Core Insights - The flexible DC transmission technology is a key technology for constructing a new power system and supports large-scale renewable energy integration and inter-regional energy cooperation [1][2] - This technology is more flexible and efficient than traditional transmission methods, allowing for real-time adjustment of power delivery and reducing power loss over long distances [1][2] Technology Development - China Electric Power Research Institute (CEPRI) has been a pioneer in flexible DC transmission technology since 2004, developing a proprietary core technology system over nearly two decades [2] - The research team has overcome several global challenges in the field, including converter mechanism and complex stress control, leading to significant advancements in high-capacity flexible DC converters [2] Patent Strategy - CEPRI has implemented a comprehensive patent conversion strategy, creating a high-value patent group consisting of 142 key patents that cover the entire technology chain from basic principles to system control [2][3] - The strategy includes a "core technology decomposition + modular authorization" model, allowing for precise licensing of technology modules to specialized manufacturing companies [3] Industry Impact - The flexible DC transmission technology has been widely applied in major domestic and international power projects, generating direct economic benefits exceeding 11.2 billion yuan and foreign exchange earnings of 262 million euros [4] - Successful implementation of this technology has established a solid foundation for cultivating a high-end power equipment industry cluster worth hundreds of billions [3][4]