Core Viewpoint - The Xiushan Island LHD Ocean Current Power Station in Zhejiang Province is the world's only operational ocean current power station, having generated approximately 7.83 million kilowatt-hours of electricity for the national grid over eight years of stable operation [2][4]. Group 1: Project Overview - The LHD Ocean Current Power Station is located in a region with significant tidal energy resources, benefiting from strong tidal currents and the geographical conditions of the Zhoushan archipelago [2][4]. - The project was initiated in 2014, with the first generation of 1 MW tidal energy generator, "Qiaolian," successfully deployed in August 2016 [4]. - The fourth generation of the power station, featuring a 1.6 MW generator named "Fenjin," was launched on February 24, 2022, marking a significant technological advancement in China's marine clean energy sector [4]. Group 2: Technological Advancements - The research and development team has made significant improvements in efficiency, stability, and reliability with each new generation of the power station [3][4]. - The cost of electricity generated has decreased from 106 yuan per kilowatt-hour for the first generation to 1.1 yuan per kilowatt-hour for the fourth generation [5]. - Future plans include the development of a fifth-generation generator aimed at the East China Sea "Kuroshio" area, with an expected cost of electricity below 0.3 yuan per kilowatt-hour [5]. Group 3: Recognition and Impact - The LHD Ocean Current Power Station is recognized as the only project globally that has been continuously connected to the grid for over eight years, highlighting its significance in the field of marine energy [4]. - In September 2024, the International Energy Agency will feature the power station as one of the top 20 marine energy projects worldwide, underscoring its innovative contributions to clean energy [4].

Core Insights - The LHD Marine Tidal Energy Power Station is the world's first and longest-running tidal energy project that has achieved stable grid connection, operating for over eight years [2] - The project utilizes a "platform + modular" technology approach, enhancing tidal energy utilization and stability, and has achieved megawatt-level stable grid-connected power generation [1][2] - The cost of tidal energy has significantly decreased from 106 yuan per kilowatt-hour to 1.1 yuan per kilowatt-hour, with expectations to drop below 0.3 yuan per kilowatt-hour in future iterations, making it competitive with traditional coal power [3] Industry Developments - The International Energy Agency recognizes the LHD power station as the only tidal energy station that has continuously supplied power to the national grid for over eight years, marking a significant milestone in marine energy development [2] - China's 2030 carbon peak action plan emphasizes the exploration of marine renewable energy sources, including tidal energy, as part of its broader energy strategy [2] - The LHD project was included in the IEA-OES report as one of the top 20 highlights in the global marine energy sector, showcasing its significance in the industry [2]