ENERGY FROM THE SUN-

PHOTOVOLTAIC

THERMOCOUPLE

CONNECTION OF SOLAR THERMOCOUPLE TO VOLTMETER

Photovoltaic thermocouple is a large semiconductor component which is capable of converting light into electrical energy.It uses the photovoltaic effect.

DAYLIGHT Big thermocouple:0,443 V Both together:0,751V Small thermocouple:0,239 V

DARKNESS Big thermocouple:0,000V Small thermcouple:0,000V Both together:0,000V

ALUMINUM FOIL FOR LIGHT REFLECTION

Big thermocouple: 0,583V

Small thermocouple:0,318V

Both together:0,894V

THE REFLECTION OF LIGHT FROM THE MIRROR Big thermocouple:1,578V Small thermocouple: 0,412V Both together:1,185V

PAPER COVERING Big thermocouple:0,145V Both together:0,325V

Small thermocouple:0,122V

READING LAMPS Big thermocouple:0,443V Small thermocouple:0,239V Both together:0,751V

FINAL CONSLUSION

-Greater area of a solar thermocouple will get more energy

-solar thermocouples are inefficient because our two solar thermocouples are just able to power the appliance with the low voltage

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