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

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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MDL Torque Issue 22: July 2016

Release of Motor-CAD Version 10
Workshop with Ansys in Munich
MDL Sponsorship of 24th Symposium on Electromagnetic Phenomena in Nonlinear Circuits
Near win in Ellesmere charity regatta!

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MDL Torque Issue 21: June 2016

Exciting Work on Fan Cooling
Presentation at European PhD School

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MDL Torque Issue 20: May 2016

Prize Paper on Ecological Vehicles

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MDL Torque Issue 19: April 2016

Evoque E & HVEMS Projects

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Events

CWIEME Berlin : 20th – 22nd June 2017

Dr David Staton and Dr James Goss are presenting:
Open Source Electric Motor Models for Commercial EV Hybrid Traction Motors  
Electric Motor Design: Trade-Off Analysis Including Motor Type, Winding Type, Material and Coil Type Selections.

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Engine Expo 2017, Stuttgard : 20th-22nd June 2017

Dr Unai San Andres and Giuseppe Volpe will be attending the Expo. For more information please click here.  
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Motor-CAD General Training, Italy : 14th-15th June 2017

Location: SPIN Applicazioni Magnetiche Srl - Via Corselli 11 - Piacenza, Italy Dr James Goss, Head of Technology at MDL, will be delivering a general Motor-CAD training course. This is being organised jointly with our Italian distributors, SPIN. For more information...
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CADFEM – MDL workshop: Simulation of Electric Machines 13th June

Venue: Airport House Bussiness Centre, Purley Way, Craydon, Surrey, CR0 0XZ

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OPTIM-ACEMP Conference : 25th – 27th May 2017

Venue: Cheile Gradistei Fundata Complex
Dr Mircea Popescu will be delivering the Keynote Presentation on Electric Machine Design for Automotive Applications .

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18th European PhD School : 22nd-26th May 2017

Location: Angevian Castle, Gaeta, Italy Giuseppe Volpe, who is sponsored by MDL, will be presenting his PhD work to date. For more information please click here.
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IEMDC : 21st – 24th May 2017

Location: Miami Dr James Goss will be attending and presenting a paper titled “A Fourier Approach for Computationally Efficient Modelling of the Operating Envelope in PMSMs” For more information please click here.
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IEEE WEMDCD : 19th  April 2017

Location: University of Nottingham, United Kingdom Attended by Dr Mircea Popescu and Giuseppe Volpe For more information please click here.
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CWIEME Shanghai : 15th – 17th March 2017.

Date: 15th – 17th March 2017.
Venue:Shanghai World Expo Exhibition & Convention Center
Dr David Staton is presenting:
Open Source Electric Motor Models for Commercial EV & Hybrid Traction Motors.
Electric Motor Design: Trade-Off Analysis Including Motor Type, Winding Type, Material and Coil Type Selections.

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Webinar – Solving Electric Vehicle Powertrain Problems Using RomaxDESIGNER & Motor-CAD

Date: Wednesday 15th March 2017 at 8am or 4pm GMT.
Dr Mircea Popescu, Head of Engineering at MDL, and Kristian Kuyumdzhiev, Applications Engineer from our partner Romax Technology, will solve electric vehicle powertrain problems using RomaxDESIGNER R17 and Motor-CAD.

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