Build a Thermoelectric Generator, Like the Ones That Power Deep Space Missions

Build a Thermoelectric Generator, Like the Ones That Power Deep Space Missions

The phrase “heat engine” might trigger some bad memories from your introductory thermodynamics course. But don’t worry, I am going to show you the coolest heat engine you could possibly image—the thermoelectric generator (TEG). The basic idea behind a heat engine is to draw some useful energy out of a temperature difference. This output energy …