CN-122024477-A - Automatic configuration method and query system of intelligent traffic equipment

CN122024477ACN 122024477 ACN122024477 ACN 122024477ACN-122024477-A

Abstract

The invention discloses an automatic configuration method and a query system of intelligent traffic equipment, which relate to the technical field of intelligent traffic, and are used for establishing an equipment quantity calculation algorithm library associated with scene codes and equipment types, receiving core parameters of target traffic scenes input by users, carrying out validity verification on the core parameters, determining the target scene codes through scene mapping functions based on the core parameters passing the verification, calling an algorithm in the equipment quantity calculation algorithm library corresponding to the target scene codes, and calculating the installation quantity of various intelligent traffic equipment by combining dynamic variables in the core parameters. The invention realizes standardization, automation and precision of intelligent traffic equipment configuration, and effectively solves the problems of low manual configuration efficiency, large deviation and poor standardization. By constructing scene coding and algorithm library, the dynamic quantitative calculation of the number of the devices is realized, the redundancy or configuration deficiency of the devices is avoided, and the engineering cost is reduced.

Inventors

KANG QIAN
HOU YAFEN
PANG WEI
WANG ANMIN
ZHANG JIHUI
MA SHAOBO
LIU QING
WU ZHIGANG

Assignees

中国市政工程西北设计研究院有限公司

Dates

Publication Date: 20260512
Application Date: 20260206

Claims (10)

1. The automatic configuration method of the intelligent traffic equipment is characterized by comprising the following steps: Step 1, defining different traffic scene codes based on traffic design specifications, and creating an associated equipment configuration table for each scene code, wherein the equipment configuration table comprises equipment types, configuration necessity and calculation reference rules; step 2, establishing a device number calculation algorithm library associated with the scene code and the device type; step 3, receiving core parameters of the target traffic scene input by a user, and checking the validity of the core parameters; Calling an algorithm in a device number calculation algorithm library corresponding to the target scene code, and calculating the installation number of various intelligent traffic devices by combining dynamic variables in the core parameters; And step 5, automatically generating and outputting an equipment configuration list and an engineering quantity statistical table according to the equipment configuration table corresponding to the target scene code and the calculated equipment installation quantity.
2. The method for automatically configuring an intelligent transportation device according to claim 1, wherein in step 1, the traffic scene includes an intersection scene and a road segment scene; The generation method of the scene code comprises the steps of adopting a three-dimensional coding rule of a first road grade, a second road grade and a crossing type for the intersection scene, adopting a two-dimensional coding rule of a road grade and a scene type for the road section scene, and enabling the code to further comprise road section type information.
3. The method for automatically configuring intelligent transportation devices according to claim 2, wherein in step 3, the core parameters are divided according to scene types according to the following methods: for an intersection scene, the core parameters include a first intersection road type Second intersection road type The number of lanes in the crossing form and in the east, south, west and north directions of the entrance lane 、、、 ; For a road segment scene, the core parameters comprise a road segment level R and a road segment length And a list of key nodes N.
4. The method according to claim 3, wherein in step 3, the validity check includes a range check, a logic check and an integrity check; the method comprises the steps of detecting the number of the lane number of the entrance way, checking the range of each core parameter, checking the consistency of the intersection form and the lane number of the entrance way, and checking the integrity of the intersection form; If the verification fails, prompting the user to input again and explain the error type and the correction direction, and if the verification passes, executing the step 4.
5. The method for automatically configuring an intelligent transportation device according to claim 4, wherein in step 4, the scene mapping function expression is: Wherein The object scene is encoded with a code that, For the grade of two intersecting roads in the intersection scene, the road section scene Omitting, only inputting the road section grade R, wherein T is a scene type identifier, T=1 represents an intersection scene, T=2 represents a road section scene, and F (-) is a preset mapping function for mapping the input parameters into unique scene codes.
6. The method according to claim 5, wherein in step 4, the device number calculation algorithm library includes a quantization calculation formula of video monitoring devices, and the number of video monitoring devices is calculated according to scene types: intersection scene, number of video monitoring devices Distinguishing a high-demand scene from a low-demand scene according to the road grade in the scene coding; the high-demand scene is an intersection where at least one intersecting road is a expressway or a trunk road, and the calculation formula is as follows: ; the low-demand scene is an intersection where two intersecting roads are secondary main roads or branches, and the calculation formula is as follows: ; Road segment scene, number of video monitoring devices The calculation formula of (2) is as follows: ; Wherein the method comprises the steps of Is a correction coefficient of the cross-form, For the number of i-th lane of the entrance, 、 Is a preset lane number threshold value and D is a preset equipment interval reference value according to the road section grade, In order to round up the function, In order to round down the function, As a function of the conditions, As the number of key nodes to be used, To sum the four inlet channel parameters.
7. The method for automatically configuring intelligent transportation devices according to claim 6, wherein the device number calculation algorithm library comprises a quantitative calculation formula of an electronic police system, and the electronic police system comprises an electric police snapshot unit and a matched light supplement lamp: Number of electric police snap shooting units The calculation formula of (2) is as follows: ; Wherein the method comprises the steps of To the number of lanes of the entrance road A related piecewise function; number of matched light supplementing lamps The calculation formula of (2) is as follows: ; Wherein the method comprises the steps of Is the average value of the lane number of each entrance way, , The result of the calculation is an integer.
8. The method according to claim 7, wherein in step 4, the device number calculation algorithm library further comprises a quantitative calculation formula of a signal lamp system, a traffic flow detection device and a road radar bayonet device: Number of signal lamp sets of motor vehicle : Wherein B is the number of reference configuration sets of a single inlet channel, Is a correction coefficient based on the number of lanes of the entrance road; number of pedestrian signal lamps : ; Quantity of traffic flow detection devices : ; Road section radar apparatus : ; The number of lanes is the number of lanes of the road section; number of bayonet snap units : Every 3 radar devices are integrated with 1 snap capture unit.
9. The method for automatically configuring intelligent transportation devices according to claim 8, further comprising a scheme interaction optimization step, specifically: providing a visual user interface, dividing the equipment in the equipment configuration table into necessary equipment and optional equipment according to configuration necessity, wherein the necessary equipment is not adjustable, and allowing a user to perform enabling or disabling operation on the optional equipment; After the user adjusts, the system recalculates the quantity of relevant dependent devices in real time, updates the device configuration list and the engineering quantity statistical table, and can call the graphic engine to generate a visual device layout diagram and output a complete configuration scheme report.
10. An automatic configuration query system of intelligent traffic equipment, which is characterized by comprising a memory, a processor and a display, wherein the memory stores a computer program designed by adopting the automatic configuration method of the intelligent traffic equipment according to claim 9, the processor executes the computer program to output a query result, and the display displays the query result.

