Items where Author is "Sarac, Vasilija"
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Sarac, Vasilija (2023) Optimization and analysis of an interior permanent magnet synchronous motor. Journal of Energy Technology, 16 (3). pp. 35-44. ISSN 2463-7815
Sarac, Vasilija (2023) Performance analysis of various rotor topologies of surface PM synchronous motor. Journal of Electrical Engineering, 74 (3). pp. 85-94. ISSN 1339-309X
Trajchevski, Neven and Tomov, Mite and Sarac, Vasilija (2022) An Approach of Empirical Model Uncertainty Estimation During Physical Quantities Investigation in Turning. Journal of Advanced Manufacturing Systems, 21 (4). pp. 851-868. ISSN 1793-6896
Aneva, Sara and Sarac, Vasilija (2022) Modeling and simulation of switched reluctance motor. Balkan Journal of Applied Mathematics and Informatics, 5 (1). pp. 31-42.
Sarac, Vasilija (2022) Parametric Analysis for Performance Optimization of Line-Start Synchronous Motor with Interior Asymmetric Permanent Magnet Array Rotor Topology. Electronics, 11 (4). pp. 1-22. ISSN 2079-9292
Sterjova, Marija and Sarac, Vasilija (2022) Review of the scalar control strategy of an induction motor: constant V/f method for speed control. Balkan Journal of Applied Mathematics and Informatics, 5 (1). pp. 57-68.
Stefanov, Goce and Sarac, Vasilija and Kukuseva, Maja (2021) Sine inverter system based on special circuit. Balkan Journal of Applied Mathematics and Informatics, 3 (2). pp. 31-42. ISSN 2545-4803
Sarac, Vasilija and Stefanov, Goce and Minovski, Dragan (2021) Comparative analysis of synchronous motors. Journal of Energy Technology, 14 (3). pp. 35-45. ISSN 2463-7815
Sarac, Vasilija (2021) Comparative Analysis of Line-start Synchronous Motor and Asynchronous Motor. Electrotehnica, Electronica, Automatica (EEA), 69 (1). pp. 11-19. ISSN 1582-5175
Stefanov, Goce and Sarac, Vasilija and Kukuseva, Maja (2020) Calculate on phase angle at RL- circuit supply with square voltage pulse. Balkan Journal of Applied Mathematics and Informatics, 3 (1). pp. 13-24. ISSN 2545-4803
Stefanov, Goce and Sarac, Vasilija and Citkuseva Dimitrovska, Biljana (2020) Measurement and visualization on analog signals with microcomputers connection. Balkan Journal of Applied Mathematics and Informatics, 3 (1). pp. 85-94. ISSN 2545-4803
Sarac, Vasilija (2020) Line-start synchronous motor a viable alternative to asynchronous motor. Facta Universitatis Series: Automatic Control and Robotics, 19 (1). pp. 39-58. ISSN 1820-6425
Sarac, Vasilija and Stefanov, Goce (2020) Various Rotor Topologies of Line-Start Synchronous Motor for Efficiency Improvement. Power Electronics and Drives, 5 (40). pp. 83-95. ISSN 2451-0262
Stefanov, Goce and Sarac, Vasilija and Kukuseva, Maja and Citkuseva Dimitrovska, Biljana and Veta Buralieva, Jasmina (2019) Calculation of the parameters on output current in full─bridge serial resonant power converter. Machines, Technologies, Materials, 13 (7). pp. 310-313. ISSN 1313-0226
Stefanov, Goce and Sarac, Vasilija (2019) Analysis of RL-circuit supply by voltage with sinus or square waveform. Knowledge - International Journal, Scientific Papers, 34 (3). pp. 607-612. ISSN 2545-4439
Sarac, Vasilija (2019) Performance optimization of permanent magnet synchronous motor by cogging torque reduction. Journal of Electrical Engineering, 70 (3). pp. 218-226. ISSN 1335-3632
Sarac, Vasilija and Trajchevski, Neven and Golubovski, Roman (2019) Assessment of the operating characteristics of brushless DC motors. Journal of Energy Technology, 12 (4). pp. 71-82. ISSN 2463-7815
Sarac, Vasilija and Atanasova-Pacemska, Tatjana (2019) Multiparameter Analysis for Efficiency Improvement of Single-Phase Capacitor Motor. Mathematical Problems in Engineering, 2019. pp. 1-13. ISSN 1024-123X
Stefanov, Goce and Karadzinov, Ljupco and Sarac, Vasilija and Atanasova-Pacemska, Tatjana and Kukuseva, Maja and Dambov, Risto (2018) Dependence of the Active Power of the Serial Resonant Bridge Converter from the Phase Difference and the Duty Cycle. Machines, Technologies, Materials, 12 (2). pp. 62-65. ISSN 1313-0226
Sarac, Vasilija (2017) FEM 2D and 3D design of transformer for core losses computation. International Scientific Journal Industry 4.0, 2 (3). pp. 119-122. ISSN 2543-8582
Sarac, Vasilija and Minovski, Dragan and Janiga, Petar (2017) Numerical and analytical model of induction motor for computer aided design. International Journal on Information Technologies & Security, IX (2). pp. 65-82. ISSN 1313-8251
Sarac, Vasilija and Stefanov, Goce (2017) Permanently split capacitor motor-study of the design parameters. Journal of Electrical Engineering, 68 (5). pp. 339-348. ISSN 1335-3632
Sarac, Vasilija and Iliev, Dejan (2017) Synchronous Motor of Permanent Magnet compared to Asynchronous Induction Motor. Electrotehnica, Electronica, Automatica (EEA), 65 (7). pp. 51-58. ISSN 1582-5175
Cingoski, Vlatko and Gelev, Saso and Stefanov, Goce and Sarac, Vasilija (2016) Integrated Solar-Thermal Power Plants: TPP Bitola Case Study. ETF Journal of Electrical Engineering, 22. pp. 68-78. ISSN 0353 - 5207
Stefanov, Goce and Karadzinov, Ljupco and Sarac, Vasilija and Cingoski, Vlatko and Gelev, Saso (2016) Determination of input/output characteristics of full-bridge AC/DC/DC converter for arc welding. International Journal for Science, Technics and Innovations for the Industry MTM (Machines, Tecnologies, Materials), X (9). pp. 7-10. ISSN 1313-0226
Sarac, Vasilija and Stefanov, Goce and Cogelja, Goran (2016) Study of performance characteristics of single phase motors. Facta Universitatis Series: Automatic Control and Robotics, 15 (2). pp. 71-83. ISSN 1820-6425
Kukuseva, Maja and Citkuseva Dimitrovska, Biljana and Stefanov, Goce and Sarac, Vasilija (2016) PSIM as educational tool for teaching diode rectifier. Zbornik radova sa XXI međunarodnog naučno - stručnog skupa Informacione tehnologije - sadašnjost i budućnost, Žabljak. 29 feb 05 mar 2016, 21. pp. 50-52.
