分布式光纤测温技术在油田开发中的发展潜力

摘要

分布式光纤测温技术（DTS）是一种实时连续较为准确测量温度剖面的新兴技术。从分布式光纤测温的基本原理和光纤安装方式、类型出发，介绍了分布式光纤测温技术在油田开发中的应用并说明了实施分布式光纤温度测试的选井标准，阐述了分布式光纤测温技术在监测油井动态生产信息方面与其它常规监测技术的优势并对其进行了经济评价。研究分析表明分布式光纤测温技术在油气井生产动态监测与优化和复杂油气藏的高效开发中具有巨大的潜力。%The fiber optic distributed temperature sensing(DTS) technology is a newly developed technology of obtaining continu⁃ous and accurate temperature profile in real time. From the fundamental principle of fiber optic distributed temperature sensing, in⁃stallation forms of fiber optic cables and monitoring types of DTS measurement system, DTS applications in oilfield development and selection criteria for DTS candidate wells are introduced, meanwhile, the advantages of DTS compared to other conventional monitoring technologies in the aspect of monitoring well performance are expounded, and the economic evaluation of those monitor⁃ing technologies is conducted. The research and analysis show that fiber optic distributed temperature sensing technology has great potential for well performance monitoring, optimization and high efficient development of complex reservoirs.