The Steam TurbineLongmans, Green, and Company, 1903 - 294 páginas |
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Página 58
... designed , owing to difference of expansion of different parts of the engine . With the steam turbine no lubricant is required to be added to the steam , and the danger of harm arising from unequal expansion is not as a rule great . It ...
... designed , owing to difference of expansion of different parts of the engine . With the steam turbine no lubricant is required to be added to the steam , and the danger of harm arising from unequal expansion is not as a rule great . It ...
Página 73
... designed , the steam will expand adiabatically right down to the pressure in the vessel , or in the medium into which it is discharged . Suppose that a pound of dry saturated steam at 285 lbs . pressure absolute is expanded ...
... designed , the steam will expand adiabatically right down to the pressure in the vessel , or in the medium into which it is discharged . Suppose that a pound of dry saturated steam at 285 lbs . pressure absolute is expanded ...
Página 109
... designed for working with a higher pressure of steam , fewer nozzles are required , and the surplus holes are consequently plugged up or blind flanges put on . The form of the nozzle I is most important . The sectional area of the ...
... designed for working with a higher pressure of steam , fewer nozzles are required , and the surplus holes are consequently plugged up or blind flanges put on . The form of the nozzle I is most important . The sectional area of the ...
Página 119
... . The wheel then runs perfectly smoothly . The critical speed is always a long way under the normal or designed speed of rotation of the turbine wheel . The spindle can easily be made flexible , as its THE DE LAVAL STEAM TURBine . 119.
... . The wheel then runs perfectly smoothly . The critical speed is always a long way under the normal or designed speed of rotation of the turbine wheel . The spindle can easily be made flexible , as its THE DE LAVAL STEAM TURBine . 119.
Página 131
... designed speed of rotation of the armature - spindles is 1050 revolutions per minute . A machine of the same power as this , but of earlier design , has been in constant use for several years at the Albion Works of Messrs . Greenwood ...
... designed speed of rotation of the armature - spindles is 1050 revolutions per minute . A machine of the same power as this , but of earlier design , has been in constant use for several years at the Albion Works of Messrs . Greenwood ...
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Términos y frases comunes
absolute velocity Adiabatic Expansion arranged B.Sc boiler bucket C. A. Parsons centre centrifugal centrifugal governor chamber CHEMISTRY College condenser condensing steam turbine constructed by Messrs cos² Crown 8vo cylinder D.Sc Diagrams diameter disc efficiency Electric ELEMENTARY elevation entropy exhaust fluid friction gearing governor Greenwood and Batley heat Illus Illustrations kilowatts kinetic energy Laval Steam Turbine Laval Turbine load Lond low-pressure turbines machine Marine Steam Turbine Medium 8vo moving blades nozzles obtained Parsons Turbine PARSONS TURBO-ALTERNATOR passage PHYSIOLOGY pipe Plates power shaft PRACTICAL Professor propeller-shafts propellers pulleys pump Radial-flow reciprocating engines represented reversing turbines revolutions per minute rings of blades Royal 8vo saturated steam set of vanes shown in Fig shows speed of rotation steam consumption steam passes steam pressure Superheat superheating supplied TABLE temperature tion TREATISE Turbine Dynamo turbine spindle turbine wheel Turbinia vacuum valve vessel water turbine Westinghouse-Parsons
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