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Impact of Geomagnetically Induced Current (GIC) on Power Transformers & Power Systems
Posted:
21 Jul 2022
Authors:
M. Olson, K. Patil, A. Commander, T. Hartmann, A. O'Malley, R. Girgis, G. Hoffman, S. Digby
Primary Committee:
Transformers
Chair:
Ramsis Girgis
Session Type:
Panel
Video Length / Slide Count:
Pages: 100
Provide the industry with an overview of latest activities in the area of GIC. These include GIC regulations, GIC Standards, GIC development activities, and studies performed of impact of GIC & GIC Thermal Capabilities of Power Transformers. The following topics will be covered: 1. NERCs TPL007 Standard, its requirements, Tasks, and Timeline 2. System modelling and calculation of GIC Flow in power systems 3. GIC Transformer Fleet Assessment Case study 4. Other Utility experiences with GIC Fleet Assessment 5. Thermal GIC Capability of Power Transformers 6. FirstEnergys experience with GIC System Study 7. On-Line Monitoring of GIC and its Thermal impact in Real Time 8. Overview of IEEE GMD Guide; C57.163-2016 and planned updates