Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Jasika Ranko"'
Publikováno v:
Zbornik Radova: Elektrotehnički Institut "Nikola Tesla", Vol 2023, Iss 33, Pp 1-13 (2023)
Ferroresonance is a complex nonlinear electrical phenomenon that can cause significant dielectric and thermal stresses in power equipment, leading to potential faults, equipment damage, power supply interruptions, etc. Three-phase networks with isola
Externí odkaz:
https://doaj.org/article/6a3893dd89cd4846a5dd2c5a62f359d7
Publikováno v:
Zbornik Radova: Elektrotehnički Institut "Nikola Tesla", Vol 2022, Iss 32, Pp 27-41 (2022)
During its operation, electrical equipment is constantly exposed to overvoltages of various waveforms, such as lightning discharges, switching operations, faults, etc. Therefore, adequate selection of overvoltage protection and equipment insulation w
Externí odkaz:
https://doaj.org/article/b3d9e6fb14404f9c88126e55b56941d5
Publikováno v:
Zbornik Radova: Elektrotehnički Institut "Nikola Tesla", Vol 31, Iss 31, Pp 1-12 (2021)
The paper analyzes the possibility of using the Heidler function in programs for electromagnetic transients. The parameters of the Heidler function are calculated for various standard waveforms, where greater accuracy is shown for certain waves than
Externí odkaz:
https://doaj.org/article/d985c0213b4c4a03a6919589afb42ffc
Publikováno v:
Zbornik Radova: Elektrotehnički Institut "Nikola Tesla", Vol 30, Iss 30, Pp 43-49 (2020)
The procedure for determining the reduction factor for 110 kV feeding cable lines based on the measurement results is presented in this paper. The obtained results were compared with the values obtained by cable line modeling by ATP/EMTP software too
Externí odkaz:
https://doaj.org/article/4c33ca1ea8e640c9bc3a35abdae7f079
Publikováno v:
Zbornik Radova: Elektrotehnički Institut "Nikola Tesla", Vol 30, Iss 30, Pp 69-80 (2020)
The paper presents the possibility of using high voltage tests within frame of acceptance tests in the power facilities of renewable energy sources. The practical problems that present them to the examiners on site and the ways to overcome them are d
Externí odkaz:
https://doaj.org/article/ee3d3281e6df4f69ae40eae4c2aaf861
Publikováno v:
Zbornik Radova: Elektrotehnički Institut "Nikola Tesla", Vol 29, Iss 29, Pp 1-11 (2019)
The tower footing grounding system is of major importance for analysis of the lightning overvoltages on an overhead transmission line during backflashover and shielding failure. This paper presents one approach to wide-band modelling of tower footing
Externí odkaz:
https://doaj.org/article/2a06b188193d43ac90dd037e2cdf1033
Publikováno v:
Zbornik Radova: Elektrotehnički Institut "Nikola Tesla", Vol 29, Iss 29, Pp 37-44 (2019)
The paper presents an approach to testing old cable, damaged during atmospheric discharges. A description of the cable is given and a series of tests in the field is proposed in order to evaluate the cable insulation condition. First, the results of
Externí odkaz:
https://doaj.org/article/74871c4b7f504433a50e406201aa11c9
Publikováno v:
Zbornik Radova: Elektrotehnički Institut "Nikola Tesla", Vol 27, Iss 27, Pp 57-69 (2017)
The paper deals with the topic of the installation and connection of temporary field electrical installations by external contractors in power plants and large industrial plants. One of the possible solutions and a detailed description of the equipme
Externí odkaz:
https://doaj.org/article/d1f6fbc61e144beba864a2d54cf07235
Publikováno v:
Zbornik Radova: Elektrotehnički Institut "Nikola Tesla", Vol 27, Iss 27, Pp 47-56 (2017)
This paper demonstrates the procedure for estimating parameters of a dynamic metal-oxide surge arrester model by using a genetic algorithm, implemented in ATP/EMTP graphic preprocessor (ATPDraw) optimization module. The advantages of new ATPDraw opti
Externí odkaz:
https://doaj.org/article/9704b6e5d77d46eeb79485b270cc6942
Publikováno v:
Zbornik Radova: Elektrotehnički Institut "Nikola Tesla", Vol 26, Iss 26, Pp 177-194 (2016)
The goal of this paper is to introduce a procedure for risk assessment of insulation failure due to storm surges. The simulations were carried out in ATP / EMTP software, which allowed the use of the Monte Carlo method for the statistical analysis of
Externí odkaz:
https://doaj.org/article/a5febd28df1844f5804a879680fce88e