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摘要:吉林油田创新化学协同增产效果明显
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中国石油网消息:8月25日,从吉林油田获悉,该油田在黑125区块开展低渗透油藏CCUS-EOR技术攻关进程中,创新实施化学协同提采体系,井组日产油量从8.4吨提升至10.3吨,增产效果明显。 China Oil News: On August 25th, it was reported from Jilin Oilfield that during the research and development process of CCUS-EOR technology for low-permeability oil reservoirs in the Black 125 block, this oilfield innovatively implemented a chemical collaborative production enhancement system. The daily oil output of the well group increased from 8.4 tons to 10.3 tons, demonstrating a significant increase in production. 针对二氧化碳驱全液型泡沫体系稳泡能力不足的行业技术瓶颈,吉林油田引入低分子聚合物固态稳泡技术,通过材料优选、配方优化,在多元协同扩大波及体积领域取得实质性成效。试验数据显示,该技术可在水气交替注入基础上,提升气体波及体积6.25%以上,较常规泡沫驱额外提高采收率8.5%。 In response to the industry technical bottleneck of insufficient foam stability in the carbon dioxide-driven fully liquid foam system, Jilin Oilfield introduced the low-molecular polymer solid foam stabilization technology. Through material selection and formula optimization, significant results were achieved in the field of expanding the wave coverage area through multi-factor synergy. The test data showed that this technology could increase the gas wave coverage volume by more than 6.25% based on the alternating injection of water and gas, and increase the recovery rate by an additional 8.5% compared to conventional foam drainage. 吉林油田还配套研发橇装在线连续注入加药装置,实现注采智能管控与全流程监测。经过5个轮次注入试验,区块井组注采压力提升2兆帕,为同类低渗透非均质油藏二氧化碳驱高效开发提供了全新技术路径。 Jilin Oilfield has also developed a skid-mounted online continuous injection and dosing device, enabling intelligent control and full-process monitoring of injection and production. After five rounds of injection tests, the injection and production pressure of the block well groups increased by 2 megapascals, providing a new technical path for the efficient development of similar low-permeability heterogeneous oil reservoirs with carbon dioxide flooding. |
















