Core Viewpoint - The successful operation of the Xinhua Substation marks a significant advancement in smart grid technology and sustainable construction practices in the power supply industry [1][2] Group 1: Smart Control System - The Xinhua Substation is the first intelligent auxiliary control substation operated by the State Grid Zaozhuang Power Supply Company, enabling remote intelligent control of equipment such as lighting, fans, pumps, and air conditioning [1] - The auxiliary control system represents an innovative attempt by the State Grid Shandong Electric Power Company, transforming the traditional on-site operation model [1] Group 2: Sustainable Construction Practices - The construction of the substation included two 50 MVA transformers and 7.05 kilometers of 110 kV transmission lines, with 21 towers erected [1] - The project adhered to the "carbon peak and carbon neutrality" strategy, featuring the first smart construction site, the first 3D-printed wall, and the first set of environmentally friendly gas-insulated switchgear [1][2] Group 3: Innovative Technologies - The smart construction site utilized technologies such as Beidou positioning, drone modeling, and video monitoring for comprehensive safety and quality control, with 4 cameras and 22 smart mobile devices installed [1] - The 3D-printed wall, made from solid waste and renewable resources, reduced carbon emissions, doubled installation speed, and cut labor needs by 50%, completing the project in just one week [2] Group 4: Environmental Impact - The substation is the first in Zaozhuang to use environmentally friendly gas-insulated switchgear, consisting of 6 sections and 28 gas chambers filled with a mixture of 30% sulfur hexafluoride and 70% other gases, reducing sulfur hexafluoride usage by 450 kg [2] - This reduction in sulfur hexafluoride is equivalent to a decrease in carbon dioxide emissions by 10,756 tons, contributing positively to climate change mitigation efforts [2]

Core Viewpoint - The company is innovatively applying 3D printing technology for wall construction at the 110 kV Xinhua Substation, emphasizing green building practices and efficiency in urban electrical infrastructure development [1][3]. Group 1: 3D Printing Application - The 3D printed walls are characterized by zero pollution, recyclability, noise reduction, and artistic customization, representing a new model for green construction in urban electrical projects [1][3]. - The installation speed of 3D printed walls is twice as fast as traditional methods, reducing labor requirements by approximately 50% [3]. Group 2: Project Details - The Xinhua Substation is located in the southeastern part of Tengzhou city, with plans to install two 50 MVA transformers, aiming to integrate modern urban aesthetics with electrical infrastructure [1]. - A total of 86 pieces of 3D printed walls are customized for the project, with a construction period of one week [3]. Group 3: Commitment to Green Construction - The company has a strong focus on green construction practices, implementing various innovative techniques such as steel template firewalls and permeable concrete in substation projects [5]. - The company has received recognition for its green construction efforts, including consecutive awards for star-rated green construction projects and accolades for quality engineering [5].