Thermoelectric Generators and the Seebeck Effect

Krupanidhi Y G 1, *, Ramya Y A 2 and Sowmya B 3

1 Senior Scale Lecturer in Science, Government Polytechnic, Turuvekere-572227, Karnataka India.
2 Senior Scale Lecturer in Science, D.A.C.G, Government Polytechnic, Chikkamagalur 577101, Karnataka India.
3 Senior Scale Lecture in Science, Government polytechnic K R Pete, Mandya-571426, Karnataka India.
 
World Journal of Advanced Research and Reviews, 2025, 16(03), 1448-1455
Article DOI10.30574/wjarr.2022.16.3.1409
Publication history: 
Received on 08 December 2022; revised on 19 December 2022; accepted on 26 December 2022
 
Abstract: 
Thermoelectric generators (TEGs) represent a promising technology for direct thermal-to-electrical energy conversion based on the Seebeck effect. This paper explores the fundamental physics underlying thermoelectric phenomena, examines the materials and design considerations for practical TEG devices, and discusses current applications and future prospects. The efficiency limitations imposed by the figure of merit (ZT) and strategies for optimization are analyzed. Despite current limitations in conversion efficiency, thermoelectric generators offer unique advantages for waste heat recovery and remote power generation applications.
 
Keywords: 
Thermoelectric effect; Seebeck effect; Waste heat recovery; ZT figure of merit; Thermoelectric materials
 
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