I found myself thinking back in the National Air & Space Museum recently. Firstly, because a friend announced that she had just visited it and secondly because yesterday we oversaw reciprocating engines at the class of the theoretical course for the private pilot licence.
The class itself was not telling nothing completely new, but it reminded me that I had a video of a demo of a radial engine recorded last year at the NASM in Dulles. I filmed it in order to upload it at some point… here it is:
For those not initiated, you may find how reciprocating engines work here, and more specifically how radial reciprocating engines work here.
I’ll never get tired of praising the Smithsonian institution.