The Steam Engine Explained and Illustrated: With an Account of Its Invention and Progressive Improvement, and Its Application to Navigation and Railways; Including Also a Memoir of WattTaylor and Walton, 1840 - 535 páginas |
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Página xvii
... Paddle - wheels 495 Sea - going American Steamers 496 Speed attained by American Steamers 497 Lake Steamers 499 The Mississippi and its Tributaries 499 a Steam - boats navigating it Their Structure and Machinery New CONTENTS . xvii.
... Paddle - wheels 495 Sea - going American Steamers 496 Speed attained by American Steamers 497 Lake Steamers 499 The Mississippi and its Tributaries 499 a Steam - boats navigating it Their Structure and Machinery New CONTENTS . xvii.
Página xviii
... the Resistances of the Engine , the Evaporation , the Speed of the Piston , and the Magnitude of the Cylinder 511 - 512 513 · 514 · 514 - 515 Formulæ showing the Relation between the Power of the Engine xviii CONTENTS .
... the Resistances of the Engine , the Evaporation , the Speed of the Piston , and the Magnitude of the Cylinder 511 - 512 513 · 514 · 514 - 515 Formulæ showing the Relation between the Power of the Engine xviii CONTENTS .
Página 6
... speed as much exceeding that of the ordi- nary wind , as the ordinary wind exceeds that of a common pedestrian . Such are the virtues , such the powers , which the steam engine has conferred upon cOALS . The means of calling these ...
... speed as much exceeding that of the ordi- nary wind , as the ordinary wind exceeds that of a common pedestrian . Such are the virtues , such the powers , which the steam engine has conferred upon cOALS . The means of calling these ...
Página 7
... speed through about sixteen miles daily : his work is therefore equivalent to one thousand tons raised one foot . A bushel of coals conse- quently , as used in Cornwall , performs as much labour as a day's work of fifty such horses ...
... speed through about sixteen miles daily : his work is therefore equivalent to one thousand tons raised one foot . A bushel of coals conse- quently , as used in Cornwall , performs as much labour as a day's work of fifty such horses ...
Página 60
... speed . Hence arose a necessity for several engines at each level , which greatly increased the expense . ( 35. ) These , however , were not the only defects of Savery's engines . The consumption of fuel was enormous , the propor- tion ...
... speed . Hence arose a necessity for several engines at each level , which greatly increased the expense . ( 35. ) These , however , were not the only defects of Savery's engines . The consumption of fuel was enormous , the propor- tion ...
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Términos y frases comunes
admitted air-pump already described amount applied ascend atmospheric engine atmospheric pressure attached axle beam boiler boiling bottom Boulton and Watt carriage centre chimney cistern closed coals cock cold water combustion communication condenser connecting rod constructed contrivance crank cubic cylinder descending diameter diminished driving elastic equal evaporation expansion experiments feet filled fire fire-box flues fly-wheel force fuel furnace greater heat HERO OF ALEXANDRIA imparted improved increased invention James Watt lever load locomotive engines machine magnitude means mechanical effect mercury method miles motion moving power necessary opened parallel motion passage passing pipe piston piston-rod placed plate position pounds pressed principle produced propelling proportion pump quantity of water railway raised rendered represented in fig resistance Samuel Morland screws slide space speed square inch steam engine stroke sufficient sun wheel supply suppose surface temperature thermometer throttle-valve tube upwards vacuum valve vapour velocity vertical vessel Watt weight wheels