The Genesis and Evolution of the Boeing 737

The Inception of thet Boeing 737 Max Series

Emergence of Design Challenges

Original solution-The Mcas

What is Boeing 737 Max series.

Why this problem only appear on Max series.

Why Mcas system is so important for Max series.

How Mcas system works.

Why there is a basic logic problem on the design of Mcas system.

What's Boeing problem except the design on Mcas system.

Boeing 737 Max series. -Newest version of Boeing 737 family, made its first flight in January 2016.

LEAP engine. -A model of engine announced by Pratt Whitney in 2011, save 20% of fuel from last generation.

Airbus A320 Neo. -Boeing 737's biggest competitor, also powered by LEAP engine.

Mcas. -Maneuvering characteristic augmentation system, a system designed to prevent polit accidently put aircraft in stall situtation.

Angle of attack sensor. -Mcas' system information sources, reporting the angle between the dirction wind blow on aircraft.

Herkert, Joseph / Borenstein, Jason/ Miller, Keith. The Boeing 737 MAX: Lessons for Engineering Ethics. Springer Nature. 10 July 2020.  https://link.springer.com/article/10.1007/s11948-020-00252-y (Image use)

Gates, Dominic. FAA cautions airlines on maintenance of sensors that were key to 737 MAX crashes. 20 August, 2019. https://www.seattletimes.com/business/boeing-aerospace/faa-cautions-airlines-on-maintenance-of-sensors-that-were-key-to-737-max-crashes/ (Image use)

“波音的罪与罚，737MAX究竟升级了什么” YouTube, uploaded by 机坪夜话，11 February 2022, https://www.youtube.com/watch?v=hiqcWPVtlus (Information sources)

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