US Patent 11946667 Noise suppresion vertical curtain apparatus for heat exchanger units

Aspects of the present disclosure relate generally to noise suppression vertical curtain apparatus for heat exchanger units. In one implementation, a heat exchanger unit includes a frame having a plurality of side regions and at least one cooler associated with at least one of the plurality of side regions. The heat exchanger unit also includes a vertical axis, an internal volume, a floor, and a fan disposed above the floor to move air through the internal volume. The heat exchanger unit also includes a first set of panels disposed between the floor and the fan, and a vertical curtain disposed between the first set of panels and the fan.