Faculty of Engineering
 

Lee Empringham

Professor of Power Conversion Technologies, Faculty of Engineering

Contact

Biography

Lee Empringham is a member of the Power Electronics, Machines and Control research group.

Expertise Summary

Director of The Thinking Pod Innovations Ltd, a spin-out from the PEMC group specializing in the exploitation of Wide Bandgap semiconductor devices in order to create innovative power conversion solutions. www.ttpi.tech

Recent Publications

  • ALMPANIS, IOANNIS, EVANS, PAUL, ANTONIOU, MARINA, GAMMON, PETER, EMPRINGHAM, LEE, UNDREA, FLORIN, MAWBY, PHILIP and LOPHITIS, NEOPHYTOS, 2023. 10kV+ Rated SiC n-IGBTs: Novel Collector-Side Design Approach Breaking the Trade-Off between dV/dt and Device Efficiency Key Engineering Materials. 946, 125-133
  • STRATTA, ANDREA, GOTTARDO, DAVIDE, DI NARDO, MAURO, ESPINA, JORDI, DE LILLO, LILIANA, EMPRINGHAM, LEE and JOHNSON, MARK C., 2022. Optimal Integrated Design of a Magnetically Coupled Interleaved H-Bridge IEEE TRANSACTIONS ON POWER ELECTRONICS. 37(1), 724-737
  • ALMPANIS, IOANNIS, ANTONIOU, MARINA, EVANS, PAUL, EMPRINGHAM, LEE, GAMMON, PETER, UDREA, FLORIN, MAWBY, PHILIP and LOPHITIS, NEOPHYTOS, 2022. Influence of Emitter Side Design on the Unintentional Turn-on of 10kV+ SiC n-IGBTs In: 2022 IEEE Energy Conversion Congress and Exposition (ECCE). 1-6
  • ALMPANIS, IOANNIS, EVANS, PAUL, ANTONIOU, MARINA, GAMMON, PETER, EMPRINGHAM, LEE, UDREA, FLORIN, MAWBY, PHILIP and LOPHITIS, NEOPHYTOS, 2022. Short-Circuit Performance Investigation of 10kV+ Rated SiC n-IGBT In: 2022 IEEE Workshop on Wide Bandgap Power Devices and Applications in Europe (WiPDA Europe). 1-6
  • SERGENTANIS, GRIGORIOS, DE LILLO, LILIANA, EMPRINGHAM, LEE and JOHNSON, C. MARK, 2022. A Topology-Morphing Series Resonant Converter for Photovoltaic Module Applications In: 2022 24th European Conference on Power Electronics and Applications (EPE'22 ECCE Europe). P.1-P.10
  • ALMPANIS, IOANNIS, EVANS, PAUL, ANTONIOU, MARINA, GAMMON, PETER, LEE, EMPRINGHAM, UNDREA, FLORIN, MAWBY, PHILIP and LOPHITIS, NEOPHYTOS, 2022. 10kV+ rated SiC n-IGBTs: novel collector side design approach breaking the trade-off between dV/dt and device efficiency In:
  • STRATTA, ANDREA, MOUAWAD, BASSEM, ANTONINI, MATTIA, DE LILLO, LILIANA, EMPRINGHAM, LEE and JOHNSON, MARK C., 2021. Heterogeneous Integration of Magnetic Component Windings on Ceramic Substrates IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS. 9(4), 3867-3876
  • STRATTA, ANDREA, GOTTARDO, DAVIDE, DI NARDO, MAURO, DE LILLO, LILIANA, EMPRINGHAM, LEE, ESPINA, JORDI and JOHNSON, MARK, 2021. Automated design of integrated inductive components for DC-DC converters In: 2021 IEEE Design Methodologies Conference (DMC). 1-6
  • SAEED, RASHA, EMPRINGHAM, LEE, DE LILLO, LILIANA, AHMADI, BEHZAD and JOHNSON, C. MARK, 2021. Modelling a Modified Equivalent Circuit of a Single-Layer, Solenoidal Inductor at High Frequency In: 2021 23rd European Conference on Power Electronics and Applications (EPE'21 ECCE Europe). P.1-P.10
  • STRATTA, A., AHMADI, B., MOUAWAD, B., ROBERTSON, S., DE LILLO, L., EMPRINGHAM, L. and JOHNSON, M., 2019. 3D structure design of magnetic ferrite cores using gelcasting and pressure-less sintering process AIP ADVANCES. 9(3),
  • MIRZAEVA, G., GOODWIN, G., ZANCHETTA, P., DE LILLO, L. and EMPRINGHAM, L., 2019. Advanced control of matrix converter drive with active damping of the input resonance In: ECCE 2019 - IEEE Energy Conversion Congress and Exposition.
  • ZHANG, J., DAN, H., EMPRINGHAM, L., DE LILLO, L. and WHEELER, P., 2018. Matrix Converter Open Circuit Fault Behavior Analysis and Diagnosis with a Model Predictive Control Strategy IEEE Journal of Emerging and Selected Topics in Power Electronics.
  • JOHNSON, MARK, WILSON, PETER R., EMPRINGHAM, LEE and DE LILLO, LILIANA, 2018. IEEE ITRW Working Group Position Paper-Packaging and Integration Unlocking the full potential of wide-bandgap devices IEEE POWER ELECTRONICS MAGAZINE. 5(2), 26-33
  • GOTTARDO, DAVIDE, DE LILLO, LILIANA, EMPRINGHAM, LEE, COSTABEBER, ALESSANDRO and CHEN, LINGLIN, 2018. Single Stage Dual Active Bridge AC-DC Converter with Active Power Decoupling 2018 INTERNATIONAL SYMPOSIUM ON POWER ELECTRONICS, ELECTRICAL DRIVES, AUTOMATION AND MOTION (SPEEDAM). 497-501
  • PAPINI, L., CONNOR, P., PATEL, C., EMPRINGHAM, L., GERADA, C. and WHEELER, P., 2018. Design And Testing of Electromechanical Actuator for Aerospace Applications 2018 25TH INTERNATIONAL WORKSHOP ON ELECTRIC DRIVES: OPTIMIZATION IN CONTROL OF ELECTRIC DRIVES (IWED2018).