Description

Automatic configuration method and query system of intelligent traffic equipment Technical Field The invention relates to the technical field of intelligent transportation, in particular to an automatic configuration method and a query system of intelligent transportation equipment. Background With the rapid development of the intelligent transportation industry, the demand for intelligent transportation device configuration in urban roads and highways is increasing. The current intelligent traffic equipment configuration is mainly finished manually, configuration personnel need to master various traffic design specifications, and after judging different traffic scenes by combining self engineering experience, the equipment types, the equipment quantity and the installation requirements are determined. The existing configuration mode has the defects of various traffic scenes, large difference of requirements of different grade roads and scenes in different cross forms on equipment configuration, easy deviation in manual judgment, and redundant or insufficient equipment configuration, thereby increasing engineering cost and possibly affecting traffic management effect, and has the defects of low manual configuration efficiency, large time consumption for combing standard treaty, accounting the number of equipment and difficult guarantee of consistency and standardization of configuration results. In addition, the conventional configuration process lacks standardized parameter input and verification mechanisms, the accuracy of core parameters cannot be guaranteed, and the reliability of a configuration scheme is further affected. Meanwhile, the configuration is difficult to quickly adjust and optimize the scheme, the requirement change in the actual engineering cannot be flexibly adapted, and inconvenience is brought to subsequent construction and operation and maintenance. Disclosure of Invention In order to solve the technical problems, the invention provides an automatic configuration method and a query system of intelligent traffic equipment. The technical scheme is as follows: the automatic configuration method of the intelligent traffic equipment comprises the following steps: Step 1, defining different traffic scene codes based on traffic design specifications, and creating an associated equipment configuration table for each scene code, wherein the equipment configuration table comprises equipment types, configuration necessity and calculation reference rules; step 2, establishing a device number calculation algorithm library associated with the scene code and the device type; step 3, receiving core parameters of the target traffic scene input by a user, and checking the validity of the core parameters; Calling an algorithm in a device number calculation algorithm library corresponding to the target scene code, and calculating the installation number of various intelligent traffic devices by combining dynamic variables in the core parameters; And step 5, automatically generating and outputting an equipment configuration list and an engineering quantity statistical table according to the equipment configuration table corresponding to the target scene code and the calculated equipment installation quantity. Optionally, in step 1, the traffic scene includes an intersection scene and a road section scene; The generation method of the scene code comprises the steps of adopting a three-dimensional coding rule of a first road grade, a second road grade and a crossing type for the intersection scene, adopting a two-dimensional coding rule of a road grade and a scene type for the road section scene, and enabling the code to further comprise road section type information. Optionally, in step 3, the core parameters are divided according to the scene types by the following method: for an intersection scene, the core parameters include a first intersection road type Second intersection road typeThe number of lanes in the crossing form and in the east, south, west and north directions of the entrance lane、、、; For a road segment scene, the core parameters comprise a road segment level R and a road segment lengthAnd a list of key nodes N. Optionally, in step3, the validity check includes a range check, a logic check, and an integrity check; the method comprises the steps of detecting the number of the lane number of the entrance way, checking the range of each core parameter, checking the consistency of the intersection form and the lane number of the entrance way, and checking the integrity of the intersection form; If the verification fails, prompting the user to input again and explain the error type and the correction direction, and if the verification passes, executing the step 4. Optionally, in step 4, the scene mapping function expression is: Wherein The object scene is encoded with a code that,For the grade of two intersecting roads in the intersection scene, the road section sceneOmitting, only inputting the