FRANCIS TURBINE 



491 



installed in 1900 in Power-house No. 2 of the Niagara Falls Power Com- 

 pany. 1 These are single Francis turbines with vertical shaft direct- 





FIG. 234A. General arrangement of Double Francis Turbine developing 10,250 H.P. at 250 

 revs, per min. under 133 feet head. Canadian Niagara Power Co. 



coupled to a dynamo, and developing 5,550 H.P. at 250 revolutions per 

 minute under a head of 146 feet. The turbine runner is 5' 3" outside 



1 By Messrs. Escher, Wyss & Cie., Zurich. 



