In order to promote the progress of deep shale gas coiled tubing technology,improve the operation capability and safety level of coiled tubing equipment in deep shale gas Wells,summarize the development status of deep shale gas coiled tubing technology and equipment,and investigate the challenges faced by deep shale gas coiled tubing technology and equipment.This paper analyzes the development demand of deep shale gas coiled tubing technology and equipment,and summarizes the research difficulties of deep shale gas coiled tubing technology and equipment.Based on this,the development direction and research suggestions of deep shale gas coiled tubing operation technology and equipment are put forward,that is,to be equipped with large pipe diameter and ultra-long bottom-depth capability coiled tubing operation equipment,promote the development of extended bottom-depth technology,continuously improve operation safety,strengthen the construction of digital coiled tubing and play a supporting role.At the same time,the structure form and field operation process of coiled tubing equipment with large diameter and ultra-long depth capacity,the structure and operation mode of large diameter and large capacity reel,the new method of extending deep depth,the specific measures to improve the safety of coiled tubing operation,and the usage and supporting requirements of auxiliary equipment are put forward,which have strong guiding significance for deep shale gas coiled tubing operation.The application of coiled tubing in the future should meet the operation requirements of complex Wells such as deep and ultra-deep,ultra-long horizontal section and casing deformation well,which is the main direction of the development and field application of deep shale gas coiled tubing technology and equipment.
关键词
深层页岩气/连续管/作业技术与装备/大管径/油气开发/发展建议
Key words
deep shale gas/coiled tubing/operation technology and equipment/large coiled tubing diameter/oil and gas development/development proposal
维普
万方数据