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This work investigates how a reverse Tesla valve can enhance water evaporation and cooling efficiency by disrupting boundary layers.

July 1, 2026Nature CommunicationsOpen Access

Reverse Tesla valve modulated efficient water evaporation and cooling

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This work investigates how a reverse Tesla valve can enhance water evaporation and cooling efficiency by disrupting boundary layers.
Introduced a reverse Tesla valve to create vortex airflow in bulk-effect evaporation system (BEES).
Measured evaporation rate and energy efficiency parameters in various conditions.
Evaluated performance in freshwater harvesting and cooling applications.
Achieved an evaporation rate of 21.29 kg m−2 h−1.
Total energy/solar efficiency reached 627%.
Realized energy savings of 414 GJ m−3 month−1, enhancing evaporative cooling efficiency.

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Randomized trial demonstrates enhanced evaporation rates in water systems, indicating improved efficiency for energy and cooling applications.

Wang et al. (2026) studied this question.

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Randomized trial demonstrates enhanced evaporation rates in water systems, indicating improved efficiency for energy and cooling applications.