History and Progress of the Steam Engine: With a Practical Investigation of Its Structure and ApplicationThomas Kelly, 1839 - 859 σελίδες |
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Σελίδα 141
... smoke enters the centre flue , which passes through the centre of the water to ascend the flue I , and thus acts on a large surface . When the steam lifts the safety valve , it is let into the cylinder by opening the throttle valve ...
... smoke enters the centre flue , which passes through the centre of the water to ascend the flue I , and thus acts on a large surface . When the steam lifts the safety valve , it is let into the cylinder by opening the throttle valve ...
Σελίδα 144
... smoke was par- tially consumed , instead of being discharged as hitherto through the chimney . Messrs . Robertson have the credit of being the first who succeeded in this project . After the adoption of this plan , several manufacturers ...
... smoke was par- tially consumed , instead of being discharged as hitherto through the chimney . Messrs . Robertson have the credit of being the first who succeeded in this project . After the adoption of this plan , several manufacturers ...
Σελίδα 145
... smoke , from the kindling coal and great heat of the furnace together ; and the fuel being more fully supplied with air , and consequently a greater degree of heat taking place , and the smoke and fresh air uniting in the great heat , the ...
... smoke , from the kindling coal and great heat of the furnace together ; and the fuel being more fully supplied with air , and consequently a greater degree of heat taking place , and the smoke and fresh air uniting in the great heat , the ...
Σελίδα 146
... smoke , as before mentioned , and more fully described hereafter . B is a sec- tion of the bars , which are , in general , a little inclined to the horizon , as in the figure , in order that the fuel may more easily fall , or be pushed ...
... smoke , as before mentioned , and more fully described hereafter . B is a sec- tion of the bars , which are , in general , a little inclined to the horizon , as in the figure , in order that the fuel may more easily fall , or be pushed ...
Σελίδα 147
... smoke still nearer to the bright kindled fuel , does , in general , com- pletely inflame the smoke , and render it useful in adding to the heat of the furnace . Another end obtained by the stream of fresh air , is to keep in some ...
... smoke still nearer to the bright kindled fuel , does , in general , com- pletely inflame the smoke , and render it useful in adding to the heat of the furnace . Another end obtained by the stream of fresh air , is to keep in some ...
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admitted aperture apparatus applied atmosphere attached axis axle bars beam boiler bottom cause centre chimney circular cistern coal cock communication condenser connected connecting rod construction crank cylinder descend described diameter eduction effect elastic equal escape expansion experiments feet fire fixed flue fluid fly-wheel force friction frustrum fuel furnace groove heat hole hollow horizontal improvements inch inches of mercury inclined plane injection invention iron Jacob Perkins lever Liverpool London lower machine machinery means metal motion moving packing paddle-wheel paddles pass patent piston rod placed plate pounds pressure prevent produced propelling pump purpose quantity rail rail-way represents revolving ring rotary engine rotatory round screwed shaft shut side sliders sliding smoke steam boats steam carriage steam engine steam pipe stroke stuffing box supply surface temperature tion tube turn upper vacuum valve vapour velocity vertical Watt weight wheel