辽宁837亿元华锦阿美项目主要生产装置实现机械竣工

Core Insights - The Huajin Aramco fine chemical and raw material engineering project has achieved mechanical completion of all 32 major production units, marking a significant milestone in its development [1][3] - The total investment for the project is 83.7 billion yuan, which includes the construction of a 15 million tons per year refining capacity and a 1.65 million tons per year ethylene unit [1][3] Project Overview - The project commenced in March 2023 and has now reached mechanical completion of all major production units [1] - Key production units include a 1.65 million tons per year ethylene unit, a 2 million tons per year aromatics complex, a 1 million tons per year C4 complex, and a 200,000 tons per year polyether polyol unit [1][3] Construction Achievements - The project team focused on green and low-energy consumption goals during the design phase and quickly initiated procurement for long-cycle equipment [3] - The construction faced challenges such as limited space, multiple concurrent operations, and high lifting difficulties, which were managed through parallel progress in concrete, piping, steel structure, and equipment installation [3] - The ethylene unit is noted as the largest single ethylene unit in China, with significant progress made to ensure mechanical completion within the year [3] - The project team set an industry record by successfully lifting a 2,100-ton propylene distillation tower and a nearly 1,000-ton ethylene distillation tower on the same day [3] - In the aromatics complex, a 4,366-ton heavy liquid extraction tower was successfully lifted in one go, utilizing a modular approach to reduce high-altitude work by 60% and save over 50 days in installation time [3] - Quality control measures were strictly implemented in the polyether polyol unit construction, establishing a comprehensive inspection system to ensure traceability and verifiability of the construction process [3]