从热天平结构及试验条件等影响因素出发 ,分析了不同热天平煤粉燃烧特性试验结果间产生差异的原因 ,提出了改善不同热天平煤粉燃烧特性试验结果间可比性的建议 Based on the influencing factors such as the thermobalance structure and the test conditions, the causes of the differences between the combustion characteristics of pulverized coal with different thermodynamic scales were analyzed, and the suggestion of improving the comparability of the test results of pulverized coal combustion with different thermodynamic scales was put forward