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I. A New Industry Benchmark: Major Breakthrough in the 220 kV Mixed Insulating Oil TransformerOn August 5, 2025, China's first 220 kV mixed insulating oil transformer was successfully put into operation at the Bishan Substation in Chongqing, China. This marks a milestone breakthrough for vegetable o
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Recently, Pearl Electric successfully delivered 40 power transformers of different capacities for the Saudi Arabia NEOM Oxagon project. As the world's largest floating industrial city, NEOM Oxagon is positioned as a world-leading advanced and clean industrial center. Its power supply system covers c
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The core competitiveness of PV inverter-integrated machines lies in breakthroughs in the performance of the step-up transformer. This article focuses on how transformer technology achieves a PV system conversion efficiency exceeding 99.2% through material innovation, structural optimization, and sys
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Dry type transformers are electrical devices designed to transfer electrical energy between two or more circuits through electromagnetic induction. Unlike traditional liquid-filled transformers, which utilize oil for cooling and insulation, dry type transformers employ air cooling and solid insulation materials.
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An oil-immersed transformer is a type of electrical transformer that uses oil as an insulating and cooling medium. This transformer operates by converting alternating current (AC) from one voltage level to another, either increasing (stepping up) or decreasing (stepping down) the voltage.
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Transformers play a crucial role in the electrical distribution system, especially in substation settings. This article delves into the workings of substation transformers, their types, weight considerations, and the differences between transformers and substations.
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