ET 262 Geothermal Probe With Heat Pipe Principle Didactic Equipment Technical Skills Training Equipment Thermal Lab Equipment
Transparent components allow observing how the state of the heat transfer medium changes Features - transparent components allow observing how the state of the heat transfer medium changes - operation with low-boiling heat transfer medium Learning objectives/experiments - fundamentals of geothermal energy - operating behaviour of a geothermal probe with heat pipe principle - determination of the amount of heat that can be dissipated in the heat pipe with variation of the thermal load - variation of the filling level of the heat transfer medium contained - examination of the radial temperature profile in a sand sample and determination of the thermal conductivity - determination of the sand’s thermal conductivity by means of a thermal response test - fundamentals and energy balance of a heat pump Specification [1] demonstration of the operation of a geothermal probe with heat pipe principle [2] heat pipe made of glass with transparent temperature control jacket [3] water as a working medium for heat dissipation in the heat exchanger [4] supply of the working medium via the lab network or via water chiller WL 110.20 to ensure a maximum water temperature of 16°C [5] simulation of the energy balance of a heat pump in the software [6] refrigerant R1233zd, GWP: 1 [7] software for data acquisition via USB under Windows 10 Technical data Heat pipe - length: approx. 1000mm - Ø external, heat pipe: approx. 56mm - Ø external, temperature control jacket: approx. 80mm Heater in the heating circuit - output: 2kW Pump in the heating circuit - max. flow rate: 1,9m3/h - power consumption: 58W U-tube geothermal probe made of copper - length: approx. 1000mm Pump in the thermal response test - flow rate: 4,8...28,2L/h - power consumption: max. 60W Heating element in the water tank - output: 100W Heating element in the sand container - output: 50W Refrigerant: R1233zd, GWP: 1 - filling volume: 2,3kg - CO2-equivalent: 0t Measuring ranges - temperature of the heating element in the sand sample: 0...250°C - flow rate: 0,4...6L/min 230V, 50Hz, 1 phase 230V, 60Hz, 1 phase; 120V, 60Hz, 1 phase UL/CSA optional LxWxH: 2170x790x1900mm Weight: approx. 250kg
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