Abstract
Time-lapse geophysical imaging of tracer tests is essential to infer channelized transport properties. Cross-hole ground-penetrating radar (GPR) tomography is a high resolution imaging method to characterize the near-surface. We present preliminary results of crosshole GPR full-waveform inversion of time-lapse synthetic data during a saline tracer test. The tracer movement was obtained from a 3D transport simulation in a hydrogeological model representing the Krauthausen aquifer where in future also field tests will be performed. The full-waveform inversion accurately resolved the infiltrated tracer distribution in the plane within decimeter scale. The results indicate the potential of GPR full-waveform inversion for saline tracer detection and high-resolution time-lapse transport characterization.
| Original language | English |
|---|---|
| Pages (from-to) | 2486-2490 |
| Number of pages | 5 |
| Journal | SEG Technical Program Expanded Abstracts |
| DOIs | |
| State | Published - 27 Aug 2018 |
| Externally published | Yes |
| Event | Society of Exploration Geophysicists International Exposition and 88th Annual Meeting, SEG 2018 - Anaheim, United States Duration: 14 Oct 2018 → 19 Oct 2018 |
Bibliographical note
Publisher Copyright:© 2018 SEG
ASJC Scopus subject areas
- Geotechnical Engineering and Engineering Geology
- Geophysics
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