Oto moja wizja convoy defendera zaproponowanego przez Peperona. Wszelkie uwagi mile widziane
convoy defender laid down 1934 (Engine 1936)
Displacement:
15 331 t light; 15 968 t standard; 17 946 t normal; 19 529 t full load
Dimensions: Length overall / water x beam x draught
612,79 ft / 593,04 ft x 75,13 ft x 26,90 ft (normal load)
186,78 m / 180,76 m x 22,90 m x 8,20 m
Armament:
6 - 10,00" / 254 mm guns (3x2 guns), 500,00lbs / 226,80kg shells, 1929 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority forward, 1 raised mount - superfiring
16 - 4,13" / 105 mm guns (8x2 guns), 35,32lbs / 16,02kg shells, 1930 Model
Dual purpose guns in deck mounts with hoists
on side, all amidships, 4 raised mounts - superfiring
2 - 4,13" / 105 mm guns (1x2 guns), 35,32lbs / 16,02kg shells, 1930 Model
Anti-aircraft guns in a deck mount with hoist
on centreline aft, all raised guns - superfiring
16 - 1,57" / 40,0 mm guns (4x4 guns), 1,95lbs / 0,88kg shells, 1936 Model
Anti-aircraft guns in deck mounts
on side, all amidships, all raised mounts - superfiring
20 - 0,79" / 20,0 mm guns (10x2 guns), 0,24lbs / 0,11kg shells, 1934 Model
Anti-aircraft guns in deck mounts
on side, all amidships, all raised mounts - superfiring
Weight of broadside 3 672 lbs / 1 665 kg
Shells per gun, main battery: 130
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 6,50" / 165 mm 403,31 ft / 122,93 m 17,19 ft / 5,24 m
Ends: Unarmoured
Main Belt covers 105% of normal length
Main belt does not fully cover magazines and engineering spaces
- Torpedo Bulkhead:
2,76" / 70 mm 403,31 ft / 122,93 m 20,73 ft / 6,32 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 7,99" / 203 mm 5,98" / 152 mm 7,99" / 203 mm
2nd: 1,46" / 37 mm 0,98" / 25 mm -
3rd: 1,46" / 37 mm 0,98" / 25 mm -
4th: 0,98" / 25 mm - -
5th: 0,98" / 25 mm - -
- Armour deck: 2,52" / 64 mm, Conning tower: 7,99" / 203 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 115 888 shp / 86 452 Kw = 31,30 kts
Range 10 000nm at 16,00 kts
Bunker at max displacement = 3 561 tons
Complement:
774 - 1 007
Cost:
£6,762 million / $27,046 million
Distribution of weights at normal displacement:
Armament: 459 tons, 2,6%
Armour: 5 242 tons, 29,2%
- Belts: 1 902 tons, 10,6%
- Torpedo bulkhead: 853 tons, 4,8%
- Armament: 954 tons, 5,3%
- Armour Deck: 1 415 tons, 7,9%
- Conning Tower: 118 tons, 0,7%
Machinery: 3 252 tons, 18,1%
Hull, fittings & equipment: 6 378 tons, 35,5%
Fuel, ammunition & stores: 2 616 tons, 14,6%
Miscellaneous weights: 0 tons, 0,0%
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
25 368 lbs / 11 507 Kg = 50,7 x 10,0 " / 254 mm shells or 3,9 torpedoes
Stability (Unstable if below 1.00): 1,16
Metacentric height 4,3 ft / 1,3 m
Roll period: 15,3 seconds
Steadiness - As gun platform (Average = 50 %): 50 %
- Recoil effect (Restricted arc if above 1.00): 0,45
Seaboat quality (Average = 1.00): 1,01
Hull form characteristics:
Hull has rise forward of midbreak
Block coefficient: 0,524
Length to Beam Ratio: 7,89 : 1
'Natural speed' for length: 24,35 kts
Power going to wave formation at top speed: 60 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 22,50 degrees
Stern overhang: 7,51 ft / 2,29 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 29,53 ft / 9,00 m
- Forecastle (21%): 25,43 ft / 7,75 m
- Mid (66%): 24,61 ft / 7,50 m (15,58 ft / 4,75 m aft of break)
- Quarterdeck (16%): 16,40 ft / 5,00 m
- Stern: 17,22 ft / 5,25 m
- Average freeboard: 22,51 ft / 6,86 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 107,7%
- Above water (accommodation/working, high = better): 167,7%
Waterplane Area: 30 350 Square feet or 2 820 Square metres
Displacement factor (Displacement / loading): 116%
Structure weight / hull surface area: 133 lbs/sq ft or 649 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,94
- Longitudinal: 1,74
- Overall: 1,00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent