Concept once developed for France (maddox), but entirely new and just for fun.
SMS Graf Zeppelin, Germany Airship Carrier laid down 1912
Displacement:
25.593 t light; 26.419 t standard; 30.618 t normal; 33.977 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(885,83 ft / 872,70 ft) x 98,43 ft x (23,62 / 25,62 ft)
(270,00 m / 266,00 m) x 30,00 m x (7,20 / 7,81 m)
Armament:
2 - 5,91" / 150 mm 45,0 cal guns - 99,21lbs / 45,00kg shells, 150 per gun
Breech loading guns in deck and hoist mounts, 1912 Model
2 x Single mounts on sides, forward deck forward
24 - 4,13" / 105 mm 45,0 cal guns - 33,07lbs / 15,00kg shells, 250 per gun
Quick firing guns in casemate mounts, 1912 Model
24 x Single mounts on sides, evenly spread
24 hull mounts in casemates- Limited use in heavy seas
10 - 3,46" / 88,0 mm 45,0 cal guns - 19,84lbs / 9,00kg shells, 400 per gun
Quick firing guns in deck mounts, 1912 Model
10 x Single mounts on sides, evenly spread
10 raised mounts
16 - 3,46" / 88,0 mm 40,0 cal guns - 17,64lbs / 8,00kg shells, 250 per gun
Anti-air guns in deck mounts, 1912 Model
8 x Twin mounts on sides, evenly spread
8 double raised mounts
4 - 1,46" / 37,0 mm 20,0 cal guns - 1,10lbs / 0,50kg shells, 1.500 per gun
Auto rapid fire guns in deck mounts, 1912 Model
4 x Single mounts on sides, aft deck aft
Weight of broadside 1.477 lbs / 670 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 1,97" / 50 mm 523,62 ft / 159,60 m 19,69 ft / 6,00 m
Ends: 1,57" / 40 mm 349,05 ft / 106,39 m 11,91 ft / 3,63 m
Upper: 1,18" / 30 mm 523,62 ft / 159,60 m 32,81 ft / 10,00 m
Main Belt covers 92% of normal length
Main Belt inclined 30,00 degrees (positive = in)
- Torpedo Bulkhead - Additional damage containing bulkheads:
1,18" / 30 mm 523,62 ft / 159,60 m 29,53 ft / 9,00 m
Beam between torpedo bulkheads 65,62 ft / 20,00 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 3,15" / 80 mm 0,79" / 20 mm 1,97" / 50 mm
2nd: 1,97" / 50 mm - 1,18" / 30 mm
3rd: 1,18" / 30 mm - -
- Armoured deck - single deck:
For and Aft decks: 1,18" / 30 mm
Forecastle: 0,79" / 20 mm Quarter deck: 1,18" / 30 mm
- Conning towers: Forward 1,97" / 50 mm, Aft 1,18" / 30 mm
Machinery:
Coal and oil fired boilers, complex reciprocating steam engines,
Direct drive, 4 shafts, 80.000 ihp / 59.680 Kw = 27,00 kts
Range 7.000nm at 16,00 kts
Bunker at max displacement = 7.558 tons (70% coal)
Complement:
1.156 - 1.504
Cost:
£1,701 million / $6,805 million
Distribution of weights at normal displacement:
Armament: 291 tons, 1,0%
- Guns: 291 tons, 1,0%
Armour: 4.097 tons, 13,4%
- Belts: 1.955 tons, 6,4%
- Torpedo bulkhead: 676 tons, 2,2%
- Armament: 132 tons, 0,4%
- Armour Deck: 1.268 tons, 4,1%
- Conning Towers: 66 tons, 0,2%
Machinery: 5.144 tons, 16,8%
Hull, fittings & equipment: 15.182 tons, 49,6%
Fuel, ammunition & stores: 5.025 tons, 16,4%
Miscellaneous weights: 880 tons, 2,9%
- Hull below water: 400 tons
- Hull above water: 200 tons
- On freeboard deck: 80 tons
- Above deck: 200 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
111.350 lbs / 50.508 Kg = 1.081,3 x 5,9 " / 150 mm shells or 14,0 torpedoes
Stability (Unstable if below 1.00): 1,10