Citkuseva Dimitrovska, Biljana and Kukuseva, Maja and Stefanov, Goce and Cingoski, Vlatko and Sarac, Vasilija (2016) Analysis and performance of two PV cells under various weather conditions. International Journal for Science, Technics and Innovations for the Industry MTM (Machines, Tecnologies, Materials), 5 (5/2016). pp. 14-17. ISSN 1313-0226
Stefanov, Goce and Sarac, Vasilija and Kukuseva, Maja (2016) Analysis of parallel resonat converters with computer simulations. International Journal for Science, Technics and Innovations for the Industry MTM (Machines, Tecnologies, Materials), 10 (2/16). pp. 24-27. ISSN 1313-0226
Gelev, Saso and Stefanov, Goce and Cingoski, Vlatko and Sarac, Vasilija (2016) Detekcija i izolacija neispravnosti u sistemima automatskog upravljanja. Zbornik radova sa XXI međunarodnog naučno - stručnog skupa Informacione tehnologije - sadašnjost i budućnost, Žabljak. 29 feb 05 mar 2016, 21. pp. 217-220.
Sarac, Vasilija and Gelev, Saso and Stefanov, Goce and Cingoski, Vlatko (2016) Application of software PSIM in simulation of power converters. Zbornik radova sa XXI međunarodnog naučno - stručnog skupa Informacione tehnologije - sadašnjost i budućnost, Žabljak. 29 feb 05 mar 2016, 21. pp. 38-42.
Sarac, Vasilija (2016) Application of PLC programming in cost efficient industrial process. International Journal of Information Technology&Security, 8 (1). pp. 69-78. ISSN 1313-8251
Sarac, Vasilija and Cogelja, Goran (2016) FEM Aided Design of Distribution Transformer. Tem Journal, 5 (2). pp. 197-2013. ISSN 2217-8309
Sarac, Vasilija (2016) FEM Aided Design of Permanently Split Capacitor Motor under Different Operating Regimes. Electrical Engineering, Electronics, Automation, 64 (2). pp. 63-71. ISSN 1582-5175
Dimitrov, Dimitar and Cogelja, Goran and Sarac, Vasilija (2016) Rules for electricity exchange for photovoltaic residential systems. Mechanical Engineering - Scientific Journal, 34 (1). pp. 261-267. ISSN 1857-5293
Sarac, Vasilija and Atanasova-Pacemska, Tatjana (2016) Simulation model for prediction of transient performance characteristics of single–phase shaded pole motor. Journal of Electrical Engineering, 67 (4). pp. 253-260. ISSN 1335-3632
Timovski, Riste and Atanasova-Pacemska, Tatjana and Rusiti, Agim and Sarac, Vasilija (2015) Several aspects of measuring performance of university study cycles using DEA. Proceeding from International Conference on Information Technology and Development of Education – ITRO, June, 2015. Zrenjanin, Republic of Serbia, 7. pp. 8-13.
