测井仪器中几种电动机的性能比较与选型研究  

Several motor performance comparison and selection study in the logging instrument

作　　者：郝桂青[1] 

机构地区：[1]中海油田服务股份有限公司

出　　处：《石油仪器》2013年第6期38-40,43,共4页Petroleum Instruments

摘　　要：文章介绍了作为井下测井仪器液压动力系统中动力源-电动机的种类、工作的基本原理,分析比较了几种电动机在井下测井仪器中应用的性能优缺点、选型及应用的发展趋势。This paper describes the power source in hydraulic power system of the downhole logging tool and its basic principles, and the paper also analyses and compares performance advantages and disadvantages, selection and developing trends of several motors applied to the downhole logging tool.

关 键 词：井下测井仪器 液压动力系统 高温高压环境 交流异步电机 直流无刷电机 位置传感器 

分 类 号：TE132[石油与天然气工程—油气勘探]