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1

Wednesday, January 16th 2008, 2:18am

1938 carrier group flagship/escort

Like Admiral Altfelter said, Russia will soon have a large number of surplus 305mm/52 naval rifles and turrets. Russia also has a fair number of aircraft carriers, which will be formed into Carrier Groups of 3-5 CVs, each accompanied by 2 AA cruisers and a destroyer flotilla, if available. The mission of the ship below is:

To protect carrier groups from large cruisers.

Provide additional air defense for carrier groups

Provide facilities for controlling air battles.

Enter ship name, Russian Carrier Group Escort laid down 1938

Displacement:
23,057 t light; 24,570 t standard; 27,910 t normal; 30,581 t full load

Dimensions: Length overall / water x beam x draught
720.60 ft / 708.66 ft x 82.02 ft (Bulges 88.58 ft) x 29.53 ft (normal load)
219.64 m / 216.00 m x 25.00 m (Bulges 27.00 m) x 9.00 m

Armament:
9 - 12.01" / 305 mm guns (3x3 guns), 1,038.38lbs / 471.00kg shells, 1938 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority forward, 1 raised mount - superfiring
3 - 5.12" / 130 mm guns (1x3 guns), 79.37lbs / 36.00kg shells, 1938 Model
Anti-aircraft guns in a deck mount with hoist
on side aft, all raised guns
18 - 5.12" / 130 mm guns (6x3 guns), 79.37lbs / 36.00kg shells, 1938 Model
Anti-aircraft guns in deck mounts with hoists
on side, evenly spread, 2 raised mounts
48 - 1.46" / 37.0 mm guns (12x4 guns), 1.55lbs / 0.70kg shells, 1938 Model
Anti-aircraft guns in deck mounts with hoists
on side, evenly spread, 4 raised mounts
8 - 0.55" / 14.0 mm guns (4x2 guns), 0.08lbs / 0.04kg shells, 1938 Model
Machine guns in deck mounts
on side, evenly spread
Weight of broadside 11,087 lbs / 5,029 kg
Shells per gun, main battery: 150

Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 9.45" / 240 mm 411.91 ft / 125.55 m 13.12 ft / 4.00 m
Ends: Unarmoured
Main Belt covers 89 % of normal length

- Torpedo Bulkhead and Bulges:
1.57" / 40 mm 411.91 ft / 125.55 m 29.53 ft / 9.00 m

- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 11.8" / 300 mm 7.87" / 200 mm 9.84" / 250 mm
2nd: 0.98" / 25 mm 0.20" / 5 mm -
3rd: 0.98" / 25 mm 0.20" / 5 mm -
4th: 0.98" / 25 mm 0.20" / 5 mm -

- Armour deck: 3.94" / 100 mm, Conning tower: 9.84" / 250 mm

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 103,173 shp / 76,967 Kw = 30.00 kts
Range 10,800nm at 18.00 kts
Bunker at max displacement = 6,011 tons

Complement:
1,079 - 1,403

Cost:
£12.266 million / $49.065 million

Distribution of weights at normal displacement:
Armament: 1,159 tons, 4.2 %
Armour: 7,917 tons, 28.4 %
- Belts: 2,201 tons, 7.9 %
- Torpedo bulkhead: 709 tons, 2.5 %
- Armament: 1,804 tons, 6.5 %
- Armour Deck: 3,009 tons, 10.8 %
- Conning Tower: 195 tons, 0.7 %
Machinery: 2,825 tons, 10.1 %
Hull, fittings & equipment: 10,830 tons, 38.8 %
Fuel, ammunition & stores: 4,853 tons, 17.4 %
Miscellaneous weights: 325 tons, 1.2 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
41,058 lbs / 18,624 Kg = 47.4 x 12.0 " / 305 mm shells or 6.4 torpedoes
Stability (Unstable if below 1.00): 1.16
Metacentric height 4.9 ft / 1.5 m
Roll period: 16.8 seconds
Steadiness - As gun platform (Average = 50 %): 50 %
- Recoil effect (Restricted arc if above 1.00): 0.63
Seaboat quality (Average = 1.00): 1.11

Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.527
Length to Beam Ratio: 8.00 : 1
'Natural speed' for length: 30.83 kts
Power going to wave formation at top speed: 53 %
Trim (Max stability = 0, Max steadiness = 100): 45
Bow angle (Positive = bow angles forward): 20.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 32.81 ft / 10.00 m
- Forecastle (20 %): 24.61 ft / 7.50 m
- Mid (50 %): 24.61 ft / 7.50 m (16.40 ft / 5.00 m aft of break)
- Quarterdeck (15 %): 16.40 ft / 5.00 m
- Stern: 17.06 ft / 5.20 m
- Average freeboard: 21.21 ft / 6.47 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 89.4 %
- Above water (accommodation/working, high = better): 147.2 %
Waterplane Area: 41,313 Square feet or 3,838 Square metres
Displacement factor (Displacement / loading): 120 %
Structure weight / hull surface area: 173 lbs/sq ft or 846 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.96
- Longitudinal: 1.38
- Overall: 1.00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent

Semiautomatic twin 130mm HA mounts simmed as triples

Surface search radar - 20 tons
Air search radar - 20 tons
Air defense fire control radar - 20 tons
Combat information center - 250 tons


So, is she just what a carrier group needs, or a waste of 23,000 tons and a thousand sailors?

My mind changes on that question daily ;)

This post has been edited 2 times, last edit by "AdmKuznetsov" (Jan 16th 2008, 2:20am)


2

Wednesday, January 16th 2008, 2:40am

Isn't it a bit too slow to escort carriers? I haven't looked at the Russian carriers to be sure, but 30 knots seems slow for the role..... Given that Russia already has some large cruisers under construction or in service, I'm not sure you need this design.

This post has been edited 1 times, last edit by "Hrolf Hakonson" (Jan 16th 2008, 2:41am)


3

Wednesday, January 16th 2008, 6:25am

Tiny nit

If they're surplus guns, wouldn't they be built before 1938?

4

Wednesday, January 16th 2008, 7:01am

Quoted

Originally posted by ShinRa_Inc
Tiny nit

If they're surplus guns, wouldn't they be built before 1938?


Good point. What about new liners and breach mechanisms, would that make them like new?

5

Wednesday, January 16th 2008, 1:42pm

Present Russian carriers...

go 30-31 knots, but might get a bit faster in the future. And carriers go full speed only a tiny fraction of the time.

The Sviatoslavs and Makarovs have a very different role, due to their close resemblance to Petr Velikis and Soyuz nerushimy class battleships.

6

Wednesday, January 16th 2008, 2:38pm

Interesting a lot of nations are planning the same. India is planning to build something similar to accompany the Val, but smaller in size. It will be closer to the South African Radiance class and an enlarged Vadadora cruiser.

This post has been edited 1 times, last edit by "perdedor99" (Jan 16th 2008, 2:50pm)


HoOmAn

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7

Wednesday, January 16th 2008, 3:33pm

Well, a Russian ALASKA-class then.... ;o)

The design fits well into the series of light BCs or raider-killers build all over the world. I think it´s a bit early to think of carrier groups and specialist carrier escorts as the doctrines behind should not be available in WesWorld yet. I think OTL experience is mixed with the SIM but otherwise it´s a neat design.

8

Wednesday, January 16th 2008, 4:12pm

Russian thinking

Well, the pages of "Morskoi Mysl" (Naval Thought ) burn with contraversy on how to protect carrier aviation from the large cruisers increasingly infesting the WesWorld. Some say "Make carriers smaller, cheaper, and easier to replace, and then disperse them, so if the force loses a couple, the mission will still be accomplished!" Others reply "But training naval aviators is expensive and takes a long time, so we must group carriers for mutual protection and provide a heavy escort!"

The Russian Naval Staff are far from resolving this question.

9

Friday, January 18th 2008, 12:06am

It occurred to me...

that an AA escort needs lots of AAA.

So the draft is a bit deeper, and stability a bit less. But lotsa FlAK...

