Core Viewpoint - The successful operation of the 2000-ton semi-waste gasification furnace developed by Aerospace Changzheng Chemical Engineering Co., Ltd. has set a new world record for continuous operation, achieving over two years of stable performance, significantly enhancing the competitiveness of ammonia products in the market [2][3][5]. Technology and Innovation - The semi-waste gasification technology has been recognized as a core technology in the coal gasification field, supported by national policies aimed at promoting energy efficiency and carbon reduction [3][11]. - The gasification unit has successfully expanded the range of coal feedstock to over 20 types, maintaining stable operation despite variations in coal quality [3][11]. - Innovative technologies developed include slag cold wall technology, vibration ash cleaning technology, and a new slag water treatment process, resulting in 13 authorized patents, including 4 invention patents [7][9]. Operational Efficiency - The gasification furnace operates at a pressure of 4.0 MPa, with an effective gas output of 130,000 standard cubic meters per hour, and produces high-pressure saturated steam at a stable rate of 45 tons per hour without decline [9][10]. - The comprehensive energy consumption for liquid ammonia production is controlled at 1130 kg standard coal per ton, significantly improving market competitiveness and profitability [9][10]. Environmental Impact - The operation of the semi-waste gasification furnace allows for the recovery of high-quality thermal energy equivalent to 50,000 tons of standard coal annually, reducing carbon dioxide emissions by 130,000 tons [10][11]. - The technology exemplifies successful energy recovery and utilization, contributing to cleaner, efficient, and low-carbon coal utilization [10][11]. Industry Significance - The successful operation of the semi-waste gasification furnace serves as a valuable practical example for the promotion of semi-waste gasification technology in the coal chemical industry, supporting the transformation and upgrading of the sector [11]. - The technology has been applied in 11 engineering projects, totaling 47 gasification furnaces, providing solid technical support for energy security and carbon reduction in the modern coal chemical industry [11].

中化新网讯 我国半废锅煤气化装置运行诞生一项新的世界纪录。截至9月11日，航天长征化学工程股份 有限公司自主研发的2000吨级半废锅航天粉煤加压气化装置(下称"半废锅航天炉")，在安徽昊源化工集 团五期项目气化装置应用的A级连续运行时间已满2年，突破气流床气化技术连续运行世界纪录。截至 发稿时，该装置仍在满负荷连续稳定运行中。 据昊源集团有关负责人介绍，该公司年产30万吨合成氨、40万吨尿素联产20万吨己内酰胺搬迁改造项目 采用了4.0兆帕气化压力、2000吨级半废锅航天炉，这是昊源集团采用的第七台航天炉。该气化装置于 2023年9月12日一次点火开车成功，次日产出合格的合成氨产品。自投产以来，该气化炉实现了连续不 间断的安全、稳定、长周期、满负荷、高效率运行，而且蒸汽产量不衰减。半废锅航天炉的高效持续稳 定运行，使液氨综合能耗达1130千克标煤/吨，极大提升了产品市场竞争力；每年还可回收高品位热能 折标煤5万吨，减排二氧化碳13万吨，有效推动煤炭清洁、高效、低碳利用，为昊源集团带来了显著的 经济效益与社会效益。 据介绍，在气化装置开车后，昊源集团不断拓宽气化原料煤的指标范围，将气化原料煤范围拓展至20余 种 ...