, Ana-Maria (Technical University of Moldova, 2022)
    The wine industry has been and remains a source of natural- tartaric acid. The tartaric acid can be obtained from such wastes as grape marcs, yeast, vinasse and wine stone. But the use of these wastes was limited in the ...
  • Color stability of yogurt with natural yellow food dye from safflower (Carthamus Tinctorius L) 
    POPESCU, Liliana; GHENDOV-MOȘANU, Aliona; BAERLE, Alexei; SAVCENCO, Alexandra; TATAROV, Pavel (Technical University of Moldova, 2022)
    The article elucidates the possibility of using the yellow dye, obtained from saffron petals (Carthamus Tinctorius L.) in the food industry. This powdered dye, added to yoghurt in concentrations of 0.3 - 0.4%, in addition ...

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