CIESC Journal ›› 2019, Vol. 70 ›› Issue (5): 1951-1963.DOI: 10.11949/j.issn.0438-1157.20181359
• Energy and environmental engineering • Previous Articles Next Articles
Yandong MAO1,2(),Kezhong LI1(),Lei LIU1,Feng XIN2
Received:
2018-11-18
Revised:
2019-01-07
Online:
2019-05-05
Published:
2019-05-05
Contact:
Kezhong LI
通讯作者:
李克忠
作者简介:
<named-content content-type="corresp-name">毛燕东</named-content>(1984—),女,博士,高级工程师,<email>myd0514@126.com</email>|李克忠(1976—),男,博士,高级工程师,<email>nyyjy@enn.cn</email>
基金资助:
CLC Number:
Yandong MAO, Kezhong LI, Lei LIU, Feng XIN. Effect of additives on ash sintering behaviors and gasification performance in catalytic coal gasification process[J]. CIESC Journal, 2019, 70(5): 1951-1963.
毛燕东, 李克忠, 刘雷, 辛峰. 添加剂对催化气化工艺中煤灰结渣性及气化性能影响研究[J]. 化工学报, 2019, 70(5): 1951-1963.
Sample | Proximate analysis/%(mass) | Ultimate analysis/%(mass) | Ash fusion temperature①/℃ | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Mad | Ad | Vd | Cd | Hd | Nd | Sd | DT | ST | HT | FT | |
WJT | 10.15 | 6.9 | 32.92 | 71.25 | 4.1 | 0.76 | 0.15 | 1144 | 1264 | 1318 | 1355 |
Table 1 Analysis of samples
Sample | Proximate analysis/%(mass) | Ultimate analysis/%(mass) | Ash fusion temperature①/℃ | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Mad | Ad | Vd | Cd | Hd | Nd | Sd | DT | ST | HT | FT | |
WJT | 10.15 | 6.9 | 32.92 | 71.25 | 4.1 | 0.76 | 0.15 | 1144 | 1264 | 1318 | 1355 |
Additive | Composition/% | |
---|---|---|
Al2O3 | SiO2 | |
alumina | > 99 | |
kaoline | 45.68 | 50.76 |
diatomite | 3.19 | 83.80 |
silicon dioxide | > 99 |
Table 2 Composition analysis of Al, Si-containing additives
Additive | Composition/% | |
---|---|---|
Al2O3 | SiO2 | |
alumina | > 99 | |
kaoline | 45.68 | 50.76 |
diatomite | 3.19 | 83.80 |
silicon dioxide | > 99 |
Sample | Ash fusion temperature①/℃(Reducing atmosphere②) | |||
---|---|---|---|---|
DT | ST | HT | FT | |
WJT-K | 1008 | 1034 | 1076 | 1131 |
WJT-K-Al | 1350 | 1381 | 1392 | 1420 |
WJT-K-Ka | 1309 | 1342 | 1360 | 1389 |
WJT-K-Si | 1084 | 1126 | 1183 | 1204 |
WJT-K-Di | 1116 | 1153 | 1209 | 1231 |
Table 3 Ash fusion temperatures of samples
Sample | Ash fusion temperature①/℃(Reducing atmosphere②) | |||
---|---|---|---|---|
DT | ST | HT | FT | |
WJT-K | 1008 | 1034 | 1076 | 1131 |
WJT-K-Al | 1350 | 1381 | 1392 | 1420 |
WJT-K-Ka | 1309 | 1342 | 1360 | 1389 |
WJT-K-Si | 1084 | 1126 | 1183 | 1204 |
WJT-K-Di | 1116 | 1153 | 1209 | 1231 |
Sample | Ash fusion temperature①/℃(Reducing atmosphere②) | |||
---|---|---|---|---|
DT | ST | HT | FT | |
WJT-K | 1008 | 1034 | 1076 | 1131 |
WJT-K-Ca 30 | 1056 | 1083 | 1106 | 1124 |
WJT-K- Ca 40 | 1068 | 1119 | 1179 | 1194 |
WJT-K- Ca 50 | 1121 | 1238 | 1301 | 1336 |
Table 4 Ash fusion temperatures of samples
Sample | Ash fusion temperature①/℃(Reducing atmosphere②) | |||
---|---|---|---|---|
DT | ST | HT | FT | |
WJT-K | 1008 | 1034 | 1076 | 1131 |
WJT-K-Ca 30 | 1056 | 1083 | 1106 | 1124 |
WJT-K- Ca 40 | 1068 | 1119 | 1179 | 1194 |
WJT-K- Ca 50 | 1121 | 1238 | 1301 | 1336 |
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