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2020 IEEE transactions on industrial electronics (1982. Print)  
Xu 8743 A Simple Equivalent Temperature Rise Test Method Suitable for Safely Evaluating Thermal Limits of Motors and Power Devices Without Model Dependence . . . . . . . . . . . . . . . . . . . . . . .  ...  Mu 8788 A Class D Power Amplifier for Multifrequency Eddy Current Testing Based on Multisimultaneous-Frequency Selective Harmonic Elimination Pulsewidth Modulation . . . . . . . . . . . . . . . . . . .  ... 
doi:10.1109/tie.2020.2997204 fatcat:twrspnqy25ftjcxzbwarqwczbq

Challenges of the Optimization of a High-Speed Induction Machine for Naval Applications

Giampaolo Buticchi, David Gerada, Luigi Alberti, Michael Galea, Pat Wheeler, Serhiy Bozhko, Sergei Peresada, He Zhang, Chengming Zhang, Chris Gerada
2019 Energies  
In several industrial sectors, induction machines are being replaced with permanent magnet based alternatives, owing to the potential for higher power density and efficiency.  ...  This paper gives an overview the technological challenges for high-speed drives with induction machines, materials, simulations and future challenges for the power electronics in these applications.  ...  (Japan), for providing and supporting with high strength HXT780T electrical steel sheets. Conflicts of Interest: The authors declare no conflict of interest. Acronyms  ... 
doi:10.3390/en12122431 fatcat:ffuxpublgrg4pnhy4fzrxvyhzy

Thermal Analysis of Dry-Type Air-Core Coils for the Optimization of Passive Filtering Systems

Josué Rodríguez D., G. Alonso Orcajo, José M. Cano, Joaquín G. Norniella, Asier Vicente
2020 Energies  
The proposed methodology builds a thermal magnetic model using the finite element method (FEM) whereby electromagnetic fields, currents and losses are emulated, to allow for recreating the actual coil  ...  A thermal analysis of these reactors in conventional steel plants and an evaluation of the criteria used to adjust the corresponding thermal protections are proposed in this paper.  ...  A simplified single-phase model suitable for analysing filtering stages is designed according to Figure 4a .  ... 
doi:10.3390/en13174540 fatcat:pg7d3i2ewfhstoov7oq4luhurq

Permanent magnet synchronous generator design solution for large direct-drive wind turbines: Thermal behavior of the LC DD-PMSG

Yulia Alexandrova, Robert Scott Semken, Juha Pyrhönen
2014 Applied Thermal Engineering  
Both steady-state and timedependent temperature distributions for LC DD-PMSG were examined with calculations based on a lumpedparameter thermal model, which makes it possible to account for uneven heat  ...  An instrumented cooling loop featuring a pair of LC tooth-coils embedded in a lamination stack was built and laboratory tested to verify the analytical model.  ...  Acknowledgements The authors would like to thank the Academy of Finland for their support for this research.  ... 
doi:10.1016/j.applthermaleng.2014.01.054 fatcat:o5e6rm4ev5bxzcl6fslpxmvgga

Advanced aircraft power electronics systems — The impact of simulation, standards and wide band-gap devices

Peter R. Wilson
2017 China Electrotechnical Society Transactions on Electrical Machines and Systems  
There are critical tests that need be undertaken by both hardware and evaluated using simulation models to ensure this will be the case.  ...  System Level modeling of aircraft power systems Aircraft manufacturers such as Airbus use simulation as a method of ascertaining whether equipment is likely to pass hardware tests when it is integrated  ... 
doi:10.23919/tems.2017.7911111 fatcat:zooqmpc5uvhtpjlm7bswvm5orm

A SiC-Based Liquid-Cooled Electric Vehicle Traction Inverter Operating at High Ambient Temperature

Chi Zhang, the FREEDM Systems Center, North Carolina State University, Raleigh
2022 CPSS Transactions on Power Electronics and Applications  
A detailed thermal analysis is performed based on the thermal behavior of the switching devices, and the results are used to estimate the semiconductor device junction temperature and to determine the  ...  Finally, a hardware prototype with SiC power modules has been built and tested at 60 kW continuous power and 100 kW for 20 seconds at 105 °C ambient temperature and 65 °C inlet coolant temperature.  ...  vI. system thermaL modeLIng and Performance anaLysIs The design of the power electronic converter system should ensure that the power device junction temperature never exceeds the preset limit during the  ... 
doi:10.24295/cpsstpea.2022.00015 fatcat:v6dbqunilfdj7crra4e27ugfaq

A Fault-resilient Implementation Of Three Level Npc Igct-based Converters

Anderson Vagner Rocha, Gleisson Jardim França, Manoel Eustáquio dos Santos, Hélder de Paula, Braz de Jesus Cardoso Filho
2011 Eletrônica de Potência  
It is shown that a preferred short-circuit current path that limits the thermal energy in all IGCTs to safe levels exists.  ...  This paper presents a strategy for protecting high power IGCT-based converters which are currently used in a wide range of drive applications.  ...  ACKNOWLEDGMENT The authors would like to thank CEFET-MG and UFMG for the financial support. BIOGRAPHIES  ... 
doi:10.18618/rep.2011.2.168176 fatcat:w7xdffnk25a6znlaxopnkmxhem

A discussion on IGBT short-circuit behavior and fault protection schemes

R.S. Chokhawala, J. Catt, L. Kiraly
1995 IEEE transactions on industry applications  
these types of IGBT's can be achieved without difficulty in a PWM motor-drive application.  ...  While protection of these types of IGBT's is not difficult, it does require a reassessment of the traditional protection methods used for the bipolar transistors.  ...  Exceeding Thermal Limit If short circuit is sustained on a device, the power dissipation of the high current will cause a temperature rise to occur.  ... 
doi:10.1109/28.370271 fatcat:t5uwhwgw3vh5zoes57hyiqihdu