Metacentric height 5,8 ft / 1,8 m
Roll period: 17,1 seconds
Steadiness - As gun platform (Average = 50 %): 100 %
- Recoil effect (Restricted arc if above 1.00): 0,14
Seaboat quality (Average = 1.00): 2,00
Hull form characteristics:
Hull has low forecastle, low quarterdeck ,
a normal bow and a round stern
Block coefficient (normal/deep): 0,528 / 0,540
Length to Beam Ratio: 8,87 : 1
'Natural speed' for length: 29,54 kts
Power going to wave formation at top speed: 39 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 10,00 degrees
Stern overhang: 6,76 ft / 2,06 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 15,00%, 36,09 ft / 11,00 m, 32,81 ft / 10,00 m
- Forward deck: 30,00%, 59,06 ft / 18,00 m, 59,06 ft / 18,00 m
- Aft deck: 30,00%, 59,06 ft / 18,00 m, 59,06 ft / 18,00 m
- Quarter deck: 25,00%, 26,25 ft / 8,00 m, 26,25 ft / 8,00 m
- Average freeboard: 47,11 ft / 14,36 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 91,2%
- Above water (accommodation/working, high = better): 571,5%
Waterplane Area: 58.734 Square feet or 5.457 Square metres
Displacement factor (Displacement / loading): 190%
Structure weight / hull surface area: 134 lbs/sq ft or 654 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,84
- Longitudinal: 4,53
- 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
Zeppelin size:
L 148 m
d 14 m
V 18700 m³
880 tons of fuel and equipment for Zeppelin-handling.
And a variant wide and big enough to handle 2 Zeppelins (side by side) of the next generation:
SMS Graf Zeppelin, German Airship Carrier laid down 1912
Displacement:
33.581 t light; 34.642 t standard; 42.378 t normal; 48.566 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(997,37 ft / 984,25 ft) x 131,23 ft x (22,97 / 25,48 ft)
(304,00 m / 300,00 m) x 40,00 m x (7,00 / 7,77 m)
Armament:
2 - 5,91" / 150 mm 45,0 cal guns - 99,21lbs / 45,00kg shells, 150 per gun
Breech loading guns in deck and hoist mounts, 1912 Model
2 x Single mounts on sides, forward deck forward
24 - 4,13" / 105 mm 45,0 cal guns - 33,07lbs / 15,00kg shells, 250 per gun
Quick firing guns in casemate mounts, 1912 Model
24 x Single mounts on sides, evenly spread
24 hull mounts in casemates- Limited use in heavy seas
10 - 3,46" / 88,0 mm 45,0 cal guns - 19,84lbs / 9,00kg shells, 400 per gun
Quick firing guns in deck mounts, 1912 Model
10 x Single mounts on sides, evenly spread
10 raised mounts
16 - 3,46" / 88,0 mm 40,0 cal guns - 17,64lbs / 8,00kg shells, 250 per gun
Anti-air guns in deck mounts, 1912 Model
8 x Twin mounts on sides, evenly spread
8 double raised mounts
4 - 1,46" / 37,0 mm 20,0 cal guns - 1,10lbs / 0,50kg shells, 1.500 per gun
Auto rapid fire guns in deck mounts, 1912 Model
4 x Single mounts on sides, aft deck aft
Weight of broadside 1.477 lbs / 670 kg
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 1,97" / 50 mm 590,55 ft / 180,00 m 19,69 ft / 6,00 m
Ends: 1,57" / 40 mm 393,67 ft / 119,99 m 13,75 ft / 4,19 m
Upper: 1,38" / 35 mm 590,55 ft / 180,00 m 32,81 ft / 10,00 m
Main Belt covers 92% of normal length
Main Belt inclined 30,00 degrees (positive = in)
- Torpedo Bulkhead - Additional damage containing bulkheads:
