Published by Olena RUBANENKO1, Sree Lakshmi GUNDEBOMMU2, Iryna HUNKO3, Zdenek PEROUTKA1, Regional Innovational Center at the Faculty of Electrical Engineering University of West Bohemia (1), Plzen, Czech Republic CVR College of Engineering Mangalpalli (2), Hyderabad, India Vinnytsia National Technical University (3), Vinnytsia, Ukraine Abstract. In this paper the analysis of online diagnostics of synchronous generationsContinue reading “Analysis of Development Directions of Online Diagnostics of Synchronous Generator”
Category Archives: Power Quality
Bridges to Nowhere: Poor Power Quality Prevents Growth
Published by Civian Kiki Massa and Jay Taneja STIMA Lab, University of Massachusetts, Amherst, USA July 2023 Summary: Access to electricity continues to expand worldwide, but even where people are connected to the power grid, they often face challenges including frequent power outages and, less visibly, intermittent periods where electricity is available but only withContinue reading “Bridges to Nowhere: Poor Power Quality Prevents Growth”
An Analysis of Power Quality Problems and its Mitigation
Published by Shafqat Mughal, Neeten Sharma, Pankhuri Kishore Abstract—Power Quality is a major concern of our modern industries and other consumers. Poor quality of supply will affect the performance of customer equipment such as computers, microprocessors adjustable speed drives, power electronic devices, life saving equipment in hospitals, etc. and result in heavy financial losses toContinue reading “An Analysis of Power Quality Problems and its Mitigation”
Novel Fault Current Limiter for Voltage Sag Compensation of Point of Common Coupling
Published by SARAGADAM HEMANTH KUMAR, SH SURESH KUMAR BUDI, Dept. of EEE, Gokul Group of Institutions, Piridi, Bobbili, AP, India. Abstract: Voltage sag is one of the most common power quality disturbances in electrical networks. Voltage sags are incidents that reduce the voltage amplitude for a short time. Voltage Sags are caused by abrupt increasesContinue reading “Novel Fault Current Limiter for Voltage Sag Compensation of Point of Common Coupling”
Power System Harmonics
Published by Olutayo Ogunyemi, School of Science and Engineering, Atlantic International University, Honolulu, HI. Abstract – Good power quality is essential in electrical power network. Power quality is not limited to availability of supply but also include steady frequency value and voltage magnitude and smooth waveform characteristics of the supply (Ogheneovo Johnson, 2016).The present situationContinue reading “Power System Harmonics”
An Introduction to Transformer Harmonic Current Derating Metrics
Published by Richard Lam, CHK Power Quality Pty Ltd. Website: http://www.chkpowerquality.com.au Abstract. Transformer harmonic current derating metrics; Harmonic Loss Factor, K-Factor, and Factor K are introduced, and used to calculate derating factors for dry and oil-filled type transformers. Introduction The introduction of Switched Mode Power Supplies (SMPS) in office equipment and LED lighting, Variable Frequency/SpeedContinue reading “An Introduction to Transformer Harmonic Current Derating Metrics”
PQ & DQ Based Shunt Active Power Filter with PWM & Hysteresis Techniques
Published by 1. Mahmood T. Alkhayyat1, 2. Mohammed Y. Suliman2, 3. Faisal Falah Aiwa3, Northern Technical University (1), (2), (3) IraqORCID: 1. 0000-0001-6119-7845, 2. 0000-0002-1250-6362, 3. 0000-0003-1974-6614 Abstract. Power quality is mainly affected by any deviation in voltage, current, or frequency that results in damage, upset, or failure of end-use equipment. Non-linear loads like powerContinue reading “PQ & DQ Based Shunt Active Power Filter with PWM & Hysteresis Techniques”
On Capability of Different FACTS Devices to Mitigate a Range of Power Quality Phenomena
Published by Huilian Liao, Jovica V. Milanović, School of Electrical and Electronic Engineering, The University of Manchester, Manchester M60 1QD, UK E-mail: milanovic@manchester.ac.uk. IET Generation, Transmission & Distribution – Research Article Abstract: This study investigates the impact of different flexible AC transmission system (FACTS) devices on critical power quality (PQ) phenomena including voltage sags, harmonicsContinue reading “On Capability of Different FACTS Devices to Mitigate a Range of Power Quality Phenomena”
Impacts of Fault Diagnosis Schemes on Distribution System Reliability
Published by Shahram Kazemi, Member, IEEE, Matti Lehtonen, and Mahmud Fotuhi-Firuzabad, Senior Member, IEEE.IEEE TRANSACTIONS ON SMART GRID, VOL. 3, NO. 2, JUNE 2012 Abstract—Design and development of fault diagnosis schemes (FDS) for electric power distribution systems are major steps in realizing the self-healing function of a smart distribution grid. The application of the FDSContinue reading “Impacts of Fault Diagnosis Schemes on Distribution System Reliability”
Practical Experiences and Mitigation Methods of Harmonics in Wind Power Plants
Published by Babak Badrzadeh, Senior Member, IEEE, and Manoj Gupta IEEE TRANSACTIONS ON INDUSTRY APPLICATIONS, VOL. 49, NO. 5, SEPTEMBER/OCTOBER 2013 Abstract—This paper discusses practical experiences and mitigation methods of harmonics in wind power plants. Traces obtained from harmonic measurements of actual wind turbines are presented for the type 3 and type 4 turbines, andContinue reading “Practical Experiences and Mitigation Methods of Harmonics in Wind Power Plants”
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