Ger/CS/1905, Germany CL laid down 1906 (Engine 1908) Displacement: 2,256 t light; 2,319 t standard; 2,480 t normal; 2,609 t full load Dimensions: Length overall / water x beam x draught 377.76 ft / 375.00 ft x 37.00 ft x 13.00 ft (normal load) 115.14 m / 114.30 m x 11.28 m x 3.96 m Armament: 5 - 4.00" / 102 mm guns (3 mounts), 32.00lbs / 14.51kg shells, 1906 Model Quick firing guns in deck mounts on centreline ends, majority forward, all raised mounts - superfiring Weight of broadside 160 lbs / 73 kg Shells per gun, main battery: 150 2 - 21.0" / 533.4 mm above water torpedoes Machinery: Oil fired boilers, steam turbines, Direct drive, 2 shafts, 43,533 shp / 32,476 Kw = 32.00 kts Range 2,500nm at 12.00 kts Bunker at max displacement = 290 tons Complement: 175 - 228 Cost: £0.322 million / $1.289 million Distribution of weights at normal displacement: Armament: 20 tons, 0.8 % Machinery: 1,618 tons, 65.2 % Hull, fittings & equipment: 618 tons, 24.9 % Fuel, ammunition & stores: 224 tons, 9.0 % Miscellaneous weights: 0 tons, 0.0 % Overall survivability and seakeeping ability: Survivability (Non-critical penetrating hits needed to sink ship): 509 lbs / 231 Kg = 15.9 x 4.0 " / 102 mm shells or 0.3 torpedoes Stability (Unstable if below 1.00): 1.60 Metacentric height 2.5 ft / 0.8 m Roll period: 9.9 seconds Steadiness - As gun platform (Average = 50 %): 76 % - Recoil effect (Restricted arc if above 1.00): 0.11 Seaboat quality (Average = 1.00): 1.31 Hull form characteristics: Hull has rise forward of midbreak Block coefficient: 0.481 Length to Beam Ratio: 10.14 : 1 'Natural speed' for length: 19.36 kts Power going to wave formation at top speed: 66 % Trim (Max stability = 0, Max steadiness = 100): 58 Bow angle (Positive = bow angles forward): 3.00 degrees Stern overhang: 1.50 ft / 0.46 m Freeboard (% = measuring location as a percentage of overall length): - Stem: 24.00 ft / 7.32 m - Forecastle (20 %): 23.00 ft / 7.01 m - Mid (33 %): 22.00 ft / 6.71 m (14.00 ft / 4.27 m aft of break) - Quarterdeck (15 %): 14.00 ft / 4.27 m - Stern: 15.00 ft / 4.57 m - Average freeboard: 17.06 ft / 5.20 m Ship space, strength and comments: Space - Hull below water (magazines/engines, low = better): 216.4 % - Above water (accommodation/working, high = better): 139.9 % Waterplane Area: 9,090 Square feet or 844 Square metres Displacement factor (Displacement / loading): 54 % Structure weight / hull surface area: 33 lbs/sq ft or 162 Kg/sq metre Hull strength (Relative): - Cross-sectional: 0.50 - Longitudinal: 2.00 - Overall: 0.58 Hull space for machinery, storage, compartmentation is extremely poor Room for accommodation and workspaces is excellent Ship has slow, easy roll, a good, steady gun platform Good seaboat, rides out heavy weather easily
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Sunday, January 02, 2005
I just ran my Ger/CS/1905 Design in SpringSharp
I had to make some compromises, but overall I was happy enough with the result. It seemed like I needed to reduce the beam and increase the length to make SpringSharp "happy".
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