Published by Adam SMOLARCZYK1, Tadeusz DASZCZYŃSKI1, Sławomir FISZER2Warsaw University of Technology, Electrical Power Engineering Institute (1), Elektroteam Sp. z o.o. (2) Abstract. The article describes an innovative low voltage switchgear for use in the pulp and paper industry. The switchgear is an innovative structure designed to supply single-phase systems with significant currents above 1 kA.Continue reading “Testing of LV Switchgear for Powering Cellulose Fiber Breaking Systems”
Tag Archives: Power Distribution
Harmonic Measurement Data Evaluation
Published by Electrotek Concepts, Inc., PQSoft Case Study: Harmonic Measurement Data Evaluation, Document ID: PQS1001, Date: March 15, 2010. Abstract: Utility power system harmonic problems can often be solved using a comprehensive approach including site surveys, harmonic measurements, and computer simulations. This case study presents a harmonic data analysis for a utility 12.47kV substation monitoring locationContinue reading “Harmonic Measurement Data Evaluation”
Harmonic Current Cancellation Evaluation
Published by Electrotek Concepts, Inc., PQSoft Case Study: Harmonic Current Cancellation Evaluation, Document ID: PQS1002, Date: March 15, 2010. Abstract: Utility power system harmonic problems can often be solved using a comprehensive approach including site surveys, harmonic measurements, and computer simulations. This case study presents the results for a customer step-down transformer harmonic current cancellation evaluation.Continue reading “Harmonic Current Cancellation Evaluation”
Application of Genetic Algorithm for Optimal Placement of Wind Generators in the MV Power Grid
Published by Ryszard SZCZEBIOT1, Sławomir CIEŚLIK2, State College of Computer Science and Business Administration in Łomża (1)University of Technology and Life Sciences, Bydgoszcz (2) Abstract. The paper presents a modelling method of optimal connection of wind generators to a medium voltage (MV) power grid taking into account minimum active power losses. A genetic algorithm wasContinue reading “Application of Genetic Algorithm for Optimal Placement of Wind Generators in the MV Power Grid”
A Review on Voltage Control Methods for Active Distribution Networks
Published by Tengku Juhana TENGKU HASHIM1, Azah MOHAMED2, Hussain SHAREEF3, Universiti Kebangsaan Malaysia Abstract. Power distribution systems are in the state of transition from passive to active networks due to the rising penetration level of distributed generators (DGs). One of the technical challenges of active networks is to maintain an acceptable voltage level. This problemContinue reading “A Review on Voltage Control Methods for Active Distribution Networks”
General Reference – Effects of Harmonics at Industrial Facilities
Published by Electrotek Concepts, Inc., PQSoft Case Study: General Reference – Effects of Harmonics at Industrial Facilities, Document ID: PQS0409, Date: September 30, 2004. Abstract: Harmonic currents injected into the system by nonlinear loads, and the voltage distortion they create as they flow through system impedances, can reduce equipment operating reliability and service life. Potential problemsContinue reading “General Reference – Effects of Harmonics at Industrial Facilities”
Impact of Renewables on Relay Protection Operation
Published by Mikhail ANDREEV, Aleksey SUVOROV, Alisher ASKAROV, Anton KIEVETS, Vladimir RUDNIK, Tomsk Polytechnic University, Russia Abstract. The current trend in the development of electric power systems is the integration of renewable energy sources in the form of distributed generation. It was revealed that one of the main reasons inhibiting this process is a changeContinue reading “Impact of Renewables on Relay Protection Operation”
Some Aspects of the Growing Penetration of Wind Energy in the Polish Power System
Published by Tadeusz SKOCZKOWSKI1, Maksymilian KOCHAŃSKI1,2, Warsaw University of Technology (1), Research and Innovation Centre Pro-Akademia (2) Abstract. According to the Energy Policy of Poland by 2030 the national power system will have to acquire 12 times more electricity from wind energy than in 2011. This challenging policy goal entails a number of significant consequences.Continue reading “Some Aspects of the Growing Penetration of Wind Energy in the Polish Power System”
Detecting Power Systems Failure based on Fuzzy Rule in Power Grid
Published by Suren DRAN. R1, Parvatha VARTHINI. B2, Research Scholar, Department of Information Technology, Sathyabama University, Chennai, Tamilnadu, India (1), Professor & Head, Department of Computer Applications, St. Joseph’s College of Engineering, Chennai, Tamilnadu, India (2) Abstract. Load balancing is an important feature that keeps the power system safe from overloading. Load details can beContinue reading “Detecting Power Systems Failure based on Fuzzy Rule in Power Grid”
Study on a New Method for Overvoltage Measurement using CVT
Published by Si WENRONG, Jin HENG, Huang HUA, Fu CHENZHAO, East China Electric Power Test & Research Institute Company Limited, Shanghai, China Abstract. This paper introduces a new method for overvoltage measurements in 500kV power system using capacitor voltage transformer (CVT). It is realized with a voltage sensor installed within CVT as the low-voltage capacitorContinue reading “Study on a New Method for Overvoltage Measurement using CVT”
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