| 摘要 |
An evacuation induction system for a tunnel, comprising LED evacuation induction lamps distributed along a tunnel, a visibility sensor for measuring the visibility in the tunnel, a control apparatus for adjusting the brightness of the LED evacuation induction lamps according to the visibility obtained by measurement and determining an allowable maximum vehicle speed in the tunnel under the conditions of the measured visibility, an LED display for displaying the allowable maximum vehicle speed, a first electronic eye and a second electronic eye which are used for monitoring the vehicle speed in the tunnel, and a communication apparatus for realizing data communications with various devices and realizing communications with a local traffic system network. The purposes of adjusting and monitoring the visibility in a tunnel and controlling the operating speed of a vehicle according to the visibility in the tunnel can be realized, thereby being beneficial to reducing the occurrence probability of traffic accidents in the tunnel. |
