媒体报道︱深海油气成我油气产量重要增长极

Core Viewpoint - The recent data from China's offshore oil and gas sector indicates significant potential in deep-sea oil and gas production, with projections for substantial increases in output by 2025 [2][3]. Group 1: Production Projections - By 2025, China's largest offshore gas field, "Deep Sea No. 1," is expected to exceed an oil equivalent production of 4.5 million tons, comparable to medium-sized onshore oil fields, with advanced production operation and maintenance technologies [2]. - The cumulative oil and gas production from the offshore gas fields around Hainan Island, including "Deep Sea No. 1," is projected to surpass 10 million tons of oil equivalent by 2025, doubling the production compared to the end of the 13th Five-Year Plan, with deep-sea fields contributing over 90% of the new production in the region [2]. - The Bohai Oilfield, China's largest offshore oil field, is anticipated to achieve a cumulative oil and gas production of over 40 million tons of oil equivalent by 2025, marking a historical high [2]. Group 2: Exploration and Development Efforts - According to the "China Marine Energy Development Report 2025," China's offshore oil production is expected to reach approximately 6.8 million tons, reflecting a year-on-year increase of about 250,000 tons, accounting for 80% of the national oil production increase [2]. - As of the end of Q3 2025, China has made five new discoveries in its maritime areas, successfully evaluated 22 oil and gas structures, and launched 11 new projects, indicating a robust exploration effort [2]. - Significant breakthroughs have been achieved in the Beibu Gulf Basin, including the discovery of China's first deep and ultra-deep clastic rock oil field with a billion-ton capacity, the Huizhou 19-6 oil field [2]. Group 3: Technological Advancements - "Deep Sea No. 1" is noted for being the most challenging offshore gas field developed by China, with a maximum operational water depth exceeding 1,500 meters and a geological temperature reaching 138 degrees Celsius, boasting proven geological reserves of over 150 billion cubic meters of natural gas [3]. - The field's core facilities, including the "Deep Sea No. 1" energy station and the "Four Stars in a Row" platform group, possess the capability for deep-sea oil and gas processing, enabling on-site separation and transportation of natural gas and crude oil [3]. - Daily production from "Deep Sea No. 1" includes 15 million cubic meters of natural gas and over 1,600 tons of condensate oil, with plans to achieve an annual natural gas production of 5 billion cubic meters by 2025, surpassing the designed capacity peak [3].