航空發(fā)動(dòng)機(jī)葉片熱障涂層技術(shù)aircraft_enginer_tbc_benchmark(已修改)
2025-05-14 02:58 本頁(yè)面
【正文】 1 / Confidential/ 5/30/2022 Tech Benchmark Turbine Blades Coating High Temp Protective Coating tech for SX Turbine Blades 2 / Confidential/ 5/30/2022 Operating Condition of Turbine Blades Journey through a jet engine Fan LPC HPC HPT LPT 3 / Confidential/ 5/30/2022 Data for Turbine Blades ?High Temperature: ~1400oC ?High Pressure: ~40atm ?High Rotating Speed: ~11,000rpm ?Centrifugal force, airflow impact and vibration ?Oxidation and erosion ?Thermal Mechanical Cycling HPT blade lifetime: ?Currently: 16,000 hours (2~3years) ?Expected: 30,000+ hours Rough estimate of cost: ?A set of blades for HPT: gbp ?Refurbishment: to 1M gbp 4 / Confidential/ 5/30/2022 Outline ? Project Charter (N Blocker) ? TBC System ? Current Tech – Technologies – Applications ? Key Players ? Our Approaches ? Appendix 5 / Confidential/ 5/30/2022 Project Background Develop costeffective aluminide and TBC coating on Ni based alloys ?Customer MQTD, Avaiation ?Project Objective: High quality amp。 cost effective coating process ?Operating condition: Stage 1 Turbine Blades (HPT) ?Substrate: Nibase Superalloy/SX (N5) ?Coating: Bond Coat (NiAl, MCrAlY, PtAl) amp。 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 T
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