Automated Non-Intrusive Load Monitoring System Using Stacked Neural Networks and Numerical Integration

Population growth and new consumer needs, among other factors, have lead to growing energy demand, without a concomitant increase in energy generation. This way, reduction and rationalization of energy consumption, especially by residential users, have become a global concern generating a need for d...

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Main Authors: Suelene de Jesus do Carmo, Adriana R. G. Castro
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9265177/
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author Suelene de Jesus do Carmo
Adriana R. G. Castro
author_facet Suelene de Jesus do Carmo
Adriana R. G. Castro
author_sort Suelene de Jesus do Carmo
collection DOAJ
description Population growth and new consumer needs, among other factors, have lead to growing energy demand, without a concomitant increase in energy generation. This way, reduction and rationalization of energy consumption, especially by residential users, have become a global concern generating a need for developing techniques for efficient management and distribution of the available energy. Non-Intrusive Load Monitoring (NILM) techniques have provided valuable information about energy consumption for power generation companies as well as consumers. Such information is important for making decisions related to sustainable use of energy resources. This study proposes an automated system based on Artificial Neural Network for performing some of the NILM tasks. A stacked neural network was developed to extract features of power signals of appliances to identify those in operation during a given period. This information is then used to disaggregate individual appliance loads through the total aggregate signal, and consumption is calculated through numerical integration. The system was tested using real data from two databases about appliances with On/Off, multi-level, and variable consumption patterns collected in low frequency. The performance metrics, resulting from identification and disaggregation tasks, demonstrate the efficiency of the proposed system.
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spelling doaj.art-866f91f60caf48a7a442ee13ecaeec272022-12-21T22:23:41ZengIEEEIEEE Access2169-35362020-01-01821056621058110.1109/ACCESS.2020.30396399265177Automated Non-Intrusive Load Monitoring System Using Stacked Neural Networks and Numerical IntegrationSuelene de Jesus do Carmo0https://orcid.org/0000-0002-1584-9459Adriana R. G. Castro1https://orcid.org/0000-0001-5884-4511Institute of Technology, Federal University of Pará, Belém, BrazilInstitute of Technology, Federal University of Pará, Belém, BrazilPopulation growth and new consumer needs, among other factors, have lead to growing energy demand, without a concomitant increase in energy generation. This way, reduction and rationalization of energy consumption, especially by residential users, have become a global concern generating a need for developing techniques for efficient management and distribution of the available energy. Non-Intrusive Load Monitoring (NILM) techniques have provided valuable information about energy consumption for power generation companies as well as consumers. Such information is important for making decisions related to sustainable use of energy resources. This study proposes an automated system based on Artificial Neural Network for performing some of the NILM tasks. A stacked neural network was developed to extract features of power signals of appliances to identify those in operation during a given period. This information is then used to disaggregate individual appliance loads through the total aggregate signal, and consumption is calculated through numerical integration. The system was tested using real data from two databases about appliances with On/Off, multi-level, and variable consumption patterns collected in low frequency. The performance metrics, resulting from identification and disaggregation tasks, demonstrate the efficiency of the proposed system.https://ieeexplore.ieee.org/document/9265177/NILMAANNfeature extractionload identificationpattern recognition
spellingShingle Suelene de Jesus do Carmo
Adriana R. G. Castro
Automated Non-Intrusive Load Monitoring System Using Stacked Neural Networks and Numerical Integration
IEEE Access
NILM
AANN
feature extraction
load identification
pattern recognition
title Automated Non-Intrusive Load Monitoring System Using Stacked Neural Networks and Numerical Integration
title_full Automated Non-Intrusive Load Monitoring System Using Stacked Neural Networks and Numerical Integration
title_fullStr Automated Non-Intrusive Load Monitoring System Using Stacked Neural Networks and Numerical Integration
title_full_unstemmed Automated Non-Intrusive Load Monitoring System Using Stacked Neural Networks and Numerical Integration
title_short Automated Non-Intrusive Load Monitoring System Using Stacked Neural Networks and Numerical Integration
title_sort automated non intrusive load monitoring system using stacked neural networks and numerical integration
topic NILM
AANN
feature extraction
load identification
pattern recognition
url https://ieeexplore.ieee.org/document/9265177/
work_keys_str_mv AT suelenedejesusdocarmo automatednonintrusiveloadmonitoringsystemusingstackedneuralnetworksandnumericalintegration
AT adrianargcastro automatednonintrusiveloadmonitoringsystemusingstackedneuralnetworksandnumericalintegration