The peltier device generates electricity by having one side hot and the other side cooler known as a thermal difference.
Do wood burner fans work.
The heat differential between the base of the unit and the top of the fan drives the motor which in turn drives the blades around while the cooling fans at the rear help keep the top of the fan at a much lower temperature making sure the fan spins maintains constant revolutions.
When a valiant stove fan is placed on a working wood burning stove heat is conducted from the surface of the stove travelling up from the aluminium base of the fan to the underside of the peltier device.
Wood burning stoves have become trendy.
As pointed out a stirling engine fans and ecofans for wood burners are positioned on top of the wood burning stove and rely wholly on the heat from the wood burner stove to work.
However you may still be on the fence about whether they genuinely work or if its just another one of those gimmicky gadgets that are a way of helping you spend your hard earned cash.
Yes investing in a wood burner stove top fan will contribute to lower your energy bills.