Core Viewpoint - The successful completion of the exploration well No. 2 in the Shajingzi Block 3 by the Tarim Branch of Victory Oil Engineering Company demonstrates significant advancements in drilling efficiency and technology [1] Group 1: Drilling Performance - The well was designed to reach a depth of 5640 meters, with an actual drilled depth of 5012 meters, achieving a drilling cycle time reduction of 25.74% [1] - The mechanical drilling speed improved by 17.72% compared to adjacent wells, showcasing enhanced operational efficiency [1] Group 2: Technical Innovations - The company established an expert team to develop a rapid drilling technical plan, focusing on daily safety and technical briefings [1] - Various measures were implemented to address challenges such as developed formation fractures, multi-layer loss zones, and steep formation angles, including segmented circulation and reducing drilling fluid density [1] - The use of a "PDC bit + vertical drilling + direct screw rod" composite speed-up process ensured wellbore quality [1]
单井钻井周期节约25.74%
Qi Lu Wan Bao·2026-02-10 16:14