Creighton, William Henry Paul, 1859- · New York, J. Wiley & sons; [etc., etc.] · leaf 475
no friction, v is the velocity ofthe bucket and V2 is the absolute final velocity of the stream. From the velocity diagrams, other equivalents may be obtainedfor F F = —{V£ cos A- v+Vf cos ft), WF =—(Ve cos X±V2 cos d). 454 THE STEAM-ENGINE AND OTHER HEAT-MOTORS. Blade Angles.—If the entering… … Fig. 236.the relations that exist between Ve, v and X. Hence a can bedetermined from the relation found as follows: v sin (a— X) sin a cos X— cos a sin X V£ sin awhence sin acot a= cot A = cos X— cot a sin X, V* sin X Shock is avoided, then, by having the entering angle of theback of the blade…
Steam-engines · Heat-engines
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