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numerical analysis

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Proceedings Papers

ITSC 2005, Thermal Spray 2005: Proceedings from the International Thermal Spray Conference, 271-274, May 2–4, 2005,
... verwandte Verfahren DVS-Verlag GmbH® All rights reserved www.asminternational.org Numerical analysis of injection diesel spray using modified KIVA code and comparison to experimental works R. Rezaei, M. Raisee, S.M. Mirsalim and D. Bahmanpour, Tehran/IR In the last decade 3D-CFD has been successfully...
Proceedings Papers

ITSC 2022, Thermal Spray 2022: Proceedings from the International Thermal Spray Conference, 89-99, May 4–6, 2022,
... understanding the TBC build-up mechanism and strictly controlling the microstructure of such TBCs. microtexture numerical analysis particle analysis plasma spraying thermal barrier coatings yttria-stabilized zirconia Thermal Spray 2022: Proceedings from the International Thermal Spray Conference...
Proceedings Papers

ITSC2012, Thermal Spray 2012: Proceedings from the International Thermal Spray Conference, 454-459, May 21–24, 2012,
... on a numerical model for a conventional HVOF process. Parameter analysis of the solution mixture (proportion between aqueous and organic solvent) in a suspension is performed as well as analysis of the variation of the combustion chamber depending on the torch design, leading to more homogeneous flow properties...
Proceedings Papers

ITSC 2008, Thermal Spray 2008: Proceedings from the International Thermal Spray Conference, 894-899, June 2–4, 2008,
... the temperature control during arc wire spraying, numerical process analysis of the cooling system was applied. Particle in-flight analysis with the SprayWatch system was used to obtain direct spray parameters as input data for the numerical models. The simulation results were verified by experimental infrared...
Proceedings Papers

ITSC 2015, Thermal Spray 2015: Proceedings from the International Thermal Spray Conference, 846-850, May 11–14, 2015,
.... When the impacting velocity changes, the resultant residual stresses also vary in both cases. The present simulated results were related to the reported experiments by others, while there is much difference. cold spraying copper coating numerical simulation residual stress analysis tensile...
Proceedings Papers

ITSC 2008, Thermal Spray 2008: Proceedings from the International Thermal Spray Conference, 853-858, June 2–4, 2008,
... & Exposition E. Lugscheider, editor, p 853-858 httpsdoi.org/10.31399/asm.cp.itsc2008p0853 Copyright © 2008 Verlag für Schweißenund verwandte Verfahren DVS-Verlag GmbH All rights reserved. A combined numerical and experimental analysis of the cold spray process B. Samareh, A. Dolatabadi, Montreal/CDN, V. Lüthen...
Proceedings Papers

ITSC 2008, Thermal Spray 2008: Proceedings from the International Thermal Spray Conference, 250-253, June 2–4, 2008,
... on the computed temperature distribution of the particles. An analysis of the deposition mechanism in the solution precursor plasma spraying is performed. Experiment results s are also collected to verify the numerical prediction and the analysis of the deposition mechanisms. ceramic coatings numerical...
Proceedings Papers

ITSC 2008, Thermal Spray 2008: Proceedings from the International Thermal Spray Conference, 1072-1077, June 2–4, 2008,
... layer is also introduced to express multiple cracks caused by quenching stress in splats and sliding deformation at splat boundary. It is shown that the numerical analysis has good agreement with the associated experiments. gas turbines particle deposition plasma spraying residual stress...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 542-547, May 24–28, 2021,
... as an experimental reference for numerical analysis, which involved advanced turbulent flow and volumetric heat source modeling along with the use of commercial fluid flow software. Geometric and numerical models were used to simulate the generation of plasma inside the torch and the resulting plasma flow with its...
Proceedings Papers

ITSC 2018, Thermal Spray 2018: Proceedings from the International Thermal Spray Conference, 219-226, May 7–10, 2018,
... intertwining interface. In addition, intertwining interface was found to generate at very beginning of coating deposition; further particle deposition posed negligible effect on the formation of intertwining interface. Based on the experimental and numerical analysis, for the first time, the formation...
Proceedings Papers

