在现有的高压水射流粉碎技术的基础上，提出了一种新型的复合式水力粉碎装置，并探讨了其粉碎机理。
This paper proposed a new kind of compound water power comminuting device based on high-pressured water jet technology and made an analysis of its comminuting mechanism.
试验结果表明，高压水射流粉碎过的煤泥浮选后其精煤的灰分含量为煤泥直接浮选精煤含量的一半，全硫含量仅为煤泥直接浮选精煤含量的五分之一。
The results of the flotation experiments shows that the ash content of the washed coal is only half of the coal slurry flotation without comminution by high pressure water jet, and the total sulfur.
通过试验方法研究了高压水射流功率、研磨介质的填充量和配比、冲击时间等对该装置粉碎能力的影响。
Also, the experiments had been carried out to study the effects of the high-pressured water jet power, the amount and composition of grinding medium and the impact time on the comminuting capability.
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