半废锅航天炉连运590天创纪录

Core Insights - The aerospace long march chemical engineering company has achieved a new record of 590 days of continuous operation for its semi-waste boiler gasifier at Anhui Haoyuan Chemical Group, surpassing the previous record of 489 days [1] - The gasifier has expanded its coal feedstock range to over 20 types, demonstrating versatility in operation [1] Group 1 - The company operates three gasifiers, including a 2000-ton semi-waste boiler gasifier for its caprolactam project, which successfully produced qualified synthetic ammonia products after ignition on September 12, 2023 [1] - The gasifier has maintained a stable steam output of around 50 tons without any decline during the 590 days of uninterrupted operation [1] Group 2 - Continuous R&D innovation in core equipment and process flow has contributed to the operational success, including the use of slag cold wall technology and online ash cleaning technology to address industry challenges [2] - The project features a new three-in-one synthetic gas separation and washing tower, which is cost-effective and space-efficient, while also extending the lifespan of gas pipelines [2] Group 3 - Energy-saving and carbon reduction upgrades have been implemented, such as recovering heat from synthetic gas to produce high-quality steam and optimizing the coal drying system to reduce energy consumption [2] - The company has reported energy savings of approximately 40% by modifying the circulation fan lift when coal quality is stable, and up to 44% when coal quality fluctuates by using variable frequency drives [3]