Sarac, Vasilija and Atanasova-Pacemska, Tatjana and Minovski, Dragan and Cogelja, Goran and Smitkova, Miroslava and Schulze, Christian (2015) Optimized and numerical models of electromechanical devices coupled with computation of performance characteristics. Journal of Electrical Engineering, 66 (1). pp. 40-46. ISSN 1335-3632
Sarac, Vasilija and Minovski, Dragan and Cogelja, Goran (2015) Имплементација на опрема за далечинско управување во трафостаниците во Р. Македонија. Energetika (96). pp. 30-35. ISSN 1409 - 6048
Sarac, Vasilija and Minovski, Dragan and Cogelja, Goran (2015) Computer aided design of simulation and experimental model of buck-boost converter. International Journal on Information Technologies & Security, 7 (1). pp. 25-32. ISSN 1313-8251
Cogelja, Goran and Minovski, Dragan and Sarac, Vasilija (2015) Increasing the Attractiveness of Locations for Investment in SHPP in the Republic of Macedonia. Energetika. pp. 67-72. ISSN 0375-8842
Minovski, Dragan and Sarac, Vasilija and Bozinovski, Goce (2014) Wind Power Plant Bogdanci and Its Impact on the Price of Electrical Energy in Macedonia. Energetika. pp. 465-467. ISSN 0375-8842
Sarac, Vasilija and Atanasova-Pacemska, Tatjana (2014) Implementation of Genetic Algorithms in Efficiency Factor Optimization of Electromechanical Devices. Wulfenia Journal, 21 (1). ISSN 1561-882X
Sarac, Vasilija and Glavincev, Goran (2014) Application of numerical methods in calculation of electromagnetic fields in electrical machines. International Journal for Science, Technics and Innovations for the Industry MTM (Machines, Tecnologies, Materials) (10). pp. 13-17. ISSN 1313-0226
Sarac, Vasilija (2014) Complex analysis of performance characteristics of single phase shaded pole motor. International Virtual Journal for Science, Technics and Innovations for the Industry MTM (Machines, Technologies, Materials) (8). pp. 25-29. ISSN 1313-0226
Sarac, Vasilija and Cvetkovski, Goga (2014) Efficiency optimization of single phase motor using GA approach. Przegląd Elektrotechniczny, R. 90 (12). pp. 153-156. ISSN 0033-2097
Sarac, Vasilija and Atanasova-Pacemska, Tatjana and Pacemska, Sanja and Minovski, Dragan (2013) Impacts of Moodle on electrical engineering courses:opportunities and challenges. Proceedings of the Fifth International Scientific Conference – FMNS 2013, 1. pp. 221-227. ISSN 1314-0272
Sarac, Vasilija and Cvetkovski, Goga (2013) Transient Analysis of Induction Motor Using Different Simulation Models. Acta Technica Jaurinensis, Vol.6 (No.1). pp. 65-75. ISSN 2064-5228
Stoilov, Marjan and Sarac, Vasilija (2013) Web базиран софтвер за SCADA апликации IntegraXor. Годишен зборник на Факултет за информатика. ISSN 1857- 8691
Stefanov, Goce and Karadzinov, Ljupco and Sarac, Vasilija and Dambov, Risto (2012) Defining the optimal bandwidth in bridge power converters. International Journal for Science, Technics and Innovations for the Industry MTM (Machines, Tecnologies, Materials). ISSN 1313-0226
Sarac, Vasilija and Cundev, Dobri (2012) Electromagnetic fields calculation at single phase shaded pole motor. Electrotechnica&Electronica, 47 (7-8/20). pp. 41-45. ISSN 0861-4717
Stefanov, Goce and Karadzinov, Ljupco and Sarac, Vasilija (2011) Regulating of the output power at the resonant converter. Journal eu MMT 2011, 5 (2). pp. 13-23.
Sarac, Vasilija and Stefanov, Goce (2011) Calculation of Electromagnetic Fields in Electrical Machines using Finite Elements Method. International Journal of Engineering and Industries. pp. 21-29. ISSN 2093-5641
Sarac, Vasilija and Stefanov, Goce (2011) Development of improved optimised motor models using optimisation and numerical tools in motor design. Machines, Technologies (2/2011). ISSN 1313-0226
Sarac, Vasilija and Cvetkovski, Goga (2011) Different simulation models based on parameter variation using method of genetic algorithms. Prezglad Elektrotechniczny, 2011 (3). pp. 162-165. ISSN 0033-2097
Stefanov, Goce and Karadzinov, Ljupco and Sarac, Vasilija and Dambov, Risto (2011) Distribution of the temperature and energy at induction heating of work piece copper. Machines, Technologies. ISSN 1313-0226
Smitkova, Miroslava and Eleschova, Zaneta and Hajducek, Peter and Frantisek, Janicek and Minovski, Dragan and Sarac, Vasilija (2011) National Centre for Research and Application of Renewable Energy Sources. Elektroenergetika, Vol.4 (No.2). ISSN 1337-6756
Stefanov, Goce and Sarac, Vasilija (2010) Anaysis of Power Converter with Computer simulation. Materials, Methods & Technologies, 4 (Part 2). pp. 30-47. ISSN 1313-2539
Sarac, Vasilija and Stefanov, Goce (2010) Development of Simulation Models of Induction Squirrel Cage Motor for Varialble-speed Applications. Buletinul University Petrol-Gaze din Ploiesti, LXII (4B/201). pp. 167-174.
Sarac, Vasilija and Stefanov, Goce (2010) Nummerical and simulation methods for calculation of dynamical transient characteristics of squirrel cage induction motor. Machines, Technologies, Materials (6/2010). ISSN 1313-0226
Sarac, Vasilija and Petkovska, Lidija (2007) Application of soft magnetic materials in development of new experimental model of single phase shaded pole motor. Przegląd Elektrotechniczny (7-8). ISSN 0033-2097
Sarac, Vasilija and Petkovska, Lidija and Cundev, Milan and Cvetkovski, Goga (2005) Comparison between two target functions for optimization of single phase shaded-pole motor using method of genetic algorithms. Journal of Materials Processing Technology, 161 (1-2). pp. 89-95.
