Predicted anode arc attachment by LTE (local thermodynamic equilibrium) and 2-T (two-temperature) arc models in a cascaded-anode DC plasma spray torch

R Zhukovskii, C Chazelas, V Rat, A Vardelle… - Journal of Thermal Spray …, 2021 - Springer
In DC plasma spray torches, anode erosion is a common concern. It mainly depends on the
heat flux brought by the arc and on the dimensions and residence time of the arc attachment …

Control of the arc motion in DC plasma spray torch with a cascaded anode

R Zhukovskii, C Chazelas, A Vardelle, V Rat - Journal of Thermal Spray …, 2020 - Springer
Two common concerns in DC plasma torches are stability of plasma jet and anode erosion.
The challenge is how to get a stable plasma jet with minimal anode erosion. This study …

Study of the electric arc dynamics in a cascaded-anode plasma torch

C Ruelle, S Goutier, V Rat, A Keromnes… - Surface and Coatings …, 2023 - Elsevier
In plasma spraying process, the plasma jet stability depends on the electric arc movement
inside the plasma torch. For conventional plasma torches with rod cathode and a large …

In Situ Spatially Resolved Coating Thickness Measurements in Thermal Spraying

U Hudomalj, E Fallahi Sichani, L Weiss… - Journal of Thermal …, 2024 - Springer
Achieving target coating thickness is one of the main objectives in thermal spraying. Despite
this, there is a lack of measurement methods that could evaluate in situ the coating thickness …

Influence of Nozzle Diameter on Electric Arc Dynamics and Coating Properties in a Cascaded-Anode Plasma Torch

C Ruelle, S Goutier, V Rat, G Rivaud… - Journal of Thermal …, 2024 - Springer
Electric arc dynamics in plasma torches have an influence of the plasma jet stability and
could impact coating properties. Depending on the plasma torch design, arc voltage …

Determination of local deposition efficiency based on in-flight particle diagnostics in plasma spraying

K Bobzin, W Wietheger, H Heinemann… - Surface and Coatings …, 2020 - Elsevier
Increasing the deposition efficiency (DE) and consequently reducing the manufacturing
costs has been always one of the central goals in thermal spraying. Hence, the effect of …

A Novel Approach to In Situ Coating Thickness Measurements in Thermal Spraying

U Hudomalj, EF Sichani, L Weiss… - International …, 2023 - dl.asminternational.org
Coating thickness is considered to be one of the most important characteristics of thermally
sprayed coatings. Despite this, there is a lack of a measurement method that could evaluate …

[图书][B] Plasmaspritzen mit einem kaskadierten Einzellichtbogen

H Heinemann, K Bobzin, W Tillmann - 2024 - publications.rwth-aachen.de
Kurzfassung Das Atmosphärische Plasmaspritzen ist eine vielseitig einsetzbare
Beschichtungstechnologie zur Applikation einer breiten Palette an Schichtwerkstoffen …

Vers un modèle numérique fiable du fonctionnement d'une torche de projection plasma à courant continu

R Zhukovskii - 2020 - theses.hal.science
La projection plasma est une technologie de dépôt qui utilise un jet de plasma pour
accélérer, chauffer, fondre et déposer des particules de poudre sur un substrat et ainsi …

In Situ Spray Bead Acquisition and Analysis for Coating Thickness Predictions

U Hudomalj, I Aschwanden, L Weiss… - International …, 2024 - dl.asminternational.org
Coating thickness is considered to be one of the most important characteristics of thermal
spray coatings. Therefore, it has long been the goal to be able to predict the coating …