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Offshore Wind Farm Asset Management: Past Experiences and Future Challenges. (2013)
Conference Proceeding
Williams, R., Crabtree, C., & Hogg, S. (2013). Offshore Wind Farm Asset Management: Past Experiences and Future Challenges. In Proceedings of the ASME Turbo Expo 2013: Turbine Technical Conference and Exposition. Volume 8: Supercritical CO2 Power Cycles; Wind Energy; Honors and Awards. San Antonio, Texas, USA, June 3–7, 2013. https://doi.org/10.1115/gt2013-94434

This paper considers the asset management of offshore wind farms and, in particular, how this will change as wind farms increase significantly in capacity and move to sites further offshore. Health monitoring, industrial operational structures, infra... Read More about Offshore Wind Farm Asset Management: Past Experiences and Future Challenges..

Reliability Evaluation of New Offshore Wind Farm Electrical Grid Connection Topologies. (2013)
Conference Proceeding
Kazemtabrizi, B., Crabtree, C., & Hogg, S. (2013). Reliability Evaluation of New Offshore Wind Farm Electrical Grid Connection Topologies. In Proceedings of the ASME Turbo Expo 2013: Turbine Technical Conference and Exposition. Volume 8: Supercritical CO2 Power Cycles; Wind Energy; Honors and Awards. San Antonio, Texas, USA, June 3–7, 2013. https://doi.org/10.1115/gt2013-94326

In this paper, a composite generation transmission approach has been chosen for adequacy evaluation of wind farms integrated with conventional generating units. It has been assumed that the failure characteristics of a turbine’s underlying subassembl... Read More about Reliability Evaluation of New Offshore Wind Farm Electrical Grid Connection Topologies..

Application of an Air-Curtain Fluidic Jet Type Seal to Reduce Turbine Shroud Leakage (2013)
Conference Proceeding
Auld, A., Hilfer, M., Hogg, S., Ingram, G., & Messenger, A. (2013). Application of an Air-Curtain Fluidic Jet Type Seal to Reduce Turbine Shroud Leakage. In Proceedings of the ASME turbo expo - Turbine technical conference and exposition 2013 : presented at the ASME 2013 turbo expo - Turbine technical conference and exposition, June 3-7, 2013, San Antonio, Texas, USA. https://doi.org/10.1115/gt2013-94198

This paper describes the design and optimization of an ‘air-curtain’ type seal using a fluidic jet to reduce tip leakage losses on a small high-speed single stage axial turbine device. The application will essentially demonstrate proof of concept for... Read More about Application of an Air-Curtain Fluidic Jet Type Seal to Reduce Turbine Shroud Leakage.

A Novel Method of Coupling the Steam Turbine Exhaust Hood and the Last Stage Blades Using the Non-Linear Harmonic Method (2013)
Conference Proceeding
Burton, Z., Ingram, G., & Hogg, S. (2013). A Novel Method of Coupling the Steam Turbine Exhaust Hood and the Last Stage Blades Using the Non-Linear Harmonic Method. In Proceedings of the ASME turbo expo - Turbine technical conference and exposition 2013 : presented at the ASME 2013 turbo expo - Turbine technical conference and exposition, June 3-7, 2013, San Antonio, Texas, USA. https://doi.org/10.1115/gt2013-94184

The exhaust hood of a steam turbine is a vital area of turbomachinery research its performance strongly influences the power output of the last stage blades. It is well known that accurate CFD simulations are only achieved when the last stage blades... Read More about A Novel Method of Coupling the Steam Turbine Exhaust Hood and the Last Stage Blades Using the Non-Linear Harmonic Method.

Application of fractional slot concentrated windings to synchronous reluctance machines (2013)
Conference Proceeding
Spargo, C., Mecrow, B., & Widmer, J. (2013). Application of fractional slot concentrated windings to synchronous reluctance machines. In Proceedings of the 2013 IEEE International Electric Machines and Drives Conference (IEMDC) : Chicago, Illinois, USA, May 12-15, 2013 (618-625). https://doi.org/10.1109/iemdc.2013.6556159

Due to the advancement of electric vehicles, the desire for high torque density electric motors for traction applications is steadily increasing. It is advantageous to design such a motor with little or no rare earth permanent magnet (PM) material du... Read More about Application of fractional slot concentrated windings to synchronous reluctance machines.

A Generic Steam Turbine Exhaust Diffuser with Tip Leakage Modelling and Non-Uniform Hood Outlet (2013)
Conference Proceeding
Burton, Z., Ingram, G., & Hogg, S. (2013). A Generic Steam Turbine Exhaust Diffuser with Tip Leakage Modelling and Non-Uniform Hood Outlet.

This paper advances the work of Burton et al. (2012) to highlight the significance of the last stage blade tip leakage jet on the flow structure in the low pressure (LP) steam turbine exhaust hood, widely regarded as being significant in other publis... Read More about A Generic Steam Turbine Exhaust Diffuser with Tip Leakage Modelling and Non-Uniform Hood Outlet.

Real-time monitoring of wind turbine generator shaft alignment using laser measurement (2013)
Conference Proceeding
Mankowski, O., & Wang, Q. (2013). Real-time monitoring of wind turbine generator shaft alignment using laser measurement. . https://doi.org/10.1016/j.procir.2013.07.019

Shaft Misalignment is one of the most common sources of trouble of wind turbine drive train when rigid couplings connect the shafts. Ideal alignment of the shaft is difficult to be obtained and the couplings attached to the shaft may present angular... Read More about Real-time monitoring of wind turbine generator shaft alignment using laser measurement.