 |  25-12-2024 06:48:11 |
Electrical Engineering Institute Nikola Tesla
Electrical Measurements Department
Electrical Measurements Department
Scientific field (Frascati Manual)
Organic chemistry
Analytical chemistry
Electrical and electronic engineering
Other engineering and technologies
Brief description of expertise
Diagnostic tests of rotating machines, HV power and instrument transformers, cables.
Analysis of mineral insulating oils, vegetable oils applied for electriacl purposes .
Accuracy testing of current and voltage transformers
Diagnostic field tests and measurements of HV electrical equipment are performed within the Program of preventive testing and control or as part of the complex diagnostic of HV equipment condition.
ON-LINE remote monitoring of power transformers and generators.
Research and Implementation of new test methods in electrical eqipment testing practice – active participation in preparation and development of international and domestic standards and technical recommendations as a member of Working Groups within International Council on Large Electric Systems (CIGRE) and other standardisation bodies
Development of technical solutions for power quality analysis.
Application of contemporary solutions for energy efficiency improvement in industry.
Magnetic Monitoring of Electrical Rotational Machines
Protective relaying: selectivity studies, functional testing
Keywords
Testing , Generator , Transformer , Diagnostic , Power quality, Insulating oil, Measurement of electrical quantities, Protective relaying, Energy management , PCB
Commercial services
Testing of insulating oils of transformers in service
Power and Instrument Transformer Condition Assessment
Research projects and studies in the area of Condition Assessment of Major Power Equipment for Power System Company of Serbia or other customers
Scope of different testing of new (unused) insulating oils as well as insulating paper for domestic and foreing customers
PCB Decontamination
Diagnostic tests on HV rotating machines - stator winding, rotor winding, rotating machine magnetic core tests.
HV power transformer off line diagnostic tests and on-line test.
HV instrument transformers diagnostic tests
Electric cables diagnostic tests
Development of device for measuring the dynamic mass
Development of a device for measuring temperature water-cooled rotor poles in the hydro-power plant
Development of devices for measuring the temperature of the bearing axle wheels of the train
Development of devices for measuring the temperature of transformer oil
Development of devices for measurement and control of very small gass flows
Development of devices for measuring and regulating the temperature of transformer oil samples with accelerated aging
Development of devices for generation of volatge and current signals with adjustable angle between voltage and current
Design and development of software and databases.
Development of acquisition and monitoring software.
Programming of embedded systems.
Development and manufacture the devices for instrument transformers accuracy testing, standard current and voltage transformers, compensated current comparators and standard burdens
Protective relaying: selectivity studies, functional testing.
Realized and current projects
| Title | Project ID | Funding source | Duration |
|---|---|---|---|
| Increase of energy efficiency in selected industrial sector through implementation of energy management system in small and medium-sized enterprises | TR33017 | Ministry of Education, Science and Technological Development of the Republic of Serbia | 2011-2015 |
| Innovation project: Development of multichannel digital system for power quality parameters monitoring at power distribution stations | 451-01-00069/2008-01/110 | Ministry of Education, Science and Technological Development of the Republic of Serbia | 2009 |
| Detail electrical design of solar power plant 999kW in Kladovo for the first and second MW of up-to 4 MW | 412013 | Solaris Energy | 2011-2012 |
| Innovation project: Possibilities for application of wireless sensor networks in SMART GRID power systems | 451-03-2802/2013-16/79 | Ministry of Education, Science and Technological Development of the Republic of Serbia | 2014-2015 |
