62 knots… Boggles the mind.:eek: May I know why is it that pretty much all military vessles are still limited to around 30 knots top speed? I can see many tactical uses for being able to go faster, in particular it’d be helpful for anti-smuggling/piracy ops.
The US Navy’s Littoral Combat Ships can get up to around 45 knots, but they have a semi-planing hull, which isn’t ideal for deepwater cruising, and they probably burn enormous amounts of fuel to reach and sustain those speeds.
IMHO, the more sensible concept is to regard naval vessels as ‘mother ships’, that can launch fast RHIBs and/or helicopters as required. That seems to be the way it’s working out in the anti-piracy effort off the coast of Somalia.
Baz,
Again mate you are looking no further than an individual aircrafts’ performance and thinking that is the extent of the capability. It is a wholly inaccurate assessment of what this is about.
If we want to have Fleet Carriers and police the worlds oceans then what you, and so many others here, are advocating is right. We would need CATOBAR, we’d need Hawkeye and wholly dedicated Fleet Air Arm airframes and pilots to operate them. If we had a requirement to perform that kind of operation we would have to have the defence budget commensurate with it.
We dont have that defence budget though. We have more pressing requirements of the defence budget we do have than to perform sea control over wide and uncontested tracts of ocean – which is what you all seem so intent on setting us up for!. We need to recaptialise the whole frigate fleet soon, we need to try and find money for Astute-8, we need investment in CEC, UAV’s, additional satellite bandwidth to bring our net-centricity and fleet ISTAR potential up to date.
Carrier Strike with CVF/STOVL is intended to, in peacetime, support a ‘golf-bag’ airgroup of perhaps a single dozen-airframe squadron of fastjets, plus Merlins, Chinooks, Apache’s and UAV’s supporting a comprhensive expeditionary EMF. Its role is to provide a fully organic, rapid-deployment capability for dealing with the multiple low-intensity threats that occur in routine peacetime conditions like Operation Palliser or Operation Highbrow. The ships STOVL airgroup allows for non deck-rated squadrons to rapidly deploy to the ship to have the vessel operating as a 100-sortie-a-day strike carrier within the length of time it takes to stage the squadrons to the ship and land ashore all those units unnecessary to the new tasking…..
But do you need a 70,000 ton carrier for that? Seems like a ship half the size or less would do.
Hopefully the Defence Review will look at the five ‘formation reconnaissance regiments’ – basically excuses to keep the old toffee-nosed cavalry regiments in existence – and decide that most of them are superfluous. And the Household Division could be returned to brigade size.
I still have to wonder what payload you expect to take up in the air with a skijump-launched SeaGripen… Maybe I missed it, but to accelerate sufficiently in order not to sink into the sea immediately after take off with a heavily loaded aircraft, you’ll need a lot of thrust, lot more than a single F-414 can provide.
Now, the Su-33 with something like 25tons of thrust can take off from a carrier only lightly loaded meaning it has to keep his thrust/weight ratio >1.
the F-414 in the SeaGripen would provide about 10t of thrust. if the same rule applies (t/w >1) you won’t have much load onboard.
the gripen Ng is supposed to weigh 7.1t, a seagripen, with reinforced airfram would weigh a bit more… that would give you, what? 2-2.5t to play with? put some fuel inside so tanks don’t immediately run dry when you light the AB for take off and you don’t have any margin for weapons left.
make it catapult launched aorcraft, and it comes to play with the hornet and the rafale, which is not the same league anymore
Saab says the Sea Gripen is intended for both CATOBAR and STOBAR operations. “There will obviously be differences in the MTOW (Maximum Take-Off Weight). In a CATOBAR concept, the Sea Gripen will have a MTOW of 16,500 kilograms and a maximum landing weight of 11,500 kilograms. In a STOBAR concept it depends on the physics of the carrier. Roughly, the payload of fuel and weapons in STOBAR operations will be one-third less than the payload in CATOBAR operations. There will be no differences in ‘bring-back’ capability,” according to Peter Nilsson, Gripen’s Vice President of Operational Capabilities.
The problem at the moment as regards naval aviation is that the F-35B is the only non-catapult fighter option, apart from an Su-33 or a MiG-29K. But as we all know, the F-35 is very expensive and way over-specced for most customers. If as Saab claim, the Gripen only needs an arrestor hook, a higher sink rate, strengthened fuselage, maybe strengthened undercarriage, and general anti-corrosion marinisation, to become the Sea Gripen, and that this development would only cost 1 -2 billion kronor (approx. £100-200 million, the cost of a couple of F-35Bs), then it seems like a very good option.
