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发表于 2012-5-2 10:19
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定远镇远
1914-battlecruiser-31, CHINA Battlecruiser laid down 1914
Displacement:
39,243 t light; 41,815 t standard; 44,975 t normal; 47,502 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(790.56 ft / 754.59 ft) x 98.43 ft (Bulges 111.55 ft) x (32.81 / 34.44 ft)
(240.96 m / 230.00 m) x 30.00 m (Bulges 34.00 m) x (10.00 / 10.50 m)
Armament:
8 - 15.98" / 406 mm 50.0 cal guns - 2,161.70lbs / 980.53kg shells, 150 per gun
Breech loading guns in turret on barbette mounts, 1914 Model
4 x Twin mounts on centreline ends, evenly spread
2 raised mounts - superfiring
16 - 5.12" / 130 mm 50.0 cal guns - 70.97lbs / 32.19kg shells, 350 per gun
Quick firing guns in casemate mounts, 1914 Model
16 x 2-gun mounts on sides, evenly spread
6 - 3.46" / 88.0 mm 60.0 cal guns - 22.77lbs / 10.33kg shells, 150 per gun
Anti-air guns in deck mounts, 1914 Model
6 x Quad mounts on centreline, evenly spread
Weight of broadside 18,566 lbs / 8,421 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 15.0" / 380 mm 488.19 ft / 148.80 m 18.47 ft / 5.63 m
Ends: Unarmoured
Main Belt covers 100% of normal length
- Torpedo Bulkhead - Additional damage containing bulkheads:
3.94" / 100 mm 488.19 ft / 148.80 m 32.25 ft / 9.83 m
Beam between torpedo bulkheads 65.62 ft / 20.00 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 16.5" / 420 mm 12.0" / 305 mm 16.5" / 420 mm
2nd: 6.00" / 152 mm 6.00" / 152 mm 5.98" / 152 mm
3rd: 0.50" / 13 mm - -
- Armoured deck - multiple decks:
For and Aft decks: 3.94" / 100 mm
Forecastle: 0.98" / 25 mm Quarter deck: 3.94" / 100 mm
- Conning towers: Forward 15.75" / 400 mm, Aft 0.00" / 0 mm
Machinery:
Coal and oil fired boilers, steam turbines,
Electric cruising motors plus geared drives, 4 shafts, 86,154 shp / 64,271 Kw = 26.00 kts
Range 8,000nm at 12.00 kts
Bunker at max displacement = 5,687 tons (100% coal)
Complement:
1,543 - 2,007
Cost:
£4.766 million / $19.063 million
Distribution of weights at normal displacement:
Armament: 3,364 tons, 7.5%
- Guns: 3,364 tons, 7.5%
Armour: 16,652 tons, 37.0%
- Belts: 5,750 tons, 12.8%
- Torpedo bulkhead: 2,293 tons, 5.1%
- Armament: 4,510 tons, 10.0%
- Armour Deck: 3,669 tons, 8.2%
- Conning Tower: 429 tons, 1.0%
Machinery: 3,651 tons, 8.1%
Hull, fittings & equipment: 15,476 tons, 34.4%
Fuel, ammunition & stores: 5,732 tons, 12.7%
Miscellaneous weights: 100 tons, 0.2%
- Hull below water: 100 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
59,622 lbs / 27,044 Kg = 29.2 x 16.0 " / 406 mm shells or 11.6 torpedoes
Stability (Unstable if below 1.00): 1.10
Metacentric height 5.8 ft / 1.8 m
Roll period: 19.4 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.57
Seaboat quality (Average = 1.00): 1.21
Hull form characteristics:
Hull has a flush deck,
an extended bulbous bow and small transom stern
Block coefficient (normal/deep): 0.570 / 0.573
Length to Beam Ratio: 6.76 : 1
'Natural speed' for length: 29.89 kts
Power going to wave formation at top speed: 47 %
Trim (Max stability = 0, Max steadiness = 100): 58
Bow angle (Positive = bow angles forward): 42.00 degrees
Stern overhang: 8.76 ft / 2.67 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 22.00%, 30.22 ft / 9.21 m, 21.46 ft / 6.54 m
- Forward deck: 28.00%, 21.46 ft / 6.54 m, 18.41 ft / 5.61 m
- Aft deck: 32.00%, 18.41 ft / 5.61 m, 19.06 ft / 5.81 m
- Quarter deck: 18.00%, 19.06 ft / 5.81 m, 19.23 ft / 5.86 m
- Average freeboard: 20.51 ft / 6.25 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 98.6%
- Above water (accommodation/working, high = better): 128.9%
Waterplane Area: 54,132 Square feet or 5,029 Square metres
Displacement factor (Displacement / loading): 108%
Structure weight / hull surface area: 213 lbs/sq ft or 1,038 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.99
- Longitudinal: 1.12
- Overall: 1.00
Adequate machinery, storage, compartmentation space
Excellent accommodation and workspace room
Ship has slow, easy roll, a good, steady gun platform
Good seaboat, rides out heavy weather easily
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