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Lessening gap loss concentration problems in nanocrystalline cores by alloy gap replacement (2022)
Journal Article
Guo, X., Ran, L., & Tavner, P. (2022). Lessening gap loss concentration problems in nanocrystalline cores by alloy gap replacement. Journal of Engineering, 2022(4), 411-421. https://doi.org/10.1049/tje2.12127

A simple method is proposed here to improve the gap loss concentration problem of a nanocrystalline core in an LCL filter inductor for high switching frequency converters using SiC devices. This alloy-gapped inductor design aims to reach two primary... Read More about Lessening gap loss concentration problems in nanocrystalline cores by alloy gap replacement.

Integrated condition-based maintenance modelling and optimisation for offshore wind farms (2021)
Journal Article
Dao, C. D., Kazemtabrizi, B., Crabtree, C. J., & Tavner, P. J. (2021). Integrated condition-based maintenance modelling and optimisation for offshore wind farms. Wind Energy, 24(11), 1180-1198. https://doi.org/10.1002/we.2625

Maintenance is essential in keeping wind energy assets operating efficiently. With the development of advanced condition monitoring, diagnostics and prognostics, condition‐based maintenance has attracted much attention in the offshore wind industry i... Read More about Integrated condition-based maintenance modelling and optimisation for offshore wind farms.

Condition Monitoring of Rotating Electrical Machines (2020)
Book
Tavner, P. J., Ran, L., & Crabtree, C. J. (2020). Condition Monitoring of Rotating Electrical Machines. (3rd ed.). Institution of Engineering and Technology (IET)

Condition monitoring of engineering plants has increased in importance as engineering processes have become increasingly automated. However, electrical machinery usually receives attention only at infrequent intervals when the plant or the electricit... Read More about Condition Monitoring of Rotating Electrical Machines.

Electrical & Mechanical Diagnostic Indicators of Wind Turbine Induction Generator Rotor Faults (2018)
Journal Article
Zappalá, D., Sarma, N., Djurović, S., Crabtree, C., Mohammad, A., & Tavner, P. (2019). Electrical & Mechanical Diagnostic Indicators of Wind Turbine Induction Generator Rotor Faults. Renewable Energy, 131, 14-24. https://doi.org/10.1016/j.renene.2018.06.098

In MW-sized wind turbines, the most widely-used generator is the wound rotor induction machine, with a partially-rated voltage source converter connected to the rotor. This generator is a significant cause of wind turbine fault modes. In this paper,... Read More about Electrical & Mechanical Diagnostic Indicators of Wind Turbine Induction Generator Rotor Faults.

Reliability and condition monitoring (2016)
Book Chapter
Zappalá, D., Crabtree, C., & Tavner, P. (2016). Reliability and condition monitoring. In S. Hogg, & C. Crabtree (Eds.), UK Wind Energy Technologies (76-136). Routledge

Survey of Commercially Available SCADA Data Analysis Tools for Wind Turbine Health Monitoring (2014)
Report
Chen, B., Zappalá, D., Crabtree, C., & Tavner, P. (2014). Survey of Commercially Available SCADA Data Analysis Tools for Wind Turbine Health Monitoring. [No known commissioning body]

By analysing data from the Signal Conditioning and Data Acquisition (SCADA) systems fitted to wind turbines (WT) their manufacturers, Operators and other experts are able to monitor and improve WT performance. This survey summarises and describes the... Read More about Survey of Commercially Available SCADA Data Analysis Tools for Wind Turbine Health Monitoring.

Survey of commercially available condition monitoring systems for wind turbines (2014)
Report
Crabtree, C., Zappalá, D., & Tavner, P. (2014). Survey of commercially available condition monitoring systems for wind turbines. UK EPSRC SUPERGEN Wind Energy Technologies programme

As wind energy assumes greater importance in remote and offshore locations, effective and reliable condition monitoring techniques are required. Failure rate and downtime studies have also highlighted a need for condition monitoring of particular win... Read More about Survey of commercially available condition monitoring systems for wind turbines.

