Two well records of the Great Wall well logging sub cluster perforating construction
The author China petroleum network news in September 6th from the Great Wall drilling logging company was informed that the company of South Sichuan shale gas project successfully completed YS113H1-7 wells pumping bridge plug clustering perforation, created this domestic technique of pumping the longest horizontal section, construction section number, cluster number two new records.
YS113H1-7 well is located in Weixin County, Yunnan City, Zhaotong province. The well depth is 5112 meters, and the horizontal section is 2512 meters. It belongs to the key well of the group company. After receiving the construction task, logging company technology demonstration in strict accordance with the requirements of the fracturing pump, using the simulation calculation of cable head tension, weakness of the pump displacement, weight of the tool string and tools of collusion and other engineering parameters to the simulation software, the preparation of construction design in detail. Seriously inspect and maintain equipment, tools, equipment optimization, construction preparation. In July 26th, the well began to construct a bridge - plug - graded perforation operation. After a month of accurate construction, successfully completed the well from second to forty-sixth sections of the plug and perforation operations, the construction has reached the design requirements, construction quality qualified, won the high praise of Party A. The well pumping plug is divided into 130 sections. The pumping section is 2512 meters. The number of construction segments and the number of clusters are 44 fully soluble bridge plugs and two clusters, all of which are the most important ones in china.
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