某水电站厂房人工砂石系统石粉回收优化方案

简述了大岗山水电站厂房人工骨料加工系统工程概况，重点介绍了制砂系统的设计规模、生产能力、工艺布置和制砂设备配套，针对加工物料的岩性特点，采取了圆锥破碎机、立式冲击破碎机联合制砂工艺，达到了预期的目的。

On optimization scheme for stone powder recovery in artificial aggregate system in some hydropower house

The paper introduces briefly the survey of the artificial aggregate process system in Dagangshan hydropower houses, mainly elaborates the design scale, the production capability, the craft layout and the sand-making equipment in the sand-making system, and adopts the combination of the cone crusher and the vertical impact crusher according to the rock features of the processed materials, so as to achieve the expected purpose.