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在对液压凿岩机恒功率换档控制理论的研究基础上，提出了恒功率输出条件下利用液压凿岩机冲击压力的变化自动控制液压凿岩机换档方案，为液压凿岩过程全参数自适应最优控制提供了理论和技术基础．
Based on the research of constant power shift control theory of hydraulic rock drill, this paper proposed the automatic control program of hydraulic rock drill with the change of impact pressure of hydraulic rock drill under the condition of constant power output, and provided the full parameter adaptive optimal control of hydraulic rock drilling process The theoretical and technical basis.