等离子喷涂-物理气相沉积7YSZ热障涂层沉积机理及
其CMAS腐蚀失效机制
张小锋, 周克崧, 宋进兵, 邓春明, 牛少鹏, 邓子谦

Deposition and CMAS Corrosion Mechanism of 7YSZ Thermal Barrier Coatings Prepared by Plasma Spray-Physical Vapor Deposition
Xiao-Feng ZHANG, Ke-Song ZHOU, Jin-Bing SONG, Chun-Ming DENG, Shao-Peng NIU, Zi-Qian DENG
表1 PS-PVD喷涂7YSZ热障涂层参数
Table 1 Coating parameters of 7YSZ thermal barrier prepared by PS-PVD
Materials Power
/kW
Ar
/slpm
N2
/slpm
Feed rate
/(g?min-1)
Carrier Gas
Ar /nlpm
Stand-off distance/mm Pre-heating temperature/℃ Chamber
pressure /Pa
7YSZ 127 35 60 2×9 16 950 850 150