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Transformer
Dry Type Transformer
35kv Dry Type transformer
20kv Dry Type transformer
10kv Dry Type transformer
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35kv Oil Type transformer
20kv Oil Type transformer
10kv Oil Type transformer
Medium Voltage Switchgear
Low Voltage Switchgear
Prefabricated Substation
America Type Substation
European Type Substation
Medium Voltage Switch
Vacuum Circuit Breaker
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SF6 gas insulated ring main unit
GIS (Gas Insulated Switchgear) is a high-voltage switchgear that uses SF₆ gas as the insulating medium. It seals components such as circuit breakers, disconnectors, earthing switches, transformers, lightning arresters, and busbars within a grounded metal casing, achieving compact and reliable pow...
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The structure and classification of transformer oil conservator
As the volume of transformer oil expands or decreases with temperature, the oil conservator regulates the oil level, ensuring the transformer tank is always full. Without an oil conservator, fluctuations in the oil level within the tank can have several negative consequences: First, when ...
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Main components of transformer voltage regulation–tansformer tap changer
Transformer tap changer Transformer voltage regulation is to set a tap on a certain winding of the transformer. When the tap is changed, a part of the wire turns is reduced or increased, so that the number of turns of the transformer winding with the tap is reduced or increased, and the number of...
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Do you know about the principle and structure of transformer windings?
The winding is the most basic component of the transformer. Together with the core, it is called the power transformer body. It is the circuit part that establishes the magnetic field and transmits electrical energy. The power transformer winding consists of high-voltage winding, low-voltage wind...
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The structure and use of transformer core,Which ones do you know?
Single-phase two-column laminated core The core sheets are stacked in an overlapping manner, and the two columns are covered with coils, which are led out by series and parallel connecting lines. The structure is simple and compact, with less process equipment, but the stacking workload is large....
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Why is the hydropower project in the lower reaches of the Yarlung Zangbo River so important?
The construction of the lower reaches of the Yarlung Zangbo River hydropower project started on July 19, 2025 in Linzhi City, Tibet, with a total investment of about 1.2 trillion yuan. This project is not only a core project of China’s “14th Five-Year Plan” energy strategy, but ...
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Europe is in the midst of a high temperature crisis, and China’s Xinjiang UHV is going crazy!
On July 13, 2025, the Xinjiang Tarim Basin 750KV power transmission and transformation project was fully connected. I. Project Overview and Technological Breakthroughs 1. Scale and Coverage The total line length is 4,197 kilometers, forming a closed-loop power grid around the Tarim...
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China’s national unified electricity market breakthrough: cross-regional trading mechanism implemented
1. Cross-operating area trading mechanism approved The National Development and Reform Commission and the Energy Bureau of China approved the “Cross-grid operating area normalized power trading mechanism plan”, realizing the rule connection between the State Grid and the Southern Powe...
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Market trends and technical applications of China’s new energy power development
Market trend: The 100 billion yuan track of photovoltaic storage and charging is accelerating, but profitability challenges remain. 1. Market size: It is estimated that the scale of China’s solar energy storage market will reach 113.4 billion yuan in 2025 (accounting for more than 50% of th...
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Adjustment of China’s electricity price policy and market-oriented reform
China’s 22 provinces have implemented peak electricity prices since July, and Jiangxi, Inner Mongolia, and other places have simultaneously introduced valley electricity prices. For example, Anhui has implemented peak electricity prices (20% higher than the peak price) for industrial users ...
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140 key projects of China State Grid completed and put into operation to meet the peak summer demand
With the completion and commissioning of the 220 kV line reconstruction project from Wangting to Taike in Wuxi City, Jiangsu Province, China on 30th ,June , all 140 key projects of China State Grid Corporation for peak summer demand were put into operation on schedule, with total assets of US$4.3...
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The Essential Players in Electrical Systems: Decoding 10 Key Components’ Symbols and Functions
In the complex landscape of electrical engineering, understanding component symbols is crucial for interpreting schematics and ensuring system safety. Here’s a breakdown of 10 fundamental devices, from their graphical representations to their vital roles in power distribution and control. 1. Doub...
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