Published by Jose Mendi, EE Power – Technical Articles: Power Quality Monitoring Part 1: The Importance of Standards-Compliant Power Quality Measurements, May 17, 2023. This article discusses the importance of power quality (PQ) measurements in today’s electric infrastructure and reviews areas of application for PQ monitoring. It will cover the IEC standard for power quality andContinue reading “Power Quality Monitoring Part 1: The Importance of Standards-Compliant Power Quality Measurements”
Tag Archives: Power Quality
Assessment of the Impact of the Micro Wind Turbine on the Power Quality in the Distribution Network
Published by Marek GAŁA, Andrzej JĄDERKO, Politechnika Częstochowska, Wydział Elektryczny Abstract. The article presents the principles of measurements and assessment of power quality characteristics, with the power supplied by the micro wind turbine connected to the distribution network. It describes the basic technical parameters of the vertical axis micro wind turbine 10 kW and theContinue reading “Assessment of the Impact of the Micro Wind Turbine on the Power Quality in the Distribution Network”
6 Critical Design Challenges in DC Fast Chargers
Published by Rakesh Kumar, EE Power – Technical Articles: 6 Critical Design Challenges in DC Fast Chargers, February 09, 2023. DC fast chargers pose significant challenges to a power grid. Know the six challenges while designing a DC fast charger to overcome the various power quality challenges. The design of a DC fast charger is basedContinue reading “6 Critical Design Challenges in DC Fast Chargers”
Electrical Power Quality and Harmonic Concerns
Published by Chuck Gougler, International Association of Electrical Inspectors (IAEI) Magazine, Electrical Fundamentals – Electrical Power Quality and Harmonic Concerns, December 29, 2015 The Problem of Harmonics Harmonics are generated by nonlinear components in electrical systems, which distort the sine wave. Increasing usage of power electronics causes a corresponding increase in voltage distortion, or harmonics.Continue reading “Electrical Power Quality and Harmonic Concerns”
Selected Aspects of Electrical Equipment Operation with Respect to Power Quality and EMC
Published by Paweł A. MAZUREK, Lublin University of Technology, Institute of Electrical Engineering and Electrotechnologies Abstract. The effectiveness of measures to improve the quality of electricity and the electromagnetic compatibility of electrical equipment is linked to limiting the disturbances introduced by receivers to the power grid and depends on the identification of such interference. TheContinue reading “Selected Aspects of Electrical Equipment Operation with Respect to Power Quality and EMC”
System and Equipment Grounding Safety
Published by Alex Roderick, EE Power – Technical Articles: System and Equipment Grounding Safety, August 15, 2021. Grounding is used to provide a safe path for a fault current to flow. Grounding is an integral part of any properly operating electrical system. In residence, grounding protects the occupants by providing a safe pathway for unwanted electricityContinue reading “System and Equipment Grounding Safety”
Definition and Origin of Harmonics
Published by Electrical Installation Wiki, Chapter M. Power harmonics management – Definition and origin of harmonics Definition of Harmonics The presence of harmonics in electrical systems means that current and voltage are distorted and deviate from sinusoidal waveforms. Harmonic currents are caused by non-linear loads connected to the distribution system. A load is said toContinue reading “Definition and Origin of Harmonics”
Detect and Eliminate Harmonics: Why?
Published by Electrical Installation Wiki, Chapter M. Power harmonics management – Detect and eliminate harmonics: why? Harmonic Disturbances Harmonics flowing in distribution networks represent disturbances in the flow of electricity. The quality of electrical power is deteriorated, and the efficiency of the system is decreased. Here are the main risks linked to harmonics: • OverloadContinue reading “Detect and Eliminate Harmonics: Why?”
An Introduction to Harmonics
Published by Alex Roderick, EE Power – Technical Articles: An Introduction to Harmonics, May 06, 2021. This article will provide a basic introduction of harmonics in power engineering. A harmonic is a current or voltage component at a frequency that is an integer (whole number) multiple (2nd, 3rd, 4th, etc.) of the fundamental frequency. For example, whenContinue reading “An Introduction to Harmonics”
Reducing Energy Consumption in Production Processes and Parameters Describing the Quality of Electrical Energy
Published by Andrzej LANGE1, Marian PASKO2, University of Warmia and Mazury, Department of Electrical, Power, Electronic and Control Engineering (1), Silesian University of Technology, Institute of Electrical Engineering and Computer Science (2) Abstract. This article presents the consequences of exchanging older metal cutting machines for new ones in terms of electrical energy consumption and qualityContinue reading “Reducing Energy Consumption in Production Processes and Parameters Describing the Quality of Electrical Energy”
Power Quality Blog 