experiment
In preliminary experiments to design a cooling system thermostat dielectric. Thermoelectric trial version tec1-12706, which has size 4 cm long, 4 cm thick and 4 mm. Cooling in the temperature range -1 to -16 ° c power: 40w (12vdc). Thermoelectric plate Were used cooling foam box, no packing foam inside the box 15l by starting temperature was 30 ° c over time to lower the temperature inside a foam box, as shown in Table 3.1