Results 1 to 10 of about 2,258 (119)
Alexandria Engineering Journal, 2022 Power transformer is one of the main equipment in power transmission and distribution network. Thus, it is important to ensure optimal operation of power transformer for an efficient supply of energy to utilities.
Vimal Angela Thiviyanathan +5 more
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Increasing reliability of power supply to electricity consumers [PDF]
E3S Web of Conferences, 2023 The article deals with the issues of increasing the reliability of power transformers used in power supply systems for agriculture and water management.
Isakov Abdusaid +3 more
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Influence of Molecule Structure on Lightning Impulse Breakdown of Ester Liquids
Energies, 2021 Ester liquids are environmentally friendly insulating oils, and they can be used as an alternative to mineral oil in transformers, even though in most countries spills of ester oils must be treated like spills of mineral oil.
Huaqiang Li +5 more
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IEEE Access, 2021 This paper presents a health analysis technique for transformer winding insulation through thermal monitoring and Fast Fourier Transform (FFT) power spectrum.
Muhammad Aslam +6 more
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Gong-kuang zidonghua, 2020 Collect screen paperboard of mine power transformer and ordinary power transformer in practical lifetime cycle to make insulation test samples, and according to the standard of power, use test means such as viscosity tester, scanning electron microscopy ...
ZHOU Yiheng +3 more
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The Need for Experimental and Numerical Analyses of Thermal Ageing in Power Transformers
Energies, 2022 Most power transformers are oil-immersed transformers for which its insulation system consists of oil and cellulosic solid. The insulation liquid impregnates the solid-covering air spaces, which improves the efficiency of the insulation system.
Inmaculada Fernández
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IET Science, Measurement & Technology, 2022 This study is for the case where the available data of power transformer oil–paper insulation is limited to a small amount furfural data, to solve the problems in oil–paper insulation degradation modelling, such as few samples available, unknown function
Yuehan Qu +4 more
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Breakdown Voltage Characteristic Of Mineral Oil In Power Transformer 16 Mva Updl Semarang
Techno, 2020 The transformer is one of the most important equipment in the electric power system, which is to distribute power from power plants to the load centers by step-up or step down the voltage. Transformer is expect to have a high level of reliability. One
Setyo Adi Nugroho, Setyo Aji Priambodo
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Method for assessing unevenness of cellulose insulation layers aging of power transformers winding
Electrical engineering & Electromechanics, 2022 Introduction. Improving the methods of estimating the insulation aging of the oil-immersed power transformer windings is an urgent task for transformer condition monitoring systems.
M. O. Poliakov, V. V. Vasylevskyi
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IEEE Access, 2019 Transformer insulation paper is a key indicator for transformer remaining operational life. Paper decomposition is evaluated using the degree of polymerization (DP) which calls for samples of insulation paper from operating transformers. Since collecting
Shijun Li +5 more
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