College of Chemical and Biological Engineering;
Zhejiang University;
Zhejiang Provincial Key Laboratory of Advanced Chemical Engineering Manufacture Technology;
Hangzhou 310027;
China;
State Key Laboratory of Chemical Engineering;
Hangzhou 310027;
China;
Sinopec Group;
Anqing Branch;
Anqing 246000;
China;
Acoustic emission(AE)detection; Slag pool liquid level; Slag accumulation height; Early warning;