High efficiency klystron

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August undefined, 2024

Webklystron with a grounded collector, the interaction efficiency equals the klystron efficiency. The interaction efficiency reaches approximately 24 percent at saturation while typical values for the saturated klystron efficiency of the DBS-MSDC klystron are around 40 percent. On some channels, efficiencies as high as 44 percent have been measured. Web王淦平金晓黄华刘振帮1)(中国工程物理研究院应用电子学研究所,高功率微波技术重点实验室,绵阳 621900)2)(中国工程物理研究院 ...

HIGH EFFICIENCY KLYSTRON FOR THE SPS APPLICATION …

Web12 de ago. de 2024 · In this paper, we propose a high-order mode sheet beam extended interaction klystron (EIK) operating at G-band. Through the study of electric field distribution, we choose TM31 2π mode as the operating mode. The eigenmode simulation shows that the resonant frequency of the modes adjacent to the operating mode is far … WebIHEP is developing 650 MHz klystron with 800 kW CW output power and 80% efficiency. To reach this goal, a couple of klystron prototypes will be manufactured in the near future. The first prototype is completely manufactured by Institute of Electronics (IE) and GLVAC Company and the first step of high-power conditioning and commissioning is also ... how many days until 17th november 2022

Special power supplies for research, medical and industrial use

WebDefine klystron. klystron synonyms, klystron pronunciation, klystron translation, English dictionary definition of klystron. n. ... (HPA), each consisting of a high-voltage power … Webthe original klystron, more outside particles are collected by the interaction section of the BAC klystron at the output cavity. The 1-D efficiency is improved from original 49% Web21 de jul. de 2024 · The most popular source for an accelerator is a klystron, which has the advantage that it can be operated at high power with a reasonable high efficiency. … how many days until 17th february 2023

BAC method of increasing the efficiency in klystrons

What are Klystron Power Amplifiers? - everything RF

Web7 de dez. de 2013 · For the purpose of high efficiency, low frequency, and miniaturization, a coaxial klystron-like RBWO with a premodulation cavity is presented. Particle-in-cell simulations show that a microwave with power of 1.15 GW and frequency of 2.1 GHz is generated with conversion efficiency of 48%, whereas for the device with a reflector, the … Web26 de dez. de 2024 · For maximum efficiency of the klystron, the bunching of the electron must take place in the center of the cavity gap. ... It is also used as a high power, narrowband stable amplifier. The magnetron … how many days until 18 january 2023WebHigh Efficiency X-Band 50MW Klystron Study Brandon Weatherford, Valery Dolgashev and Jeff Neilson SLAC National Accelerator Laboratory, Menlo Park, CA Aaron Jensen Leidos, Inc., Billerica, MA SLAC-R-1096 October 17, 2024 Prepared for CERN under program SLAC 391 - Appendix 19 by SLAC National Accelerator Laboratory. high tea at california hotels

"Web5 de jul. de 2024 · As the high perveance leads to the strong space charge and consequently a weak bunching and a lower klystron efficiency. On the other hand, with a lower perveance, the space charge is weaker and this leads to strong bunching and consequently we obtain a high efficiency up to 42 \(\%\) with a 20 MW RF output of our … " - High efficiency klystron

High efficiency klystron

Modeling and Design of a High-Efficiency Multibeam Klystron

WebAt high current densities, however, space-charge forces are not negligible and the repulsive forces will interfere with the ballistic bunching, leading to a degradation in efficiency. It occurred to klystron designers that higher current beams could be achieved by separating the single electron beam into multiple beamlets, each with a ... WebKlystron efficiency vs. perveance 73.5% RF measurements with directional coupler. 23.04.2024 MBK TH1803 State of the art. Commercial MBK (low perveance) tubes with high efficiency. After 8 decades of development the klystron technology was considered to be saturated. The experimental results from hundred [s of different

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Webadshelp[at]cfa.harvard.edu The ADS is operated by the Smithsonian Astrophysical Observatory under NASA Cooperative Agreement NNX16AC86A WebThis type of HVPS has versatile controls on voltage rise time, programmability of HV pulses, etc. A conventional HVPS on the other hand is less efficient (efficiency of about 90%) and needs additional crowbar system to limit arc fault energy. All other auxiliary power supplies needed for klystron operation would be of conventional type. 3.4.

WebKlystron efficiency vs. perveance 73.5% RF measurements with directional coupler. 23.04.2024 MBK TH1803 State of the art. Commercial MBK (low perveance) tubes with … Webhigh efficiency klystron using novel bunching mechanisms. The 1-D disk model based code is used for preliminary optimization of the tube parameters; these parameters are further checked by 2-D codes known as field charge interaction (FCI) and MAGIC. In this paper, the design consideration of the high efficiency klystron is presented. …

Web6 de abr. de 2024 · In order to ensure that microwave energy coupling into the resonant cavity does not excite other modes and ensure efficient energy storage, the input microwave pulse should be in the corresponding mode (circular waveguide TE 01 mode). While the output of the high power resource (Klystron) is rectangular waveguide TE 10 … Web21 de jul. de 2024 · As an outcome, the klystron efficiency was increased from 45% to 60% without modifying the length. Recently, as an attempt to develop a technological and compact solution for high efficiency, high power L-band klystrons, these ideas were revisited and further improved in application to the CLIC MBK [4].

WebHigh efficiency! How high it could/should be!? Pulsed, 0.7 GHz, 92 MW 37 MW, more than twice the overall RF cryogenic power needs 100 MW. ... High Efficiency International …

Web5 de mar. de 2024 · The calculation shows that the klystron with 14 electron beams and a 4.2 kA bam current can deliver 1.02 GW power and 48.7% efficiency at 500 kV beam … how many days until 18 octoberWebKlystron. Klystrons are high power microwave vacuum tubes. They are velocity-modulated tubes that are used in radars as amplifiers or oscillators. A klystron uses the kinetic energy of an electron beam for the … how many days until 18th december 2021Web16 de dez. de 2024 · An amplifier that uses the klystron vacuum tubes to amplify microwave frequency signals is called a Klystron Power Amplifier. These amplifiers are … high tea at banff springs hotelWebHigh-power klystrons for Physics applications. Synchrotrons are used to accelerate and store hadrons and ions for both fundamental and applied research. Electron tubes from … how many days until 18 julyWeb18 de jan. de 2024 · Both approaches were actively used by developers of high-efficiency klystrons in leading klystron centers in Russia and abroad as early as in the last century. Most record-setting high-efficiency klystrons were developed at that time using either elongated drift tubes or shortened drift tubes with one or two additional cavities at the … how many days until 15th july 2022WebDefinition of klystron in the Definitions.net dictionary. Meaning of klystron. ... The gain of klystrons can be high, 60 dB (an increase in signal power by a factor of one million) or … how many days until 18th octoberWebThe High Efficiency International Klystron Activity (HEIKA) collaboration seeks to improve upon this by considering novel methods of electron bunching. Such methods include the … high tea at crown perth