Core Viewpoint - China's largest shale gas production base, the Sichuan Southern Shale Gas Field, has surpassed a cumulative gas production of 100 billion cubic meters, highlighting significant advancements in technology and production capacity in the shale gas sector [1] Group 1: Production Achievements - The Sichuan Southern Shale Gas Field is located in the southern Sichuan Basin, covering areas in Luzhou, Yibin, Zhaotong in Yunnan, and Yongchuan in Chongqing [1] - From January to August this year, 237 new wells were put into production, resulting in a new production capacity of 4.5 billion cubic meters and a daily output exceeding 48 million cubic meters [1] - By the end of the year, the annual production of the Sichuan Southern Shale Gas Field is expected to exceed 16 billion cubic meters, accounting for approximately 60% of China's annual shale gas production and 7% of the national natural gas output [1] Group 2: Technological Advancements - The development of the gas field has faced challenges due to deep burial and thin layers, prompting a focus on core technology advancements [1] - Key technological systems developed include geological stability evaluation technology, integrated geological engineering 3D modeling and simulation technology, development optimization technology, rapid drilling technology, and precise fracturing technology [1] Group 3: Resource and Management Developments - Since the production of China's first shale gas well, the Weiyi 201 well, the Sichuan Southern Shale Gas Field has reported proven reserves exceeding 1.5 trillion cubic meters and has over 2,300 production wells [1] - The annual production scale has surpassed 15 billion cubic meters, establishing a solid resource foundation, mature technological system, and adaptive management model, positioning it as a crucial area for increasing natural gas reserves and future production growth [1]
川南页岩气田累产气突破千亿方