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Browsing Conferința Internațională SIELMEN - Sisteme Electromecanice și Energetice by Title

Browsing Conferința Internațională SIELMEN - Sisteme Electromecanice și Energetice by Title

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  • Fuzzy Control of Cooling Water Pumps related to a Power Plant 
    POPESCU, Daniela; BRATU, Cristian; DINU, Radu Cristian (Institute of Electrical and Electronics Engineers, 2017)
    Optimum operation of cooling water systems means minimum use of water while maintaining proper temperatures to limit algae growth and cool all equipment properly.Combined application of inverters and cooling water pumps ...
  • Harmonic Decomposition and Power Quality Analysis of a Six-Phase Induction Motor Traction Drive with Fast Fourier Transform 
    NUCA, Iurie; KOSTIC, Dusan; NICOLAE, Petre-Marian; NUCA, Ilie; CAZAC, Vadim; BURDUNIUC, Marcel (IEEE, 2021)
    This paper presents an analysis of harmonic decomposition and power quality analysis of a six-phase asynchronous motor drive model designed for traction systems, by the Fast Fourier Transform tool. The six-phase asynchronous ...
  • High-Efficiency Electronic Transformer for Powering of Individual Consumers from the Medium Voltage Grid 
    BERZAN, Vladimir; ERMURACHI, Iurie (Institute of Electrical and Electronics Engineers, 2017)
    The proposed and argued concept for realization includes the possibility of realizing an average of the medium voltage transformer, for example, with 10 / 0.22 kV parameters. Equipment with these parameters is known as ...
  • A Hybrid Charging System Design for Electric Vehicles with Autonomous Power Source 
    NUCA, Ilie; CAZAC, Vadim; BURDUNIUC, Marcel; MOLDOVAN, Artiom; NIȚUCĂ, Costică; CHIRIAC, Gabriel; GABOR, Georgel (IEEE, 2021)
    The paper focuses on the development of hybrid battery charging systems for autonomous electric passenger vehicles. Aspects of elaboration and design methodology of the battery charging station are approached both from the ...
  • Hybrid Petri Nets a Framework for Hybrid Systems Modeling 
    DRIGHICIU, Mircea Adrian (Institute of Electrical and Electronics Engineers, 2017)
    The purpose of this paper is to present the achievement of the Hybrid Petri Nets techniques used for modeling and behavioral analysis of a class of hybrid systems. In our sense, a dynamic hybrid system contains at least ...
  • 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 ...
  • The image analysis of Moldavian oak chips 
    CHICIUC, Igor; URSU, Daniel; CHICIUC, Andrei (Institute of Electrical and Electronics Engineers, 2017)
    This study is focused on measuring the oak chips/wine contact surface. Two samples from Moldova were analyzed with the doses used in oenology. The results were compared with the data known for the barrel, oak chips doses ...
  • The Impacts of Distributed Generation Penetration into the Power System 
    DUONG, Minh Quan; TRAN, Ngoc Thien Nam; SAVA, Gabriela Nicoleta; SCRIPCARIU, Mircea (Institute of Electrical and Electronics Engineers, 2017)
    Nowadays, fossil fuels are depleted more and more. Renewable energy is one of the best solutions to replace conventional energy. The significant growth of Renewable energy sources indicates that it plays an important role ...
  • 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 ...
  • Increasing Power Quality in a 6-pulse DC-Traction Substation 
    POPESCU, Mihaela; BITOLEANU, Alexandru; SURU, Vlad; DOBRICEANU, Mircea (Institute of Electrical and Electronics Engineers, 2017)
    This paper presents an active DC-traction substation with six-pulse uncontrolled rectifier, whose structure and control ensure the braking energy recovery and increased power quality in both traction and regeneration ...
  • Increasing System Flexibility through a Combination of Pumped-Hydro and Battery-Storage Systems. An Overview of Possible Developments 
    EFREMOV, Cristina; LEU, Vasile; SANDULEAC, Mihai (IEEE, 2021)
    The task of CO 2 neutrality in 2050 with high targets for 2030 ask for a large deployment of Renewable Energy Sources. However, the volatility of RES asks also for a high flexibility in the system, to be provided with a ...
  • 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 influence of long transmission lines on the overvoltage distribution across power transformer windings 
    CURTEANU, Ciprian; DELEANU, Sorin; IORDACHE, Mihai; CIUMBULEA, Gloria; GALAN, Neculai (Institute of Electrical and Electronics Engineers, 2017)
    This is a study presenting the impact of the long transmission lines on the overvoltage distribution across power transformer windings. The overvoltage propagates along the transmission line until reaches a HV winding, ...
  • Information technologies used in electric public vehicles 
    NUCA, Ilie; NUCA, Iurie; MOTROI, Alexandr; EŞANU, Vitalie (Editura ALMA, 2015)
    This paper is a summary of the use of information technologies in urban passenger electric vehicles, largely based on the authors' experience in developing and implementing traction systems for trams and trolleybuses. ...
  • Instruirea inginerilor și instrumentele virtuale 
    VÎRLAN, Petru (Editura ALMA, 2015)
    In această lucrare se prezintă o metodă modernă de instruire a inginerilor privind practica, mai concret lucrările de laborator. In prima parte se face argumentarea utilizării instrumentelor virtuale și clasificarea ...
  • Instrumente de elearning utilizate la predarea disciplinei grafică inginerească 
    ŞULETEA, Angela; DÎNTU, Sergiu (Editura ALMA, 2015)
    One of the biggest benefits of virtual education is the ability to easily explain complex processes and principles using animations and interactive simulation environments. In order to create these didactic materials a ...
  • 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 ...
  • Interdependence between the harmonics of the output and input currents to a three phase rectifier bridge 
    NEACĂ, Mitică Iustinian (Institute of Electrical and Electronics Engineers, 2017)
    A large number of scientific papers published recently have as their study object the emergence of voltage and current harmonics and their limitation through various methods or devices. At modern power stations equipped ...
  • Inventics and the Iasi School of Invention. Contribution of the Faculty of Electrical Engineering 
    CANTEMIR, Lorin; CHIRIAC, Gabriel; LUCACHE, Dorin (Institute of Electrical and Electronics Engineers, 2017)
    This paper describes the contribution of the Faculty of Electrical Engineering to the development of the School of invention in Iasi. Some chronological aspects regarding the first courses in technical creativity are ...
  • IoT based on Membrane Computing Models 
    ABABII, Victor; SUDACEVSCHI, Viorica; MUNTEANU, Silvia; BOROZAN, Olesea; NISTIRIUC, Ana; LASCO, Victor (IEEE, 2021)
    In the given paper it is approached a method of the application of the Membrane Computing models in the design of IoT systems with Collective Intelligence properties. The topology of the IoT system is presented as a Mesh ...

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