“Raise the dipper arm a little, and pay attention to the installation position of the switch lead.” On the morning of July 24, at the site of pole 007 of Shaohua road branch of 10kV Weiwu 126 line in Qiaocheng district, Bozhou city, Anhui province, Wang Zhongqiu, the head of live work of Yiyuan company of State Grid Anhui Bozhou Power Supply Company, was installing a contact switch on the command pole.
At 9:00 am, the maximum outdoor temperature reached 38 degrees Celsius. The operator Wu Liyu was in a 10 meter high airtight insulating bucket, his close fitting work clothes were soon soaked, and his face was sweating.
Recently, the northern part of Anhui has seen high weather, and the power load has risen. Bozhou meteorological station has repeatedly issued high temperature orange warning.
Since June 20, State Grid Bozhou Power Supply Company has made a thorough deployment, taken multiple measures simultaneously, compacted the responsibility of power supply guarantee, and made more power supply. The company implements measures to ensure the safe operation of the power grid and reliable power supply, and ensure the city’s electricity demand.
The company arranges special personnel to find out and remove hidden dangers in distribution lines, establish defect elimination accounts, and make overall plans for defect elimination. The company uses live working methods to promote the operation and maintenance of distribution networks normally, and minimize the duration and scope of power outages, strengthen equipment failure and critical defect monitoring.
The company monitored five equipment failures and outages, timely carried out operation and maintenance, and truly realized the closed loop of emergency repair and disposal. Bozhou Power Supply Company established a special working class to carry out the analysis of heavy overload of main equipment, analyze the causes of heavy overload of main equipment, formulate targeted treatment measures, and effectively eliminate the hidden dangers in the bud.
Since the beginning of summer this year, Bozhou has experienced 10 rounds of severe weather such as severe convection and heavy rainfall. Bozhou Power Supply Company has implemented 24-hour emergency duty. Relying on the unified video platform, the city’s 126 substations have completed 29 rounds of monitoring.
The company continues to optimize and adjust the distribution network operation mode, revise the distribution network line accident handling plan, pay more attention to heavy overload lines, do a good job in emergency duty and bad weather shift allocation, strengthen the distribution network automation application, and improve customer service level.
Since this year, Bozhou Power Supply Company has carried out live working 853 times, reduced the number of households in power outage by about 17,000, and increased the power supply by about 5.1 million kilowatt hours, making every effort to achieve the goal of “zero perception” and “zero impact” for users.