THERMAL STRESS AND HEAT TRANSFER ANALYSIS OF A THERMIONIC WASTE HEAT RECOVERY SYSTEM DESIGNED FOR A HYBRID ELECTRIC VEHICLE
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2025
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| _version_ | 1866901939770359808 |
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| author | Mayur A. Tamboli Dr. Sachin M. Agrawal Dr. Kantaprasad Kodihal |
| author_facet | Mayur A. Tamboli Dr. Sachin M. Agrawal Dr. Kantaprasad Kodihal |
| contents | <p>This paper presents the simulation-based analysis and performance evaluation of a Thermionic<br>Energy Converter (TEC) system designed for automotive exhaust heat recovery. The proposed<br>system, modeled using Multiphysics software, investigates the effects of various material properties<br>and temperature gradients on thermal stress, thermal strain, and heat transfer efficiency. Highperformance<br>materials such as Tungsten and Molybdenum demonstrated superior thermionic<br>conversion capabilities, achieving heat transfer rates of 1038.73 W and 985.43 W, respectively.<br>Additionally, these materials exhibited low thermal stress and strain under operating conditions,<br>validating their suitability for high-temperature TEC components. Coated Graphene showed the<br>highest heat flux (2107.09 W), indicating its potential for enhancing conversion efficiency, although<br>practical coating challenges remain. The simulation outcomes underscore the effectiveness of<br>numerical modeling for material selection and design optimization in TEC systems. Future work<br>involves experimental validation under dynamic thermal loads and further exploration of advanced<br>coating methodologies to improve TEC performance.</p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_16809998 |
| institution | Zenodo |
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| publishDate | 2025 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | THERMAL STRESS AND HEAT TRANSFER ANALYSIS OF A THERMIONIC WASTE HEAT RECOVERY SYSTEM DESIGNED FOR A HYBRID ELECTRIC VEHICLE Mayur A. Tamboli Dr. Sachin M. Agrawal Dr. Kantaprasad Kodihal <p>This paper presents the simulation-based analysis and performance evaluation of a Thermionic<br>Energy Converter (TEC) system designed for automotive exhaust heat recovery. The proposed<br>system, modeled using Multiphysics software, investigates the effects of various material properties<br>and temperature gradients on thermal stress, thermal strain, and heat transfer efficiency. Highperformance<br>materials such as Tungsten and Molybdenum demonstrated superior thermionic<br>conversion capabilities, achieving heat transfer rates of 1038.73 W and 985.43 W, respectively.<br>Additionally, these materials exhibited low thermal stress and strain under operating conditions,<br>validating their suitability for high-temperature TEC components. Coated Graphene showed the<br>highest heat flux (2107.09 W), indicating its potential for enhancing conversion efficiency, although<br>practical coating challenges remain. The simulation outcomes underscore the effectiveness of<br>numerical modeling for material selection and design optimization in TEC systems. Future work<br>involves experimental validation under dynamic thermal loads and further exploration of advanced<br>coating methodologies to improve TEC performance.</p> |
| title | THERMAL STRESS AND HEAT TRANSFER ANALYSIS OF A THERMIONIC WASTE HEAT RECOVERY SYSTEM DESIGNED FOR A HYBRID ELECTRIC VEHICLE |
| url | https://doi.org/10.5281/zenodo.16809998 |