Research on Overflow Monitoring Mechanism Based on Downhole Microflow Detection

Figure 3

The structural drawing of bottom-hole flow meter. 1: pressure sensor, 2: protective casing, 3: the center tube plug, 4: main part, 5: choke element, 6: pressure sensor, 7: lead hole, 8: circuit board, 9: central tube, 10: battery, 11: electrical connectors, 12: hover connector, 13: multipin connector, 14: boot head.