<abstract xmlns="http://www.w3.org/1999/xhtml"><p>One of the ways to ensure a reliable operation of irrigation systems is to protect them from water hammer (hydraulic shock) damage that occurs when starting or stopping a pumping station. This can be achieved by creating conditions in which a water hammer will not occur in the pressure pipeline as a result of closing the end gate valve (EGV). The aim of the present study was to investigate processes occurring in the pipeline during a linear closure of the EGV, during a closure with one break point and during an intermittent closure, as well as to verify the effectiveness of a combined end gate valve closure of the pipeline. Based on experimental data and calculations, the article recommends a linear closure of the EGV with one break point.</p></abstract>

One of the ways to ensure a reliable operation of irrigation systems is to protect them from water hammer (hydraulic shock) damage that occurs when starting or stopping a pumping station. This can be achieved by creating conditions in which a water hammer will not occur in the pressure pipeline as a result of closing the end gate valve (EGV). The aim of the present study was to investigate processes occurring in the pipeline during a linear closure of the EGV, during a closure with one break point and during an intermittent closure, as well as to verify the effectiveness of a combined end gate valve closure of the pipeline. Based on experimental data and calculations, the article recommends a linear closure of the EGV with one break point.

Experimental Study of the Effectiveness of a Combined Closure of the End Gate Pipeline Valve

Department of Water Power Engineering, Heat Power Engineering and Hydraulic Machines

National University of Water and Environmental Engineering

Department of Computer Science in Water Engineering

Archives of Hydro-Engineering and Environmental Mechanics

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

One of the ways to ensure a reliable operation of irrigation systems is to protect them from water hammer (hydraulic shock) damage that occurs when starting or...

Experimental Study of the Effectiveness of a Combined Closure of the End Gate Pipeline Valve

Published Online: Mar 12, 2020

Page range: 3 - 13

Received: Feb 20, 2019

DOI: https://doi.org/10.1515/heem-2019-0001

Keywords
Valve closure modes, experimental installation, valve control device, results of experimental studies

© 2019 Henrikh H. Herasymov et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Experimental Study of the Effectiveness of a Combined Closure of the End Gate Pipeline Valve

Published Online: Mar 12, 2020

Page range: 3 - 13

Received: Feb 20, 2019

DOI: https://doi.org/10.1515/heem-2019-0001

KeywordsValve closure modes, experimental installation, valve control device, results of experimental studies

© 2019 Henrikh H. Herasymov et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
Valve closure modes, experimental installation, valve control device, results of experimental studies