DER Harmonization Documents

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Purpose of this Focus Community

The purpose of this community is to support the harmonization of Distributed Energy Resource (DER) models across key industry standards, with a focus on aligning CIM (IEC 61968/61970) and IEC 61850. This group works to ensure consistent, interoperable representations of DERs—such as solar, storage, and controllable loads—across transmission and distribution system interfaces. Since its formation, the DER Harmonization Focus Community has been actively developing use cases, identifying gaps, and proposing model enhancements to support real-time operations, planning, forecasting, and coordination of DERs. By fostering collaboration between utilities, vendors, and standards organizations, this community helps streamline DER integration, reduce duplication, and enable scalable, future-ready grid solutions.

Various activities meet with various cadences:

  • Biweekly (virtual):  Subcommittees on use-case data modeling or testing & certification
  • Monthly (virtual):  General Focus Community update
  • Ad-hoc (virtual):  Marketing subcommittee for any upcoming User Group meetings or events
  • Annually (in-person): Meet-up at one or more UCA User Group meetings

The DER Harmonization Focus Community is comprised of a diverse mix of energy industry stakeholders including electric utilities, hardware and software vendors, research labs, federal government, and consultants.  These dedicated individuals contribute as they are able and participate in activities based on interest and ability. 

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