PPRuNe Forums - Search Results

Search: Posts Made By: Engines

Showing results 1 to 6 of 6
Search took 0.00 seconds.

Forum: Military Aviation

29th Apr 2014, 15:31

Replies: 71

F35 to display in the UK this year.

Views: 22,355

Posted By Engines

LO (and others) The main issues, in my view,...

LO (and others)

The main issues, in my view, with a separate lift engine were these:

1. A separate jet lift engine had to use hot air to develop thrust - that's inherently less efficient than...

Forum: Military Aviation

29th Apr 2014, 10:22

Replies: 71

F35 to display in the UK this year.

Views: 22,355

Posted By Engines

Madbob, Good question on the ski jump...

Madbob,

Good question on the ski jump landing gear loads - perhaps I can help.

The landing gear layouts on the Harrier and the F-35 are fundamentally different, especially in the nose leg area....

Forum: Military Aviation

26th Apr 2014, 22:39

Replies: 71

F35 to display in the UK this year.

Views: 22,355

Posted By Engines

F35 to display in the UK this year.

LR and others

Yes, the lift fan is fixed and the vane box can deflect the thrust forward of the vertical. Used to help decelerate the aircraft to the hover as well as other things.

LR, in...

Forum: Military Aviation

25th Apr 2014, 17:18

Replies: 71

F35 to display in the UK this year.

Views: 22,355

Posted By Engines

Guys, Just thought it might be helpful if I...

Guys,

Just thought it might be helpful if I made a further post on this STOVL ski jump stuff.

LO is quite right in that the powered lift system on the F-35B can't vector all the thrust aft like...

Forum: Military Aviation

25th Apr 2014, 12:13

Replies: 71

F35 to display in the UK this year.

Views: 22,355

Posted By Engines

LR and others, Perhaps this post might help...

LR and others,

Perhaps this post might help sort out fact from invective on ski jump stuff.

Ski jumps can be used by both conventional and powered lift (STOVL) aircraft. In both cases, they...

Forum: Military Aviation

23rd Apr 2014, 21:11

Replies: 71

F35 to display in the UK this year.

Views: 22,355

Posted By Engines

F35 to display in the UK this year.

LR,

What White Ovies said IS true, not 'May be true'.

F-35B has a firm requirement to be able to carry out a ski jump launch. As a result it's been designed to do that. The Pax ramp has been...

Showing results 1 to 6 of 6