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Design optimization of integrated rotational inductor for high-speed AC drive applications (2017)
Conference Proceeding
Khowja, M. R., Gerada, C., Vakil, G., Patel, C., & Wheeler, P. (2017). Design optimization of integrated rotational inductor for high-speed AC drive applications.

In order to make an efficient and power dense overall system, a close physical and functional integration of passive components is required instead of having a separate sub¬system for passives. Such power dense system is vital in aerospace and marine... Read More about Design optimization of integrated rotational inductor for high-speed AC drive applications.

A hybrid analytical-numerical approach for the analysis of salient-pole synchronous generators with a symmetrical damper cage (2017)
Conference Proceeding
Nuzzo, S., Bolognesi, P., Galea, M., & Gerada, C. (2017). A hybrid analytical-numerical approach for the analysis of salient-pole synchronous generators with a symmetrical damper cage.

The equivalent circuit approach has been widely exploited for the theoretical analysis of electromagnetic devices. However, in the field of classical wound-field synchronous generators, the presence of the damper cage complicates the analysis of such... Read More about A hybrid analytical-numerical approach for the analysis of salient-pole synchronous generators with a symmetrical damper cage.

Realising robust low speed sensorless PMSM control using current derivatives obtained from standard current sensors (2017)
Conference Proceeding
Hind, D., Li, C., Sumner, M., & Gerada, C. (2017). Realising robust low speed sensorless PMSM control using current derivatives obtained from standard current sensors.

This paper describes the implementation of a simple, robust and cost-effective sensorless control technique for PMSM machines. The method uses stator current derivative measurements made in response to certain PWM vectors. In this work the derivative... Read More about Realising robust low speed sensorless PMSM control using current derivatives obtained from standard current sensors.

Design and implementation of a loss optimization control for electric vehicle in-wheel permanent-magnet synchronous motor direct drive system (2017)
Journal Article
Guo, Q., Zhang, C., Li, L., Gerada, D., Zhang, J., & Wang, M. (2017). Design and implementation of a loss optimization control for electric vehicle in-wheel permanent-magnet synchronous motor direct drive system. Applied Energy, 204, https://doi.org/10.1016/j.apenergy.2017.05.023

As a main driving force of electric vehicles (EVs), the losses of in-wheel permanent-magnet synchronous motor (PMSM) direct drive system can seriously affect the energy consumption of EVs. This paper proposes a loss optimization control strategy for... Read More about Design and implementation of a loss optimization control for electric vehicle in-wheel permanent-magnet synchronous motor direct drive system.

Self-excitation and energy recovery of air-core compulsators (2017)
Journal Article
Zhao, W., Wu, S., Cui, S., Gerada, C., Zhang, H., & Xu, Z. (2017). Self-excitation and energy recovery of air-core compulsators. IEEE Transactions on Plasma Science, 45(7), 1168-1174. https://doi.org/10.1109/TPS.2017.2700027

As power supplies, compulsators are popular choices for high-end railgun power supplies. In order to increase power and energy density, air-core compulsators are proposed by using composite materials instead of traditional iron-core compulsators. Due... Read More about Self-excitation and energy recovery of air-core compulsators.

Aircraft navigation based on differentiation–integration observer (2017)
Journal Article
Wang, X., & Cai, L. (2017). Aircraft navigation based on differentiation–integration observer. Aerospace Science and Technology, 68, https://doi.org/10.1016/j.ast.2017.05.007

In this paper, a generalized differentiation–integration observer is presented based on sensors selection. The proposed differentiation–integration observer can estimate the multiple integrals and high-order derivatives of a signal, synchronously. Th... Read More about Aircraft navigation based on differentiation–integration observer.

