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2 edition of A nanosecond microwave burst generator using resonant buildup for output peak power enhancement found in the catalog.

A nanosecond microwave burst generator using resonant buildup for output peak power enhancement

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Published by Naval Postgraduate School in Monterey, California .
Written in English


ID Numbers
Open LibraryOL25129075M

To test the circuit I mounted everything on a solderless breadboard using whatever components I had access to. It's far from perfect but it works. I'm using a 10pF capacitor until I can get a handful of 2pF to select a good one. I'm also using multiple inductors in series for a total of 22uH which is far from the uH called for in the design. offers nano power generators products. About 9% of these are Diesel Generators, 7% are Alternative Energy Generators, and 5% are Solar Energy System. A wide variety of nano power generators options are available to you, such as output type. Fusion power is a proposed form of power generation that would generate electricity by using heat from nuclear fusion a fusion process, two lighter atomic nuclei combine to form a heavier nucleus, while releasing energy. Devices designed to harness this energy are known as fusion reactors.. Fusion processes require fuel and a confined environment with sufficient temperature. X-rays make up X-radiation, a form of high-energy electromagnetic X-rays have a wavelength ranging from to 3 nanometres, corresponding to frequencies in the range 30 petahertz to 30 exahertz (3×10 16 Hz to 3×10 19 Hz) and energies in the range eV to keV.X-ray wavelengths are shorter than those of UV rays and typically longer than those of gamma rays.


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A nanosecond microwave burst generator using resonant buildup for output peak power enhancement by Roy Lafayette Ray Download PDF EPUB FB2

Library nl Postgraduate School i California A Nanosecond Microwave Burst Generator Using Resonant Buildup For Output Peak Power Enhancement by Roy Lafayette^Ray, Jr. Lieutenant, Unitecf States Navy B.S., University of Washington, Submitted in partial fulfillment of the requirements for the degree of MASTER OF SCIENCE IN ELECTRICAL ENGINEERING from the NAVAL POSTGRADUATE SCHOOL June ABSTRACT A system has been developed for generatinq nanosecond-order pulses of microwave enerqy.

A nanosecond microwave burst generator using resonant buildup for output peak power : Roy Lafayette Ray. Nanosecond Square-Wave Pulse Generator for Pulsed Electric Field Treatment of Biological Objects. In this work a compact adjustable 0 – 8 kV, ns – 5 µs repetitive square wave electrical pulse generator, which can deliver pulses with ±5% pulse parameter uncertainty and supports electrolytic loads in 20 ω – 3 kΩ range is presented.

Ten switches can be synchronized within about 10 ns. This system is able to produce pulses with a rise-time of about 11 ns and a width of about 55 ns.

The peak output power of over MW with a peak output current of about 11 kA was obtained. The energy conversion efficiency is %. Circuit diagram of the proposed pulse generator. 0 2 4 6 8 10 -5 0 5 10 t (ns) U (V) driver output sharpener output pulser output Figure 3. Waveforms measured in the pulse generator circuit using an Agilent C sampling oscilloscope at a 50 Size: KB.

This banner text can have markup. web; books; video; audio; software; images; Toggle navigation. same resonant frequency. Thus the peak reverse current will be twice the peak forward current, and the charge will be extracted at exactly a quarter period, at the peak of the reverse current.

The opening of the switch S1 recharges the first capacitor and completes the cycle. Figure 1. Principle of pulse generation by a diode opening switch.

DESIGN NOTE. A V nanosecond pulse generator using cascode-connected power MOSFETS. R J Baker and B A nanosecond microwave burst generator using resonant buildup for output peak power enhancement book Johnson.

Department of Electrical Engineering, College of Engineering, University of Nevada, Reno, NevadaUSA Received 17 Februaryaccepted for publication 5. Power MOSFETs in series are used for generating high voltage, >lkV, pulses with nanosecond rise and fall times. The 'design procedures for series operation and driving power MOSFETs to attain nanosecond switching times are given.

A Y pulae generator is designed with a 3ns falltime and a l5ns risetime into a load. A pulsed power generator with nanosecond pulse width was developed as an electrical source equipment for A nanosecond microwave burst generator using resonant buildup for output peak power enhancement book discharge chemical treatments.

The pulsed power generator mainly consists of a tesla transformer and a highly pressurized gas gap switch. When the charging voltage is kV,the peak output voltage is about 40kV and the pulse width.