Book Section
Sarac, Vasilija (2022) Design Optimization of Induction Motor for Efficiency and Reliability Improvement. In: Lecture Notes in Networks and Systems. Springer, Cham, pp. 35-49. ISBN 978-3-030-92850-6
Stefanov, Goce and Gelev, Saso and Cingoski, Vlatko and Sarac, Vasilija and Golubovski, Roman (2015) Determination of Output Characteristics of Quasi-Resonant Power Converter with Computer Simulation. In: XX Megunarodni naucno-strucni skup " Informacione Tehnologije" - Sadasnjost i Buducnost. Informacione Tehnologije, 20 (20). Univerzitet Crne Gore, Elektrotehnicki fakultet, Podgorica, Crna Gora, pp. 168-171. ISBN 978-86-85775-16-1
Sarac, Vasilija and Atanasova-Pacemska, Tatjana and Trifunov, Zoran (2014) Electronic Tests in High Education-Opportunities and Challenges. In: International Conference on Information Technology and Development of Education. University of Novi Sad, Technical Faculty „Mihajlo Pupin”, Zrenjanin, Republic of Serbia, pp. 68-72. ISBN 978-86-7672-225-9
Sarac, Vasilija and Cvetkovski, Goga (2014) Efficiency Optimisation of Single Phase Motor Using GA Approach. In: 5th Symposium on Applied Electromagnetics Saem'14-Book of Digests. Ss. Cyril and Methodius University in Skopje, Macedonia Faculty of Electrical Engineering and Information Technologies, pp. 31-32. ISBN 978-9989-630-72-9
Sarac, Vasilija and Minovski, Dragan and Cogelja, Goran and Smitkova, Miroslava (2014) Upgrade and application of automation system in t.s. 110/35/10 kV “Petrovec”. In: Proceedings of 11th International Scientific Conference Control of Power Systems 2014. Slovak University of Technology in Bratislava, Faculty of Electrical Engineering and Information Technology, Institute of Robotics and Cybernetics, Slovakia. ISBN 978-80-89402-71-7
Cogelja, Goran and Sarac, Vasilija (2014) Impact of new model for preferential prices for SHPP in Republic of Macedonia. In: Proceedings of the 5th International Scientific Conference OZE 2014 “Renewable Energy Sources 2014”. Published by: Slovak University of Technology in Bratislava, Faculty of Electrical Engineering and Information Technology, Institute of Power and Applied Electrical Engineering, Slovakia, pp. 75-79. ISBN 978-80-89402-73-1
Minovski, Dragan and Sarac, Vasilija and Bozinovski, Goce (2014) Wind power plant - Bogdanci and its impact on the price of electrical energy in Macedonia. In: Proceedings of the 5th International Scientific Conference OZE 2014 “Renewable Energy Sources 2014”. Slovak University of Technology in Bratislava, Faculty of Electrical Engineering and Information Technology, Institute of Power and Applied Electrical Engineering, Slovakia, pp. 241-243. ISBN 978-80-89402-73-1
Sarac, Vasilija and Minovski, Dragan (2012) Application of Sicap Pas System in automation and control of T.S 400/110 KV Stip. In: Volume of Abstracts of the 10th International Scientific Conference CPS 2012 Control of Power Systems 2012. Slovak University of Technology in Bratislava, pp. 161-162. ISBN 978-80-89402-47-2
Smitkova, Miroslava and Janíček, Frantisek and Minovski, Dragan and Sarac, Vasilija (2012) Different support for RES in Slovakia and in Macedonia. In: Volume of Abstracts of the 3rd International Scientific Conference OZE 2012 Renewable Energy Sources 2012. Slovak University of Technology in Bratislava, pp. 249-250. ISBN 978-80-89402-48-9
Minovski, Dragan and Sarac, Vasilija (2012) Impacts from new 50 MW wind power plant – Bogdanci on the price of electrical energy in Macedonia. In: Volume of Abstracts of the 3rd International Scientific Conference OZE 2012 Renewable Energy Sources 2012. Slovak University of Technology in Bratislava, pp. 295-296. ISBN 978-80-89402-48-9
Sarac, Vasilija and Cvetkovski, Goga (2012) Transient analysis of induction motor using different simulation models. In: Digest book of 4th Symposium on Applied Electromagnetics. Universitas-Gyor Nonprofit Kft, pp. 117-119. ISBN 978-963-9819-85-6
Sarac, Vasilija and Cundev, Dobri (2011) Electromagnetic fields calculation at single phase shaded pole motor. In: Proceedings of the extended abstracts - 10th International Conference on Applied Electromagnetics. Univeristy of Nis, Electronic Faculty, pp. 137-138. ISBN 978-86-6125-035-4
Smitkova, Miroslava and Eleschova, Zaneta and Hajducek, Peter and Janicek, Frantisek and Minovski, Dragan and Sarac, Vasilija (2011) Introduction of the national centre for research and application of renewable energy sources. In: Volume of Abstracts of the 10th International Scientific Conference EEE 2011 Energy – Ecology – Economy 2011. Slovak University of Technology in Bratislava, Slovakia, pp. 181-182. ISBN 978-80-89402-40-3
Sarac, Vasilija (2010) Different Approaches of Numerical Analysis of Electromagnetic Phenomena in Shaded Pole Motor with Application of Finite Elements Method. In: EMTS 2010: 2010 URSI International Symposium on Electromagnetic Theory. EMTS, pp. 97-100. ISBN 978-1-4244-5153-1
Sarac, Vasilija and Cvetkovski, Goga (2010) Different motor models based on parameter variation using method of genetic algorithms. In: Proceedings of the third Symposium on Applied Electromagnetics SAEM'10. University of Maribor, Faculty of Electrical Engineering & Computer Science, Slovenia, pp. 1-8. ISBN 978-961-248-237-4
Stefanov, Goce and Sarac, Vasilija (2010) Estimation of the parameters of electromagnetic field at induction device by the aid of computer simulation. In: Proceedings of the third Symposium on Applied Electromagnetics SAEM'10. University of Maribor,Faculty of Electrical Engineering & Computer Science, Slovenia, pp. 1-9. ISBN 978-961-248-237-4
Sarac, Vasilija and Petkovska, Lidija (2006) Application of soft magnetic materials in development of new experimental model of single phase shaded pole motor. In: Book of Digests of SAEM-2006. Macedonian-Polish syposium on applied electromagnetics. ISBN 9989-630-51-8
Sarac, Vasilija and Petkovska, Lidija and Cundev, Milan (2001) An improved performance analysis of a shaded pole motor. In: Proceedings of the Thirty-eight International Intelligent Motion Conference. ZM Communications GMBH, pp. 399-405. ISBN 3-928643-28-2
Conference or Workshop Item
Sarac, Vasilija (2024) Impact of core saturation on operating characteristics of three-phase squirrel cage motor. In: International Conference Electrical Engineering, Informatics, Machinery and Automation - Technical Sciences applied in Economy, Education and Industry-ETIMA, 27-29 Sept 2023, Stip.
