Results 81 to 90 of about 12,153 (220)

Pengembangan Sistem Proteksi Digital Arus Lebih Berbasis Logika Fuzzy sebagai Pengaman PLTMH

Jurnal Nasional Teknik Elektro, 2013
In this paper discussed digital overcurrent protection system fuzzy logic on plant systems or Micro Hydro Power Plants with fuzzy logic approach to the identification of the signal changes due to interference overcurrent short circuit the lifeboat ...
Cahayahati, Syafii, Ija Darmana, Zulwisli   +3 more
doaj  

Enhanced Transformer Overcurrent Protection via Oil Temperature Acceleration

Energies
When a transformer is in a long-term heavy load operation state, the oil temperature reaches the alarm temperature; if a slight fault occurs inside the transformer, traditional inverse time current protection and other protections that react to phase ...
Qingguo Liu, Nuonan Mei, Zheng Wang, Jiahang Sun, Shanshan Zhou   +4 more
doaj   +1 more source

Application of Under-Impedance Criterion to Protect against Effects of Phase-to-Phase Short Circuits in Medium-Voltage Networks

Energies
Common overcurrent criteria used to detect phase-to-phase short circuits in medium-voltage (MV) networks in some cases do not bring the expected results.
Beata Zięba, Bartosz Olejnik, Iwona Grobelna   +2 more
doaj   +1 more source

Laboratory testing of the communication based protection relays [PDF]

, 2015
The proper operation of control and protection applications in Substation Automation System (SAS) demands very high-speed and reliable communications that has being achieved by using IEC 61850.
Daboul, M., Wasserbauer, V.
core  

Overcurrent Protection of Radial Distribution Network

International Journal of Electrical Engineering and Applied Sciences, 2022
Overcurrent relay is the device that used in the protection of the power system network when there is any presence of fault. This paper represents the performance of  overcurrent protection of radial distribution network. The response of the current and
M. H. Hairi, M. N. Kamarudin , A.S. M. Isira, M. F. P. Mohamed, S. A. Sobri   +4 more
doaj  

Inverter-converter automatic paralleling and protection [PDF]

Electric control and protection circuits for parallel operation of inverter ...
Doughman, C. L., Lenhart, N. D., Marino, B. A.   +2 more
core   +1 more source

Guidelines for Protection against Overcurrent in Photovoltaic Generators

Advances in Electrical and Computer Engineering, 2012
This paper gives the scientific background and basic premises that should guide the design of overcurrent protection in photovoltaic generators (PVGs).
GARCIA, O., HERNANDEZ, J.-C., JURADO, F.
doaj   +1 more source

Systems of Electronic Overcurrent Protection in Pulse Power Generator Operating on Plasma Load

Acta Polytechnica, 2013
Schematic peculiarities of pulsed power source and modulator-shaper for working on high instability plasma load are discussed. In its construction should be provided for several levels of overcurrent protection.
Dmitriy V. Godun, Sergey. V. Bordusov, Anatoliy P. Dostanko   +2 more
doaj  

A Novel Protection Scheme for Inverse‐time Overcurrent Protection of High Proportion Distributed Photovoltaic Clusters Based on Improved Grey Wolf Optimizer

The Journal of Engineering
The extensive integration of photovoltaic (PV) power generation has significantly transformed the structure of power grids, leading to increasingly complex fault current characteristics.
Ronghui Feng, Yao Xiao, Feixiang Liu, Wenxin Ye, Yu Yao, Qixuan Wang, Yu Zhao, Xingrong Shu   +7 more
doaj   +1 more source

Evaluating the impact of superconducting fault current limiters on distribution network protection schemes [PDF]

, 2011
Rising fault levels are becoming increasingly problematic in the UK distribution network, with large sections of the network operating near to its designed fault level capability.
Abdulhadi, Ibrahim, Burt, Graeme M, Emhemed, Abdullah, Kincaid, Jennifer   +3 more
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