Device used for mechanical property testing of high-temperature superconducting strip and detection method
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A technology of high-temperature superconducting strips and superconducting strips, which can be used in measuring devices, adopting mechanical devices, analyzing materials, etc., and can solve problems such as chain quench propagation and breakage performance
Active Publication Date: 2015-10-07
SHANGHAI SUPERCONDUCTOR TECH CO LTD
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If the strip cannot withstand such a force, or its performance is damaged due to stress, resul
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[0084] The present invention will be described in detail below in conjunction with specific embodiments. The following examples will help those skilled in the art to further understand the present invention, but do not limit the present invention in any form. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention. These all belong to the protection scope of the present invention.
[0085] The structure of a device for testing the mechanical properties of high-temperature superconducting strips provided by the present invention is as follows: Figure 1~5As shown, it includes a four-lead control device 1, a strip critical current test frame 2, a strip turning radius test frame 3, and a strip tensile stress test frame 4, and the four-lead control test system 1 is used for the entire measurement process. Provide the required experimental requirements (quantitative pulling force,...
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Abstract
The invention provides a device used for mechanical property testing of a high-temperature superconducting strip, and includes a four-lead control device (1), a strip critical current testing frame (2), a strip turning radius testing frame (3) and a strip stretching stress testing frame (4). The device has the following advantages: 1. through the device, accurate measurement of almost all electrical and mechanical properties of a short sample of a strip can be completed, including a turning radius, stretching stress, delaminating stress and the like, and the device has complete functions and is convenient to use; 2. equipment is complete in design, is practical and humanized, a person can seat on a table surface to carry out processes of welding, testing and the like, and the whole process is easy; 3. a square hole plate mounted on a table top can accommodate various test sample holders, screws, tools and the like, and is convenient and practical; and 4. the test sample holders can reasonably and effectively support measurement of samples.
Description
technical field [0001] The invention relates to the technical field of superconducting strips, in particular to a device suitable for testing the mechanical properties of superconducting strips. Background technique [0002] High-temperature superconductivity has a very wide range of applications, involving industry, power systems, electrical machinery, medical treatment, high-energy physics, transportation, aerospace, military and so on. Strong electric applications of high-temperature superconductivity mainly involve large currents and high magnetic fields. Specific products include high temperature superconducting fault current limiter, energy storage device, transformer, generator, nuclear magnetic resonance, magnetic separation equipment, motor, magnetic levitation, cable, current lead, induction heating, high energy accelerator, electromagnetic ejection system, electromagnetic gun, Engine, π medium generator, etc. Among these applications, coils wound from high-tempe...
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