连云港构建全域协同的再生水“大循环”

Core Insights - The article highlights the innovative wastewater treatment and recycling initiatives in Lianyungang, particularly in the Xuwei New Area, which has transformed industrial wastewater management and created a sustainable water resource cycle [1][2][4] Group 1: Wastewater Treatment Innovations - The establishment of the Fangyang Water Industrial Wastewater Comprehensive Treatment Center has introduced a tailored approach to wastewater management, allowing for the precise treatment of different wastewater types [1] - The center has a wastewater treatment capacity of 232,000 tons per day and a centralized wastewater recycling capacity of 170,000 tons per day, achieving a 70% recycling rate of wastewater in the park last year, equating to 18 million cubic meters [1] - The implementation of a dual-membrane recovery process has not only reduced the environmental burden but also enhanced the economic value of water resources through a water rights trading mechanism [2] Group 2: Regional Water Resource Development - A new recycled water plant in the Lianyun County Lingang Industrial Park, with a total investment of 500 million yuan, is set to process 40,000 tons of wastewater daily, providing 10.95 million cubic meters of recycled water annually [3] - Plans are underway for a 10-kilometer pipeline to supply recycled water to the Lianyungang Port, with an initial supply capacity of 40,000 tons per day, expanding to 80,000 tons in the future [3] Group 3: Smart Water Management - The implementation of a smart metering system for unconventional water usage among 18 key water-consuming enterprises has enhanced real-time monitoring and efficient allocation of water resources [4] - The city is advancing a comprehensive recycled water network to expand applications beyond direct discharge into rivers, targeting industrial, municipal, and ecological replenishment [4] Group 4: Sustainable Development and Collaboration - The initiatives in Lianyungang represent a collaborative effort between government and enterprises, promoting a sustainable development model that leverages water resource recycling for industrial upgrading and ecological improvement [4]