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27 08,2024
How is the heat treatment process for silicon steel cores?
Discover the heat treatment process for silicon steel cores used in transformers and reactors to improve magnetic properties and reduce energy loss.
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26 08,2024
How can we understand the electrical phenomena of tracking and arcing, along with the related concepts of creepage distance and clearance distance?
Learn about tracking, arcing, creepage distance, and clearance distance in transformers and reactors, and how they affect electrical insulation and safety.
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24 08,2024
What are the destructive effects of corona discharge on insulation materials?
Explore how corona discharge damages insulation materials in transformers and electrical systems, affecting performance and long-term reliability.
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21 08,2024
What operations are involved in tightening the transformer enclosure?
Learn the key operations for properly tightening transformer enclosures to ensure electrical safety and optimal performance in power systems.
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05 08,2024
What categories can transformers be classified into based on the cooling methods?
Explore the classification of transformers based on cooling methods, including oil-immersed, dry-type, and air-cooled transformers, and their applications in power systems.
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01 08,2024
What methods are used for the installation of the flexible cable leads for the wife-carrying ducts?
Learn about the installation methods for flexible cable leads in transformer winding ducts, including key techniques and best practices for electrical safety.
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15 07,2024
What are the steps involved in vacuum pressure impregnation technology?
What are the steps involved in vacuum pressure impregnation technology? Preheating: Preheat the coil to 135-150°C and maintain for several hours, then remove the coil and lower the surface temperature. Vacuum: Open the impregnation tank cover, pla...
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11 07,2024
What is the basic concept of overvoltage?
What is the basic concept of overvoltage? In the operation of various electrical equipment in power systems, besides withstanding normal system voltages, they also encounter various types of overvoltages. Overvoltages are generally classified into two...
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10 07,2024
How does wind speed affect the operation of transformers?
How does wind speed affect the operation of transformers? Typically, the maximum wind speed at a certain distance above the ground is specified over a specific period. For example, at a height of 10 meters above the ground, the wind speed reaches...
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09 07,2024
What are the routine electrical tests for transformers?
What are the routine electrical tests for transformers? a. Voltage Ratio Test: Used to verify the voltage ratio and detect faults such as winding inter-turn or inter-layer short circuits, and check if switch leads are connected incorrectly. b. Win...
