Lectures on the Steam-engine: In which Its Construction and Operation are Familiarly Explained : with a Sketch of Its Invention and Progressive Improvement : and an Account of the Present State of the Liverpool Railway, and the Performances on It, and of Steam Carriages on Turnpike RoadsJ. Taylor, 1832 - 268 Seiten |
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Lectures on the Steam-Engine: In Which Its Construction and Operation Are ... Keine Leseprobe verfügbar - 2020 |
Lectures on the Steam-Engine: In Which Its Construction and Operation Are ... Dionysius Lardner Keine Leseprobe verfügbar - 2016 |
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admitted advantage apparatus ascent atmospheric engine atmospheric pressure axle beam boil boiler bottom caloric carriage centre Charles Dance chimney cistern closed cock cold water communication condenser considerable constructed contrivance crank cubic foot cylinder descent diminished DIONYSIUS LARDNER effect elastic force equal exhausting valve feet filled fire flue fly-wheel fuel furnace grate Gurney heat horses improvement inclined plane increased invention John Taylor lesser piston lever liquid Liverpool and Manchester load locomotive engines lower machine manner mechanical mercury metal method miles an hour motion moving necessary opened passengers passes pipe piston-rod placed plate pressed produced production of steam propelling proportion pump rail-road railway raised regulator represented in fig resistance Savery speed square inch steam valve steam-carriages steam-engine sufficient supply of steam surface temperature tion tons transport tube turnpike roads upper vacuum vapor velocity vessel Waterloo Place Watt weight wheels
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Seite 251 - That at this rate they have conveyed upwards of fourteen passengers. 3. That their weight, including engine, fuel, water and attendants, may be under three tons.
Seite 25 - I have seen the water run like a constant stream, forty feet high : one vessel of water rarefied by fire, driveth up forty of cold water ; and a man that tends the work is but to turn two cocks, that one vessel of water being consumed, another begins to force and refill with cold water and so successively ; the fire being tended and kept constant, which the self-same person may likewise abundantly perform in the interim, between the necessity of turning the said cocks.
Seite 24 - ... which is but at such a distance. But this way hath no bounder, if the vessels be strong enough ; for I have taken a piece of a whole cannon, whereof the end was burst, and filled it...
Seite 25 - ... stopping and screwing up the broken end, as also the touch-hole ; and making a constant fire under it, within twenty-four hours it burst and made a great crack : so that having a way to make my vessels, so that they are strengthened by the force within them, and the one to fill after the other.
Seite 155 - D ; and, again, when the crank r rises from the lowest point to the horizontal position E, the other crank rises to the highest point; and so on. A very beautiful contrivance was adopted in this engine, by which it was suspended on springs of steam. Small cylinders, represented at H, are screwed by flanges to one side of the boiler, and project within it a few inches ; they have free communication at the top with the water or steam of the boiler. Solid pistons are .represented at i. which move steam-tight...
Seite 77 - Watt; his new colleague was a man of affluence and of great personal influence, "and to a most generous and ardent mind, he added an uncommon spirit for undertaking what was great and difficult. Mr. Watt was studious and reserved, keeping aloof from the world; while Mr. Bolton was a man of address, delighting in society, active, and mixing with people of all ranks with great freedom, and without ceremony. Had Mr. Watt searched all Europe, he could not have found another person so fitted to bring...
Seite 178 - The weather was calm, the rails very wet ; but the wheels did not slip, even in the slowest speed, except at starting, the rails being at that place soiled and greasy with the slime and dirt to which they are always exposed at the stations. The coke consumed in this journey, exclusive of what was raised in getting up the steam, was 1762 Ibs., being at the rate of a quarter of a pound per ton per mile.
Seite 243 - ... of the weight, the same heating surface and power as is now obtained in other and low-pressure boilers, with incalculably greater safety. Our present experimental boiler contains 250 superficial feet of heating surface in the space of 3 feet 8 inches high, 3 feet long, and 2 feet 4 inches broad, and weighs about 8 cwt.
Seite 25 - ... a way to make my vessels, so that they are strengthened by the force within them, and the one to fill after the other, I have seen the water run like a constant...