11万小时“超级长跑”：戈壁“钢铁心脏”守护西气东输

Core Viewpoint - The article highlights the significant advancements in domestic gas turbine-driven compressor technology in China, showcasing the successful operation and maintenance of the CGT25-D model, which has achieved a record of 110,000 operational hours, marking a shift from reliance on imports to self-sufficiency in this critical technology [2][3][4]. Group 1: Technological Advancements - The CGT25-D gas turbine-driven compressor is a major technological breakthrough in China's industrial gas turbine sector, with a single unit capable of generating 30,000 kilowatt-hours of electricity per hour [3]. - Initial operational challenges included excessive lubricant consumption, which was reduced from 200 liters per day to levels comparable to imported units through technical optimizations [4]. - The maintenance team has successfully reduced the frequency of equipment failures from 13 times per year to zero, demonstrating the effectiveness of their preventive maintenance strategies [4][5]. Group 2: Operational Excellence - A specialized maintenance team of eight has been established to ensure the reliable operation of the compressors in extreme environmental conditions, with over 60% of their time dedicated to preventive maintenance [5]. - The team has documented and standardized the entire fault-handling process, contributing to the gradual realization of autonomous maintenance capabilities for the equipment [5]. Group 3: Broader Impact - The operational experiences and technological advancements from the compressor units have been applied to ensure the safe operation of the West-to-East Gas Transmission Project, which has transported 928.7 billion cubic meters of natural gas, benefiting over 400 cities and nearly 500 million people [7]. - The company aims to further promote the localization of key oil and gas pipeline equipment, enhancing national energy security and contributing to high-quality development in the energy sector [7].