Combined temperature measuring system used for dry-type capacitor temperature rise test
A temperature rise test, capacitor technology, applied in instruments, thermometers, measuring devices, etc., can solve the problems of inaccurate measurement points, few detection points, and errors in the distribution of the temperature field inside the capacitor, and achieve high reliability and stability. And insulation performance, ensure normal operation, flexible installation effect
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[0032] The specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings.
[0033] The dry capacitor provided by the embodiment of the present invention, such as figure 1 As shown, it includes: shell 1, bushing 2, lead wire 3, core 4, accessories 5, and capacitor element 6. The shell 1, the bushing 2 and the lead wire 3 are arranged in sequence. The core 4 is composed of several capacitor elements 6 arranged in parallel. The capacitor element 6 is plate-shaped and wound from metallized polypropylene film. Set in enclosure 1.
[0034] The combined temperature measurement system used in the dry capacitor temperature rise test provided by this embodiment, such as Figures 2 to 5 As shown, it includes an optical fiber temperature sensor 7 arranged inside the capacitor element 6, an optical fiber temperature sensor group 10 arranged between the capacitor elements 6, and an optical fiber temperature...
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