Patent ID: 9091779
Filing Date: 2015-07-28
Classification: E21B,E21D,G01V

Abstract:
1. An advanced detector system using a forward three-dimensional induced polarization method for a TBM construction tunnel, wherein a master control room is arranged in a TBM main body, and a controller, a forward three-dimensional induced polarization transmitter and a forward three-dimensional induced polarization receiver are arranged in the master control room; at least one power supply and measurement electrode compartment is arranged on the cutter head of the TBM main body, on which multilayer rock coupling integrated electrodes, a support device for the power supply and measurement electrode compartment, and compartment doors are installed, and the multilayer rock coupling integrated electrodes form corresponding side lines on a working face; a power supply electrode and a reception electrode are arranged on a bottom plate behind the working face of the TBM main body, the rock coupling integrated electrodes are connected with the controller, the forward three-dimensional induced polarization transmitter and the forward three-dimensional induced polarization receiver by conductive wires respectively, and the power supply electrode and the reception electrode are connected with the forward three-dimensional induced polarization transmitter and the forward three-dimensional induced polarization receiver respectively; shielding electrode compartments and delivery devices for the shielding electrode compartments are further arranged at the front end and the periphery of the TBM main body, and shielding electrodes are installed in the shielding electrode compartments; and a video monitoring device is further arranged in the power supply and measurement electrode compartment, and connected with the master control room.