What is the correct expression for discharge of a single acting reciprocating pump?

Discharge through the reciprocating pump: The discharge through a single acting reciprocating pump is given as. Q = Volume of water delivered in one revolution × number of revolutions per second. \(Q = V \times \frac{N}{{60}}\)

How do you calculate the power of a reciprocating pump?

The values normally range between 80 and 95 percent, according to Joe Evans, Ph. D., an expert from PumpTech, Inc. Calculate the pump power, in brake horsepower or bhp, using the following formula: bhp = (Q X P) / (1714 X ME) 1714 is a conversion factor to produce a result in terms of brake horsepower.

How does a single acting reciprocating pump work?

Single-acting reciprocating pump: This has one suction valve and one discharge valve. When the piston is moved backward, suction happens and when it moves forward, the delivery valve opens up to discharge the liquid.

How that the work done by a reciprocating pump is equal to the area of the indicator diagram?

Explanation: Indicator diagram of a reciprocating pump is the plot between Pressure head at suction and delivery vs stroke length. The area of the plot is proportional to the work done by the pump.

What is the discharge of reciprocating pump?

All reciprocating pumps have a pulsating discharge. This is the result of the piston motion as it stops and reverses. At this moment, the flow from that piston theoretically drops to zero.

How does a discharge pump work?

A sewage pump is used to transfer sewage liquids and solids from one place to another. When the pump is turned on, the motor starts to rotate the impeller, creating the pressure that pushes water into the impeller and goes into the discharge pipe.

How do you calculate the power of a submersible pump?

Quick Formula Actual power required = (water horsepower) / (pump efficiency). Write efficiency as a decimal (50\% → 0.5).

How is electric pump power calculated?

Pump Power calculation Formula: Pump Power P(kW) = q(m3/hr) x ρ(kg/m3) x g(m2/s) x h(m) x p(Pa) / 3600000. The same way pump power in horsepower formula can be written as, Pump Power P(HP) = q(m3/hr) x ρ(kg/m3) x g(m2/s) x h(m) x p(Pa) / 2685600. Also above pump power is required to lift the liquid to head meters.

What is the work of reciprocating pump?

The working of reciprocating pump is as follows: When the power source is connected to crank, the crank will start rotating and connecting rod also displaced along with crank. When the crank moves inwards or towards the cylinder, the piston will move towards its left and compresses the liquid in the cylinder.

How does a handheld pump work?

It gets power by the pump through a connecting rod. It moves upward and downward according to the handle movement. As the piston moves upward, it generates a vacuum inside the pump cylinder, and water starts entering into the cylinder. When the piston moves downward, it draws water out of the pump.

How do you calculate work done by a pump?

The work performed by the pump is equal to the weight of liquid pumped in Unit time multiplied by total Head in meters.

How does a turbine pump work?

Turbine pumps are dynamic pumps, meaning they utilize fluid momentum and velocity to generate pump pressure. Specifically, they are centrifugal pumps, which generate this velocity by using an impeller to apply centrifugal force to the moving liquid.