Thermal Performance Analysis of Compact Heat Exchangers for Thermoelectric Generators

The efficiency of internal combustion engines (ICE) is usually about thirty percent of the total energy of the fuel. The residual energy is lost in the exhaust gas, the lubrication, and the cooling water in the radiators. Recently much of the researcher’s efforts have focused on taking advantage of...

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Main Authors: Dhuha Mohammed Hassan, Munther Abdullah Mussa
Format: Article
Language:English
Published: University of Baghdad 2020-03-01
Series:Journal of Engineering
Subjects:
Online Access:http://joe.uobaghdad.edu.iq/index.php/main/article/view/763
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author Dhuha Mohammed Hassan
Munther Abdullah Mussa
author_facet Dhuha Mohammed Hassan
Munther Abdullah Mussa
author_sort Dhuha Mohammed Hassan
collection DOAJ
description The efficiency of internal combustion engines (ICE) is usually about thirty percent of the total energy of the fuel. The residual energy is lost in the exhaust gas, the lubrication, and the cooling water in the radiators. Recently much of the researcher’s efforts have focused on taking advantage of wasted energy of the exhaust gas. Using a thermoelectric generator (TEG) is one of the promising ways. However, TEG depends entirely on the temperature difference, which may be offered by the exhaust muffler. An experimental test has been conducted to study the thermal performance of a different muffler internal design. The researchers resort to the use of lost energy in an ICE using TEG, which is one of the ways to take advantage of energy lost, which depends on the difference in temperature. TEG needs a heat exchanger and the muffler one of its types. In this work, four different types of mufflers will be designed and studied.  The results showed that the thermal performances of the studied models compared to the empty cavity were as follows, the serial plate structure 56.11%, the central Box structure 52.73%, and the central curvature structure 29.61%. The highest thermal performance is on the serial plate structure relative to the other types.
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spelling doaj.art-6d92f16baec9423b8aa93e9443e1530a2023-09-02T15:58:06ZengUniversity of BaghdadJournal of Engineering1726-40732520-33392020-03-0126310.31026/j.eng.2020.03.03Thermal Performance Analysis of Compact Heat Exchangers for Thermoelectric GeneratorsDhuha Mohammed Hassan0Munther Abdullah Mussa1College of Engineering - University of BaghdadCollege of Engineering-University of BaghdadThe efficiency of internal combustion engines (ICE) is usually about thirty percent of the total energy of the fuel. The residual energy is lost in the exhaust gas, the lubrication, and the cooling water in the radiators. Recently much of the researcher’s efforts have focused on taking advantage of wasted energy of the exhaust gas. Using a thermoelectric generator (TEG) is one of the promising ways. However, TEG depends entirely on the temperature difference, which may be offered by the exhaust muffler. An experimental test has been conducted to study the thermal performance of a different muffler internal design. The researchers resort to the use of lost energy in an ICE using TEG, which is one of the ways to take advantage of energy lost, which depends on the difference in temperature. TEG needs a heat exchanger and the muffler one of its types. In this work, four different types of mufflers will be designed and studied.  The results showed that the thermal performances of the studied models compared to the empty cavity were as follows, the serial plate structure 56.11%, the central Box structure 52.73%, and the central curvature structure 29.61%. The highest thermal performance is on the serial plate structure relative to the other types.http://joe.uobaghdad.edu.iq/index.php/main/article/view/763Exhaust heat exchanger, TEG, heat transfer
spellingShingle Dhuha Mohammed Hassan
Munther Abdullah Mussa
Thermal Performance Analysis of Compact Heat Exchangers for Thermoelectric Generators
Journal of Engineering
Exhaust heat exchanger, TEG, heat transfer
title Thermal Performance Analysis of Compact Heat Exchangers for Thermoelectric Generators
title_full Thermal Performance Analysis of Compact Heat Exchangers for Thermoelectric Generators
title_fullStr Thermal Performance Analysis of Compact Heat Exchangers for Thermoelectric Generators
title_full_unstemmed Thermal Performance Analysis of Compact Heat Exchangers for Thermoelectric Generators
title_short Thermal Performance Analysis of Compact Heat Exchangers for Thermoelectric Generators
title_sort thermal performance analysis of compact heat exchangers for thermoelectric generators
topic Exhaust heat exchanger, TEG, heat transfer
url http://joe.uobaghdad.edu.iq/index.php/main/article/view/763
work_keys_str_mv AT dhuhamohammedhassan thermalperformanceanalysisofcompactheatexchangersforthermoelectricgenerators
AT muntherabdullahmussa thermalperformanceanalysisofcompactheatexchangersforthermoelectricgenerators