1,38" / 35 mm 590,55 ft / 180,00 m 26,25 ft / 8,00 m
Beam between torpedo bulkheads 91,86 ft / 28,00 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 3,15" / 80 mm 0,79" / 20 mm 1,97" / 50 mm
2nd: 1,97" / 50 mm - 1,18" / 30 mm
3rd: 1,18" / 30 mm - -
- Armoured deck - single deck:
For and Aft decks: 1,18" / 30 mm
Forecastle: 0,98" / 25 mm Quarter deck: 1,18" / 30 mm
- Conning towers: Forward 3,94" / 100 mm, Aft 3,15" / 80 mm
Machinery:
Coal and oil fired boilers, complex reciprocating steam engines,
Direct drive, 4 shafts, 80.000 ihp / 59.680 Kw = 25,52 kts
Range 8.000nm at 18,00 kts
Bunker at max displacement = 13.923 tons (70% coal)
Complement:
1.476 - 1.919
Cost:
£1,981 million / $7,923 million
Distribution of weights at normal displacement:
Armament: 291 tons, 0,7%
- Guns: 291 tons, 0,7%
Armour: 5.434 tons, 12,8%
- Belts: 2.450 tons, 5,8%
- Torpedo bulkhead: 790 tons, 1,9%
- Armament: 132 tons, 0,3%
- Armour Deck: 1.877 tons, 4,4%
- Conning Towers: 186 tons, 0,4%
Machinery: 5.144 tons, 12,1%
Hull, fittings & equipment: 20.912 tons, 49,3%
Fuel, ammunition & stores: 8.796 tons, 20,8%
Miscellaneous weights: 1.800 tons, 4,2%
- Hull below water: 800 tons
- Hull above water: 500 tons
- On freeboard deck: 200 tons
- Above deck: 300 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
232.056 lbs / 105.259 Kg = 2.253,5 x 5,9 " / 150 mm shells or 41,1 torpedoes
Stability (Unstable if below 1.00): 1,32
Metacentric height 12,4 ft / 3,8 m
Roll period: 15,7 seconds
Steadiness - As gun platform (Average = 50 %): 100 %
- Recoil effect (Restricted arc if above 1.00): 0,05
Seaboat quality (Average = 1.00): 2,00
Hull form characteristics:
Hull has low forecastle, low quarterdeck ,
a normal bow and a round stern
Block coefficient (normal/deep): 0,500 / 0,516
Length to Beam Ratio: 7,50 : 1
'Natural speed' for length: 31,37 kts
Power going to wave formation at top speed: 33 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 10,00 degrees
Stern overhang: 6,76 ft / 2,06 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 15,00%, 36,09 ft / 11,00 m, 32,81 ft / 10,00 m
- Forward deck: 30,00%, 59,06 ft / 18,00 m, 59,06 ft / 18,00 m
- Aft deck: 30,00%, 59,06 ft / 18,00 m, 59,06 ft / 18,00 m
- Quarter deck: 25,00%, 26,25 ft / 8,00 m, 26,25 ft / 8,00 m
- Average freeboard: 47,11 ft / 14,36 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 66,1%
- Above water (accommodation/working, high = better): 655,9%
Waterplane Area: 86.061 Square feet or 7.995 Square metres
Displacement factor (Displacement / loading): 231%
Structure weight / hull surface area: 164 lbs/sq ft or 799 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,91
- Longitudinal: 2,31
- Overall: 1,00
Excellent 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
Zeppelin size:
L 158 m
d 16.6 m
V 27000 m³
1800 tons of fuel and equipment for Zeppelin-handling.
I was thinking about a multi caliber cost defense ship, but probably not this one (too big and probably illegal). Anyway, what do you think?
The general idea was a small ship and big guns - but only in the forward section, too leave enough space for the machinery.
