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Experimental Methods for Efficient Solar Hydrogen Production in Microgravity Environment
Published on: December 3, 2019
Almacenamiento y transporte de energía subterránea para géiseres de energía solar en tritón
Resumen
Es probable que la energía solar impulse a Tritón.
Área de la Ciencia:
- Ciencias planetarias Ciencias planetarias.
- Astrobiología Astrobiología.
- La geofísica es la geofísica.
Sus antecedentes:
- Tritón exhibe erupciones activas similares a géiseres cerca de su latitud subsolar.
- Estudios previos sugieren que la energía solar es un potencial impulsor de estos fenómenos.
- Los cálculos de efecto invernadero en estado sólido indican que la luz solar puede elevar significativamente las temperaturas del subsuelo.
Objetivo del estudio:
- Investigar modelos para el almacenamiento de energía solar y el suministro de gas / energía a los géiseres de Tritón.
- Evaluar la consistencia de diferentes modelos de géiseres con las características de erupción observadas.
Principales métodos:
- Examen de varios modelos para el almacenamiento de energía solar en una capa sub-invernadero.
- Análisis de los mecanismos de transporte de gas y energía que abastecen los géiseres de Tritón.
- Comparación de las predicciones del modelo con los datos de observación, incluidos los límites de radio del géiser.
Principales resultados:
- Los modelos de "invernadero con fugas" con transporte vertical de gas no se alinean con el radio máximo observado del géiser de 1,5 km.
- El transporte de energía lateral a través del flujo de gas en una capa porosa de nitrógeno (N2), con bloques a escala de metro, puede suministrar gas a una región de fuente de radio de 1 km.
- La disminución en la producción de gas puede alinearse con la vida útil estimada de cinco años del géiser activo.
Conclusiones:
- El transporte lateral de gas en una capa porosa de nitrógeno es un mecanismo viable para alimentar los géiseres de Tritón.
- La permeabilidad subterránea puede mantenerse mediante la fractura térmica de la tapa polar residual de nitrógeno.
- El límite inferior previsto en el radio de la fuente del géiser de la teoría del chorro de flotabilidad negativa no se logra fácilmente.
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