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Forum: Rotorheads

6th Apr 2020, 10:19

Replies: 115

Hanging one side low

Views: 26,772

Posted By Ascend Charlie

Oh jeez, I was talking when the teacher was...

Oh jeez, I was talking when the teacher was standing behind me. I'm in trouble now.

The CFS books, I think it was the AP3456A, had some glaring faults, as do the FAA helicopter instructional...

Forum: Rotorheads

5th Apr 2020, 19:14

Replies: 115

Hanging one side low

Views: 26,772

Posted By Ascend Charlie

Too true,Sassy, and you must use the Vu-Graph for...

Too true,Sassy, and you must use the Vu-Graph for the slides, turning it off before removing one slide and putting the next one on.

Forum: Rotorheads

25th Mar 2020, 02:07

Replies: 115

Hanging one side low

Views: 26,772

Posted By Ascend Charlie

Sassy, I thought that having b@lls of brass was a...

Sassy, I thought that having b@lls of brass was a requirement for army pilots?? Well, tin anyway...

Forum: Rotorheads

24th Mar 2020, 11:07

Replies: 115

Hanging one side low

Views: 26,772

Posted By Ascend Charlie

https://cimg5.ibsrv.net/gimg/pprune.org-vbulletin/...

https://cimg5.ibsrv.net/gimg/pprune.org-vbulletin/252x300/bkballs_862447f2345aca9ad66797d513aacf918fabb9e9.jpg
The subject is "hanging low", but the BK seems to have them both at the same level.

Forum: Rotorheads

23rd Mar 2020, 07:03

Replies: 115

Hanging one side low

Views: 26,772

Posted By Ascend Charlie

Interesting question, Herr Krebs. The...

Interesting question, Herr Krebs.

The left-rotation couple has the rotor hub at one end, and the tail rotor at the other - well above the CG. No idea where the axis would be.
The right-rotation...

Forum: Rotorheads

22nd Mar 2020, 19:16

Replies: 115

Hanging one side low

Views: 26,772

Posted By Ascend Charlie

When I said that we helicopter drivers are...

When I said that we helicopter drivers are "simple folk" I wasn't casting nasturtiums at Nick or John. I was referring to the way that things need to be simplified for students to understand them,...

Forum: Rotorheads

22nd Mar 2020, 11:38

Replies: 115

Hanging one side low

Views: 26,772

Posted By Ascend Charlie

Well, I also have a science degree with a major...

Well, I also have a science degree with a major in physics, but when dealing with helicopter pilots, I reduce things to the minimum to help understanding. They are simple folk, as you might be...

Forum: Rotorheads

21st Mar 2020, 22:31

Replies: 115

Hanging one side low

Views: 26,772

Posted By Ascend Charlie

Rotor thrust is acting from the hub, not the CG....

Rotor thrust is acting from the hub, not the CG. When the T/R thrust tilts the fuselage left, the CG is no longer under the hub, and a restoring moment is created. The 2 moments are continually...

Forum: Rotorheads

21st Mar 2020, 05:22

Replies: 115

Hanging one side low

Views: 26,772

Posted By Ascend Charlie

...but hang them left wing low...

...but hang them left wing low...

Forum: Rotorheads

20th Mar 2020, 23:22

Replies: 115

Hanging one side low

Views: 26,772

Posted By Ascend Charlie

You have two opposing Moments. The first is the...

You have two opposing Moments.
The first is the T/R thrust, acting to the right and lower than the rotor head, and the other half of the moment is the horizontal component of the main rotor thrust,...

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