1. DOE- Industry Geothermal Program Briefing
Geothermal Resources Council
Perspective
March 20, 2003

2. Data Gathering Procedure
Jay Nathwani and Joel Renner presentation to GRC Board, 1/30/2003
Sabodh Garg Facilitator
Initial input from 16 GRC Board Members
Subsequent Discussion and Comments Available in Text Form

3. Summary of Recommendations
Exploration and Resource Definition
Drilling Technology
Reservoir Confirmation, Characterization and Management
Enhanced Geothermal Systems
Hardware Development
Low Temperature Conversion Technology
Basic Research Efforts
Information Dissemination, Education and Outreach
Non-Electrical Uses and Distributed Power

4. Exploration and Resource Definition
Expanded GRED (Geothermal Resource Exploration and Definition)
Cost-Shared Drilling
Slim-hole
Reservoir confirmation
New Exploration
Fracture Targeting
Geochemical Techniques
Geophysical Techniques

5. Drilling Technology Reactivate GDO (Geothermal Drilling Organization)
Continue Lost Circulation Control Research
Develop Suite of Cementing Materials and Techniques
Basic Research
Bit Technology
Logging while drilling

6. Reservoir Confirmation, Characterization and Management
Integration of Basic Geophysical, Geochemical Data into more Robust Reservoir Models
Incorporate Fluid Chemistry and non-conservative tracers into numerical modeling techniques
Support publication of case studies with demonstrated efficacy of Reservoir Modeling

7. Enhanced Geothermal Systems
Expand Funding Level
Potential for near-term deployment
Requirement to test multiple concepts
Near-term focus should be on EGS coupled with producing hydrothermal

8. Hardware Development Downhole Pump Temperature limitations
Materials Demonstration
Anti-scalant Coatings
Corrosion Protection
Combination Logging Tools
PTS-Density Tool
Advanced H2S abatement

9. Conversion Technology
Aggressively Develop and Demonstrate a power cycle that is economic in the low temperature range. oF
Lower temperatures?

10. Distributed Power and Non-Electric Uses
Off-grid Village Power Generation
50 kW to 5 MW
Mineral Recovery
Zinc, Manganese
Silica
Lithium, Potassium, Cesium, Rubidium
Agribusiness and space heat, industrial process heat

11. Information Dissemination, Education and Outreach
Maintain funding for Scientific Meetings and Publications
Geothermal is a viable renewable energy source for the future
Indigenous
Energy security
Low Emissions
Educate Public, Policy Makers

12. US and Mexico Co-operative Work
Presented to and Discussed with Mexico Secretary of Energy Martens
Geothermal Reservoir Identification and Management
Geothermal Deployment Strategy
Integrated Uses of Geothermal Resources
Secretary Martens intends to discuss with US Secretary of Energy Abraham

13. Barriers to Short Term Deployment
Lack of Power Sales Contracts
Capital Front-End Loading of Geothermal Projects
Limited Inventory of Proven Resources
Attracting Capital Investment