A Low-Cost Energy-Efficient Cableless Geophone Unit for Passive Surface Wave Surveys

Area of Science:

• Geotechnical Engineering
• Seismic Exploration
• Geophysics

Background:

• Passive surface wave surveys are valuable in geotechnical engineering.
• Traditional wired geophones are labor-intensive for dense arrays.
• Existing stand-alone seismometers are bulky, heavy, and costly.

Purpose of the Study:

• To develop a low-cost, energy-efficient geophone system.
• To facilitate field applications of passive surface wave surveys.
• To enable rapid, dense array measurements.

Main Methods:

• Hardware design of a novel cableless geophone system.
• Laboratory experiments to validate system functionality.
• Field experiments to assess performance in real-world conditions.

Main Results:

• Successful development of a functional cableless geophone system.
• Demonstrated feasibility through laboratory and field testing.
• The system allows for rapid deployment and dense array configurations.

Conclusions:

• The developed geophone system addresses limitations of traditional methods.
• It offers a practical solution for efficient seismic exploration in geotechnical engineering.
• Enables enhanced data acquisition for passive surface wave analysis.