Motive Powers and Their Practical Selection |
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Página 10
It is , however , necessary to have a supply or reserve for the process of
condensation . It is required by gas and petroleum engines to keep the cylinders
cool , though in less quantity . In fact , some water may be considered a necessity
in all ...
It is , however , necessary to have a supply or reserve for the process of
condensation . It is required by gas and petroleum engines to keep the cylinders
cool , though in less quantity . In fact , some water may be considered a necessity
in all ...
Página 11
By exploding petroleum oil at the rate of Both part of a pint per minute . It is only
necessary , therefore , in order to arrive at a ready approximate conclusion as to
the local economy and value of one or other of the above , to multiply any ...
By exploding petroleum oil at the rate of Both part of a pint per minute . It is only
necessary , therefore , in order to arrive at a ready approximate conclusion as to
the local economy and value of one or other of the above , to multiply any ...
Página 12
It is impossible to lay down general regulations for the thousand conditions and
circumstances which surround any operation , which it would be necessary then
to imagine and describe . One of those old saws that the experience of our ...
It is impossible to lay down general regulations for the thousand conditions and
circumstances which surround any operation , which it would be necessary then
to imagine and describe . One of those old saws that the experience of our ...
Página 14
It may thus occur that , owing to the cost of labor or other difficulties connected
with the working classes , it may be necessary to discard the advantages of one
force in favour of some other that requires little or no skilled attendance .
It may thus occur that , owing to the cost of labor or other difficulties connected
with the working classes , it may be necessary to discard the advantages of one
force in favour of some other that requires little or no skilled attendance .
Página 15
... been subjected to adjectives which have to a great extent misinterpreted it ,
and render it necessary when speaking of the above definition by Watt , to call it ,
an effective horse - power . An EFFECTIVE horse - power , also known as an ...
... been subjected to adjectives which have to a great extent misinterpreted it ,
and render it necessary when speaking of the above definition by Watt , to call it ,
an effective horse - power . An EFFECTIVE horse - power , also known as an ...
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Términos y frases comunes
adopted advantage amount apparatus arranged average boiler calculation cent CHAPTER chimney coal comparative compound condensation consideration construction cost Crown 8vo cubic feet cylinder diameter direct double driving dynamo economical effective horse-power efficiency electric employed engine equal exhaust fall figures fire foot force fuel furnace gallons give given grate head heat heating surface horizontal Horse hour Illustrations increased indicated horse-power iron known latter length less Load machine material Maximum means Minute motor naturally necessary obtained ordinary pipe plates portable practice pressure proper proportions pump quantity shaft single sizes space speed square inch steam Stroke suited supply taken tions tubes turbine turn unit usually valve vaporizer varies various vertical volts Watts weight wheel wide Woodcuts
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