Boiling process Visualisation of different forms of evaporation in a transparent pressure vessel Features - visualisation of boiling and evaporation Learning objectives/experiments - visualisation of different forms of evaporation -- free convection boiling -- nucleate boiling -- film boiling - heat transfer - effect of temperature and pressure on the evaporation process Specification [1] visualisation of boiling and evaporation in a transparent pressure vessel [2] evaporation with heating element [3] condensation with tube coil [4] water supply via the lab network or via WL 110.20 Water chiller to ensure a maximum water temperature of 16°C [5] safety valve protects against overpressure in the system [6] pressure switch for additional protection of the pressure vessel, adjustable [7] sensors for pressure, flow rate and temperature with digital display [8] GUNT software for data acquisition via USB under Windows 10 [9] refrigerant R1233zd, GWP: 1 Technical data Heater - power: 315W, continuously adjustable Safety valve: 4bar abs. Pressure vessel: 2850mL Condenser: coiled tube made of copper Refrigerant - R1233zd - GWP: 1 - filling volume: 1,2kg - CO2-equivalent: 0t Measuring ranges - pressure: 0...4bar abs. (tank) - power: 0...300W (heater) - flow rate: 0,05...1,8L/min (cooling water) - temperature: 4x 0...100°C 230V, 50Hz, 1 phase 230V, 60Hz, 1 phase 120V, 60Hz, 1 phase UL/CSA optional LxWxH: 1000x550x800mm Weight: approx. 65kg