Facultatea Energetică şi Inginerie Electrică: Recent submissions

  • Simulation of Asynchronous Motor Tests on the Simpowersystems Program Base 
    IAZLOVETCHI, Leonid; IAZLOVETCHI, Maria; BURDUNIUC, Marcel; RUJANSCHI, Dumitru (Institute of Electrical and Electronics Engineers, 2017)
    In the paper is used the Simpowersystems program which is used for calculating the static mechanical characteristic and operating characteristics within the range of variation of rotor slippage. Also, the program can be ...
  • Method of the Parameters Determination of the Asynchronous Motor 
    AMBROS, Tudor; BURDUNIUC, Marcel; IAZLOVETCHI, Maria (Institute of Electrical and Electronics Engineers, 2017)
    In this paper is proposed a method for calculating the parameters of an induction motor that determine three points of a mechanical characteristic-nominal, critical and starting. Comparison of the results of the proposed ...
  • Study of Direct-on-Line Starting of Low Power Asynchronous Motors 
    VLAD, Ion; CAMPEANU, Aurel; ENACHE, Sorin; ENACHE, Monica-Adela (Institute of Electrical and Electronics Engineers, 2017)
    This paper emphasizes technical and economic parameters at direct-on-line starting of low power asynchronous motors. There are presented a lot of simulations and there are carried out experimental tests, in order to establish ...
  • Experimental Tests Regarding Diagnosis of Some Faults of Car Alternators 
    ENACHE, Sorin; CAMPEANU, Aurel; VLAD, Ion; ENACHE, Monica-Adela (Institute of Electrical and Electronics Engineers, 2017)
    This paper presents a practical way of identifying the defective diodes of an alternator. For this purpose are presented a series of experimental tests of some car alternators. There are detailed the automatic voltage ...
  • FEM-based Analysis on the Operation of Three-Phase Induction Motor connected to Six-Phase Supply System. Part 2 – Study on fault-tolerance capability 
    LIVADARU, Leonard; BOBU, Alexandra; MUNTEANU, Adrian; VÎRLAN, Bogdan; SIMION, Alecsandru (Institute of Electrical and Electronics Engineers, 2017)
    Based on the fact that the three-phase induction machine proves higher performance under six-phase supply, which was demonstrated in Part 1 of the paper, this work investigates the fault-tolerance capability of the six-phase ...
  • FEM-based Analysis on the Operation of Three-Phase Induction Motor connected to Six-Phase Supply System. Part 1 – Operation under healty conditions 
    LIVADARU, Leonard; BOBU, Alexandra; MUNTEANU, Adrian; VÎRLAN, Bogdan; SIMION, Alecsandru (Institute of Electrical and Electronics Engineers, 2017)
    The paper presents a comparative analysis of a three-phase induction motor that operates connected to the industrial supply system and separately to a six-phase supply source, as well. The design of the electric machine ...
  • Analysis of One Phase Special Electrical Machines using Finite Element Method 
    TEZCAN, Mehmet Murat; CANAKOGLU, Ali Ihsan; YETGIN, Asım Gökhan; CEVHER, Barış; TURAN, Mustafa; GÜN, Ayhan (Institute of Electrical and Electronics Engineers, 2017)
    Generally three phase motors are better than single phase motors but three phase system cannot be used in many applications for house. Especially single phase motors are used in city centers because of structure of the ...
  • 3D FEM Validation of Homo-Heteropolar Synchronous Machine for Wind or Hydro Applications 
    TOPOR, Marcel; DEACONU, Sorin Ioan; TUTELEA, Lucian Nicolae; NUCĂ, Ilie; BURDUNIUC, Marcel (Institute of Electrical and Electronics Engineers, 2017)
    In an effort to introduce a low cost (PM less), low power electric wind or hydro generators, this paper reports on preliminary design aspects, 3D FEM analysis of a 2.5 KVA, 250- 1000 rpm, reactive homo-heteropolar brushless ...
  • Locus Diagrams of Net Magnetic Field Vector of Dual Winding Induction Motor 
    CANAKOGLU, Ali Ihsan; MURAT, Mehmet; ASIM, Tezcan; YETGIN, Gökhan; CEVHER, Barış; TURAN, Mustafa (Institute of Electrical and Electronics Engineers, 2017)
    The rotating magnetic field is the major concept of induction and synchronous machines. For a three phase induction motor, locus of net magnetic field of single winding stator is a circle which radius is equal to 3/2 times ...
