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Ropa termorreguladora personal para todo el día que utiliza únicamente la luz solar
Ziyuan Wang1, Yiwen Bo2, Peijia Bai2
1State Key Laboratory and Institute of Elemento-Organic Chemistry, The Centre of Nanoscale Science and Technology and Key Laboratory of Functional Polymer Materials, Renewable Energy Conversion and Storage Center (RECAST), College of Chemistry, Nankai University, Tianjin 300071, China.
Science (New York, N.Y.)
|December 14, 2023
Resumen
Este estudio presenta prendas de vestir termorreguladoras flexibles y sostenibles que utilizan dispositivos orgánicos fotovoltaicos (OPV) y electrocalóricos (EC). El sistema portátil expande las zonas de confort térmico y ofrece una regulación de doble modo de 24 horas alimentada por la luz solar.
Área de la Ciencia:
- Ciencias de los materiales
- Tecnología portátil
- Energía sostenible
Sus antecedentes:
- La comodidad térmica humana es crucial para la seguridad y el bienestar.
- La ropa termorreguladora existente enfrenta limitaciones en entornos extremos como las regiones polares y el espacio.
- Las duras condiciones requieren soluciones avanzadas para mantener la temperatura corporal óptima.
Objetivo del estudio:
- Desarrollar un sistema de ropa termorreguladora personal flexible, sostenible y autónomo.
- Integrar dispositivos fotovoltaicos orgánicos (OPV) y electrocalóricos (EC) para una gestión térmica eficiente.
- Para ampliar el rango de comodidad térmica humana en condiciones ambientales difíciles.
Principales métodos:
- Desarrollo de un módulo orgánico fotovoltaico (OPV) flexible para la recolección directa de energía solar.
- Integración de dispositivos electrocalóricos (EC) bidireccionales para la termorregulación activa.
- Diseño de un sistema portátil (OETC) que combine las funcionalidades OPV y EC.
Principales resultados:
- El sistema de ropa termorreguladora flexible OPV-EC (OETC) extiende significativamente la zona de confort térmico humano de 22°-28°C a 12,5°-37,6°C.
- Se obtiene una velocidad de termorregulación rápida con un bajo consumo de energía y una alta eficiencia del dispositivo CE.
- Demostrado 24 horas controlables, termorregulación de doble modo utilizando 12 horas de entrada de energía solar.
Conclusiones:
- El OETC desarrollado es una plataforma termorreguladora portátil autoalimentada con una estructura simple y un diseño compacto.
- El sistema exhibe una alta eficiencia y una fuerte autoadaptabilidad, utilizando la luz solar como única fuente de energía.
- Esta tecnología ofrece una solución sostenible y eficaz para la gestión térmica personal en entornos diversos y extremos.
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