CV-18 Fujian/003 CATOBAR carrier thread

delft

Brigadier
This all depends on politics...funding...yard time...etc.

But, when the US wants to turn them out fast they can.

World War II is a good example...but you can find them with examples of the Nimitz class as well.

Several of them were laid down and launched in three years or less.

The Stennis was laid down and launched in 2 years and eight months. And that is an over 1100,000 ton nuclear carrier!

The same people are building the Ford class...and if they US Military and leadership decided they needed them faster, particularly now that they are closing in on completing the second one's construction, they could do similar things if they had to.

...in fact, if the US absoultely had to do it, they could start up another facility to build the,...since the 50s there just hasn;t been a need or reason to do so.

I doubt that the Chinese will be building two carriers at different places either...but time will tell/
How much would building a second production yard cost? How much would training the builders cost?
 

Intrepid

Major
The Chinese have a team to plan and build aircraft carriers. It consists of approximately 500 companies and the employees have an average age of under 40 years. Is everything somewhere here in the forum described.

You can do a change of location with the team - some believe it. You can divide the team into two shipyards - that is my expectation.
 

asif iqbal

Lieutenant General
Chinese carrier programme is only behind USN

I believe the programme has deep roots there is a methodical plan for the development

It does not stop at CV-16/17

This one is going all the way to 5/6th generation fighters CVN with UCAV
 

taxiya

Brigadier
Registered Member
The Chinese have a team to plan and build aircraft carriers. It consists of approximately 500 companies and the employees have an average age of under 40 years. Is everything somewhere here in the forum described.

You can do a change of location with the team - some believe it. You can divide the team into two shipyards - that is my expectation.
This is one of the reasons to suggest possible two yards. Both yards are SOEs, so there is only one owner, one boss. The state can order half of the engineers and skilled workers to relocate from Dalian to Shanghai in short notice. No big deal.

The other reason is the redundancy and backup plan for military and strategic critical facilities. This has been and will always be at the center of Chinese military consideration. The past example is the "三线建设"/"3rd line construction", every major military, scientific and manufacturing facility or capability must be replicated deep inside China. For example, on the military side XAC and CAC are spin-offs of SAC, on the civilian side, 西安交通大学(Xi'an Jiaotong University)and
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were one school before 1956. Today, 052D is being built at two yards etc. China will not put all the eggs in one basket, two yards with same capability and duplicated competence is a must, and it is time for Shanghai to do so with the knowledge transferring from Dalian.
 

latenlazy

Brigadier
An interesting question cropped up in a twitter discussion I was having. Supposedly 002 was going to be powered by steam turbines, which made a lot of sense given that it was supposed to use steam catapults. If it is now being redesigned for EMALS, does that also suggest a potential switch in the power plant?
 

delft

Brigadier
An interesting question cropped up in a twitter discussion I was having. Supposedly 002 was going to be powered by steam turbines, which made a lot of sense given that it was supposed to use steam catapults. If it is now being redesigned for EMALS, does that also suggest a potential switch in the power plant?
Large gas turbines could be chosen if reliable ones are available. But the steam plant for 002 was probably already being produced. And steam doesn't care if it is used to propel the ship or to generate electricity or to drive cats.
 

latenlazy

Brigadier
No.

Electricity plants also have steam turbines.

And whether a reactor or an oil-fueled boiler produces steam does not interest the generators.

Large gas turbines could be chosen if reliable ones are available. But the steam plant for 002 was probably already being produced. And steam doesn't care if it is used to propel the ship or to generate electricity or to drive cats.

I suppose, though there are probably space utilization and optimization implications which might be less ideal using a steam plant. Gas turbines are supposed to be more responsive in their power generation than boilers, which might be better for an electromagnetic launch system.
 
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Intrepid

Major
Gas turbines are supposed to be more responsive in their power generation than boilers, which might be better for an electromagnetic launch system.
The least rapid reaction probably has a nuclear drive. EMALS with nuclear steam generation already exists.

But what are we talking about, maybe Type 002 is built with gas turbines?
 

Hendrik_2000

Lieutenant General
The least rapid reaction probably has a nuclear drive. EMALS with nuclear steam generation already exists.

But what are we talking about, maybe Type 002 is built with gas turbines?

Too much risk to take I would say plus China doesn't yet has production model naval Gas Turbine in the range of 60-100 Mw
But they are working on it for sure Skywatcher has recent article on the subject
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China's making major progress with its aircraft carrier tech
Say hello to China's first catapult-equipped carrier.

By
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August 16, 2017

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TYPE 002 CARRIER

This fan-made computer-generated image of the Type 002 by artist Nishikasaizoukan shows the craft's key features like catapults, J-15B fighters, and fixed-wing airborne early warning and control (AEW&C) aircraft.

Xigexi

Though China launched its much-ballyhooed Type 001A aircraft carrier just a few months ago, the People's Liberation Army Navy is hardly resting on its laurels, instead making steady progress on technology for its second home-built carrier, the Type 002.

The Type 002 carrier, development for which is slated to wrap in 2020 or 2021, will be a 70,000-ton aircraft carrier with catapults designed to launch heavier aircraft.

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CGT-60F

The CGT-60F, seen here as a subscale model, is a class F turbine that can be used on warships like the Type 002 aircraft carrier.

And giant catapults aren't the only new tech in development. Pictured above, the CGT-60F is a heavy duty, F-class gas turbine (which typically have a power output of 170-230 megawatts) designed by Tsinghua University's Gas Turbine Research Center with the Dongfang Electric Group and Shanghai Electric Group. It's completely domestic design that exceeded expectations for cooling and temperature distribution—vital factors for large turbines. As such, the state-run China Daily suggested that the CGT-60F would be a suitable candidate to power a large warship, such as an aircraft carrier.
 
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