冶金能源
冶金能源
야금능원
ENERGY FOR METALLURGICAL INDUSTRY
2014年
3期
42-47
,共6页
宋腾飞%张建良%徐润生%庞清海%毛瑞%姜喆
宋騰飛%張建良%徐潤生%龐清海%毛瑞%薑喆
송등비%장건량%서윤생%방청해%모서%강철
转炉除尘灰%煤粉%热重分析%动力学
轉爐除塵灰%煤粉%熱重分析%動力學
전로제진회%매분%열중분석%동역학
BOF dust%pulverized coal%thermal analysis%kinetic analysis
利用TG-DTG-DTA曲线考察了不同掺混比转炉除尘灰对煤粉着火温度、燃尽温度、最大失重速率等燃烧特性参数的影响。通过动力学计算分析，表明转炉除尘灰有助于改善煤粉的着火性能，对煤粉的燃烧起到促进作用，无烟煤A和烟煤B较佳掺混比分别为1.96％，3.85％～5.67％。
利用TG-DTG-DTA麯線攷察瞭不同摻混比轉爐除塵灰對煤粉著火溫度、燃儘溫度、最大失重速率等燃燒特性參數的影響。通過動力學計算分析，錶明轉爐除塵灰有助于改善煤粉的著火性能，對煤粉的燃燒起到促進作用，無煙煤A和煙煤B較佳摻混比分彆為1.96％，3.85％～5.67％。
이용TG-DTG-DTA곡선고찰료불동참혼비전로제진회대매분착화온도、연진온도、최대실중속솔등연소특성삼수적영향。통과동역학계산분석，표명전로제진회유조우개선매분적착화성능，대매분적연소기도촉진작용，무연매A화연매B교가참혼비분별위1.96％，3.85％～5.67％。
The influence of different blend ratio of BOF dust on combustion properties parameters , which include ignition temperature , burnout temperature , and maximum rate of combustion , were dis-cussed by TG-DTG-DTA curve.The results through activation energy calculating show that the BOF dust has benefit on the ignition property of coal and can promotes the pulverized coal combustion .The better property of coal A and coal B is 1.96%, 3.85%~5.67%.
