86 
OPERATIONS OF FUEL-TESTING PLANT IN 1905. 
STEAMING TEST. 
Test 150, Illinois No. L<L 
Size as shipped, lump and egg. Size as used, over 1 inch, 48.1 per cent; £ inch to 1 inch, 21.0 per cent 
J inch to \ inch, 12.3 percent; under \ inch, 18.6 percent. Duration of test, 7.53 hours. Kindofgratc 
plain. 
MISCELLANEOUS ITEMS. 
Test 150 
Heating value of coal B.T. U.per pound dry coal.. 
Force of draft: 
Under stack damper inch water. . 
Above fire do 
Furnace temperature ° F. . 
Dry coal used per square foot of grate surface per hour pounds.. 
Equivalent water evaporated per square fool of water-heating surface pe hour do 
Percentage of rated horsepower of boiler developed 
Water apparently evaporated per pound of coal as fired pounds. . 
Water evaporated from and at 212°F.: 
Per pound of coal as fired do 
Per pound of dry coal do 
Per pound of combustible do 
Efficiency of boiler, including grate percent. . 
Coal as fired: 
Per indicated horsepower hour pounds. 
Per electrical horsepower hour do 
Dry coal: 
Per indicated horsepower hour do 
Per electrical horsepower hour do 
12,87 
0.4 
.1 
19. \ 
3 J 
99. 
7.1 
8.2 
9.0 
10.4 
68. 1 
3. 4, 
4.2 
3.1 
3.8. 
AN VLYSES. 
Proximate 
Moisture 
Volatile matter 
Fixed carbon 
Ash 
Sulphur 
Test 150. 
9.16 
29.57 
51.04 
10.23 
100. 00 
1.76 
Ultimate 
Carbon a 
Hydrogen a 
Oxygen a 
Nitrogen « 
Sulphur 
Ash 
Test 150. 
72.3 
4.5 
8.3 
1.6 
1.9 
11.2 
100.C 
aFigured from car sample. 
PRODUCER-GAS TEST. 
Test 43, Illinois No. 1<>. 
Size as shipped, lump and egg. Size as used, not determined. Duration of test, 50 hours. 
Average electrical horsepower 201. 
Average B. T. U. gas, per cubic foot 149. i 
Total coal fired pounds.. 17,2.' I 
