Superconducting tape with measuring optical fibers sealed inside, and preparation method and device thereof
A technology for measuring optical fibers and superconducting tapes, applied in measuring devices, usage of superconducting elements, measuring heat, etc., can solve problems such as unrealistic detection, no description or report found, and no data collected, etc., to improve equipment performance , improve tightness and smoothness, and simplify the effect of winding process
Active Publication Date: 2014-11-19
SHANGHAI SUPERCONDUCTOR TECH CO LTD
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Problems solved by technology
In this patent, the user of the superconducting tape will bond the measurement optical fiber to the outer surface of the finished superconducting tape, so as to detect the normal conduction transition, and it is impossible to detect the environmental physical field of the superconducting tape
[0008] At present, there is no description or report of similar technology to the present invention, and no similar information has been collected at home and abroad
Method used
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[0054] The preparation method of the superconducting tape with the inner sealing measurement optical fiber provided in this embodiment comprises the following steps:
[0055] Step 1, placing the upper protective layer, the superconducting tape layer, the measuring optical fiber and the lower protective layer according to the positional relationship to form a superconducting tape raw material tape;
[0056] Step 2, inputting the superconducting strip raw material strip obtained in step 1 into a preparation device equipped with molten solder, at this time, the outer surface of the superconducting strip raw material strip forms a tin-plated solder layer;
[0057] In step 3, the superconducting tape raw material with a tin-plated solder layer formed on the outer surface is output to the preparation device along the length direction to form a superconducting tape enclosing the measuring optical fiber.
[0058] The preparation device for the superconducting tape with the inner seali...
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The invention provides a superconducting tape with measuring optical fibers sealed inside. The superconducting tape comprises an upper protecting layer, a lower protecting layer, a superconducting tape layer and the measuring optical fibers, wherein the superconducting tape layer and the measuring optical fibers are encapsulated between the upper protecting layer and the lower protecting layer; the measuring optical fibers are arranged in the length direction; the measuring optical fibers are a plurality of long optical fibers and continuously encapsulated between the upper protecting layer and the lower protecting layer; or the measuring optical fibers are a plurality of short optical fibers and discontinuously encapsulated between the upper protecting layer and the lower protecting layer; meanwhile, the invention further provides a preparation method and a preparation device for the superconducting tape. According to the superconducting tape provided by the invention, temperatures of all the positions in the interior of a superconducting coil can be conducted in real time; no matter where the partial quench happens, the partial quench can be discovered timely; the winding technology of the superconducting coil is greatly simplified; the tightness and the smoothness of the coil are improved; the superconducting tape provided by the invention is remarkably significant to high-performance magnetic bodies which have quite high requirements for the uniformity of a magnetic field; performances of the equipment are greatly improved.
Description
technical field [0001] The invention relates to the technical field of research on superconducting materials, in particular to a superconducting tape with a measurement optical fiber inside and a preparation method and device thereof. Background technique [0002] High-temperature superconducting tape is a coated superconductor produced by vacuum coating technology and multi-layer lamination packaging. The thickness of the superconducting tape is generally 50-100 microns, and its typical structure is as follows: figure 1 Shown: The thickness of the superconducting layer is usually 1-3 microns, and it is plated on the base strip with a thickness of about 50 microns by vacuum coating technology; in order to protect it, the superconducting strip is usually packaged in a stainless steel strip with a thickness of about 100 microns In the protective layer of copper tape or copper tape, lead-tin soldering is used to form a finished superconducting tape for engineering applications...
Claims
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Login to View More IPC IPC(8): H01B12/00G01K11/32H01B13/00G01K11/3206
CPCY02E40/60
Inventor 洪智勇王亚伟
Owner SHANGHAI SUPERCONDUCTOR TECH CO LTD