  • UDDIN, M., MIRZAEVA, G., STEPIEN, P., DE LILLO, L., EMPRINGHAM, L. and ROJAS, F., 2018. Common mode voltage elimination in industrial AC-AC converters based on model predictive control In: IAS 2018 - IEEE Industry Applications Society Annual Meeting.
  • MOUAWAD, B., ABEBE, R., SKURIAT, R., LI, JIANFENG, DE LILLO, L., EMPRINGHAM, L., JOHNSON, M., ROBERTS, A., CLARKE, R. and HAYNES, G., 2018. Cost Effective Direct-Substrate Jet Impingement Cooling Concept for Power Application In: PCIM 2018 - International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management.
  • BODO, NANDOR, LEVI, EMIL, SUBOTIC, IVAN, ESPINA, JORDI, EMPRINGHAM, LEE and JOHNSON, C. MARK, 2017. Efficiency Evaluation of Fully Integrated On-Board EV Battery Chargers With Nine-Phase Machines IEEE TRANSACTIONS ON ENERGY CONVERSION. 32(1), 257-266
  • VIJAYAGOPAL, MANJUSHA, ZANCHETTA, PERICLE, EMPRINGHAM, LEE, DE LILLO, LILIANA, TARISCIOTTI, LUCA and WHEELER, PATRICK, 2017. Control of a Direct Matrix Converter With Modulated Model-Predictive Control IEEE TRANSACTIONS ON INDUSTRY APPLICATIONS. 53(3), 2342-2349
  • GOTTARDO, D., DE LILLO, L., EMPRINGHAM, L. and COSTABEBER, A., 2017. Differential buck single phase grid connected AC-DC converter with active power decoupling using a flipping capacitor In: IEEE 8th International Symposium on Power Electronics for Distributed Generation Systems, PEDG 2017.
  • ESPINA, J., AHMADI, B., EMPRINGHAM, L., DE LILLO, L. and JOHNSON, C.M., 2017. Highly-integrated power cell for high-power wide band-gap power converters In: 3rd International Future Energy Electronics Conference and ECCE Asia (IFEEC 2017 - ECCE Asia).
  • ZHANG, JIAWEI, EMPRINGHAM, L., DE LILLO, L., DAN, H. and WHEELER, P., 2017. Matrix converter open circuit fault diagnosis with asymmetric one zero SVM In: IEEE Energy Conversion Congress and Exposition (ECCE).
  • ZHANG, JIAWEI, WHEELER, PATRICK, EMPRINGHAM, LEE, DE LILLO, LILIANA, DAN, HANBING and RIVERA, MARCO, 2017. Indirect Matrix Converter Open Circuit Fault Detection and Diagnosis with Model Predictive Control Strategy 2017 IEEE SOUTHERN POWER ELECTRONICS CONFERENCE (SPEC). 31-35
  • SONG, WEI-ZHANG, XING, FEI-XIONG, YAN, HUA, EMPRINGHAM, LEE, DE LILLO, LILIANA, WHEELER, PATRICK, LI, JIE and ZHONG, YAN-RU, 2016. A Hybrid Control Method to Suppress the Three-Time Fundamental Frequency Neutral-Point Voltage Fluctuation in a VIENNA Rectifier IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS. 4(2), 468-480
  • NOTHOFER, A., TARISCIOTTI, L., GREEDY, S., EMPRINGHAM, L., DE LILLO, L. and DEGANO, M., 2016. Conducted emission evaluation for direct matrix converters
  • TRENTIN, A., EMPRINGHAM, L., DE LILLO, L., ZANCHETTA, P., WHEELER, P. and CLARE, J., 2016. Experimental efficiency comparison between a direct matrix converter and an indirect matrix converter using both Si IGBTs and SiC mosfets IEEE Transactions on Industry Applications. 52(5), 4132-4145
  • GOTTARDO, D., DE LILLO, L., EMPRINGHAM, L. and COSTABEBER, A., 2016. A low capacitance single-phase AC-DC converter with inherent power ripple decoupling In: 42nd Annual Conference of the IEEE Industrial Electronics Society, IECON 2016.
  • TRENTIN, ANDREW, ZANCHETTA, PERICLE, EMPRINGHAM, LEE, DE LILLO, LILIANA, WHEELER, PAT and CLARE, JON, 2016. Experimental Comparison of Devices Thermal Cycling in Direct Matrix Converters (DMC) and Indirect Matrix Converters (IMC) using SiC MOSFETs 2016 IEEE ENERGY CONVERSION CONGRESS AND EXPOSITION (ECCE).
  • SILVA, CESAR, PEREZ, RICARDO, YUZ, JUAN, EMPRINGHAM, LEE and DE LILLO, LILIANA, 2016. Revisiting the EKF Concept for Low Speed Sensorless Control of Cage Induction Motors 2016 18TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'16 ECCE EUROPE).
  • NOTHOFER, A., TARISCIOTTI, L., GREEDY, S., EMPRINGHAM, L., DE LILLO, L. and DEGANO, M., 2016. CONDUCTED EMISSION EVALUATION FOR DIRECT MATRIX CONVERTERS PROCEEDINGS OF 2016 ESA WORKSHOP ON AEROSPACE EMC (AEROSPACE EMC).
