Mechanics Applied to EngineeringLongmans, Green and Company, 1904 - 770 страници |
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Страница 251
... flows to the other side . Hence at first the bearing is floating on oil , and the friction is consequently very small ; as the oil flows away , the friction increases . This is the reason why a much higher bearing pressure may be ...
... flows to the other side . Hence at first the bearing is floating on oil , and the friction is consequently very small ; as the oil flows away , the friction increases . This is the reason why a much higher bearing pressure may be ...
Страница 258
... flow at a temperature of 370 ° Fahr . , under a pressure of 2000 lbs . per square inch ; surface speed , 2094 feet per minute . - Bearing Metals . If a bearing can be kept completely oil - borne , as in Tower's oil - bath experiments ...
... flow at a temperature of 370 ° Fahr . , under a pressure of 2000 lbs . per square inch ; surface speed , 2094 feet per minute . - Bearing Metals . If a bearing can be kept completely oil - borne , as in Tower's oil - bath experiments ...
Страница 547
... Flow due to a Given Head . - Let the tank shown in the figure be provided Iwith an orifice in the bottom as shown , through which water flows with a velocity V feet per second . Let the water in the tank be kept level by a supply - pipe ...
... Flow due to a Given Head . - Let the tank shown in the figure be provided Iwith an orifice in the bottom as shown , through which water flows with a velocity V feet per second . Let the water in the tank be kept level by a supply - pipe ...
Страница 548
... flow is equal to the velocity acquired by a body in falling through a height of h feet . Contraction and Friction of a Stream passing through an Orifice . - The actual velocity with which water flows through an orifice is less than that ...
... flow is equal to the velocity acquired by a body in falling through a height of h feet . Contraction and Friction of a Stream passing through an Orifice . - The actual velocity with which water flows through an orifice is less than that ...
Страница 550
... flow the distance between the screw - points is measured , which is the diameter of the jet ; but it is very difficult to thus get satisfactory results . A better way is to get it by working backwards from the coefficient of discharge ...
... flow the distance between the screw - points is measured , which is the diameter of the jet ; but it is very difficult to thus get satisfactory results . A better way is to get it by working backwards from the coefficient of discharge ...
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acceleration angle angular velocity balance weight balls beam bearing bending bending moment bending-moment diagram body Calculate cent centre of gravity centrifugal circle coefficient compression connecting-rod constant crank Crown 8vo curve cylinder deflection diameter direction distance efficiency elastic limit ELEMENTARY energy engine equal feet per second Find flange flywheel force acting given governor hence horizontal Illustrations increase inertia length load material maximum mechanism metal method moment of inertia neutral axis orifice parallel pipe piston plane plate polygon pressure pulley pump R₁ radius of gyration ratio revolutions per minute rivets rotation shaft shear shear stress shown in Fig side speed square inch strain stress stroke strut surface tangent tensile tensile stress tension tons per square triangle turbine V₁ valve vanes varies vertical virtual centre W₁ Watt governor wheel Young's modulus
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