ET 300 Finned Tube Heat Exchanger Water/Air Didactic Equipment Vocational Training Equipment Thermal Lab Equipment
Function of the heat exchanger as an air heater or water cooler Features - convective heat transfer between water and air - closed hot water circuit Learning objectives/experiments - familiarisation with the heat transfer process between water and air - determination of heat flows from water and air - determination of the efficiency or losses - energy balances at the heat exchanger - plot pump characteristic Specification [1] finned-tube heat exchanger to study convective heat transfer between water and air [2] function of the heat exchanger as an air heater or water cooler [3] closed hot water circuit with electric heater, thermostat, water tank and pump [4] adjustable water and air flow [5] determination of the air volumetric flow rate by differential pressure at measuring nozzle [6] digital display of temperatures, flow rates and pressure [7] software for data acquisition via USB under Windows 10 Technical data Finned-tube heat exchanger - material: Cu/Al - average transfer surface: 2,80m2 (air side) - output: 2kW - water temperature: 70°C Pump - power consumption: 470W - max. flow rate: 4,2m3/h - max. head: 20,5m Fan - power consumption: 0,25kW - max. flow rate: 13m3/min - max. pressure difference: 430Pa Water tank: 28L Heater: 2kW Thermostat: max. 80°C Measuring ranges - temperature: 4x 0...100°C - flow rate: water 0...6m3/h - pressure: water 0...4bar abs. - mass flow rate: air 0...250g/s 230V, 50Hz, 1 phase 230V, 60Hz, 1 phase; 230V, 60Hz, 3 phases UL/CSA optional LxWxH: 1730x800x1900mm Weight: approx. 220kg
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