  • BRUNSON, C., EMPRINGHAM, L., DE LILLO, L., WHEELER, P. and CLARE, J., 2015. Open-circuit fault detection and diagnosis in matrix converters IEEE Transactions on Power Electronics. 30(5), 2840-2847
  • TRENTIN, A., DE LILLO, L., EMPRINGHAM, L., WHEELER, P. and CLARE, J., 2015. Experimental comparison of a direct matrix converter using Si IGBT and SiC MOSFETs: IEEE Journal of Emerging and Selected Topics in Power Electronics IEEE Journal of Emerging and Selected Topics in Power Electronics. 3(2), 542-554
  • ROHOUMA, WESAM, ZANCHETTA, PERICLE, WHEELER, PATRICK W. and EMPRINGHAM, LEE, 2015. A Four-Leg Matrix Converter Ground Power Unit With Repetitive Voltage Control IEEE Transactions on Industrial Electronics. 62(4), 2032-2040
  • VIJAYAGOPAL, M., EMPRINGHAM, L., DE LILLO, L., TARISCIOTTI, L., ZANCHETTA, P. and WHEELER, P., 2015. Current control and reactive power minimization of a direct matrix converter induction motor drive with Modulated Model Predictive Control In: 3rd Symposium on Predictive Control of Electrical Drives and Power Electronics.
  • TRENTIN, A., ZANCHETTA, P., EMPRINGHAM, L., DE, D., WHEELER, P. and CLARE, J., 2015. Experimental comparison between direct matrix converter and indirect matrix converter based on efficiency In: Energy Conversion Congress and Exposition (ECCE).
  • VIJAYAGOPAL, M., EMPRINGHAM, L., DE LILLO, L., TARISCIOTTI, L., ZANCHETTA, P. and WHEELER, P., 2015. Control of a direct matrix converter induction motor drive with modulated model predictive control In: Energy Conversion Congress and Exposition (ECCE).
  • VIJAYAGOPAL, M., ZANCHETTA, P., EMPRINGHAM, L., DE LILLO, L., TARISCIOTTI, L. and WHEELER, P., 2015. Modulated model predictive current control for direct matrix converter with fixed switching frequency In: Power Electronics and Applications (EPE'15 ECCE-Europe).
  • WANG LI-NA, DE LILLO, L., BRUNSON, C., EMPRINGHAM, L. and WHEELER, P., 2015. Short-circuit fault analysis and isolation strategy for matrix converters JOURNAL OF CENTRAL SOUTH UNIVERSITY. 22(9), 3458-3470
  • EMPRINGHAM, L., DE LILLO, L. and SCHULZ, M., 2014. Design challenges in the use of silicon carbide jfets in matrix converter applications: IEEE Transactions on Power Electronics IEEE Transactions on Power Electronics. 29(5), 2563-2573
  • EMPRINGHAM, L., DE LILLO, L. and SCHULZ, M., 2014. Design challenges in the use of silicon carbide jfets in matrix converter applications: IEEE Transactions on Power Electronics IEEE Transactions on Power Electronics. 29(5), 2563-2573
  • GALEA, M., BUTICCHI, G., EMPRINGHAM, L., DE LILLO, L. and GERADA, C., 2014. Design of a high-force-density tubular motor IEEE Transactions on Industry Applications. 50(4), 2523-2532
  • ESPINA, J., ORTEGA, C., DE LILLO, L., EMPRINGHAM, L., BALCELLS, J. and ARIAS, A., 2014. Reduction of output common mode voltage using a novel SVM implementation in matrix converters for improved motor lifetime: IEEE Transactions on Industrial Electronics IEEE Transactions on Industrial Electronics. 61(11), 5903-5911
  • BUTICCHI, G, GALEA, M., EMPRINGHAM, L., DE LILLO, L., GERADA, C. and BIANCHINI, C., 2014. Enabling technologies for a fault tolerant linear actuation drive In: 40th Annual Conference of the IEEE Industrial Electronics Society, IECON 2014.
  • LINA, WANG, KUN, XIAO, DE LILLO, LILIANA, EMPRINGHAM, LEE and WHEELER, PAT, 2014. PI controller relay auto-tuning using delay and phase margin in PMSM drives CHINESE JOURNAL OF AERONAUTICS. 27(6), 1527-1537
  • SAEED, RASHA, JOHNSON, C. MARK, EMPRINGHAM, LEE and DE LILLO, LILIANA, 2014. High current density air cored Inductors for direct power module integration 2014 16TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE'14-ECCE EUROPE).
  • RIVERA, MARCO, WILSON, ALAN, ROJAS, CHRISTIAN A., RODRIGUEZ, JOSE, ESPINOZA, JOSE R., WHEELER, PATRICK W. and EMPRINGHAM, LEE, 2013. A Comparative Assessment of Model Predictive Current Control and Space Vector Modulation in a Direct Matrix Converter IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS. 60(2), 578-588
  • EMPRINGHAM, L, KOLAR, J.W., RODRIGUEZ, J., WHEELER, P.W. and CLARE, J., 2013. Technological Issues and Industrial Application of Matrix Converters: A Review IEEE Transactions on Industrial Electronics. 60(10), 6290364
  • RAGUSA, A., ZANCHETTA, P., EMPRINGHAM, L., DE LILLO, L. and DEGANO, M., 2013. High frequency modelling method of EMI filters for hybrid Si - SiC matrix converters in aerospace applications
  • KHWAN-ON, S., DE LILLO, L., EMPRINGHAM, L. and WHEELER, P.W., 2012. Fault-tolerant matrix converter motor drives with fault detection of open switch faults IEEE Transactions on Industrial Electronics. 59(1), 257-268
  • DEGANO, M., ZANCHETTA, P., EMPRINGHAM, L., LAVOPA, E. and CLARE, J.C., 2012. HF induction motor modeling using automated experimental impedance measurement matching IEEE Transactions on Industrial Electronics. 59(10), 3789-3796
  • BRUNSON, C., DE LILLO, L., EMPRINGHAM, L., WHEELER, P. and CLARE, J., 2012. Fault location in matrix converters using low frequency modulation matrices for SVM based modulation techniques In: IECON 2012 - 38th Annual Conference on IEEE Industrial Electronics Society. 6082 -6087
  • SCHULZ, M., DE LILLO, L. and EMPRINGHAM, L., 2012. Holistic Approach to Maximize Power Density in Industrial Inverter Designs In: Integrated Power Electronics Systems (CIPS), 2012 7th International Conference on. 1 -6
  • DE LILLO, L., EMPRINGHAM, L., WHEELER, P.W. and SCHULZ, M., 2012. Challenges of high speed digital control in a SiC JFET matrix converter implementation In: IECON 2012 - 38th Annual Conference on IEEE Industrial Electronics Society. 6057 -6062
  • BRUNSON, C, DE LILLO, L., EMPRINGHAM, L, WHEELER, P and CLARE, J, 2012. Matrix converter clamp current reconstruction for fault detection In: Power Electronics, Machines and Drives (PEMD 2012), 6th IET International Conference on. 1 -6
  • LIE, X., CLARE, J., WHEELER, P.W, W., EMPRINGHAM, L. and LI, Y., 2011. Capacitor Clamped Multi-Level Matrix Converter Space Vector Modulation IEEE Transactions on Industrial Electronics.
