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中国油页岩原位转化技术现状与展望
Current status and prospects of oil shale in-situ conversion technology in China
【摘要】 我国油页岩蕴含的油页岩油资源约为476.44亿t,规模开发将有效缓解我国油气供应的紧张局势。原位转化技术是油页岩资源开发的趋势,但因技术难度和开发成本等限制,尚未实现商业化生产。针对我国油页岩资源特点,国内高校、研究院以及企业先后研发了多种原位转化技术,其中吉林大学和吉林众诚油页岩公司在松辽盆地建设的先导试验成功从地下裂解并采出了油页岩油,在一定程度上验证了原位转化技术的可行性,但仍存在技术成熟度低、试验规模小、原位转化成本高和油气采收率低等不足。油页岩资源的原位转化在我国的能源需求与双碳目标下面临着机遇与挑战,需要在高效加热、储层改质、降本增效、低碳可持续发展等方向开展技术攻关,同时国家政策引导与产学研合作也是推进油页岩原位转化走向商业化的必要措施。
【Abstract】 China’s oil shale resources contain about 47 billion tonnes of shale oil, and its large-scale exploitation will effectively alleviate the current oil and gas supply situation in China. In-situ conversion, which is the trend for exploiting oil shale resources,has not yet been commercialized due to the limitations of technical difficulty and high cost. In response to the characteristics of China’s oil shale resources, some universities, research institutes and energy companies have developed a variety of in-situ conversion technologies. Among them, Jilin University and Jilin Zhongcheng Oil Shale Company have constructed three pilot tests in the Songliao Basin, all of which have successfully produced shale oil from underground verifying the feasibility of the in-situ conversion technologies to a certain extent. However, there are still some issues of in-situ conversion technologies, such as low technology maturity, small test scale, high cost and low oil and gas recovery. With the background of the energy demand and the Dual Carbon Targets in China, the in-situ exploitation of oil shale faces both opportunities and challenges, calling for prompt action in the areas of efficient compound heating, reservoir stimulation, cost reduction and efficiency enhancement, low-carbon sustainable development, etc. At the same time, guidance from national policies and cooperation among industry, university and research institutes serve as essential measures to facilitate the commercialization of oil shale in-situ exploitation.
【Key words】 oil shale; in-situ conversion; current state; opportunities; challenges; prospects;
- 【文献出处】 石油科学通报 ,Petroleum Science Bulletin , 编辑部邮箱 ,2023年04期
- 【分类号】TE662
- 【下载频次】22