Distributed Raman optical fiber temperature sensor system
The invention discloses a distributed Raman optical fiber temperature sensor system. The system comprises a case as well as a control module, a pulse laser generator, a optical splitter, an optical switch, an optical amplifier, a wavelength division multiplexer, a photodetector, a computer system, a...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a distributed Raman optical fiber temperature sensor system. The system comprises a case as well as a control module, a pulse laser generator, a optical splitter, an optical switch, an optical amplifier, a wavelength division multiplexer, a photodetector, a computer system, and a power source which are all installed in the case; the control module is in control connection with the pulse laser generator, the optical switch, and the computer system; the pulse laser generator is connected with the input/output end of the optical splitter; the output/input end of the optical switch is connected with the first output/input end of the optical splitter; the input/output end of the optical switch is connected with a sensing optical fiber; the second output/input end of theoptical splitter is connected with the input end of the optical amplifier; the output end of the optical amplifier is connected with the input end of the wavelength division multiplexer; the output end of the wavelength divis |
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