All Stories

  1. Open-Winding Permanent Magnet Synchronous Generator for Renewable Energy—A Review

    Article • Energies, July 2023, MDPI AG

    Prof Rukmi Dutta

  2. Maximising energy efficiency with electric motors

    Article • Open Access Government, July 2023, Adjacent Digital Politics Ltd

    Prof Rukmi Dutta

  3. The fastest electric motor ever is another step towards a sustainable future

    Article • January 2023, Sci-Comm Consulting Ltd

    Prof Rukmi Dutta

  4. Analysis of Torque Ripple of a Spoke-Type Interior Permanent Magnet Machine

    Article • Energies, June 2020, MDPI AG

    Prof Rukmi Dutta

  5. Performances of a Fractional-Slot Concentrated-Winding Permanent Magnet Synchronous Machine Under Position Sensorless Control in Deep Flux-Weakening Region

    Article • IEEE Transactions on Industry Applications, November 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  6. A New Mechanical-Strength-Oriented Rotor Parametric Model Design for the Optimization of a Very-High-Speed IPMSM

    Article • September 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  7. An Improved Modulated Model Predictive Torque and Flux Control for High-Speed IPMSM Drives

    Article • September 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  8. Study on Core Loss Reduction in the Transformer of Isolated DC/DC Converter with Series L-C and Resonant L-C Shunt Filter

    Article • November 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  9. Analytical Calculation of Maximum Mechanical Stress on the Rotor of the Interior Permanent-Magnet Synchronous Machine

    Article • September 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  10. Design Optimization of a Spoke-Type FSCW IPM Machine to Achieve Low Torque Ripple and High Torque Density Under a Wide Constant Power Speed Range

    Article • September 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  11. Investigation of the Stress Concentration Factor for Estimating Maximum Mechanical Stress of Interior Permanent-Magnet Machines

    Article • September 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  12. Position Sensorless Control of an Interior Permanent Magnet Synchronous Machine (IPMSM) in Deep Flux-weakening Region

    Article • September 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  13. Design of Optimal Winding Configurations for Symmetrical Multiphase Concentrated-Wound Surface-Mount PMSMs to Achieve Maximum Torque Density Under Current Harmonic Injection

    Article • IEEE Industrial Electronics Magazine, February 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  14. Mechanical Sensorless control of PM motors

    Article • IET Electric Power Applications, January 2018, the Institution of Engineering and Technology (the IET)

    Prof Rukmi Dutta

  15. Analysis of Low-Speed IPMMs With Distributed and Fractional Slot Concentrated Windings for Wind Energy Applications

    Article • IEEE Transactions on Magnetics, November 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  16. Detailed Analytical Modeling of Fractional-Slot Concentrated-Wound Interior Permanent Magnet Machines for Prediction of Torque Ripple

    Article • IEEE Transactions on Industry Applications, November 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  17. Challenges of considering saliency ratio in design optimization of IPM machines

    Article • October 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  18. Preliminary study on differences in the performance characteristics of concentrated and distributed winding IPM machines with different rotor topologies

    Article • October 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  19. Airgap magnetic field estimation for IPM rotors considering their non-uniform local saturation

    Article • August 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  20. Deep flux weakening control with six-step overmodulation for a segmented interior permanent magnet synchronous motor

    Article • August 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  21. Direct torque and flux control of a fractional-slot concentrated-winding IPMSM in deep flux-weakening region

    Article • August 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  22. Torque ripple minimization of an IPMSG with fractional-slot, concentrated-winding using uncontrolled rectifier-connected boost converter control

    Article • August 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  23. Tradeoffs in high-speed performance characteristics in optimization of saliency ratio and efficiency for designing FSCW IPM machines

    Article • August 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  24. Challenges for including characteristic current as a design parameter in optimization of IPM machines

    Article • May 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  25. Verification of a novel voltage control strategy for MTPV control of a fractional-slot concentrated-winding IPMSM

    Article • May 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  26. Analysis of low-speed IPMMs with distributed and fractional slot concentrated windings designed for wind energy applications

    Article • April 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  27. Analytical Modeling of Armature Reaction Air-Gap Flux Density Considering the Non-Homogeneously Saturated Rotor in a Fractional-Slot Concentrated-Wound IPM Machine

    Article • IEEE Transactions on Magnetics, February 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  28. A modified single-current-regulator control scheme for deep flux-weakening operation of interior permanent magnet synchronous motors

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  29. Post-fault control strategy for IPMSMs with non-sinusoidal back-EMFs in an open-ended winding configuration

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  30. Power and voltage control of a nonpitchable direct driven fractional slot concentrated wound-IPMSG based wind turbine operating above base speed

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  31. Torque ripple minimization in dual inverter open-end winding PMSM drives with non-sinusoidal back-EMFs by harmonic current suppression

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  32. Control of direct driven fractional slot concentrated wound-IPMSG for variable speed wind energy system

    Article • September 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  33. Detailed analytical modelling of fractional-slot concentrated-wound interior permanent magnet machines for prediction of torque ripple

    Article • September 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  34. Optimization of a MW Halbach PMSG for wind turbine applications

    Article • September 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  35. Analytical modeling of pulsating torque in concentrated-wound interior permanent magnet machines to achieve maximum average torque under an open-phase fault condition

