High-voltage transformers are pivotal to the efficient operation of power grids. Maintaining these transformers requires advanced systems to manage moisture and gas, which can significantly affect their performance and lifespan. YUNENG provides cutting-edge solutions, such as the Transformer Evacuation System and the Two-Stage Transformer Vacuum Pump with Roots Pump, designed to enhance transformer maintenance and reliability.

Transformer Evacuation System

The Transformer Evacuation System by YUNENG is engineered to perform vacuum drying and oil injection processes crucial for maintaining high-voltage transformers. These processes are essential to remove moisture and gases that could compromise the insulation and operational efficiency of transformers.

Key Features and Benefits

1. Efficient Moisture Removal:

The system efficiently extracts moisture from transformer insulation, ensuring improved dielectric strength and operational reliability.

2. High Vacuum Degree:

It achieves a high vacuum degree, which is critical for effective drying and oiling processes. This capability ensures that even minute amounts of moisture are removed, enhancing transformer performance.

3. Robust Construction:

Built with high-quality materials, the evacuation system is designed for durability and long-term use. This robust construction ensures that the system can withstand rigorous operating conditions.

4. Automated Operation:

Equipped with advanced control systems, the evacuation process is automated, minimizing human intervention and reducing the risk of errors.

5. Portability:

The system is designed for easy transportation, allowing maintenance teams to move it between sites efficiently. This portability ensures that transformers can be serviced quickly and effectively, regardless of their location.

Technical Specifications

l Flow Rate: Various models available with different flow rates to suit specific maintenance needs.

l Vacuum Degree: Capable of achieving high vacuum levels for optimal moisture and gas removal.

l Power Supply: 380V-50Hz, 3 Phase, 4 Wire (customizable options available).

l Noise Level: Low operational noise for a quieter working environment.

l Dimensions and Weight: Compact and portable design for ease of transportation and installation.

Two-Stage Transformer Vacuum Pump with Roots Pump

The Two-Stage Transformer Vacuum Pump with Roots Pump is another advanced system offered by YUNENG. This system is designed to enhance the vacuum drying and oiling processes for high-voltage transformers, ensuring thorough moisture and gas removal.

Key Features and Benefits

1. High Vacuum Efficiency:

This system can achieve a working vacuum degree of 10 Pa and a limit vacuum degree of 1 Pa, making it highly effective in moisture extraction.

2. Large Pumping Rate:

The system offers a large pumping rate over a wide pressure range, ensuring rapid and efficient evacuation of gases and moisture.

3. Clean Vacuum Operation:

The Roots pump operates without oil in the pump cavity, providing a clean vacuum environment and preventing contamination.

4. Advanced Design:

Features a vertical flow of gas in the pump chamber, which helps in eliminating dust and condensate. The rotor design ensures smooth and reliable operation with minimal mechanical friction.

5. Compact and Reliable:

The system's compact structure with vertical and horizontal exhaust ports allows for easy installation. It is designed for minimal vibration and noise, ensuring a quieter operation.

6. Easy Maintenance:

With low mechanical friction and an efficient design, the system is easy to maintain and repair, offering low operational costs and high durability.

7. Versatile Application:

Suitable for various high-voltage transformers, including 220KV, 500KV, ±800KV, and 1000KV models, the system can handle diverse maintenance requirements.

Technical Specifications

l Power Supply: 50Hz, 380V, 3-Phase 4-Wire (customizable options available).

l Power Consumption: Models with power consumption ranging from 4 KW to 18.5 KW.

l Pumping Speed: Options available with speeds from 70 L/S to 1200 L/S.

l Dimensions and Weight: Compact design tailored to ensure easy transportation and installation.

Conclusion

YUNENG’s Transformer Evacuation System and Two-Stage Transformer Vacuum Pump with Roots Pump are essential tools for maintaining the performance and longevity of high-voltage transformers. By providing advanced vacuum drying and oiling capabilities, these systems ensure that transformers operate efficiently and reliably. With features like high vacuum efficiency, robust construction, and automated operation, YUNENG’s solutions are indispensable for effective transformer maintenance.