CN117727201B - Intelligent parking method, system, device and storage medium - Google Patents

Intelligent parking method, system, device and storage medium Download PDF

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CN117727201B
CN117727201B CN202410128811.3A CN202410128811A CN117727201B CN 117727201 B CN117727201 B CN 117727201B CN 202410128811 A CN202410128811 A CN 202410128811A CN 117727201 B CN117727201 B CN 117727201B
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parking
parking space
area
parked
vehicle
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CN117727201A (en
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冯潇
刘文文
黄东宝
顾秀军
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Tai'an Dongxin Zhilian Information Technology Co ltd
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Tai'an Dongxin Zhilian Information Technology Co ltd
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Abstract

The invention belongs to the technical field of parking management, and particularly relates to an intelligent parking method, system, device and storage medium, wherein all parking spaces in a garage are divided into areas according to lanes, an elevator entrance of the garage is used as a node, and the divided areas are marked by serial numbers; storing data of the lane line graph, the area serial numbers and the parking space attributes in each area; carrying out license plate number recognition and vehicle type size recognition on a vehicle to be parked at the entrance of the garage, and generating a parking guide route according to recognition results; and transmitting the parking guide route to the garage for real-time display, and releasing a lifting rod of the vehicle to be parked at the entrance of the garage. Through carrying out regional division with the parking stall in the garage to according to the type and the size of waiting to park the vehicle generate the parking stall sign that corresponds, realized the orderly guide to different grade type vehicles, improved parking efficiency, through the real-time parking guiding route that shows, can find suitable parking stall fast.