Siegfried, German Cost defense cruiser Concept 1890
Displacement:
5.535 t light; 5.832 t standard; 6.316 t normal; 6.703 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(305,12 ft / 295,28 ft) x 59,06 ft x (19,69 / 20,71 ft)
(93,00 m / 90,00 m) x 18,00 m x (6,00 / 6,31 m)
Armament:
6 - 9,45" / 240 mm 35,0 cal guns - 330,69lbs / 150,00kg shells, 100 per gun
Breech loading guns in turret on barbette mounts, 1890 Model
1 x 2-gun mount on centreline, forward deck forward
2 x 2-gun mounts on sides, forward deck centre
2 - 6,69" / 170 mm 40,0 cal guns - 110,23lbs / 50,00kg shells, 150 per gun
Breech loading guns in turret on barbette mount, 1890 Model
1 x 2-gun mount on centreline, aft deck aft
4 - 6,69" / 170 mm 40,0 cal guns - 110,23lbs / 50,00kg shells, 100 per gun
Breech loading guns in casemate mounts, 1890 Model
4 x Single mounts on sides, aft evenly spread
12 - 3,46" / 88,0 mm 40,0 cal guns - 17,64lbs / 8,00kg shells, 150 per gun
Breech loading guns in casemate mounts, 1890 Model
12 x Single mounts on sides, evenly spread
12 hull mounts in casemates- Limited use in any sea
4 - 0,31" / 8,0 mm 75,0 cal guns - 0,02lbs / 0,01kg shells, 2.500 per gun
Machine guns in deck mounts, 1890 Model
4 x Single mounts on sides, evenly spread
4 double raised mounts
Weight of broadside 2.857 lbs / 1.296 kg
Main Torpedoes
2 - 13,8" / 350 mm, 14,76 ft / 4,50 m torpedoes - 0,224 t each, 0,448 t total
submerged bow & stern tubes
2nd Torpedoes
4 - 13,8" / 350 mm, 14,76 ft / 4,50 m torpedoes - 0,224 t each, 0,895 t total
submerged side tubes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 7,87" / 200 mm 191,93 ft / 58,50 m 9,71 ft / 2,96 m
Ends: 3,94" / 100 mm 103,31 ft / 31,49 m 9,71 ft / 2,96 m
Upper: 3,94" / 100 mm 191,93 ft / 58,50 m 8,01 ft / 2,44 m
Main Belt covers 100% of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 7,87" / 200 mm 3,94" / 100 mm 5,91" / 150 mm
2nd: 5,91" / 150 mm 3,15" / 80 mm 4,72" / 120 mm
3rd: 5,91" / 150 mm 3,15" / 80 mm 4,72" / 120 mm
4th: 3,54" / 90 mm 1,18" / 30 mm 1,97" / 50 mm
5th: 0,39" / 10 mm - -
- Armoured deck - single deck:
For and Aft decks: 1,97" / 50 mm
Forecastle: 0,79" / 20 mm Quarter deck: 1,18" / 30 mm
- Conning towers: Forward 7,87" / 200 mm, Aft 5,91" / 150 mm
Machinery:
Coal fired boilers, complex reciprocating steam engines,
Direct drive, 2 shafts, 4.698 ihp / 3.505 Kw = 15,00 kts
Range 3.000nm at 11,00 kts
Bunker at max displacement = 872 tons (100% coal)
Complement:
353 - 460
Cost:
£0,547 million / $2,187 million
Distribution of weights at normal displacement:
Armament: 698 tons, 11,1%
- Guns: 696 tons, 11,0%
- Weapons: 3 tons, 0,0%
Armour: 2.295 tons, 36,3%
- Belts: 1.097 tons, 17,4%
- Armament: 654 tons, 10,4%
- Armour Deck: 443 tons, 7,0%
- Conning Towers: 101 tons, 1,6%
Machinery: 870 tons, 13,8%
Hull, fittings & equipment: 1.671 tons, 26,5%
Fuel, ammunition & stores: 781 tons, 12,4%
Miscellaneous weights: 0 tons, 0,0%
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
7.655 lbs / 3.472 Kg = 18,1 x 9,4 " / 240 mm shells or 9,4 torpedoes
Stability (Unstable if below 1.00): 1,32
Metacentric height 3,7 ft / 1,1 m
Roll period: 12,8 seconds
Steadiness - As gun platform (Average = 50 %): 71 %
- Recoil effect (Restricted arc if above 1.00): 0,41
Seaboat quality (Average = 1.00): 1,48
Hull form characteristics:
Hull has rise forward of midbreak,
a ram bow and a round stern
Block coefficient (normal/deep): 0,644 / 0,650
Length to Beam Ratio: 5,00 : 1
'Natural speed' for length: 17,18 kts
Power going to wave formation at top speed: 48 %
Trim (Max stability = 0, Max steadiness = 100): 48
Bow angle (Positive = bow angles forward): -15,00 degrees
Stern overhang: 3,28 ft / 1,00 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 20,00%, 16,40 ft / 5,00 m, 15,45 ft / 4,71 m
- Forward deck: 30,00%, 15,45 ft / 4,71 m, 15,45 ft / 4,71 m
- Aft deck: 35,00%, 7,74 ft / 2,36 m, 7,74 ft / 2,36 m
- Quarter deck: 15,00%, 7,74 ft / 2,36 m, 7,74 ft / 2,36 m
- Average freeboard: 11,67 ft / 3,56 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 79,4%
- Above water (accommodation/working, high = better): 81,0%
Waterplane Area: 13.285 Square feet or 1.234 Square metres
Displacement factor (Displacement / loading): 101%
Structure weight / hull surface area: 113 lbs/sq ft or 554 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,91
- Longitudinal: 2,32
- Overall: 1,00
Excellent machinery, storage, compartmentation space
Cramped accommodation and workspace room
Ship has slow, easy roll, a good, steady gun platform
Good seaboat, rides out heavy weather easily
Side turrets are supposed to in a diagonal arrangement.