Side-band algorithm for automatic wind turbine gearbox fault detection and diagnosis (2014)
Journal Article
Zappalá, D., Tavner, P., Crabtree, C., & Sheng, S. (2014). Side-band algorithm for automatic wind turbine gearbox fault detection and diagnosis. IET Renewable Power Generation, 8(4), 380-389. https://doi.org/10.1049/iet-rpg.2013.0177

Improving the availability of wind turbines is critical for minimising the cost of wind energy, especially offshore. The development of reliable and cost-effective gearbox condition monitoring systems (CMSs) is of concern to the wind industry, becaus... Read More about Side-band algorithm for automatic wind turbine gearbox fault detection and diagnosis.

Analysis and Enhancement of Low Voltage Ride-through Capability of Brushless Doubly Fed Induction Generator (2013)
Journal Article
Tohidi, S., Oraee, H., Zolghadri, M., Shao, S., & Tavner, P. (2013). Analysis and Enhancement of Low Voltage Ride-through Capability of Brushless Doubly Fed Induction Generator. IEEE Transactions on Industrial Electronics, 60(3), 1146-1155. https://doi.org/10.1109/tie.2012.2190955

This paper discusses the dynamic behavior of the brushless doubly fed induction generator during the grid faults which lead to a decrease in the generator's terminal voltage. The variation of the fluxes, back EMFs, and currents are analyzed during an... Read More about Analysis and Enhancement of Low Voltage Ride-through Capability of Brushless Doubly Fed Induction Generator.

Automated Wind Turbine Pitch Fault Prognosis using ANFIS (2013)
Presentation / Conference Contribution
Chen, B., Matthews, P., & Tavner, P. (2013). Automated Wind Turbine Pitch Fault Prognosis using ANFIS.

Many current wind turbine (WT) studies focus on improving their reliability and reducing the cost of energy, particularly when WTs are operated offshore. WT Supervisory Control and Data Acquisition (SCADA) systems contain alarms and signals that prov... Read More about Automated Wind Turbine Pitch Fault Prognosis using ANFIS.

Wind turbine SCADA alarm analysis for improving reliability (2012)
Journal Article
Qiu, Y. N., Feng, Y. H., Tavner, P. J., Richardson, P., Erdos, G., & Chen, B. (2012). Wind turbine SCADA alarm analysis for improving reliability. Wind Energy, 15(8), 951-966. https://doi.org/10.1002/we.513

Previous research for detecting incipient wind turbine failures, using condition monitoring algorithms, concentrated on wind turbine Supervisory Control and Data Acquisition (SCADA) signals, such as power output, wind speed and bearing temperatures,... Read More about Wind turbine SCADA alarm analysis for improving reliability.

Wind turbine condition monitoring : technical and commercial challenges (2012)
Journal Article
Yang, W., Tavner, P. J., Crabtree, C. J., Feng, Y., & Qiu, Y. (2014). Wind turbine condition monitoring : technical and commercial challenges. Wind Energy, 17(5), 673-693. https://doi.org/10.1002/we.1508

Deployment of larger scale wind turbine systems, particularly offshore, requires more organized operation and maintenance strategies to ensure systems are safe, profitable and cost-effective. Among existing maintenance strategies, reliability centred... Read More about Wind turbine condition monitoring : technical and commercial challenges.

Monitoring wind turbine gearboxes (2012)
Journal Article
Feng, Y., Qiu, Y., Crabtree, C., Long, H., & Tavner, P. (2012). Monitoring wind turbine gearboxes. Wind Energy, 16(5), 728-740. https://doi.org/10.1002/we.1521

Concerns amongst wind turbine (WT) operators about gearbox reliability arise from complex repair procedures, high replacement costs and long downtimes leading to revenue losses. Therefore, reliable monitoring for the detection, diagnosis and predicti... Read More about Monitoring wind turbine gearboxes.

Review of recent offshore wind power developments in China. (2012)
Journal Article
Liu, T., Tavner, P., Feng, Y., & Qiu, Y. (2012). Review of recent offshore wind power developments in China. Wind Energy, 16(5), 786-803. https://doi.org/10.1002/we.1523

Rapid wind power development in China has attracted worldwide attention. The huge market potential and fast development of wind turbine manufacturing capacity are making China a world leader in wind power development. In 2010, with the newly installe... Read More about Review of recent offshore wind power developments in China..