Thermal Design of Linear Induction and Synchronous Motors for Electromagnetic Launch of Civil Aircraft (2017)
Journal Article
Bertola, L., Cox, T., Wheeler, P., Garvey, S. D., & Morvan, H. (2017). Thermal Design of Linear Induction and Synchronous Motors for Electromagnetic Launch of Civil Aircraft. IEEE Transactions on Plasma Science, 45(7), 1146-1153. https://doi.org/10.1109/TPS.2017.2697941

The engine size of modern passenger transport aircraft is principally determined by take-off conditions, since initial acceleration requires maximum engine power. An elec¬tromagnetic launch (EML) system could provide some or all of the energy require... Read More about Thermal Design of Linear Induction and Synchronous Motors for Electromagnetic Launch of Civil Aircraft.

Historical data based energy management in a microgrid with a hybrid energy storage system (2017)
Journal Article
Jia, K., Chen, Y., Bi, T., Lin, Y., Thomas, D. W., & Sumner, M. (2017). Historical data based energy management in a microgrid with a hybrid energy storage system. IEEE Transactions on Industrial Informatics, 13(5), 2597-2605. https://doi.org/10.1109/TII.2017.2700463

In a micro-grid, due to potential reverse output profiles of the Renewable Energy Source (RES) and the load, energy storage devices are employed to achieve high self-consumption of RES and to minimize power surplus flowing back into the main grid. Th... Read More about Historical data based energy management in a microgrid with a hybrid energy storage system.

A Physical RC Network Model for Electrothermal Analysis of a Multichip SiC Power Module (2017)
Journal Article
Li, J., Castellazzi, A., Eleffendi, M. A., Gurpinar, E., Johnson, C. M., & Mills, L. (2018). A Physical RC Network Model for Electrothermal Analysis of a Multichip SiC Power Module. IEEE Transactions on Power Electronics, 33(3), 2494-2508. https://doi.org/10.1109/TPEL.2017.2697959

© 2017 IEEE. This paper is concerned with the thermal models which can physically reflect the heat-flow paths in a lightweight three-phase half-bridge two-level SiC power module with six MOSFETs and can be used for coupled electrothermal simulation.... Read More about A Physical RC Network Model for Electrothermal Analysis of a Multichip SiC Power Module.

Radial force control for triple three-phase sectored SPM machines. Part I: Machine model (2017)
Conference Proceeding
Sala, G., Gerada, D., Gerada, C., & Tani, A. (2017). Radial force control for triple three-phase sectored SPM machines. Part I: Machine model.

The radial force control technique for a triple three-phase Surface Permanent Magnet (SPM) machine is investigated in this paper. The machine has a nine-phase winding arranged in three sectors and supplied by three different Voltage Source Inverters... Read More about Radial force control for triple three-phase sectored SPM machines. Part I: Machine model.

Design and control of segmented triple three-phase SPM machines for fault tolerant drives (2017)
Conference Proceeding
Sala, G., Gerada, D., Gerada, C., & Tani, A. (2017). Design and control of segmented triple three-phase SPM machines for fault tolerant drives.

A new multiphase Surface Permanent Magnet (SPM) machine design is investigated in this paper. The machine has a nine-phase winding arranged in three sectors and supplied by three different Voltage Source Inverters (VSI). Stator segmentation between t... Read More about Design and control of segmented triple three-phase SPM machines for fault tolerant drives.

Radial force control for triple three-phase sectored SPM machines. Part II: Open winding fault tolerant control (2017)
Conference Proceeding
Sala, G., Gerada, D., Gerada, C., & Tani, A. (2017). Radial force control for triple three-phase sectored SPM machines. Part II: Open winding fault tolerant control.

A new advanced fault tolerant control technique for a triple three-phase Surface Permanent Magnet (SPM) machine is investigated in this paper. The machine has a nine-phase winding arranged in three sectors and supplied by three different Voltage Sour... Read More about Radial force control for triple three-phase sectored SPM machines. Part II: Open winding fault tolerant control.

Differential buck single phase grid connected AC-DC converter with active power decoupling using a flipping Capacitor (2017)
Conference Proceeding
Gottardo, D., De Lillo, L., Empringham, L., & Costabeber, A. (2017). Differential buck single phase grid connected AC-DC converter with active power decoupling using a flipping Capacitor.