    Article • May 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  36. Performance of a Sensorless Controlled Concentrated-Wound Interior Permanent-Magnet Synchronous Machine at Low and Zero Speed

    Article • IEEE Industrial Electronics Magazine, April 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  37. An extended dq model for concentrated-wound interior permanent magnet machines considering non-ideal machine parameters

    Article • January 2016, the Institution of Engineering and Technology (the IET)

    Prof Rukmi Dutta

  38. COGGING TORQUE AND TORQUE RIPPLE IN A DIRECT-DRIVE INTERIOR PERMANENT MAGNET GENERATOR

    Article • Progress In Electromagnetics Research B, January 2016, The Electromagnetics Academy

    Prof Rukmi Dutta

  39. Control Strategy of Post-fault Operation in Dual Inverter-fed, PMSM considering Zero Sequence and Back-emf Harmonic

    Article • January 2016, the Institution of Engineering and Technology (the IET)

    Prof Rukmi Dutta

  40. Operation along the maximum torque per voltage trajectory in a direct torque and flux controlled interior permanent magnet synchronous motor

    Article • January 2016, the Institution of Engineering and Technology (the IET)

    Prof Rukmi Dutta

  41. Anomalies in experimental measurement of operational inductances of a concentrated-wound IPM machine under field-weakening region

    Article • November 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  42. Deep flux weakening control of a segmented interior permanent magnet synchronous motor with maximum torque per voltage control

    Article • November 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  43. Inductances of a fractional-slot concentrated-winding interior PM synchronous machine considering effects of saturation and cross magnetization

    Article • September 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  44. Analysis of MMF and back-EMF waveforms for fractional-slot concentrated-wound permanent magnet machines

    Article • September 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  45. Application of partial direct-pole-placement and differential evolution algorithm to optimize controller and LCL filter design for grid-tied inverter

    Article • September 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  46. Performance analysis of a new concentratedwinding interior permanent magnet synchronous machine under Field Oriented Control

    Article • May 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  47. Lifetime Cost Assessment of Permanent Magnet Synchronous Generators for MW Level Wind Turbines

    Article • IEEE Transactions on Sustainable Energy, January 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  48. Distributed and concentrated winding Interior PM Synchronous Machine (IPMSM) for direct drive wind turbine

    Article • November 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  49. Space vector PWM for three-to-five phase indirect matrix converters with d<inf>2</inf>-q<inf>2</inf> vector elimination

    Article • November 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  50. Investigation of flat and V-shaped magnets in interior permanent magnet machine for direct drive wind turbine application

    Article • June 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  51. Investigation of sensorless direct torque control using high frequency injection apply to a fractional-slot concentrated winding interior PMSM

    Article • April 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  52. Design and Experimental Verification of an 18-Slot/14-pole Fractional-Slot Concentrated Winding Interior Permanent Magnet Machine

    Article • IEEE Transactions on Energy Conversion, March 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  53. Application of particle swarm optimization in the design of large permanent magnet synchronous generators for wind turbines

    Article • December 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  54. Flux density analysis of using Halbach array in MW level permanent magnet synchronous generators for wind turbines: A preliminary linear model

    Article • September 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  55. The preliminary results on Direct Torque Control for an fractional-slot concentrated winding Interior Permanent Magnet Synchronous Machine

    Article • June 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  56. Performance comparison between concentrated and distributed wound IPM machines used for field weakening applications

    Article • September 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  57. Experimental verification of open circuit parameters of an IPM machine with concentrated windings

    Article • August 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  58. Analysis of CPSR in motoring and generating modes of an IPM motor

    Article • May 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  59. Experimental verification of core and magnet losses in a concentrated wound IPM machine with V-shaped magnets used in field weakening applications

    Article • May 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  60. Field weakening performance of a concentrated wound PM machine with rotor and magnet geometry variation

    Article • July 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  61. Design of a highly efficient 1kW concentric wound IPM machine with a very wide constant power speed range

    Article • June 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  62. Design and thermal considerations of an interior permanent magnet machine with concentrated windings

    Article • November 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  63. Design and Analysis of an Interior Permanent Magnet (IPM) Machine With Very Wide Constant Power Operation Range

    Article • IEEE Transactions on Energy Conversion, March 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  64. Open circuit analysis of concentrated winding in interior permanent magnet machines with fractional slot distribution

    Article • January 2008, the Institution of Engineering and Technology (the IET)

    Prof Rukmi Dutta

  65. Application of concentrated windings in interior permanent magnet machine

    Article • December 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  66. Cogging Torque Analysis of a Segmented Interior Permanent Magnet Machine

    Article • May 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  67. Analysis of Cogging Torque and its Effect on Direct Torque Control (DTC) in a Segmented Interior Permanent Magnet Machine

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  68. A Comparative Analysis of Two Test Methods of Measuring$d$- and$q$-Axes Inductances of Interior Permanent-Magnet Machine

    Article • IEEE Transactions on Magnetics, November 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  69. A Segmented Magnet Interior Permanent Magnet Machine with Wide Constant Power Range for Traction Application in Hybrid Vehicles

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  70. A new rotor design of interior permanent magnet machine suitable for wide speed range

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta

  71. An investigation of a segmented rotor interior permanent magnet (IPM) machine for field weakening

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Prof Rukmi Dutta