[en] A technique for engineering design of two-dimensional stationary temperature field of rectangular cross section blending pile with inner heat release under nonsymmetrical cooling conditions is suggested. Area of its practical application is determined on the basis of experimental data known in literature. Different methods for calculating temperature distribution in betatron magnetic circuit are compared. Graph of maximum temperature calculation error on the basis of approximated expressions with respect to exact solution is given

[en] Torsional vibrations of the shaft of a pump unit are analyzed on the basis of expressions for a prompt value of electromagnetic momentum of the asynchronized rectifier circuit. The experimental results of study on 3500 kW unit are given

[en] Design features of current-limiting reactors with superconducting screens, designated for limiting currents of short circuit in power systems are considered. Comparative analysis of technical and economical characteristics of nonlinear reactors with screens and cryogenic supply systems of various types is conducted. Relations for calculating optimal parameters of reactors with closed and open screens and helium and nitrogen refrigeration systems are obtained

[en] Under modernization of 2.5 MV accelerator high-voltage design in the initial (EhG-2.5) and improved (EhG-3) structures the following aspects are investigated: static breakdown voltages, crater (breakdown trace) distribution on the electrode surface as well as the breakdown probability properties. It is shown that breakdown voltage is first of all determined by maximum intensity, effective electrode area and gas density. The model of insulation system breakdown - ''single-staged high voltage accelerator'' - is clarified and methods for precise calculation of breakdown voltage for the element with weakly-inhomogeneous field proposed

[en] Principles and operational efficiency of inductive storages (IS) with cascade power amplification are investigated. It is shown that application of cascade systems with IS with high-efficiency intercascade power transfer allows one to increase the communication system reliability under a stepped current switch and discharge power of an inlet cascade. In this case systems with initial storage of energy of the order of gigajoule in a superconducting IS are of a special interest

[en] Problem of optimization of the capacitive energy storages used in thermonuclear investigations is solved as applied to cable transformer which scattering inductance is determined with cable inductance used for its production. Application of matching transformers with optimal parameters in the Theta-pinch facility, where as a supply sourse used is a capacitor with stored energy ω₀=1 MJ, charge voltage v₀=150 kV and intrinsic inductance Lsub(n)=60 nGn at load inductance Lsub(H)=(5-10) nGn, permitted to increase the capacitor utilization factor 2-3 times as well as maximum current value at load of 40-60%

[en] The main principles of weak-dissipative systems of magnetic energy transfer are considered. Inductive storage (IS) block diagram agreement criteria are discussed. It is shown that transfer system with sequentially-parallel switched IS sections is more preferable than the system with section disconnection of magnetic switch type. Sectioned IS - a pulse generator of magnetic fields for the energy range up to 20 MJ is advised to be optimized by energy parameter - the efficiency product into the inlet power determined in relative units of total breaking capacity of the current switches used. For large complexes of magnetic pulse system supply it is possible to perform cost minimization under assigned characteristics of energy pulse on the base of ratios obtained

[en] The basic properties of forceless magnetic fields reversed field pinches compact tori) are given and the methods of their study are described. Arrangement of path of current flow according to the forceless principle can be put in the basis of production of electrotechnical devices free from electrodynamic forces. The main attention is paid to analytical methods of investigation of these configurations, reflecting modern directions in the theory development. New results concerning the methods of forceless magnetic field description using scalar potential introduction are presented in particular