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

   • K. K. Kim
   • A. Yu. Panychev
   • L. S. Blazhko

   OriginalPaper 27 December 2021 Pages: 543 - 549

   

2. Optimal Frequency Control of Electric-Train Asynchronous Traction Motors

   • A. D. Petrushin
   • T. S. Titova
   • A. S. Maznev

   OriginalPaper 27 December 2021 Pages: 550 - 554

   

3. Design Features of a Contact-Battery Shunting Electric Locomotive

   • P. G. Kolpakhchyan
   • A. M. Evstaf’ev
   • T. Z. Talakhadze

   OriginalPaper 27 December 2021 Pages: 555 - 560

   

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

   • A. T. Burkov
   • A. V. Agunov
   • M. A. Ivanov

   OriginalPaper 27 December 2021 Pages: 561 - 567

   

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

   • A. A. Pugachev
   • S. V. Morozov
   • V. A. Kruchek

   OriginalPaper 27 December 2021 Pages: 568 - 571

   

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

   • T. P. Satsuk
   • V. A. Sharyakov
   • E. I. Makarova

   OriginalPaper 27 December 2021 Pages: 572 - 576

   

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

   • Yu. B. Kazakov
   • N. A. Morozov
   • V. A. Filippov

   OriginalPaper 27 December 2021 Pages: 577 - 582

   

8. 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
   • A. A. Drozdov

   OriginalPaper 27 December 2021 Pages: 583 - 588

   

9. 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
   • I. Yu. Kuz’min

   OriginalPaper 27 December 2021 Pages: 589 - 597

   

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

    • I. R. Bayazitov
    • V. G. Medvedev
    • M. I. Petrov

    OriginalPaper 27 December 2021 Pages: 598 - 602

    

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

    • I. I. Zolotov
    • A. A. Shevtsov

    OriginalPaper 27 December 2021 Pages: 603 - 605

    

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

    • Yu. Ya. Lyamets
    • M. V. Martynov
    • I. Yu. Nikonov

    OriginalPaper 27 December 2021 Pages: 606 - 611

    

13. Calculation of a Switched Inductive-Capacitor Generator

    • G. V. Nosov
    • S. V. Pustynnikov
    • M. G. Nosova

    OriginalPaper 27 December 2021 Pages: 612 - 617

    

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

    • Yu. A. Burtsev
    • A. V. Pavlenko
    • A. V. Zhivodernikov

    OriginalPaper 27 December 2021 Pages: 618 - 622

    

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

    • A. E. Chernov
    • R. A. Maleev
    • S. M. Zuev

    OriginalPaper 27 December 2021 Pages: 623 - 629

    

16. Matrix of Elastic Coefficients of Laminated Cores of Electric Machines

    • A. V. Ivanov

    OriginalPaper 27 December 2021 Pages: 630 - 635