108 
PRELIMINARY REPORT ON COAL-TESTING PLAN'; 
[BULL. 261. 
Coal consumed, pounds per hour. 
Coal consumed in producer 468 
Dry coal consumed in producer 310. 3 
Combustible consumed in producer 276. 2 
Equivalent coal used by producer plant 519. 5 
Equivalent dry coal used by producer plant 344. 4 
Equivalent combustible used by producer plant 306. 6 
British thermal units. 
Per pound of coal as fired 7, 348 
Per pound of dry coal 11, 086 
Per pound of combustible 12, 450 
Per cubic foot of standard gas 156. 2 
From standard gas per pound dry coallmrned in producer 8, 060 
From standard gas per hour per brake horsepower. 10, 570 
Gas produced, cubic feet {reduced to standard). 
Total 309, 140 
Per hour 16, 009 
Per pound coal consumed in producer 34. 2| 
Per pound dry coal consumed in producer 51. 6 
Per pound combustible consumed in producer 57. 9 
Per pound equivalent coal used by producer plant 30. 81 
Per pound equivalent dry coal used by producer plant 46. 4j 
Per pound equivalent combustible used by producer plant 52. 2 
Horsepower developed. 
Average electrical horsepower available for outside purposes 189. 
Average electrical horsepower developed at switch board 201. 2 
Average brake horsepower | available for outside purposes 223 
Average brake horsepower | developed at engine 236. 5 
Coal consumed, pounds per horsepower per hour. 
Per electrical horsepower available for outside purposes. . 2. 47 1. 64 1 . 46 
Per electrical horsepower developed at switch board 2. 33 1 . 54 1 . 37 
Per brake horsepower f available for outside purposes 2. 10 1. 39 1 . 24 
Per brake horsepower | developed at engine 1.98 1.31 1.17 
Equivalent pounds used by producer plant per electrical 
horsepower available for outside purposes 2. 74 1. 82 1. 62 
Equivalent pounds used by producer plant per electrical 
horsepower developed at switch board 2. 58 1. 71 1 . 52 
Equivalent pounds used by producer plant per brake 
horsepower f available for outside purposes 2. 33 1. 55 1. 38 
Equivalent pounds used by producer plant per brake 
horsepower t developed at engine 2.20 1.46 1.30, 
. J 
f Based on an assumed efficiency of 85 per cent for generator and belt. 
Combus- 
tible. 
