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介绍了一种适用于浅层超稠油水平井的副管生产测井新技术。该技术采用特殊的井下测试仪器串和井口密封装置,通过泵送仪器输送法在副管内将测试仪器输送到水平井段的预定位置,经过一定时间的热交换平衡后,可通过测井钢丝或测井电缆逐点测试水平井段的温度变化,达到生产测井的目的。通过现场试验表明,该技术具有结构简单、施工方便、安全可靠及不停抽即可测试等优点,适用于斜直水平井的生产测井要求,解决了浅层斜直水平井段生产测井方面的困难。
A new logging technology for secondary pipe production which is suitable for horizontal super-heavy oil horizontal wells is introduced. The technology uses a special downhole instrument string and wellhead seal device, by pumping instrument delivery method in the secondary pipe test equipment will be transported to a predetermined position of the horizontal section of the well, after a certain period of heat exchange equilibrium, by logging wire or Logging cable test point by point temperature changes in the horizontal section, to achieve the purpose of production logging. The field test shows that the technology has the advantages of simple structure, convenient construction, safe and reliable, and non-stop pumping test. It is suitable for the production logging requirements of horizontal wells with oblique horizontal wells and solves the problems of production logging in horizontal inclined horizontal wells Difficulties in the area.