Analysis of the payback period of a modernized pump unit with induction electric motors of advanced energy efficiency classes

• Date: 2021
• Main Authors: Goman, V.V., Prakht, V.A., Kazakbaev, V.M., Dmitrievskii, V.A., Valeev, E.A., Paramonov, A.S.
• Format: Article
• Language: English; Ukrainian
• Published: National Technical University "Kharkiv Polytechnic Institute" and Аnatolii Pidhornyi Institute of Power Machines and Systems of NAS of Ukraine 2021
• Subjects: centrifugal pump; energy efficiency; energy efficiency class; induction motor; throttling control; energy saving; payback period; lifetime cycle
• Online Access: http://eie.khpi.edu.ua/article/view/225156
• Journal Title: Electrical Engineering & Electromechanics

Aim. The comparative analysis of energy consumption, electricity costs during lifetime cycle and payback period of a pump unit with 90 kW 2-pole induction motors, belonging to various energy efficiency classes, feeding directly from power grid. Methods. The examined operating modes aligned with a ty...