Keyword search (4,163 papers available)

"Moreau C" Authored Publications:

Title Authors PubMed ID
1 Effect of Microstructure on Oxidation Resistance and TGO Formation in FeCoNiCrAl HEA Coatings Deposited by Low-Temperature HVAF Spraying Shahbazi H; Lima RS; Stoyanov P; Moreau C; 40271745
ENCS
2 Numerical Simulation of the Effect of Particle and Substrate Preheating on Porosity Level and Residual Stress of As-sprayed Ti6Al4V Components Khamsepour P; Moreau C; Dolatabadi A; 38624932
ENCS
3 Microstructure of Deposits Sprayed by a High Power Torch with Flash Boiling Atomization of High-Concentration Suspensions Amrollahy Biouki S; Ben Ettouil F; C Liberati A; Dolatabadi A; Moreau C; 38612008
ENCS
4 A Comparative Study of the Self-Cleaning and Filtration Performance of Suspension Plasma-Sprayed TiO2 Ultrafiltration and Microfiltration Membranes Alebrahim E; Moreau C; 37755172
ENCS

 

Title:Microstructure of Deposits Sprayed by a High Power Torch with Flash Boiling Atomization of High-Concentration Suspensions
Authors:Amrollahy Biouki SBen Ettouil FC Liberati ADolatabadi AMoreau C
Link:https://pubmed.ncbi.nlm.nih.gov/38612008/
DOI:10.3390/ma17071493
Publication:Materials (Basel, Switzerland)
Keywords:flash boiling atomizationhigh concentration suspensionhigh plasma torch powersuspension plasma spray
PMID:38612008 Category: Date Added:2024-04-13
Dept Affiliation: ENCS
1 Department of Mechanical, Industrial and Aerospace Engineering, Concordia University, Montreal, QC H3G 1M8, Canada.
2 Department of Mechanical and Industrial Engineering, University of Toronto, Toronto, ON M5S 3G8, Canada.

Description:

The main objective of this study was to use flash boiling atomization as a new method to inject suspensions with high solid content into the high-power plasma flow. The water-based suspension was prepared with submicron titanium oxide particles with an average size of 500 nm. The investigated solid concentrations were 20, 40, 55 and 70 wt%. Two plasma torches operated at 33, 70 and 110 kW were used to investigate the effect of increasing power on the deposited microstructure and deposition efficiency. At low torch power, the deposition efficiency decreased with increasing solid concentration, and deposits with a high number of unmelted particles were obtained with 70 wt% suspensions. At high torch power, the deposition efficiency increased with increasing solid concentration, and dense deposits were obtained with 70 wt% suspensions. XRD analysis was performed on all deposits to determine the distribution of rutile and anatase phases. The percentage of the anatase phase varied from 35.7% to 66.9%, depending on the power input and solid concentration.





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