This paper introduces a new single-phase AC-DC converter capable of achieving independent voltage control across a dedicated power decoupling capacitor, by exploiting the same full bridge that controls the grid current in combination with two bidirec... Read More about Differential buck single phase grid connected AC-DC converter with active power decoupling using a flipping Capacitor.

Error-voltage-based open-switch fault diagnosis strategy for matrix converters with model predictive control method (2017)
Journal Article
Dan, H., Peng, T., Su, M., Deng, H., Zhu, Q., Zhao, Z., & Wheeler, P. (2017). Error-voltage-based open-switch fault diagnosis strategy for matrix converters with model predictive control method. IEEE Transactions on Industry Applications, 53(5), 4603-4612. https://doi.org/10.1109/TIA.2017.2695978

This paper proposes an error-voltage based open-switch fault diagnosis strategy for matrix converter (MC). A finite control set model predictive control (FCS-MPC) method is used to operate the MC. The MC system performances under normal operation and... Read More about Error-voltage-based open-switch fault diagnosis strategy for matrix converters with model predictive control method.

A fast method for modelling skew and its effects in salient-pole synchronous generators (2017)
Journal Article
Nuzzo, S., Galea, M., Gerada, C., & Brown, N. (in press). A fast method for modelling skew and its effects in salient-pole synchronous generators. IEEE Transactions on Industrial Electronics, 64(10), https://doi.org/10.1109/TIE.2017.2694378

The general effects of implementing skewing techniques in electrical machines are well known and have been extensively studied over the years. An important aspect of such techniques is related to the identification of optimal methods for analyzing an... Read More about A fast method for modelling skew and its effects in salient-pole synchronous generators.

Semiconductor devices in solid-state/hybrid circuit breakers: current status and future trends (2017)
Journal Article
Gu, C., Wheeler, P., Castellazzi, A., Watson, A. J., & Effah, F. (2017). Semiconductor devices in solid-state/hybrid circuit breakers: current status and future trends. Energies, 10(4), Article 495. https://doi.org/10.3390/en10040495

Circuit breakers (CBs) are the main protection devices for both alternating current (AC) and direct current (DC) power systems, ranging from tens of watts up to megawatts. This paper reviews the current status for solid-state circuit breakers (SSCBs)... Read More about Semiconductor devices in solid-state/hybrid circuit breakers: current status and future trends.

Interconnect materials enabling IGBT modules to achieve stable short circuit failure behavior (2017)
Journal Article
Li, J., Yaqub, I., Corfield, M., & Johnson, C. M. (2017). Interconnect materials enabling IGBT modules to achieve stable short circuit failure behavior. IEEE Transactions on Components, Packaging, and Manufacturing Technology, 7(5), 734-744. https://doi.org/10.1109/TCPMT.2017.2683202

Insulated gate bipolar transistor (IGBT) modules, which can fail to stable short-circuit mode, have major applications in electricity network-related fields. Sn-3.5Ag solder joints and sintered Ag joints for the die attachment and Mo, Cu, Sn-3.5Ag, A... Read More about Interconnect materials enabling IGBT modules to achieve stable short circuit failure behavior.

Suppression of electromagnetic interference using screening and shielding techniques within switching cells (2017)
Conference Proceeding
Zhang, Z., & Johnson, C. M. (2017). Suppression of electromagnetic interference using screening and shielding techniques within switching cells.

in this paper we introduce the use of combination of screening and shielding to suppress electromagnetic interference (EMI) generated by a switching cell. We investigate the screening of common mode (CM) currents and the shielding of magnetic fields... Read More about Suppression of electromagnetic interference using screening and shielding techniques within switching cells.

Design of an appliance switch responding to solar energy (2017)
Journal Article
Koshti, A. P., & Williams, A. (in press). Design of an appliance switch responding to solar energy

Knowing the ill effects of dependence upon conventional resources for generation of energy, the world is already making an effort to harness energy from renewable energy sources. However, the use of conventional resources is not fully eliminated from... Read More about Design of an appliance switch responding to solar energy.