<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The paper is devoted to the centrifugal pumps represented the most popular type of pumping equipment used in different areas. The pressure control approach for variable speed driven (VSD) parallel connected centrifugal pumps is reported. The goal of the study is optimization of some quality indices, such as efficiency, consumed power, productivity, energy carrier temperature, heat irradiation, etc. One of them – efficiency – has been studied in the paper more carefully. The mathematical model of pumping process is discussed and a vector-matrix description of the multi-pump application is given. The program-based pressure control system is developed which productivity is changed by regulating the number of working pumps. The paper introduces new pressure control algorithms based on the working point estimation intended for programmable logical controllers (PLC). Experiments prove correctness of the offered methodology.</p></abstract>

The paper is devoted to the centrifugal pumps represented the most popular type of pumping equipment used in different areas. The pressure control approach for variable speed driven (VSD) parallel connected centrifugal pumps is reported. The goal of the study is optimization of some quality indices, such as efficiency, consumed power, productivity, energy carrier temperature, heat irradiation, etc. One of them – efficiency – has been studied in the paper more carefully. The mathematical model of pumping process is discussed and a vector-matrix description of the multi-pump application is given. The program-based pressure control system is developed which productivity is changed by regulating the number of working pumps. The paper introduces new pressure control algorithms based on the working point estimation intended for programmable logical controllers (PLC). Experiments prove correctness of the offered methodology.

PLC-Based Pressure Control in Multi-Pump Applications

Associate Professor, St. Petersburg Electrotechnical University

Associate Professor, Tallinn Technical University

PhD student, Tallinn University of Technology

Electrical, Control and Communication Engineering

This work is licensed under the Creative Commons Attribution 4.0 Public License.

{"article-title":"PLC-Based Pressure Control in Multi-Pump Applications"}

The paper is devoted to the centrifugal pumps represented the most popular type of pumping equipment used in different areas. The pressure control approach for...

PLC-Based Pressure Control in Multi-Pump Applications

Published Online: May 28, 2016

Page range: 23 - 29

DOI: https://doi.org/10.1515/ecce-2015-0008

Keywords
Pumps, Variable speed drives, Pressure control, Power quality, Microcontrollers

© 2015 Riga Technical University

This work is licensed under the Creative Commons Attribution 4.0 Public License.

PLC-Based Pressure Control in Multi-Pump Applications

Published Online: May 28, 2016

Page range: 23 - 29

DOI: https://doi.org/10.1515/ecce-2015-0008

KeywordsPumps, Variable speed drives, Pressure control, Power quality, Microcontrollers

© 2015 Riga Technical University

This work is licensed under the Creative Commons Attribution 4.0 Public License.

Keywords
Pumps, Variable speed drives, Pressure control, Power quality, Microcontrollers