Technology and Key Points of Installation of Main Transformer in 500 kV Substation
Main transformers are as core equipment in substations,and their installation quality directly determines con-tinuous operation stability and safety of substations and power system.Taking 500 kV substation main transformer as an example,this paper describes key points of main transformer installation according to the common technological process flow from the perspectives of preparation and inspection before installation,installation of related equipment,tests during installation,cable laying,and finishing work.The paper may have useful information for future installation practice of main transformers in substations.
500 kV substationmain transformerinstallationkey points of technology