ENGINE No. 39. 



Compound Condensing Engine. 



Data and Results of Feed -Water Test. 



Character of steam 



Duration 



Weight of feed-water consumed 



Feed-water consumed per hour 



Pressure in steam pipe above atmosphere 



Vacuum in condenser 



Revolutions per minute 



Mean effective pressure H. P. cylinder 



Mean effective pressure L. P. cylinder . 



Indicated horse-power II. P. cylinder 



Indicated horse-power L. P. cylinder 



Indicated horse-power, whole engine 



Feed-water consumed per I. H. P. per hour 



Ordinary 



2.85 

 325 

 973.7 

 120.6 



27 

 195.3 



43.75 



12.68 

 101.7 

 118.9 

 220.6 



18.01 



hrs. 

 Ibs. 

 Ibs. 

 Ibs. 

 ins. 



Ibs. 



Ibs. 

 H.P. 

 H.P. 

 H.P. 



Ibs. 



Measurements based on Sample Diagrams. 



155 



