All-optical differential current detection technique for unit protection applications [PDF]
, 2013 In this paper we demonstrate a novel, all-optical differential current protection scheme. By monitoring the optical power reflected from two matched hybrid fiber Bragg grating current sensors and using a simple optoelectronic threshold detector, an ...
Niewczas, Pawel +3 more
core +4 more sources
Study on the IGBT Overcurrent Failure of VSC-HVDC Converter Valve
Zhongguo dianli, 2021 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
doaj +1 more source
Assesment of over-current protection for superconducting cables [PDF]
IET Conference Proceedings, 2022 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 +2 more sources
Design of an Over Current Relay (OCR) System on a Distribution Network Using a Raspberry Pi
Journal Geuthee of Engineering and Energy, 2023 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
doaj +1 more source
IEEE Access, 2023 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
Tikrit Journal of Engineering Sciences, 2017 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]
هوش محاسباتی در مهندسی برق, 2023 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
Electrical engineering & Electromechanics, 2022 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
doaj +1 more source
MPLS networks for inter substation communication for current differential protection applications in digital substations [PDF]
, 2014 This presentation looks at MPLS networks for inter substation communication for current differential protection applications in digital ...
Diago, Carlos +4 more
core +3 more sources
Design of intelligent terminal of mine inspection instrument based on STM32
Meikuang Anquan, 2021 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
doaj +1 more source