Danish sensor manufacturer HB Products lowered the energy consumption of a Romanian cold storage facility’s DX (direct expansion) ammonia/NH3 (R717) system by 43% after switching it from superheat control to vapor quality control.
Article from Ammonia21.com - Vapor Quality Sensor Seen as Key to Boosting Efficiency of Low-Charge Ammonia DX System.
Large SEPR and COP improvement obtained by controlling a chiller using a Vapor Quality Sensor.
Interview with Michael Elstroem, originally from an article made by the German Kälte magasin KKA 2017.
The Danish company HB Products, is a manufacturer of sensors and switches for refrigeration systems using natural refrigerants.