ITSC1997, Thermal Spray 1997: Proceedings from the United Thermal Spray Conference, 839-845, September 15–18, 1997,
... Abstract ZrO 2 7Y 2 O 3 plasma sprayed coatings were applied on high temperature Ni-based alloys precoated with a thin, dense, stabilized zirconia coating produced by Physical Vapour Deposition. This contribution concerns with the experimental and numerical analysis of residual stresses in PVD...
Proceedings Papers

ITSC2023, Thermal Spray 2023: Proceedings from the International Thermal Spray Conference, 167-172, May 22–25, 2023,
... the bottom to the top of the deposit, the ultimate strength decreases but there is no significant change in porosity value. The porosity evolutions do not allow to establish a generalized law of variation. The numerical analysis of the additive growth shows that the thermomechanical response of the stacking...
Proceedings Papers

ITSC2023, Thermal Spray 2023: Proceedings from the International Thermal Spray Conference, 683-688, May 22–25, 2023,
... map to predict the TBC thickness limitation. For real parts, this evaluation map is useful to estimate if a thicker TBC will fail or not by comparing the maximum strain it is predicted to undergo by numerical analysis. continuous wave memory durability thermal barrier coating thermal shock...
Proceedings Papers

ITSC 2002, Thermal Spray 2002: Proceedings from the International Thermal Spray Conference, 938-943, March 4–6, 2002,
... Abstract This paper presents a detailed numerical analysis that shows why Laval nozzles are used for vacuum plasma spraying and how to optimize their design to achieve a uniform plasma jet free of expansion waves under different spraying conditions. A Laval nozzle prototype is tested against...
Proceedings Papers

ITSC 2004, Thermal Spray 2004: Proceedings from the International Thermal Spray Conference, 790-795, May 10–12, 2004,
... Abstract An initial stage of the current work including a preliminary comparative numerical analysis of molten polymer and metal droplets upon impact on a cold steel substrate was presented. A commercially available Volume-of-Fluid [VoF] code was used to model particle deformation and cooling...
Proceedings Papers

ITSC 2015, Thermal Spray 2015: Proceedings from the International Thermal Spray Conference, 223-228, May 11–14, 2015,
... Abstract Obtaining a uniform coating on curved mechanical parts such as gas turbine blades is one of the industrial challenges in suspension plasma spraying. Through a three dimensional numerical analysis, this study is aimed at providing a better understanding of the effect of substrate...
Proceedings Papers

ITSC 2003, Thermal Spray 2003: Proceedings from the International Thermal Spray Conference, 779-787, May 5–8, 2003,
..., and flexibility to allow coating of ceramic powders. Based on a numerical analysis, a new nozzle was modeled, designed, tested, and used to produce thermal spray coatings according to the industrial needs mentioned above. Performance of the new nozzle was investigated by spraying several coating materials...
Proceedings Papers

ITSC 2002, Thermal Spray 2002: Proceedings from the International Thermal Spray Conference, 483-487, March 4–6, 2002,
... particles. 2 Numerical analysis on combustion gas and sprayed particle in the HVOF nozzle Numerical analysis on combustion flame and sprayed particle in the HVOF nozzle was carried out to assess the effect of nozzle geometries on the fusibility of sprayed alumina particles. Detailed numerical simulation...
Proceedings Papers

ITSC2016, Thermal Spray 2016: Proceedings from the International Thermal Spray Conference, 140-143, May 10–12, 2016,
... on the thermo-physical changes of droplets is not an easy because of the high temperature of plasma jet and rapidity of reaction. Numerical analysis of droplet transformation during the spraying experiment is a way to understand the processes involved. Several numerical modeling works on the transformation...
Proceedings Papers

ITSC 2015, Thermal Spray 2015: Proceedings from the International Thermal Spray Conference, 217-222, May 11–14, 2015,
... jet simulations will be conducted which use temperature and pressure profile at the outlet of the torch as inletting boundary conditions. Advanced diagnostic methods will be implemented to verify the capability of the numerical models. air plasma spraying meshing numerical analysis three...