测井仪器遇阻遇卡报警装置

An automatic alarm device for logging tools get blocked or stuck.

文章提出了一种依靠电缆张力突变来自动判断测井过程中遇阻遇卡并报警提示的方法,给出了电路设计框图,阐述了电路原理和设计参数。所设计电路使用电缆张力和测井方向信号作为输入,可应用于各种测井系统中。

This paper introduces a new device which can give an alarm automatically once downhole logging tools get blocked or stuck.It gives out the circuit diagram and describs the circuit priciple and the element parameter selecton.The tension of wireline and the direction of wireline running are the input of this circuit.The device is available for all kinds of logging systems.