Case Study: Duke Energy

How Awesense helped Duke Energy gain visibility into their grid assets and improve their data quality for advanced analytics.

Scope Snapshot
Goal

Improve distribution grid visibility and enable advanced grid analytics.

The Data
  • GIS (including connectivity)
  • AMI metering
  • SCADA
  • Awesense Raptor line sensors
Awesense Tools Used
  • Energy Data Model (EDM)
  • Awesense Data Engine (grid and time series VEE)
  • EDM data ingestion APIs
  • EDM data retrieval APIs
  • True Grid Intelligence (TGI) web app
  • Awesense Raptor line sensors
  • TGI mobile app

The Challenge

Duke Energy sought to increase visibility between their SCADA at the substation level and smart meters at the grid edge, while also needing to improve GIS data accuracy. Their key goal was to analyze grid data on a single model. That goal was difficult and costly to reach, however, due to the data’s disparate sources, sheer volume, and numerous errors.

The Solution & Results

The Awesense Data Engine ingested and integrated data from over 7.2 million measurement sources active in the grid. During the ingestion process, the Data Engine executed its Validation, Estimation and Error Correction (VEE) algorithms against all geospatial, connectivity and time series data entering the system; it discovered over 500,000 quality issues. Following multiple iterations, 97% were corrected in a matter of weeks.

The Data Engine also synchronized all time series data and associated time series measurements with their geospatial representation in the network model. The result was a digital twin built according to Awesense’s Energy Data Model (EDM), from which various applications and analysts in different Duke departments could easily access all data.

The TGI web app was used to gain situational awareness by displaying higher-quality near-real-time data from various sources anywhere in the distribution grid. Historical data was used to understand trends and issues occurring over time in the network, and data was continuously ingested to maintain a thorough understanding of grid performance.

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