Articole ştiinţifice: Recent submissions

  • Wettability of highly conductive ZnO:Ga:Cl CVT ceramics with various ga content 
    COLIBABA, G. V.; COSTRIUCOVA, N.; RUSNAC, D.; BUSUIOC, S.; MONAICO, E. V. (Springer Science and Business Media Deutschland GmbH, 2021)
    ZnO:Ga:Cl ceramics were sintered using chemical vapor transport technique. Ga content was varied in a range of 0−10 mol %. The wettability of unpolished and polished surface of ZnO:Ga:Cl ceramics was investigated. The ...
  • Synthesis of PID algorithm for speed control of the dc motor 
    COJUHARI, Irina; FIODOROV, Ion; IZVOREANU, Bartolomeu; MORARU, Dumitru (Institute of Electrical and Electronics Engineers, 2022)
    In this paper is proposed to synthesize the PID control algorithm for speed control of the DC motor based on the maximum stability degree method with iterations. According to the maximum stability degree method the tuning ...
  • Capstone project: from theory to practice 
    BURLACU, Natalia (National Institute for R and D in Informatics, 2022)
    Due to the didactic methods based on the tradition of theorizing, including the practical aspects of education, and scholastic custom, having become routine, which without doubt disadvantages the training and development ...
  • A method of hardware implementation of membrane computing architectures for mobile robot control 
    ABABII, Victor; SUDACEVSCHI, Viorica; CARBUNE, Viorel; MUNTEANU, Silvia; ALEXEI, Victoria; LASCO, Victor (Institute of Electrical and Electronics Engineers, 2022)
    This paper proposes a method of hardware implementation of the membrane computing architecture for the control of a mobile robot. The basic idea is to use in the development of control systems the models of functional ...
  • Multifunctional devices based on 3D hybrid networks of ZnO and 3D carbon nanomaterials 
    REIMERS, Armin; POSTICA, Vasile; Kumar, Mishra Yogendra; BÎRNAZ, Adrian; NIA, Ali Shaygan; FENG, Xinliang (Institute of Electrical and Electronics Engineers, 2023)
    In this work, the room temperature UV and gas sensing properties of the three-dimensional (3D) networks based on zinc oxide (ZnO) tetrapods coated with carbon-based two-dimensional (2D) nanomaterials were investigated. ...
  • Non-Linear smooth PWM control of power electronic installation with two stator windings of induction motor 
    OLESCHUK, Valentin; TIRSU, Mihai; VASILIEV, Irina (Institute of Electrical and Electronics Engineers, 2023)
    This publication presents the results of a study of two-inverter electric drive with two stator windings of an electric motor, regulated on the basis of modified algorithms of synchronous pulsewidth modulation (PWM), which ...
  • Specialized schemes of space-vector modulation of VSI for synchronous voltage control of PV stations 
    OLESCHUK, Valentin; VASILIEV, Irina; MINAKOVA, Kseniia; ZAITSEV, Roman; KIRICHENKO, Mykhailo (Institute of Electrical and Electronics Engineers, 2023)
    This paper briefly reviews the development and widespread use of an alternative method of synchronous pulsewidth modulation (PWM), based on a space vector approach, for the control of voltage source inverters (VSIs) and ...
  • Performance analysis of an urban passenger vehicle powertrain operating in various driving cycle and speed profiles using matlab simscape models 
    NUCĂ, Ilie; TURCANU, Adrian; CAZAC, Vadim (Institute of Electrical and Electronics Engineers, 2023)
    The paper refers to the powertrain systems in urban electric passenger vehicles (EPV). The purpose of the work is to analyse the performance of the powertrain systems of an EPV with different parameters operating in various ...
  • Topological insulators based on layers and foils for thermoelectric microcooling devices 
    NIKOLAEVA, Albina; KONOPKO, Leonid; HUBER, Tito; GHERGHISHAN, Igor; PARA, George; NIKA, Denis (Institute of Electrical and Electronics Engineers, 2023)
    We preset the results of the study on thermoelectric properties and oscillatory effects layers and foils) based on p-type Bi2Te3 topological insulators and n-type Bi0.84Sb0.16 foils (d=10-20 μ m). Analysis of the Shubnikov ...
  • Study of (GaxIn1-x)2O3 thin films produced by aerosol deposition method 
    MORARI, Vadim; ZALAMAI, Victor; RUSU, Emil V.; URSAKI, Veaceslav V.; COLPO, Pascal; TIGINYANU, Ion M. (SPIE Digital Library, 2022)
    Thin films of the (GaxIn1-x)2O3 compound have been prepared on Si substrates by the aerosol deposition method with variation of the Ga concentration (x) from 0 to 0.95. Indium chloride (InCl3) and gallium nitrate (Ga(NO3)3) ...
