蒸发
电
可再生能源
发电机(电路理论)
环境科学
工艺工程
发电
电压
材料科学
热力学
电气工程
工程类
物理
功率(物理)
作者
Zhengnan Sun,Wenluan Zhang,Jimin Guo,Jia-Ning Song,Xu Deng
标识
DOI:10.1021/acs.jpclett.1c03718
摘要
Water evaporation-driven electricity (EDE) has attracted a great deal of attention in recent years as a novel renewable energy. Previous works have demonstrated that a high evaporation rate leads to a large output voltage. Hence, it is believed that heating is beneficial to EDE by enhancing the evaporation rate. However, experimental verification is lacking. This study demonstrates that heat induces a thermodiffusion effect that drives hydrated ions in the opposite direction of the evaporation-driven water flow, which reduces the output voltage as a synergistic effect. Our findings could be useful for designing a multifunction EDE generator and provide insight into the electricity generation mechanism.
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