中国火电技术打破世界纪录！破解新能源“靠天吃饭”电网困局

Core Insights - A technological revolution in energy security is underway, with Chinese scientists achieving a record in thermal power efficiency, addressing global challenges related to renewable energy grid fluctuations [1] Group 1: Breakthrough Technology - The world's first 660 MW high-efficiency ultra-supercritical circulating fluidized bed boiler has successfully operated for one year, marking a significant advancement in clean power generation technology [3] - This "super boiler" operates at main steam temperatures of 605°C and reheat steam temperatures of 623°C, elevating circulating fluidized bed power generation technology to a new efficiency level [3] - The technology addresses the industry challenge of frequent peak load adjustments leading to equipment fatigue, achieving breakthroughs in ultra-high parameters, ultra-low emissions, and ultra-low energy consumption [3] Group 2: Addressing Renewable Energy Challenges - The rapid development of renewable energy sources like wind and solar has created unprecedented volatility in the power grid, making energy consumption from these sources a global challenge [5] - The "super boiler" serves as a stabilizing force for the grid, enabling power plants to quickly and flexibly adjust output to match the intermittent nature of renewable energy generation [5] - This unit can annually convert approximately 2 million tons of low-calorific "waste" materials, such as coal slurry and coal gangue, into valuable resources, showcasing a strong commitment to energy security and green development [5] Group 3: Transformation of Thermal Power - Traditionally viewed as high-pollution and low-efficiency, thermal power in China is transitioning to a clean coal power supply system, with over 60% of coal power units being ultra-supercritical [6] - Advanced thermal power units can rapidly adjust loads to fill supply gaps when renewable energy generation is unstable, and reduce loads quickly when renewable energy is abundant, thus acting as stabilizers for the power grid [6] - China is leading the way in constructing a new power system characterized by high parameters, intelligence, and low carbon emissions, representing a strategic shift towards energy security and sustainable development [6]