井下核磁共振流体分析实验室及其应用

Downhole Laboratory for Nuclear Magnetic Resonance Fluid Analysis and Its Applications

井下流体分析在储层实时评价有十分重要的应用.该文介绍了NMR流体分析实验室的发展,并以哈里伯顿的井下NMR流体分析实验室为例,详细讨论了其关键技术,包括探头结构、磁体结构和电路结构,探讨了获取流体核磁共振特性参数的测量方法.NMR流体分析实验室可以获取流体的多种重要参数,结合NMR测井能够进行综合解释,其实时评价性能实现NMR测量的优势.

Downhole fluid analysis is an important tool in real-time evaluation of the reservoir.The paper introduces Halliburton＇s downhole NMR fluid analysis laboratory.The key techniques used in the analyzer were discussed in detail,as well as the methods for obtained fluid characteristics.NMR fluid analysis laboratory can be used to access a variety of important parameters of fluid and achieve real-time evaluation,thus provide a valuable complement to other NMR logging tools.