Zobrazeno 1 - 10
of 56
pro vyhledávání: '"M. Gevelber"'
Akademický článek
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Akademický článek
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Publikováno v:
International Thermal Spray Conference.
Plasma spray for depositing thermal barrier coatings features large distributions of particle states that result in significant variations in coating quality. These variations arise from distributions of particle sizes, large spatial gradients of pla
Publikováno v:
International Thermal Spray Conference.
This paper investigates the need and requirements for developing an improved sensing scheme for plasma spray, which would aid in compensating for the large variations in deposition rate. Experimental evaluation of a variety of current sensors reveals
Publikováno v:
Thermal Spray 2005: Proceedings from the International Thermal Spray Conference.
This study evaluates the performance characteristics of three different torches. A variety of different sensor systems were used to determine how each system resolves the differences in torch spray conditions. Torch performance characteristics includ
Publikováno v:
Thermal Spray 2005: Proceedings from the International Thermal Spray Conference.
Real-time control offers the potential to reduce plasma spray variations that affect yield and coating quality. Important factors for designing such controllers are discussed including dominant nonlinearities, cross-coupling interactions, and sensor
Publikováno v:
Thermal Spray 2003: Proceedings from the International Thermal Spray Conference.
An advanced closed loop control system that enables tight control of the particle and substrate states has been developed. This unique capability allows deposition of coatings under very controlled conditions. This enables the construction of detaile
Publikováno v:
Thermal Spray 2003: Proceedings from the International Thermal Spray Conference.
This paper investigates the advantages that an advanced control system can provide for plasma spray deposition in terms of variation reduction and greater ability to engineer coating structure. We report our work on implementing a feedback control sy
Publikováno v:
Thermal Spray 2003: Proceedings from the International Thermal Spray Conference.
The plasma-spray process features complex plasma-particle interactions that can result in process variations that limit process repeatability and coating performance. This paper reports our work on the development of real-time diagnostics and control
Conference
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