Xuhui Wen
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View article: Multi-Objective Optimal Design of 200 kW Permanent Magnet Synchronous Motor Based on NSGA-II
Multi-Objective Optimal Design of 200 kW Permanent Magnet Synchronous Motor Based on NSGA-II Open
Interior permanent magnet synchronous motors (IPMSMs) are widely applied as drive motors in electric vehicles because they have the advantages of high power density, high efficiency, and excellent dynamic performance. This paper introduces…
View article: A static current error elimination algorithm for predictive current control in PMSM for electric vehicles
A static current error elimination algorithm for predictive current control in PMSM for electric vehicles Open
Permanent magnet synchronous motors (PMSM), especially interior PMSM, offer several benefits, including a compact design, light weight, simple construction, high efficiency, and versatile control capabilities, which make them ideal for use…
View article: Design and Experiment on Heat Dissipation Structures of Ducted Fan Motor for Flying Electric Vehicle
Design and Experiment on Heat Dissipation Structures of Ducted Fan Motor for Flying Electric Vehicle Open
Ducted fan motors play a crucial role in promoting various applications of flying electric vehicles. In ducted fan motor systems, motor performance affects the speed of the fan, the flow field of the fan affects the thermal field of the mo…
View article: Investigation on the Novel High-performance Copper/Graphene Composite Conductor for High Power Density Motor
Investigation on the Novel High-performance Copper/Graphene Composite Conductor for High Power Density Motor Open
High-performance Cu/Graphene composite wire synergistically strengthened by nano Cr 3 C 2 phase was directly synthesized via hot press sintering followed by severe cold plastic deformation, using liquid paraffin and CuCr alloy powder as th…
View article: Energy-based Directional Pilot Protection for Distribution Networks with IBDGs Considering Unmeasured Load Switching
Energy-based Directional Pilot Protection for Distribution Networks with IBDGs Considering Unmeasured Load Switching Open
Inverter-based distributed generations (IBDGs) are the main approach to utilizing clean energy in distribution networks (DNs). Compared with synchronous source, fault response of IBDG is very different. As a result, in DNs with high penetr…
View article: Particle Swarm Optimization Algorithm Based on Levy Flight
Particle Swarm Optimization Algorithm Based on Levy Flight Open
On account of the shortcomings of particle swarm optimization algorithm(PSO), such as poor global search capability and low convergence accuracy, levy flight [1] and Gaussian mutation [2] are used to propose particle swarm optimization alg…
View article: Data-Driven-Model-Based Full-Region Optimal Mapping Method of Permanent Magnet Synchronous Motors in Wide Temperature Range
Data-Driven-Model-Based Full-Region Optimal Mapping Method of Permanent Magnet Synchronous Motors in Wide Temperature Range Open
To improve the motor efficiency and expand the actual external characteristic region of electric vehicle permanent magnet synchronous motor (PMSM) drive systems, the optimal operation of mapping torque to d-q axis current is usually applie…
View article: Tumor cell-derived exosomal microRNA-146a promotes non-small cell lung cancer cell invasion and proliferation by inhibiting M1 macrophage polarization
Tumor cell-derived exosomal microRNA-146a promotes non-small cell lung cancer cell invasion and proliferation by inhibiting M1 macrophage polarization Open
NSCLC cells released exosomal miR-146a to inhibit the expressions of TRAF-6 and IRAK-1 in TAMs, resulting in the impaired antitumor activity of TAMs. NSCLC cell-derived exosomal miR-146a represents a novel therapeutic target for NSCLC trea…
View article: Novel arc suppression method for single-phase grounding fault considering line voltage drop
Novel arc suppression method for single-phase grounding fault considering line voltage drop Open
The existing active voltage arc suppression methods don’t consider the influence of line voltage drop, which leads to the existence of large fault residual current at the fault point for low resistance grounding fault occurring in the dist…
View article: Heat dissipation design of end winding of permanent magnet synchronous motor for electric vehicle
Heat dissipation design of end winding of permanent magnet synchronous motor for electric vehicle Open
With the continuous improvement of the requirements for motor accuracy, power and weight the heat of the motor is greatly increased while the heat dissipation space is becoming smaller and smaller. In this paper, using potting materials an…
View article: An Angle-Compensating, Complex-Coefficient PI Controller Used for Decoupling Control of a Permanent-Magnet Synchronous Motor
An Angle-Compensating, Complex-Coefficient PI Controller Used for Decoupling Control of a Permanent-Magnet Synchronous Motor Open
An asymmetric, cross-coupling effect, as well as digital control delays, in a permanent-magnet synchronous motor (PMSM) will deteriorate its current-control performance in the high-speed range, especially for electric motors used in electr…
View article: Unity power factor control for surface mounted permanent magnet synchronous generator (PMSG) based on polar coordinate current locus
Unity power factor control for surface mounted permanent magnet synchronous generator (PMSG) based on polar coordinate current locus Open
This paper proposes a unity power factor control for PMSG based on current angle, which replaces the conventional id-iq plane with polar coordinate. The polar coordinate takes the current angle as polar angle and the phase current magnitud…
View article: The Study of Thin Film Capacitor on Loss and Current Distribution
The Study of Thin Film Capacitor on Loss and Current Distribution Open
The corestructure of inverter DC-link bus film capacitor is too complex, it is more urgent to build the simulation model oncapacitor core loss. Thus, in this paper, the current distribution and the loss distribution of thin film capacitor …
View article: Studies of ZVS soft switching of dual-active-bridge isolated bidirectional DC-DC converters
Studies of ZVS soft switching of dual-active-bridge isolated bidirectional DC-DC converters Open
To operate dual-active-bridge isolated bidirectional dc– dc converter (DAB) at high efficiency, the two bridge switches must operate with Zero-Voltage-Switching (ZVS) over as wide an operating range as possible. This paper proposes a new p…
View article: An improved planar module automatic layout method for large number of dies
An improved planar module automatic layout method for large number of dies Open
The layout of power modules is one of the key points in power module design, especially for silicon carbide module, which may parallel more devices compared with silicon counterpart. In this paper, along with the design example, a improved…
View article: A hybrid Si IGBT and SiC MOSFET module development
A hybrid Si IGBT and SiC MOSFET module development Open
A compact wirebond packaged phase-leg SiC/Si hybrid module was designed, developed, and tested. Details of the layout and gate drive designs are described. The IC chip for gate drive is carefully selected and compared. Dual pulse test conf…
View article: Technical approaches towards ultra-high power density SiC inverter in electric vehicle applications
Technical approaches towards ultra-high power density SiC inverter in electric vehicle applications Open
Along with the rapid growth in electric vehicle (EV) market, higher power density and more efficient motor drive inverters are required. It is well known that silicon carbide (SiC) has advantages of high temperature, high efficiency and hi…
View article: Differential Mode Conducted EMI Prediction in Three Phase SiC Inverters
Differential Mode Conducted EMI Prediction in Three Phase SiC Inverters Open
With the application of Silicon carbide (SiC) power MOSFETs in three phase inverters, higher level electromagnetic interference (EMI) produced. Thus, it is more urgent to predict EMI level in the design phase. This paper describes a freque…