Optical fiber sensor humidity measurement calibration device and optical fiber sensor humidity measurement calibration method
An optical fiber sensor, humidity measurement technology, applied in the direction of color/spectral characteristic measurement, etc., can solve the problems of long time, inability to achieve environmental stability, low calibration efficiency, etc., to achieve the effect of stable calibration
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Embodiment 1
[0025] A kind of optical fiber sensor humidity measurement calibration device, such as figure 1 and figure 2 As shown, the device includes a calibrated optical fiber sensor humidity measurement host 1, a constant temperature and humidity box 2 and an optical coupler room 3, the optical fiber sensor humidity measurement host is connected to an analysis computer 4, and the analysis computer is used to calibrate the fiber optic sensor humidity measurement host Humidity compensation parameters, the optical coupler chamber is a prior art, the optical coupler chamber usually has a fiber collimator 301 and a PIN photodiode 302, the PIN photodiode is arranged on a horizontal rail 303, and the fiber collimator emits light , the PIN photodiode receives light and converts it into an electrical signal, and the fiber collimator and PIN photodiode are arranged on a horizontal rail to ensure that the collimator and the diode are coaxial; a controller controls the PIN photodiode to move hori...
Embodiment 2
[0032] A calibration method based on the optical fiber sensor humidity measurement calibration device in Embodiment 1, the content in Embodiment 1 should also be understood as the content in this embodiment, therefore, the device includes a calibrated optical fiber sensor humidity measurement host, Constant temperature and humidity chamber and optical coupler room, the fiber optic sensor humidity measurement host is connected to an analysis computer, the analysis computer is used to calibrate the humidity compensation parameters of the fiber optic sensor humidity measurement host, the optical coupler room is equipped with a fiber optic collimator and PIN photodiode, The PIN photodiode is set on a horizontal rail, the fiber collimator emits light, the PIN photodiode receives the light and converts it into an electrical signal, and a controller controls the PIN photodiode to move horizontally on the horizontal rail to adjust the PIN photodiode and fiber collimator The optical cou...
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