OCR Text |
Show ted in Figure supply are presented in Figure 9 - 11, and those of the divided oxygen supply are presen 12 & 13. No imperfect combustion gas was detected at the outlet in any case in the figures. 80.-----------~-------------------. 70 ..... ..,. -~ ~ ::~ :: " " " --" ;.: ::: ~ ;.;; ::;;~±:;:,~~ :=::: :-: ... .. 60 ........ 1'. ............... .. .. ·~·>·"<t ........................ t-.~~~ ........ ~~~ ! " 40~O~-------1~O~------~2~O------~3~O~ ratio of auxiliary COG to total COG (%) Figure 9 Deviation of temperature in the divided COG supply system 1AO~------------------------------------~----------' ~ ~ N 1.00 . .. .. .. . ... ... ...... - ... .......... ......... . ............................................... _ ..... -, 1 1 :; 0.80 . ............ ....... ; ..................................... ···;.········································t ·········· ........................... . e g'- 0.600 1 2 3 .4 distance from burner (m) Figure 10 Normalized temperature in the furnace (the divided COG supply 2m apart from the burner) ~ 1~0~---------~---------~------------~---------~ ~ 1.20 ........ ·······. o:::~~~~:"; ;;..;&::..C ... iii ~ , . - -0 : "- ..c ~ .."t:r- - - - -i:r" ' , . " "0 tOO .... ..... . ... / ~)/..... ............ ..... .... ..... ~;; ... .. ".. .. .......... .. . ~ :~/ l ~ ',,_, b 0'/ : -; 0.80 ' tf .... .. ....................... . E o'= .0.600=---------:-1------~2=---------=-3---------J4 distance from burner (m) Figure 11 Normalized heat flux to the water in the furnace (the divided COG supply 2m apart from the burner) |