Browsing 2017 by Issue Date

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  • Estimation of the Wind Power Plants Capacity to be Integrated in Actual Power System of Moldova 
    TÎRŞU, Mihai; ZAIŢEV, Dmitrii; GOLUB, Irina; CALININ, Lev; LAZAROIU, George Cristian (Institute of Electrical and Electronics Engineers, 2017)
    Extension of share of renewable energy sources in energy mix is a big challenge for our community. First of all we should fight against global warming by cutting emissions of GHG. Secondly we should increase energy security ...
  • Considerations On Radiated Emission Measurements for a Laptop in a Semi-Anechoic Chamber 
    DINA, Livia-Andreea; NICOLAE, Petre-Marian; SMĂRĂNDESCU, Ionuț Daniel; VOICU, Viorica (Institute of Electrical and Electronics Engineers, 2017)
    This paper presents some aspects on measurements of radiated emission from a Laptop. The used Standards are presented and discussed. The measurements were carried out in a Semi-Anechoic Chamber (SAC) in accordance with EN ...
  • The potential of micro grids concept implementation in the Republic of Moldova 
    POSTORONCA, Sveatoslav; TIRSU, Mihai (Institute of Electrical and Electronics Engineers, 2017)
    The paper draws attention on the issue of national power system modernization from inside, as a component part included in the multiple set of challenges standing before energy sector development in context of identification ...
  • Сomputer simulation of the complex damage types of multiphase higher voltage electrical transmission lines by using the method of six symmetrical components 
    KIORSAK, Michail; TURCUMAN, Lilia; TURTURIKA, Natalya (Institute of Electrical and Electronics Engineers, 2017)
    In the article, based on the decomposition of the nonsymmetric system of the "m" -vectors of voltages and currents of a multiphase higher voltage electrical transmission lines at the various damages in to "m"-systems of ...
  • Integration of Thermal Energy Storage Systems for Improved Efficiency and Flexibility of the Combined Heat and Power Plants of Medium and Small Power 
    ATĂNĂSOAE, Pavel; PENTIUC, Radu; BOBRIC, Crenguța; OLARIU, Elena; MARTIN, Valentin (Institute of Electrical and Electronics Engineers, 2017)
    Demand for useful heat it is the essential condition in the qualification of electricity production in high efficiency cogeneration. A solution to provide the demand for useful heat and compensation of load variations over ...
  • Shielding Effectiveness Evaluation Using a Non-Standardized Method 
    VOICU, Viorica; PĂTRU, Ion; DINA, Livia-Andreea; NICOLAE, Petre-Marian; SMĂRĂNDESCU, Ionuț Daniel (Institute of Electrical and Electronics Engineers, 2017)
    This paper presents a shielding effectiveness evaluation for some metallic threads materials. The tests were performed using a non-standardized method in a dual transversal electromagnetic cell (DTEM). The materials’ ...
  • Analysis Concerning Replication of PV Projects in the Republic of Moldova 
    LUPU, Mihai; TIRSU, Mihai (Institute of Electrical and Electronics Engineers, 2017)
    The paper includes a study concerning both replication mode of the PV projects in the Republic of Moldova and prioritization of suitable regional centers for construction of PV power plants taking into account different ...
  • Environmental Solution with Renewable to restore the Capacity of the Hydropower Lakes 
    RADULESCU, Bogdan Alexandru; RADULESCU, Victorita (Institute of Electrical and Electronics Engineers, 2017)
    The paper structured in six parts intends to present a solution designed and implemented into a hydro-energetic lake confronted with a major problem, the excessive development of the aquatic vegetation. Nowadays it has the ...
  • Influence of energy characteristics of biogas obtained by anaerobic fermentation of animal proteins on combustion performance 
    LĂZĂROIU, Gheorghe; MIHĂESCU, Lucian; MAVRODIN, Mădălina; BONDREA, Andreya (Institute of Electrical and Electronics Engineers, 2017)
    In the worlds need for renewable energies environmental friendly solution, biogas production and usage has become one major interest topic which needs adjustments and research for every application domain. The tests carried ...
  • The Wind Energy Resources Atlas of the Republic of Moldova and its Use 
    SOBOR, Ion; RACHIER, Vasile; CHICIUC, Andrei (Institute of Electrical and Electronics Engineers, 2017)
    This wind energy resource atlas identifies the wind characteristics and distribution of the wind resource in the country of Republic of Moldova. The statistics of wind data measured over a period of 22 years at the 18 ...