  • About a Matlab Graphical User Interface to Analyze Stresses During the Transient Regimes in the High Voltage Substations 
    BROJBOIU, Maria; IVANOV, Virginia (Institute of Electrical and Electronics Engineers, 2017)
    In this paper is presented a Matlab graphical user interface useful to compute the thermal and dielectric stresses which means the parameters computation of the short circuit currents or transient recovery voltages which ...
  • Considerations Regarding Infrared Thermal Stresses Monitoring of Electrical Equipment 
    DRAGOMIR, Alin; ADAM, Maricel; ANDRUŞCĂ, Mihai; MUNTEANU, Adrian; BOGHIU, Elvis (Institute of Electrical and Electronics Engineers, 2017)
    The paper aim is to analyze the way in which the electrical load influences the infrared thermal images of the thermal stresses of electrical equipment determined by using infrared thermography devices. In order to obtain ...
  • Comparative Study of the Vibrating Armature and Rotary Vane Pumps 
    TURCANU, Adrian (Institute of Electrical and Electronics Engineers, 2017)
    The paper refers to the equipment for the espresso production process and the peculiarities of hydraulic systems and pump functioning. A common myth for newcomers to the espresso machine world is that the rotary vane pump, ...
  • About Monitoring of Joint Coils from Electric Traction Railway 
    MUNTEANU, Adrian; ADAM, Maricel; ANDRUŞCĂ, Mihai; DRAGOMIR, Alin; BOGHIU, Elvis (Institute of Electrical and Electronics Engineers, 2017)
    The general structure of the electric traction system highlights the complexity and diversity of electrical equipment from the power supply. The return circuit, part of electric traction railway, consists of the running ...
  • Aspects Regarding Controlled Switching of the Vacuum Circuit Breaker 
    BOGHIU, Elvis; MARICEL, Adam; ANDRUSCA, Mihai; DRAGOMIR, Alin; MUNTEANU, Adrian (Institute of Electrical and Electronics Engineers, 2017)
    The paper describes how different parameters from vacuum circuit breaker influence the closing and opening time. Operational voltage, ambient temperature or hydraulic pressure can introduce delays in opening and closing ...
  • Numerical Model for a Plunger-Type AC Electromagnet 
    POPA, Ioan C.; DOLAN, Alin-Iulian (Institute of Electrical and Electronics Engineers, 2017)
    In this paper we propose an approach for the determination of static force characteristic of a plunger-type AC electromagnet using 2D numerical model developed in QuickField software. The attraction electromagnetic force ...
  • 18-pulse Transformer Device for Flexible Connection of Asynchronous Power Systems 
    BOSNEAGA, Valeriu; SUSLOV, Victor (Institute of Electrical and Electronics Engineers, 2017)
    Transmission of active power between power systems with the same nominal frequencies, linked via phaserotating transformer is examined. The device is based on hexagonal scheme, and due to new proposal, provides symmetrical ...
  • Manufacturing and Clinically Testing Embedded Electrodes in Knitted Textiles for Neurorehabilitation 
    POBORONIUC, Marian-Silviu; IRIMIA, Danut; POBORONIUC, Ioana; IGNAT, Bogdan; CURTEZA, Antonela; MACOVEI, Laura; CRETU, Viorica; BUZDUGAN, Maria (Institute of Electrical and Electronics Engineers, 2017)
    Functional Electrical Stimulation (FES) aims to induce programmed exercises in paralyzed limbs of people who suffered a stroke, in order to improve their rehabilitation process. Nowadays, surface pre-gelled transcutaneous ...
  • Wavelet Transform and Neural Network Based Control Strategy for Hybrid Energy System 
    BACIU, Alina-Georgiana; LIVINT, Gheorghe (Institute of Electrical and Electronics Engineers, 2017)
    This paper presents a control strategy for a hybrid electric vehicle with two energy sources on board: battery and ultracapacitor. For this configuration it is proposed a new method for prediction of power demand time ...
  • Time Delay Evaluation in Printed Circuit Boards based on Timed Hard Petri Nets 
    SUDACEVSCHI, Viorica; ABABII, Victor; CALUGARI, Dmitri; BORDIAN, Dimitrie (Institute of Electrical and Electronics Engineers, 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 ...
  • Design of a Sliding Mode Controller to Eliminate the Limit Cycle in Chaotic Van der Pol System in Comparison with State Feedback Controllers 
    AHMAD, Shahzad; YASIN, Abdul Rehman; PLESCA, Adrian; YOUNIS, Usman (Institute of Electrical and Electronics Engineers, 2017)
    In this paper sliding mode controller is designed in comparison with the linear state space feedback controllers namely the pole placement controller and linear quadratic regulator to eliminate the chaotic limit cycle ...

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