Zhongze Wu
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View article: A Lightweight Physics-Aware Framework for Multi-Scale Marine Heatwaves Forecasting
A Lightweight Physics-Aware Framework for Multi-Scale Marine Heatwaves Forecasting Open
Marine heatwaves (MHWs) are prolonged periods of anomalously warm ocean temperatures that threaten marine ecosystems and regional economies. Reliable and efficient forecasting with local details across multiple temporal scales is crucial t…
View article: Fault-Tolerant Control Strategies for Dual Three-Phase PMSMs with YASA Topology under Open-Circuit Faults
Fault-Tolerant Control Strategies for Dual Three-Phase PMSMs with YASA Topology under Open-Circuit Faults Open
View article: Modeling of AC Losses in High-Speed PMSM Windings: Methods, Challenges, and Prospects
Modeling of AC Losses in High-Speed PMSM Windings: Methods, Challenges, and Prospects Open
High-speed permanent magnet synchronous motors (PMSMs) have recently been widely applied in various applications. However, due to the increased rotor speed and operating frequency increase, the winding AC losses rise substantially, posing …
View article: Towards Fine-grained Renal Vasculature Segmentation: Full-Scale Hierarchical Learning with FH-Seg
Towards Fine-grained Renal Vasculature Segmentation: Full-Scale Hierarchical Learning with FH-Seg Open
Accurate fine-grained segmentation of the renal vasculature is critical for nephrological analysis, yet it faces challenges due to diverse and insufficiently annotated images. Existing methods struggle to accurately segment intricate regio…
View article: Transposition Design of Parallel‐Stranded Superconducting Tapes for Large‐Capacity Superconducting Armature Generator
Transposition Design of Parallel‐Stranded Superconducting Tapes for Large‐Capacity Superconducting Armature Generator Open
Large‐capacity superconducting (SC) generators have broad application prospects in offshore wind power. Replacing copper armature windings with higher current‐carrying capacity SC tapes can further increase the power density of the generat…
View article: Utilization of torque component by current harmonics with limitation of copper loss in dual three-phase YASA AFPM machine
Utilization of torque component by current harmonics with limitation of copper loss in dual three-phase YASA AFPM machine Open
View article: Analytical Prediction of Optimal Split Ratio for Maximum Torque Per Copper Loss in AFPM Machines
Analytical Prediction of Optimal Split Ratio for Maximum Torque Per Copper Loss in AFPM Machines Open
The axial flux permanent magnet (AFPM) synchronous machine has advantages of high torque density and high efficiency. In the design process, the ratio of inner to outer diameter, that is, the split ratio, directly affects the electromagnet…
View article: A Parameter-Adaptive Method for Primary Frequency Regulation of Grid-Forming Direct-Drive Wind Turbines
A Parameter-Adaptive Method for Primary Frequency Regulation of Grid-Forming Direct-Drive Wind Turbines Open
When wind turbines contribute to system frequency support using virtual synchronous generator (VSG) control, conventional VSG methods often fall short of meeting operational demands, particularly in terms of inertia and frequency support. …
View article: Modified magnetic equivalent circuit of double‐stator single‐rotor axial flux permanent magnet machine considering stator radial‐end flux‐leakage
Modified magnetic equivalent circuit of double‐stator single‐rotor axial flux permanent magnet machine considering stator radial‐end flux‐leakage Open
A modified non‐linear magnetic equivalent circuit (MEC) model is presented for double‐stator single‐rotor axial flux permanent magnet (AFPM) (DSSR‐AFPM) machine considering stator radial‐end flux‐leakage, which is severer under a heavier l…
View article: Performance Evaluation of Stator/Rotor-PM Flux-Switching Machines and Interior Rotor-PM Machine for Hybrid Electric Vehicles
Performance Evaluation of Stator/Rotor-PM Flux-Switching Machines and Interior Rotor-PM Machine for Hybrid Electric Vehicles Open
A three-phase interior permanent magnet (IPM) machine with 18-stator-slots/12-rotor-poles and concentrated armature winding is commercially employed as a 10 kW integrated-starter-generator in a commercial hybrid electric vehicle. For compr…
View article: Thermal Analysis of a Flux-Switching Permanent Magnet Machine for Hybrid Electric Vehicles
Thermal Analysis of a Flux-Switching Permanent Magnet Machine for Hybrid Electric Vehicles Open
This paper investigates the loss and thermal characteristics of a three-phase 10 kW flux-switching permanent magnet (FSPM) machine, which is used as an integrated starter generator (ISG) for hybrid electric vehicles (HEVs). In this paper, …
View article: Analysis of DC Winding Induced Voltage in Wound-Rotor Synchronous Machines by Using the Air-Gap Field Modulation Principle
Analysis of DC Winding Induced Voltage in Wound-Rotor Synchronous Machines by Using the Air-Gap Field Modulation Principle Open
In order to analyze the DC winding induced voltage in the wound-rotor synchronous machine, this paper uses the air-gap field modulation principle to investigate its operation mechanism and harmonic order. By establishing the analytical mag…
View article: Enhancement of torque density in wound field switched flux machines with partitioned stators using assisted ferrites
