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Investigating operator vibration exposure time of 13 hp power tiller fuelled by diesel and biodiesel blends
white finger vibration acceleration highest class of risk
2014/11/28
One of the most useful agricultural machinery is power tiller; this kind of tractor is widely used in small fields. The
operators of this kind of machinery are exposed to high level of vibration. Lo...
Investigating the pumping process of a resonance-vibrating pump for medium-depth boreholes
resonance vibrating pumps dual-shaft shaker spring suspension system foot valve oscillating pipe water column
2014/2/27
This paper deals with the pumping process of a resonance-vibrating pump, which utilizes the resonance vibrations of one degree-of-freedom oscillating system. The pump is powered by a mechanical shaker...