328 



cox. 



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



P.— TEST OP COAL FROM YOSHINOTANI (KARATSU), KIUSHU ISLAND, JAPAN- 

 61 PIRINGS DURING 7-HOUR TEST. 



[Test No. 6, Table II.] 



Time after 

 starting. 



Beginning-- 



I hour 



J hour 



j hour 



1 hour 



n hours 



I3 hours 



1} hours 



2 hours 



2i hours 



25 hours 



2J hours 



3 hours 



3^ hours 



3i hours 



3} hours 



4 hours 



4i hours 



45 hours 



4} hours 



5 hours 



bx hours 



65 hours 



53 hours 



6 hours 



6J hours 



6i hours 



6} hours 



7 hours 



Total — 

 Average 



Steam pressure 

 gauge. 



Kilos 

 per 

 square 

 centi- 

 meter. 



7.804 

 8.015 

 8.015 

 7.945 

 7.734 

 7.875 

 7. .523 

 7.875 

 7.875 

 7.875 

 8.015 

 7.523 

 7.453 

 8.015 

 7. 593 

 8.015 

 7.945 

 7.593 

 7.945 

 7.875 

 7. 875 

 8.367 

 7.734 

 7.875 

 7.593 

 7.523 

 7.875 

 8.086 

 7.664 



227. 100 

 7.831 



Pounds 



per 

 square 

 inch. 



Tem- 

 pera- 

 ture of 

 flue 

 gases, 

 base of 

 stack. 



111 



114 

 114 

 113 

 110 

 112 

 107 

 112 

 112 

 112 

 114 

 107 

 106 

 114 

 108 

 114 

 113 

 108 

 113 

 112 

 112 

 119 

 110 

 112 

 108 

 107 

 112 

 115 

 109 



3,230 

 111.4 



Average com- 

 position of flue 

 gases, in per cent. 



330 

 340 

 333 

 320 

 270 

 335 

 359 

 325 

 338 

 385 

 360 

 335 

 310 

 325 

 285 

 345 

 335 

 320 

 305 

 315 

 325 

 355 

 366 

 335 

 340 

 325 

 346 

 365 

 339 



9,665 



(;0o 



11.2 



On 



5.4 



CO 



0.6 



0.2 



Kilos of coal 

 burned — 



Dur- 

 ing 

 pe- 

 riod. 



1,634 

 58.4 



Total. 



70 



140 



200 



260 



320 



380 



440 



500 



560 



620 



680 



740 



800 



860 



920 



980 



1,040 



1,100 



1,160 



1,220 



1,280 



1,340 



1,400 



1,460 



1,520 



1,580 



1,634 



1,634 



Kilos of 



water fed to 



boiler— 



Dur- 

 ing 



nod. 



200 

 200 

 250 

 250 

 250 

 300 

 300 

 300 

 300 

 300 

 300 





 250 

 250 

 300 

 300 

 300 

 300 





 250 

 2.50 

 300 

 300 

 250 

 300 

 300 

 100 

 144 



6,844 

 244.3 



Total 



200 

 400 

 650 

 900 

 1.150 

 1,450 

 1,750 

 2,050 

 2,350 

 2,650 

 2, 950 

 2,950 

 3,200 

 3,450 

 3,750 

 4,050 

 4,350 

 4,650 

 4,650 

 4,900 

 5, 1.50 

 5,450 

 5,7.50 

 6,000 

 6,300 

 6,600 

 6,700 

 6,844 



Fire 

 raked 

 or 

 slic- 

 ed, 

 time 

 after 

 start- 

 ing. 



h.m. 



Clean- 

 ed fire, 

 time 

 after 

 start- 

 ing. 



h.m. 

 00 



6 33 



7 00 