Sarac, Vasilija (2024) Learning Fundamentals of Electrical Engineering by the Aid of Virtual Laboratories. In: 23rd International Symposium INFOTEH-JAHORINA (INFOTEH), 20-22 March, 2024, East Sarajevo, Bosna and Herzegovina.
Stefanov, Goce and Sarac, Vasilija (2023) Intelligent Power Module Controlled By Microcomputer And Implemented In AC Motor Speed Regulator. In: Second International Conference ETIMA, 27-29 Sept 2023, Stip, R.N.Macedonia.
Sarac, Vasilija (2023) Optimization and analysis of interior permanent magnet synchronous motor. In: 16th International Conference on Applied Electromagnetics – ПЕС 2023, 28-30 Aug 2023, Niš, Serbia.
Stefanov, Goce and Sarac, Vasilija (2021) Frequency sinus source. In: First International Conference ETIMA 2021, 19-21 Oct 2021, Stip, R.N.Macedonia.
Sterjova, Marija and Minovski, Dragan and Sarac, Vasilija (2021) Battery energy storage systems and technologies: a review. In: ETIMA 2021, 19-21 Oct 2021, online via Zoom platform.
Sarac, Vasilija and Stefanov, Goce and Minovski, Dragan (2021) Comparative analysis of synchronous motors. In: 15th International Conference on Applied Electromagnetics ПЕС, 30 Aug-01 Sept 2021, Nis, R. Serbia.
Sarac, Vasilija (2021) PWM operation of synchronous permanent magnet motor. In: First international conference ETIMA 202.
Aneva, Sara and Minovski, Dragan and Sarac, Vasilija (2021) Power-to-X technologies. In: ETIMA 2021, 19-21 Oct 2021, online via Zoom platform.
Sarac, Vasilija and Stefanov, Goce and Minovski, Dragan (2021) Speed regulation of induction motor with PWM inverter. In: First International Conference ETIMA 2021, 19-21 Oct 2021, Stip, R.N.Macedonia.
Sarac, Vasilija and Minovski, Dragan and Stefanov, Goce (2020) Virtual Laboratories - an Innovative Concept in Teaching of Electrical Engineering. In: 24 th International Conference on Information Technology, Zabljak, Montenegro.
Stefanov, Goce and Sarac, Vasilija and Kukuseva, Maja and Citkuseva Dimitrovska, Biljana and Veta Buralieva, Jasmina (2019) Calculation of the parameters on output current in full─bridge serial resonant power converter. In: International Scientific conference MTM 2019, 11-14 Sept 2019, Varna, R.Bulgaria.
Sarac, Vasilija and Trajchevski, Neven and Golubovski, Roman (2019) Assessment of operating characteristics of brushless DC motor. In: 14th International conference of applied electromagnetics PES 2019, Nis, R. Serbia.
Trajchevski, Neven and Sarac, Vasilija and Kuzinovski, Mikolaj (2019) Determination of the influence of the natural thermo-couple thermo-voltage characteristics in the modelling of machining processes by turning. In: 14th International conference of applied electromagnetics PES-2019, Nis, R. Serbia.
Sarac, Vasilija and Trajchevski, Neven (2019) Impact of capacitor on operating characteristics of single-phase motor. In: 16th Conference on Electrical Machines, Drives and Power Systems, 6-8 June 2019, Varna, R. Bulgaria.
Trajchevski, Neven and Sarac, Vasilija and Smileski, Rose (2019) Uncertainty considerations of measuring equipment during experimental research in machining. In: 16th Conference on Electrical Machines, Drives and Power Systems (ELMA), 6-8 June 2019, Varna, R. Bulgaria.
Sarac, Vasilija and Atanasova-Pacemska, Tatjana (2018) Remote Control System at 110/20 kV Substation for Wind Park “Bogdanci”. In: 2018 International IEEE Conference and Workshop in Óbuda on Electrical and Power Engineering (CANDO-EPE), Budapest, Hungary, .
