228 OPERATIONS OF FUEL-TESTING PLANT IN 1905. 
miscellaneous items — continued. 
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 
Test 211 
Test 223. 
ANALYSES. 
Test 211. Test 212. 
Test 223. 
Test 211. 
Test 212. 
Test 223. 
Proximate. 
15.12 13.60 
19.08 
36.58 
37.56 
6.78 
Ultimate. 
Carbon a 
Hydrogen <• 
( >xygen " 
56. 73 
4. 15 
10.77 
0.83 
7.85 
19. 67 
56. (4 
4.12 
10.72 
0.82 
9.14 
18.76 
67.60 
Volatile matter 
Fixed carbon 
Ash 
34.36 36.12 
33.82 34.07 
16.70 16.21 
4.94 
12.83 
Nitrogen a 
0.99 
100.00 
4. 26 
100.00 100.00 
Ash 
8.38 
Sulphur fi Rfi 7.90 
100.00 
100.00 
UK). 00 
a Figured from car sample. 
PRODUCER-GAS TEST. 
Tesl <»!>. Wyoming No. 3. 
Size as shipped, run of. mine. Size as used, over 1 inch, 59 per cent; \ inch to 1 inch, 15 per cent; 
\ inch to \ inch. 12 per cent; under ; inch. 14 percent. Duration of test, 47 hours. 
Average electrical horsepower 193. 1 
Average B. T. U. gas, per cubic foot 160. 9 
Total coal fired pounds. . 17,400 
COAL CONSUMED IN PRODUCER (POUNDS PER HORSEPOWER PER HOUR). 
Combus- 
tible. J 
Per electrical horsepower: 
Available for outside purposes 
Developed at switch board 
Per brake horsepower: 
Available for outside purposes 
Developed at engine 
Equivalent used by producer plant. 
Per electrical horsepower: 
Available for outside purposes 
Developed at switch board 
Per brake horsepower: 
Available for outside purposes 
Developed at engine 
Test 
Coal as 
fired. 
2.05 
1.92 
1.74 
1.63 
2.19 
2.04 
1.86 
1.74 
Dry 
coal. 
1.78 
1.67 
1.52 
1.42 
1.90 
1.78 
1.62 
1.51 
1.47 
1.37 
1.25 
1.17 
1.57 
1.46 
1.33 
1.24 
