Abstract
Standards and specifications for inverter-based resources (IBRs) focus primarily on grid-following (GFL) technologies at present. Therefore, these may generally not be appropriate for application in power systems to ensure acceptable operation with grid-forming (GFM) technologies. In some cases, the direct application of prevailing standards and specifications may not be appropriate for - or may even inadvertently limit the potential of - GFM resources. The Universal Interoperability for Grid- Forming Inverters (UNIFI) Consortium is a U.S. Department of Energy funded effort to advance GFM technology. The UNIFI team brings together academic, industrial, and national-lab researchers as well as industry stakeholders (utilities, system operators, vendors) to collaboratively pursue advances in a broad range of GFM technologies. This paper introduces a set of system- and unit-level specifications driven by consensus across the UNIFI project team. These are intended to seamlessly integrate GFM technologies at any scale into power-systems operation and control in a vendor-agnostic manner. A suite of illustrative simulation results that demonstrate the application of and adherence to the proposed specifications are included.
Original language | American English |
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Number of pages | 5 |
DOIs | |
State | Published - 2023 |
Event | IEEE Power and Energy Society General Meeting - Orlando, FL Duration: 16 Jul 2023 → 20 Jul 2023 |
Conference
Conference | IEEE Power and Energy Society General Meeting |
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City | Orlando, FL |
Period | 16/07/23 → 20/07/23 |
NREL Publication Number
- NREL/CP-5D00-85438
Keywords
- grid-forming inverter
- renewable integration
- stability