South Korean researchers boost heat pump efficiency using ventilation exhaust and evaporative cooling

A study demonstrates that recovering waste heat from building ventilation and adding evaporative cooling can improve residential heat pump efficiency by 7 to 15 percent, with potential retrofit applications.

First covered Sep 24, 2026 · 4:38 AM PT · 1 article

South Korean researchers boost heat pump efficiency using ventilation exhaust and evaporative cooling — Image via pv-magazine.com

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2d PV Magazine Ventilator exhaust air, evaporative cooling boost residential heat pump efficiency — South Korean researchers have developed a residential air-source heat pump concept that combines energy recovery ventilator exhaust air with direct evaporative…

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Appeared in: 2026-09-24 (#4) · 2026-09-25 (#13)

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