War-ships: A Text-book on the Construction, Protection, Stability, Turning, Etc., of War VesselsNew York and Bombay, Longmans, Green, and Company, 1904 - 300 páginas |
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Página 227
... wave passes away from the ship , and requires energy spent to create it . A wave of very small height represents a large amount of energy , and the drain on the ship's energy is a distinct resistance reducing the rolling . 5. Air ...
... wave passes away from the ship , and requires energy spent to create it . A wave of very small height represents a large amount of energy , and the drain on the ship's energy is a distinct resistance reducing the rolling . 5. Air ...
Página 228
... Waves . - In dealing with this subject it is important to note that a wave is not the passage of water but the passage of motion . The motion of the particles of water composing a wave is quite small , as may be noticed by watching a ...
... Waves . - In dealing with this subject it is important to note that a wave is not the passage of water but the passage of motion . The motion of the particles of water composing a wave is quite small , as may be noticed by watching a ...
Página 229
... wave . This is also the explanation of the well - known phenomena of the tenderness of sailing boats on the crest of a long smooth wave . The virtual weight is considerably less than the actual , and consequently the righting moment is ...
... wave . This is also the explanation of the well - known phenomena of the tenderness of sailing boats on the crest of a long smooth wave . The virtual weight is considerably less than the actual , and consequently the righting moment is ...
Página 230
... wave , she will quickly come to the virtual upright , and so will take up the motion of the wave . This would be the case in a raft as in Fig . 195 , and it is found that a ship of very short period does not roll very much or ship much ...
... wave , she will quickly come to the virtual upright , and so will take up the motion of the wave . This would be the case in a raft as in Fig . 195 , and it is found that a ship of very short period does not roll very much or ship much ...
Página 231
... waves , and if the ship's course be taken obliquely to the wave advance , the synchronism is at once destroyed . The longer the period of a ship the less chance there is of meeting synchronizing waves . A series of waves of 16 seconds ...
... waves , and if the ship's course be taken obliquely to the wave advance , the synchronism is at once destroyed . The longer the period of a ship the less chance there is of meeting synchronizing waves . A series of waves of 16 seconds ...
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abaft armour barbettes battle-ship beam bilge keels boiler-room boilers bolts bulkhead centre of buoyancy change of trim CHAPTER class cruiser coal coal-bunker cofferdam compartments condition Crown 8vo cubic ft curve of stability destroyers Diagrams diameter displacement double bottom Downton pumps draught Duke of Edinburgh Duncan class engine-room engines equilibrium fitted flat floating fore-and-aft forward framing freeboard guns heel horse-power Illustrations inclined increase inner bottom knots length load longitudinal lower bunkers main deck metacentric height middle deck moment of inertia necessary obtained present ship protective deck published by Longmans resistance rivets rolling Royal Navy Royal Sovereign rudder Scientific Works published screw sheathed ship's shown in Fig side sinkage space square ft steam steel steering gear stern sternpost stiffening structure surface thick tonnage tons per inch transverse metacentre trials upper bunkers upper deck upright valve ventilation vertical vessel war-ships waterline waterplane wave weight
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