TA的每日心情 | 奋斗 2024-9-10 21:08 |
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晨枫 发表于 2019-3-17 16:16
; G" D5 Y3 }: x0 s2 o5 }. l赞!这就说得通了!但看来在low mach number的时候,也还是需要限制一下,但怎么在control authority不足 ...
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6 |9 n; t- m. f9 J上面那个Boeing insider的帖子只说后来决定低速时也要MCAS,没说为什么。昨晚WSJ关于司法部调查波音的新闻里有这么一段:4 M) Q* u- j" ]" F, y
, n. p7 I& T5 e) NBut as the engineering effort and flight tests progressed, according to industry and FAA officials familiar with the process, the Boeing team saw the same feature as a potentially important safety net for a different hazard highlighted in previous crashes: lower-altitude stalls in which startled pilots mistakenly pulled back on the controls and sometimes crashed aircraft. FAA officials also recognized the potential benefits and approved the system as part of the overall MAX approval.
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9 W: \- f( k5 G# R% a如果属实,纯属有些人聪明过头。这也解释了为什么fix要restrict authority, 突然间又不担心低速了 |
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