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The significance of melt pool variables in laser direct deposition of functionally graded aerospace alloys

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

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The significance of melt pool variables in laser direct deposition of functionally graded aerospace alloys. / Shah, K.; Salman, A.; Pinkerton, A. J. et al.
Proceedings of the 28th International Congress on Applications of Lasers and Electro-optics (ICALEO). Laser Institute of America, 2009. p. 569-576.

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

Harvard

Shah, K, Salman, A, Pinkerton, AJ & Li, L 2009, The significance of melt pool variables in laser direct deposition of functionally graded aerospace alloys. in Proceedings of the 28th International Congress on Applications of Lasers and Electro-optics (ICALEO). Laser Institute of America, pp. 569-576.

APA

Shah, K., Salman, A., Pinkerton, A. J., & Li, L. (2009). The significance of melt pool variables in laser direct deposition of functionally graded aerospace alloys. In Proceedings of the 28th International Congress on Applications of Lasers and Electro-optics (ICALEO) (pp. 569-576). Laser Institute of America.

Vancouver

Shah K, Salman A, Pinkerton AJ, Li L. The significance of melt pool variables in laser direct deposition of functionally graded aerospace alloys. In Proceedings of the 28th International Congress on Applications of Lasers and Electro-optics (ICALEO). Laser Institute of America. 2009. p. 569-576

Author

Shah, K. ; Salman, A. ; Pinkerton, A. J. et al. / The significance of melt pool variables in laser direct deposition of functionally graded aerospace alloys. Proceedings of the 28th International Congress on Applications of Lasers and Electro-optics (ICALEO). Laser Institute of America, 2009. pp. 569-576

Bibtex

@inproceedings{4245ec5933964eb0bbd2177ee175e63d,
title = "The significance of melt pool variables in laser direct deposition of functionally graded aerospace alloys",
abstract = "Laser Direct Metal Deposition (LDMD) has developed for a range of diverse applications, from high precision manufacturing to repair. Although functional grading of surface coatings is well established, research into three-dimensional intermetallic grading as an alternative to welding is ongoing. This paper considers the functional grading of Ti-6Al-4V to Inconel 718 for aerospace applications. A 1.5 kW diode laser and LDMD system is used to produce a series of graded thin wall deposits. Images of the process are captured using Cu-vapour illumination and a high speed camera with long range microscopy optics and quantitative results extracted via image analysis. Process parameters, in process variables such as quantified melt pool disturbance, and final part characteristics are then correlated and discussed. By monitoring in process variables, the work aids in better understanding what happens during LDMD, especially when material transition occurs, and how this leads to final deposit characteristics.",
author = "K. Shah and A. Salman and Pinkerton, {A. J.} and L. Li",
year = "2009",
language = "English",
pages = "569--576",
booktitle = "Proceedings of the 28th International Congress on Applications of Lasers and Electro-optics (ICALEO)",
publisher = "Laser Institute of America",

}

RIS

TY - GEN

T1 - The significance of melt pool variables in laser direct deposition of functionally graded aerospace alloys

AU - Shah, K.

AU - Salman, A.

AU - Pinkerton, A. J.

AU - Li, L.

PY - 2009

Y1 - 2009

N2 - Laser Direct Metal Deposition (LDMD) has developed for a range of diverse applications, from high precision manufacturing to repair. Although functional grading of surface coatings is well established, research into three-dimensional intermetallic grading as an alternative to welding is ongoing. This paper considers the functional grading of Ti-6Al-4V to Inconel 718 for aerospace applications. A 1.5 kW diode laser and LDMD system is used to produce a series of graded thin wall deposits. Images of the process are captured using Cu-vapour illumination and a high speed camera with long range microscopy optics and quantitative results extracted via image analysis. Process parameters, in process variables such as quantified melt pool disturbance, and final part characteristics are then correlated and discussed. By monitoring in process variables, the work aids in better understanding what happens during LDMD, especially when material transition occurs, and how this leads to final deposit characteristics.

AB - Laser Direct Metal Deposition (LDMD) has developed for a range of diverse applications, from high precision manufacturing to repair. Although functional grading of surface coatings is well established, research into three-dimensional intermetallic grading as an alternative to welding is ongoing. This paper considers the functional grading of Ti-6Al-4V to Inconel 718 for aerospace applications. A 1.5 kW diode laser and LDMD system is used to produce a series of graded thin wall deposits. Images of the process are captured using Cu-vapour illumination and a high speed camera with long range microscopy optics and quantitative results extracted via image analysis. Process parameters, in process variables such as quantified melt pool disturbance, and final part characteristics are then correlated and discussed. By monitoring in process variables, the work aids in better understanding what happens during LDMD, especially when material transition occurs, and how this leads to final deposit characteristics.

M3 - Conference contribution/Paper

SP - 569

EP - 576

BT - Proceedings of the 28th International Congress on Applications of Lasers and Electro-optics (ICALEO)

PB - Laser Institute of America

ER -