一种多频感应测井仪激励电路设计

多频感应测井是一种新兴的技术,有诸多传统测井技术无法比拟的优点。激励电路的设计是仪器重要的一环,它决定了仪器的感应强度。本文通过分析激励频率、效率和放大类型的关系,解析E类放大器的工作原理,从最优化激励效果的角度,提出了多频感测井激励电路的设计思路,并通过仿真软件进行参数仿真设计。仿真实验结果验证了所选择激励电路的正确性及先进性,为后续测井仪器激励电路的设计提供了依据。

Design on the exciting circuit of novel multi-frequency induction logging tool

Multi-frequency Induction Logging is a novel well-logging technology and has a great deal of advantages compared with traditional ones.Exciting circuit is very important to this technology because the it is the main factor of determining the intensity of induction.This paper analyzes the relation of the amplifier type and transmitter frequency and efficiency of Multi-frequency Induction Logging Tool and the working principle and presents the design of Multi-frequency Induction Logging exciting circuit from the anger of optimizing exciting effect.Through simulating real working environment,the experiment result shows the exciting circuit we select is correct and reliable.The research work in this paper provides a valuable reference on the design for logging tool.