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Robust control and actuator dynamics compensation for railway vehicles (2016)
Journal Article
Bideleh, S., Mei, T., & Berbyuk, V. (2016). Robust control and actuator dynamics compensation for railway vehicles. Vehicle System Dynamics, 54(12), 1762-1784. https://doi.org/10.1080/00423114.2016.1234627

A robust controller is designed for active steering of a high speed train bogie with solid axle wheel sets to reduce track irregularity effects on the vehicle’s dynamics and improve stability and curving performance. A half-car railway vehicle model... Read More about Robust control and actuator dynamics compensation for railway vehicles.

Design and optimisation of wheel-rail profiles for adhesion improvement (2016)
Journal Article
Liu, B., Mei, T., & Bruni, S. (2016). Design and optimisation of wheel-rail profiles for adhesion improvement. Vehicle System Dynamics, 54(3), 429-444. https://doi.org/10.1080/00423114.2015.1137958

This paper describes a study for the optimisation of the wheel profile in wheel-rail system to increase the overall level of adhesion available at the contact interface, in particular to investigate how the wheel and rail profile combination may be d... Read More about Design and optimisation of wheel-rail profiles for adhesion improvement.

An analytical design approach for self-powered active lateral secondary suspensions for railway vehicles (2015)
Journal Article
Wang, P., Li, H., Zhang, J., & Mei, T. (2015). An analytical design approach for self-powered active lateral secondary suspensions for railway vehicles. Vehicle System Dynamics, 53(10), 1439-1454. https://doi.org/10.1080/00423114.2015.1050964

In this paper, an analytical design approach for the development of self-powered active suspensions is investigated and is applied to optimise the control system design for an active lateral secondary suspension for railway vehicles. The conditions f... Read More about An analytical design approach for self-powered active lateral secondary suspensions for railway vehicles.

Self-powered active lateral suspension for railway vehicles (2015)
Journal Article
Wang, P., Mei, T., Zhang, J., & Li, H. (2016). Self-powered active lateral suspension for railway vehicles. IEEE Transactions on Vehicular Technology, 65(3), 1121-1129. https://doi.org/10.1109/TVT.2015.2407575

This paper presents a design methodology for the development of self-powered active lateral secondary suspensions for rail vehicles. It firstly investigates the energy flows in the active lateral secondary suspensions and analyzes the conditions for... Read More about Self-powered active lateral suspension for railway vehicles.

Control of wheel motors for the provision of traction and steering of railway vehicles (2014)
Journal Article
Mei, T., Qu, K., & Li, H. (2014). Control of wheel motors for the provision of traction and steering of railway vehicles. IET Power Electronics, 7(9), 2279-2287. https://doi.org/10.1049/iet-pel.2013.0882

This study presents the development of a control system for permanent magnet motors embedded in railway wheels for integrated traction and steering of rail vehicles. The overall control scheme and the control strategies for the provision of traction... Read More about Control of wheel motors for the provision of traction and steering of railway vehicles.

Towards self-powered lateral active suspension for railway vehicles (2014)
Presentation / Conference
Wang, P., Mei, T., & Zhang, J. (2014, July). Towards self-powered lateral active suspension for railway vehicles. Presented at UKACC International Control Conference 2014, Loughborough

This paper investigates the energy consumption of the lateral secondary active suspension for railway vehicles and studies the conditions for self-powered active suspension control. The influence of the performance index weighting factors to both the... Read More about Towards self-powered lateral active suspension for railway vehicles.

Detection and isolation for actuator failure for actively controlled railway wheelsets (2014)
Presentation / Conference
Mirzapour, M., & Mei, T. (2014, July). Detection and isolation for actuator failure for actively controlled railway wheelsets. Presented at UKACC International Control Conference 2014, Loughborough

This paper studies a model-based approach for the condition monitoring of an actively controlled railway system, with a focus on actuator failures to detect and isolate failure modes in such a system. It seeks to establish the necessary basis for fau... Read More about Detection and isolation for actuator failure for actively controlled railway wheelsets.

Railway vehicle optimisation to using the concept of design for control (2014)
Presentation / Conference
Ward, C., Mei, T., Hubbard, P. D., & Mirzapour, M. (2014, April). Railway vehicle optimisation to using the concept of design for control. Presented at The Second International Conference on Railway Technology: Research, Development and Maintenance ,, Ajaccio

Design for control is an axiom extensively used in the aerospace and automotive industries that has proven highly beneficial both in terms of performance benefits but also in reducing unit costs and reducing maintenance burdens. To date, in the railw... Read More about Railway vehicle optimisation to using the concept of design for control.

Fault detection and isolation for an active wheelset control system (2014)
Journal Article
Mirzapour, M., Mei, T., & Xuesong, J. (2014). Fault detection and isolation for an active wheelset control system. Vehicle System Dynamics, 52(Sup_1), 157-171. https://doi.org/10.1080/00423114.2014.887210

Active control for railway wheelsets in the primary suspension has been shown to offer a number of performance gains, and especially it can be used to stabilise the wheelsets without compromising the vehicle's performance on curves. However, the use... Read More about Fault detection and isolation for an active wheelset control system.

Real-time modeling of wheel-rail contact laws with system-on-chip (2010)
Journal Article
Zhou, Y., Mei, T., & Freear, S. (2010). Real-time modeling of wheel-rail contact laws with system-on-chip. IEEE Transactions on Parallel and Distributed Systems, 21(5), 672-684. https://doi.org/10.1109/TPDS.2009.107

This paper presents the development and implementation of a multiprocessor system-on-chip solution for fast and real-time
simulations of complex and nonlinear wheel-rail contact mechanics. There are two main significances in this paper. First, the w... Read More about Real-time modeling of wheel-rail contact laws with system-on-chip.

Improvement of semi-active control suspensions based on gain-scheduling control
Thesis
Hammood, H. (in press). Improvement of semi-active control suspensions based on gain-scheduling control. (Thesis). University of Salford

This study presents the development of a non-linear control strategy for a semi-active suspension controller using a gain-scheduling structure controller. The aim of the study is to overcome the constraints of conventional control strategies and impr... Read More about Improvement of semi-active control suspensions based on gain-scheduling control.

Fault tolerant strategy of actuator failure for actively controlled railway wheelsets
Presentation / Conference
Mirzapour, M., Mei, T., & Li, H. Fault tolerant strategy of actuator failure for actively controlled railway wheelsets. Presented at 2014 UKACC International Conference on Control, Loughborough University

This paper presents the development of a fault-tolerant scheme through an analytical redundancy approach for actively controlled railway wheelsets. The main aim of the study is to maintain the basic control of the rail vehicles in the event of actuat... Read More about Fault tolerant strategy of actuator failure for actively controlled railway wheelsets.