T/CSAA 12-2021 Guidelines for Static Strength, Vibration, and Life Analysis of High Pressure Air Blisks for Civil Blended-Flow Engines

Scope

Scope: This document provides guidance on the analysis basis, analysis requirements, and analysis report requirements for the static strength, vibration, and lifetime analysis of the stator blades of high-pressure compressors in civil large-bypass turbofan engines. This document is applicable to the analysis of the static strength, vibration, and lifetime of stator blades in high-pressure compressors of civil large-bypass turbofan engines; the structural form, load environment, and analysis methods of the inlet guide vanes of high-pressure compressors can be referenced for use. Main technical content: 4. Analysis basis and criteria 4.1 Analysis basis 4.2 Analysis criteria 5. Analysis process 5.1 Coordinate system definition 5.2 Establishment of finite element model 5.3 Finite element calculation 5.4 Static strength analysis 5.5 Vibration analysis 5.6 Lifetime analysis 6. Analysis report 6.1 Content of the analysis report 6.2 Drafting of the analysis report elements

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