A Load Classification Strategy using NILM and DNN for Potential Demand-Side Management
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Uncoordinated and unplanned increases in electricity demand have become a critical concern in recent times due to growing population and appliance utilization. Significant focus has been placed on optimizing load patterns for appliances and capitalizing on the potential for savings in domestic energy management. This paper develops a low-cost demand-side management system for residential applications through smart energy meters, combined with non-Intrusive load monitoring (NILM) and machine learning for accurate load disaggregation. It also presents a real-time consumption-based dynamic pricing algorithm that exploits the use of deep neural networks (DNN) for classifying of essential and non-essential loads, utilizing real-time collected datasets. The system provides live energy monitoring through Modbus RTU and RS485 protocols, with data stored in Postgre SQL database, enabling data visualization on a Power BI dashboard. The dashboard highlights real-time advice on energy optimization. The proposed approach demonstrates an effective demand response (DR) mechanism, shifting electricity consumption to off-peak hours throughout the day without reducing overall energy use. This enhances optimizing the load curve metrics and improves energy efficiency.
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