Transformer Cooling System Segmentation for Wind Power
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Solution Overview
Problem
Current cooling systems for transformers in wind power stations are inefficient, leading to increased material usage, reduced maintenance safety, and potential fire risks, with limited ability to control cooling and test reliability before installation.
Innovation Solution
A transformer cooling system with inlet and outlet openings in the guard housing, connected to supply and discharge boxes, featuring a fan-controlled airflow system, guiding plates, and temperature sensors to optimize cooling and safety, allowing for controlled airflow and reduced material usage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If the transformer is fully encapsulated in a container, then protection of maintenance personnel and fire protection is improved, but cooling efficiency deteriorates and material usage increases
Solution Approach 1:
The guard housing is segmented with inlet and outlet openings that create separate airflow paths. The cooling system is divided into distinct components: inlet openings for cool air entry, internal channels for air distribution, outlet openings for hot air exit, and guiding plates for flow direction. This segmentation allows protective enclosure while maintaining efficient cooling through controlled airflow paths.
2Object-affected harmful factors
If the transformer is fully encapsulated in a container, then protection of maintenance personnel and fire protection is improved, but cooling efficiency deteriorates
Solution Approach 1:
The cooling air acts as an intermediary medium that transfers heat from the transformer. The guard housing with its openings and internal channels provides a controlled pathway for this intermediary cooling air to flow through, enabling efficient heat removal while maintaining protection. The guiding plates serve as intermediaries to direct the cooling airflow precisely where needed.
3Temperature
If inlet and outlet openings are provided in the guard housing, then cooling efficiency is improved and material usage is reduced, but protection of maintenance personnel and fire protection deteriorates
Solution Approach 1:
The guard housing provides protection in specific locations while allowing cooling in other locations. The inlet openings are positioned to allow cool air entry, the outlet openings are positioned for hot air exit, and guiding plates direct airflow locally to specific areas of the transformer. This local differentiation of protective and cooling functions resolves the contradiction between protection and cooling efficiency.
4Object-affected harmful factors
If the transformer is fully encapsulated, then protection is improved, but the ability to test cooling system reliability before installation deteriorates
Solution Approach 1:
The cooling system components (inlet openings, outlet openings, internal channels, guiding plates) are designed and integrated into the guard housing before final installation. This preliminary configuration allows the complete cooling system to be tested for reliability before the transformer is installed in the wind power station, ensuring proper airflow paths and cooling performance while maintaining protective enclosure.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system achieves improved transformer cooling, enhanced safety for maintenance personnel, increased fire protection, and reliable operation by optimizing airflow and temperature monitoring, reducing material costs and ensuring effective cooling across varying operational conditions.
Implementation Method 1
A transformer cooling system with inlet and outlet openings in the guard housing, connected to supply and discharge boxes, featuring a fan-controlled airflow system
Implementation Method 2
The system achieves improved transformer cooling, enhanced safety for maintenance personnel, increased fire protection, and reliable operation by optimizing airflow and temperature monitoring
Data Source
Figure 1~2
Figure 3
Figure 4~5
AI summary
To improve the cooling efficiency of a transformer operated in a wind power station, according to the present invention there is provided a cooling system. The cooling system comprises a transformer guard housing 10 having a first opening 12 for supply of a transformer cooling medium and having a second opening 14 for discharge of the transformer cooling medium. Further, a first channel system 20 supplies the transformer cooling medium to the transformer guard housing 10. A second channel system 22 discharges the transformer cooling medium from the transformer guard housing 10. Through the provision of the inventive cooling system, a controlled flow of cooling medium to the transformer accommodated in the transformer guard housing 10 increases operative efficiency of the installation.