Journal of the Franklin Institute of the State of Pennsylvania, Volume 80; Volume 110Franklin Institute, 1880 |
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Page 75
... increase in the number of strokes of the piston . The effect upon the structure of the engine of increased rotative speed is not injurious to the engine , as so positively stated by many engineers ; but , if attempted , rapid speed ...
... increase in the number of strokes of the piston . The effect upon the structure of the engine of increased rotative speed is not injurious to the engine , as so positively stated by many engineers ; but , if attempted , rapid speed ...
Page 80
... increase of the economy beyond certain lim- its , and by the practical difficulties arising in the pursuit of a partially apprehended law . It is evident that we are limited as to the steam pressure , and that a great increase of that ...
... increase of the economy beyond certain lim- its , and by the practical difficulties arising in the pursuit of a partially apprehended law . It is evident that we are limited as to the steam pressure , and that a great increase of that ...
Page 95
... increases with the increase of speed , and , as you all know , at great speeds , according to Froude , the most important portion of the total resistance is the wave making . Such considerations and reasonings , agreeing , as I have ...
... increases with the increase of speed , and , as you all know , at great speeds , according to Froude , the most important portion of the total resistance is the wave making . Such considerations and reasonings , agreeing , as I have ...
Page 114
... increase of motion the accelerating power diminishes until it comes to zero , when the velocity of the magneto or driven machine becomes equal to that of the dynamo or current - producing machine . Between the two limits of rest and ...
... increase of motion the accelerating power diminishes until it comes to zero , when the velocity of the magneto or driven machine becomes equal to that of the dynamo or current - producing machine . Between the two limits of rest and ...
Page 158
... increase of spring , and sometimes increases . As a general rule , the maximum figure was given at one - third , rarely at one - half , and about as often at the beginning of the test . The latter case occurred most frequently with the ...
... increase of spring , and sometimes increases . As a general rule , the maximum figure was given at one - third , rarely at one - half , and about as often at the beginning of the test . The latter case occurred most frequently with the ...
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acid Anthracite apparatus battery beam boiler bone oil carbon cent coal gas compression constructed containing cubic CX.-(THIRD SERIES cylinder dephosphorization diameter domes driving wheels dy dz dynamo-electric effect electric light employed equal experiments feet fibres fluid Franklin Institute furnace give heating surface Henry horizontal horse-power increased ingot iron jute length liquid locomotive lxxx machine magnet manganese matter means mechanical ment metal metric miles per hour millimetre minutes molecules motion neptunite obtained ordinary oxide oxygen paraffine Patents Philadelphia phosphorus pig iron pins piston placed plate pounds per square pressure produced proportion pulleys quantity railway resistance revolutions per minute rollers screws selenium shaft shell side silica silicon slag sliver speed square inch steam dome steam engine steel strain stroke Sulphur temperature tion tons tubes valve vaporized velocity vertical vessel weight wire yacht