Frequency-tunable axial output relativistic magnetron

Abstract

The invention provides a frequency-tunable axial output relativistic magnetron. The magnetron comprises a magnetron input structure, a magnetron resonant cavity structure, a tuning device, a vacuum sealing device, an additional magnetic field system and an axial output structure, wherein the tuning device is arranged in the magnetron resonant cavity structure, and is sealed by using the vacuum sealing device; the axial output port of the magnetron resonant cavity structure is connected with the axial output structure; and the additional magnetic field system is respectively arranged in the peripheral spatial regions of the input structure of the magnetron resonant cavity structure, a tuning mechanism and the axial output structure respectively. According to the frequency-tunable axial output relativistic magnetron, the tuning device is designed, so that microwave frequency is tunable; the vacuum sealing device is designed, so that damages to the internal vacuum environment of the magnetron are restrained due to the introduction of the tuning mechanism; the additional magnetic field system is designed, so that the entire system becomes more compact, and the size is reduced; and the axial output structure is designed, so that axial output of microwaves can be realized during frequency tuning of the magnetron.

Description

technical field [0001] The invention relates to a relativistic magnetron capable of realizing microwave frequency tuning and simultaneously realizing microwave axial output. Background technique [0002] From the perspective of developing a practical high-power microwave system, James Benford, an authoritative person in the field of high-power microwave in the United States, pointed out four development directions of high-power microwave sources in the future: (1) Reduce the size and weight of the system in an all-round way, and improve the power consumption ratio ; (2) High repetition rate work; (3) Frequency tunable; (4) Long life. In order to meet the development and application requirements of high-power microwave sources in the future, a practical high-power microwave source has been developed. The relativistic magnetron with the characteristics of simple structure, high efficiency, adjustable frequency, and suitable for long pulse and high repetition frequency operatio...

AI Technical Summary

Problems solved by technology

[0011] The technical problem to be solved by the present invention is to solve the problem that the existing frequency-tunable radial output relativistic magnetron has many deficiencies in output characteristics, compactness and miniaturization, etc., and realize the There are problems such as large application requirements in frequency tuning. A new type of relativistic magnetron is provided. Through the design of the tuning device, the design of the vacuum sealing device, the design of the external magnetic field system and the design of the axial output structure, the magnetron can be Simultaneously realize microwave frequency tuning and microwave axial output

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