Qi Lu Wan Bao Wang·2025-08-14 12:56Core Viewpoint - The successful completion of the land construction phase of the Huizhou 25-8 oil field comprehensive adjustment project marks a significant advancement in the South China Sea's eastern oil field capacity construction, transitioning to the offshore installation phase [1] Group 1: Project Overview - The Huizhou 25-8 DPPB platform is a large-scale offshore oil and gas production facility, measuring 81 meters in length, 44.5 meters in width, and 81.2 meters in height, with a total weight of approximately 14,370 tons [3] - The platform will serve as the largest water injection development platform in the eastern South China Sea, equipped with 107 sets of equipment for various functions including intelligent oil extraction and gas recovery [3] Group 2: Environmental and Technological Innovations - The project promotes the application of green low-carbon advanced technologies, including the first production water waste heat power generation device developed by China National Offshore Oil Corporation (CNOOC), which can reduce carbon dioxide emissions by approximately 11,800 tons annually [5] - The use of TMCP high-strength steel in the construction process contributes to a 10% reduction in metallurgical process emissions and a 5% reduction in processing emissions, supporting the green transformation of China's marine engineering equipment manufacturing industry [5] Group 3: Construction Efficiency and Techniques - The project team adopted a "land-based to sea, land-sea interaction" principle, achieving a 33% reduction in the high-altitude assembly workload by dividing the entire structure into nine large sections for assembly [7] - Innovative construction methods, such as double-layer prefabrication and the use of SPMT for transportation, significantly improved efficiency, allowing for the completion of over 6,000 pipelines and 280,000 meters of cable installation within 9.5 months [9] - The platform's upper block is scheduled for transportation to the Pearl River Estuary for installation by the end of August, which will enhance the oil recovery rate and extend the oil field's lifespan [9]