Giceva, Ivana and Sarac, Vasilija and Gelev, Saso and Cingoski, Vlatko (2018) Single Phasing of Three-phase Induction Motors under Various Load Conditions. In: 23rd International Scientific-Professional Conference on Information Technology (IT), 19-24 Feb 2018, Zabljak, Montenegro.
Stefanov, Goce and Karadzinov, Ljupco and Sarac, Vasilija and Atanasova-Pacemska, Tatjana and Kukuseva, Maja and Dambov, Risto (2018) Dependence of the active power of the serial resonant bridge converter from the phase difference and the duty cycle. In: XV International Scientific Congress MTM 2018, 14-17 March 2018, Borovec, R.Bulgaria.
Gelev, Saso and Tudzarov, Aleksandar and Sarac, Vasilija and Cingoski, Vlatko and Bundalevski, Slobodan (2018) Metodi i alati za forenziku mobilnih telefona. In: Information Technology -IT 2018, 19-22 Feb 2018, Zabljak, Montenegro.
Cingoska, Marija and Sarac, Vasilija and Cingoski, Vlatko and Gelev, Saso (2018) Efficiency optimization of electrical devices. In: Information Technology -IT 2018.
Trajchevski, Neven and Sarac, Vasilija and Stefanov, Goce and Kuzinovski, Mikolaj and Tomov, Mite (2018) Integrated Machining Process Modelling and Research System. In: Applied Computer Technologies.
Sarac, Vasilija and Stefanov, Goce and Trajchevski, Neven (2018) Transient and Numerical Models of Three-Phase Induction Motor. In: Applied Computer Technologies.
Sarac, Vasilija (2017) FEM 2D and 3D design of transformer for core losses computation. In: XIV International Scientific Congress "Machines Technologies Materials" 2017, 13-16 Sept 2017, Varna, Bulgaria.
Sarac, Vasilija and Stefanov, Goce (2017) Numerical analysis of transient and steady-state operation of three-phase induction motor. In: 13th International Conference on Applied Electromagnetics - ПЕС 2017, 30 Aug – 01 Sept 2017, Niš, Serbia.
Stefanov, Goce and Karadzinov, Ljupco and Sarac, Vasilija and Cingoski, Vlatko and Gelev, Saso (2016) Determination of input/output characteristics of full-bridge AC/DC/DC converter for arc welding. In: MTMcongres16, 14-17 Sept 2016, Varna, Bulgaria.
Cingoski, Vlatko and Gelev, Saso and Stefanov, Goce and Sarac, Vasilija (2016) Integrated Solar-Thermal Power Plants: TPP Bitola Case Study. In: XXI međunarodni naučno-stručni skup Informacione tehnologije IT'16, 29 Feb - 05 Mart 2016, Crna Gora.
Sarac, Vasilija and Citkuseva Dimitrovska, Biljana (2016) Genetic Algorithm in Torque Optimisation of Permanently Split Capacitor Motor. In: 2016 International Conference on Smart Systems and Technologies, Osjek, Croatia.
Janiga, Petar and Liska, M and Belan, Anton and Volcko, V and Ivanic, Marian and Sarac, Vasilija (2016) Testing of smart home systems by appliances simulator. In: 13th International Scientific Conference Energy-Ecology-Economy, 31 May-2 June 2016, Tatranské Matliare, Slovakia.
Atanasova-Pacemska, Tatjana and Sarac, Vasilija (2015) Implementation of factor analysis in project of lighting system modernization. In: International Scientific Conference "UNITECH"-2015, Gabrovo, R.Bulgaria.
Stefanov, Goce and Sarac, Vasilija and Kukuseva, Maja (2015) Analysis of parallel resonat converters with computer simulations. In: International Congress: Machines, Technolоgies, Materials, 16-19 Sept 2015, Varna, Bulgaria.
Sarac, Vasilija and Stefanov, Goce and Cogelja, Goran (2015) FEM aided design of performance characteristics of single phase motors. In: 12th International Conference on Applied Electromagnetics - ПЕС 2015, 31 Aug–02 Sept 2015, Niš, Serbia.
Sarac, Vasilija (2015) Application of Simulink in simulation of electrical machines. In: IT-2015, 23-28 Feb 2015, Žabljak, Crna Gora.
Sarac, Vasilija (2015) Implementation of SCADA system in HPP “Kozjak”. In: IT-2015, 23-28 Feb 2015, Žabljak, Crna Gora.
Sarac, Vasilija and Minovski, Dragan and Cogelja, Goran (2014) Имплементација на опрема за далечинско управување во трафостаниците во Р. Македонија. In: Меѓународно советување Енергетика 2014, Oct 2014, Struga, Macedonia.
Sarac, Vasilija (2014) Примена на софтверски пакети во проектирање на електрични инсталации. In: Втора меѓународна научна конференција „Влијанието на научно – технолошкиот развиток во областа на правото, економијата, културата, образованието и безбедноста во Република Македонија“, 30-31 Oct 2014, Skopje, Macedonia.
Sarac, Vasilija and Minovski, Dragan (2014) Модернизација на 6kV разводна постројка РТП-2 во рафинерија Окта. In: Меѓународна конференција Енергетика 2014, Oct 2014, Struga, Macedonia.
Sarac, Vasilija and Glavincev, Goran (2014) Application of numerical methods in calculation of electromagnetic fields in electrical machines. In: Proceedings of XIth International Congress Machines Technologies Materials, 2014, Varna, R. Bulgaria.