  • Multi-objective based multi-agent decision-making system 
    MELNIC, Radu; ABABII, Victor; SUDACEVSCHI, Viorica; SACHENKO, Oleg; BOROZAN, Olesea; LENDIUK, Taras (Institute of Electrical and Electronics Engineers, 2023)
    Multi-objective decision systems for the management, monitoring and control of complex processes require the application of new methods and models of abstraction and formal description based on intelligent computing ...
  • H2 gas sensing properties of a Pd/ZnO:Eu nanosensor 
    LUPAN, C.; LUPAN, O.; TERASA, M. I.; DREWES, J.; POLONSKYI, O.; FAUPEL, F.; ADELUNG, R.; HANSEN, S.; VIANA, B.; PAUPORTÉ, Th. (SPIE Digital Library, 2023)
    Hydrogen is considered fuel for the future, but its properties make it dangerous to use without protection from leaks and explosions, meaning that hydrogen gas sensors are necessary for safe use and storage of this important ...
  • Thermoelectric properties of Ag-doped SnSe microwires and layers 
    KONOPKO, Leonid; RUSU, Emil; NIKOLAEVA, Albina; MORARI, Vadim; POPOV, Ivan; COROMISLICHENCO, Tatiana (Institute of Electrical and Electronics Engineers, 2023)
    The thermoelectric properties of single-crystal layers and polycrystalline glass-insulated microwires made of Ag-doped SnSe in a temperature range of 90-300 K are studied. SnSeAg0.01 single crystals are grown by the vertical ...
  • Thermal conductivities determination of synthetic wood with recyclable waste using advanced experimental method and numerical simulation 
    JUDELE, Loredana; ROSU, Ana-Raluca; PROASPAT, Eduard; SANDULACHE, Gabriel; LEPADATU, Daniel; LEPADATU, Daniel (Institute of Electrical and Electronics Engineers, 2023)
    The global economy is at a turning point when the raw material is less and less about demand and harder to obtain. Moreover, the reduction of dioxide emissions carbon is mandatory in the context of climate change. At the ...
  • Microstructural analysis of allowanced cementitious mortar with diferents nanoparticles 
    JUDELE, Loredana; BUSILA, Mariana; MOCANU, Elena; RUSU, Ion; LEPADATU, Daniel (STEF92 Technology, 2023)
    Nanomaterials are materials with new properties that interact through complex processes at the nanometric scale that include reactions in the quantum field and which still represent an unknown for many researchers. Improving ...
  • Comparative analysis of controller tuning methods for first-order inertia object model with astatism and non-minimum phase 
    IZVOREANU, Bartolomeu; SECRIERU, Adrian; COJUHARI, Irina; FIODOROV, Ion; MORARU, Dumitru; POTLOG, Mihail (Institute of Electrical and Electronics Engineers, 2023)
    This paper presents a comparative analysis of controller tuning procedures for first-order inertia object models with astatism and non-minimum phase, using methods such as the maximum stability degree with iterations and ...
  • Comparative analysis of controller tuning methods for second-order time delayed object model with astatism 
    IZVOREANU, Bartolomeu; COJUHARI, Irina; FIODOROV, Ion; MORARU, Dumitru; SECRIERU, Adrian; POTLOG, Mihail (Institute of Electrical and Electronics Engineers, 2023)
    This paper presents a comparative analysis of the tuning procedures of the control algorithms for a second-order time delayed control object model with astatism with known parameters using the methods of maximal stability ...
  • Assessment of the economic efficiency of reactive power compensation measures in electrical distribution networks 
    HLUSOV, Viorica; GUŢU-CHETRUŞCA, Corina; VASILOS, Elena (Institute of Electrical and Electronics Engineers, 2023)
    In the past the electrical load of residential consumers had a predominantly active character, thus neglecting the problems related to the compensation of reactive power in the distribution networks, however, at the present ...
  • Energy crises-energy transition driving force 
    GUŢU-CHETRUŞCA, Corina; BRAGA, Dumitru (Institute of Electrical and Electronics Engineers, 2023)
    The geographical distribution of energy resources on the territory of a limited number of countries allows them to hold a monopoly and dictate the regulations in the fuel markets, subsequently often causing energy crises. ...
  • Metacognition and self-assessment in informatics classes: exploring the impact of assessment criteria, motivation, and task complexity 
    GUTU, Maria (National Institute for R and D in Informatics, 2023)
    Metacognition and self-assessment are important in learning and cognitive development. Metacognition, the awareness and understanding of one’s cognitive processes, plays a crucial factor in enhancing learning and performance ...

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