This work focuses on the design of a compact high power pulsed electromagnetic wave generator using a nanosecond pulsed power generator for the cancer treatment. In this study, we have A nanosecond microwave burst generator using resonant buildup for output peak power enhancement book the pulsed power generator that outputs the multiple burst pulses in a cluster continuously.

The discharge current lasts less than ns. The voltage, current, power peak values and the injected energy per pulse can reach up to 13kV, 19A, kW and 4mJ, respectively, where reactor length was mm. All results are obtained at room temperature and in air.

The use of air-core inductors in the resonant network results in a stable output pulse with an amplitude that scales linearly with input voltage and a pulse width that is independent of amplitude. A shaper of gigawatt nanosecond microwave pulses with time domain compression of magnetron radiation energy.

Abstract. For boosting the peak power of microwave radiaton pulses emitted by a mass-produced magnetron, a two-stage series-resonance microwave pulse compression system is connected to its by: 1. The generation of ns pulses at the central frequency GHz and MW output microwave peak power was realized.

The corresponding efficiency of 42% ± 5% in power. A compact UWB sub-nanosecond pulse generator for microwave radar sensor with ringing miniaturization. A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text.

Microwave Energy Generator Circuit Oscillatory Circuit Resonance Compression Electron Beam Power These keywords were added by machine and not by the authors.

This process is experimental and the keywords may be updated as the learning algorithm by: 2. Nanosecond and sub-nanosecond high voltage pulses can provide new applications.

A cancer treatment by an ultra-short pulse high electric field is one of them. High power pulsed microwave has been proposed to apply the high electric field for that treatment. This work focuses on the design of a compact high power pulsed microwave generator using a nanosecond pulse power generator for Cited by: 8.

Maximum output voltage of up to 50 kV Rise time from 20 picoseconds to tens of nanoseconds Pulse width from hundreds of picoseconds to tens of nanoseconds External triggering ( V, ns) Modules require external DC power supply with voltage from 24 V to several kilovolts.

Furthermore, using a train of bursts of short pulses, peak power of MW and average power of kW with 3 GHz repetition rate in a 3-short burst experiment ; peak power of 1 GW and average power of kW with GHz repetition rate in a short burst experiment; and so on.

Using Resonant Delay Lines Sami G. Tantawi, Member, IEEE, Roderick J. Loewen, Christopher D. Nantista, and Arnold E. Vlieks Abstract— In this paper, we present theory and experimental data for a resonant-delay-line pulse-compression system.

The system is fed by two high-power klystrons atX -band. The peak output power is four times the input. KALI pulse power system has been used to generate single pulse nanosecond duration high-power microwaves (HPM) from a virtual cathode oscillator (VIRCATOR) device.

HPM power measurements were carried out using a transmitting-receiving system in the presence of intense high frequency (a few MHz) electromagnetic noise. Initially, the diode detector output signal could not Author: Amitava Roy, S. Singh, R. Menon, D. Senthil Kumar, R. Venkateswaran, M.

Kulkarni, P. Saroj. RC and nanosec nanosecond pulse generator RC05 resistor RC60 RC05 RC10 RC RC20 RC40 RC 6PHR. Abstract: nanosecond pulse generator 6PHR05 6PHR10 6PHR 6PHR20 6PHR40 6PHR60 6PHR80 Text: REFERENCE A - A A PULSE GENERATOR R2 1 OHM SCOPE R1, R2 NON-INDUCTIVE RESISTORS PULSE GENERATOR - HEWLETT PACKARD A.

Conclusion. Preliminary testing of a new subnanosecond modulator has shown that the integration of a charging device based on a nanosecond high-voltage driver with solid-state switches and a pulse peaker with high-pressure hydrogen spark gaps has considerable by: 2.

The 3-D plot of the peak intensity is as shown in Fig. Results obtained have shown that the highest center peak intensity of the double nanoring can be useful for small electrical power generator, which is shown in Fig.

Download: Download full-size image; Fig. Input and output peak intensities of a single nanoring by: 4. Hi everyone. I was wondering if it is possible to use a timer in Astable mode to generate a pulse train of 16 pulses, each of width of 40ns and period of 80ns, total of microseconds.

Will the timer operate at this high of frequency. How can I. g2 set the generator's output impedance and are typically 50 Ω With conventional, discrete, Si RF power transistors, 2 V pulses (into 50 Ω) with ns rise/falltimes can easily be achieved.

