Published by L&T Electrical & Automation, Website: lntebg.in Source: https://www.lntebg.in/about-us/blog/understanding-current-voltage-harmonics/ Current and voltage harmonics are often used interchangeably. At most places, only harmonics is quoted and whether the values pertain to current or voltage is not mentioned. The differentiation can be done on the basis of their origin. Understanding Total Harmonic Distortion The current andContinue reading “Understanding Current and Voltage Harmonics”
Author Archives: PQBlog
Power Quality Measurements Near DER and Disturbing Loads
Published by Ir. M. van Lumig, Electrical Power Systems, Analysis and Concepts Laborelec NL Beek-Maastricht Airport, the Netherlands, e-mail: michiel.vanlumig@laborelec.com Ir. S. Bhattacharyya, Electrical Energy Systems Group Technical University Eindhoven Eindhoven, the Netherlands, e-mail: s.bhattacharyya@tue.nl Dr. ir. J.F.G. Cobben, Electrical Energy Systems Group Technical University Eindhoven Eindhoven, the Netherlands Prof.ir. W.L. Kling, Electrical Energy SystemsContinue reading “Power Quality Measurements Near DER and Disturbing Loads”
A Review on Power Quality Challenges in Renewable Energy Grid Integration
Published by Sonali N. Kulkarni is a Research Scholar, Electronics & Telecommunication Engineering, Rajiv Gandhi Institute of Technology, Versova, Andheri (W), Mumbai, Maharashtra, India. Prashant Shingare is working as Director of Wind Energy, Emerson Network Power India Pvt Ltd, NITCO Business park, Wagle Industrial Estate, Thane (W), Maharashtra, India. Article published in International Journal ofContinue reading “A Review on Power Quality Challenges in Renewable Energy Grid Integration”
Power Quality Measurements in All Voltage Levels of the Utilities up to 150 kHz – Is it Possible?
Published by Roland Buerger (MBS AG), Business Development/R & D, MBS AG, Sulzbach-Laufen (Germany), Email: rbuerger@mbs-ag.com Bernhard Grasel (NEO MESSTECHNIK), Sales Manager, NEO Messtechnik, Zoebern (Austria), Email: bernhard.grasel@neo-messtechnik.com A reliable energy supply has meanwhile become an important location factor for many companies. While power failures and voltage fluctuations were among the most important parameters ofContinue reading “Power Quality Measurements in All Voltage Levels of the Utilities up to 150 kHz – Is it Possible?”
Technical Design Specifications and Criteria for Integrating PV Systems into Distribution Networks in Egypt
Published by Omar H. Abdalla, Fellow Egyptian Society of Engineers, Life Senior Member IEEE. Prof. O. H. Abdalla is with the Department of Electrical Power and Machines Engineering, Faculty of Engineering, 1 Sherief Street, P.O. Technology, P.C. 11792, Helwan, Cairo, Egypt. (e-mail: ohabdalla@ieee.org). Conference Paper: Keynote Lecture (KL-REN-5), International Conference on New Energy and EnvironmentalContinue reading “Technical Design Specifications and Criteria for Integrating PV Systems into Distribution Networks in Egypt”
Challenges of Grid Integration of Wind Power on Power System Grid Integrity: A Review
Published by T.R. Ayodele, Department of Electrical Engineering, Tshwane University of Technology, Email: Ayodeletr@tut.ac.za,* A.A. Jimoh, Department of Electrical Engineering, Tshwane University of Technology, Email: JimohAA@tut.ac.za J.L Munda, Department of Electrical Engineering, Tshwane University of Technology, Email: MundaJL@tut.ac.za J.T Agee, Department of Electrical Engineering, Tshwane University of Technology, Email: AgeeJT@tut.ac.za *Corresponding Author; T.R. Ayodele, DepartmentContinue reading “Challenges of Grid Integration of Wind Power on Power System Grid Integrity: A Review”
Harmonic Response of Distributed Grid Connected Photovoltaic Systems
Published by M. Patsalides is with Dept. of Elec. & Comp. Eng., University of Cyprus, 75 Kallipoleos Avenue, P.O. Box 20537 Nicosia, 1678, Cyprus (e-mail: ee03pm1@ucy.ac.cy). A. Stavrou is with Electricity Authority of Cyprus, Amfipoleos 11, 2025, Nicosia, Cyprus (e-mail: astavrou@eac.com.cy). G. Makrides is with Dept. of Elec. & Comp. Eng., University of Cyprus, 75Continue reading “Harmonic Response of Distributed Grid Connected Photovoltaic Systems”
Fluke 43B PQ Analyzer – Motor Loads
Applications Guide, April 2001 Published by Fluke Corporation Introduction This section provides examples that you can use to troubleshoot induction motors with and without an adjustable speed drive. Figure 4. Distribution System: Motor Loads Induction Motors Checking Voltage Imbalance For 3 phase induction motors, the supply voltage on all three phases should be in balance.Continue reading “Fluke 43B PQ Analyzer – Motor Loads”
Fluke 43B PQ Analyzer – Lighting Loads
Applications Guide, April 2001 Published by Fluke Corporation Introduction This chapter provides applications of problems and phenomena that are likely to occur in a lighting system. Figure 3. Distribution System: Lighting Loads Measuring Current Harmonics Check whether the lighting system causes excessive harmonics. These may influence the system. Look at the harmonics spectrum and readContinue reading “Fluke 43B PQ Analyzer – Lighting Loads”
Fluke 43B PQ Analyzer – Receptacle Branch Circuits
Applications Guide, April 2001 Published by Fluke Corporation Troubleshooting Electrical Distribution Systems The most efficient way to troubleshoot electrical systems, is to begin at the load and work towards the building’s service entrance. Measurements are taken along the way to isolate faulty components or loads. This chapter describes typical measurements for troubleshooting problems on receptacleContinue reading “Fluke 43B PQ Analyzer – Receptacle Branch Circuits”
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