For citations:

Manakhov V.A., Tsvetkov A.N. Spectral analysis of mechanical and chemical defects by the parameters of the wattmetrogram of drawer drive pumping unit in the process of operation. Power engineering: research, equipment, technology. 2022;24(4):50-62. (In Russ.) https://doi.org/10.30724/1998-9903-2022-24-4-50-62