Sarac, Vasilija (2014) Complex analysis of performance characteristics of single phase shaded pole motor. In: XIth International Congress Machines Technologies Materials, 2014, Varna, R. Bulgaria.
Sarac, Vasilija (2014) Примена на лого контролер во управување на машина абкантпреса СTO-400 од апспект на зголемување на доверливоста и безбедноста на погонот. In: Втора меѓународна научна конференција „Влијанието на научно – технолошкиот развиток во областа на правото, економијата, културата, образованието и безбедноста во Република Македонија“, 30-31 Oct 2014, Skopje, Macedonia.
Atanasova-Pacemska, Tatjana and Sarac, Vasilija and Runcev, Kostadin (2014) Примена на методот на факторска анализа во проект ревитализација на уличнотo осветление во општина Кочани. In: Меѓународно советување Енергетика 2014, Oct 2014, Struga, Macedonia.
Minovski, Dragan and Sarac, Vasilija and Smitkova, Miroslava and Bozinovski, Goce (2013) Пазар на системски услуги во електроенергетскиот систем на Република Словачка. In: MakoCigre, 22−24 Sept 2013, Ohrid.
Sarac, Vasilija and Pesic, Slobodan (2013) Application of Matlab/Simulink in hybrid stepper motor modeling. In: Fifth International Scientific Conference FMNS-2013.
Sarac, Vasilija and Cvetkovski, Goga (2013) GA optimisation and FEM analysis of PWM inverter inductor for LCL filter. In: ISEF 2013 - XVI International Symposium on Electromagnetic Fields in Mechatronics, 12-14 Sept 2013, Ohrid, Macedonia.
Minovski, Dragan and Sarac, Vasilija and Bozinovski, Goran (2013) Renewable energy support in Republic of Macedonia. In: 4th International Conference, 21-23 May 2013, Tatranské Matliare.
Sarac, Vasilija and Gelev, Saso and Minovski, Dragan and Stefanov, Goce and Golubovski, Roman (2013) SCADA systems in upgrade and automatisation of s.s. 110/10 kV “Dracevo”. In: XVIII Naucno-strucni skup "Informacione tehnologije", 25 Feb - 01 March 2013, Zabljak, Crna Gora.
Sarac, Vasilija and Minovski, Dragan (2012) Comparative analysis of the markets of electric energy. In: ICBEF - International Conference for business, economics and finance, 13-15 Sept 2012, Economic Faculty - Stip.
Smitkova, Miroslava and Eleschova, Zaneta and Frantisek, Janicek and Janiga, Petar and Minovski, Dragan and Sarac, Vasilija (2012) Comparison of Renewable Energy Support in Slovakia and in Macedonia. In: Меѓународна конференција ЗЕМАК-2012.
Minovski, Dragan and Sarac, Vasilija and Smitkova, Miroslava and Sulc, Igor (2012) Comparison of electrical energy prices in Republic of Macedonia and European countries. In: Меѓународно советување енергетика 2012.
Minovski, Dragan and Sarac, Vasilija and Causevski, Anton and Smitkova, Miroslava and Janicek, Frantisek (2012) Impacts from wind power plants on the price of electrical energy in Macedonia. In: Меѓународна конференција Енергетика - 2012, Охрид, Македонија.
Stefanov, Goce and Sarac, Vasilija and Milcevski, Dejan (2011) Анализа на преодниот период на прекинувачите кај Н – топологија на сериски резонантен конвертор при работа со уред за индукционо загревање. In: MakoCigre-2011.
Sarac, Vasilija and Stefanov, Goce and Cundev, Dobri (2011) Различни аспекти на користење на SF6 гасот во високонапонската расклопна опрема и мерки за превенција на емисијата. In: MakoCigre-2011.
Cundev, Dobri and Sarac, Vasilija and Stefanov, Goce (2011) Configurations of hybrid-electric cars propulsion systems. In: ETAI-2011.
Cundev, Dobri and Sarac, Vasilija and Stefanov, Goce (2011) Creation of remote terminal control set as a part of laboratory scada system. In: ETAI-2011.
Cundev, Dobri and Stefanov, Goce and Sarac, Vasilija (2011) Power flow monitor of motor drives in hybrid-electric car experimental system. In: 16th International Symposium on Power Electronics - Ee 2011.
Stefanov, Goce and Karadzinov, Ljupco and Sarac, Vasilija (2010) Numerical Based Simulation and Electromagnetic Field Calculation at Metal Induction Heating. In: 14 th International IGTE Symposium on Numerical Fields Calcultation in Electrical Engineering, Graz Austria.
Sarac, Vasilija and Stefanov, Goce and Cvetkovski, Goga (2010) Influence of Number of Varied Parameters on Torque of Single Phase Shaded Pole Motor. In: 14the International IGTE Symposium on Numeerical Fields Calculation in Electrical Engineering, Graz Austria.
Sarac, Vasilija (2009) Управување со вклучување и исклучување на високонапонски прекинувачи. In: MakoCigre-2009, Ohrid.
Sukleva, Eva and Sarac, Vasilija (2009) Рутински испитувања на 110 kV SF6 прекинувачи во согласност со IEC стандардите, презентација на добиените резултати. In: MakoCigre-2009, Ohrid.
Petkovska, Lidija and Cvetkovski, Goga and Sarac, Vasilija (2006) FE Torque Analysis of a Shaded-Pole Motor. In: XVII International Conference on Electrical Machines-ICEM 2006.
