A comparative survey on recovery performance of thermo-electric generator recovery system with air cooling during warming process of internal combustion gasoline engines

Thermoelectric generators are long-life electricity generators that operate according to the Seebeck thermoelectric effect and produce DC voltage by utilizing the temperature difference on hot and cold surfaces, without moving parts. The ability to generate electricity directly in any situation wher...

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Main Author: Mehmet Akif Kunt
Format: Article
Language:English
Published: Pamukkale University 2018-08-01
Series:Pamukkale University Journal of Engineering Sciences
Subjects:
Online Access:https://dergipark.org.tr/tr/pub/pajes/issue/38891/454062
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author Mehmet Akif Kunt
author_facet Mehmet Akif Kunt
author_sort Mehmet Akif Kunt
collection DOAJ
description Thermoelectric generators are long-life electricity generators that operate according to the Seebeck thermoelectric effect and produce DC voltage by utilizing the temperature difference on hot and cold surfaces, without moving parts. The ability to generate electricity directly in any situation where the temperature difference between the surfaces of the thermoelectric modules arises makes it possible to generate electricity from the first time in the exhaust systems of the internal combustion engines. It is very important to examine the recovery of the thermoelectric generators in the heating process in the internal combustion engines due to the reduced generator efficiency at low revs. In this study, thermoelectric generators were used to provide exhaust heat recovery in heating process of an internal combustion gasoline engine, electrical gains obtained at three different temperature averages were investigated and experimental and simulated results were compared. A maximum ΔT = 165 °C temperature difference was obtained between the module surfaces. In the experiments performed, ΔT = 165 °C, RL = 10 Ω load resistance, maximum 6.75 V voltage, 0.65 A current is obtained. Experimental and simulation results are generally in coherence.
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spelling doaj.art-e642c1af87ca417bb57c43dff30cb43f2023-02-15T16:19:28ZengPamukkale UniversityPamukkale University Journal of Engineering Sciences1300-70092147-58812018-08-01244605609218A comparative survey on recovery performance of thermo-electric generator recovery system with air cooling during warming process of internal combustion gasoline enginesMehmet Akif KuntThermoelectric generators are long-life electricity generators that operate according to the Seebeck thermoelectric effect and produce DC voltage by utilizing the temperature difference on hot and cold surfaces, without moving parts. The ability to generate electricity directly in any situation where the temperature difference between the surfaces of the thermoelectric modules arises makes it possible to generate electricity from the first time in the exhaust systems of the internal combustion engines. It is very important to examine the recovery of the thermoelectric generators in the heating process in the internal combustion engines due to the reduced generator efficiency at low revs. In this study, thermoelectric generators were used to provide exhaust heat recovery in heating process of an internal combustion gasoline engine, electrical gains obtained at three different temperature averages were investigated and experimental and simulated results were compared. A maximum ΔT = 165 °C temperature difference was obtained between the module surfaces. In the experiments performed, ΔT = 165 °C, RL = 10 Ω load resistance, maximum 6.75 V voltage, 0.65 A current is obtained. Experimental and simulation results are generally in coherence.https://dergipark.org.tr/tr/pub/pajes/issue/38891/454062waste heatwarming processrecovery systemexhaust systematık ısıisınma sürecigeri kazanım sistemiegzoz sistem
spellingShingle Mehmet Akif Kunt
A comparative survey on recovery performance of thermo-electric generator recovery system with air cooling during warming process of internal combustion gasoline engines
Pamukkale University Journal of Engineering Sciences
waste heat
warming process
recovery system
exhaust system
atık ısı
isınma süreci
geri kazanım sistemi
egzoz sistem
title A comparative survey on recovery performance of thermo-electric generator recovery system with air cooling during warming process of internal combustion gasoline engines
title_full A comparative survey on recovery performance of thermo-electric generator recovery system with air cooling during warming process of internal combustion gasoline engines
title_fullStr A comparative survey on recovery performance of thermo-electric generator recovery system with air cooling during warming process of internal combustion gasoline engines
title_full_unstemmed A comparative survey on recovery performance of thermo-electric generator recovery system with air cooling during warming process of internal combustion gasoline engines
title_short A comparative survey on recovery performance of thermo-electric generator recovery system with air cooling during warming process of internal combustion gasoline engines
title_sort comparative survey on recovery performance of thermo electric generator recovery system with air cooling during warming process of internal combustion gasoline engines
topic waste heat
warming process
recovery system
exhaust system
atık ısı
isınma süreci
geri kazanım sistemi
egzoz sistem
url https://dergipark.org.tr/tr/pub/pajes/issue/38891/454062
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