| Increase of power efficiency, reliability and availability of EPS power plants by asserting capability curves of generators and by applying new methods of testing and remote monitoring | TR33024 | Ministry of Education, Science and Technological Development of the Republic of Serbia | 2011-2015 |
| Development of integrated complex diagnosis of power and measurement transformers conditions | TR 17029 | Ministry of Education, Science and Technological Development of the Republic of Serbia | 2008-2011 |
| Title | Project ID | Funding source | Duration |
|---|---|---|---|
| Moisture Distribution and Ageing of Vegetable Ester Oils in Transformer Insulation | 409442 i 411029 | ALSTOM grid, France | 2009-2011 |
| Ageing of Ester and Mineral Oils, | 413025 | ALSTOM Gird, France | 2012-2013 |
| On-line monitoring energetskih transformatora T1, T2, T3 i turbogeneratora TVV-200-2A u TE Pljevlja | 414087 | Elektroprivreda Crne Gore | 2014 |
Applicable research results
| Title | Basic characteristics | Beneficiary |
|---|---|---|
| Standard equipment for instrument transformers accuracy testing | National standards in the field of instrument transformer | Directorate for measures and precious metals, Serbia |
| Laboratory for instrument transformer accuracy testing in the field | Measuring equipment for primary currents up to 3000 A and primary voltages up to 110kV | Elektrostopanstvo, FR Macedonia |
| Standard current and voltage burdens | Standard current burden from 1VA to 60 VA, standard voltage burden from 1VA to 200VA | Končar – instrument transformers Croatia |
| Measuring device for instrument transformer accuracy testing | Microprocessor based measuring device for currents 1A and 5A, and voltages 100V, 100V/3, 100V/3, 110V, 110V/3, 120V/3, 200V,, with rated errors for ratio error measurement: less than ± 0,2 % of measuring value ± 0,05 %, and rated errors of phase displacement measurement: less than ± 0,2 % measuring value ± 0,1min | Končar – instrument transformers Croatia |
| Measuring device for instrument transformer accuracy testing | Microprocessor based measuring device for currents 1A and 5A, and voltages 100V, 100V/3, 100V/3, 110V, 110V/3, 120V/3, 200V, with rated errors for ratio error measurement: less than ± 0,2 % of measuring value ± 0,05 %, and rated errors of phase displacement measurement: less than ± 0,2 % measuring value ± 0,1min | Elektrodistribucija Beograd, Serbia |
| Measuring device for instrument transformer accuracy testing | Microprocessor based measuring device for currents 1A and 5A, and voltages 100V, 100V/3, 100V/3, 110V, 110V/3, 120V/3, 200V, with rated errors for ratio error measurement: less than ± 0,2 % of measuring value ± 0,05 %, and rated errors of phase displacement measurement: less than ± 0,2 % measuring value ± 0,1min | Elektrovojvodina Novi Sad, Serbia |
| Measuring device for instrument transformer accuracy testing | Microprocessor based measuring device for currents 1A and 5A, and voltages 100V, 100V/3, 100V/3, 110V, 110V/3, 120V/3, 200V, with rated errors for ratio error measurement: less than ± 0,2 % of measuring value ± 0,05 %, and rated errors of phase displacement measurement: less than ± 0,2 % measuring value ± 0,1min | MINEL-FEPO Zrenjanin, Serbia |
| Measuring device for instrument transformer accuracy testing | Microprocessor based measuring device for currents 1A and 5A, and voltages 100V, 100V/3, 100V/3, 110V, 110V/3, 120V/3, 200V, with rated errors for ratio error measurement: less than ± 0,2 % of measuring value ± 0,05 %, and rated errors of phase displacement measurement: less than ± 0,2 % measuring value ± 0,1min | Energoinvest rasklopna oprema, Srpsko Srajevo, Republika Srpska |
| Measuring equipment for automated accuracy testing of current transformers | Standard current transformer up to 2500A standard burden from 1VA to 60VA, measuring device for automated accuracy testing of current transformers | ISKRA AMESI Slovenia and Factory MBS Germany |
| High accuracy measuring equipment for accuracy testing of current transformers | For currents from 150 A up to 8000A, with ratio error less than 0.002% and phase displacement less than 0.002crad | National Research Council CANADA |
