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3
votes
1answer
283 views

How does propellers' pitch change during the use of reverse thrust in turboprop/propfan propelled planes?

Which way do proplellers turn during the use of reverse thrust in turboprop/propfan propelled planes: A) Do the leading and trailing edges of propellers remain the same or... B) Do the propellers ...
2
votes
3answers
312 views

Why is the first turbine in a turboprop (or turboshaft) connected to the compressor?

Typically the first turbine after the combustion chamber drives the compressor as shown in this picture. (wikimedia.org) This first turbine spins the fastest and harvests the most energy from the ...
9
votes
2answers
665 views

Why were turbojets the first kind of turbo-engines, instead of turboprops?

During WW2, the first jet engines appeared en mass in combat aircraft. Britain and Germany made the first ones. But why were turbojets first? Why not turboprops, which are easier since the turbo-...
2
votes
1answer
647 views

Is the Cirrus SR22T a turbo-prop? Or does in just have a turbocharger?

Is the Cirrus SR22T a turbo-prop? Or does in just have a turbocharger like in a car?
6
votes
1answer
3k views

What is the purpose of a reverse-flow orientation for turbo-prop aircraft?

If I decide to utilize a PT6 (ignoring for now the cornucopia of variants) as the turbine engine I will be using on my newly designed turbo-prop aircraft, do I then decide how I will orient the engine ...