Results 1 to 10 of about 3,255,305 (195)
Study on the IGBT Overcurrent Failure of VSC-HVDC Converter Valve
IGBT overcurrent failure, which is one of the important factors harming VSC-HVDC safe operation, can easily lead to module explosion, water cooling system leakage and even the converter valve shutdown.
Jingbo FENG +4 more
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Design of an Over Current Relay (OCR) System on a Distribution Network Using a Raspberry Pi
Disturbances in the electrical installation system will be detrimental to electricity users because it can cause power outages. Therefore we need a protection system that can overcome disturbances such as the use of Over Current Relay (OCR). With OCR can
Yuli Prasetyo +3 more
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Assesment of over-current protection for superconducting cables [PDF]
The objectives of the studies presented in this paper aim to assess the sensitivity and the stability margins of conventional overcurrent protection schemes for the protection of Superconducting Cables with High Temperature Superconducting tapes. The ultimate goal is to identify the limitations and particularities of the conventional over-current ...
Tsotsopoulou, Eleni +2 more
openaire +1 more source
This work provides a detailed protection analysis of a fast, Traveling-Wave (TW), Machine-Learning (ML), local, non-directional, economic, and setting-less protection scheme.
Miguel Jimenez-Aparicio +3 more
doaj +1 more source
This paper describes a modern approach for the protection of transmission lines to ensure their safety against the faults occurred in power systems. Our approach uses a Programmable Logic Controller (PLC) to realize a transmission line as an over current
Hassaan Th. H. Thabet, Ahmed A. Allu
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Intelligent Protection Scheme of Electrical Energy Distribution Systems in the presence of Distributed Generation Sources using Agent-Based Distributed Controller [PDF]
The ever-increasing of renewable distributed generation sources in distribution networks, as well as increasing network size, have faced agent-based protection schemes with a heavy communicational load.
Majid Rostamnia +3 more
doaj +1 more source
Modelling and performance testing of a digital over-current relay enhanced designed model
Introduction. The over-current relay is widely used to protect distribution and transmission electrical systems against excessive currents occurring due to short circuit or overload conditions.
H. Sekhane, D. Labed, M. A. Labed
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Design of intelligent terminal of mine inspection instrument based on STM32
An intelligent terminal of mine inspection instrument is designed. STM32 single-chip microcomputer with rich resources and suitable for large capacity data processing and control as the core of control unit, the software and hardware development of ...
GUO Haoteng, WU Weili, MAO Hao, ZHAO Hongju
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In this paper, the authors have developed a hardware model for blocking even and odd harmonics of a power transformer. In the proposed hardware model, intelligent differential & over-current relays are used for the blocking of harmonics of a power ...
Abdul Azeem +4 more
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Several Methods of Reducing Discharge Energy for Intrinsic Safety Power Supply
In order to reduce the discharge spark energy of the intrinsic safety power supply, several measures are proposed in this paper. When the over-current protection occurs, DC-DC or AC-DC module should be turned off as quickly as possible, and the ...
DONG Jianguo, LI Yanmin, ZHOU Xingdong, ZHANG Lei
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