| Measuring device for instrument transformer accuracy testing | Microprocessor based measuring device for currents 1A and 5A, and voltages 100V/3, 100V/3, 110V/3, with rated errors for ratio error measurement: less than ± 0,2 % of measuring value ± 0,05 %, and rated errors of phase displacement measurement: less than ± 0,2 % measuring value ± 0,1min | Elektrodalmacija Split, Croatia |
| Title | Basic characteristics | Beneficiary |
|---|---|---|
| The remote control system of hydrogenerator rotor pole temperature | Optical non-contact temperature measurement of rotor pole surfaces using an infrared device that works in on-line intermittent mode | Hydro power plant Djerdap 2 |
| Next generation device for measuring and regulating of transformer oil samples during its accelerated aging | Continuous measurement, control and storage of measurement results of transformer oil samples during process of accelerated aging to a database | Laboratory of chemistry of Eelectrical Engineering Institute Nikola Tesla |
| The system for on-line monitoring of GSU transformer thermal image | The system of monitoring of GSU transfomer thermal image obtained by simulation of hot spot temperature. This method is considerably cheaper than direct measurement | Thermal electric plant Nikola Tesla B2 |
| Next-generation device for measuring transformer accuracy testing | Microcontroller based device enables improved accuracy, reliability and efficiency of characteristic measurement of measuring transformer under test | Company for measurement transformer production Koncar Zagreb |
| The integrated information system for GSU transformer complex monitoring | Real-time computer application on a measurement and data acquisition system with the possibility of concurrent access over LAN and Internet | Thermoelectric power plant Nikola Tesla B |
Intellectual property
| Title | Owner | Inventor | Reg. No |
|---|---|---|---|
| 1. PROCESS FOR SIMULTANEOUS REMOVAL OF TRACES OF POLYCHLORINATED BYPHENYLS, ANTI-CORROSIVE DESULPHURIZATION AND REGENERATION OF MINERAL INSULATING OILS | Electrical Engineering Institute Nikola Tesla | Jelena Lukić | 53510 |
Licenses
| Name | Last name | Type of license | License No |
|---|---|---|---|
| Aleksandar | Nikolić | Supervision | 450 8468 05 |
| Aleksandar | Nikolić | Design | 352 8196 04 |
| Aleksandar | Nikolić | Design | 350 8195 04 |
| Zorica | Milosavljević | Design | 351 7604 04 |
| Zorica | Milosavljević | Design | 350 7602 04 |
| Zorica | Milosavljević | Supervision | 450 5254 04 |
Industry group (according to "Gazette RS", No. 54/10)
Research and experimental development on natural sciences and engineering
PhD thesis within the unit done according to the industry needs
| Name | Last name | Title | Year | Mentor |
|---|---|---|---|---|
| Jelena | Lukić | Degradation Process of Power Transformer oil-paper insulation and process of refining of degradated mineral insulation oil by means of liquid-liquid extraction with n-methyl-2-pyrrolidin | 2013 | DUŠAN ANTONOVIĆ |
| Aleksandar | Nikolić | DIRECT TORQUE CONTROL OF ACURRENT SOURCE INVERTER FED INDUCTION MOTOR | 2009 | JEFTENIĆ BORISLAV |
| Saša | Milić | OPTIMIZATION IN SOLUTIONS OF REMOTE TEMPERATURE MEASUREMENTS OF MOVING OBJECTS USING RADIATION OPTIC METHODS | 2008 | LAZAREVIĆ ZORAN |
Staff list within the unit
| Name | Last name | Teaching/scientific title |
|---|---|---|
| Aleksandar | Nikolić | Research Associate |
| Nenad | Kartalović | Research Associate |
| Aleksandar | Žigić | Research Associate |
| Saša | Milić | Research Associate |
| Srđan | Milosavljević | Research Assistant |
| Jelena | Lukić | Research Assistant |
| Jelena | Lazić | Research Assistant |
| Nikola | Ilić | Research Assistant |
| Valentina | Vasović | Research Assistant |
| Draginja | Mihajlović | Research Assistant |
| Vladimir | Polužanski | Research Assistant |
| Blagoje | Babić | Research Assistant |
| Nikola | Cakić | Research Assistant |
| Dragana | Naumović Vuković | Research Assistant |
| Nikola | Miladinović | Research Assistant |
| Dejan | Misović | Research Assistant |
| Radoslav | Antić | Research Assistant |
| Đorđe | Jovanović | Junior Researcher |
| Denis | Ilić | Junior Researcher |
| Jelena | Ponoćko | Junior Researcher |
| Ivana | Krstić | Junior Researcher |
| Neda | Kovačević | Junior Researcher |
