Core Insights - The Inner Mongolia Electric Power Group's Ulanqab Power Supply Company is enhancing the reliability of its power grid through equipment maintenance and upgrades at the 220kV Desheng Substation [1][3] Group 1: Equipment Maintenance - The maintenance team replaced the 110kV busbar's disc insulators, which are critical for the safe operation of the busbar [1] - The replacement of old insulators was conducted safely using specialized equipment, effectively eliminating potential hazards [1] Group 2: Monitoring and Safety Enhancements - A thorough inspection of the 201 current transformer observation window was performed to ensure clarity, providing reliable monitoring for operational personnel [3] - Improvements were made to the grounding system by optimizing the grounding lines from the switch cabinet, which helps prevent equipment failures due to poor grounding [3] Group 3: Professionalism and Commitment - The maintenance personnel demonstrated rigorous professionalism and solid technical skills during the operations, contributing to the safety of the power grid [3]