Miss FENGYU ZHANG's Outputs (27)

Highly Manufacturable Edgewise Winding Design Integrating Cooling Solutions for High Power Density Applications (2024)
Presentation / Conference Contribution
George, E., Walker, A., Zhang, F., Vakil, G., & Gerada, C. (2024, October). Highly Manufacturable Edgewise Winding Design Integrating Cooling Solutions for High Power Density Applications. Presented at 2024 IEEE Vehicle Power and Propulsion Conference, VPPC 2024, Washington, DC, USA

Edgewise winding is reported recently for high-performance electric machines. However, to achieve widespread uptake of electric machines, it is essential to consider the manufacturing time of the complete machine solution. For example, with different... Read More about Highly Manufacturable Edgewise Winding Design Integrating Cooling Solutions for High Power Density Applications.

Design and Analysis of an Improved Tubular Permanent Magnet Linear Machine with a T-type Magnet Array (2024)
Journal Article
Guo, R., Bian, Y., Guo, B., Zhang, F., & Wang, W. (2024). Design and Analysis of an Improved Tubular Permanent Magnet Linear Machine with a T-type Magnet Array. IEEE Transactions on Transportation Electrification, https://doi.org/10.1109/TTE.2024.3429183

The surface-mounted tubular permanent magnet linear machine (SM-TPMLM) is widely used in many industrial applications. However, the PMs are fragile and easily fall off when linear machines are operated at reciprocating oscillation speed over long per... Read More about Design and Analysis of an Improved Tubular Permanent Magnet Linear Machine with a T-type Magnet Array.

A Review of Carbon Emissions from Electrical Machine Materials (2024)
Journal Article
Zhang, X., Gerada, D., Xu, Z., Zhang, F., & Gerada, C. (2024). A Review of Carbon Emissions from Electrical Machine Materials. Electronics, 13(9), Article 1714. https://doi.org/10.3390/electronics13091714

As the world embarks on a global mission to tackle climate change, reducing carbon represents a key challenge given the escalating global warming. The U.K. is among many other nations that are determined to decarbonise all sectors and strive to achie... Read More about A Review of Carbon Emissions from Electrical Machine Materials.

Manufacturable Edgewise Winding Solutions Considering Parallel Slot and Parallel Tooth Stator Structures (2023)
Presentation / Conference Contribution
George, L., Walker, A., Zhang, F., Vakil, G., & Gerada, C. (2023, December). Manufacturable Edgewise Winding Solutions Considering Parallel Slot and Parallel Tooth Stator Structures. Presented at 2023 IEEE 2nd Industrial Electronics Society Annual On-Line Conference (ONCON), SC, USA

Due to climate concerns, the push towards transportation electrification to deliver electric machines capable of high-power density performance is becoming increasingly critical. A key component of this is the structure and manufacture of the winding... Read More about Manufacturable Edgewise Winding Solutions Considering Parallel Slot and Parallel Tooth Stator Structures.

Novel End-Winding Hybrid Flux Machine (2023)
Journal Article
Shi, B., Huang, X., Li, J., Zhang, H., Zhao, H., Zhang, X., Zhang, F., & Gerada, C. (2023). Novel End-Winding Hybrid Flux Machine. IEEE Access, 11, 133781-133791. https://doi.org/10.1109/access.2023.3336675

This paper presents a novel motor topology, called the End-Winding Flux Machine (EWM), which explores the potential function of end-windings in rotating electric machines. By introducing an axial-radial flux stator into the end-windings, a hybrid flu... Read More about Novel End-Winding Hybrid Flux Machine.

A Taguchi-LHS-RSM Double-Staged Approach for Design Optimization of Self-Ventilated Cooling Systems Utilized in PMSMs (2023)
Presentation / Conference Contribution
Zhu, G., Xu, Z., Zhang, F., Gerada, C., & Gerada, D. (2023, November). A Taguchi-LHS-RSM Double-Staged Approach for Design Optimization of Self-Ventilated Cooling Systems Utilized in PMSMs. Presented at 26th International Conference on Electrical Machines and Systems (ICEMS), Zhuhai, China

Thermal management is critical for high-power-density permanent magnet synchronous machines (PMSMs). To realize the efficient and effective design optimization of self-ventilated air cooling systems for PMSMs, in this paper, a Taguchi-preconditioned... Read More about A Taguchi-LHS-RSM Double-Staged Approach for Design Optimization of Self-Ventilated Cooling Systems Utilized in PMSMs.

