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Forum: Tech Log

1st Jul 2015, 04:08

Replies: 30

Turboprop, turbofan, propfan

Views: 10,432

Posted By tdracer

There is a small efficiency loss as you add...

There is a small efficiency loss as you add blades to prop (basically losses due to interference with the wake from the leading blade) but we're not talking big numbers here. The main difference...

Forum: Tech Log

1st Jul 2015, 03:10

Replies: 30

Turboprop, turbofan, propfan

Views: 10,432

Posted By tdracer

Seiran This might make things a bit...

Seiran

This might make things a bit clearer as to the design compromises involved:

To a first approximation, propellers are a constant 'power' device (it doesn't much matter the source of...

Forum: Tech Log

30th Jun 2015, 13:46

Replies: 30

Turboprop, turbofan, propfan

Views: 10,432

Posted By tdracer

Previously discussed here: ...

Previously discussed here:

http://www.pprune.org/tech-log/556515-basic-turboprop-vs-turbofan-q.html

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