You are not logged in.

1

Friday, February 15th 2008, 9:49pm

Light Cruisers

[SIZE=3]Cruisers/Krajtser:[/SIZE]

Danube-class Light Cruiser
- Danube (K-1 / CL-1)
- Maritsa (K-2 / CL-2)

Stara Zagora-class Training Cruiser
- Stara Zagora (UK-1 / TC-1)

[SIZE=3]Summary:[/SIZE]
Bulgaria currently fields two light cruisers of the Danube-class, and one older light cruiser currently being used as a training vessel.

This post has been edited 2 times, last edit by "Brockpaine" (Aug 5th 2008, 5:46am)


2

Sunday, February 17th 2008, 5:49am


Image by thesmilingassassin and modified by Brockpaine.

Danube, Bulgarian Light Cruiser laid down 1935
(As simmed by Hrolf Hakonson)

Displacement:
6,943 t light; 7,223 t standard; 7,873 t normal; 8,393 t full load

Dimensions: Length overall / water x beam x draught
565.43 ft / 557.74 ft x 59.06 ft x 16.73 ft (normal load)
172.34 m / 170.00 m x 18.00 m x 5.10 m

Armament:
9 - 5.91" / 150 mm guns (3x3 guns), 102.98lbs / 46.71kg shells, 1928 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority forward, 1 raised mount - superfiring
2 - 3.46" / 88.0 mm guns (1x2 guns), 20.79lbs / 9.43kg shells, 1930 Model
Dual purpose guns in deck mount
on centreline aft, all raised guns - superfiring
8 - 3.46" / 88.0 mm guns (4x2 guns), 20.79lbs / 9.43kg shells, 1930 Model
Dual purpose guns in deck mounts
on side, evenly spread
8 - 1.46" / 37.0 mm guns (4x2 guns), 1.55lbs / 0.70kg shells, 1930 Model
Anti-aircraft guns in deck mounts
on side, evenly spread
8 - 0.79" / 20.0 mm guns (4x2 guns), 0.24lbs / 0.11kg shells, 1930 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 1,149 lbs / 521 kg
Shells per gun, main battery: 180
16 - 21.0" / 533 mm above water torpedoes

Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 3.94" / 100 mm 356.96 ft / 108.80 m 9.22 ft / 2.81 m
Ends: Unarmoured
Main Belt covers 98 % of normal length

- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 4.72" / 120 mm 2.76" / 70 mm 3.94" / 100 mm
2nd: 1.57" / 40 mm 0.79" / 20 mm -
3rd: 1.57" / 40 mm 0.79" / 20 mm -
4th: 0.79" / 20 mm 0.39" / 10 mm -
5th: 0.39" / 10 mm - -

- Armour deck: 1.57" / 40 mm, Conning tower: 3.94" / 100 mm

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 65,091 shp / 48,558 Kw = 32.00 kts
Range 6,000nm at 15.00 kts
Bunker at max displacement = 1,170 tons

Complement:
417 - 543

Cost:
£2.676 million / $10.702 million

Distribution of weights at normal displacement:
Armament: 144 tons, 1.8 %
Armour: 1,521 tons, 19.3 %
- Belts: 543 tons, 6.9 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 279 tons, 3.5 %
- Armour Deck: 665 tons, 8.4 %
- Conning Tower: 34 tons, 0.4 %
Machinery: 1,972 tons, 25.1 %
Hull, fittings & equipment: 3,196 tons, 40.6 %
Fuel, ammunition & stores: 930 tons, 11.8 %
Miscellaneous weights: 110 tons, 1.4 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
10,902 lbs / 4,945 Kg = 105.9 x 5.9 " / 150 mm shells or 1.5 torpedoes
Stability (Unstable if below 1.00): 1.25
Metacentric height 3.4 ft / 1.0 m
Roll period: 13.4 seconds
Steadiness - As gun platform (Average = 50 %): 50 %
- Recoil effect (Restricted arc if above 1.00): 0.25
Seaboat quality (Average = 1.00): 1.00

Hull form characteristics:
Hull has raised forecastle
and transom stern
Block coefficient: 0.500
Length to Beam Ratio: 9.44 : 1
'Natural speed' for length: 27.07 kts
Power going to wave formation at top speed: 58 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 15.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 28.71 ft / 8.75 m
- Forecastle (21 %): 21.33 ft / 6.50 m (17.22 ft / 5.25 m aft of break)
- Mid (60 %): 17.22 ft / 5.25 m
- Quarterdeck (15 %): 17.22 ft / 5.25 m
- Stern: 17.22 ft / 5.25 m
- Average freeboard: 18.71 ft / 5.70 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 97.6 %
- Above water (accommodation/working, high = better): 119.5 %
Waterplane Area: 22,822 Square feet or 2,120 Square metres
Displacement factor (Displacement / loading): 117 %
Structure weight / hull surface area: 94 lbs/sq ft or 460 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.97
- Longitudinal: 1.25
- Overall: 1.00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is adequate

