All Outputs (12)

Evaluation of dual-axis fatigue testing of large wind turbine blades (2012)
Journal Article
Greaves, P., Dominy, R., Ingram, G., Long, H., & Court, G. (2012). Evaluation of dual-axis fatigue testing of large wind turbine blades. Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 226(7), 1693-1704. https://doi.org/10.1177/0954406211428013

That testing is usually performed about the flapwise and edgewise axes independently but a new method for resonant fatigue testing has been developed in which the flapwise and edgewise directions are tested simultaneously, thus also allowing the inte... Read More about Evaluation of dual-axis fatigue testing of large wind turbine blades.

Methodology and Results of the Reliawind Reliability Field Study (2010)
Presentation / Conference Contribution
Wilkinson, M., Hendriks, B., Spinato, F., Gomez, E., Bulacio, H., Roca, J., …Long, H. (2010). Methodology and Results of the Reliawind Reliability Field Study.

Using an FMEA Method to Compare Prospective Wind Turbine Design Reliabilities (2010)
Presentation / Conference Contribution
Tavner, P., Higgins, A., Arabian, H., Long, H., & Feng, Y. (2010). Using an FMEA Method to Compare Prospective Wind Turbine Design Reliabilities.

Reliability Analysis and Prediction of Wind Turbine Gearboxes (2010)
Presentation / Conference Contribution
Smolders, K., Long, H., Feng, Y., & Tavner, P. (2010). Reliability Analysis and Prediction of Wind Turbine Gearboxes.

Prediction of welding distortion in butt joint of thin plates (2009)
Journal Article
Long, H., Gery, D., Carlier, A., & Maropoulos, P. (2009). Prediction of welding distortion in butt joint of thin plates. Materials & Design, 30(10), 4126-4135. https://doi.org/10.1016/j.matdes.2009.05.004

This paper investigates distortions and residual stresses induced in butt joint of thin plates using Metal Inert Gas welding. A moving distributed heat source model based on Goldak’s double-ellipsoid heat flux distribution is implemented in Finite El... Read More about Prediction of welding distortion in butt joint of thin plates.

Simulation of Effects of Material Deformation on Thickness Variation in Conventional Spinning (2008)
Presentation / Conference Contribution
Long, H., Hamilton, S., & Yang, Y. (2008). Simulation of Effects of Material Deformation on Thickness Variation in Conventional Spinning.

Analysis of Conventional Spinning Process of a Cylindrical Part using Finite Element Method (2008)
Journal Article
Hamilton, S., & Long, H. (2008). Analysis of Conventional Spinning Process of a Cylindrical Part using Finite Element Method. Steel Research International, 79(1), 632-639

Three-dimensional transient sealing analysis of the bolted flange connections of reactor pressure vessel (2006)
Journal Article
Lin, T., Li, R., Long, H., & Ou, H. (2006). Three-dimensional transient sealing analysis of the bolted flange connections of reactor pressure vessel. Nuclear Engineering and Design, 236(24), 2599-2607. https://doi.org/10.1016/j.nucengdes.2006.03.018

The failure of sealing system of the bolt flange connections is the primary failure mode of the nuclear reactor pressure vessel (RPV). For the safety and integrity of RPV, it is important to predict the sealing behaviour of the bolt flange connection... Read More about Three-dimensional transient sealing analysis of the bolted flange connections of reactor pressure vessel.

Effects of welding speed, energy input and heat source distribution on temperature variations in butt joint welding (2005)
Journal Article
Gery, D., Long, H., & Maropoulos, P. (2005). Effects of welding speed, energy input and heat source distribution on temperature variations in butt joint welding. Journal of Materials Processing Technology, 167(2-3), 393-401. https://doi.org/10.1016/j.jmatprotec.2005.06.018

In this paper, a moving heat source model based on Goldak's double-ellipsoid heat flux distribution is presented. A C++ programme was developed in order to implement heat inputs into finite element thermal simulation of the plate butt joint welding.... Read More about Effects of welding speed, energy input and heat source distribution on temperature variations in butt joint welding.

Knowledge-based process selection for rotationally symmetric and rotationally non-symmetric components in cold forming (2004)
Journal Article
Long, H., Mynors, D., Holland, P., & Standring, P. (2004). Knowledge-based process selection for rotationally symmetric and rotationally non-symmetric components in cold forming. Journal of Materials Processing Technology, 153-54, 338-345. https://doi.org/10.1016/j.jmatprotec.2004.04.066

This paper reports the development of a knowledge-based process selection system for cold formed components with rotationally symmetric and rotationally non-symmetric geometries. The process knowledge base requires information and data related to for... Read More about Knowledge-based process selection for rotationally symmetric and rotationally non-symmetric components in cold forming.

Dimensional errors of cold formed components using FE simulation (2004)
Journal Article
Long, H. (2004). Dimensional errors of cold formed components using FE simulation. Journal of Materials Processing Technology, 151(1-3), 355-366. https://doi.org/10.1016/j.jmatprotec.2004.04.087

The effects of material properties, elastic–plastic behaviour and temperature variations of the workpiece and tools on the dimensional errors of cold formed components are investigated in this paper. A finite element (FE) analysis procedure has been... Read More about Dimensional errors of cold formed components using FE simulation.

Operating temperatures of oil-lubricated medium-speed gears : numerical models and experimental results (2003)
Journal Article
Long, H., Lord, A., Gethin, D., & Roylance, B. (2003). Operating temperatures of oil-lubricated medium-speed gears : numerical models and experimental results. Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering, 217(2), 87-106. https://doi.org/10.1243/095441003765208745

This paper investigates the effects of gear geometry, rotational speed and applied load, as well as lubrication conditions on surface temperature of high-speed gear teeth. The analytical approach and procedure for estimating frictional heat flux and... Read More about Operating temperatures of oil-lubricated medium-speed gears : numerical models and experimental results.