Patent ID: 11860135
Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 1:
2. The three-dimensional dynamic and static load test system for simulating deep roadway excavation according to claim 1, wherein the data monitoring unit comprises an acoustic emission monitoring unit, a stress monitoring unit, a strain monitoring unit, a displacement monitoring unit and a deformation monitoring unit, wherein
the acoustic emission monitoring unit comprises an acoustic emission monitoring control host and an acoustic emission probe, the acoustic emission probe is arranged at different positions in the similar material roadway model, and the acoustic emission probe is connected to the acoustic emission monitoring control host through a signal cable;
the stress monitoring unit comprises a stress monitoring control host, a strain gauge, and a soil pressure box, the strain gauge and the soil pressure box are arranged at different positions in the similar material roadway model, and the strain gauge and the soil pressure box are connected to the stress monitoring control host through a signal cable;
the strain monitoring unit comprises a strain monitoring control host and an optical fiber sensor, the optical fiber sensor is arranged at different positions in the similar material roadway model, and the optical fiber sensor is connected to the strain monitoring control host through a signal cable;
the displacement monitoring unit comprises a displacement monitoring control host and a grating displacement sensor, the grating displacement sensor is arranged at different positions in the similar material roadway model, and the grating displacement sensor is connected to the displacement monitoring control host through a signal cable; and
the deformation monitoring unit comprises a deformation monitoring control host, a speckle camera and a 3D scanner, and the speckle camera and the 3D scanner are connected to the deformation monitoring control host through a signal cable.