精煤仓弧形闸门控制系统的改造

Transforming of a fined coal bunker arc-shaped valve control system

分析精煤仓弧形闸门的气动控制系统在工作中出现的问题，提出了一种经济、实用的改气动控制系统为液动控制系统的方案。

This paper analyzes the problems occurred to a fined coal bunker arc-shaped valve pneumatic control system during its operation and at meantime an economic and practical version to modify the pneumatic control system to a hydraulic control system is proposed.