Electromagnetic Papers

Brushless PM Machines

‘Multi-physics Analysis of a High Torque Density Motor for Electric Racing Cars’, ECCE 2015
POPESCU M., FOLEY I., STATON D. A., GOSS J.E.

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‘Proximity Losses in the Windings of High Speed Brushless Permanent Magnet AC Motors With Single Tooth Windings and Parallel Paths’, IEEE TRANSACTIONS ON MAGNETICS, VOL. 49, NO. 7, JULY 2013
POPESCU M., DORRELL D.G.

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‘A Method for Determining IPM Motor Parameters from Simple Torque Test Data’, IECON 2013, Vienna
POPESCU M., DORRELL D.

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‘Skin effect and Proximity Losses in High Speed Brushless Permanent Magnet Motors’, ECCE 2013, Denver, USA
POPESCU M., DORRELL D.G.

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‘THE DESIGN OF AC PERMANENT MAGNET MOTORS FOR ELECTRIC VEHICLES: A COMPUTATIONALLY EFFICIENT MODEL OF THE OPERATIONAL ENVELOPE’, PEMD 2012
GOSS J., MELLOR P.H., WROBEL R., STATON D.A., POPESCU M.

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‘Analytical Prediction of electromagnetic Performance of Surface Mounted Permanent Magnet Machines Based on subdomain Model Accounting for Tooth-Tips’, IET 2011, Electric Power Applications Appl., April 2011.
WU L.J., ZHU Z.Q., STATON D.A., POPESCU M., HAWKINS D.

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‘Odd Stator Slot Numbers in Brushless DC Machines — An Aid to Cogging Torque Reduction’, 2011
DORRELL D.G., POPESCU M.

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‘Performance Improvement in High-Performance Brushless Rare-Earth Magnet Motors for Hybrid Vehicles by Use of High Flux-Density Steel’, IEEE TRANSACTIONS ON MAGNETICS, VOL. 47, NO. 10, OCTOBER 2011
DORRELL D.G., KNIGHT A. M., Popescu M.

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‘Comparison of Different Motor Design Drives for Hybrid Electric Vehicles’, ECCE 2010, Atlanta, USA.
DORELL D., KNIGHT A., POPESCU M., EVANS L., STATON D.A

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‘Ultra-Fast Finite Element Analysis of Brushless PM Machines Based on Space-Time Transformations’, IEMDC 2009
IONEL, D.M., POPESCU, M.

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‘Finite Element Surrogate Model for Electric Machines with Revolving Field – Application to IPM Motors’, ECCE 2009.
IONEL, D.M., POPESCU, M.

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‘Unbalanced Magnetic Pull in Fractional-Slot Brushless PM Motors’, IAS 2008.
DORRELL D.G., POPESCU M., COSSAR C., IONEL D.

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‘Practical Application of CAD in a High Power Density Motor for a very short duty Aerospace Actuator’, UK Magnetics Society Seminar, Derby, Nov 2008
FLEW, A.

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‘A Unified Approach to the Synchronous Performance Analysis of Single and Poly-Phase Line-Fed Interior Permanent Magnet Motors’, IAS 2007.
POPESCU M., MILLER T.J.E., MCGILP M.I., COSSAR C., IONEL D., DELLINGER S.J.

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‘Design of Brushless Permanent Magnet Motors – A Combined Electromagnetic and Thermal Approach for High Performance’ IECON 2006, Paris, Nov 2006
DORRELL, D.G., STATON, D.A., McGILP, M.I.

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‘Torque Dense, External Rotor Hub-Drive for a Hybrid Solar Vehicle’, 2006 IEEE Vehicle Power and Propulsion Conference VPPC 2006, Windsor, UK, 6-8 Sept., 2006
WROBEL, R., McNEILL, N., STATON, D. A., BOOKER, J. D., MELLOR, P. H.

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‘Linked Electromagnetic and Thermal Modelling of a Permanent Magnet Motor’, PEMD 2006, Dublin, April 2006.
DORRELL, D.G., STATON, D.A., HAHOUT, J., HAWKINS, D., McGILP, M.I.

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‘Effect of Winding Harmonics on the Asynchronous Torque of a Single-Phase Line-Start Permanent-Magnet Motor’, IAS 2005.
POPESCU M., MILLER T.J.E., MCGILP M.I, KALLUF F.J.H, DA SILVA C., VON DOKONAL L.

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‘Line Start Permanent Magnet Motor: Single-Phase Starting Performance Analysis’, IAS 2002.
POPESCU M., MILLER T.J.E., MCGILP M.I., STRAPPAZZON G., TRIVILLIN N., SANTAROSSA R.

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Induction Machines

‘Effect of MMF Harmonics on Single-Phase Induction Motor Performance ­ A Unified Approach’, IAS 2007.
POPESCU M., RASMUSSEN C.B., MILLER T.J.E., MCGILP M.I., COSSAR C

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‘Analysis and Design of a Two-Speed Single-Phase Induction Motor with 2 and 18 Pole Special Windings’, IEMDC 2003.
POPESCU M., IONEL D.M., DELLINGER S., MILLER T.J.E., MCGILP M.

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‘Vector Control of Unsymmetrical Two-Phase Induction Machines’, IEMDC 2001
POPESCU M., IONEL D.M., DORRELL D.G.