  • KHWAN-ON, S., DE LILLO, L., EMPRINGHAM, L., WHEELER, P. and GERADA, C., 2011. Fault-tolerant, matrix converter, permanent magnet synchronous motor drive for open-circuit failures IET Electric Power Applications. 5(8), 654-667
  • EMPRINGHAM, L., DE LILLO, L., KHWAN-ON, S., BRUNSON, C., WHEELER, P.W. and CLARE, J.C., 2011. Enabling technologies for matrix converters in aerospace applications In: 2011 7th International Conference-Workshop Compatibility and Power Electronics (CPE).
  • EMPRINGHAM, LEE, DE LILLO, LILIANA, WHEELER, PAT and CLARE, JON, 2011. Calorimetric comparison of the use of Silicon Carbide diodes in a 100kW matrix converter for aerospace applications In: EPE'11.
  • LIE, X., CLARE, J., WHEELER, P.W, W., EMPRINGHAM, L. and LI, Y., 2011. Capacitor Clamped Multi-Level Matrix Converter Space Vector Modulation IEEE Transactions on Industrial Electronics.
  • DE LILLO, L., EMPRINGHAM, L., SCHULZ, M. and WHEELER, P., 2011. A high power density SiC-JFET-based matrix converter In: EPE 2011.
  • ROHOUMA, W., EMPRINGHAM, L., ZANCHETTA, P. and WHEELER, P., 2011. A Four Legs Matrix Converter Based Ground Power Unit with Selective Harmonic Control In: ECCE 2011 17-22 Sep.
  • KHWAN-ON, S., DE LILLO, L., EMPRINGHAM, L. and WHEELER, P., 2011. Open-circuited switch fault detection for fault tolerant matrix converter motor drive systems In: EPE 2011.
  • SCHULZ, M., DE LILLO, L., EMPRINGHAM, L. and WHEELER, P., 2011. Pushing Power Density Limits Using SiC-Jfet-based Matrix Converter In: PCIM 17-19 May 2011.
  • KHWAN-ON, S., DE LILLO, L., EMPRINGHAM, L., WHEELER, P. and GERADA, C., 2011. Fault-tolerant, matrix converter, permanent magnet synchronous motor drive for open-circuit failures IET Electric Power Applications. 5(8),
  • ESPINA, J., BALCELLS, J., ORTEGA, C., ARIAS, A., DE LILLO, L. and EMPRINGHAM, L., 2011. Common mode model of matrix converter In: Compatibility and Power Electronics (CPE), 2011 7th International Conference-Workshop. 289 -294
  • DE LILLO, L., EMPRINGHAM, L., SCHULZ, M. and WHEELER, P., 2011. A high power density SiC-JFET-based matrix converter In: Power Electronics and Applications (EPE 2011), Proceedings of the 2011-14th European Conference on. 1 -8
  • SILVA, C.A., CORDÓVA, L.A., LEZANA, P. and EMPRINGHAM, L., 2011. Implementation and control of a hybrid multilevel converter with floating DC links for current waveform improvement IEEE Transactions on Industrial Electronics. 58(6), 2304-2312
  • ROHOUMA, W.M., EMPRINGHAM, L., ZANCHETTA, P. and WHEELER, P.W., 2011. A four legs matrix converter based ground power unit with selective harmonic control In: Energy Conversion Congress and Exposition (ECCE), 2011 IEEE. 799 -805
  • KHWAN-ON, S., DE LILLO, L., EMPRINGHAM, L. and WHEELER, P., 2011. Open-circuited switch fault detection for fault tolerant matrix converter motor drive systems In: Power Electronics and Applications (EPE 2011), Proceedings of the 2011-14th European Conference on. 1 -9
  • EMPRINGHAM, L., DE LILLO, L., WHEELER, P. and CLARE, J., 2011. Calorimetric comparison of the use of Silicon Carbide diodes in a 100kW matrix converter for aerospace applications In: Power Electronics and Applications (EPE 2011), Proceedings of the 2011-14th European Conference on. 1 -7
  • EMPRINGHAM, L., DE LILLO, L., KHWAN-ON, S., BRUNSON, C., WHEELER, P.W. and CLARE, J.C., 2011. Enabling technologies for matrix converters in aerospace applications In: Compatibility and Power Electronics (CPE), 2011 7th International Conference-Workshop. 451 -456
  • DE LILLO, L., EMPRINGHAM, L., WHEELER, P.W., KHWAN-ON, S., GERADA, C., OTHMAN, M.N. and HUANG, X., 2010. Multiphase power converter drive for fault-tolerant machine development in aerospace applications IEEE Transactions on Industrial Electronics. 57(2), 575-583
  • WHEELER, P.W., WIJEKOON, T., EMPRINGHAM, L., BRUNSON, C. and CLARE, J.C., 2010. A LANDING GEAR ACTUATOR USING A DUAL-OUTPUT POWER CONVERTER BASED MOTOR DRIVE In: ICAS 2010.
