摘要
GY-74型测井仪,在油田已被广泛应用,我们根据多年来的维修经验,总结了几种常见故障的现象及检查的方法。地面面板很少出故障,即使发生故障,也大多是整流二极管或稳压管损坏,其它方面的故障非常少见。因此,我们只总结了井下仪器方面的故障,供维修人员参考。
Model GY-74 induction logging Devices are widely used in the Oil-fields. On the basis of our maintenance experience of years, several commonfailures and their elimination are presented in this paper. As for the surfacepanels, they seldom have troubles, if there are any, most of them belong tothe damage of rectifier diode or voltage stabitizer, troubles of other kindsare very rare. So This paper only presents failures related to downhole toolsfor reference to maintenance personnels.