Khrysto O. High-voltage generators sub-microsecond pulses with improved energy-dynamic parameters of each unit for electric discharge technologies

The оbject of research: high-voltage generators sub-microsecond pulses using charge-storage and compression units. The purpose of research: development of the theory of asymmetric oscillation mode and expansion of the circuit principles of construction of high-voltage magnetic-semiconductor pulse generators by the each node of the numerical analysis of electromagnetic processes in the converter nodes using improved mathematical models of non-linear switching devices and the creation of new management tools, aimed at improving energy-dynamic parameters these generators. Methods of research: method of mathematical modeling of electrical circuits, numerical methods for the analysis of systems of nonlinear integro - differential equations, method of approximate analytical expression characteristics of non-linear elements, the classical method for the analysis of transients in linear circuits; physical modeling of electromagnetic processes. Theoretical and practical results and innovations: a complex construction principle of the modern high-voltage magnetic- semiconductor pulse generators (MSGI) is proposed; a mathematical model of the switching choke, which allows to analyze the electromagnetic processes in the mutual imposition of currents in adjacent stages of compression is developed; on the basis of mathematical and physical modeling an extended classification of controlled converter units as part MSGI is obtained; an optimal operating modes of the diode opening switch are defined and analytical expressions defining the energy conversion efficiency are derived; software packages for numerical calculation of each unit of energy-dynamic parameters of high-voltage MSGI are developed. A subject degree of introduction: are used at the Institute of Pulse Processes and Technologies of NAS of Ukraine (Mykolaiv) and are used at the Institute of Electrodynamics of NAS of Ukraine (Kyiv) in the development of prototypes of high-voltage pulse generators. Effectiveness of implantation: increase energy - dynamic parameters MSGI. Sphere of use: electric discharge technologies.