废水变“活水” 润透产业链

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 into reusable water, significantly improving water resource management in the region [1][2][4] Group 1: Wastewater Treatment Innovations - The Xuwei New Area has implemented a smart water resource recycling system that processes nearly 100 cubic meters of wastewater per minute, achieving a treatment capacity of 232,000 tons per day and a reuse capacity of 170,000 tons per day [1] - In 2022, 70% of the wastewater in the industrial park was recycled, amounting to 18 million cubic meters of reused water [1] Group 2: Economic Benefits and Water Rights Trading - The introduction of a water rights trading mechanism allows companies to trade their recycled water quotas, enabling large water consumers to reduce costs while allowing water-saving companies to monetize their saved water rights [2] - In 2024 alone, this mechanism is expected to save companies approximately 8.6 million yuan in costs related to purchasing desalinated water [2] Group 3: Expansion of Recycled Water Projects - A new recycled water plant in the Linyang County Lingang Industrial Park, with an 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, expandable to 80,000 tons [3] Group 4: Smart Water Management and Policy Support - The implementation of a smart water management system allows real-time monitoring of unconventional water usage across 18 key water-consuming enterprises, enhancing the efficiency of water resource allocation [4] - The local government is actively promoting the construction of a comprehensive recycled water network, expanding its applications beyond direct discharge to include industrial, municipal, and ecological replenishment [4]