So, what do you think? Any violations? How am i supposed to handle the torpedos?
Recreating the first ever indirect-drive turbine ship:
MS Föttinger-Transformator, Settiner Vulcan Experimental laid down 1909
Displacement:
60 t light; 62 t standard; 76 t normal; 88 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(96,39 ft / 91,04 ft) x 14,27 ft x (4,76 / 5,29 ft)
(29,38 m / 27,75 m) x 4,35 m x (1,45 / 1,61 m)
Machinery:
Coal fired boilers, steam turbines,
Hydraulic drive, 1 shaft, 500 shp / 373 Kw = 15,45 kts
Range 2.000nm at 10,00 kts
Bunker at max displacement = 27 tons (100% coal)
Complement:
12 - 16
Cost:
£0,006 million / $0,022 million
Distribution of weights at normal displacement:
Armament: 0 tons, 0,0%
Machinery: 25 tons, 32,8%
Hull, fittings & equipment: 35 tons, 45,9%
Fuel, ammunition & stores: 16 tons, 21,3%
Miscellaneous weights: 0 tons, 0,0%
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
81 lbs / 37 Kg = 0,7 x 6 " / 152 mm shells or 0,2 torpedoes
Stability (Unstable if below 1.00): 1,43
Metacentric height 0,5 ft / 0,2 m
Roll period: 8,5 seconds
Steadiness - As gun platform (Average = 50 %): 40 %
- Recoil effect (Restricted arc if above 1.00): 0,00
Seaboat quality (Average = 1.00): 0,48
Hull form characteristics:
Hull has a flush deck,
a normal bow and a round stern
Block coefficient (normal/deep): 0,432 / 0,449
Length to Beam Ratio: 6,38 : 1
'Natural speed' for length: 9,54 kts
Power going to wave formation at top speed: 67 %
Trim (Max stability = 0, Max steadiness = 100): 68
Bow angle (Positive = bow angles forward): 0,00 degrees
Stern overhang: 5,35 ft / 1,63 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 25,00%, 5,25 ft / 1,60 m, 3,94 ft / 1,20 m
- Forward deck: 25,00%, 3,94 ft / 1,20 m, 3,28 ft / 1,00 m
- Aft deck: 25,00%, 3,28 ft / 1,00 m, 3,61 ft / 1,10 m
- Quarter deck: 25,00%, 3,61 ft / 1,10 m, 4,59 ft / 1,40 m
- Average freeboard: 3,90 ft / 1,19 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 106,8%
- Above water (accommodation/working, high = better): 43,5%
Waterplane Area: 776 Square feet or 72 Square metres
Displacement factor (Displacement / loading): 152%
Structure weight / hull surface area: 28 lbs/sq ft or 137 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1,46
- Longitudinal: 3,53
- Overall: 1,59
Adequate machinery, storage, compartmentation space
Extremely poor accommodation and workspace room
Caution: Lacks seaworthiness - very limited seakeeping ability