Machinery and Processes of the Industrial Arts: And Apparatus of the Exact SciencesU.S. Government Printing Office, 1869 - 669 páginas |
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Página 29
... distance between this extremity and the piston will be always proportional to the volume . In the annexed figure let O 0 D B A D B Fig . 1 . C be the closed extremity of the supposed cylinder , and A ' , B ' , C ' , D ' , posi- tions ...
... distance between this extremity and the piston will be always proportional to the volume . In the annexed figure let O 0 D B A D B Fig . 1 . C be the closed extremity of the supposed cylinder , and A ' , B ' , C ' , D ' , posi- tions ...
Página 37
... distance between them varies in a manner which is quite important , first to the aspiration of the charge , and secondly to the effectual exposure of the aspired air to the action of the furnace . It is of course of the highest ...
... distance between them varies in a manner which is quite important , first to the aspiration of the charge , and secondly to the effectual exposure of the aspired air to the action of the furnace . It is of course of the highest ...
Página 38
... distance between the two pistons becomes minimum ; and they are then nearly in contact . When the revolution is quite complete this distance is slightly increased . Just before this time , C will have recommenced its negative movement ...
... distance between the two pistons becomes minimum ; and they are then nearly in contact . When the revolution is quite complete this distance is slightly increased . Just before this time , C will have recommenced its negative movement ...
Página 39
... distance between the pistons from 3100 to the end of the revolution is not an advantage , but it is not a great increase , the total distance amounting finally only to about the one - sixth part of the maximum separation , and receiving ...
... distance between the pistons from 3100 to the end of the revolution is not an advantage , but it is not a great increase , the total distance amounting finally only to about the one - sixth part of the maximum separation , and receiving ...
Página 43
... distance between it and the end of the cylinder which forms the opposite side of the chamber within which the air is confined . At the end of the stroke this distance will be equal to the entire course of the piston , and may be ...
... distance between it and the end of the cylinder which forms the opposite side of the chamber within which the air is confined . At the end of the stroke this distance will be equal to the entire course of the piston , and may be ...
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advantage amount angle apparatus applied armature atmosphere axis Bessemer process boiler calories carried cent centimetres circumference compression construction contrivance crank cubic metres cylinder diameter direction discharge disk distance effect electric employed engine equal exhibited experiments Exposition extremity feet force furnace furnished glass half heat horizontal horse-power hundred hydraulic hydraulic head illustrated inches increased instrument introduced invention inventor iron kilograms kilometres latent heat length lever light light-houses liquid machine manufacture means mechanical ment Messrs metal metres millimetres mode motion movable types movement necessary object observed operation ordinary Paris passes piston plate position pounds practical present pressure prism produced pulley pump purpose refrigerator reservoir revolution roller rotary engine rotation screw sextant shaft side Siemens space spherometer steam steam-engine steel surface telescope temperature tion tonometer tube turbine turn valve vapor velocity vertical vessel weight wheel Wicklow Head
Pasajes populares
Página 31 - B with the sound velocity where y is the ratio of the specific heat at constant pressure to the specific heat at constant volume, and p is the gas pressure.