  • DEGANO, M., ZANCHETTA, P., CLARE, J.C. and EMPRINGHAM, L., 2010. HF induction motor modeling using Genetic Algorithms and experimental impedance measurement In: ISIE 2010.
  • WHEELER, P., EMPRINGHAM, L. and CLARE, J.C., 2010. An Electromechanically Actuated Nose Landing Gear Using a Dual-Output Motor Control Unit In: SAE 2010.
  • KHWAN-ON, S., DE LILLO, L., EMPRINGHAM, L. and WHEELER, P.W., 2010. A FAULT TOLERANT MATRIX CONVERTER MOTOR DRIVE UNDER OPEN PHASE FAULTS In: PEMD 2010.
  • KHWAN-ON, S., DE LILLO, L., WHEELER, P. and EMPRINGHAM, L., 2010. Fault tolerant four-leg matrix converter drive topologies for aerospace applications In: ISIE 2010.
  • CLARE, J., DE LILLO, L., EMPRINGHAM, L., GERADA, C., JASMIN, O., KHWAN-ON, S., OTHMAN, M. and WHEELER, P., 2009. Fault Tolerant Power Converter Topologies for PMSM Drives in Aerospace Applications In: EPE 2009.
  • GAO, Q., ASHER, G. M., SUMNER, M. and EMPRINGHAM, L, 2009. Position Estimation of a Matrix-Converter-Fed AC PM Machine From Zero to High Speed Using PWM Excitation IEEE Transactions on Industrial Electronics. 56(6),
  • DE LILLO, L., EMPRINGHAM, L., WHEELER, P., KHWAN-ON, S. and GERADA, C, 2009. Emulation of faults and remedial control strategies in a multiphase power In: EPE 2009.
  • WIJEKOON, T., EMPRINGHAM, L., WHEELER, P.W., CLARE, J.C., WHITLEY, C. and TOWERS, G, 2009. Aircraft Electrical Landing Gear Actuation Using Dual-output Power Converter with Mutual Power Circuit Components In: 24th IEEE Applied Power Electronics Conference and Exposition. 1263-1268
  • ZANCHETTA, P., WHEELER, P., EMPRINGHAM, L. and CLARE, J., 2009. Design control and implementation of a three-phase utility power supply based on the matrix converter IET Power Electronics. 2(2), 156-162
  • WHEELER, P., WIJEKOON, T., EMPRINGHAM, L. and CLARE, J.C., 2009. Dual-Output Power Converter based In: UK Magnetics Society meeting on the More Electric Aircraft, 2 April 2009.
  • CLARE, J., EMPRINGHAM, L., WHEELER, P. and WIJEKOON, T., 2009. Compact Dual-output Power Converter for an Aerospace Electrical Landing Gear Actuation System In: EPE 2009.
  • WIJEKOON, T., EMPRINGHAM, L. and WHEELER, P., 2009. Dual-output motor control unit for an electromechanically actuated nose landing gear In: 35th Annual Conference of IEEE Industrial Electronics, 2009. IECON '09.. 2563-2568
  • EMPRINGHAM, L., WHEELER, P. and CLARE, J., 2009. Power Density Improvement and Robust Commutation for a 100 kW Si-SiC Matrix Converter In: EPE 2009.
  • WHEELER, P.W., ZANCHETTA, P., CLARE, J.C., EMPRINGHAM, L., BLAND, M. and KATSIS, D., 2008. A utility power supply based on a four-output leg matrix converter IEEE Transactions on Industry Applications. 44(1), 174-186
  • ZANCHETTA, P, CLARE, J.C., WHEELER, P.W., KATSIS, D, BLAND, M and EMPRINGHAM, L, 2008. Control Design of a Three-Phase Matrix Converter AC Power Supply Using Genetic Algorithms IEEE Transactions on Industrial Electronics. 55(1), 209-217
  • DE LILLO, LILIANA, WHEELER, PATRICK, EMPRINGHAM, LEE, GERADA, CHRIS and XIAOYANHUANG, 2008. A power converter for fault tolerant machine development in aerospace applications In: Power Electronics and Motion Control Conference, 2008. EPE-PEMC 2008. 388-392
  • WIJEKOON, THIWANKA, EMPRINGHAM, LEE, WHEELER, PATRICK, CLARE, JON, WHITLEY, CHRIS, MELIA, JULIE and TOWERS GRAHAM., 2008. A Dual-Output Power Converter for Landing Gear Actuation using Mutual Power Circuit Components In: 26th Congress of the International Council of Aeronautical Sciences, 2008. ICAS 2008.
  • ZANCHETTA, P., WHEELER, P.W., CLARE, J.C., BLAND, M., EMPRINGHAM, L. and KATSIS, D., 2008. Control Design of a Three-Phase Matrix-Converter-Based AC–AC Mobile Utility Power Supply IEEE Transactions on Industrial Electronics. 55(1), 209-217
  • WHEELER, PATRICK, LIE, XU, LEE, MENG YEONG, EMPRINGHAM, LEE, KLUMPNER, CHRISTIAN and CLARE, JON, 2008. A review of Multi-level Matrix Converter topologies In: PEMD 2008. 4th IET Conference on Power Electronics, Machines and Drives, 2008.. 286-290 (In Press.)
