Core Insights - The "Warm Nuclear No. 1" (Rongcheng) nuclear heating project has been officially operational since November 15, providing stable indoor temperatures around 23°C for residents [1][2] - Rongcheng becomes the third city in Shandong to adopt nuclear heating, following Yantai Haiyang and Weihai Rushan, contributing to a "zero-carbon" initiative [1] Heating Technology - The project utilizes a dual-machine series large temperature difference heating technology, allowing for significant enhancement of heating capacity and flexible adjustment based on demand [1] - The heating process involves steam extraction from the nuclear power unit's secondary circuit, ensuring no radioactive water exchange occurs, thus maintaining safety [1] Economic and Environmental Benefits - Nuclear fuel costs account for only 20% of the total nuclear power generation costs, ensuring stable heating prices unaffected by fuel transportation or extreme weather [2] - The project is expected to save 120,000 tons of standard coal annually and reduce emissions of CO2 by 360,000 tons, NOx by 2,066 tons, SO2 by 2,173 tons, and smoke dust by 1,258 tons, significantly improving local air quality and marine ecology [2] - "Warm Nuclear No. 1" is China's first commercial demonstration project for nuclear heating, having safely operated for six heating seasons and serving 400,000 households with clean energy [2]