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Showing 1 to 8 of 8 for “"Pulsed power systems"”.
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Evaluation of diode-based non-linear transmission lines as microwave sources in compact pulsed power systems
… and defense related, for compact, high-power, and solid-state pulsed power sources. Of particular interest are pulsed power sources capable of generating high power microwaves (HPM). Diode-based nonlinear transmission lines (DNLTLs), while meeting the above criteria and widely used for …
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High-performance compact gas filled spark switches
Gas filled spark switches are used extensively in pulsed power systems for their high rate of dV/dt, dI/dt, fast closing times with low jitter, and their high voltage and current capability. Recently there has been a renewed interest in designing spark switches that can operate with environmentally …
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Pulse shaping techniques for mega ampere current on Atlas pulsed power machine
Atlas is one of the world's largest pulsed power systems designed by Los Alamos National Laboratory (LANL) to perform high energy density experiments in support of weapon-physics and basic research programs. The current pulse generated by Atlas is a damped sinusoid that rises to nearly 30 MA in 6 …
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Novel Current-Fed Boundary-Mode Parallel-Resonant Push-Pull Converter
The inherent difficulty in designing high voltage power supplies is often compounded by demands of high reliability, high performance, and safe functionality. A proposed high step-up ratio DC-DC converter meets the exacting requirements of applications such as uninterruptible power systems, radar, …
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Verification and Validation of Magnetohydrodynamics Simulations of Electrically Exploded Conductors
… are used to interpret results of these pulsed power systems and design targets for future experiments. Formal testing of the numerical codes is necessary and broken into two categories: verification and validation. Verification tests how precisely a code solves the physics model …
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HIGH EFFICIENCY AXIAL DIFFRACTION OUTPUT SCHEMES FOR THE A6 RELATIVISTIC MAGNETRON
High-power microwave research strives for compact and highly efficient vacuum diode-driven sources. MAGIC particle-in-cell (PIC) computer simulations have shown that the performance of the well-known A6 relativistic magnetron with radial power extraction through one or more of its cavities can be …
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Development of pulsed power sources using self-sustaining nonlinear transmission lines and high-voltage solid-state switches
… for short pulses capable of delivering high peak power is increasing by leaps and bounds over the last few decades. These pulses are garnering attraction from a wide variety of end-users associated with the military, medical, industry, etc. The diverse nature of the potential application spaces …
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Studies of dielectric breakdown under pulsed power conditions
… higher energy storage capabilities for compact pulsed power applications, the electrical breakdown strength (BDS) of ceramic dielectrics, particularly titanium oxide and ceramic/epoxy composite materials, are being characterized and studied. Results of research to-date show that the dense …