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#1
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There is a secondary intake aft of the lift fan "barn door" intake for the F135 engine that is opened for the vertical flight regime.
They are now calling the barn door a chevy 57 like convertible roof. The lift fan duct geometry has necessited a great amount of rework since the old straight design. It's now like some kind a S-shape although not really making a "S" ![]() The shaft transmitting the power from the F135 to the lift fan is a masterpiece of engineering. I thought at the time that it was polygonal due to high torque transmitted and the difficult transient regime (sry don't hve the right word in English in mind) but it's not. It seems to be a fairly classical circular geo with planetary gears and a constantly cooled clutch that would make shy any engineer aboard the Star Treck Enterprise. Regarding the skin thickness I think you are right Herbs107. But keep in mind that teh cicilian industry is also converting to carbon skins. It's an all new world for the maintenance and the guys ard there would hve to work with new methodologies (robotics ?). Thx for sharing this nice vid Regarding UK choice for teh F35, I won't be surprised if in a decade the politics revert the move back from CToL to VTOL. We alrdy hve seen that with the F4 Last edited by TomcatViP; 01-18-2012 at 02:43 PM. |
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#2
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that's what I don't get: all that refined engineering for an aircraft meant for war, which costs a bomb not only to buy, but to maintain as well, and frankly not that insanely revolutionary
![]() EDIT: well, it's not that I don't actually get it, but I find it a ridiculous speculation for something that can be so easily destroyed and won't have much longevity anyway.. |
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#3
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Quote:
p.s. F4? p.p.s. even more annoying was that we bought all our harriers from the US in the first place
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Intel Q9550 @3.3ghz(OC), Asus rampage extreme MOBO, Nvidia GTX470 1.2Gb Vram, 8Gb DDR3 Ram, Win 7 64bit ultimate edition |
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#4
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Well if you are looking back at FAA past 40 years, the usage of a small carrier force was well theorized and efficiently put at work. Today Italy, Spain, India, Russia has gained from that "heritage".
Bigger carrier need to work in dual, with a wider backup crew force and logistic. I fear that the move to bigger unit will lower the force effectiveness. I am not a pro VTOL but we hev seen in France that a single large unit does not provide as much deterrence as two smaller (and older). There is a strategical capacity loss despite all the top tech hardware that give a short tactical advantage. If the carrier were build in a series such as it was envisioned at the beginning, the price gain would hve make a two carrier force possible and sustanaible. Now i'ts not. Hve a look to our flat top and how rusty it looks alrdy. F4 stands for F4 Phantom K (with spey eng ) Last edited by TomcatViP; 01-18-2012 at 02:37 PM. |
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#5
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nice reading about the after war RN carrier 'drama'
http://navy-matters.beedall.com/cva01.htm |
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#6
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Quote:
__________________
Intel Q9550 @3.3ghz(OC), Asus rampage extreme MOBO, Nvidia GTX470 1.2Gb Vram, 8Gb DDR3 Ram, Win 7 64bit ultimate edition |
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#7
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#8
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Pretty impressive piece of engineering right there!
Good video quality as well, beautiful to see |
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#9
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Nice video thanks for sharing.
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