The Marine Steam Engine ...Longmans, 1899 - 519 páginas |
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Página 6
... necessary , by being kept below the steel armour deck , with armour gratings in the necessary engine- room hatchways and other openings , while in the larger class of war vessels , such as the battleships and large cruisers , their ...
... necessary , by being kept below the steel armour deck , with armour gratings in the necessary engine- room hatchways and other openings , while in the larger class of war vessels , such as the battleships and large cruisers , their ...
Página 17
... necessary to be carried for the same radius of action has enabled space and weight which would formerly have been required for coals to be devoted to other objects in order to increase their offensive or defensive powers . Corresponding ...
... necessary to be carried for the same radius of action has enabled space and weight which would formerly have been required for coals to be devoted to other objects in order to increase their offensive or defensive powers . Corresponding ...
Página 18
... necessary also as regards the mechanical efficiency of the engines used in large vessels . Careful tests in this direction would probably point out many ways in which improvement would result . CHAPTER II . WORK AND EFFICIENCY . Force ...
... necessary also as regards the mechanical efficiency of the engines used in large vessels . Careful tests in this direction would probably point out many ways in which improvement would result . CHAPTER II . WORK AND EFFICIENCY . Force ...
Página 22
... necessary that the true nature and properties of heat should be known . We will , therefore , as concisely as possible , state the principal points relative to this subject , in order that the succeeding chapters may be clearly ...
... necessary that the true nature and properties of heat should be known . We will , therefore , as concisely as possible , state the principal points relative to this subject , in order that the succeeding chapters may be clearly ...
Página 23
... necessary to raise one pound of water at its maximum density , which corresponds to a temperature of about 39 ° Fahr . , through one degree Fahr . Joule's equivalent . — The honour of determining the exact relation between heat and ...
... necessary to raise one pound of water at its maximum density , which corresponds to a temperature of about 39 ° Fahr . , through one degree Fahr . Joule's equivalent . — The honour of determining the exact relation between heat and ...
Otras ediciones - Ver todas
The Marine Steam Engine: A Treatise for Engineering Students, Young ... Richard Sennett Sin vista previa disponible - 2018 |
The Marine Steam Engine: A Treatise for Engineering Students, Young ... Richard Sennett Sin vista previa disponible - 2016 |
Términos y frases comunes
action air-pump amount angle arrangement auxiliary Belleville boiler bilge blades boilers bottom cause cent centre coal cock combustion chamber compound engines compression condenser connected considerable crank crank-shaft Crown 8vo curve diameter drain draught eccentric efficiency evaporation exhaust expansion engines Fahr feed-water fire fitted friction funnel furnace gases gauge gear gunmetal heating surface high-pressure cylinder holes horizontal Illustrations increased indicator diagram initial pressure jacket lever low-pressure cylinder manganese bronze marine engines mean effective pressure motion necessary obtained orifice paddle-wheel piston plates ports position practice prevent propeller pump quantity rate of expansion reduced revolutions per minute riveted Royal Navy safety valves screw sea-water shaft ship shown in Fig side slide-valve space speed square inch steam pipes steam pressure steel stokehold stroke suction surface condensers temperature triple expansion engines tubes vertical vessels volume water-tube boilers weight
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Página 142 - I call the steam vessel, must, during the whole time the engine is at work, be kept as hot as the steam that enters it ; first, by enclosing it in a case of wood, or any other materials that transmit heat slowly ; secondly, by surrounding it with steam, or other heated bodies ; and, thirdly, by suffering neither water, nor any other substance colder than the steam, to enter or touch it during that time...
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Página 142 - I intend, in many cases, to employ the expansive force of steam to press on the pistons, or whatever may be used instead of them, in the same manner as the pressure of the atmosphere is now employed in common...