Zobrazeno 1 - 10
of 1 640
pro vyhledávání: '"environmental barrier"'
Autor:
Ruixiang Liu, Wenping Liang, Qiang Miao, Hui Zhao, Xiaofeng Zhang, Meng Zhang, Rongxue Yan, Brindha Ramasubramanian, Seeram Ramakrishna
Publikováno v:
Journal of Advanced Ceramics, Vol 13, Iss 10, Pp 1677-1696 (2024)
The development of Si–HfO2/Yb2Si2O7/Yb2SiO5 environmental barrier coatings (EBCs) aims to improve the operational temperature and longevity of ceramic matrix composites (CMCs) in turbine environments. Nevertheless, several critical questions remain
Externí odkaz:
https://doaj.org/article/8192ee3c2c514f03bd5c7d55d9f84ea9
Autor:
WANG Yidan, GUO Qian, ZHOU Qijie, ZHANG Chenyu, SONG Bingru, QIAO Jiao, FAN Dongyuan, HE Jian, HE Wenting, GUO Hongbo, GONG Shengkai, XU Huibin
Publikováno v:
Journal of Aeronautical Materials, Vol 44, Iss 5, Pp 48-69 (2024)
The aircraft engine is considered the “heart” of the aircraft. The development of advanced aircraft engines focuses on achieving a high thrust-to-weight ratio，high efficiency，low fuel consumption，and extended operational life. High-temperat
Externí odkaz:
https://doaj.org/article/ca00873bb0274d08b3c66f9b81bbdf7b
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.
Publikováno v:
Journal of Aeronautical Materials, Vol 44, Iss 4, Pp 16-27 (2024)
The types，preparation methods，thermal and mechanical properties of rare earth hafnate materials and their corrosion behaviors exposed to low melting point silicate（CMAS） and high temperature water vapor are summarized. The previous investigat
Externí odkaz:
https://doaj.org/article/47087f519f51426289f291a12ee832d6
Publikováno v:
Journal of Aeronautical Materials, Vol 44, Iss 4, Pp 46-56 (2024)
Silicon carbide fiber-reinforced silicon carbide ceramic matrix composites（SiCf/SiC） used in aero-engines are damaged or even failed due to the oxidation and corrosion by high-temperature and high-speed combustion gases. In this work，the gas ge
Externí odkaz:
https://doaj.org/article/c89da58d61c14ad3a49cd3a255485e94
Publikováno v:
Journal of Aeronautical Materials, Vol 44, Iss 4, Pp 37-45 (2024)
The Si/Mullite+BSAS/Yb2Si2O7 tri-layer environmental barrier coating was prepared on the surface of the SiC substrate by atmospheric plasma spraying using solid-state sintering Yb2Si2O7 feedstock. Scanning electron microscope （SEM），energy dispe
Externí odkaz:
https://doaj.org/article/dfa754f2b3fa4049abdc6cc9938757f6
Publikováno v:
Journal of Advanced Ceramics, Vol 13, Iss 7, Pp 976-986 (2024)
The lifetime of Si-based environmental barrier coatings (EBCs) is constrained by thermally grown SiO2 oxide layer (SiO2-TGO), which can cause premature cracking and spalling. To address this issue, a new approach for surface modification using alumin
Externí odkaz:
https://doaj.org/article/ca092fb9ed324fb5b7d9b2b74e966431
Publikováno v:
Journal of Advanced Ceramics, Vol 13, Iss 6, Pp 842-860 (2024)
In this research, a novel method for regulating components in RE2SiO5/RE2Si2O7 multiphase silicates was developed, combining the benefits of a suitable thermal expansion coefficient (CTE) and outstanding corrosion resistance against calcium–magnesi
Externí odkaz:
https://doaj.org/article/f9a6fdfb30fd4fad87ce0a177d7d6e00
Publikováno v:
Journal of Aeronautical Materials, Vol 44, Iss 3, Pp 82-94 (2024)
With the application of shrouds made of silicon carbide ceramic matrix composite（SiC-CMCs），the abradable coating technology suitable for SiC-CMCs is urgently needed. The four-layer structure of BSAS（Ba0.75Sr0.25Al2Si2O8）-polyester-based abr
Externí odkaz:
https://doaj.org/article/527daa6148b145d889fb10c9f4b2a436
Publikováno v:
Cailiao gongcheng, Vol 52, Iss 4, Pp 12-23 (2024)
With the continuous development of the aerospace field, the service conditions of high temperature structural components such as metal and carbon materials are increasingly harsh. The service life of high temperature structural components can be effe
Externí odkaz:
https://doaj.org/article/1bc55d79b83f4ce5a311e370d796ac4b