EJECTOR Russian patent published in 2005 - IPC

FIELD: ventilation.

SUBSTANCE: ejector comprises chamber of primary air with inlet branch pipe connected with the incoming air duct, chamber for mixing primary air with recirculation air, heat exchanger made of finned pipes connected with the pipelines of the central system for supplying heat and cold through the connecting pipes. The ejector has nozzle units mounted on the wall of the chamber for primary air and having different number of through and dummy nozzles depending on the required flow rate of air. The inlet branch pipe for the primary air receives perforated washer that controls pressure of the incoming air in the chamber of the primary air.

EFFECT: simplified structure and enhanced reliability.

3 dwg