SWFL-B水流测井仪上采集短节电路工作原理及故障排除

Working Principle and Maintenance of SWFL-B Water Flow Logging Tool

SWFL-B水流测井仪是一种用于测量油管内、套管内外水流的仪器,被广泛应用于吸水剖面测井中。介绍了SWFL-B水流测井仪上采集短节的电路工作原理,包括采集控制、灯丝、阳极高压和靶压控制等电路的信号产生及采样流程,对其在测井过程中出现的常见故障进行了分析,并提出了排除故障的思路和方法。

SWFL-B water flow logging tool is used to measure water flow inside tubing,or inside and outside casing.It is widely used in water injection profile logging.This paper introduces the working principle of the circuit of acquisition section on SWFL-B water flow logging tool,such as signal generation and sampling flow of acquisition control,filament,anode high voltage and target voltage control circuits,analyzes the common faults in the logging process,and puts forward the ideas and methods for troubleshooting.