All Outputs (178)

Weft Yarn Interlacement Modelling for 3D Profiled Structures (2021)
Conference Proceeding

Currently, generation of 3D woven T-joint models with complex weave geometries, using TexGen software, is a manual process. One of the main challenges to automatic generation of these textiles is the order in which the weft yarns interlace within the... Read More about Weft Yarn Interlacement Modelling for 3D Profiled Structures.

Comparative Analysis Between Unscented and Extended Kalman Filters for PMSG Inter-Turn Fault Detection (2021)
Conference Proceeding

This paper investigates the detection of inter-turn phase faults in Permanent Magnet Synchronous Generators (PMSGs) using the Unscented Kalman Filter (UKF) compared to the Extended Kalman Filter (EKF). PMSGs are subject to several faults such as bear... Read More about Comparative Analysis Between Unscented and Extended Kalman Filters for PMSG Inter-Turn Fault Detection.

Improved Propulsion Motor Design for a Twelve Passenger All-Electric Aircraft (2021)
Conference Proceeding

This paper investigates the design of a 12-seater aircraft electric propulsion motor (ProMo). The design procedures aim to improve the performance of a previously designed motor, while adding further restrictions to the electrical and thermal boundar... Read More about Improved Propulsion Motor Design for a Twelve Passenger All-Electric Aircraft.

Analytical modelling of harmonics in an exciterless synchronous generator (2021)
Conference Proceeding

The replacement of the brushless exciter in the synchronous generator has long been desired as a method to increase power density. There are many topologies available that allow the excitation system of a synchronous generator to be combined with the... Read More about Analytical modelling of harmonics in an exciterless synchronous generator.

Permanent Magnet Reduction by Current Harmonics Injection for Surface Permanent Magnet Machines (2021)
Conference Proceeding

This paper presents the analysis of multi-harmonic current injection in multi-three phase surface permanent magnet (SPM) machines. An analytical model, extended to a generic harmonic order, is used to describe and determine the no load flux density,... Read More about Permanent Magnet Reduction by Current Harmonics Injection for Surface Permanent Magnet Machines.

Torque Ripple Suppression for IPMSM using FEA- based Model Predictive Direct Torque Control (2021)
Conference Proceeding

The interest in model predictive direct torque control (MP-DTC) for high-performance dynamic control of electric drives has been growing. Unlike the conventional direct torque control (DTC), MP-DTC can achieve optimal voltage selection by predicting... Read More about Torque Ripple Suppression for IPMSM using FEA- based Model Predictive Direct Torque Control.

Hybrid sensorless motor control in aerospace applications, a survey in sensorless control, optimizing for availability and acoustic noise (2021)
Conference Proceeding

A wide range of aerospace applications previously based on hydraulics including the control of aerodynamic surfaces are being actively replaced by lighter, more intelligent Motor Drive Electronics (MDEs). However, motor resolvers commonly used to pro... Read More about Hybrid sensorless motor control in aerospace applications, a survey in sensorless control, optimizing for availability and acoustic noise.

Impedance-based Stability Analysis of Permanent Magnet Synchronous Generator for the More Electric Aircraft (2021)
Conference Proceeding

For a more electric aircraft (MEA), most hydraulic, pneumatic and mechanical subsystems are supposed to be replaced with electrical subsystems. These replacements result in a larger scale of on-board electrical power distribution system (EPDS). As th... Read More about Impedance-based Stability Analysis of Permanent Magnet Synchronous Generator for the More Electric Aircraft.

Context-Aware Plug and Produce for Robotic Aerospace Assembly (2021)
Conference Proceeding

Aerospace production systems face increasing requirements for flexibility and reconfiguration, along with considerations of cost, utilisation, and efficiency. This drives a need for systems with a small number of automation platforms (e.g. industrial... Read More about Context-Aware Plug and Produce for Robotic Aerospace Assembly.

Application of advanced simulation methods for the tolerance analysis of mechanical assemblies (2021)
Conference Proceeding

In the frame of a statistical tolerance analysis of complex assemblies, for example an aircraft wing, the capability to predict accurately and fast specified, very small quantiles of the distribution of the assembly key characteristic becomes crucial... Read More about Application of advanced simulation methods for the tolerance analysis of mechanical assemblies.

