SAE AIR 1939A-2021

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Carl 2024-09-07 86 3.19MB 43 页 20星币

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For more information on this standard, visit

https://www.sae.org/standards/content/AIR1939A/

AEROSPACE

INFORMATION REPORT

AIR1939™

REV. A

Issued 1986-12

Stabilized 2021-09

Superseding AIR1939

Aircraft Engine Life Cycle Cost Guide

RATIONALE

The LCLS committee discussed AIR1939 and has decided that the best course of action is stabilization.

STABILIZED NOTICE

This document has been declared “Stabilized” by the SAE LCLS Life Cycle Logistics Supportability Committee and will no

longer be subjected to periodic reviews for currency. Users are responsible for verifying references and continued suitability

of technical requirements. Newer technology may exist.

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摘要：

SAE AIR 1939A-2021 是由国际自动机工程师学会（SAE）发布的最新修订版航空航天信息报告，专注于航空燃气涡轮发动机的空中推力测定方法。该标准为20世纪90年代以来行业广泛采用的“空中推力法”提供了系统化的评估框架、计算模型与试验验证指南，适用于飞机在真实飞行环境中对发动机推力的精确估算。相比前一版本，SAE AIR 1939A-2021 更新了数据采集技术、引用了更先进的空气动力学模型，并强化了对高涵道比涡扇发动机和现代航电系统的适配性。该规范对于发动机性能认证、飞行测试分析、燃

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SAE AIR 1939A-2021

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