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Forest waste to clean water: natural leaf-guar-derived solar desalinator
Nanoscale ( IF 6.7 ) Pub Date : 2021-09-13 , DOI: 10.1039/d1nr04883j Andrew Caratenuto 1 , Abdulrahman Aljwirah 1 , Yanpei Tian 1 , Xiaojie Liu 1 , Yinsheng Wan 2 , Yi Zheng 1, 3
Nanoscale ( IF 6.7 ) Pub Date : 2021-09-13 , DOI: 10.1039/d1nr04883j Andrew Caratenuto 1 , Abdulrahman Aljwirah 1 , Yanpei Tian 1 , Xiaojie Liu 1 , Yinsheng Wan 2 , Yi Zheng 1, 3
Affiliation
Water scarcity and waste mismanagement are global crises that threaten the health of populations worldwide and a sustainable future. In order to help mitigate both these issues, a solar desalination device composed entirely of fallen leaves and guar – both natural materials – has been developed and demonstrated herein. This sustainable desalinator realizes an evaporation rate of 2.53 kg m−2 h−1 under 1 sun irradiance, and achieves consistent performance over an extended exposure period. Furthermore, it functions efficiently under a variety of solar intensities and in high salinity environments, and can produce water at salinities well within the acceptable levels for human consumption. Such strong performance in a large variety of environmental conditions is made possible by its excellent solar absorption, superb and rapid water absorption, low thermal conductivity, and considerable salt rejection abilities. Composed primarily of biowaste material and boasting a simple fabrication process, this leaf-guar desalinator provides a low-cost and sustainable avenue for alleviating water scarcity and supporting a green path forward.
中文翻译:
将森林废弃物转化为清洁水:源自天然叶瓜尔胶的太阳能海水淡化器
水资源短缺和废物管理不善是威胁全球人口健康和可持续未来的全球危机。为了帮助缓解这两个问题,本文开发并展示了一种完全由落叶和瓜尔胶(两种天然材料)组成的太阳能海水淡化装置。这种可持续的海水淡化器实现了 2.53 kg m -2 h -1的蒸发率在 1 太阳辐照度下,并在长时间的暴露期间实现一致的性能。此外,它可以在各种太阳强度和高盐度环境下高效运行,并且可以在人类消费可接受的盐度范围内生产水。由于其出色的太阳能吸收、极好的和快速的吸水、低导热性和相当大的脱盐能力,使其在各种环境条件下具有如此强大的性能成为可能。这种瓜尔叶脱盐器主要由生物废物材料组成,制造过程简单,为缓解水资源短缺和支持绿色前进提供了一种低成本和可持续的途径。
更新日期:2021-09-23
中文翻译:
将森林废弃物转化为清洁水:源自天然叶瓜尔胶的太阳能海水淡化器
水资源短缺和废物管理不善是威胁全球人口健康和可持续未来的全球危机。为了帮助缓解这两个问题,本文开发并展示了一种完全由落叶和瓜尔胶(两种天然材料)组成的太阳能海水淡化装置。这种可持续的海水淡化器实现了 2.53 kg m -2 h -1的蒸发率在 1 太阳辐照度下,并在长时间的暴露期间实现一致的性能。此外,它可以在各种太阳强度和高盐度环境下高效运行,并且可以在人类消费可接受的盐度范围内生产水。由于其出色的太阳能吸收、极好的和快速的吸水、低导热性和相当大的脱盐能力,使其在各种环境条件下具有如此强大的性能成为可能。这种瓜尔叶脱盐器主要由生物废物材料组成,制造过程简单,为缓解水资源短缺和支持绿色前进提供了一种低成本和可持续的途径。