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Search: Posts Made By: Dave Jackson
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Forum: Rotorheads
12th Aug 2001, 23:16
Replies: 180
Views: 45,472
Posted By Dave Jackson

Post Heedm said; ~ I wouldn't say it proves I'm right,...

Heedm said; ~ I wouldn't say it proves I'm right, but it does support what I've said. It may be fluke that that one set of data worked out so closely.

It might be interesting to put the algorithms...
Forum: Rotorheads
11th Aug 2001, 23:53
Replies: 180
Views: 45,472
Posted By Dave Jackson

Post heedm What exactly did you think about me,...

heedm

What exactly did you think about me, Dave?

Only good things. You postings portray a person who can give and take a joke.

Interesting information on the unicopter site.

Thanks. ...
Forum: Rotorheads
11th Aug 2001, 09:05
Replies: 180
Views: 45,472
Posted By Dave Jackson

Red face heedm Please forgive me for all the things I...

heedm

Please forgive me for all the things I thought about you.

Looks like you're right.

The amount of rotor tip that will result from the creation of a moment on a teetering rotor disk...
Forum: Rotorheads
9th Aug 2001, 22:22
Replies: 180
Views: 45,472
Posted By Dave Jackson

Question "One might be led to think that at point A the...

"One might be led to think that at point A the blades are at their lowest flapping point they would also be at their lowest pitch. And that at point B where they are at their highest flapping, they...
Forum: Rotorheads
9th Aug 2001, 04:57
Replies: 180
Views: 45,472
Posted By Dave Jackson

Thumbs up Lu; The gentleman who wrote the article on...

Lu;

The gentleman who wrote the article on the Cheyenne is Doug Marker. Doug appears to be the marketing point man for the CarterCopter. He would probable take great interest in the comparisons...
Forum: Rotorheads
7th Aug 2001, 07:02
Replies: 180
Views: 45,472
Posted By Dave Jackson

Post ShyTorque: >One thing that occurred to me...

ShyTorque:

>One thing that occurred to me earlier is that a "rigid" rotor is not actually completely rigid in the literal sense <
Agreed. My description was not expressed clearly enough. The...
Forum: Rotorheads
6th Aug 2001, 12:07
Replies: 180
Views: 45,472
Posted By Dave Jackson

Post Lu; Thanks for the information on the...

Lu;

Thanks for the information on the Cheyenne rotor. The following web page, by Doug Marker, may also be of interest. It describes some of what you said and adds some of its own.
...
Forum: Rotorheads
6th Aug 2001, 02:55
Replies: 180
Views: 45,472
Posted By Dave Jackson

Talking Nick; Thanks for your elaboration of the...

Nick;

Thanks for your elaboration of the teetering rotor
and your mention of Rotary-Wing Aerodynamics.
You just came up with tonight's reading.

It's surprising what one can learn from a...
Forum: Rotorheads
5th Aug 2001, 07:23
Replies: 180
Views: 45,472
Posted By Dave Jackson

Post To: tgrendl and Shy Torque tgrendl wrote; ...

To: tgrendl and Shy Torque

tgrendl wrote;

>If the blade on the left reached the point of maximum pitch at the exact 90 degree mark wouldn't that force developed take some amount of time to...
Forum: Rotorheads
4th Aug 2001, 22:07
Replies: 180
Views: 45,472
Posted By Dave Jackson

Post To: vorticey No I didn't see your post. ...

To: vorticey

No I didn't see your post.

A number of interesting posts were 'wiped out'; just when the thread was trying to come to a clearer understanding about one small component of rotor...
Forum: Rotorheads
4th Aug 2001, 22:04
Replies: 180
Views: 45,472
Posted By Dave Jackson

Post To: ShyTorque A very easy to understand...

To: ShyTorque

A very easy to understand description.

The following is a nit-picking comment and a continuation of your story;

You may wish to slightly modify the following sentence by...
Forum: Rotorheads
4th Aug 2001, 03:15
Replies: 180
Views: 45,472
Posted By Dave Jackson

Post Helicopter Dynamics: Gyroscopic Precession

Only for those with a perversion for the technical.

In some not-so-distant thread, an attempt was made to show that gyroscopic precession is not a factor in the activities of a helicopter's rotor....
Showing results 1 to 12 of 12


 
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