Research on the Effect of Heat Pipe Inclination Angle on Temperature Distribution in Electrical Machines (2023)
Journal Article
Zhao, H., Zhang, X., Li, J., Zhang, F., Zhang, Y., Yan, H., Zhu, X., Niu, Z., & Gerada, D. (2023). Research on the Effect of Heat Pipe Inclination Angle on Temperature Distribution in Electrical Machines. IEEE Transactions on Industry Applications, 59(6), 6745-6755. https://doi.org/10.1109/tia.2023.3310977

Due to high equivalent thermal conductivity with lightweight and small size, heat pipes (HPs) are being extensively applied in the motor cooling system to improve its thermal performance. However, when practically installed in electrical machines, th... Read More about Research on the Effect of Heat Pipe Inclination Angle on Temperature Distribution in Electrical Machines.

Effectiveness of Thermal Interface Materials on Electrical Machines Thermal Performance with Heat Pipes (2023)
Journal Article
Zhao, H., Zhang, X., Li, J., Zhang, F., Zhao, W., Zhang, Y., Gerada, D., & Zhang, H. (2024). Effectiveness of Thermal Interface Materials on Electrical Machines Thermal Performance with Heat Pipes. IEEE Transactions on Transportation Electrification, 10(1), 1274-1285. https://doi.org/10.1109/TTE.2023.3274554

Thermal issue has always been a major concern in motor design. Heat pipes (HPs) have been applied in electrical machines with remarkable cooling effects reported. However, critical factors that affect HP thermal benefits have rarely been studied, suc... Read More about Effectiveness of Thermal Interface Materials on Electrical Machines Thermal Performance with Heat Pipes.

Analytical Calculation and Experimental Validation of Litz Wires Axial Thermal Conductivity (2023)
Journal Article
Li, Z., Xu, Z., Zhang, F., Gerada, D., Guo, R., Zhang, H., Corfield, M., Gerada, C., & Zhang, C. (2024). Analytical Calculation and Experimental Validation of Litz Wires Axial Thermal Conductivity. IEEE Transactions on Transportation Electrification, 10(1), 1167-1179. https://doi.org/10.1109/TTE.2023.3262766

Litz wires are widely used in electrical machines with reduced AC losses, compared to traditional random winding. The reduced AC losses can improve both electrical machines electromagnetic performance, such as efficiency and thermal performance. Ther... Read More about Analytical Calculation and Experimental Validation of Litz Wires Axial Thermal Conductivity.

Comparison of V-shaped IPM Machines Winding Topologies for Heavy-duty EV Applications (2023)
Presentation / Conference Contribution
George, L., Walker, A., Zhang, F., Vakil, G., & Gerada, C. (2023, March). Comparison of V-shaped IPM Machines Winding Topologies for Heavy-duty EV Applications. Presented at 2023 IEEE International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion and Road Vehicles & International Transportation Electrification Conference (ESARS-ITEC), Venice, Italy

High performance electric machines are critical for heavy-duty electric vehicles (HDEV) to enable transportation electrification, where there is a significant performance gap between the traditional internal combustion engines and electrical machine... Read More about Comparison of V-shaped IPM Machines Winding Topologies for Heavy-duty EV Applications.

Heat Pipe Bending Effect on Cooling Effectiveness in Electrical Machines (2023)
Journal Article
Zhao, H., Zhang, X., Li, J., Wang, H., Zhang, F., Zhang, H., Zhu, X., & Gerada, D. (2023). Heat Pipe Bending Effect on Cooling Effectiveness in Electrical Machines. IEEE Transactions on Energy Conversion, 38(3), 2011-2021. https://doi.org/10.1109/tec.2023.3249971

Heat pipes(HPs) are being extensively explored in motor cooling scenarios for enhanced cooling capacity. HPs are commonly bent to adapt to the compact structure of electrical machines, whereas the bending effect on motor cooling effectiveness still r... Read More about Heat Pipe Bending Effect on Cooling Effectiveness in Electrical Machines.

