Test shows that proper shaft alignments, compensation capacity of the coupling and rotor dynamic balance etc. are essential to the noise control.

试验表明，转子间的对中状况、联轴器的补偿能力以及轴系的动平衡等因素对机组噪声有明显的影响。

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Finally, it is shown that with proper design of the smoking shaft, dynamic smoke pressure can be enhanced and the efficiency of smoke ventilation improved.

最后提出，通过对竖井的合理设计，可以增大热烟气的动压，达到理想的排烟效果。

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This paper associates with specific construction condition, analyses the construction scheme for main shaft pan loading chamber, and chooses proper construction scheme.

结合具体施工条件，对主井箕斗装载硐室施工方案进行了分析，选择了适宜的施工方案。

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