https://serval.unil.ch/en/notice/serval:BIB_EF9873CFBA46
Thèse de doctorat présentée à la Faculté des géosciences et de l’environnement de l’Université de Lausanne
Author(s): Kristof Koch
Publisher: Faculté des géosciences et de l’environnement de l’Université de Lausanne
Year: 2012
Language: English
City: Lausanne
CONTENTS
Abstract ... III
Résumé ... V
Chapter 1 ... 1
Introduction
1.1. Motivation ... 1
1.2. Geophysical Methods in Hydrology ... 3
1.3. Physical Background to Induced Polarization ... 6
1.4. Electrochemical Background to Induced Polarization ... 8
1.5. Induced Polarisation and Relaxation Time ... 10
1.5.1. Time domain and frequency domain measures ... 10
1.5.2. Relaxation time ... 11
1.5.3. Relaxation length scale ... 17
1.5.4. Petrophysical parameters and relaxation time ... 19
1.6. Review of the Development of the Induced Polarization Method until today ... 21
1.7. Review of State of the Art IP-models ... 24
1.8. Objectives and Outline of the Thesis ... 27
Chapter 2 ... 29
Impact of changes in grain size and pore space on the hydraulic conductivity and spectral induced polarization response of sand
Abstract ... 30
2.1. Introduction ... 31
2.2. Electrochemical polarization and electrical relaxation ... 32
2.3. Experimental procedure and data analysis ... 35
2.4. Results ... 41
2.4.1. Hydraulic characterization ... 41
2.4.2. SIP measurements ... 44
2.5. Conclusions ... 48
Acknowledgments ... 49
Chapter 3 ... 51
Relating the permeability of quartz sands to their grain size and spectral induced polarization characteristics
Abstract ... 52
3.1. Introduction ... 53
3.2. Estimation of Permeability of Granular Media ... 55
3.2.1. Grain-Size-Based Permeability Estimation ... 55
3.2.2. Determination of Permeability from SIP Parameters ... 57
3.3. Experimental Background ... 59
3.4. Results ... 69
3.5. Discussion ... 75
3.6. Conclusions ... 78
Acknowledgments ... 79
Chapter 4 ... 81
Summary and Conclusions
4.1. Summary ... 81
4.2. Conclusions ... 82
4.3. Outlook ... 84
References ... 87
Appendix A ... 95
Joint interpretation of hydrological and geophysical data: Electrical resistivity tomography results from a process hydrological research site
in the Black Forest Mountains, Germany
Appendix B ... 125
Is it the grain size or the characteristic pore size that controls the induced polarization relaxation time of clean sands and sandstones?
Acknowledgments ... 143