Sarac, Vasilija and Petkovska, Lidija and Cvetkovski, Goga (2005) Dynamic evaluation of shaded-pole motor models optimized by using the method of genetic algorithms. In: 6th International Symposium on Advanced Electromechanical Motion Systems: Electromotion 2005.
Sarac, Vasilija and Petkovska, Lidija and Cvetkovski, Goga (2004) Dynamic Evaluation of Shaded Pole Motor models by Using Method of Genetic Algorithm. In: International Aegan Conference on Electrical Machines and Power Electronics.
Petkovska, Lidija and Cvetkovski, Goga and Sarac, Vasilija (2004) Finite Element Method Coupled with Genetic Algorithm as a Design Optimization Tool of Electromagnetic Devices. In: Symposium of power electronics, electrical drives, automation and motion .
Sarac, Vasilija and Petkovska, Lidija and Cvetkovski, Goga (2004) GA Based Optimal Design of Shaded Pole Motor. In: XVI International Conference on Electrical Machines ICEM’2004.
Sarac, Vasilija and Petkovska, Lidija and Cvetkovski, Goga (2004) Potential of soft Magnetic Powders for Shaded Pole Motor Design. In: 11 th International IGTE Symposium.
Sarac, Vasilija and Petkovska, Lidija and Cvetkovski, Goga (2003) Comparison between tow target functions of single phase shaded pole motor using method of genetic algorithms. In: 3rd Japanese-Mediterian workshop on Applied electroamgnetic engineering for Magnetic and Superconducting Materials .
Sarac, Vasilija and Petkovska, Lidija and Cundev, Milan (2003) Non-Linear Time Harmonic Analysis of a shaded-Pole Micromotor. In: 11th International Symposium on Electromagnetic Fields in Electrical Engineering, ISEF-2003.
Sarac, Vasilija and Petkovska, Lidija (2003) A Novel Approach to Performance Characteristics Evaluation of a Shaded-Pole Induction Motor. In: 5th Internatioanl Symposium on Advanced Motion systems-Electromotion, 2003.
Popnikolova-Radevska, Mirka and Sarac, Vasilija and Cundev, Milan and Petkovska, Lidija (2002) 3.0 Magnetic field Analysis of Solid Salient Poles Synchronous motor. In: 37 International Scientific conference on Information, Communication and Energy Systems and Technologies.
Petkovska, Lidija and Cundev, Milan and Cvetkovski, Goga and Sarac, Vasilija (2002) Different Aspects of Magnetic Field Computation in Electrical Machines. In: 10th IGTE Symposium, 2002, Graz, Austria.
Petkovska, Lidija and Cundev, Milan and Sarac, Vasilija (2002) FEM analysis of asymmetrical magnetic field in electrical machines. In: Second International Conference on Advanced Computational Methods in Engineering ACOMEN.
Sarac, Vasilija and Popnikolova-Radevska, Mirka and Petkovska, Lidija and Cundev, Milan (2002) An Improved Model of Single Phase shaded Pole Motor by Method of Genetic Algorithms. In: Tenth International Conference on Electrical Machines, Drives and Power Systems.
Sarac, Vasilija (2001) Пресметка на електро-механичките и работните карактеристики на еднофазен асинхрон мотор со засечени полови со помош на методот на симетрични компоненти. In: Interantional Scientific conference on Energy and Information Systems and Technologies-EIST 2001.
Petkovska, Lidija and Cundev, Milan and Sarac, Vasilija (2001) FEM analysis of single-phase shaded-pole motor. In: The 36th Universities Power Engineering Conference University of Wales, 12–14 Sept 2001, Swansea.
Book
Sarac, Vasilija (2022) Computational Intelligence Application in Electrical Engineering. MDPI, St. Alban-Anlage 66 4052 Basel, Switzerland. ISBN 978-3-0365-4696-4
Project
Atanasova-Pacemska, Tatjana and Jolevska-Tuneska, Biljana and Sarac, Vasilija and Koceva Lazarova, Limonka and Miteva, Marija and Karamazova Gelova, Elena and Timovski, Riste and Runcev, Kostadin and Srebrenova, Maja (2017) Contributions in mathematical theory, mathematical modelling and their applications. [Project]
Cvetkovski, Goga and Petkovska, Lidija and Sarac, Vasilija and Lefi, Pol and Geir, Sinkler (2012) Зголемување на енергетска ефикасност на електроенергетски уреди со имплементација на информациски технологии во функција на заштитата на животната средина. [Project]
Cvetkovski, Goga and Petkovska, Lidija and Najdenkoski, Krste and Sarac, Vasilija and Kolondzovski, Zlatko and Digalovski, Mihail (2009) Истражување и примена на современи методи за компјутерски подржана анализа на електрични машини. [Project]
Cundev, Milan and Cvetkovski, Goga and Cundeva, Snezana and Petkovska, Lidija and Sarac, Vasilija (2003) Истражување на стохастичките методии развој на генетски алгоритам за оптимално проектирање на електрични машини. [Project]
Petkovska, Lidija and Cundev, Milan and Cvetkovski, Goga and Cundeva, Snezana and Sarac, Vasilija and Salkoski, Rasim and Cogelja, Goran and Andreevski, Goran (1999) Анализа на нестационарните и несиметрични режими на електричните машини од аспект на електроенергетскиот систем. [Project]
Teaching Resource
Sarac, Vasilija (2012) Индустриска електроника. ISBN 978-608-4504-64-1.