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Forum: Tech Log

22nd Sep 2017, 17:04

Replies: 49

Speed vs Turbulence

Views: 14,691

Posted By Sidestick_n_Rudder

See the diagram of maneuver envelope AND gust...

See the diagram of maneuver envelope AND gust envelope:
http://www.pilotfriend.com/FARS/6/1.jpg

As you can see, the load for vertical gust is linear with speed, whereas the maneuver loads are...

Forum: Tech Log

19th Sep 2017, 07:29

Replies: 49

Speed vs Turbulence

Views: 14,691

Posted By Sidestick_n_Rudder

Yeah, but if you slow down from Ma 0.82 to Ma...

Yeah, but if you slow down from Ma 0.82 to Ma 0.8, you change the speed by what - 5 kts? How's that supposed to make a difference?

Forum: Tech Log

16th Sep 2017, 17:52

Replies: 49

Speed vs Turbulence

Views: 14,691

Posted By Sidestick_n_Rudder

Depends on what kind of airplane you are talking...

Depends on what kind of airplane you are talking about. In a jet transport in cruise altitude reducing speed by 25% would get you into the low speed buffet/stall region.

Horizontal gusts don't...

Forum: Tech Log

16th Sep 2017, 17:05

Replies: 49

Speed vs Turbulence

Views: 14,691

Posted By Sidestick_n_Rudder

The g loads from vertical gusts are linear with...

The g loads from vertical gusts are linear with speed IIRC, so reduce speed by 25% - reduce effect of turbulence by 25%.

However, you can't reduce your speed by 25% in a jet transport In cruise...

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