X-57 power and command system design

Sean Clarke, Matthew Redifer, Kurt Papathakis, Aamod Samuel, Trevor Foster
2017 2017 IEEE Transportation Electrification Conference and Expo (ITEC)  
new propulsors (motors, in the case of the X-57 aircraft), compatibility of existing systems with a new electric power distribution bus, and instrumentation and monitoring of newly qualified propulsion  ...  This paper describes the power and command system architecture of the X-57 Maxwell flight demonstrator aircraft.  ...  Derating factors for altitude and number of conductors in a bundle are determined using [3] which relates wire size (in American wire gauge, AWG) to the expected temperature rise.  ... 
doi:10.1109/itec.2017.7993303 fatcat:estw72aq4bhgvbtd23xh33mjr4

Reliability-Oriented Design of Inverter-Fed Low-Voltage Electrical Machines: Potential Solutions

Yatai Ji, Paolo Giangrande, Vincenzo Madonna, Weiduo Zhao, Michael Galea
2021 Energies  
Methods commonly adopted to boost power density (i.e., higher current density, faster switching frequency for high speed, and higher DC link voltage) will unavoidably increase the stress to the insulation  ...  Currently, it is a challenging task to evaluate reliability during the design stage and the over-engineering approach is applied.  ...  Figure 3 . 3 Accelerated thermal aging test for Class A insulation. Figure 4 . 4 Overvoltage factor depending on cable length and rise time.  ... 
doi:10.3390/en14144144 fatcat:u5ggopjdwzhwdicywooqc4ogby

Circuit-Based Electrothermal Simulation of Multicellular SiC Power MOSFETs Using FANTASTIC

Vincenzo d'Alessandro, Lorenzo Codecasa, Antonio Pio Catalano, Ciro Scognamillo
2020 Energies  
The power-temperature feedback is emulated with an equivalent network corresponding to a compact thermal model automatically generated by the FANTASTIC tool from an accurate 3D mesh of the component under  ...  The cells are described with subcircuits implementing a simple transistor model that accounts for the utmost influence of the traps at the SiC/SiO2 interface.  ...  thermal model (DCTM) of the device from the FEM representation, and thus builds an electrical network emulating the power-temperature feedback; (v) such a network is enriched with suitable voltage sources  ... 
doi:10.3390/en13174563 fatcat:6hvko2wavbetjaxkay5ymqealy

Characteristics of Battery Management Systems of Electric Vehicles with Consideration of the Active and Passive Cell Balancing Process

Muhammad Uzair, Ghulam Abbas, Saleh Hosain
2021 World Electric Vehicle Journal  
However, electric vehicle performance and battery lifespan depend on a suitable battery arrangement to meet the various battery performance demands.  ...  Modeling of a cell balancer is presented and a comparative study is also carried out for active and passive cell balance technique in MATLAB/Simulink with an eight cell battery packcell balancing approach  ...  Existing Battery Models Issues Generally, physical methods (equivalent models, electrochemical models, etc.), data driven methods, and hybrid methods are used to characterize batteries in a BMS.  ... 
doi:10.3390/wevj12030120 fatcat:anzww2766rg6fmmcp7pkwtkere

Modeling and Simulation of Heavy-Lift Tethered Multicopter Considering Mechanical Properties of Electric Power Cable

Hyeok-Min Kwon, Dong-Kyu Lee
2021 Aerospace (Basel)  
A flexible multi-body dynamics modeling and simulation with viscoelastic characteristics and heavy weight of power cable were carried out to evaluate the effects of such cable of the tethered flight system  ...  The results indicate that as for a heavy-lift tethered multicopter designed to be utilized for rescue operations, the properties of the power cable, such as weight, rigidity and length, have a major impact  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/aerospace8080208 fatcat:pgkak3crnnfpdeekn2yx466que

Review—Use of Impedance Spectroscopy for the Estimation of Li-ion Battery State of Charge, State of Health and Internal Temperature

Tadhg Kennedy, Hemtej Gullapalli, Kevin M Ryan, Kieran Mccarthy
2021 Journal of the Electrochemical Society  
In this paper, a detailed review on the applicability of impedance measurements for the estimation of the vital battery parameters of state of charge (SOC), state of health (SOH) and internal temperature  ...  The rapid adoption of electric vehicles (EVs) and the evolving needs of portable electronic devices has intensified the need for enhanced state diagnosis of Li-ion batteries (LIBs).  ...  Acknowledgments This work was made possible by joint financial support from the Irish Research Council (IRC) and Analog Devices International (ADI), under the IRC Enterprise Award Scheme (contract no.  ... 
doi:10.1149/1945-7111/ac1a85 fatcat:sxqbqkmefffqxcae5dp75iwbfq

Comprehensive Review on Electric Propulsion System of Unmanned Aerial Vehicles

Dhaval Joshi, Dipankar Deb, S. M Muyeen
2022 Frontiers in Energy Research  
This paper presents an extensive and critical evaluation of state of the art on classifications, components of the electric propulsion system, the control strategy of electric motor, hybridization of power  ...  The propulsion system includes an electric motor, electronic speed controller, power sources, and an energy management system for efficient operation.  ...  The temperature rises in the device for lower thermal conductivity and reduces electrons' mobility and less efficiency.  ... 
doi:10.3389/fenrg.2022.752012 fatcat:bq4lx5pztrgqrmqf3evtlit2de
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