Low-temperature system of high-temperature superconducting filter

Abstract

The invention relates to the technical field of low-temperature science, in particular to a high-temperature superconducting filter low-temperature system which comprises two sets of superconducting filter devices, each set of superconducting filter device comprises a refrigeration assembly, a vacuum cavity and a superconducting filter, the superconducting filter is arranged in the vacuum cavity, and the refrigeration assembly penetrates into the vacuum cavity to be connected with the superconducting filter. The low-temperature system of the high-temperature superconducting filter is continuous and stable in output signal, stable in required cooling capacity, capable of continuously and stably running and capable of continuously working in a special working environment, and the stability and the service life of the system are greatly improved. Compared with the traditional two systems which only have two sets of superconducting filter devices, the system can achieve the purposes of small overall size, light weight, compact structure and small external influence, meets the requirement of short cooling time, and greatly promotes the miniaturization process of the superconducting filter system.

Description

technical field [0001] The invention relates to the field of low temperature science and technology, in particular to a low temperature system of a high temperature superconducting filter. Background technique [0002] In the field of low temperature science and technology, that is, the technical field where the temperature is below 120K, the material whose critical temperature is higher than 77K is called high temperature superconductor, and the high temperature superconducting filter uses high temperature superconductor for signal transmission. Therefore, the working environment temperature is 60 ~ 90K The filter system is called the high temperature superconducting filter system, and its temperature control system is the low temperature system of the high temperature superconducting filter. With the maturity of HTS filter theory and manufacturing process, as well as the rapid development of the mobile communication industry on a global scale, HTS filters are expected to b...

AI Technical Summary

Problems solved by technology

[0004] The invention provides a high temperature superconducting filter low temperature system, which is used to solve the defect of poor signal stability caused by a single set of superconducting filter devices commonly used in the prior art, and realize continuous and stable output signals of the superconducting filter system. It needs stable cooling capacity, can run continuously and stably, and can work continuously for special working environments, which greatly improves the stability and life of the system.

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