<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The widely used orifice plate falls under restricted type flow devices, has the highest differential pressure and permanent pressure drop in the ensemble. The objective is to curtail the permanent pressure drop and maintain the differential pressure across the orifice plate, and thereby, the power required to pump the liquid is retrenched. So, three-hole, four-hole and five-hole orifice plates with an identical area to that of the single-hole orifice plate were designed and experiments were carried out. It is observed that the experimental results almost matched with the simulation data. In comparing the performance, the four-hole orifice plate yielded a higher differential pressure and higher-pressure loss. In contrast, the five-hole orifice yielded lower differential pressure and higher-pressure loss compared to the single-hole orifice plate. In case of three-hole orifice plate it performed better than the single-hole orifice with reduced pressure loss and higher differential pressure. It was also found that the power consumed by the pump for pumping was lower for three-hole, four-hole and five-hole orifice plates compared to the single-hole orifice plate. Thus, the three-hole orifice plate performs better than a single-hole orifice plate in terms of higher differential pressure, reduced permanent pressure loss and lower power consumption of the pump.</p>
</abstract>

The widely used orifice plate falls under restricted type flow devices, has the highest differential pressure and permanent pressure drop in the ensemble. The objective is to curtail the permanent pressure drop and maintain the differential pressure across the orifice plate, and thereby, the power required to pump the liquid is retrenched. So, three-hole, four-hole and five-hole orifice plates with an identical area to that of the single-hole orifice plate were designed and experiments were carried out. It is observed that the experimental results almost matched with the simulation data. In comparing the performance, the four-hole orifice plate yielded a higher differential pressure and higher-pressure loss. In contrast, the five-hole orifice yielded lower differential pressure and higher-pressure loss compared to the single-hole orifice plate. In case of three-hole orifice plate it performed better than the single-hole orifice with reduced pressure loss and higher differential pressure. It was also found that the power consumed by the pump for pumping was lower for three-hole, four-hole and five-hole orifice plates compared to the single-hole orifice plate. Thus, the three-hole orifice plate performs better than a single-hole orifice plate in terms of higher differential pressure, reduced permanent pressure loss and lower power consumption of the pump.

The Effect of Differential Pressure and Permanent Pressure Loss on Multi-Hole Orifice Plate

Department of Instrumentation Engineering

Measurement Science Review

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

The widely used orifice plate falls under restricted type flow devices, has the highest differential pressure and permanent pressure drop in the ensemble. The...

The Effect of Differential Pressure and Permanent Pressure Loss on Multi-Hole Orifice Plate

Published Online: Oct 17, 2023

Page range: 227 - 236

Received: Apr 14, 2023

Accepted: Sep 25, 2023

DOI: https://doi.org/10.2478/msr-2023-0029

Keywords
Single-hole and multi-hole orifice plate, differential pressure, permanent pressure loss, pump energy assessment

© 2023 TM Hariguru et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

The Effect of Differential Pressure and Permanent Pressure Loss on Multi-Hole Orifice Plate

Published Online: Oct 17, 2023

Page range: 227 - 236

Received: Apr 14, 2023

Accepted: Sep 25, 2023

DOI: https://doi.org/10.2478/msr-2023-0029

KeywordsSingle-hole and multi-hole orifice plate, differential pressure, permanent pressure loss, pump energy assessment

© 2023 TM Hariguru et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
Single-hole and multi-hole orifice plate, differential pressure, permanent pressure loss, pump energy assessment