Zobrazeno 1 - 10
of 29
pro vyhledávání: '"PURCARU Dorina"'
Publikováno v:
Journal of Electrical and Electronics Engineering, Vol 13, Iss 2, Pp 77-80 (2020)
The power system simulator generates the electrical signals for complex protection relay testing. This paper presents a method for generating these electrical signals and its associated hardware architecture, designed to implement a power system simu
Externí odkaz:
https://doaj.org/article/55b202d9fb9e4de39680fa885399cf6b
Publikováno v:
Journal of Electrical and Electronics Engineering, Vol 13, Iss 2, Pp 81-86 (2020)
Power engineering device testing is based on generating specific electrical signals with controllable parameters in order to simulate operating regimes similar to electric power plant ones. This paper work is focused on a hardware architecture that g
Externí odkaz:
https://doaj.org/article/065f863e014349cebbb49b27e8f03cf6
Publikováno v:
Journal of Electrical and Electronics Engineering, Vol 8, Iss 2, Pp 29-34 (2015)
This paper presents a modern and efficient solution for the implementation of the hydrogenerator overcurrent protection with minimum voltage blockage. The digital equipment which implements this solution is organized around an embedded system and pro
Externí odkaz:
https://doaj.org/article/46153410388149fc8e1ea190a4fa6c1a
Publikováno v:
Journal of Electrical and Electronics Engineering, Vol 7, Iss 1, Pp 53-56 (2014)
Geothermal energy is an important renewable energy source, is accessible and clean. University of Oradea has important contributions in this area. Therefore we aimed to achieve a new method of converting geothermal energy into electricity. Studies ha
Externí odkaz:
https://doaj.org/article/4ebe8ac8d22e4be194cd7054e6ab65e5
Publikováno v:
Journal of Electrical and Electronics Engineering, Vol 7, Iss 1, Pp 141-146 (2014)
This paper shows how to implement several complex protection functions for synchronous hydrogenerators using PC-05/104 digital equipment. PC-05/104 also performs the monitoring and visualization of the voltages and currents rms values and phase shif
Externí odkaz:
https://doaj.org/article/e95cbf6511464466983c9d52b468f64e
Publikováno v:
Journal of Electrical and Electronics Engineering, Vol 6, Iss 1, Pp 121-124 (2013)
The PC104 interface with synchronized sampling of analog inputs has been proved very useful in energetic systems, for monitoring and recording different specific transient events. Many programmable electronic modules for analog and digital signal acq
Externí odkaz:
https://doaj.org/article/6e40d0ca78ff4d129d2b6f0f7e05ddad
Publikováno v:
Journal of Electrical and Electronics Engineering, Vol 4, Iss 2, Pp 95-98 (2011)
In this paper is presented a method used toextract the instantaneous frequency of nonstationarysignals from the maximum values of time frequencyrepresentations in order to produce a betterinterpretation of those signals.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doajarticles::b85a08af73d3ccec74ae380063432e8b
Autor:
PURCARU Dorina, PURCARU Anca
Publikováno v:
Journal of Electrical and Electronics Engineering, Vol 4, Iss 1, Pp 207-210 (2011)
The recording of some high speed transient events specific to energetic systems imposes a high sampling rate for each common-mode or differential analog voltage and even a synchronized sampling ofall analog inputs. This paper presents a method for sy
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doajarticles::4e4dc33feee7eda3f33a1a72da74f398
Autor:
Purcaru, Dorina, Purcaru, Ion
Publikováno v:
2016 20th International Conference on System Theory, Control & Computing (ICSTCC); 2016, p766-770, 5p
Publikováno v:
2014 18th International Conference on System Theory, Control & Computing (ICSTCC); 2014, p585-590, 6p