差动回路是从无杆腔进油,使有杆腔的油回到无杆腔。在同一压强(我们俗称的压力)下,利用无杆腔和有杆腔的面积差,产生压力F差,从而驱动液压缸伸出。因为有杆腔的油回到了无杆腔,所以液压缸能以较快速度动作,实现小流量高速度。
通过修改PLC程序,利用液压差动回路实现轻压下,提高了铸坯质量。
After the modification at PLC program, the soft reduction is achieved via hydraulic differential circuit and the billet quality is improved.
因此,该流体的差动回路既可提高系统中活塞杆空载运行 的速度,又可节能,延长系统使用寿命。
Therefore, the fluid differential circuit can not only increase the speed of the no-load operation of the piston rod in the system, but also save energy, and prolong the service life of the system.
针对液压缸差动回路输出速度受管道液阻及差动工作时换向阀工作状态影响的问题,分析了这些影响因素。
This paper points out the influence on the start-up circuit of the differential-voltage protection when the capacitors primary connection is changed.
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