Fully automatic true triaxial tunnel and underground project model test system
US11579055B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 28, 2017 |
| Grant date | Feb 14, 2023 |
| Priority date | — |
| Expiry date | Aug 16, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2203/0256
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Fully automatic true triaxial tunnel and underground project model test system, including a triaxial loading device for loading model test piece, automatic data collection and analysis device, power system and control system; triaxial loading device includes test bench, vertical loading system, horizontal front and back, and left and right loading systems, and the vertical, horizontal front and back, and left and right loading systems apply three-way pressure to model test body; test bench functions for supporting, fixing, and providing counter-force; automatic data collection and analysis device includes micro optical fiber sensor embedded in model test piece, optical fiber monitoring system, micro pressure box and strain brick, and can collect multi-field information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.