CTGR(SH:600905) Zhong Guo Hua Gong Bao·2025-12-02 04:26Core Insights - The first integrated demonstration project for green hydrogen by the Three Gorges Group has completed debugging at the Inner Mongolia Sanxia Wulanchabu source network load storage technology research and testing base [1] - The project focuses on four core areas: hydrogen production, storage, transportation, and refueling, creating a complete closed-loop process for green hydrogen [1] Group 1: Hydrogen Production - The project utilizes Proton Exchange Membrane (PEM) electrolysis technology to match the volatility of wind and solar resources, designed for renewable energy absorption and load regulation [1] - The electrolysis system has a second-level response capability, effectively adapting to the intermittent and fluctuating output of renewable energy [1] Group 2: Hydrogen Storage and Transportation - The project addresses industry pain points such as low hydrogen density, storage and transportation difficulties, and high costs by implementing a multi-pressure level hydrogen storage system [2] - A low-temperature liquid hydrogen tank capable of meeting a 7-day storage requirement has been constructed, exploring the technical path for collaborative storage and transportation of high-pressure gaseous hydrogen and liquid hydrogen [2] Group 3: Refueling and Application - The project has developed a hydrogen refueling testing platform that operates reliably in extreme cold conditions, specifically designed for temperatures as low as -30 degrees Celsius [2] - The system features automated control throughout the entire process and supports testing requirements for two mainstream pressure levels of 35 MPa and 70 MPa [2] - A 200 kW/120-hour hydrogen fuel cell combined heat and power storage system has been built to validate the application potential of green hydrogen as a zero-carbon energy source [2]