Stephen Fitzpatrick
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View article: Hybrid manufacturing approach for landing gear applications: WAAM Ti–6Al–4V on forged Ti–5Al–5Mo–5V–3Cr
Hybrid manufacturing approach for landing gear applications: WAAM Ti–6Al–4V on forged Ti–5Al–5Mo–5V–3Cr Open
High-strength metastable β-titanium alloys like Ti-5553 (Ti–5Al–5Mo–5V–3Cr) are frequently used in highly loaded aerospace components. Such aerospace parts tend to be expensive to traditionally manufacture due to current industry process l…
View article: Hybrid Manufacturing Approach for Landing Gear Applications: Waam Ti-6al-4v on Forged Ti-5al-5mo-5v-3cr
Hybrid Manufacturing Approach for Landing Gear Applications: Waam Ti-6al-4v on Forged Ti-5al-5mo-5v-3cr Open
View article: Value retention using remanufacturing: A case study on part and process down selection for wind turbine applications
Value retention using remanufacturing: A case study on part and process down selection for wind turbine applications Open
As a key component of a circular economy, remanufacturing is gaining popularity across various sectors. This paper focuses on the wind energy sector, a major player in renewable technologies, which is gradually recognizing its increasing r…
View article: InAsSb Photodiode Fibre Optic Thermometry for High-Speed, near-Ambient Temperature Measurements
InAsSb Photodiode Fibre Optic Thermometry for High-Speed, near-Ambient Temperature Measurements Open
Infrared radiation thermometers (IRTs) overcome many of the limitations of thermocouples, particularly responsiveness and calibration drift. The main challenge with radiation thermometry is the fast and reliable measurement of temperatures…
View article: In-process non-destructive evaluation of metal additive manufactured components at build using ultrasound and eddy-current approaches
In-process non-destructive evaluation of metal additive manufactured components at build using ultrasound and eddy-current approaches Open
View article: A Comparative Review of Thermocouple and Infrared Radiation Temperature Measurement Methods during the Machining of Metals
A Comparative Review of Thermocouple and Infrared Radiation Temperature Measurement Methods during the Machining of Metals Open
During the machining process, substantial thermal loads are generated due to tribological factors and plastic deformation. The increase in temperature during the cutting process can lead to accelerated tool wear, reducing the tool’s lifesp…
View article: Collaborative Robotic Wire + Arc Additive Manufacture and Sensor-Enabled In-Process Ultrasonic Non-Destructive Evaluation
Collaborative Robotic Wire + Arc Additive Manufacture and Sensor-Enabled In-Process Ultrasonic Non-Destructive Evaluation Open
The demand for cost-efficient manufacturing of complex metal components has driven research for metal Additive Manufacturing (AM) such as Wire + Arc Additive Manufacturing (WAAM). WAAM enables automated, time- and material-efficient manufa…
View article: A statistics based Digital Twin for the combined consideration of heat treatment and machining for predicting distortion
A statistics based Digital Twin for the combined consideration of heat treatment and machining for predicting distortion Open
This paper introduces a novel concept of Digital Twinning of heat treatment and machining for predicting distortion. A set of physical experiments were conducted, and statistical models based on these trials were created. The experiments i…
View article: Correction to: Remanufacture of hot forging tools and dies using laser metal deposition with powder and a hard-facing alloy Stellite 21®
Correction to: Remanufacture of hot forging tools and dies using laser metal deposition with powder and a hard-facing alloy Stellite 21® Open
This article was initially published with incorrect copyright information.
View article: Remanufacture of hot forging tools and dies using laser metal deposition with powder and a hard-facing alloy Stellite 21®
Remanufacture of hot forging tools and dies using laser metal deposition with powder and a hard-facing alloy Stellite 21® Open
Additive Layer Manufacturing (ALM) processes are attracting interest in the forging industry due to their potential suitability for remanufacturing and repair of tools and dies. The ALM process known as Laser Metal Deposition with powder (…
View article: Evaluation of In-Process Laser Heat Treatment on the Stress Conditions in Laser Metal Deposited Stellite® 21
Evaluation of In-Process Laser Heat Treatment on the Stress Conditions in Laser Metal Deposited Stellite® 21 Open
Evaluation of In-Process Laser Heat Treatment on the Stress Conditions in Laser Metal Deposited Stellite® 21 G.L. Payne, I. Violatos, S. Fitzpatrick, D. Easton, J. Walker Abstract. Laser Metal Deposition with Powder (LMD-p) has been invest…
View article: Broadband Acoustic Resonance Dissolution Spectroscopy (BARDS): A rapid test for enteric coating thickness and integrity of controlled release pellet formulations
Broadband Acoustic Resonance Dissolution Spectroscopy (BARDS): A rapid test for enteric coating thickness and integrity of controlled release pellet formulations Open