In 2023 China's oil and gas production engineering made technological breakthroughs and achieved outstanding innovative results in areas such as effective production in new area, tapping potential and increasing efficiency in old fields,digital and intelligent development, and green low-carbon transformation. In the field of layered injection, the level of AI continued to improve and the scope of technological adaptation further expanded, significantly enhancing the level of refinement in layered injection. In the field of artificial lifting, the new high-efficiency lifting technology index reached a new height, with significant improvement in mechanical mining, efficiency and digital level, and significant energy-saving and consumption reduction effects. The development of gas production technology towards green and intelligent gas production, full lifecycle fine gas production, and composite drainage gas production effectively promoted the leapfrog growth of natural gas production. In the field of reservoir modification, unconventional horizontal well volume fracturing 2.0 was developing towards refinement and personalization, and innovative breakthroughs were made in fracturing theories, equipment tools and materials, and fracture monitoring technology, which would provide a strong guarantee for high-efficiency exploration and development of oil and gas. In the field of downhole operation, there were significant technological progress in the areas of pressure work, continuous tubing operation, digital intelligent well workover operation and downhole operation under complex working conditions, which effectively ensured the healthy production of oil, gas and water wells. These technological advancements provided strong support and engineering guarantees for the high-quality development of oil and gas field development business.

oil and gas production  /  layered injection  /  artificial lifting  /  reservoir modification  /  gas production technology  /  downhole operation