国家“十四五”电力发展规划重点工程津南500千伏输变电工程投产送电

Core Insights - The Tianjin 500 kV Xianping Substation has officially commenced operation, marking the 12th 500 kV substation in Tianjin and a significant milestone in the national "14th Five-Year" power development plan [1] Group 1: Project Overview - The first phase of the project has a total investment of approximately 707 million yuan, with construction starting in July 2024 and lasting for 17 months [1] - The new substation and associated transmission lines will enhance the power capacity by 2.4 million kVA, addressing regional load growth and supporting high-quality economic development in southern Tianjin [1] Group 2: Environmental and Technological Innovations - The project integrates green construction and technological innovation, utilizing transformers that meet national standards of energy efficiency, reducing energy loss by about 5% annually compared to standard transformers [1] - The construction employs prefabricated steel structures, improving efficiency by 30% to 40% compared to traditional reinforced concrete methods [1] Group 3: Operational Impact - The commissioning of the substation will optimize the power supply structure and alleviate high load conditions at existing 500 kV substations, enhancing the overall power supply capacity of the grid [2] - This project is the first 500 kV transmission and transformation project fully initiated and debugged by State Grid Tianjin Electric Power, showcasing meticulous planning and management throughout all construction phases [2]