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SoloAD — Russian cruiser Aleksandr Nevskii

Published: 2012-03-04 20:33:14 +0000 UTC; Views: 7097; Favourites: 42; Downloads: 144
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Description Александр Невский (Aleksandr Nevskii), Russia Cruiser laid down 1929

Displacement:
8 381 t light; 8 733 t standard; 10 926 t normal; 12 681 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(616,39 ft / 596,59 ft) x 55,84 ft x (21,46 / 24,07 ft)
(187,87 m / 181,84 m) x 17,02 m x (6,54 / 7,34 m)

Armament:
6 - 6,00" / 152 mm 50,0 cal guns - 114,33lbs / 51,86kg shells, 200 per gun
Breech loading guns in turret on barbette mounts, 1929 Model
3 x 2-gun mounts on centreline ends, majority aft
8 - 4,00" / 102 mm 60,0 cal guns - 35,05lbs / 15,90kg shells, 300 per gun
Anti-air guns in deck mounts, 1929 Model
8 x Single mounts on sides, evenly spread
4 - 1,57" / 40,0 mm 89,0 cal guns - 2,26lbs / 1,02kg shells, 2 000 per gun
Auto rapid fire guns in deck mounts, 1929 Model
4 x Single mounts on sides, evenly spread
4 raised mounts
Weight of broadside 975 lbs / 442 kg
Main Torpedoes
6 - 21,0" / 533 mm, 19,69 ft / 6,00 m torpedoes - 1,319 t each, 7,911 t total
In 2 sets of deck mounted side rotating tubes

Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 1,97" / 50 mm 415,75 ft / 126,72 m 13,29 ft / 4,05 m
Ends: Unarmoured
Main Belt covers 107% of normal length

- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 3,00" / 76 mm 3,00" / 76 mm 3,00" / 76 mm

- Armoured deck - single deck:
For and Aft decks: 1,18" / 30 mm

- Conning towers: Forward 2,95" / 75 mm, Aft 0,00" / 0 mm

Machinery:
Oil fired boilers, steam turbines, plus diesel motors,
Geared drive, 2 shafts, 100 000 shp / 74 600 Kw = 33,50 kts
Range 10 500nm at 18,00 kts
Bunker at max displacement = 3 948 tons

Complement:
533 - 694

Cost:
£3,258 million / $13,033 million

Distribution of weights at normal displacement:
Armament: 308 tons, 2,8%
- Guns: 292 tons, 2,7%
- Weapons: 16 tons, 0,1%
Armour: 1 080 tons, 9,9%
- Belts: 440 tons, 4,0%
- Armament: 190 tons, 1,7%
- Armour Deck: 418 tons, 3,8%
- Conning Tower: 31 tons, 0,3%
Machinery: 3 071 tons, 28,1%
Hull, fittings & equipment: 3 922 tons, 35,9%
Fuel, ammunition & stores: 2 545 tons, 23,3%
Miscellaneous weights: 0 tons, 0,0%

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
14 641 lbs / 6 641 Kg = 135,6 x 6,0 " / 152 mm shells or 1,5 torpedoes
Stability (Unstable if below 1.00): 1,19
Metacentric height 2,9 ft / 0,9 m
Roll period: 13,8 seconds
Steadiness - As gun platform (Average = 50 %): 74 %
- Recoil effect (Restricted arc if above 1.00): 0,35
Seaboat quality (Average = 1.00): 1,55

Hull form characteristics:
Hull has rise forward of midbreak,
a normal bow and small transom stern
Block coefficient (normal/deep): 0,535 / 0,553
Length to Beam Ratio: 10,68 : 1
'Natural speed' for length: 26,08 kts
Power going to wave formation at top speed: 59 %
Trim (Max stability = 0, Max steadiness = 100): 48
Bow angle (Positive = bow angles forward): 18,00 degrees
Stern overhang: 9,84 ft / 3,00 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 20,90%, 30,64 ft / 9,34 m, 27,92 ft / 8,51 m
- Forward deck: 29,60%, 27,92 ft / 8,51 m, 27,92 ft / 8,51 m
- Aft deck: 34,50%, 20,01 ft / 6,10 m, 20,01 ft / 6,10 m
- Quarter deck: 15,00%, 20,01 ft / 6,10 m, 20,01 ft / 6,10 m
- Average freeboard: 24,23 ft / 7,39 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 99,9%
- Above water (accommodation/working, high = better): 195,3%
Waterplane Area: 23 486 Square feet or 2 182 Square metres
Displacement factor (Displacement / loading): 135%
Structure weight / hull surface area: 91 lbs/sq ft or 446 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,91
- Longitudinal: 2,41
- Overall: 1,00
Adequate machinery, storage, compartmentation space
Excellent accommodation and workspace room
Ship has slow, easy roll, a good, steady gun platform
Excellent seaboat, comfortable, can fire her guns in the heaviest weather

More info: solo-ad.livejournal.com/1622.h…
Related content
Comments: 8

Carrier2 [2017-09-24 20:53:30 +0000 UTC]

I have a few questions.

On the freeboard stats, what does each part indicate? (%, ft/m, ft/m)

What is the metacentric height?

What does the recoil effect actually effect?

How did you come up with all these calculations?

👍: 0 ⏩: 1

SoloAD In reply to Carrier2 [2017-10-01 16:34:35 +0000 UTC]

It's Springsharp calculations: www.springsharp.com/

👍: 0 ⏩: 0

Carrier2 [2016-07-30 06:44:20 +0000 UTC]

How many planes does this ship carry?

👍: 0 ⏩: 1

SoloAD In reply to Carrier2 [2016-07-30 12:06:08 +0000 UTC]

Four planes in hangar and one plane on catapult.

👍: 0 ⏩: 0

123er33 [2016-04-13 10:30:58 +0000 UTC]

Что это????)

👍: 0 ⏩: 1

SoloAD In reply to 123er33 [2016-04-13 10:45:55 +0000 UTC]

Крейсер для одной моей альтернативы

👍: 0 ⏩: 1

123er33 In reply to SoloAD [2016-04-14 09:51:44 +0000 UTC]

Понятно...Это авиа рейдер штоле? И пояс покрывающий 107 % длины - это как? 

👍: 0 ⏩: 1

SoloAD In reply to 123er33 [2016-04-15 04:15:57 +0000 UTC]

Авиационное вооружение тут не особо развитое, поэтому авиарейдером его назвать сложно.
Расчёты производились в Спрингшарпе, в котором за 100% принимается длина основных отсеков с механизмами и погребами. Если длина больше 100%, то все важные части корабля прикрыты с запасом. 

👍: 0 ⏩: 0