Suppose a pump moves 500 gallons of water per minute (GPM) against a total head of 100 feet. Find the WHP.Plugging the values into the equation:WHP = 500 x 100 / 3960WHP = 50000 / 3960WHP = 12.63The water horsepower in this scenario is approximately 12.63....
Formula – 1 Here Q = Flow rate in m3/sec H = Total developed head in meters ρ= Density in kg/m3 g = Gravitational constant = 9.81 m/sec2 η = Efficiency of the pump ( between 0% to 100%) Formula – 2 Here Q = Flow rate in m3/hr ...
The invention relates to a design method for a total-head vortex pump impeller. In the method, essential geometric parameters of blades, such as external diameter, width of an outlet, a setting angle of the outlet and a design formula of wrapping angle of blade are provided. By using the ...
The heads in subsequent stages are additive so a pump with a given number of stages develops a total head calculated as the product of the total number of stages and the head per stage. This rule allows one to find the number of stages required to develop the total head to overcome the...
Total pond gallons Total dynamic head pressure Width of spillway on waterfall (if you will have a waterfall) Fish load Voltage / Energy Consumption Total pond gallonscan be figured out by using the following formula: Rectangular or Square Pond: ...
(A pump characteristic curve calculator might offer different units such as Bar or meters of head). As Figure 1 illustrates, every 2.31 feet of head equals 1 PSI. Fig 1. Every 2.31 feet of head creates 1 PSI of pressure.The Formula for PSI: Feet of Head/2.31 = PSI Flow is the ...
As a result of the described movement, the total head of the pump increases. Figure 1. The working process of the labyrinth pump. The calculation process of the axial units involves two methods. The first one allows the assumed hydraulic parameters to be obtained by means of recalculating ...
In this study, we proposed a novel approach to improve centrifugal pump performance with regard to the pump head, pump efficiency, and power. Firstly, to establish constraints, an optimal numerical model that accounted for factors such as pump efficiency and the head was considered. The pump was...
That is why they are using head instead of pressure. The following formula converts pressure to the head; H(meter) = 10.2 P/SG or H(feet)= 2.3P/SGOnce the rated flowrate has been determined, the designer subsequently specifies the total head (H) needed at this flowrate. ...
we find that the total head was equiva- lent to the pressure increment between the outlet of the suc- tion pipe and the outlet of the volute, and the calculated results for clean water and the two-phase flow are close to the experimental data, with the head error less than 2% and effi...