Thermoelectric device and thermoelectric system comprising same

Abstract

A thermoelectric device according to one embodiment of the present invention comprises: a fluid flow portion comprising a first surface and a second surface spaced apart from the first surface in a first direction; a first thermoelectric module disposed on the first surface; a second thermoelectric module disposed on the second surface; a first shield member disposed on a third surface formed between the first surface and the second surface; a second shield member disposed on a fourth surface formed between the first surface and the second surface and facing the third surface; and a third shield member disposed on the first surface and the first thermoelectric module, and extended to the third surface and the fourth surface, wherein the third shield member comprises a 3-1 area disposed on the third surface, a 3-2 area disposed on the first surface, and a 3-3 area disposed on the fourth surface, and the third surface, the first shield member, and the 3-1 area of the third shield member area sequentially disposed along the direction from the fourth surface towards the third surface, and the fourth surface, the second shield member, and the 3-3 area of the third shield member are sequentially disposed along the direction from the third surface towards the fourth surface.