航空發(fā)動(dòng)機(jī)葉片熱障涂層技術(shù)aircraft_enginer_tbc_benchmark-展示頁
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【正文】 gbp ?Refurbishment: to 1M gbp 19 / Confidential/ 5/30/2022 Mat paraamp。 C a n n a d a ) EBPVD , P l a s m a s p r a yU S A P R A X A I R S . T . T e c h , I N C . EBPVDU S A C h r o m a l l o y N o . 1 ~ 5 , 6 ( UK ) EBPVDG e r m a n y S u l z e r M e t c o I n c . P l a s m a s p r a yI n d u s tr i a lB e i j i n g B I A M B J I n s t o f A e r o Ma t E B P V D p r o c e s sB e i j i n g B U A A B J U n i v o f A v i a t i o n amp。 s i m u l a t i o nA c a d e m i cU S A G E A i r c r a f t E n g i n e EBPVD , P l a s m a s p r a yUK R o l l s R o y c e ( E n g l a n d ) EBPVD , P l a s m a s p r a yU S A P r a t amp。m Material Technique TBC top coat Thermally insulating Low k, high CTE, porous morphology 100~ 400 YSZ APS, EBPVD TGO Oxidation resistance Dense alumina 110 Al2O3 Bond Coat Aluminide, Solid adhesion, transition Gradient layer, Phase stability 50100 NiAl PtAl MCrAlY CVD,PackCem Plating, CVD VPS,HVOF,EB ? Rupture: CTE mismatch, sharp thermal gradient, thermomechanical cycling ? Delamination: TGO, degradation of bond coating, ? Incipient crack nucleateamp。 TGO (Al2O3) TBC (8YSZ) ?Evaluation Criteria: Thermal cycling test Microstructure * Adhesive strength, Oxidation resistance, Phase stability, Thickness homogeneity, Cost estimation 6 / Confidential/ 5/30/2022 TBC System Temperature vs. Lifetime 7 / Confidential/ 5/30/2022 TBC Structure amp。1 / Confidential/ 5/30/2022 Tech
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