ET 120 Cooling Using The Peltier Effect Didactic Equipment Vocational Training Equipment Refrigeration Training Equipment
Demonstration of the thermoelectric effect Features - demonstration of the thermoelectric effect - creation of energy balances Learning objectives/experiments - function and operation of a Peltier element -- for cooling -- as heat pump - determination of the refrigeration and heating capacity - recording typical characteristics, such as refrigeration capacity, via temperature differences - energy balance - calculating the coefficient of performance Specification [1] functional model of a Peltier refrigeration system [2] experimental unit with clear design of all components at the front [3] water-cooled Peltier element [4] shared water circuit for heating and cooling with tank, pump and flow meters [5] electrical power freely adjustable via potentiometer [6] digital displays for temperature, current and voltage [7] flow meter measurement of the water flows via rotameters Technical data Peltier element - max. refrigeration capacity: 191,4W - max. current: 22,6A - max. voltage: 16,9V - max. temperature difference: 77,8K - hot side temperature: 50°C Pump - power consumption: 120W - max. flow rate: 1000L/h - max. head: 30m Water tank - content: 7L Measuring ranges - current: 0...20A - voltage: 0...200V - temperature: 2x -30...80°C, 4x 0...100°C - flow rate: 2...27L/h, 15...105L/h 230V, 50Hz, 1 phase 230V, 60Hz, 1 phase 120V, 60Hz, 1 phase UL/CSA optional LxWxH: 1000x640x600mm Weight: approx. 60kg
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