Experimental Investigation of Heat Pipe Inclination Angle Effect on Temperature Nonuniformity in Electrical Machines (2022)
Journal Article
Zhang, X., Zhao, H., Li, J., Zhang, F., Zhang, Y., Yan, H., Niu, Z., Gerada, D., & Zhang, H. (2023). Experimental Investigation of Heat Pipe Inclination Angle Effect on Temperature Nonuniformity in Electrical Machines. Energies, 16(1), Article 350. https://doi.org/10.3390/en16010350

Heat pipes (HPs) are gaining increasing popularity in the propulsion motors of transportation electrification due to their remarkable thermal properties. However, the inclination angle affects the HP thermal performance and, thus, results in temperat... Read More about Experimental Investigation of Heat Pipe Inclination Angle Effect on Temperature Nonuniformity in Electrical Machines.

Airgap Length Analysis of a 350kW PM-Assisted Syn-Rel Machine for Heavy Duty EV Traction (2022)
Journal Article
Zou, T., Gerada, D., La Rocca, S., La Rocca, A., Walker, A., Vakil, G., Arevalo, . S. L., Xu, Z., Cui, M., Bardalai, A., Wang, M., Kumar, R. M. R., Marfoli, A., Paciura, . K., Barden, R., Ernest, E., Zhu, . S., Qayyum, N., McQueen, A., Zhang, F., & Gerada, C. (2023). Airgap Length Analysis of a 350kW PM-Assisted Syn-Rel Machine for Heavy Duty EV Traction. IEEE Transactions on Industry Applications, 59(2), 1557-1570. https://doi.org/10.1109/TIA.2022.3225255

Synchronous reluctance (Syn-Rel) machines with embedded permanent magnets (PMs) are research hotspots in variable speed motor drives due to their robust rotor structure and wide constant power speed range (CPSR). In this paper, the potential of PM-as... Read More about Airgap Length Analysis of a 350kW PM-Assisted Syn-Rel Machine for Heavy Duty EV Traction.

Thermal Contact Conductivity Prediction with Grey Box Model and Experimental Validation for an Axial Flux Motor (2022)
Presentation / Conference Contribution
Li, Z., Zhang, C., Zhang, F., Xu, Z., Gerada, D., Gerada, C., Li, X., Zhang, S., & Zhao, Y. (2022, October). Thermal Contact Conductivity Prediction with Grey Box Model and Experimental Validation for an Axial Flux Motor. Presented at 2022 IEEE Energy Conversion Congress and Exposition (ECCE), Detroit, MI, USA

Axial Flux Permanent Magnet Synchronous Motor (AFPMSM) attracts increased attention in recent years due to the inherent high torque density. The yokeless and segment armature is one of the most advanced structures, with reduced axial length and incre... Read More about Thermal Contact Conductivity Prediction with Grey Box Model and Experimental Validation for an Axial Flux Motor.

A Comprehensive Review and Experimental Investigation on Heat Pipes Application in Electrical Machines (2022)
Journal Article
Zhao, H., Zhang, X., Zhang, F., Wang, S., Zhao, W., Li, J., Zhang, H., & Gerada, D. (2023). A Comprehensive Review and Experimental Investigation on Heat Pipes Application in Electrical Machines. IEEE Transactions on Transportation Electrification, 9(2), 2267-2281. https://doi.org/10.1109/TTE.2022.3207504

The rapid development of transportation electrification brings unprecedented opportunities and challenges as well to the technological improvement of high-power-density motors. As the major restriction of motor performance, thermal issues attract mor... Read More about A Comprehensive Review and Experimental Investigation on Heat Pipes Application in Electrical Machines.

