Engineering and Technology

Integration of daytime radiative cooling and solar heating for year-round energy saving in buildings

X. Li, B. Sun, et al.

This innovative study unveils a dual-mode device designed for year-round building energy efficiency. By harnessing both daytime radiative cooling and solar heating through novel electrostatically-controlled thermal contact conductance, this device promises impressive energy savings if implemented widely. The research was conducted by Xiuciang Li, Bowen Sun, Chenxi Sui, Ankita Nandi, Haoming Fang, Yucan Peng, Gang Tan, and Po-Chun Hsu.

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Index

Abstract

This paper introduces a dual-mode device for year-round building energy saving. The device integrates daytime radiative cooling and solar heating, utilizing electrostatically-controlled thermal contact conductance to achieve high cooling and heating power densities. Building energy simulation suggests significant energy savings if widely deployed.

Publisher

Nature Communications

Published On

Oct 26, 2020

Authors

Xiuciang Li, Bowen Sun, Chenxi Sui, Ankita Nandi, Haoming Fang, Yucan Peng, Gang Tan, Po-Chun Hsu

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