Breaker partial discharge fault and arc light short circuit fault monitoring device
The invention discloses a breaker partial discharge fault and arc light short circuit fault monitoring device. The device comprises an adjustable optical fiber F-P filter circuit, a D/A conversion circuit, an amplification circuit, an FPGA chip, a photoelectric detector, a photoelectric conversion c...
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Main Authors | , , , , , , , , , , , , , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
09.10.2020
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Subjects | |
Online Access | Get full text |
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Summary: | The invention discloses a breaker partial discharge fault and arc light short circuit fault monitoring device. The device comprises an adjustable optical fiber F-P filter circuit, a D/A conversion circuit, an amplification circuit, an FPGA chip, a photoelectric detector, a photoelectric conversion circuit, an A/D conversion circuit, a clock circuit and a USB communication circuit. The D/A conversion circuit, the A/D conversion circuit, the clock circuit and the USB communication circuit are respectively connected with the FPGA chip; the amplification circuit is connected with the D/A conversion circuit and the adjustable optical fiber F-P filter circuit. The photoelectric conversion circuit is respectively connected with the A/D conversion circuit and the photoelectric detector; and the adjustable optical fiber F-P filter circuit is connected with the photoelectric detector. The invention discloses a fiber bragg grating demodulation system based on an FPGA. In the demodulation process,an optical signal is mai |
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Bibliography: | Application Number: CN202010650902 |