Breakdown of Miscellaneous Weights:
- 30 tons for catapult
- 50 tons for aircraft
- 30 tons reserved for future growth

Ships in Class:
- Danube (K-1 / CL-1)
- Maritsa (K-2 / CL-2)

This post has been edited 1 times, last edit by "Brockpaine" (Apr 10th 2008, 7:42am)


3

Sunday, February 17th 2008, 6:00am

[SIZE=3]Stara Zagora, Bulgarian (Ex-German, ex-Philippine) Training Cruiser laid down 1902 (Engine 1927)[/SIZE]

Displacement:
3,349 t light; 3,456 t standard; 3,651 t normal; 3,807 t full load

Dimensions: Length overall / water x beam x draught
364.50 ft / 364.50 ft x 43.64 ft x 18.18 ft (normal load)
111.10 m / 111.10 m x 13.30 m x 5.54 m

Armament:
4 - 4.13" / 105 mm guns in single mounts, 35.32lbs / 16.02kg shells, 1902 Model
Breech loading guns in deck mounts with hoists
on centreline ends, evenly spread
6 - 4.13" / 105 mm guns in single mounts, 35.32lbs / 16.02kg shells, 1902 Model
Breech loading guns in casemate mounts
on side, all amidships
6 guns in hull casemates - Limited use in heavy seas
Weight of broadside 353 lbs / 160 kg
Shells per gun, main battery: 150
2 - 17.7" / 450 mm submerged torpedo tubes

Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 3.94" / 100 mm 236.93 ft / 72.22 m 7.93 ft / 2.42 m
Ends: 1.97" / 50 mm 127.56 ft / 38.88 m 7.93 ft / 2.42 m
Upper: 2.95" / 75 mm 236.93 ft / 72.22 m 8.00 ft / 2.44 m
Main Belt covers 100 % of normal length

- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 2.95" / 75 mm 0.98" / 25 mm 1.18" / 30 mm
2nd: 1.97" / 50 mm - -

- Armour deck: 1.97" / 50 mm, Conning tower: 5.91" / 150 mm

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 15,367 shp / 11,464 Kw = 23.30 kts
Range 4,270nm at 12.00 kts
Bunker at max displacement = 351 tons

Complement:
234 - 305

Cost:
£0.222 million / $0.889 million

Distribution of weights at normal displacement:
Armament: 44 tons, 1.2 %
Armour: 1,066 tons, 29.2 %
- Belts: 621 tons, 17.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 47 tons, 1.3 %
- Armour Deck: 367 tons, 10.1 %
- Conning Tower: 30 tons, 0.8 %
Machinery: 485 tons, 13.3 %
Hull, fittings & equipment: 1,554 tons, 42.6 %
Fuel, ammunition & stores: 302 tons, 8.3 %
Miscellaneous weights: 200 tons, 5.5 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
7,017 lbs / 3,183 Kg = 198.7 x 4.1 " / 105 mm shells or 1.8 torpedoes
Stability (Unstable if below 1.00): 1.09
Metacentric height 1.7 ft / 0.5 m
Roll period: 14.0 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.19
Seaboat quality (Average = 1.00): 1.81

Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.442
Length to Beam Ratio: 8.35 : 1
'Natural speed' for length: 19.09 kts
Power going to wave formation at top speed: 52 %
Trim (Max stability = 0, Max steadiness = 100): 39
Bow angle (Positive = bow angles forward): -20.00 degrees
Stern overhang: -22.97 ft / -7.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22.97 ft / 7.00 m
- Forecastle (20 %): 16.40 ft / 5.00 m
- Mid (50 %): 16.40 ft / 5.00 m
- Quarterdeck (15 %): 16.40 ft / 5.00 m
- Stern: 16.40 ft / 5.00 m
- Average freeboard: 16.93 ft / 5.16 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 62.4 %
- Above water (accommodation/working, high = better): 134.6 %
Waterplane Area: 10,080 Square feet or 936 Square metres
Displacement factor (Displacement / loading): 141 %
Structure weight / hull surface area: 81 lbs/sq ft or 398 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.13
- Longitudinal: 3.66
- Overall: 1.27
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent
Ship has slow, easy roll, a good, steady gun platform
Excellent seaboat, comfortable, can fire her guns in the heaviest weather

Ships in Class:
- Stara Zagora (ex SMS Hamburg)

This post has been edited 1 times, last edit by "Brockpaine" (Jul 27th 2008, 9:05pm)