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Statistical Analysis and Modeling of the Reliability of Overhead Low Voltage Lines

Published by Łukasz GRĄKOWSKI, Andrzej Ł. CHOJNACKI, Katarzyna GĘBCZYK, Kornelia BANASIK Kielce University of Technology, Faculty of Electrical Engineering, Automatic Control and Computer Science Abstract: The paper present a thorough analysis of seasonality and causes of failures of low voltage overhead lines. Such lines are mainly characteristic of rural areas. An average duration of failures,…

May 13, 2024May 13, 2024

Case Studies

Switching Strategies of Single Stage Battery based Microgrid

Published by Sudhakiran Ponnuru1, Ashok Kumar R1, Jothi Swaroopan NM2, Annamalai University (1), RMK Engineering College (2), India ORCID: 1. 0000-0002-5345-5709, 2. 0000-0001-6994-7591, 3. 0000-0001-7671-5190 Abstract. Renewable sources creates new opportunity when it is integrated with the microgrid increasing the energy efficiency of the system. This paper focuses on the adaptive control strategies which utilizes…

May 10, 2024

Case Studies

Differential Relay Protection for Prototype Transformer

Published by Bashar M. SALIH, Mohammed A. IBRAHIM, Ali N. HAMOODI, Northern Technical University Abstract. This paper represents the differential protection relay that used to protect the prototype-Terco power transformer. Matlab/Simulink is used to simulate the protection system. The power differential protection algorithm has been simulated and tested on a 2KVA power transformer under different…

May 9, 2024

Case Studies

Residual Current Devices in Installations with PV Energy Sources

Published by Stanislaw CZAPP, Gdańsk University of Technology. ORCID: 0000-0002-1341-8276 Abstract. The paper presents the principles of residual current devices (RCDs) application in photovoltaic (PV) installations. Provisions of standards in this regard are commented on, in particular, attention is drawn to the lack of obligation to use of RCDs in PV installations. The issue of…

May 8, 2024

Power Quality

Total Harmonic Distortion (THD) and Power Factor Calculation

Published by Alex Roderick, EE Power – Technical Articles: Total Harmonic Distortion (THD) and Power Factor Calculation, May 10, 2021. In this article, we will discuss how to measure total harmonic distortion and the power factor calculations utilized. Total harmonic distortion (THD) is the amount of harmonics on a line compared to the line fundamental frequency,…

May 7, 2024

Case Studies

Short-Term Forecasting of Photovoltaic Power Generation

Published by Roman KORAB1, Tomasz KANDZIA2, Tomasz NACZYŃSKI3, Silesian University of Technology, Department of Power Systems and Control. ORCID: 1. 0000-0002-6844-1342; 3. 0000-0001-6271-0516 Abstract. In this article, a method for short-term forecasting of photovoltaic (PV) generation was proposed. The proposed method belongs to the group of physical methods and is based on numerical weather forecasts.…

May 6, 2024May 8, 2024

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What is PQView 4?

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Electrotek Concepts, Inc.

Founded in Mountain View, California in 1984, Electrotek Concepts® is a leading power systems engineering consulting firm and software developer, catering to the needs of electric utilities, power transmission and distribution companies, product manufacturers, building and electrical system designers, research companies, government agencies, university students, and end users—residential, commercial and industrial.

Website – electrotek.com

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