図6 分析系統図
表2 バンカー油サンプル
Sample |
MDO |
lKOMASAN |
ANTARES |
High N2 Sample |
I−1 |
I−2 |
I−3 |
I−4 |
A−1 |
Density
(@15℃) |
kg/m3 |
|
976 |
968 |
961 |
963 |
1007 |
988 |
Kinematic Viscosity
(@50℃) |
mm2/S |
|
381 |
372 |
220 |
252 |
472 |
350 |
Sulfer |
wt% |
|
3.3 |
3.0 |
3.1 |
3.1 |
3.1 |
3.5 |
Nitrogen |
wt% |
|
0.34 |
0.39 |
0.39 |
0.38 |
0.30 |
0.66 |
Water |
wt% |
|
<0.1 |
<0.1 |
<0.1 |
0.2 |
<0.1 |
0.10 |
Ash |
wt% |
|
0.03 |
0.05 |
0.02 |
0.02 |
0.01 |
<0.1 |
Residual Carbon |
Wt% |
|
15 |
13 |
10 |
12 |
17 |
15 |
Asphaltene |
wt% |
|
7.0 |
6.2 |
3.4 |
5.1 |
8.4 |
|
Lower Calorific
Value |
MJ/kg |
|
40.34 |
40.53 |
40.62 |
40.50 |
39.99 |
40.05 |
CCAI |
− |
|
837 |
830 |
827 |
828 |
866 |
850 |
Bunker Date |
|
|
Jun.27 |
Aug.04 |
Sep.18 |
Oct.28 |
Oct.15 |
|
|
|
|
Fujairah |
Fujairah |
jeddah |
Fujairah |
Rotterdam |
Shell |
NOx data |
Zr
(dry) |
ppm |
104 |
126 |
120 |
108 |
103 |
142 |
125 |
107 |
128 |
122 |
111 |
110 |
146 |
128 |
|
|
|
|
|
|
130 |
O2% |
(dry) |
% |
20.1 |
20.1 |
20.1 |
20.1 |
20.1 |
20.0 |
20.1 |
NOxppm
13%O2 |
Zr
(dry) |
ppm |
924 |
1120 |
1067 |
960 |
916 |
1136 |
1111 |
951 |
1138 |
1084 |
987 |
978 |
1168 |
1138 |
|
|
|
|
|
|
1156 |
|
図7 窒素分とNOx発生の関連図
図8 IKOMASAN熱発生率の違い
図9 熱発生率の違い(MDO−IKOMASAN−高N)
図10 類似熱発生率サンプルによるNOx比較
|