Highway agglomerate fog early warning system based on intervisibility distance monitoring and early warning method thereof
A technology of expressway and line-of-sight distance, applied in traffic control system, road vehicle traffic control system, traffic flow detection, etc., can solve the problems of reducing transportation efficiency, economic loss of expressway owners, sacrificing expressway traffic capacity, etc. Achieve the effect of long measurement distance, low cost and strong orientation
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[0031] The present invention will be described in detail below with reference to the drawings, such as figure 1 Shown: a highway group fog early warning system based on visibility distance monitoring includes a highway group fog early warning detection device, a basic meteorological data acquisition module and a server. The highway group fog early warning detection device includes a laser emitting module and a laser receiving module , A control module, a camera and a data transmission module. There are multiple expressway fog early warning and detection devices. The laser emission modules and laser receiving modules are installed on both sides of the expressway in a distributed manner. The early warning detection device has a corresponding unique number and installation location information stored on the server.
[0032] The horizontal position of the laser emitting module and the laser receiving module must be within 20cm without obstacles, and within 3m of the vertical positio...
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