Rotating impeller week, will go to a certain point of view, the local emergence of Sandy Bay's largest radial clearance or minimum clearance space.
叶轮转动一周，会在转到某一角度时，局部出现口环径向间隙的最大间隙或最小间隙。
2
One radial vibration probe positioned in " Y " plane for each rotor after impeller. For vibration display, alarm and shutdown, function wired to control panel.
每级叶轮后的转子轴处都装有一径向振动探头，线接至控制柜，为每级振动的显示、报警和停机。
3
The velocity distribution near the impeller, with high axial velocity and low radial velocity, is the same as ring jet flow.