In a water distribution network (WDN) one of the major issues faced by the engineer is to discharge the water with enough pressure and volumetric flow rate for every consumer. The imbalance condition may cause sudden uncertainties of discharge due to hydraulic properties of water. During insufficient flow and pressure in the pipeline, the consumption of end water usage for every consumer varies, which will lead the deviation. The consumer demand pattern has been modeled with dynamic consideration of demand forecasting method. The water distribution of buried pipelines for public usage has a dynamic behavior due to the valve, pipe, roughness, and discharge coefficient. These uncertainties occur at the junction of pressure drop. This proposed concept introduces a dual pumping (secondary pump) system for the pressure regulator to match the balanced discharge of water to each and every customer without any deviation. The secondary pump can be operated to improve the pressure regulation using the control scheme with respect to the pressure compensation. Variable Frequency Drive(VFD) is used to operate the pump 2 at a variable speed to compensate for the deviation.

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Experimental Approach for Water Distribution Network to Compensate the Unequal Discharge Using Dual Pumping System

  • C. Mathan,
  • M. Saravanabalaji,
  • I. Aravindaguru,
  • K. M. Nandhini,
  • S. Sowbarnika

摘要

In a water distribution network (WDN) one of the major issues faced by the engineer is to discharge the water with enough pressure and volumetric flow rate for every consumer. The imbalance condition may cause sudden uncertainties of discharge due to hydraulic properties of water. During insufficient flow and pressure in the pipeline, the consumption of end water usage for every consumer varies, which will lead the deviation. The consumer demand pattern has been modeled with dynamic consideration of demand forecasting method. The water distribution of buried pipelines for public usage has a dynamic behavior due to the valve, pipe, roughness, and discharge coefficient. These uncertainties occur at the junction of pressure drop. This proposed concept introduces a dual pumping (secondary pump) system for the pressure regulator to match the balanced discharge of water to each and every customer without any deviation. The secondary pump can be operated to improve the pressure regulation using the control scheme with respect to the pressure compensation. Variable Frequency Drive(VFD) is used to operate the pump 2 at a variable speed to compensate for the deviation.