Design and Autonomy Evaluation of a Power Supply for Long Range IoT Devices Using Magnetic Field Harvested Energy from High Current

This study introduces a circuit designed to enhance energy conversion and storage, facilitating autonomous and sustainable operation from harvested magnetic energy in IoT devices. Through comprehensive experimentation and analysis, the circuit’s performance and reliability were assessed, showcasing...

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Detalles Bibliográficos
Autores: Ferraz, Rafael da Silva, Oliveira, Sóstenes Gutembergue M, Filho, Horacio Tertuliano dos S., da Silva, Cláudio Bastos
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2024
País:Brasil
Institución:Associação Brasileira de Eletrônica de Potência (SOBRAEP)
Repositorio:Eletrônica de Potência (Online)
Idioma:inglés
OAI Identifier:oai:ojs2.journal.sobraep.org.br:article/944
Acceso en línea:https://journal.sobraep.org.br/index.php/rep/article/view/944
Access Level:acceso abierto
Palabra clave:IoT
Harvested Energy
Supercapacitor
Electronic Circuits
Magnetic Field
Performance Evaluation
Autonomy
Descripción
Sumario:This study introduces a circuit designed to enhance energy conversion and storage, facilitating autonomous and sustainable operation from harvested magnetic energy in IoT devices. Through comprehensive experimentation and analysis, the circuit’s performance and reliability were assessed, showcasing its potential to provide a dependable power supply to IoT networks. Furthermore, various scenarios with different operation cycles and component combinations were simulated to validate the circuit’s potential. The findings indicate that integrating strategies such as energy redundancy using supercapacitors and magnetic field energy harvesting can be effective without the need for batteries or optimization circuits. The autonomy tests and predictions indicate that the system can go several days even without the total interruption on the energy source.