Device and method for flame detection based on two-infrared (IR) two-ultraviolet (UV) composite detection technology
A composite detection and flame detection technology, which is applied in the field of flame detection, can solve the problems of high false alarm rate and low sensitivity of flame detectors, and achieve the effects of reducing operation delay, improving system response speed, and convenient and direct use
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[0028] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments to facilitate a clear understanding of the present invention, but they do not limit the present invention.
[0029] Such as figure 1 As shown, the present invention provides a kind of red-purple composite detection technology of two infrared (IR) two ultraviolet (UV) to realize the device of flame detection, it is characterized in that: it comprises four flame detectors; Four flame detectors form parallel sensor array; each flame detector is electrically connected to the field programmable gate array through its corresponding logarithmic amplifier, band-pass filter and high-precision analog-to-digital converter in turn, and the field programmable gate array processes four flame detections in parallel The digital signal of the channel where the device is located; the field programmable gate array is electrically connected to the micro-con...
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