Geomagnetically Induced Currents from the Sun to the Power Grid [electronic resource] / Jennifer L. Gannon, Andrei Swidinsky, Zhonghua Xu, editors.

Description based upon print version of record.

Intro; Table of Contents; CONTRIBUTORS; PREFACE; Part I: Space Weather; 1 An Introduction to Geomagnetically Induced Currents; 1.1. INTRODUCTION; 1.2. THE SPACE WEATHER CHAIN; 1.3. GEOMAGNETICALLY INDUCED CURRENTS; 1.4. EXTREME EVENTS; 1.5. CONCLUDING REMARKS; ACKNOWLEDGMENTS; REFERENCES; 2 Interpolating Geomagnetic Observations: Techniques and Comparisons; 2.1. INTRODUCTION; 2.2. SYNTHETIC GEOMAGNETIC DISTURBANCE OVER NORTH AMERICA; 2.3. INTERPOLATION METHODOLOGIES AND RESULTS; 2.4. DISCUSSION AND RECOMMENDATIONS; ACKNOWLEDGMENTS; APPENDIX: 2D VECTOR CORRELATIONS; REFERENCES

3 Magnetohydrodynamic Models of B and Their Use in GIC Estimates3.1. THEORY AND MODELS; 3.2. VALIDITY OF MHD AT EARTH; 3.3. MHD AND GICs; 3.4. THE FUTURE OF MHD AND GICs; REFERENCES; 4 Empirical Modeling of the Geomagnetic Field for GIC Predictions; 4.1. INTRODUCTION; 4.2. EMPIRICAL MODEL STRENGTHS AND WEAKNESSES; 4.3. EXAMPLES FROM THREE EVENTS; 4.4. IMPROVING PREDICTION OF HIGHER FREQUENCY VARIATIONS; 4.5. IMPROVING PREDICTIONS OF SUBSTORM PERTURBATIONS; 4.6. SUMMARY; ACKNOWLEDGMENTS, SAMPLES, AND DATA; REFERENCES; 5 Geoelectric Field Generation by Field-Aligned Currents; 5.1. INTRODUCTION

5.2. A MODEL OF GEOELECTRIC FIELD GENERATION5.3. GROUND SIGNATURE OF A LOCALIZED FAC; 5.4. RELATION TO PREVIOUS MODELS; 5.5. COMPARISON TO THE BIOT-SAVART APPROACH; 5.6. CONCLUSIONS; APPENDIX: REFLECTION FROM A VERTICALLY-STRUCTURED GROUND PROFILE; ACKNOWLEDGMENTS; REFERENCES; Part II: Geomagnetic Induction; 6 Empirical Estimation of Natural Geoelectric Hazards; 6.1. INTRODUCTION; 6.2. DEFINING THE HAZARD; 6.3. INDUCTION IN THE CONDUCTING EARTH; 6.4. A LOOK AT SOME DATA; 6.5. GEOELECTRIC TIME SERIES; 6.6. 100-YEAR AND 1989 HAZARD MAPS; 6.7. DISCUSSION; ACKNOWLEDGMENTS; REFERENCES

7 The Magnetotelluric Method and Its Application to Understanding Geomagnetically Induced Currents7.1. INTRODUCTION; 7.2. THE MAGNETOTELLURIC METHOD; 7.3. MT FUNDAMENTAL PRINCIPLES; 7.4. DATA ACQUISITION; 7.5. DATA PROCESSING AND INVERSION; 7.6. RESISTIVITY MODEL INTERPRETATION; 7.7. CONCLUSIONS; ACKNOWLEDGMENTS; REFERENCES; 8 The First 3D Conductivity Model of the Contiguous United States: Reflections on Geologic Structure and Application to Induction Hazards; 8.1. INTRODUCTION; 8.2. ELECTROMAGNETIC METHODS IN GEOPHYSICS; 8.3. MAGNETOTELLURICS AND GEOELECTRIC FIELD ESTIMATION

8.4. MAGNETOTELLURIC DATA IN THE CONTIGUOUS UNITED STATES8.5. 3D ELECTRICAL CONDUCTIVITY MODELS OF THE CONTIGUOUS UNITED STATES; 8.6. DEEP STRUCTURE: GLOBAL ELECTRICAL CONDUCTIVITY MODEL; 8.7. MERGED 3D CONDUCTIVITY MODEL OF CONTIGUOUS UNITED STATES; 8.8. NORTH AMERICAN GEOLOGY REFLECTED IN THE MODEL; 8.9. UTILITY FOR INDUCTION HAZARDS RESEARCH AND OPERATIONS; 8.10. CONCLUSIONS; ACKNOWLEDGMENTS; REFERENCES; 9 A Data-Driven Approach to Estimating Geoelectric Fields: Comparison, Validation, and Discussion of Geomagnetic Hazard Assessment Within Common Physiographic Zones; 9.1. INTRODUCTION

9.2. INDUCTION