Motive Powers and Their Practical SelectionLongmans, Green, and Company, 1894 - 257 páginas |
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Página 15
... shaft or the pulley - wheel , and this is naturally less than the work that is done in the cylinder of the engine , which has had to turn round the machine itself . An INDICATED horse - power is the same measure of CHAPTER V POWER ...
... shaft or the pulley - wheel , and this is naturally less than the work that is done in the cylinder of the engine , which has had to turn round the machine itself . An INDICATED horse - power is the same measure of CHAPTER V POWER ...
Página 16
... shaft or wheel . It is in effect the real power of the expanded steam , or the exploded gas or oil , and of course from it must be deducted the power it takes to push the working parts round , before the real work it repre- sents is ...
... shaft or wheel . It is in effect the real power of the expanded steam , or the exploded gas or oil , and of course from it must be deducted the power it takes to push the working parts round , before the real work it repre- sents is ...
Página 20
... shaft about 3 feet from ground level , and should be about 16 inches long , or 32 inches diameter of path . On these a man imparts a constant pressure of about 15 lbs . , which for intermittent work may be increased towards 25 lbs . The ...
... shaft about 3 feet from ground level , and should be about 16 inches long , or 32 inches diameter of path . On these a man imparts a constant pressure of about 15 lbs . , which for intermittent work may be increased towards 25 lbs . The ...
Página 24
... shaft . This shaft has a flexible joint connected to it , and may be made of any suitable length . As the motion of animals is so slow , it is necessary to have extra multi- plying gear added , which increase the speed of the shaft to a ...
... shaft . This shaft has a flexible joint connected to it , and may be made of any suitable length . As the motion of animals is so slow , it is necessary to have extra multi- plying gear added , which increase the speed of the shaft to a ...
Página 28
... wind pressure . receives a motion due to the angle of impact . Being se- cured to a revolving shaft , it can only move in the rotary direction . This faculty has been utilized in the familiar windmill , CHAPTER VIII THE POWER of Wind,
... wind pressure . receives a motion due to the angle of impact . Being se- cured to a revolving shaft , it can only move in the rotary direction . This faculty has been utilized in the familiar windmill , CHAPTER VIII THE POWER of Wind,
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