Aiming at reducing the load loss of distribution transformer, new idea of developing energy-saving distribution transformer is brought out.
围绕降低配电变压器(简称配变)负载损耗的课题，提出研制新型节能型配变的新思路。
2
The technological performance, parameters and structure of air-cooling transformer are introduced with the key technology for improving the reliability and reducing dissipation.
介绍了风冷变压器技术性能，参数，结构及为提高变压器可靠性和降低损耗而采取的关键技术。
3
The effect of DC earthed pol current on the neutral earthed transformer is analysed. The methods of reducing THD DC current which flows into transformer windings are introduced.