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绿色城市能源如何达成?专家认为有三大路径 |大咖聊营商
Xin Lang Cai Jing· 2025-07-10 07:10
Core Viewpoint - Shanghai is actively exploring innovations in the green low-carbon sector, focusing on optimizing the business environment for green low-carbon industries to build a competitive industrial system and a green economic growth hub [1] Group 1: Clean Energy Innovations - The company Shanghai Fuzhijie Technology Co., Ltd. is implementing innovative practices in clean energy, proposing three main pathways: utilizing waste heat from sewage and sludge, producing and storing green hydrogen from sewage and sludge, and converting urban organic solid waste into green fuel [1][2] - The energy structure in China is rapidly transitioning towards non-fossil energy, with expectations that by 2050, non-fossil energy will account for over 70% of the energy mix [1] Group 2: Heat Pump Technology - Heat pump technology is highlighted for its potential in utilizing low-grade heat, capable of converting low-temperature heat into high-quality energy, particularly effective in applications below 200°C [2] - A case study of a sewage treatment plant with a daily capacity of 200,000 tons shows that extracting a temperature difference of just 5°C can yield over 1.16 million kWh of thermal energy, significantly reducing carbon emissions from fossil fuels [2] Group 3: Hydrogen Production and Storage - The company has developed a full-chain solution for hydrogen production and storage from urban sewage, utilizing solid-state hydrogen storage technology to safely store and release hydrogen at ambient temperature and low pressure [2][3] - The world's first full industrial chain application project for hydrogen production from sewage and sludge has been established at the Shanghai Bailong Port sewage treatment plant, receiving recognition from the United Nations Industrial Development Organization and local authorities [3] Group 4: Green Fuel Production - The company emphasizes the potential of sludge and waste as green fuel materials, aligning with international goals for near-zero emissions in shipping and increasing sustainable aviation fuel (SAF) in aviation [4] - Shanghai generates over 10,000 tons of wet waste daily, which could produce over 300 million tons of biogas annually through anaerobic fermentation, potentially yielding over 400,000 tons of green methanol if fully converted [4] - The proposed technology route for biogas conversion to green methanol aims to reduce costs by over 30% compared to mainstream international technologies, with plans to establish a pilot project in Shanghai [4] Group 5: Future Energy Landscape - The company aims to integrate urban environmental infrastructure with the hydrogen industry, expanding applications such as hydrogen refueling stations and combined heat and power systems [4][5] - The company plans to promote the transformation of urban sewage and waste treatment plants into energy factories through a triad of pollution control, energy conservation, and circular economy initiatives [4]