AFT119 Geothermal Probe Training System Didactic Equipment Heat Transfer Laboratory Equipment
The System Should Cover the Following Training Objectives: Principals of geothermal energy Investigation of operating behavior of a geothermal probe with heat pipe principle Acquiring 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 Observation of the radial temperature profile in a sand sample and determination of the thermal conductivity Acquiring the sand’s thermal conductivity by means of a thermal response test Principals and energy balance of a heat pump Minimum Technical Specifications Required (like or better than): Glass heat pipe of length: 1000mm, external diameter heat pipe: 55mm and transparent temperature control jacket with external diameter: 80mm Water should be working medium for heat dissipation in the heat exchanger Heater in the heating circuit of output: 1.9kW Pump in the heating circuit of maximum flow rate: 1.9m3/h and power consumption: 58W Copper U-tube geothermal probe of length: 1000mm Pump in the thermal response test of flow rate: 4.9 to 28L/h and power consumption: maximum 60W water tank storage tank Digital display Heating element in the water tank of output: 100W Heating element in the sand container of output: 50W Temperature of the heating element in the sand sample of range 0 to 250°C Flow rate measuring range: 0.4 to 6L/min Placed on a rigid trolley with four castor wheels Data acquisition unit with software that includes simulation of the energy balance of a heat pump USB interface PC Core i7, DVD+/-RW, 8GB RAM, 1TB Hard Disk Drive, Optical Mouse, Multimedia Keyboard, Monitor (21") LED
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