The effect of viscosity on the outlet pressure of a reciprocating pump
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I would appreciate it if experts could advise me on the relationship between viscosity and the pressure at the outlet of a reciprocating pump
Reciprocating pumps are generally used to increase pressure or to transport liquids with high viscosity or containing impurities. The viscosity level determines the flow rate of a fluid in pipelines; the higher the viscosity, the slower the flow rate, and correspondingly, the greater the force required to make it flow. . Summary: For the same pump, the higher the viscosity of the liquid being pumped, the higher the outlet pressure and the greater the required inlet head pressure
The answer above is correct; the pressure will increase. This is under the assumption that the current remains constant.
The outlet pressure of a reciprocating pump is not determined by the medium, but rather by the pump’s own capacity, the pressure required by the downstream system, pressure regulating valves (or safety valves), etc.; it has little to do with viscosity.