  • Analysis of Hot-Spots Effects on the Performances of a Photovoltaic System Used in Romania 
    CHIRIAC, Gabriel; NITUCA, Costica; CUCIUREANU, Dumitru; MURGESCU, Ion (Institute of Electrical and Electronics Engineers, 2017)
    This article presents an analysis of hot-spots effects onevr the performances of a photovoltaic system in use. IV and P-V characteristics are analyzed considering different cases of degradation for the photovoltaic module ...
  • Carbon Dioxide Emissions Reduction by Renewable Energy Employment in Romania 
    CIUPĂGEANU, Dana-Alexandra; LĂZĂROIU, Gheorghe; TÎRŞU, Mihai (Institute of Electrical and Electronics Engineers, 2017)
    Meeting environmental constraints represents a particularly important condition that energy systems are currently facing, especially with the emphasis on mitigating global warming process. Reducing carbon dioxide emissions ...
  • Coordinated Reactive Power Control of DFIG to Improve LVRT Charateristics of FSIG in Wind Turbine Generation 
    DUONG, Minh Quan; SAVA, Gabriela Nicoleta (Institute of Electrical and Electronics Engineers, 2017)
    In almost all European countries, the penetration of wind power systems and the wind turbines size continuously increases. Therefore, the grid code requirements are more and more restrictive concerning the necessity that ...
  • A Hybrid System Implementation for Residential Cluster 
    SIMA, Catalina Alexandra; LAZAROIU, George Cristian; DUMBRAVA, Virgil; TIRSU, Mihai (Institute of Electrical and Electronics Engineers, 2017)
    In the current situation, when conventional energy based on fossil fuel combustion are polluting and time-limited, there is an increasing emphasis on the exploitation of nonpolluting renewable sources. At both global and ...
  • Renewable Energy in Morocco: PhotovoltaicWater Pumping System 
    ABDOURRAZIQ, Sarah; ABDOURRAZIQ, Med. Amine (Institute of Electrical and Electronics Engineers, 2017)
    Renewable energies have a major importance of Morocco's new energy strategy. The geographical location of the Kingdom promotes the development of the use of solar energy. The use of this energy reduces the dependence on ...
  • Experimental Results of Photovoltaic Emulator Systems 
    ABDOURRAZIQ, M. A.; ABDOURRAZIQ, S.; MAAROUFI, M.; TLEMCANI, M. (Institute of Electrical and Electronics Engineers, 2017)
    In this paper, we present experimental results of photovoltaic (PV) emulator systems implemented in a low-cost microcontroller. The insufficiency of space for installation of real PV panels and the high costs of the ...
  • An Improved Fuzzy Slide Mode Control Applied to PV Systems 
    ABDOURRAZIQ, M. A.; ABDOURRAZIQ, S.; MAAROUFI, M. (Institute of Electrical and Electronics Engineers, 2017)
    The aim of this work is to present a novel fuzzy slide mode control (FSMC) to extract a maximum power point (MPP) of the photovoltaic (PV) generator. This technique allows tracking the MPP consequently for the different ...
  • Maximum power point tracking applied to PV systems under partial shading conditions 
    ABDOURRAZIQ, S.; ABDOURRAZIQ, M. A.; MAAROUFI, M. (Institute of Electrical and Electronics Engineers, 2017)
    Characteristics of large photovoltaic (PV) panels under partially shaded conditions are characterized by multiple peaks and steps. This makes the tracking of the actual maximum power point (MPP) a difficult task. Moreover, ...
  • Contributions to the Development of the Romanian Anti-Hail System 
    MANOLEA, Gheorghe; ALBOTEANU, Laurentiu; STEPAN, Sorin (Institute of Electrical and Electronics Engineers, 2017)
    The method used in Romania for combating hail is the sowing of the clouds method, with missiles launched from the ground. This paper presents contributions of the University of Craiova, Center for Innovation and Technology ...
  • The principles of determining energy efficiency in the production of agricultural products 
    ERHAN, F.; BANTAS, R. (Institute of Electrical and Electronics Engineers, 2017)
    Various amounts of energy resources are consumed in the process of production and primary processing of agricultural products. This amount of energy resources influences on the production costs and final prices of that ...

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