Published by Samira KHANAHMEDOVA, Azerbaijan State Oil and Industry UniversityORCID: 0000-0001-8862-1570 Abstract. The article discusses ways to reduce losses to increase efficiency in electric machines. The amount of energy loss is determined by the efficiency coefficient. The issues of changing the size of an electric machine under electromagnetic loads with a constant power source andContinue reading “Some Issues of Increasing the Efficiency of Electric Machines”
Tag Archives: Load Flow Analysis / Power Flow Analysis
Damaged X-ray Equipment at Major Health Care Center
Published by Dranetz Technologies, Inc. Website: Dranetz.com Severe power quality problems damaged X-ray equipment, costing $100,000 in one instance. The source of the problem was the switch over from utility to generator power, during regular testing and emergency situations. Figure 1 (below) identified the cause of the problem, an out-of-phase transfer, captured by On Power with aContinue reading “Damaged X-ray Equipment at Major Health Care Center”
Application Of Optical Current Sensors in Electric Substations
Published by Ilham RAHIMLI1, Aliashraf BAKHTIYAROV2, Gulshan ABDULLAYEVA3, Sona RZAYEVA4. Azerbaijan State Oil and Industry University ORCID: 1. 0009-0006-1976-4475; 3. 0000-0003-0168-9623; 4. 0000-0001-7086-9519 Abstract. Despite the fact that current transformers have been used for many years in certain sections of the electrical network, in power supply, to power the circuits of an electrical measuring installation,Continue reading “Application Of Optical Current Sensors in Electric Substations”
Modern Methods Of Evaluating the Technical Condition of Power Transformers
Published by Tural Aliyev1, Aydin Aliyev2,Azerbaijan State Oil and İndustry University, Baku, Azerbaijan ORCID: 1. 0000-0003-0751-3952, 2. 0000-0002-1631-0543 Abstract. This article aims to shed light on the critical aspects of power transformer assessment and proposes avenues for improvement in current methodologies, emphasizing the need for a more comprehensive and integrated approach to ensure the reliabilityContinue reading “Modern Methods Of Evaluating the Technical Condition of Power Transformers”
Considerations for Energy Saving and Street Lighting Lamps Replacement in Jordanian Roads
Published by Adnan M Al-Smadi, Tariq M Alrjoub, Yarmouk University, Hijjawi Faculty for Engineering Technology, Jordan ORCID:000-0003-3796-6805X Abstract. For the last several years, the demand for electricity in Jordan has increased. This increase is due to the change of climate conditions and high temperatures, which led to the increase of the use of air conditioningContinue reading “Considerations for Energy Saving and Street Lighting Lamps Replacement in Jordanian Roads”
Efficient High Voltage Gain Simplified DC-DC Converter for Enhanced Solar Power Harvesting
Published by Shanmugavadivu Natarajan, Department of Electrical and Electronics Engineering, Sri Venkateswara College of Engineering, Sriperumbudur, 602117, India Abstract. This study introduces a novel transformerless high voltage gain DC-DC converter for solar power. It combines a two-inductor boost converter, voltage multiplier, and switched capacitor cells, achieving a remarkable high voltage gain with 98.24% efficiency. AContinue reading “Efficient High Voltage Gain Simplified DC-DC Converter for Enhanced Solar Power Harvesting”
Research of Some Problems of Electrical Safety
Published by Elshad Safiyev1, Saida Kerimova2, Kubra Mukhtarova3, Azerbaijan State Oil and Industry University ORCID: 1. 0009-0005-4971-1721 Abstract. The article describes in detail the causes of electric danger, the types of its effects on the human body, and ways to protect against the danger. Schemes of connecting people to single-phase and two-phase current circuits andContinue reading “Research of Some Problems of Electrical Safety”
Prognosis of Insulation Deterioration in Induction Motors Winding Subject to Voltage Fluctuations
Published by 1. Ilham Bouaissi1, 2. Ali Rezig1, 3. Said Touati2, L2EI Laboratory, University Mohammed Seddik Benyahia, Ouled Aissa. Bp 98, Jijel, 18000, Algeria (1). Nuclear research center, Birine, Ain Oussera. Bp 180, Djelfa, 17200 Algeria (2) ORCID: 1. 0000-0001-5981-6918 Abstract. One of the problems with induction motors, say the experts, is voltage. Insulation deteriorationContinue reading “Prognosis of Insulation Deterioration in Induction Motors Winding Subject to Voltage Fluctuations”
Power Flow Analysis of Distributed Generation and Distributed Storage (DGDC) in DC Microgrid Using Newton Raphson Method
Published by Machmud Effendy1, Dandy Dwi Saputra1,Fourys Yudo Setiawan Paisey2,Department of Electrical Engineering,University of Muhammadiyah Malang, Indonesia (1)Department of Electrical Engineering, University of Papua Manokwari, Indonesia (2) Abstract. Centralized generation centralized storage architecture (CGCSA) and distributed generation distributed storage architecture (DGDSA) are two operation of the proposed scheme, both architectures are evaluated at different distributionContinue reading “Power Flow Analysis of Distributed Generation and Distributed Storage (DGDC) in DC Microgrid Using Newton Raphson Method”
Residual Current Devices in Electric Vehicles Charging Installations
Published by Stanislaw CZAPP, Gdańsk University of Technology, ORCID: 0000-0002-1341-8276 Abstract. The main requirements of national regulations and international standards regarding protection against electric shock in electric vehicle charging installations are presented. The principles of using residual current devices (RCDs) in such installations are discussed. It is pointed out that RCDs are mandatory equipment forContinue reading “Residual Current Devices in Electric Vehicles Charging Installations”
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