Theoretically the sum of the velocities of the three pistons on the discharge stroke in a low-fluctuation triplex pump should be a constant, and this can be achieved by means of the cam mechanism.
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美
- 对于三缸低波动往复泵,理论上应使三个活塞在排出行程(吸入行程)中的速度之和为一常数,采用凸轮机构能达到这一目的。