Experimental study on thermoelectric performance and power consumption characteristics of flat-plate thermoelectric generator

Thermoelectric generator can directly convert thermal energy into electrical energy, and applying it to recover waste heat from automobile exhaust is conducive to energy saving. In this paper, a thermoelectric generation experimental system is built, the power output performance and channel power co...

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Main Authors: Minghui Ge, Zhenhua Li, Yuntong Zhao, Yulong Zhao, Liyao Xie
Format: Article
Language:English
Published: Elsevier 2022-04-01
Series:Energy Reports
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S235248472101297X
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author Minghui Ge
Zhenhua Li
Yuntong Zhao
Yulong Zhao
Liyao Xie
author_facet Minghui Ge
Zhenhua Li
Yuntong Zhao
Yulong Zhao
Liyao Xie
author_sort Minghui Ge
collection DOAJ
description Thermoelectric generator can directly convert thermal energy into electrical energy, and applying it to recover waste heat from automobile exhaust is conducive to energy saving. In this paper, a thermoelectric generation experimental system is built, the power output performance and channel power consumption of the flat-plate thermoelectric power generation system under different exhaust gas flow rates are experimentally studied. The results show that when the exhaust flow rate is 40 Nm3/h and the exhaust inlet temperature is 400 °C, the maximum output power of the system is 26.8 W, and the maximum net output power is about 23.3 W. In addition, the exhaust flow rate is changed from 10 Nm3/h to 40 Nm3/h, and the proportion of power consumption in the hot air channel is changed from 1.91% to 12.85%, which has increased by more than six times.
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spelling doaj.art-77bff80fb28e41a1b900f0d8430a5b252022-12-22T02:03:49ZengElsevierEnergy Reports2352-48472022-04-018369373Experimental study on thermoelectric performance and power consumption characteristics of flat-plate thermoelectric generatorMinghui Ge0Zhenhua Li1Yuntong Zhao2Yulong Zhao3Liyao Xie4School of Energy and Environmental Engineering, Hebei University of Technology, Tianjin, 300401, ChinaSchool of Energy and Environmental Engineering, Hebei University of Technology, Tianjin, 300401, ChinaSchool of Energy and Environmental Engineering, Hebei University of Technology, Tianjin, 300401, ChinaCorresponding authors.; School of Energy and Environmental Engineering, Hebei University of Technology, Tianjin, 300401, ChinaCorresponding authors.; School of Energy and Environmental Engineering, Hebei University of Technology, Tianjin, 300401, ChinaThermoelectric generator can directly convert thermal energy into electrical energy, and applying it to recover waste heat from automobile exhaust is conducive to energy saving. In this paper, a thermoelectric generation experimental system is built, the power output performance and channel power consumption of the flat-plate thermoelectric power generation system under different exhaust gas flow rates are experimentally studied. The results show that when the exhaust flow rate is 40 Nm3/h and the exhaust inlet temperature is 400 °C, the maximum output power of the system is 26.8 W, and the maximum net output power is about 23.3 W. In addition, the exhaust flow rate is changed from 10 Nm3/h to 40 Nm3/h, and the proportion of power consumption in the hot air channel is changed from 1.91% to 12.85%, which has increased by more than six times.http://www.sciencedirect.com/science/article/pii/S235248472101297XThermoelectric generationWaste heat recoveryOutput powerPower consumption
spellingShingle Minghui Ge
Zhenhua Li
Yuntong Zhao
Yulong Zhao
Liyao Xie
Experimental study on thermoelectric performance and power consumption characteristics of flat-plate thermoelectric generator
Energy Reports
Thermoelectric generation
Waste heat recovery
Output power
Power consumption
title Experimental study on thermoelectric performance and power consumption characteristics of flat-plate thermoelectric generator
title_full Experimental study on thermoelectric performance and power consumption characteristics of flat-plate thermoelectric generator
title_fullStr Experimental study on thermoelectric performance and power consumption characteristics of flat-plate thermoelectric generator
title_full_unstemmed Experimental study on thermoelectric performance and power consumption characteristics of flat-plate thermoelectric generator
title_short Experimental study on thermoelectric performance and power consumption characteristics of flat-plate thermoelectric generator
title_sort experimental study on thermoelectric performance and power consumption characteristics of flat plate thermoelectric generator
topic Thermoelectric generation
Waste heat recovery
Output power
Power consumption
url http://www.sciencedirect.com/science/article/pii/S235248472101297X
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AT zhenhuali experimentalstudyonthermoelectricperformanceandpowerconsumptioncharacteristicsofflatplatethermoelectricgenerator
AT yuntongzhao experimentalstudyonthermoelectricperformanceandpowerconsumptioncharacteristicsofflatplatethermoelectricgenerator
AT yulongzhao experimentalstudyonthermoelectricperformanceandpowerconsumptioncharacteristicsofflatplatethermoelectricgenerator
AT liyaoxie experimentalstudyonthermoelectricperformanceandpowerconsumptioncharacteristicsofflatplatethermoelectricgenerator