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Analysis and Experimental Evaluation of a Soft Switching Boost Converter with Unbalanced Capacitor Voltage (2024)
Journal Article
Chen, Q., Klumpner, C., Li, Y., & Ahmed, M. R. (2024). Analysis and Experimental Evaluation of a Soft Switching Boost Converter with Unbalanced Capacitor Voltage. IEEE Transactions on Power Electronics, 39(9), 11176 - 11186. https://doi.org/10.1109/TPEL.2024.3404260

This paper presents a novel unbalanced capacitor voltage (UCV) soft switching boost converter under full loads range with a simple control scheme. The topology consists of a half bridge switching-leg, filter inductor, and an auxiliary circuit contain... Read More about Analysis and Experimental Evaluation of a Soft Switching Boost Converter with Unbalanced Capacitor Voltage.

Impacts of distributed thermal and electric contact resistance on performance and geometric optimization of thermoelectric generators (2024)
Journal Article
Li, Y., Shi, Y., Luo, D., Wang, X., & Yan, Y. (2024). Impacts of distributed thermal and electric contact resistance on performance and geometric optimization of thermoelectric generators. Applied Thermal Engineering, 246, Article 122873. https://doi.org/10.1016/j.applthermaleng.2024.122873

Thermal and electric contact resistance (TCR/ECR) critically impact performance and geometric optimization of thermoelectric generators (TEGs). However, conventional treatments usually ignored or simplified them as lumped variables, neglecting their... Read More about Impacts of distributed thermal and electric contact resistance on performance and geometric optimization of thermoelectric generators.

Hybrid sensible-latent heat thermal energy storage using natural stones to enhance heat transfer: Energy, exergy, and economic analysis (2023)
Journal Article
Zhang, S., Li, Y., & Yan, Y. (2024). Hybrid sensible-latent heat thermal energy storage using natural stones to enhance heat transfer: Energy, exergy, and economic analysis. Energy, 286, Article 129530. https://doi.org/10.1016/j.energy.2023.129530

Latent heat thermal energy storage addresses the mismatch between energy supply and demand; however, phase change materials (PCM) commonly have the issue of low thermal conductivity. Natural stones, as low-cost and environmentally friendly sensible h... Read More about Hybrid sensible-latent heat thermal energy storage using natural stones to enhance heat transfer: Energy, exergy, and economic analysis.

Experimental analysis of mismatch in electro-thermal device parameter within parallel connected SiC MOSFETs: Considerations for multi-chip power module design (2023)
Presentation / Conference Contribution
Fayyaz, A., Li, Y., Evans, P., Watson, A., Wheeler, P., & Gerada, C. (2023). Experimental analysis of mismatch in electro-thermal device parameter within parallel connected SiC MOSFETs: Considerations for multi-chip power module design. In 2023 IEEE Workshop on Wide Bandgap Power Devices and Applications in Asia (WiPDA Asia). https://doi.org/10.1109/WiPDAAsia58218.2023.10261906

This paper aims to investigate the current imbalance within parallel connected common-source configuration of SiC Power MOSFET switches using double pulse transient operation. Mismatches in electro-thermal parameters e.g., threshold voltage (Vth and... Read More about Experimental analysis of mismatch in electro-thermal device parameter within parallel connected SiC MOSFETs: Considerations for multi-chip power module design.

Realizing ultrahigh ZT value and efficiency of the Bi2Te3 thermoelectric module by periodic heating (2023)
Journal Article
Luo, D., Li, Y., Yan, Y., Hu, X., Fan, X., Chen, W., …Cao, B. (2023). Realizing ultrahigh ZT value and efficiency of the Bi2Te3 thermoelectric module by periodic heating. Energy Conversion and Management, 296, Article 117669. https://doi.org/10.1016/j.enconman.2023.117669

Thermoelectric power generation is regarded as a promising technology to convert waste heat into electricity. This study aims to address the low conversion efficiency of thermoelectric modules and introduces a novel periodic heating method to enhance... Read More about Realizing ultrahigh ZT value and efficiency of the Bi2Te3 thermoelectric module by periodic heating.

A modified Control Strategy of Neutral-Point Clamped Converter-Fed PMSM Drives with Engergy Storage Systems (2023)
Presentation / Conference Contribution
Xie, J., Suberski, M., Henneberg, D., Petzoldt, J., Li, Y., Watson, A., & De Novaes, Y. R. (2023). A modified Control Strategy of Neutral-Point Clamped Converter-Fed PMSM Drives with Engergy Storage Systems. In 2023 25th European Conference on Power Electronics and Applications (EPE'23 ECCE Europe). https://doi.org/10.23919/epe23ecceeurope58414.2023.10264367

This paper proposes a modified control strategy for three-phase three-level neutral point clamped (NPC) converter-fed Permanent Magnet Synchronous Motor (PMSM) drive in the application of Energy Storage Systems (ESS) using single-carrier modulation.... Read More about A modified Control Strategy of Neutral-Point Clamped Converter-Fed PMSM Drives with Engergy Storage Systems.

Exhaust channel optimization of the automobile thermoelectric generator to produce the highest net power (2023)
Journal Article
Luo, D., Yan, Y., Li, Y., Yang, X., & Chen, H. (2023). Exhaust channel optimization of the automobile thermoelectric generator to produce the highest net power. Energy, 281, Article 128319. https://doi.org/10.1016/j.energy.2023.128319

The automobile thermoelectric generator is a promising energy conversion technology to enhance fuel economy and decrease the fuel consumption of vehicles. In order to boost the performance of the automobile thermoelectric generator, the fin distance... Read More about Exhaust channel optimization of the automobile thermoelectric generator to produce the highest net power.

Dynamic behaviour of automobile thermoelectric waste heat recovery under different driving cycles (2023)
Journal Article
Luo, D., Yan, Y., Li, Y., Chen, W. H., Yang, X., Wang, X., & Cao, B. (2023). Dynamic behaviour of automobile thermoelectric waste heat recovery under different driving cycles. Applied Thermal Engineering, 232, Article 121039. https://doi.org/10.1016/j.applthermaleng.2023.121039

Different types of vehicles often run in different driving cycles, resulting in different dynamic behaviours of the automobile thermoelectric generator. The dynamic performance of a simplified automobile thermoelectric generator under different drivi... Read More about Dynamic behaviour of automobile thermoelectric waste heat recovery under different driving cycles.

Recent development in structural designs and thermal enhancement technologies of thermoelectric generator with different types of heat sources: A review (2023)
Journal Article
Li, Y., Wang, X., Luo, D., Shi, Y., Ren, Y., & Yan, Y. (2023). Recent development in structural designs and thermal enhancement technologies of thermoelectric generator with different types of heat sources: A review. e-Prime - Advances in Electrical Engineering, Electronics and Energy, 4, Article 100180. https://doi.org/10.1016/j.prime.2023.100180