ELECTRICAL ENGINEERING

 

INCREASE GENERATION EFFICIENCY OF HYDROGEN BY THE MEANS OF ULTRASOUND FIELD AND THE MECHATRONIC CONTROL SYSTEM OF THE OPERATION MODEK
Oleksandr Luhovskyi, Igor Nochnichenko, Dmytro Kostiuk, Andrii Zilinskyi, Valentin Mironchuk
National Technical University of Ukraine "Igor Sikorsky Kyiv Polytechnic Institute", Ukraine

SOILING INFLUENCE ON THE SHORT-CIRCUIT CURRENT OF SOLAR MODULE MOUNTED AT THE OPTIMAL ANGLE
Ivana S. Radonjic1, Tomislav M. Pavlovic1, Dragoljub Lj. Mirjanic2, Miodrag K. Radovic1, Galina Sazhko3
1 University of Nis, Faculty of Sciences and Mathematics, Department of Physics, Visegradska 33,18 000 Nis, Republic of Serbia
2 Academy of Sciences and Arts of the Republic of Srpska, Bana Lazarevica 1, 78 000 Banja Luka, Republic of Srpska
3 Ukrainian Engineering Pedagogics Academy, Departme

ASSESSMENT AND FORECASTING OF THE RELIABILITY OF THE ELECTRIC POWER SUPPLY SYSTEMS OF INDUSTRIAL SITES IN LOW-LOAD MODE
Panchev R.K.1, Iliev I.H.2, Georgiev G.A.3, Chikov V.Ch.4
1 Technical University Varna
2 UMG St.Ivan Rilski
3 Burgas Free University
4 Technical University Varna

STUDY ON INFLUENCE OF THE QUALITY OF THE ELECTRICAL ENERGY ON THE RELIABILITY OF THE ELECTRICAL EQUIPMENT AND SYSTEMS
Panchev R.K.1, Iliev I.H.2, Georgiev G.A.3, Chikov V.Ch.4
1 Technical University Varna
2 UMG St.Ivan Rilski
3 Burgas Free University
4 Technical University Varna

CONCERNING THE EXTENSION OF THE DEFINITION AREA OF THE ELECTRIC POWER CATEGORY "ELECTROMAGNETIC COMPATIBILITY" AND ITS RELATION TO THE RELIABILITY OF THE ELECTRIC POWER SUPPLY
Iliev I.H.1, Panchev R.K.2, Proykov M.A.3, Kirov R.M.4
1 UMG St.Ivan Rilski
2 Technical university Varna
3 University "Prof. D-r Asen Zlatarov" - Burgas
4 Technical university Varna

COMPENSATION OF REACTIVE POWER IN ENTERPRISES WITH A HIGHLY UNEVEN LOADING SCHEDULE
Kiril Dzhustrov1, Ivan Stoilov2
1 University of Mining and Geology is "St. Ivan Rilski"

INVESTIGATION THE PHASE TRANSITIONS OF DOPED BARIUM STRONTIUM TITANATE CERAMICS OBTAINED BY DOUBLE SYNTHESIS
Ivaylo Lazarov
Technical University of Gabrovo

STUDY OF ELECTRIC AND COLOR CHARACTERISTICS OF LED LUMINAIRE WITH ADJUSTABLE COLOR TEMPERATURE
Plamen Tsankov, Milko Yovchev, Plamen Danailov
Technical University of Gabrovo

PROSPECTS FOR RENEWABLE ENERGY IN UKRAINE
Hovorov Pylyp Paramonovich, Dr. Sc., Hovorov Vladlen Pylypovich, Kindinova Anastasiya Kostyantynivna
O. M. Beketov National University of Urban Economy in Kharkiv

SOLAR ENERGY IN UKRAINE
Hovorov Pylyp Paramonovich, Dr. Sc., Hovorov Vladlen Pylypovich, Kindinova Anastasiya Kostyantynivna
O. M. Beketov National University of Urban Economy in Kharkiv

PARAMETERS OF CURRENT HARMONIC COMPONENTS IN THE INDUSTRY
Krasimir Marinov Ivanov1, Georgi Tsonev Velev1, Panayot Ivanov Yankov1, Evtim Ruichov Kartselin2, Nikolay Stoyanov Minekov2
1 Technical University of Gabrovo, Bulgaria
2 University of Mining and Geology "St. Ivan Rislki", Sofia

POSSIBILITIES FOR DIAGNOSIS OF ASYNCHRONOUS MOTORS WITH THE USE OF PROFILE MATRIX OF STATOR CURRENT
Yulian Yordanov, Valentin Gyurov
Technical University of Varna, Department of Electric Power Supply and Electrical Equipment

INFLUENCE OF INDUSTRIAL LUMINARIES ON ELECTROMAGNETIC COMPATIBILITY PARAMETERS
Tsvyatko Kolev Varbov1, Krasimir Marinov Ivanov1, Panayot Yankov Ivanov1 Mihai Cruceru2
1 Technical University of Gabrovo, Bulgaria
2 University 'Constantin Brancusi' of Targu-Jiu, Romania

RESEARCH AND ANALYSIS OF ENERGY EFFICIENCY IN PASSENGER SHIPS
Iliyan Donev1, Ginka Ivanova2, Valentin Gyurov3, Rumen Kirov4
1 Technical University of Varna, Department of Shipbuilding and Marine Engineering
2,3,4 Technical University of Varna, Department of Electric Power Supply and Equipment

CONTROL SYSTEM FOR LABORATORY DC ELECTRICAL DRIVE WITH PULSE-WIDTH REGULATION
Vasil Dimitrov1, Petko Kostadinov1, Martin Zlatkov1
1 Todor Kableshkov University of Transport - Sofia

STATIC CHARACTERISTICS OF REGULATED INDUCTION ELECTRIC DRIVE TAKING INTO ACCOUNT THE STEEL LOSSES
Dimitar Spirov
University of Food Technologies - Plovdiv

 

 


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