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‘Induction Motor Modelling for Vector Control Purposes’, Helsinki University paper 2000
POPESCU M.

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Electric machines: General Aspects

‘Analysis and Design Techniques Applied to Hybrid Vehicle Drive Machines—Assessment of Alternative IPM and Induction Motor Topologies’, IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS, VOL. 59, NO. 10, OCTOBER 2012
DORRELL D.G., KNIGHT A.M., EVANS L., POPESCU M.

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‘Effect of Winding Asymmetries and Winding Connection on Small Synchronous Machines’, ECCE 2010, Atlanta, USA
DORRELL D, POPESCU M.

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‘A General Model to Predict the Iron Losses in Inverter Fed Induction Motors’, ECCE 2009.
BOGLIETTI, A., CAVAGNINO, A., IONEL, D.M., POPESCU, M., STATON, D.A., VASCHETTO, S.

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‘A General Model of the Laminated Steel Losses in Electric Motors with PWM Voltage Supply’, IAS 2008.
IONEL D., POPESCU M., COSSAR C., MCGILP M.I., BOGLIETTI A., CAVAGNINO A.

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‘On the Physical Basis of Power Losses in Laminated Steel and Minimum-Effort Modeling in an Industrial Design Environment’, IAS 2007.
POPESCU M., MILLER T.J.E., MCGILP M., IONEL D., DELLINGER S.J., HEIDEMANN R.J.

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‘Prediction of the electromagnetic torque in synchronous machines through Maxwell stress harmonic filter (HFT) method’ Electrical Engineering (Archiv fur Elektrotechnik), Springer Verlag – Vol. 89, No. 2, December 2006, pp. 117-125
POPESCU M.

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Latest News

Motor Design Headquarter relocation

Due to expansion Motor Design Ltd head office has relocated on 18th September 2017. Please note our new postal address is 5 Edison Court, Wrexham Technology Park, Wrexham , LL13 7YT, UK. Our telephone number and email addresses have not changed.
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MDL Torque Issue 31: August 2017

Motor-CAD Lab Speed Increase
Summer Interns
Upcoming Events

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MDL Torque Issue 30: June 2017

SYNC E-Mag
Success at Exhibitions
Welcome to new Intern
Upcoming Events

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MDL Torque Issue 29: May 2017

Double Rotor Cage Induction Machine
Motor-CAD Training Course on Design of BPM Motors
Motor Design Ltd Welcomes Sara Roggia
Upcoming Events

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MDL Torque Issue 28: April 2017

Cut edge analysis using Motor-CAD FEA
Launch of MDL Film
Motor-CAD training in China
Upcoming Events

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MDL Torque Issue 27: March 2017

FEA Measurement Functionality
New IPM Magnet Geometries
Launch of web-site
Welcome to Erasmus Student

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MDL Torque Issue 26: February 2017

Square Wave Drive Mode
Welcome to new staff
Presentation at Advanced E-Motor Technology 2017

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MDL Torque Issue 25: November 2016

MDL Motor Design Training Course, 15th – 18th November 2016, Oswestry, UK
IET Seminar on Practical Control of Salient PM Motors
IEEE IAS Chapter Prominent Lecture on Practical Aspects in the Design & Analysis of Electric Machinery for Power Traction Application

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MDL Torque Issue 24: October 2016

Multiphase Developments
APC-E Machine Launch Event
China Tour

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MDL Torque Issue 23: September 2016

Motor-CAD IM-EMag Development
Motor-CAD at Cenex-LCV Event
Motor Design Limited Headlines at Battery Show

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Events

EDPC, Wuerzburg, 5th – 6th December 2017

Dr Unai San Andres Sanz is presenting: The impact of the manufacturing processes on the performance of electric machines For more information, please click here.
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Electric & Hybrid Aerospace, Cologne, 16th – 17th November 2017

Dr David Staton will give a presentation. For more information, please click here.
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Webinar – Optimal layout of electric machines using Motor-CAD and ANSYS optiSLang, 8th November 2017

Date: Wednesday 8th November 2017 at 8am or 4pm GMT. For more information and registration, please click here.
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EDPE, Duvrobnik, 4th – 6th October 2017

Dr David Staton will attend the conference. For more information, please click here.
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ECCE, Cincinnati, 1st – 5th October 2017

Dr Mircea Popescu and Dr James Goss will be at the Expo For more information please click here.
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Motor-CAD Users Meeting and Training – 27th to 29th September 2017

This course will contain a mix of theory and design practice. Day 1 will concentrate on Electromagnetic & thermal design of BPM motors, Day 2 will concentrate on Electromagnetic & thermal design of AC electric motors and Day 3 will concentrate on...
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CoilTech, Pordenone, 27th – 28th September 2017

Dr David Staton will be given a presentation. For more information, please click here.
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Romax European Users Forum, Paris, 26th – 27th September 2017

Dougie Hawkins will be presenting on the NVH performance of IPM machines for traction applications. For more information, please click here.
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Electric & Hybrid Vehicle Technology Expo, Novi, 12th – 14th September 2017

Heide Lewis, MDL sales associate, will be attending the Expo. For more information please click here.  
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LCV 2017, 6th – 7th September

MDL will be at LCV Expo, stand C3-507. For more information please click here.
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