Fig. 5 Ramp generator & linear amplifier to generate adjustable rise/falltime pulses. For adjustable risetime pulses ( File Size: KB. The power output from electromagnetic piezoelectric systems is W and mW, respectively at 20 Hz with an acceleration of 35 g.

In a later study, Sang et al. also designed a hybrid power generator using piezoelectric and electromagnetic energy conversion system. An analytical model was developed and experimentally tested in order to Cited by:   Driver MOSFET for trigger the fast switching in power MOSFET.

Output voltage from OUT is around 15 volts. Low Voltage Pulsed Generator Driver MOSFET Power MOSFET High Voltage Generator Fast switch using four series Power MOSFET with 50Ω load. Output voltage at load (R8) is kV. A high-power nanosecond pulse generator based on a serial (linear) radial-coaxial summing structure and primary partial pulse formers, which are based on high-speed IGBT transistors, is described.

The generator has a modular structure in the form of a system of serially connected sections. Each section ensures generation and matched transmission of partial rectangular pulses having a Cited by: 1. Resonant Field Modulation A New Class of Variable Speed Generator Raven Technology, LLC 14 Industrial Parkway Brunswick, ME Augustupdated April 1.

generator we can thereby control the output power level. In wind applications, thisFile Size: KB. The Nanosecond Pulser (NSP) product line from Eagle Harbor Technologies features pulse generators for low- and high-power applications.

The turnkey precision pulse control system features a front-panel pulse control and outlet for DC power supply. The user can adjust independently the outp. High Power Laser Diode Driver Based on Power Converter Technology Marc T.

Thompson, Member, IEEE, and Martin F. Schlecht, Senior Member, IEEE Abstract— This paper describes the design of a high speed semiconductor laser diode driver designed for driving mW to W diodes at full optical power modulation up to frequencies of 10 MHz.

generator are presented. The pulse generator is designed to produce GHz pulses with pulse lengths ranging from 2 to 4 ps, with a nominal power output of 20 kW and a maximum duty cycle of I.

INTRODUCTION High-power microwave pulse generators are important for research in nonlinear high-frequency magnetics and. An integrated nanosecond pulse generator and laser 21 7 reflected back and forth in the discharge tube, gradually atten- uating in each passage.

The following quantities were measured: (a) The voltage pulse ul(t) generated by the spark gap. (6) The current pulse iT through the laser tube. (c) The time of formation Td of the breakdown.

(d) The transit times of the breakdown and current waves in. A semiconductor opening switch based generator with pulse repetitive frequency of 4 MHz. Wang G(1), Su J(1), Ding Z(1), Yuan X(1), Pan Y(1). Author information: (1)Science and Technology on High Power Microwave Laboratory, Northwest Institute of Nuclear Technology, P.

Cited by: 5. Hi all, I am now involved in a COMB GENERATOR design. It is going to used as a reference radiator. So anyone kindly provide me a circuit of a sub-nanosecond pulse generator using RF transistors along with the values of the components used.

A compact high-voltage nanosecond pulse generator, based on a pulse transformer with a closed magnetic core, is presented in this paper. The pulse generator consists of a miniaturized pulse transformer, a curled parallel strip pulse forming line (PFL), a spark gap, and a matched by: Nanosecond SCR Switch for Reliable High Current Pulse Generators and Modulators 1 MicroNote # George Repucci Senior Applications Engineer SCR3 SCR2 SCR1 1M 1M 1M DR RL RC C 50 50 50 I + + + + II I +V DC T1 Figure 1.

Purpose: Non-ionizing radiation therapy for cancer using pulsed electric field with high intensity field has become an interesting field new research topic.

A new method using nanosecond pulsed electric fields (nsPEFs) offers a novel means to treat cancer. Not like the conventional electroporation, nsPEFs able to create nanopores in all membranes of the cell, including membrane in cell Author: M. Sulaeman, R. Widita. The Pdf power generator pdf at 20 kHz and the output pulses are a burst of alternating high (30 kV) and low (0 V) voltage square waves with 25 μs width.

The maximum pulse burst duration was ms with the RF system providing maximum amount of energy of mJ to the by: ticles provided an average power of microwave radiation in the burst mode of up to kW at the focusing magnetic field (~ T) below the cyclo-tron resonance region.

1. Introduction Experiments concerned with the study of non-stationary regimes of HPM generation in relativistic microwave generators of the backward-wave oscillator.To link to the entire object, ebook this link in email, IM or document To embed the entire object, paste this HTML in website To link to this page, paste this link in email, IM or document To embed this page, paste this HTML in website.