In many places, since the installation of the geomagnetic sensor detection system, people can check the empty parking space in advance before they travel. What is the principle? The friends who want to know will come to understand the geomagnetic detector.

“Using the geomagnetic sensor system, real-time monitoring of the parking berth on the roadside is realized by burying the geomagnetic sensor under the parking space to collect the parking space status information.” The person in charge of the Beijing Parking Management Center said that the map can be seen from the screen of his laptop. It is shown that both sides of the road along the north street mark the red and green car icons. “The red is the car state, the green one is the vacancy, and if there is a fault, the car will blink continuously.” As of October 31 this year, the system has recorded a total of 39,100 parking times and 103,970 credit cards.

It is understood that in the future, this display situation is expected to be updated on the website of the transportation system in real time. Before the citizens travel, they can first check whether there is an empty parking space near the destination.

During the trial operation, the Beijing roadside parking management information system was running stably, and realized functions such as electronic toll collection, clearing settlement, monitoring management, supervision management, consulting and complaints, and system management. The Municipal Transportation Commission introduced that in the next step, the city will combine the parking situation of the “one parking space and one number” of the roadside parking space to upgrade the parking management information system accordingly.

According to the latest data released this year, there are more than 40,000 roadside parking lots in the city, most of which are distributed in the downtown area. In the future, these parking spaces will gradually realize the “three-in-one” management of electronic toll collection, parking space detection and video surveillance. In the background of the district and county transportation commissions, the parking space information and electronic charging will be clear at a glance.

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