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Enhancing energy efficiency in industrial pump units: the role of asynchronous motors with frequency converters

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This research investigates the enhancement of energy efficiency in industrial water supply systems through the implementation of asynchronous motors equipped with frequency converters. With the global increase in energy demand and the critical need for energy-saving solutions, this study focuses on optimizing the performance of centrifugal pumps, which are integral to water management in industrial settings. Utilizing a Variable Frequency Drive (VFD) system, the study demonstrates significant energy savings by controlling motor speed and reducing power consumption. The methodology involves a comprehensive simulation using the Simulink package to model the VFD's impact on pump performance. Key findings indicate that VFDs not only decrease energy usage but also provide precise control over motor speed and torque, thereby enhancing system stability and reducing mechanical wear. These results suggest that adopting VFD technology can lead to substantial cost savings and operational efficiency in industrial water systems. The practical implications of this research are vast, offering a pathway for industries to achieve sustainability and improved energy management. Conclusively, the study underscores the importance of integrating advanced control systems to optimize the energy efficiency and reliability of industrial water supply operations.

AUTHORS

O.Ishnazarov

Institute of Energy Problems of the Academy of Sciences of the Republic of Uzbekistan

K.Khaydarov

Andijan Machine-building Institute

Tags

# energy efficiency# frequency converters# industrial water systems# asynchronous motors# variable frequency drive (VFD)# centrifugal pumps# motor speed control# energy savings# pump performance optimization

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ROI:

https://eroi.uz/11.0206/A0125-0054

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References

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Pirmatov, N., Xaydarov, X., Abduraxmonov, S., Sayitov, S. “Energy saving using a frequency converter in asynchronous motor operating modes”, In E3S Web of Conferences (2024, November) (Vol. 508, p. 08011). EDP Sciences. DOI 10.1051/e3sconf/202450808011

Xaydarov X., Qarshiyev K., Berdiyorov U., “Energy saving using a frequency converter in asynchronous motor operating modes”, In AIP Conference Proceedings (Vol. 3152, No. 1). (2024, June). AIP Publishing. https://pubs.aip.org/aip/acp/issue/3152/1

Pirmatov N.B., Matqosimov M., Mahamadjonov S., Xaydarov X., “Characteristics of the static and dynamic operating modes of the asynchronous generator in renewable energy sources and the production of electric energy control through a frequency converter”, E3S Web Conf., 480 (2024) 01007. DOI: https://doi.org/10.1051/e3sconf/202448001007.

Pirmatov N.B., Xaydarov X.M., “Investigating the issues of energy saving by means of a mathematical model of transient processes of asynchronous engines in pump units” “Science and innovative development” International scientific-technical journal, vol (3), no. 1, pp. 63-71, 2023. DOI https://dx.doi.org/ 10.36522/2181-9637-2023-5-7.