Results 11 to 20 of about 27,339 (259)

Performance of distance relays in presence of IPFC [PDF]

open access: yes2009 IEEE Bucharest PowerTech, 2009
In this paper, the analytical and simulation results of the application of distance relay for the protection of transmission line incorporating Inter-line Power Flow Controller (IPFC) are presented. Firstly a detailed model of the IPFC and its control is proposed and then it is integrated into the 8-bus transmission system for the purposes of ...
Mojtaba Pouyan   +2 more
openaire   +2 more sources

Modelling and Simulation of Mho Type Distance Relay for High Voltage Transmission Line Protection Using MATLAB Software

open access: yesJAREE (Journal on Advanced Research in Electrical Engineering), 2019
Transmission lines are an important part of a power system. Transmission lines have high power transmission capacity and they are prone to faults of larger magnitudes. Various faults occur in transmission lines. Therefore, protection relays are necessary
win win tun, Ohn Zin Lin, Han Su Yin
doaj   +1 more source

Experimental Investigation of Optimal Relay Position for Magneto-Inductive Wireless Sensor Networks

open access: yesSensors, 2020
Magneto-inductive (MI) waveguide technology is often proposed to increase the MI communication distance without adding significant cost and power consumption to the wireless sensor network.
Gang Qiao   +3 more
doaj   +1 more source

On performance analysis for optimum combining of DF relaying with fast-fading multiple correlated CCIs, correlated source-relay, and thermal noise

open access: yesEURASIP Journal on Wireless Communications and Networking, 2019
This paper analyzes the outage probability (OP) and the average symbol error rate (SER) of decode-and-forward (DF) relaying. The paper derives closed-form expressions for the OP and the average SER with optimum combining (OC) considering fast-fading ...
Kyuhyuk Chung
doaj   +1 more source

Modeling and Simulation of Out of Step Blocking Relay for Power Swing using Concentric Polygons Scheme

open access: yesTikrit Journal of Engineering Sciences, 2010
This paper investigates a power swing effect on a distance protection relay performance installed on (HV/EHV) transmission line as well as power system stability.
Ahmad A. Al-Badrany
doaj   +1 more source

Simulation of Distance Relay for Load Encroachment Alleviation with Agent Based Supervision of Zone3

open access: yesRenewable Energy and Sustainable Development, 2017
Cascaded tripping of power lines due to mal-operation of zone-3 distance relays has been one of the main causes of many previous blackouts worldwide. Encroachment of load into zone-3 characteristics during stressed system operation conditions is a basic ...
Mohamed Badr   +2 more
doaj   +1 more source

A New Model of Numerical MHO Distance Relay Associated with Power Swing Detector

open access: yesAlgerian Journal of Signals and Systems, 2016
In conventional transmission line protection, a distance relay is used to provide the primary as well as backup protection. The voltage and current phasors measurement needed by the distance relay for determining the impedance may be affected by the ...
Ayache MATI   +2 more
doaj   +1 more source

Relay Node Placement Based on Optimal Transmission Distance in Two-Tiered Sensor Network

open access: yesIEEE Access, 2020
With the gradual expansion of the application field in wireless sensor networks, the problems of the energy consumption has received more and more attention.
Mao Li, Feng Jiang
doaj   +1 more source

STATCOM Impact on Distance Relay Performance

open access: yesDiyala Journal of Engineering Sciences, 2016
Flexible AC Transmission System devices provide for better utilization of already existing transmission systems as well as newly installed and upgraded systems.
Qais M. Alias
doaj   +1 more source

Relay-assisted wireless energy harvesting for multihop clustered IoT network

open access: yesIntelligent and Converged Networks, 2023
In large-scale networks such as the Internet of Things (IoT), devices seek multihop communication for long-distance communications, which considerably impacts their power exhaustion.
B. Pavani   +2 more
doaj   +1 more source

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