Device for testing mechanical properties of high-temperature superconducting strips and its testing method
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A technology of high-temperature superconducting strips and superconducting strips, which can be used in measuring devices, mechanical devices, scientific instruments, etc., and can solve problems such as breakage performance, chain quench propagation, etc.
Active Publication Date: 2017-09-19
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, resulting in chain quench propagation, the consequences for superconducting devices are unimaginable
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[0085] 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.
[0086] The structure of a device for testing the mechanical properties of high-temperature superconducting strips provided by the present invention is as follows: figure 1As 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, qu...
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Abstract
The invention provides a device for testing the mechanical properties of high-temperature superconducting strips, which includes a four-lead control device (1), a strip critical current test stand (2), a strip turning radius test stand (3), a strip material tensile stress test frame (4). The advantages of the present invention are: 1. The device of the present invention can complete the precise measurement of almost all the electrical and mechanical properties of the strip short sample, including the turning radius, tensile stress, delamination stress, etc., with complete functions and convenient use; 2. Equipment The design is complete, practical and humanized, people can sit on the table for welding, testing and other processes, the whole process is relatively easy. 3. The square hole plate installed on the desktop can accommodate various test sample racks, screws, tools, etc., which is convenient and practical; 4. The test sample racks can reasonably and effectively support the 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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