TST Tunnel Geological Advanced Prediction Instrument

NegotiableUpdate on 01/08

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

Online Consult

Overview

The TST tunnel geological advance prediction system is used for advanced detection of geological hazards in underground engineering such as highway and railway tunnels, hydropower tunnels, underground tunnels, and subways. This party adopts advanced prediction technology of wave field separation and surrounding rock wave velocity analysis. The automatic data processing function improves work efficiency and accuracy. Configurable electric spark source or handheld shock source, suitable for TBM tunnels.

Product Details

TSTTunnel Geological Advance Prediction SystemUsed for highway, railway tunnels, and hydroelectric tunnelsUnderground engineering such as underground mines and subwaysgeological hazardAdvanced detection. the partyIt is adoptedWave field separation and surrounding rockwave velocity分析的超前forecasttechnology automaticdata processingFunction improves work efficiencyRate andaccuracyconfigurableelectric sparkSource or handheldShock source, suitable forTBMtunnel

TSTTunnel Geological Advance Prediction SystemThe technology uses wavefield separation to extract the leading echo from the frontforecast system，Can effectively avoid false alarms and false positives，Ensure the reliability of advance forecasting.

◆Distinguish echoes from different directions to avoid false alarms

◆Scan and determine the wave velocity distribution of the surrounding rock in front of the palm

◆Provide geological interface and surrounding rock wave velocity distribution images

◆automaticwave velocityScanning technology improves work efficiency and reduces reliance on personnel experience

◆Only extract the echo in front of the palm face for advanced prediction, with a low false alarm rate

◆地震波scatteringPrinciples for Karst、goaf、Isolated geological bodies such as solitary rocks are sensitive

Energy saving and environmentally friendly, no consumables, low usage cost

◆TSTTunnel Geological Advance Prediction System- Multi purpose, can be used for underground disease detection, the system host can be extended to connect air coupled detector strings, for underground cavities、Lonely Stone、goaf、Explore caves and other areas，Depth up to 30m.

Forecast distance	200rice	Scaling up low values in forecasting	1rice
A/Ddata conversion	24bit	Number of collection channels (expandable)	24/26
Frequency bandwidth	0.5-5000HZ	Sampling rate (all channels connected)	6subtle
sampling time	400s	working method	Wired or wireless

The project is located in the Himalayan orogenic belt, with developed faults and folds, interbedded sandstone/mudstone, and complex and variable geological conditions of the tunnel. The tunnel diameter is 8.5m and the length is 11.2km constructed using a shield tunneling machine (TBM). To ensure construction safety, TST is applied for geological advance prediction.