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渤海钻探井下作业公司完成塔里木油田首口压裂井施工
Zhong Guo Hua Gong Bao· 2025-11-12 02:12
Core Viewpoint - The successful completion of the multi-pulse high-energy gas fracturing well at the Tarim Oilfield marks a significant advancement in reservoir enhancement technology, providing a viable model for efficient utilization of old well reservoirs and accumulating key practical experience for similar future projects [1][2] Group 1: Technology and Process - The multi-pulse high-energy gas fracturing technology utilizes special propellant combustion to generate high-temperature and high-pressure gas, creating high-speed loading vector shock waves in the target well section, which constructs multiple radial fractures in the reservoir [1] - This technology improves near-wellbore flow channels, connects more natural fractures, and expands the flow area around the well, ultimately achieving increased production for oil and gas wells and enhanced injection for water wells [1] - Compared to conventional reservoir modification techniques, this new process offers significant advantages such as simpler construction procedures, lower operational costs, and no need for subsequent flowback operations [1] Group 2: Implementation and Quality Control - Upon moving to the Zhonggu 51 well, the company formed a technical task force to focus on the new technology, thoroughly analyzing its characteristics and developing a detailed implementation plan based on well conditions [1] - The company prepared a multi-dimensional inspection checklist covering key aspects such as casing performance testing, on-site safety facility setup, and employee responsibility allocation, with designated personnel conducting strict checks [1] - To address potential risks such as pressure fluctuations and equipment compatibility, the company organized comprehensive technical training and emergency simulation drills for all personnel, ensuring familiarity with standardized operating procedures and emergency response points [1][2] Group 3: Team Performance and Outcomes - During the construction process, technical personnel actively engaged with expert teams to provide real-time feedback on construction data, dynamically optimizing operational details to ensure a smooth and controllable fracturing process [2] - The successful completion of the fracturing operation demonstrated the company's significant breakthrough in the application of new reservoir modification technologies, showcasing the technical strength and collaborative capabilities of the construction team under complex well conditions [2] - This achievement contributes to the exploration of low-cost, high-efficiency, and cleaner reservoir modification technologies for the construction sector [2]