1. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 1 FuE-Programm GEOTECHNOLOGIEN „Erkundung, Nutzung und Schutz des unterirdischen Raumes“ FuE-Programm GEOTECHNOLOGIEN „Erkundung, Nutzung und Schutz des unterirdischen Raumes“ NMR attempt to explore hydrogen in a depth of 1000m Entwicklung des SPIN-Instrumenten-Systems zur nuklear-magnetischen Erkundung von Wasserstoffvorkommen bis in 1000m Tiefe Spectroscopic Imaging of NMR-Underground 02. Mai 2006, Hanau, International Society on Pulsed Power Applications e.V. Dr. A. Kaus GEOHYDRAULIK DATA

2. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 2 Agenda: 1.ASIST Cooperation Group 2.Principles and Exploration Targets of SPIN-Method 3.Investigation Concept of SPIN-Monitoring for Subsurface CO 2 -Storage Spectroscopic Imaging of NMR-Underground

3. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 3 ASIST Cooperation Group ASIST Arbeitsgruppe SPIN Instrumenten-System Technologie Prof. Dr.-Ing. Tilo Ehlen High Frequency Technology and Digital Radio Prof. Dr.-Ing. Wolfgang Oberschelp Electrical Machines and Power Electronics Prof. Dr. Ugur Yaramanci Institute of Applied Geosciences, Department of Applied Geophysics Prof. Dr.-Ing. Markus Löffler High Voltage and Pulsed Power Technology University of Applied Sciences Gelsenkirchen Geophysical and Hydrogeological Services Dr. Arnim Kaus, Thomas Kopp & Partner GdbR Transmitter and Receiver Hardware Project Coordination and Application Imaging Software

4. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 4 Direct Detection and Characterization of Hydrogen Reservoirs Exploration and Monitoring Main Targets: C0 2 -Storage Oil and Gas Geothermal Energy Great Detection Depth up to 1000 m and more Porosity and Permeability Indication Principles and Exploration Targets of SPIN-Method

5. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 5 Exitation and Relaxation of Hydrogen Protons

6. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 6 Petrophysical Principles

7. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 7 SubsurfaceSurface Principles and Exploration Targets of SPIN-Method

8. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 8 Static source B-Field of a grounded dipole Dipole length = 1500 m; I = 1000 A;  s = 10 Ohmm

9. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 9 Measured quantity Derived parameter E o Initial Amplitude ~ layer water content T Decay Time ~ layer decay time ~ pore size ~ hydraulic permeability  Phase ~ layer electrical conductivity Basic Principle of MRS Measurements

10. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 10 Sensitivity for different loop size and Resistivity in Dimensions relevant to SPIN

11. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 11 Forward modeling of synthetic data

12. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 12 Inversion of synthetic data

13. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 13 Investigation Concept of SPIN-NMR/ TDEM-Monitoring for CO 2 -Storage Before CO 2 -Injection ( t 0 )During CO 2 -Injection ( t 1 )During CO 2 -Injection ( t 2 )

14. ASIST Partners: University of Applied Sciences Gelsenkirchen Chart 14 Before ( t 0 ) and During CO 2 -Injection ( t 1, t 2 … t n ) Investigation Concept of SPIN-NMR/ TDEM-Monitoring for CO 2 -Storage