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Which begs two questions (if you don't mind):- Why didn't this technology find an application?- What are the benefits of a single large fan over multiple smaller lift-fans?- How does one ensure smooth airflow into the top of a lift fan at varying speeds (might be part of the problem)?I was always fascinated by this tech as a kid (well, mainly shrouded helicopter blades)
Which begs two questions (if you don't mind):
- Why didn't this technology find an application?
- What are the benefits of a single large fan over multiple smaller lift-fans?
- How does one ensure smooth airflow into the top of a lift fan at varying speeds (might be part of the problem)?
I was always fascinated by this tech as a kid (well, mainly shrouded helicopter blades)
