Study on Optimization of Pump Shaft Transmission System of Plastic Centrifugal Pump

Table 14

Data summary of span-suspension ratio of 1 : 1.

	First observation point	Second observation point	Third observation point
Maximum deflection corresponding speed (r/min)	1100	800	1100
Maximum deflection (μm)	6	2	26
Minimum deflection corresponding speed (r/min)	400	400	400
Minimum deflection (μm)	4	1	5
Year-on-year speed increase (%)	175	100	175
Deflection year-on-year increase (%)	50	100	420