On Naval Warfare with Steam |
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Page 21
... pressure of the atmosphere on the upper surface of the piston caused this to descend : steam being again admitted below , the piston was forced upwards ; and , again , a vacuum being formed as before , the atmos- phere caused the piston ...
... pressure of the atmosphere on the upper surface of the piston caused this to descend : steam being again admitted below , the piston was forced upwards ; and , again , a vacuum being formed as before , the atmos- phere caused the piston ...
Page 22
... pressure of the steam above caused the piston to descend ; and the vacuum being then formed above the piston , the pressure of the steam below caused it to ascend . In this manner a reciprocating motion of the piston was maintained ...
... pressure of the steam above caused the piston to descend ; and the vacuum being then formed above the piston , the pressure of the steam below caused it to ascend . In this manner a reciprocating motion of the piston was maintained ...
Page 24
... pressure varying from 25 lbs . to 40 lbs . per square inch , including the pressure of the atmosphere , to enter the cylinder of a steam - engine ; and when the piston has moved through a space vary- 24 SECT . I. NAVAL WARFARE WITH STEAM .
... pressure varying from 25 lbs . to 40 lbs . per square inch , including the pressure of the atmosphere , to enter the cylinder of a steam - engine ; and when the piston has moved through a space vary- 24 SECT . I. NAVAL WARFARE WITH STEAM .
Page 25
... pressure of the steam on a square inch of the surface of the piston , a the area of that surface in square inches , and 7 the length of the stroke also in inches . But if the steam be cut off after the piston has moved through a part of ...
... pressure of the steam on a square inch of the surface of the piston , a the area of that surface in square inches , and 7 the length of the stroke also in inches . But if the steam be cut off after the piston has moved through a part of ...
Page 27
... pressure of the atmosphere ; and Messrs . Seaward and Co. propose that , for engines of great power , the steam should be cut off at one half or three - fifths of the stroke . 11. Marine engines of the present day are said to be from 20 ...
... pressure of the atmosphere ; and Messrs . Seaward and Co. propose that , for engines of great power , the steam should be cut off at one half or three - fifths of the stroke . 11. Marine engines of the present day are said to be from 20 ...
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Common terms and phrases
action Admiral advantage angle armies attack axis Basilisk blades British broadside batteries centre columns consumption of fuel cylinder deck defence direction divisions double échelon enemy enemy's fleet enemy's line engine England equal Essays evolutions Fcap feet fire flank force formation formed French frigates gunnery guns HERMANN MELVILLE History horse-power Journal leeward length line abreast line ahead line of battle line of bearing Lord manœuvre Memoir military military tactics motion movement naval tactics naval warfare navy oblique oblique order order of battle paddle paddle iron paddle-boards paddle-wheels piston Plates Portrait position Post 8vo pressure principles propelling rear Royal rudder sailing ships screw corvette screw nearly ready screw-propeller screw-steamers screw-vessels Second Edition ships in line sloop-of-war speed starboard steam fleets steam-ships steamers stern surface tack Third Edition tion trials trunk velocity vertical vessel Vols Voyage wheel wind windward Woodcuts yoke
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