Benefits of three-phase metering for load disaggregation

Vavouris, Apostolos and Stankovic, Lina and Stankovic, Vladimir and Shi, Jiufeng; (2022) Benefits of three-phase metering for load disaggregation. In: Proceedings of the 9th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation. BuildSys '22 . Association for Computing Machinery (ACM), New York, NY, USA, pp. 393-397. ISBN 9781450398909 (https://doi.org/10.1145/3563357.3566149)

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Abstract

With the ever increasing pace of introduction of energy intensive devices and services, such as electric vehicle (EV) charging and heat pumps, the transition to smart metering for three-phase electric installations for nationwide smart meter roll-outs is underway. In this paper, we explore how three-phase metering can benefit nonintrusive load monitoring (NILM), especially for those appliances that are difficult to disaggregate and not widely reported in the literature. Traditionally, the NILM literature tends to tackle three-phase metering by summing the three phases, without exploiting the potential benefits of load disaggregation per phase. Emphasis is placed on the disaggregation performance and loss that is introduced when using different levels of granularity of low-frequency data. Finally, we augment a public dataset with which phase the appliance is connected to, and release a three-phase electric vehicle dataset from three-phase aggregate measurements.

ORCID iDs

Vavouris, Apostolos ORCID logoORCID: https://orcid.org/0000-0002-6138-7865, Stankovic, Lina ORCID logoORCID: https://orcid.org/0000-0002-8112-1976, Stankovic, Vladimir ORCID logoORCID: https://orcid.org/0000-0002-1075-2420 and Shi, Jiufeng;