School of Energy Science and Engineering;
Harbin Institute of Technology;
Harbin 150001;
China;
Guizhou Wanfeng Electric Power Co.;
Ltd.;
Xingyi 562400;
China;
Guizhou Xingyi Project Department;
Huadian United(Beijing)Power Engineering Co.;
Ltd.;
Xingyi 562400;
China;
supercritical down-fired boiler; industrialscale experiment; tertiary air declination angle; coal combustion; steamtemperature;