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Energy-free refrigerator / Food preservation barrel

Energy-free refrigerator

This is a low-cost storage solution for fresh food. It uses the traditional skills of ancient China to keep fruits and vegetables fresh, without consuming any energy.India is facing a huge food shortage due to the COVID-19 and locust disasters. Fresh food needs to be stored reasonably. However, residents in backward areas in India lack refrigerators. This container creates ideal low-temperature storage conditions .

University

Fujian University of Technology

Fujian University of Technology
Fuzhou City, Fujian Province, China

Zhenhua Zheng,
Fujian University of Technology

Hemin Huang,
Fujian University of Technology

Hongyu Xiang,
Fujian University of Technology