Fast Sizing Tool and Optimization Technique for Concentrated Wound Slotless Outer Rotor Motor for eVTOL Application (2022)
Presentation / Conference Contribution
Dave, N., Gerada, D., Vakil, G., Zhang, H., Shi, B., Zhang, F., Li, J., & Gerada, C. (2022, September). Fast Sizing Tool and Optimization Technique for Concentrated Wound Slotless Outer Rotor Motor for eVTOL Application. Presented at 2022 International Conference on Electrical Machines (ICEM), Valencia, Spain

This paper aims to present the feasibility and advantages of slotless motors for electric aircraft applications. Currently, eVTOL (electric vertical takeoff and landing) aircraft are equipped with a slotted motor with concentrated windings and an out... Read More about Fast Sizing Tool and Optimization Technique for Concentrated Wound Slotless Outer Rotor Motor for eVTOL Application.

Experimental Investigation of Oil Jet Cooling in Electrical Machines with Hairpin Windings (2022)
Journal Article
Liu, C., Xu, Z., Gerada, D., Zhang, F., Chong, Y. C., Michon, M., Goss, J., Gerada, C., & Zhang, H. (2023). Experimental Investigation of Oil Jet Cooling in Electrical Machines with Hairpin Windings. IEEE Transactions on Transportation Electrification, 9(1), 598-608. https://doi.org/10.1109/TTE.2022.3186947

Oil jet cooling and hairpin windings have become popular in electrical machine design for modern electric vehicles. In recent years, these two technologies are often combined and can be found in many commercial products. The highly effective cooling... Read More about Experimental Investigation of Oil Jet Cooling in Electrical Machines with Hairpin Windings.

A Comprehensive Design Guideline of Hairpin Windings for High Power Density Electric Vehicle Traction Motors (2022)
Journal Article
Zou, T., Gerada, D., La Rocca, A., Moslemin, M., Cairns, A., Cui, M., Bardalai, A., Zhang, F., & Gerada, C. (2022). A Comprehensive Design Guideline of Hairpin Windings for High Power Density Electric Vehicle Traction Motors. IEEE Transactions on Transportation Electrification, 8(3), 3578-3593. https://doi.org/10.1109/TTE.2022.3149786

The rapidly increasing demand on power density levels of electric vehicle (EV) drive systems is pushing the boundaries of traction motor performance. Hairpin windings are becoming a popular option for EV motors due to their reduced DC losses and impr... Read More about A Comprehensive Design Guideline of Hairpin Windings for High Power Density Electric Vehicle Traction Motors.

Performance Entitlement by Using Novel High Strength Electrical Steels and Copper Alloys for High-Speed Laminated Rotor Induction Machines (2022)
Journal Article
Zhang, F., Gerada, D., Xu, Z., He, Y., Zhang, H., Hua, W., & Gerada, C. (2022). Performance Entitlement by Using Novel High Strength Electrical Steels and Copper Alloys for High-Speed Laminated Rotor Induction Machines. Electronics, 11(2), 210. https://doi.org/10.3390/electronics11020210

The laminated rotor Induction Machine (IM), with its simple construction and manufacturing, robustness, ease of control and comparatively lower cost remains by far the most utilized electromechanical energy converter. At very high speeds, traditional... Read More about Performance Entitlement by Using Novel High Strength Electrical Steels and Copper Alloys for High-Speed Laminated Rotor Induction Machines.

Improved Thermal Modeling and Experimental Validation of Oil-Flooded High-Performance Machines with Slot-Channel Cooling (2021)
Journal Article
Zhang, F., Gerada, D., Xu, Z., Zhang, X., Zhang, H., Gerada, C., Zhu, M., Xia, L., Zhang, W., & Degano, M. (2022). Improved Thermal Modeling and Experimental Validation of Oil-Flooded High-Performance Machines with Slot-Channel Cooling. IEEE Transactions on Transportation Electrification, 8(1), 312-324. https://doi.org/10.1109/TTE.2021.3106819

Thermal management is often considered a bottleneck in the pursuit of the next-generation electrical machines for electrified transportation with a step change in power density. Slot-channel cooling is considered to be an effective cooling technique,... Read More about Improved Thermal Modeling and Experimental Validation of Oil-Flooded High-Performance Machines with Slot-Channel Cooling.