  • XU LIE, CLARE, J.C., WHEELER, P.W. and EMPRINGHAM, L., 2008. Capacitor clamped multi-level matrix converter: Space vector modulation and capacitor balance In: IECON 2008. 34th Annual Conference of IEEE Industrial Electronics. 601-606
  • XU LIE,, CLARE, JON C., WHEELER, PATRICK W. and EMPRINGHAM, LEE, 2008. Space vector modulation for a capacitor clamped multi-level matrix converter In: Power Electronics and Motion Control Conference, 2008. EPE-PEMC 2008. 229-235
  • KUMAR, DINESH, WHEELER, PATRICK W., CLARE, JON C. and EMPRINGHAM, LEE, 2008. A multi-drive system based on a two-stage matrix converter In: Power Electronics and Motion Control Conference, 2008. EPE-PEMC 2008. 207-212
  • IMAYAVARAMBAN, M., WHEELER, PATRICK W., EMPRINGHAM, L. and CLARE, JON C., 2008. Input power clamp for controlling regeneration in matrix converter drive In: PEMD 2008. 4th IET Conference on Power Electronics, Machines and Drives, 2008.. 515-519 (In Press.)
  • CASADEI, D., CLARE, J., EMPRINGHAM, LEE, SERRA, G., TANI, A., TRENTIN, A., WHEELER, P. and ZARRI, L., 2007. Large-Signal Model for the Stability Analysis of Matrix Converters: Industrial Electronics, IEEE Transactions on Industrial Electronics, IEEE Transactions on. 54(2), 939-950
  • ARIAS, A., EMPRINGHAM, L., ASHER, G. M., WHEELER, P. W., BLAND, M., APAP, M., SUMNER, M. and CLARE, J. C., 2007. Elimination of Waveform Distortions in Matrix Converters Using a New Dual Compensation Method: Industrial Electronics, IEEE Transactions on Industrial Electronics, IEEE Transactions on. 54(4), 2079-2087
  • WHEELER, P.W., YUE, F, CLARE, J.C., MASON, N and EMPRINGHAM, L, 2007. A New Control Method of Single-stage 4-Leg Matrix Converter In: EPE 2007: 12th European Conference on Power Electronics and Applications.
  • PODLESAK, T.F., KATSIS, D.C., WHEELER, P.W., CLARE, J.C., EMPRINGHAM, L. and BLAND, M., 2005. A 150-kVA vector-controlled matrix converter induction motor drive IEEE Transactions on Industry Applications. 41(3), 841 - 847
  • ARIAS, A., ASHER, G. M., SUMNER, M., WHEELER, P., EMPRINGHAM, L. and SILVA, C., 2005. Sensorless control of permanent magnet synchronous motor using matrix converters In: IEEE Compatibility in Power Electronics. 46-52
  • WHEELER, P.W., CLARE, J. and EMPRINGHAM, L., 2004. Enhancement of matrix converter output waveform quality using minimized commutation times IEEE Transactions on Industrial Electronics. 51(1), 240-244
  • WHEELER, P.W., APAP, M., EMPRINGHAM, L., CLARE, J.C., DE LILLO, L., BRADLEY, K.J., WHILTELY, C. and TOWERS, G., 2004. An Electro-Hydrostatic Aircraft Actuator using a Matrix Converter Permanent Magnet Motor Drive In: IEE PEVD Conference.
  • DE LILLO, L., WHEELER, P.W., APAP, M., EMPRINGHAM, L., CLARE, J.C., BRADLEY, K.J., WHILTELY, C. and TOWERS, G., 2004. An Accurate Saber Simulation of Matrix Converter Drive Systems for More Electric Aircraft Applications In: European Power Electronics Conference.
  • WHEELER, P.W., CLARE, J.C., APAP, M., EMPRINGHAM, L., DE LILLO, L., BRADLEY, K.J., WHITLEY, C. and TOWERS, G., 2004. Power Supply Loss Ride-Through and Device Voltage Drop Compensation in a Matrix Converter Permanent Magnet Motor Drive for an Aircraft Actuator In: PESC 04: 2004 IEEE 35TH ANNUAL POWER ELECTRONICS SPECIALISTS CONFERENCE. 149 - 154
  • WHEELER, P.W., APAP, M., EMPRINGHAM, L., CLARE, J.C., BRADLEY, K.J., WHILTELY, C. and TOWERS, G., 2004. A Matrix Converter Permanent Magnet Motor Drive for an Aircraft Actuator Application with the Ability to Ride-Through Power Supply Loss In: European Power Electronics - PEMC Conference.
  • BLAND, M.J., CLARE, J.C., WHEELER, P.W., EMPRINGHAM, L. and APAP, M., 2004. An Auxiliary Resonant Soft Switching Matrix Converter In: PESC 04: 2004 IEEE 35TH ANNUAL POWER ELECTRONICS SPECIALISTSCONFERENCE, VOLS 1-6, CONFERENCE PROCEEDINGS. 2393 - 2399
  • WHEELER, P.W., APAP, M., EMPRINGHAM, L., CLARE, J.C., BRADLEY, K.J., WHILTELY, C. and TOWERS, G., 2004. The More Electric Aircraft - A Matrix Converter Based Electro-Hydrostatic Actuator In: PCIM. 75 - 80
  • CHAMUND, D., FINDLAY, B., WHEELER, P.W., APAP, M., EMPRINGHAM, L., BLAND, M.J. and CLARE, J.C., 2004. Bi-Directional IGBT Switches for Matrix Converter Applications In: PCIM.
  • BLAND, M.J., WHEELER, P.W., CLARE, J.C. and EMPRINGHAM, L., 2004. Comparison of Bi-directional Switch Components for Direct AC-AC Converters In: PESC 04: 2004 IEEE 35TH ANNUAL POWER ELECTRONICS SPECIALISTS CONFERENCE. 2905 - 2909
  • ARIAS, A., ASHER, G.M., SUMNER, M., WHEELER, P.W. and EMPRINGHAM, L., 2004. Application of the Matrix Converter for the Sensorless Control of a Permanent Magnet AC Machines using High Frequency Injection In: IEEE IECON.
