The hydromechanical principle of pressure-difference by-pass control system was analyzed, and the parameter confirmation and the adjusment process of pressure-difference by-pass control system were analyzed by hydraulic diagrams.

• 分析了差压旁路控制系统的流体力学原理,并通过水压图分析了控制系统的参数确定及差压旁路控制系统的调节过程。