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Forum: Rotorheads

23rd Mar 2004, 09:36

Replies: 1,505

Robinson R44

Views: 565,883

Posted By Isallobaric

Well, I was hoping someone might, actually :D ...

Well, I was hoping someone might, actually :D

Here's my idea:

A low-cost HUM system for an R22/R44 is technologically quite straightforward - just a DSP and a few accelerometers, with some...

Forum: Rotorheads

22nd Mar 2004, 15:45

Replies: 1,505

Robinson R44

Views: 565,883

Posted By Isallobaric

HUMS in an R44 ?

A question for helicopter designers and operators....

What sort of maintenance cost savings might be achieved with a HUM system on a light helicopter, if any ?

Clearly (I think) there would be...

Forum: Rotorheads

4th Mar 2004, 08:15

Replies: 17

Power required & translational lift

Views: 1,853

Posted By Isallobaric

Just got back...

Thanks to everyone for their comments (especially those that addressed the question :D ), and especially Nick Lappos. I'll read up on those references when I've had some sleep.

(And for those that...

Forum: Rotorheads

28th Feb 2004, 05:07

Replies: 17

Power required & translational lift

Views: 1,853

Posted By Isallobaric

IHL That's pretty much what I've been...

IHL

That's pretty much what I've been taught, and read in the textbooks. I think my question comes down to how quickly the transition process occurs.

What you've described seems a fairly...

Forum: Rotorheads

28th Feb 2004, 03:29

Replies: 17

Power required & translational lift

Views: 1,853

Posted By Isallobaric

Power required & translational lift

Here's a question that's puzzled me since my first transition.

All the curves I've seen for power required v. airspeed are smooth and continuous, with the only 'complication' being the difference...

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