  • ARIAS, A., EMPRINGHAM, L., ASHER, G.M., WHEELER, P.W. and SUMNER, M., 2004. Elimination of Current Distortion in Matrix Converter Through a New Dual Compensation Method IEEE Transactions IES.
  • BLAND, M.J., WHEELER, P.W., CLARE, J.C. and EMPRINGHAM, L., 2004. Performance of SiC Schottky diodes in Matrix Converter Applications In: European Power Electronics - PEMC Conference.
  • WHEELER, P.W., BLAND, M.J., CLARE, J.C. and EMPRINGHAM, L., 2004. A 150-kVA Vector-Controlled Matrix Converter Induction Motor Drive In: IEEE Industrial Application Society Annual Meeting.
  • WHEELER, P.W., CLARE, J.C., EMPRINGHAM, L. and BLAND, M.J., 2004. Design and Construction of a 150kVA Matrix Converter Induction Motor Drive In: IEE PEMD Conference. 719 - 723
  • WHEELER, P.W., CLARE, J.C., KERRIS, K.G. and EMPRINGHAM, L., 2004. Matrix Converters In: IEEE Industrial Applications Magazine. 59 - 65
  • WHEELER, P.W., APAP, M., EMPRINGHAM, L., CLARE, J.C. and BRADLEY, K.J., 2003. A Matrix Converter Motor Drive for an Aircraft Actuation System In: European Power Electronics Conference.
  • WHITLEY, C., WHEELER, P.W., APAP, M., EMPRINGHAM, L., CLARE, J.C., BRADLEY, K.J. and TOWERS, G., 2003. A Matrix Converter Based Electro-Hydrostatic Actuator In: IEE Matrix Converter Seminar.
  • WHEELER, P.W., CLARE, J.C., APAP, M., EMPRINGHAM, L., BRADLEY, K.J., WHITLEY, C. and TOWERS, G., 2003. Matrix Converter based permanent magnet motor drive for an electro-hydrostatic aircraft actuator In: IECON''03: THE 29TH ANNUAL CONFERENCE OF THE IEEE INDUSTRIAL ELECTRONICS SOCIETY. 2072 - 2077
  • WHEELER, P.W., APAP, M., EMPRINGHAM, L., CLARE, J.C., BRADLEY, K.J., WHITLEY, C. and TOWERS, G., 2003. A Matrix Converter Based Permanent Magnet Motor Drive for an Electro-Hydrostatic Aircraft Actuator IEEE IECON conference. 3, 2072 - 2077
  • WHEELER, P.W., CLARE, J.C., EMPRINGHAM, L. and BLAND, M.J., 2003. A 10kW Vector Controlled Matrix Converter Induction Motor Drive using MCTs In: European Power Electronics Conference.
  • BLAND, M.J., WHEELER, P.W., CLARE, J.C. and EMPRINGHAM, L., 2003. Comparison of Losses in Voltage Source Inverters and Direct AC-AC Converters In: European Power Electronics Journal.
  • BLAND, M.J., WHEELER, P.W., CLARE, J.C. and EMPRINGHAM, L., 2003. Minimisation of Commutation Delays in Power Converters In: European Power Electronics Conference.
  • WHEELER, P.W., CLARE, J.C., EMPRINGHAM, L., APAP, M., WHITLEY, C. and TOWERS, G., 2003. A Matrix Converter Based Permanent Magnet Motor Drive for an Aircraft Actuation System In: IEEE IEMDC''03: IEEE INTERNATIONAL ELECTRIC MACHINES AND DRIVES CONFERENCE. 1295 - 1300
  • LARGE, S., GREEN, A., MASON, S.C., BHATIA, S., CLARE, J.C., EMPRINGHAM, L. and WHEELER, P.W., 2003. A Matrix Converter Solution for Aircraft Starting In: IEE Matrix Converter Seminar.
  • LARGE, S., GREEN, A., MASON, S.C., BHATIA, S., CLARE, J.C., EMPRINGHAM, L. and WHEELER, P.W., 2003. A Matrix Converter Solution for Aircraft Starting In: AES 2003 Conference Proceedings.
  • WHEELER, P.W., CLARE, J.C. and EMPRINGHAM, L., 2003. Minimization of Matrix Converter Commutation Times European Power Electronics Journal. 13.1, 46-51
  • WHEELER, P.W., CLARE, J.C., EMPRINGHAM, L. and KERRIS, K.G., 2003. A Matrix Converter for Military All-Electric Vehicle Applications In: All Electric Combat Vehicle Conference.
  • LARGE, S., GREEN, A., BHATIA, S., MASON, S.C., CLARE, J.C., EMPRINGHAM, L. and WHEELER, P.W., 2003. A Matrix Converter Solution for Aircraft Starting In: All Electric Ship Conference.
  • CLARE, J.C., WHEELER, P.W. and EMPRINGHAM, L., 2003. Modelling and Design of Matrix Converter Solutions for Shipboard Applications In: IMarEST Electric Warship Seminar.
  • WHEELER, P.W., RODRIGUEZ, J., CLARE, J.C., EMPRINGHAM, L. and WEINSTEIN, A., 2002. Matrix converters: a technology review IEEE Transactions on Industrial Electronics. 49(2), 276-288
  • WHEELER, P.W., CLARE, J.C., EMPRINGHAM, L., BLAND, M. and APAP, M., 2002. Gate drive level intelligence and current sensing for matrix converter current commutation IEEE Transactions on Industrial Electronics. 49(2), 382 - 389
  • WHEELER, P.W., CLARE, J.C., EMPRINGHAM, L., APAP, M. and BLAND, M.J., 2002. Matrix Converters Power Engineering Journal. 16, 273 - 282
  • BLAND, M.J., EMPRINGHAM, L., CLARE, J.C. and WHEELER, P.W., 2002. A New Resonant Soft Switching Topology for Direct AC-AC Converters In: PESC''02: 2002 IEEE 33RD ANNUAL POWER ELECTRONICS SPECIALISTS CONFERENCE. 72 - 77
  • BLAND, M.J., WHEELER, P.W., CLARE, J.C. and EMPRINGHAM, L., 2002. Comparison of Losses in Voltage Source Inverters and Direct AC-AC Converters - Invited Paper In: EPE Power Electronics and Motion Control.