Creating a Digital Mirror of Creative Practice (2021)
Conference Proceeding

This paper describes an ongoing project to create a “digital mirror” to my practice as a composer of contemporary classical music; that is, a system that takes descriptions (in code) of aspects of that practice, and reflects them back as computer-gen... Read More about Creating a Digital Mirror of Creative Practice.

A hybrid chain-link push-pull series connected (H-CL-P2SC) M2C with DC fault blocking capability (2021)
Conference Proceeding

This paper introduces a hybrid chain-link push-pull series connected (H-CL-P2SC) modular multilevel converter for HVDC applications, especially for those considering a connection of off-shore wind farms to the grid. On the ac side, each converter pha... Read More about A hybrid chain-link push-pull series connected (H-CL-P2SC) M2C with DC fault blocking capability.

Constructing a universe for the setoid model (2021)
Conference Proceeding

The setoid model is a model of intensional type theory that validates certain extensionality principles, like function extensionality and propositional extensionality, the latter being a limited form of univalence that equates logically equivalent pr... Read More about Constructing a universe for the setoid model.

Miniaturized Meander-Line Dipole Antenna for Short-Range Wireless Communication Networks (2021)
Conference Proceeding

This paper presents the design and performance analysis of a planar, miniaturized meander-line dipole antenna designed for short-range wireless communication links. The proposed compact antenna has a size of 0.08λo × 0.03λo (at fo = 288 MHz) and desi... Read More about Miniaturized Meander-Line Dipole Antenna for Short-Range Wireless Communication Networks.

8 X 4 mm-Wave 3D Printed MIMO Antenna for 5G Wireless Communication (2021)
Conference Proceeding

A 3D printed 8 X 4 mm-wave multiple input multiple output (MIMO) antenna is presented in this paper. The proposed MIMO has an overall dimensions of 106.3 mm X 75.7 mm and it operates at 28 GHz mm-wave band. The proposed MIMO consists of 32 single ele... Read More about 8 X 4 mm-Wave 3D Printed MIMO Antenna for 5G Wireless Communication.

Common-Mode Voltage Reduction in a VSI Inverter Applying Sequential Predictive Control (2021)
Conference Proceeding

In the classical predictive control (CPC) implementation a cost function designed in terms of the control objectives and constants known as weighting factors must be minimized. Weighting factors are usually obtained by trial and error since there is... Read More about Common-Mode Voltage Reduction in a VSI Inverter Applying Sequential Predictive Control.

Predictive Current Control Applied to a 3L-NPC Inverter (2021)
Conference Proceeding

In recent years the application of Model Based Predictive Control (MPC) for power converters has been successfully presented as an alternative to traditional control techniques. MPC has attracted interest due to its fast dynamic response and the abil... Read More about Predictive Current Control Applied to a 3L-NPC Inverter.

Reactive Power Control Using a Model-Based Predictive Control Strategy Applied to an Indirect Matrix Converter (2021)
Conference Proceeding

Reactive power is often an issue of concern for the operation of alternating current (AC) electrical power systems. This work aims to apply a model-based predictive control (MPC) to an indirect matrix converter (IMC) to improve the power factor at th... Read More about Reactive Power Control Using a Model-Based Predictive Control Strategy Applied to an Indirect Matrix Converter.

Predictive Current Control Strategy for a Multi-Modular Matrix Converter (2021)
Conference Proceeding

Matrix converter technology have so far been mainly limited to low power applications. Multi-level voltage source converters are often used for high power applications. In order to combine the good characteristics of both topologies this paper presen... Read More about Predictive Current Control Strategy for a Multi-Modular Matrix Converter.

A Study of Cost Function Selection in Model Predictive Control Applications (2021)
Conference Proceeding

The cost function selection is considered one of the most relevant aspects for the implementation of Model Predictive Control strategies. In this paper a study of the most common cost functions used for the control of a two level voltage source inver... Read More about A Study of Cost Function Selection in Model Predictive Control Applications.