336 



cox. 



Table IV. — Observations in detail of the tests of coals — Continued. 



N. — SECOND TEST OP LUMP COAL FROM THE MILITARY RESERVATION. BATAN 

 ISLAND — 89 FIRINGS DURING 6g-H0UR TEST. 



• [Test No. 14, Table II.] 



Time after 

 starting. 



Beginning-- 



i hour 



ihour 



J hour 



1 hour 



ly hours 



IJ hours 



IJ hours 



2 hours 



2i hours 



2^ hours 



2i hours 



3 hours 



3i hours 



3i hours 



3}houis 



4 hours 



4? hours 



4^ hours 



4J hours 



5 hours 



5^ hours 



5^ hours 



5} hours 



6 hours 



6j hours 



6J hours 



6} hours 



6| hours 



Total 



Average 



Steam pressure 

 gauge. 



Kilos 

 per 

 square 

 centi- 

 meter. 



8. 15S 

 7.734 

 8.086 

 8.086 

 7.664 

 7.664 

 7.664 

 8.437 

 7.804 

 7. 945 

 7.382 

 7.593 

 7.654 

 8.015 

 7.804 

 8. 015 

 8.086 

 8.156 

 7.875 

 8.086 

 8.015 

 7.664 

 7.382 

 7.523 

 8.367 

 7.664 

 8.015 

 7.734 

 7.734 



228. 014 



Pounds 



per 

 square 

 inch. 



116 

 110 

 115 

 115 

 109 

 109 

 109 

 120 

 111 

 113 

 105 

 108 

 109 

 114 

 111 

 114 

 115 

 116 

 112 

 115 

 114 

 109 

 105 

 107 

 119 

 109 

 114 

 110 



no 



3,243 

 111. 



Tem- 

 pera- 

 ture of 

 flue 

 gases, 

 base of 

 stack. 



Average com- 

 position of flue 

 gases, in per cent. 



400 

 430 

 430 

 430 



380. 



375 



410 



400 



370 



389 



400 



380 



344 



402 



380 



386 



372 



390 



380 



384 



397 



385 



365 



10, 986 

 392.4 



CO™ 



1-10.0 



O. 



CO 



Kilos of coal 

 burned — 



Dur- 

 ing 



nod. 



60 

 55 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 52 

 41.3 1 

 11 



Total 



60 

 115 

 167 

 219 

 271 

 323 

 375 

 427 

 479 

 531 

 583 

 635 

 687 

 739 

 791 

 843 

 895 

 947 

 999 

 051 

 103 

 155 

 207 

 259 

 311 

 363 

 404. 

 404. 



1,404.3 



51.4 



Kilos of 



water fed to 



boiler— 



Dur- 

 ing 

 pe- 

 riod. 



300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 300 

 185 

 



7,985 

 292 



Total. 



300 

 600 

 900 

 1,200 

 1,500 

 1,800 

 2,100 

 2,400 

 2,700 

 3,000 

 3,300 

 3,600 

 3,900 

 4,200 

 4, .500 

 4,800 

 5,100 

 5,400 

 5,700 

 6,000 

 6,300 

 6,600 

 6,900 

 7,200 

 7,500 

 7,800 

 ",985 



Fire 



^"t^dcean. 

 slTc ^If-'^' 



ed, 

 time 

 after 

 start- 

 ing. 



h.vi. 



7 QS5 ! 



time 

 after 

 start- 

 ing. 



h.m. 

 00 



1 



' The fire on the grate was not disturbed during the entire run. 