  • WHEELER, P.W., CLARE, J.C. and EMPRINGHAM, L,, 2002. A vector controlled MCT Matrix Converter induction motor drive withminimized commutation times and enhanced waveform quality In: CONFERENCE RECORD OF THE 2002 IEEE INDUSTRY APPLICATIONS CONFERENCE,VOLS 1-4. 466-472
  • WHEELER, P.W., CLARE, J.C. and EMPRINGHAM, L., 2002. Matrix Converters In: IEEE Industrial Applications Society Annual Meeting 2002. 466 - 472
  • WHEELER, P.W., CLARE, J.C. and EMPRINGHAM, L., 2002. A MCT based matrix converter with minimized commutation times and enhanced waveform quality In: INTERNATIONAL CONFERENCE ON POWER ELECTRONICS, MACHINES AND DRIVES. 206 - 210
  • WHEELER, P.W., CLARE, J.C. and EMPRINGHAM, L., 2002. Minimization of Matrix Converter Commutation Times In: EPE Power Electronics and Motion Control.
  • WHEELER, P.W., CLARE, J.C., EMPRINGHAM, L. and BLAND, M.J., 2001. Current Commutation with Intelligent Gate Drives and the Analysis and Measurement of Switching Loss for IGBT Based Matrix Converters In: ELEKTRO Conference.
  • WHEELER, P.W., CLARE, J.C., EMPRINGHAM, L. and BLAND, M.J., 2001. The Technology and Potential of Matrix Converters In: Power Electronics Journal Europe.
  • BLAND, M.J., WHEELER, P.W., CLARE, J.C. and EMPRINGHAM, L., 2001. Comparison of Calculated and Measured Losses in Direct AC-AC Converters In: PESC 2001: 32ND ANNUAL POWER ELECTRONICS SPECIALISTS CONFERENCE. 1096 - 1101
  • WHEELER, P.W., CLARE, J.C., EMPRINGHAM, L. and BLAND, M.J., 2001. Matrix Converters: The Technology and Potential for Exploitation In: The Drives and Controls Power Electronics Conference.
  • BLAND, M.J., WHEELER, P.W., CLARE, J.C. and EMPRINGHAM, L., 2001. Measurement and Simulation of Commutation Phenomena in Direct AC-AC Converters In: Proceedings of EPE 2001.
  • HAVRILA, R., WHEELER, P.E., DOBRUCKY, B., CLARE, J.C. and EMPRINGHAM, L., 2001. Implementation of a Matrix Converter Space Vector Modulation Control Algorithm using SAB 167 Microcontroller In: European Power Electronics Conference.
  • KERRIS, K.G., WHEELER, P.W., CLARE, J.C. and EMPRINGHAM, L., 2000. Implementation of a Matrix Converter using P-Channel MOS-Controlled Thyristors In: Proceedings of the Eighth International Conference on Power Electronics and Variable Speed Drives PEVD 2000. 35 - 39
  • EMPRINGHAM, L., WHEELER, P.W. and CLARE, J.C., 2000. A Matrix Converter Induction Motor Drive using Intelligent Gate Drive Level Current Commutation Techniques In: IAS 2000 - CONFERENCE RECORD OF THE 2000 IEEE INDUSTRY APPLICATIONS CONFERENCE,. 1936 - 1941
  • TUTTLE, J.E.B., WHEELER, P.W., EMPRINGHAM, L. and CLARE, J.C., 2000. Matrix Converter using MOS Turnoff Thyristors In: IEEE Power Modulator Symposium.
  • WHEELER, P.W., EMPRINGHAM, L. and GERRY, D., 2000. Improved Output Waveform Quality for Multi-Level H-Bridge Chain Converters using Unequal Cell Voltages In: EIGHTH INTERNATIONAL CONFERENCE ON POWER ELECTRONICS AND VARIABLE SPEED DRIVES. 536 - 540
  • CLARE, J.C., EMPRINGHAM, L. and WHEELER, P.W., 2000. The Effects of Sampling Delays and Non-Ideal Filtering on the Performance of Matrix Converter Modulation Algorithms In: EIGHTH INTERNATIONAL CONFERENCE ON POWER ELECTRONICS AND VARIABLE SPEED DRIVES. 29 - 34
  • EMPRINGHAM, L., WHEELER, P.W. and CLARE, J.C., 1999. Bi-Directional Switch Commutation for Matrix Converters In: EPE''99.
  • EMPRINGHAM, L., WHEELER, P.W. and CLARE, J.C., 1998. Matrix Converter Bi-Directional Switch Commutation using Intelligent Gate Drives In: SEVENTH INTERNATIONAL CONFERENCE ON POWER ELECTRONICS AND VARIABLESPEED DRIVES. 626 - 631
  • EMPRINGHAM, L., WHEELER, P.W. and CLARE, J.C., 1998. Bi-directional Switch Current Commutation for Matrix Converter Applications In: PEMC Conference 1998.
  • EMPRINGHAM, L., WHEELER, P.W. and CLARE, J.C., 1998. Intelligent Commutation of Matrix Converter Bi-Directional Switch Cells using Novel Gate Drive Techniques In: PESC 98 RECORD - 29TH ANNUAL IEEE POWER ELECTRONICS SPECIALISTS CONFERENCE. 707 - 713
  • MOUAWAD, B., ESPINA, J., LI, JIANFENG, EMPRINGHAM, L. and JOHNSON, M., Novel Silicon Carbide Integrated Power Module for EV application In: WiPDA 2018 - IEEE Workshop on Wide Bandgap Power Devices and Applications in Asia.

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