Contents

Russian Electrical Engineering

Vol. 92, No. 10, 2021

Distribution of Potential in the Ground after the Fall of a Railroad Overhead Wire

K. K. Kim, A. Yu. Panychev and L. S. Blazhko p. 543  abstract

Optimal Frequency Control of Electric-Train Asynchronous Traction Motors

A. D. Petrushin, T. S. Titova, V. V. Nikitin and A. S. Maznev p. 550  abstract

Design Features of a Contact-Battery Shunting Electric Locomotive

P. G. Kolpakhchyan, A. M. Evstaf’ev, V. V. Nikitin, A. A. Zarifyan and T. Z. Talakhadze p. 555  abstract

Method and Program for Calculating the Energy Intensity of Electric-Railway Transportation

A. T. Burkov, A. V. Agunov, K. K. Stepanova and M. A. Ivanov p. 561  abstract

Indirect Determination of the Temperature of Induction-Motor Windings Based on Evaluation of Rotor Resistance

A. A. Pugachev, S. V. Morozov, A. N. Marikin and V. A. Kruchek p. 568  abstract

On the Use of Traction Batteries for Autonomous Urban Electric-Transport Substations

T. P. Satsuk, V. A. Sharyakov, O. L. Sharyakova, V. A. Lebedeva and E. I. Makarova p. 572  abstract

Analysis of Properties and Refined Definition of Characteristics of Electromechanical Magnetorheological Dampers

Yu. B. Kazakov, N. A. Morozov, S. A. Nesterov and V. A. Filippov p. 577  abstract

Electrical Losses and Electrodynamic Forces in the Magnetic System of an Electric Generator with Windings Made of High-Temperature Superconducting Materials

P. A. Kurbatov, E. P. Kurbatova, P. A. Dergachev and A. A. Drozdov p. 583  abstract

Comparative Analysis of a Three-Level Autonomous Inverter and an Autonomous Inverter with a Transformer with a Rotating Magnetic Field in Emergency Modes of Functioning

B. F. Dmitriev, A. I. Cherevko and I. Yu. Kuz’min p. 589  abstract

Magnetic Field in Arc-Quenching Reactors with Smooth Control over the Nonmagnetic Gap

I. R. Bayazitov, V. G. Medvedev, E. M. Petrov and M. I. Petrov p. 598  abstract

Principle and Modes of Operation of the Dynamic Voltage Restorer for Separated Generators

I. I. Zolotov and A. A. Shevtsov p. 603  abstract

Recognition of a Damaged Branch during Unidirectional Observation of a Power Line

Yu. Ya. Lyamets, M. V. Martynov and I. Yu. Nikonov p. 606  abstract

Calculation of a Switched Inductive-Capacitor Generator

G. V. Nosov, S. V. Pustynnikov, E. O. Kuleshova and M. G. Nosova p. 612  abstract

Stepdown Converter of a Fuel-Cell-Based Power Plant for an Unmanned Aerial Vehicle

Yu. A. Burtsev, A. V. Pavlenko, I. V. Vasyukov, V. S. Puzin and A. V. Zhivodernikov p. 618  abstract

Simulation of the Operation of Lithium-Ion Batteries in the Power-Supply System of Autonomous Objects

A. E. Chernov, R. A. Maleev and S. M. Zuev p. 623  abstract

Matrix of Elastic Coefficients of Laminated Cores of Electric Machines

A. V. Ivanov p. 630  abstract