Group 1 - The highest electricity load in Shandong's power grid reached 1.3021 million kilowatts, marking the eighth historical high this summer [1] - Since June, the power load in Shandong has exceeded 100 million kilowatts for 61 days, a first in the province's power history [1] - The State Grid Shandong Electric Power Research Institute is committed to ensuring power supply during peak summer, leveraging digital and intelligent technology innovations to enhance grid supply capabilities [1] Group 2 - The summer season poses significant challenges to the stability of the distribution network due to severe weather conditions, prompting the development of differentiated prevention and control strategies [3] - Specific lightning protection plans have been created based on regional lightning characteristics, significantly reducing faults caused by lightning strikes [3] - A standardized insulation spraying technique has been implemented on over 1,300 distribution lines to address faults caused by foreign objects during strong winds [3] Group 3 - The optimization of distribution network business systems has provided robust technical support for power supply during peak summer [4] - Advanced features such as "self-healing" and "one-click transfer" have been developed and implemented across 17 cities, enhancing fault detection and repair efficiency [4] - Real-time monitoring of over 200,000 distribution stations has enabled precise fault assessment and rapid repairs, improving power supply reliability [4] Group 4 - A new technology combining local rapid response and global coordination has been introduced to quickly isolate faults and minimize power outage impacts [6] - This technology has been deployed on over 200 distribution lines since June, successfully isolating faults in all seven incidents, preventing outages for 390 transformers [6] - The implementation of this technology has significantly improved fault handling efficiency and power supply reliability [6] Group 5 - The pressure on distribution cables has increased due to rising electricity loads, necessitating advanced detection methods for potential faults [7] - Innovative algorithms and diagnostic devices have been developed to accurately identify and assess cable defects, addressing traditional detection challenges [7] - Since the peak summer period began, this technology has been applied in over 1,200 locations, preventing 15 cable faults and enhancing supply reliability [7]