From the UK’s point of view, the new carriers would only need the installation of arrestor wires, not the much more complex and expensive catapults. The Gripen is more of a multi-role fighter than the F-35, which is a glorified bomb truck. Bear in mind that for most navies, flying CAPs is one of the main reasons for having shipborne fighters. Gripen is also half the weight, much cheaper to buy, and much much cheaper to operate.
There is clearly a global market for a naval Harrier replacement, and potentially a cheap alternative to the F-35B could also entice other countries to make the move to naval aviation. The Sea Gripen seems to be well-placed to meet this market demand.
A further delay would probably suit the US Govt. They just can’t afford this sort of defence expenditure anymore, same as the UK and most other Western countries.
mines, submarines, anti-ship missiles from land, sea and air, fast attack boats… If it’s a big valuable ship, bringing it within 100km of the coast just makes a big valuable target.
Sort of, but not really. Domestic politics would favor a US built aircraft of the same type and class before buying a foreign built airframe of similar capability that is not already in US service. But for now, the COIN turboprop is in limbo because the USAF has backed away from funding it – the fighter mafia doesn’t like the idea of programs competing for acquisition funds needed for the F-35. I’d like to see the Army (Navy/Marines) take on the program – it’s their guys who are doing the fighting and dying.
Agreed, but like I said, the Navy can’t get the money, the Air Force fighter jocks don’t want them, and the Air Force would fight tooth and nail to stop the Army taking on what it sees as its job. Meanwhile, like you say, it the boots on the ground that do the fighting and dying. 😡
Also:
Should be corrected to “All budgets have pressure, unless you are the budget for the Department for International Development. I don’t think there’s anything particularly unique about the Ministry of Defence, but for sure we need to increase International Aid.”
Would be funny if it was a joke.
Unfortunately, it is deadly serious.
And besides, the damn contraceptive will never be used anyway, and will only give Priests and Popes and samaritans a chance to remind us all that contraceptives are Evil.
So while the defence of the realm is underfunded and robbed, the Aid budget can grow a neat 2.3 billions (roughly the cost of HMS Queen Elizabeth, the “unaffordable” carrier vessel)All cheer the priority of government for defence of the realm!
Don’t worry, the British Government will probably insist that Uganda buys only British contraceptives, so really it’s just the same as building the carriers, it’s all about keeping jobs in Britain, doesn’t matter whether it’s carriers or condoms….. :rolleyes:
I don’t think so.
A super Tucano is too slow to be quickly on station and lack the punch and psychological impact of a true figher. If a super Tucano was really adapted after a decade of CAS there already exist a serious request for this type of aircarft to to the job.
Attack helicopters are more efficient in this role and are complementary with fighter jets.The F15E which is not really a lightweight fighter is doing most of the strike role in Astan. That is a big indication.
The Tornado is an exellent strike platform (I am just speaking of the aircarft, not systems of course) and exept for the first day war situation it will outperform the F35 and especially the B version.
Just like I am really wondering how can the F35 replace the A10.
So while the F35 is clearly ahead on the paper (more modern) I fear that the actual perception by the troop requesting support will not reflect the difference of modernity. In the end the aircarft that can remain above the longer with a the more punch will be prefered
The only reason the Super Tucano is not on test in Afghanistan now is US pork-barrel politics: a request for funding from the Navy was blocked by the Senator for Kansas, where Hawker Beechcraft are based. (They are developing the AT-6B in competition to the Super Tucano.)
The F35 will be a very capable aircraft and an exellent addition for the RAF.
My only concern for the RAF is that I fear that the F35B will be a bit short legged compared to the Tornado it replaces.
If you live aside the rare first day war scenario I feel that The tornado was a more performant platform (living aside avionics) to do the bulck of the bombing work (bigger, faster, more robust). It is good to think about very techological intensive scenarios but one should not forget the dayli strike missions like in Astan or over iraq.
The “daily strike missions” over Afghanistan could be handled by Super Tucanos. The vast majority of those flights don’t do any “striking” at all.
Hope this isn’t a silly question, but if CVF was equipped with the Type 45’s Sapmson radar and Aster VLS, could it dispense with the need for an air-defence destroyer?
If only the UK had listened to the French way back when they insisted on the need for a carrier version of the Eurofighter…….:diablo:
You don’t have to sink it, just damage it so it can’t fulfil its mission. War will be over by the time it’s repaired.
Maybe they should get half-a-dozen of these:
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Total cost would be less than the cost of one MRA4.