Test stand for oil, natural gas and propane gas burners Design and operating behaviour of a heating boiler with hot water storage Features - investigation of gas and oil burners - viewing window for observing the flame pattern Learning objectives/experiments - design and operating behaviour of a heating boiler - comparison of burners (3 different burners available as accessories) - changes in settings during operation with observation of the effects on the flame pattern - temperature measurements in different areas of the combustion chamber - oil pressure measurements on the burner with observation of the effect on the flame pattern - thermal balance - calculation of the thermal output of a heating boiler - function of a plate heat exchanger Specification [1] comparison of burners [2] oil burner, natural gas burner and propane gas burner available as accessories [3] function of a heating boiler [4] boiler body with 1 viewing window made of special glass [5] domestic water heater with circulation pump [6] transparent heating oil tank with filling and venting valve [7] digital displays for oil pressure sensor, temperature and flow rate sensor [8] GUNT software for data acquisition via USB under Windows 10 Technical data Boiler - nominal power output: 18kW - control unit with temperature limiter Circulation pump - max. power consumption: 70W - max. flow rate: 45L/min - max. head: 4m Plate heat exchanger: 10 plates Boiler safety group according to DIN 4751 - 3bar - 50kW Domestic water heater: 160L Heating oil tank, transparent: 15L Measuring ranges - oil pressure: 0...16bar - gas pressure (nozzle): 0...10mbar - temperature: 1x 0...1.500°C / 9x 0...100°C - flow rate: 3...60L/min (water) - flow rate: 0...40L/min (oil) 230V, 50Hz, 1 phase 230V, 60Hz, 1 phase; 120V, 60Hz, 1 phase UL/CSA optional LxWxH: 1000x1440x1920mm Weight: approx. 377kg