Multi-field coupling test system for superconducting material at temperature of between 373 and 4.2K

A superconducting material and testing system technology, applied in the direction of applying stable tension/pressure to test the strength of materials, etc., can solve the problems of long test time, small application range, high cost, etc., and achieve convenient replacement of samples, wide application range, powerful effects

CN102323160AInactive Publication Date: 2012-01-18LANZHOU UNIVERSITY
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Patent Information

Authority / Receiving Office
CN · China
Current Assignee / Owner
Publication Date
2012-01-18
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention discloses a multi-field coupling test system for a superconducting material at the temperature of between 373 and 4.2K. The system comprises a large-sized temperature alternating experiment box, a liquid helium ultralow temperature vacuum Dewar flask, a Dewar flask bracket, a mechanical test experiment device, a liquid helium injection pipe, a plurality of heating bodies, an air circulating device and an air circulating fan, wherein the liquid helium ultralow temperature vacuum Dewar flask is sleeved inside the large-sized temperature alternating experiment box; the Dewar flask bracket is arranged at the bottom of a box body at the bottom of the liquid helium ultralow temperature vacuum Dewar flask; the mechanical test experiment device and the liquid helium injection pipe are arranged in coordination with the liquid helium ultralow temperature vacuum Dewar flask and the large-sized temperature alternating experiment box; the plurality of heating bodies are arranged inside the large-sized temperature alternating experiment box; the air circulating device is arranged behind the box body of the large-sized temperature alternating experiment box; and the air circulating fan is connected with the air circulating device through a bearing. By the multi-field coupling test system for the superconducting material at the temperature of between 373 and 4.2K, the defects of poor functions, small application ranges, long test time, high cost and the like in the prior art can be overcome, so that the system has the advantages of making a test sample conveniently replaced and saving test time, along with a powerful function, a wide application range and low cost.
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Description

[0001] technical field

[0002] The invention relates to a superconducting material measurement technology, in particular to a multi-field coupling testing system for a superconducting material in a 373-4.2K environment. Background technique

[0003] As one of the greatest discoveries of the 20th century, superconductivity has very broad application prospects. Based on the superior characteristics such as Meissner effect and zero resistance, it shows attractive application potential in the field of high-tech engineering and technology. Superconducting materials (high temperature, low temperature) are developed based on these superior characteristics. Nowadays, superconducting materials have been widely used in the field of manufacturing superconducting magnets, and superconducting magnets are used in large scientific devices, medical equipment, energy, It has very important application prospects in many fields such as national defense and military affairs.

[0004] With th...

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Embodiment Construction

[0036] The preferred embodiments of the present invention will be described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present invention, and are not intended to limit the present invention.

[0037] According to an embodiment of the present invention, a multi-field coupling test system for superconducting materials in a 373-4.2K environment is provided. Such as Figure 1-Figure 3b As shown, the present embodiment includes a large-scale variable temperature test box, and a liquid helium ultra-low temperature vacuum Dewar bottle 6 is sleeved inside the casing 1 of the large-scale variable temperature test box; the bottom of the liquid helium ultra-low temperature vacuum Dewar bottle 6 is arranged and extends The Dewar bottle bracket 10 at the bottom of the box body 1 of the large-scale variable temperature experiment box, the lower part is vertically and p...