Mechanics Applied to EngineeringLongmans, Green, and Company, 1904 - 605 страници |
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Резултати 1 - 5 от 47.
Страница 121
... piston . Precisely the same relations will hold , as regards the valve and piston , whether the ship be moving forwards or backwards , or rolling . In this case we , in effect , add or subtract the motion of the ship to the motion of ...
... piston . Precisely the same relations will hold , as regards the valve and piston , whether the ship be moving forwards or backwards , or rolling . In this case we , in effect , add or subtract the motion of the ship to the motion of ...
Страница 137
... piston rod in this case , and the link c oscillates about its centre , which was the gudgeon - pin in the ordinary steam - engine , but in this case it is the cylinder trunnion , and the link c now becomes the cylinder of the engine ...
... piston rod in this case , and the link c oscillates about its centre , which was the gudgeon - pin in the ordinary steam - engine , but in this case it is the cylinder trunnion , and the link c now becomes the cylinder of the engine ...
Страница 138
... piston as may be required for various powers . This varia- tion is accomplished by shift- ing the point Oad to or from the centre of the flywheel Oab . Odc Obd Rc b Oad 0ab0ac C FIG . 161d . a A very curious develop- ment of the steam ...
... piston as may be required for various powers . This varia- tion is accomplished by shift- ing the point Oad to or from the centre of the flywheel Oab . Odc Obd Rc b Oad 0ab0ac C FIG . 161d . a A very curious develop- ment of the steam ...
Страница 144
... pistons are attached to the corners of the triangle by means of short connecting - rods , a suspension link DE serves to keep the connecting - rod in position , the direction in which D moves is at right angles to DE . Produce DE and AF ...
... pistons are attached to the corners of the triangle by means of short connecting - rods , a suspension link DE serves to keep the connecting - rod in position , the direction in which D moves is at right angles to DE . Produce DE and AF ...
Страница 160
... piston at each part of the stroke when the velocity of the crank - pin was assumed to be constant . We there showed that , for an infinitely long connecting - rod or a slotted cross - head ( see Fig . 159 ) , such a diagram is a ...
... piston at each part of the stroke when the velocity of the crank - pin was assumed to be constant . We there showed that , for an infinitely long connecting - rod or a slotted cross - head ( see Fig . 159 ) , such a diagram is a ...
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A₁ 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 energy engine equal feet per second Find flange flywheel force acting given governor h₁ hence horizontal Illustrations increase inertia length load material maximum 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