Enter ship name, Russian Carrier Group Escort laid down 1938

Displacement:
23,481 t light; 25,105 t standard; 28,514 t normal; 31,242 t full load

Dimensions: Length overall / water x beam x draught
720.60 ft / 708.66 ft x 82.02 ft (Bulges 88.58 ft) x 30.28 ft (normal load)
219.64 m / 216.00 m x 25.00 m (Bulges 27.00 m) x 9.23 m

Armament:
9 - 12.01" / 305 mm guns (3x3 guns), 1,038.38lbs / 471.00kg shells, 1938 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority forward, 1 raised mount - superfiring
3 - 5.12" / 130 mm guns (1x3 guns), 79.37lbs / 36.00kg shells, 1938 Model
Anti-aircraft guns in a deck mount with hoist
on side aft, all raised guns
30 - 5.12" / 130 mm guns (10x3 guns), 79.37lbs / 36.00kg shells, 1938 Model
Anti-aircraft guns in deck mounts with hoists
on side, evenly spread, 4 raised mounts
64 - 1.46" / 37.0 mm guns (16x4 guns), 1.55lbs / 0.70kg shells, 1938 Model
Anti-aircraft guns in deck mounts with hoists
on side, evenly spread, 6 raised mounts
16 - 0.55" / 14.0 mm guns (8x2 guns), 0.08lbs / 0.04kg shells, 1938 Model
Machine guns in deck mounts
on side, evenly spread, 4 raised mounts
Weight of broadside 12,065 lbs / 5,473 kg
Shells per gun, main battery: 150

Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 9.45" / 240 mm 423.56 ft / 129.10 m 13.12 ft / 4.00 m
Ends: Unarmoured
Main Belt covers 92 % of normal length

- Torpedo Bulkhead and Bulges:
1.57" / 40 mm 423.56 ft / 129.10 m 29.53 ft / 9.00 m

- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 11.8" / 300 mm 7.87" / 200 mm 9.84" / 250 mm
2nd: 0.98" / 25 mm 0.20" / 5 mm -
3rd: 0.98" / 25 mm 0.20" / 5 mm -
4th: 0.98" / 25 mm 0.20" / 5 mm -

- Armour deck: 3.94" / 100 mm, Conning tower: 9.84" / 250 mm

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 104,377 shp / 77,865 Kw = 30.00 kts
Range 10,900nm at 18.00 kts
Bunker at max displacement = 6,137 tons

Complement:
1,096 - 1,426

Cost:
£12.867 million / $51.468 million

Distribution of weights at normal displacement:
Armament: 1,263 tons, 4.4 %
Armour: 8,004 tons, 28.1 %
- Belts: 2,251 tons, 7.9 %
- Torpedo bulkhead: 729 tons, 2.6 %
- Armament: 1,823 tons, 6.4 %
- Armour Deck: 3,003 tons, 10.5 %
- Conning Tower: 198 tons, 0.7 %
Machinery: 2,858 tons, 10.0 %
Hull, fittings & equipment: 11,006 tons, 38.6 %
Fuel, ammunition & stores: 5,034 tons, 17.7 %
Miscellaneous weights: 350 tons, 1.2 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
39,745 lbs / 18,028 Kg = 45.9 x 12.0 " / 305 mm shells or 6.1 torpedoes
Stability (Unstable if below 1.00): 1.15
Metacentric height 4.8 ft / 1.5 m
Roll period: 17.0 seconds
Steadiness - As gun platform (Average = 50 %): 50 %
- Recoil effect (Restricted arc if above 1.00): 0.68
Seaboat quality (Average = 1.00): 1.11

Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.525
Length to Beam Ratio: 8.00 : 1
'Natural speed' for length: 30.84 kts
Power going to wave formation at top speed: 53 %
Trim (Max stability = 0, Max steadiness = 100): 45
Bow angle (Positive = bow angles forward): 20.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 32.81 ft / 10.00 m
- Forecastle (25 %): 24.61 ft / 7.50 m
- Mid (50 %): 24.61 ft / 7.50 m (16.40 ft / 5.00 m aft of break)
- Quarterdeck (15 %): 16.40 ft / 5.00 m
- Stern: 17.39 ft / 5.30 m
- Average freeboard: 21.41 ft / 6.52 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 91.9 %
- Above water (accommodation/working, high = better): 141.9 %
Waterplane Area: 41,234 Square feet or 3,831 Square metres
Displacement factor (Displacement / loading): 118 %
Structure weight / hull surface area: 175 lbs/sq ft or 854 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.96
- Longitudinal: 1.41
- Overall: 1.00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent

Semiautomatic twin 130mm HA mounts simmed as triples

Surface search radar - 20 tons
Air search radar - 20 tons
Air defense fire control radar - 20 tons
Combat information center - 250 tons
Misc weight - 40 tons

HoOmAn

Keeper of the Sacred Block Coefficient

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10

Friday, January 18th 2008, 11:26am

*rofl*