3 ms·

So a question to the more math savvy of readers, how much air is the engines in the video moving? I did not find mention of it but I wonder what temperature and

• jcims 8y ago
  You're looking for the 'air mass flow' specification. For the Trent XWB in the article it's just shy of 1500kg/sec. https://en.wikipedia.org/wiki/Rolls-Royce_Trent_XWB https://en.wikipedia.org/wiki/Rolls-Royce_Trent_XWB Keep in mind that the bulk of that mass does not go through the turbine engine itself (aka the core), it's moved by the large fan that's visible at the front of the cowling. The ratio of that vs what goes through the core to support combustion is called the bypass ratio...which will vary somewhat widely based on application. Lots of great info in the Wikipedia article. https://en.wikipedia.org/wiki/Turbofan https://en.wikipedia.org/wiki/Turbofan