Published by Petr ZÁVADA1, Karel SOKANSKÝ1, VSB – Technical University of Ostrava (1) Abstract. Today, the development of power generation from renewable sources is an effort to maximize the share of total energy consumption. Big source of energy in solar and wind power plants are mostly connected to the distribution network and supply the energyContinue reading “Diagram of Daily Consumption of Electricity, Houses Appliances, Distribution them into Categories by Importance of Electricity Supply”
Tag Archives: Power Distribution
Overhead Line Fault Section Positioning System Based on Wireless Sensor Network
Published by Ai-hua Dong, Xinlin Geng, Yi Yang, Ying Su, Mengyao Li, Henan Polytechnic University Abstract. This paper introduces overhead line fault detection and location system as the core of industrial control computer. The combination of software and hardware, the methods of current rate of change and zero current detection are used, and so theContinue reading “Overhead Line Fault Section Positioning System Based on Wireless Sensor Network”
Disturbances in Industrial Power Networks
Published by Marek KAŁUSKI, Marek MICHALAK, Mirosław PIETRANIK, Karolina SKRZYPEK, Monika SZAFRAŃSKA, National Institute of Telecommunications Abstract. The paper presents some preliminary results of the in-situ measurements of disturbances that were observed in mine underground power network. The purpose of the measurements was to identify potential interfering signals that may occur in such and similarContinue reading “Disturbances in Industrial Power Networks”
Techno-Economic Analysis of Off-Grid Renewable Energy Power Station: A Case Study
Published by Liu Liqun, Liu Chunxia, Taiyuan University of Science & Technology Abstract. This paper gives the techno-economic analysis of a wind-PV-diesel system with storage battery backup for an off-grid power station specially located in Dongwangsha, studying data from a particular site in littoral China. The simulation and optimization results indicated the most optimized sizingContinue reading “Techno-Economic Analysis of Off-Grid Renewable Energy Power Station: A Case Study”
Phase-to-Phase Transients at Transformer Terminations During Utility Capacitor Switching
Published by Electrotek Concepts, Inc., PQSoft Case Study: Phase-to-Phase Transients at Transformer Terminations During Utility Capacitor Switching, Document ID: PQS0603, Date: January 1, 2006. Abstract: There are a number of important transient related concerns when transmission capacitor banks are applied. These concerns include insulation withstand level, switchgear capabilities, energy duties of protective devices, and system harmonicContinue reading “Phase-to-Phase Transients at Transformer Terminations During Utility Capacitor Switching”
Electrical System
Published by Bureau of Energy Efficiency Syllabus Electrical system: Electricity billing, Electrical load management and maximum demand control, Power factor improvement and its benefit, Selection and location of capacitors, Performance assessment of PF capacitors, Distribution and transformer losses. 1.1 Introduction to Electric Power Supply Systems Electric power supply system in a country comprises of generatingContinue reading “Electrical System”
Higher Harmonics Compensation in Grid-Connected PWM Converters for Renewable Energy Interface and Active Filtering
Published by Szymon PIASECKI1, Marek JASIŃSKI1, Krzysztof RAFAŁ1, Marek KORZENIEWSKI 2, Aritz MILICUA3, Politechnika Warszawska, Instytut Sterowania i Elektroniki Przemysłowej (1), Politechnika Białostocka, Katedra Energoelektroniki i Napędów Elektrycznych (2), Uniwersytet w Mondragon, Wydział Elektryczny (3) Abstract. The paper presents overview of high-order harmonics compensation methods applied for control of grid-connected converter. Two harmonic compensation methodsContinue reading “Higher Harmonics Compensation in Grid-Connected PWM Converters for Renewable Energy Interface and Active Filtering”
Energy Efficient Distribution Transformers
Published by Mariusz NAJGEBAUER, Krzysztof CHWASTEK, Jan SZCZYGŁOWSKI,Institute of Power Engineering, Częstochowa University of Technology Abstract. The paper presented the possibilities of improvement in properties of electric distribution transformers through the use of new soft magnetic materials, mainly amorphous alloys, as transformer cores. The properties of amorphous were compared to conventional electrical steel sheets. EconomicContinue reading “Energy Efficient Distribution Transformers”
Hybrid Power System of Public Lighting in Smaller Villages
Published by Stanislav MIŠÁK, Jaroslav ŠNOBL, František DOSTÁL, Daniel DIVIŠ, VSB – Technical University of Ostrava Abstract. This article deals with the possibility of public lighting power from renewable resources, it means of a hybrid system consisting of solar panels and wind power. The factual data for dimensioning the system was obtainedby extensive exploration ofContinue reading “Hybrid Power System of Public Lighting in Smaller Villages”
2017 Opportunities and Challenges… A View From PJM Interconnection
Published by Craig Glazer, Vice President-Federal Government Policy, PJM Interconnection. WIRES University, Congressional Briefing, Date: February 16, 2017. Presented by WIRES – a national coalition of entities dedicated to investment in a strong, well-planned and environmentally beneficial electricity high voltage transmission system in the US.
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