Enhancement of torque density in wound field switched flux machines with partitioned stators using assisted ferrites Open
In this paper, ferrites are applied in a partitioned stator wound field switched flux (PS-WFSF) machine to increase the air-gap flux density, and hence, the average electromagnetic torque and overload capability. Introducing short-circuite…
View article: Influence of rotor iron bridge position on DC-winding-induced voltage in wound field switched flux machine having partitioned stators
Influence of rotor iron bridge position on DC-winding-induced voltage in wound field switched flux machine having partitioned stators Open
In this study, the influence of the position of the rotor iron bridge on the DC-winding-induced voltage pulsation in a partitioned stator wound field switched flux machine is investigated. Analytical and finite element (FE) analyses show t…
View article: Contents
Contents Open
Air-gap magnetic field modulation has been widely observed in electric machines.In this study, we present an analytical analysis and performance characterization of brushless doubly fed induction machines (BDFIMs) fed by two independent co…
View article: Editorial for the special issue on advanced electric machines and drives for battery, hybrid, and fuel cell electric vehicles
Editorial for the special issue on advanced electric machines and drives for battery, hybrid, and fuel cell electric vehicles Open
The world is electrifying everything to achieve ‘deep decarbonization’ and better tackle global climate change. Electric vehicles (EVs) including battery, hybrid, and fuel cell EVs are expected to become the dominant transport medium withi…
View article: A Time-to-Amplitude Converter With High Impedance Switch Topology for Single-Photon Time-of-Flight Measurement
A Time-to-Amplitude Converter With High Impedance Switch Topology for Single-Photon Time-of-Flight Measurement Open
This paper presents a novel time-to-amplitude converter (TAC) for single-photon direct timeof-flight (d-TOF) measurement. An innovative high impedance switch approach is proposed to significantly improve the stability of the integral curre…
View article: A Compact High-Speed Active Quenching and Recharging Circuit for SPAD Detectors
A Compact High-Speed Active Quenching and Recharging Circuit for SPAD Detectors Open
A compact high-speed active quenching and recharging circuit (AQRC) is proposed for single-photon avalanche diode (SPAD) detectors fabricated in standard 0.18 μm CMOS technology. A novel sensing and quenching scheme is employed to speed up…
View article: Behavioral Modeling of Photon Arrival Time for Time-of-Flight Measurement Circuit Simulation
Behavioral Modeling of Photon Arrival Time for Time-of-Flight Measurement Circuit Simulation Open
This letter proposes a behavioral model to estimate the statistical photon arrival time for time-of-flight (TOF) measurement circuit simulation. A theoretical model is derived to calculate the photon arrival rate by full consideration of a…
View article: A Simple Analytic Modeling Method for SPAD Timing Jitter Prediction
A Simple Analytic Modeling Method for SPAD Timing Jitter Prediction Open
Timing jitter as a key performance of single-photon avalanche diode (SPAD) detectors plays a significant role in determining the fast temporal response behavior of the SPAD device. Nevertheless, few analytic models are developed to directl…
View article: Comprehensive Comparison of Rotor Permanent Magnet and Stator Permanent Magnet Flux-Switching Machines
Comprehensive Comparison of Rotor Permanent Magnet and Stator Permanent Magnet Flux-Switching Machines Open
This paper compares two flux-switching machines, namely, one stator permanent magnet flux-switching machine and one rotor permanent magnet flux-switching (RPM-FS) machine, with the same overall dimensions, main material properties, and cur…
View article: Analysis of coupling between two sub‐machines in co‐axis dual‐mechanical‐port flux‐switching PM machine for fuel‐based extended range electric vehicles
Analysis of coupling between two sub‐machines in co‐axis dual‐mechanical‐port flux‐switching PM machine for fuel‐based extended range electric vehicles Open
The permanent magnet (PM) field coupling between inner and outer machines of co‐axis dual‐mechanical‐port flux‐switching PM (CADMP‐FSPM) machines is investigated. Firstly, the relationships between the inner and outer stator teeth are anal…
View article: Modeling of Timing Jitter for Single Photon Avalanche Diodes
Modeling of Timing Jitter for Single Photon Avalanche Diodes Open
Timing jitter is an important indication reflecting on the performance of single photon avalanche diodes (SPADs). In this paper, an analytical model is established to predict the temporal response characteristic of SPADs based on the physi…
View article: Influence of stator/rotor‐pole combination on electromagnetic performance in all/alternate poles wound partitioned stator doubly salient permanent magnet machines
Influence of stator/rotor‐pole combination on electromagnetic performance in all/alternate poles wound partitioned stator doubly salient permanent magnet machines Open
In this study, the influence of stator/rotor‐pole combinations on electromagnetic performance in partitioned stator doubly salient permanent magnet (PS‐DSPM) machines is investigated, in terms of open‐circuit flux‐linkage, back‐electromoti…