Description

Intelligent parking method, system, device and storage medium
Technical Field
The invention belongs to the technical field of parking management, and particularly relates to an intelligent parking method, an intelligent parking system, an intelligent parking device and a storage medium.
Background
With the continuous increase of the domestic automobile conservation amount, people travel by private cars to work or shop, and the automobile conservation amount is the mainstream of current mass travel. However, the parking problem is also a problem that most people need to actually consider when traveling.
At present, a large-scale parking lot is built on a plurality of commercial complexes or urban buildings, parking big data are mastered by means of intelligent parking technology, intelligent parking, management visualization and operation high-efficiency are achieved, and valuable experiences such as electronic payment, parking space inquiry and parking space navigation can be provided for vehicle owners. However, the intelligent parking technology has a little shortages, particularly, the situation that people can not find a parking place after turning a plurality of circles around a parking lot after entering the parking lot due to the fact that the requirements for parking are still vigorous in the peak period and holidays, and the phenomena of occupying the road, parking in disorder, and the like caused by parking at no place are caused; and for drivers who enter the strange parking lot for the first time, because the drivers are unfamiliar with parking spaces, the driver walks the wrong lane to cause traffic jam, the travel time and the money cost of other people are increased, the normal travel order is destroyed, and the mood of some drivers is vexed because of long-time jam or emergency travel, and even the interests of other people can be damaged when serious. Therefore, the intelligent parking method for improving the parking navigation accuracy and the parking space utilization rate is designed, and is necessary for realizing intelligent parking and management visualization of the garage.
Disclosure of Invention
To solve the above problems, a first aspect of the present invention provides an intelligent parking method, including:
S1, dividing all parking spaces in a garage into areas according to lanes, taking an elevator entrance of the garage as a node, and marking the divided areas with serial numbers;
S2, storing the lane line graph, the area serial numbers and the parking space attributes in each area, wherein the parking space attributes comprise the type of a parking space and the size of the parking space;
S3, license plate number recognition and vehicle type size recognition are carried out on the vehicles to be parked at the entrance of the garage, and a parking guide route is generated according to recognition results;
s3.1, generating a corresponding type of parking space identifier based on the type of the vehicle to be parked by identifying the license plate number of the vehicle to be parked; generating a corresponding second-class parking space identifier based on the size of the to-be-parked vehicle by identifying the size of the to-be-parked vehicle;
S3.2, generating a search sequence table according to sequence numbers of different areas, searching for a free parking space corresponding to the parking space identification in each area according to the parking space identification; performing secondary searching according to the second-class parking space identification, and determining the area of the free parking space meeting the primary searching and the secondary searching;
s3.3, determining a to-be-parked area according to the number of the idle parking spaces in the current area based on the determined area of the idle parking spaces, wherein the to-be-parked area is specifically:
A. if the number of the idle parking spaces marked by the type of parking spaces in the current area is greater than or equal to a threshold value, judging that the area has the parking spaces required by the vehicle to be parked, and determining the current area as the area to be parked;
B. if the number of the idle parking spaces of the class-I parking space identification in the current area is smaller than the threshold value, judging the area as a forbidden area, returning to S3.2 to switch the search sequence table to the next sequence number area, and respectively performing primary search and secondary search according to the class-I parking space identification and the class-II parking space identification;
C. if the number of the free parking spaces in all the areas is smaller than or equal to the preset multiple of the number of the areas, searching the free parking spaces corresponding to the parking space identifiers in each area according to the second-class parking space identifiers, and if the free parking spaces exist, determining the current area as the area to be parked; if the number of the idle parking spaces in all areas in the garage is zero, stopping lifting the rod;
S3.4, generating a parking guide route based on the determined to-be-parked area and the lane line diagram;
and S4, transmitting the parking guide route to the garage for real-time display, and releasing a lifting rod of the vehicle to be parked at the entrance of the garage.
The S4 further comprises the steps that the vehicle to be parked is determined to be a target vehicle for monitoring and tracking, if the monitoring of the parking guiding route is lost, whether the license plate of the target vehicle is the first license plate is judged, if yes, full-view searching in the garage is carried out on the target vehicle, and the tracking is finished until the parking and warehousing of the target vehicle are finished; if not, the parking guidance route display of the target vehicle is eliminated.
In some implementations of the first aspect, the smart parking method further includes delaying the parking area number of the first vehicle to be parked by a preset number of orders in the search sequence list when the second vehicle to be parked generates the parking guidance route through S3.
In the step S1, all parking spaces in the garage are divided into areas according to lanes, and the specific method comprises the following steps:
Taking the intersection points of lanes in the garage as reference points, and dividing the areas of all parking spaces through the linear lanes connected with the reference points;
if at least one side of the straight line lane is provided with parking spaces and is connected with the lane, all the parking spaces connected with the straight line lane belong to the same area;
The two sides of the reference point are intersected to form a straight line lane which is divided into different areas; and if the lanes are not connected with the parking spaces, the area division is not performed.
The region division further comprises the parking spaces connected with the straight lanes, the parking spaces are preferentially classified into the regions classified by the straight lanes vertically connected with the parking spaces, and if the parking spaces have no straight lanes vertically connected with the parking spaces, the parking spaces are classified into the regions classified by the straight lanes parallel to the parking spaces.
In some implementations of the first aspect, the parking space types are classified into a general parking space and a charging pile parking space; the parking space sizes are respectively standard parking spaces and medium-sized and large-sized parking spaces.
The parking space identifiers are common parking space identifiers or charging pile parking space identifiers; the second-class parking space identifiers are standard parking space identifiers or medium-large-sized parking space identifiers.
A second aspect provides a smart parking system comprising:
The area dividing module is used for dividing all parking spaces in the garage into areas according to lanes, taking an elevator entrance of the garage as a node and marking the divided areas with serial numbers;
The data storage module is used for storing data of the lane line graph, the area serial numbers and the parking space attributes in each area, wherein the parking space attributes comprise the type of the parking space and the size of the parking space;
The route generation module is used for carrying out license plate number identification and vehicle type size identification on the vehicle to be parked at the entrance of the garage and generating a parking guide route according to the identification result; generating a corresponding type of parking space identifier based on the type of the vehicle to be parked by identifying the license plate number of the vehicle to be parked; generating a corresponding second-class parking space identifier based on the size of the to-be-parked vehicle by identifying the size of the to-be-parked vehicle; generating a search sequence table according to sequence numbers of different areas, searching for a free parking space corresponding to a parking space identifier in each area according to a class of parking space identifiers; performing secondary searching according to the second-class parking space identification, and determining the area of the free parking space meeting the primary searching and the secondary searching; determining a region to be parked according to the number of the free parking spaces in the current region based on the determined region to which the free parking spaces belong;
And the display guide module is used for transmitting the parking guide route to the garage for real-time display and releasing a lifting rod of the vehicle to be parked at the entrance of the garage.
A third aspect provides a smart parking device comprising a processor and a memory, wherein the processor implements a smart parking method as described above when executing a computer program stored in the memory.
A fourth aspect provides a computer readable storage medium storing a computer program, wherein the computer program when executed by a processor implements a smart parking method as described above.
Advantageous effects
(1) According to the invention, the parking efficiency is improved, the parking spaces in the garage are divided into areas, and corresponding parking space identifiers are generated according to the types and the sizes of the vehicles to be parked, so that the orderly guidance of the vehicles of different types is realized, and the parking efficiency is improved.
(2) According to the invention, the time for a vehicle owner to find the parking space is reduced, and the vehicle to be parked can quickly find the proper parking space by displaying the parking guide route in real time, so that the time for blindly finding the parking space in the garage is avoided.
(3) The invention optimizes the garage management and realizes the real-time management of the parking space information in the garage.
(4) According to the invention, accurate searching of the idle parking spaces is realized according to the parking space attributes and the vehicle type size, and the utilization rate of the parking spaces is improved.
(5) The method provided by the invention is suitable for different types of garages, can realize efficient parking no matter in common parking spaces or charging pile parking spaces, solves the problems of the existing parking spaces, and effectively realizes intelligent parking, visual management and efficient operation.
Drawings
FIG. 1 is a flow chart of the smart parking method;
fig. 2 is a schematic view of region division.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings.
The embodiment provides an intelligent parking method, which is applied to a parking lot management system, wherein the parking lot management system comprises a vehicle sensing device, a license plate recognition device, an information guide screen, a monitoring device, a cloud server, a barrier gate arranged at an entrance of a garage and an infrared sensing device arranged at sides of a plurality of parking spaces, the vehicle sensing device and the license plate recognition device are respectively arranged at the barrier gate of the entrance of the garage and the exit of the garage and are connected with the cloud server through a signal transmission line, and the vehicle sensing device is used for detecting vehicles running to the position of the barrier gate and triggering the license plate recognition device to recognize the license plates of the vehicles.
The cloud server is further connected with an information guide screen, a monitoring device, an infrared sensing device and a barrier gate through signal transmission lines respectively, the barrier gate is used for receiving a lifting rod instruction of the cloud server, the information guide screen is used for receiving a parking guide route of the cloud server and displaying the parking guide route in real time, the infrared sensing device is used for sensing occupancy information on a parking space and uploading the occupancy information of the parking space to the cloud server for carrying out statistics on the number of the free parking spaces, and the monitoring device is used for monitoring real-time conditions of all positions in a garage.
The cloud server performs parking guidance on a vehicle entering a garage through the intelligent parking method by receiving uploading signals of all devices in the system, and referring to fig. 1, the method specifically comprises the following steps:
S1, dividing all parking spaces in a garage into areas according to lanes, taking an elevator entrance of the garage as a node, and marking the divided areas with serial numbers;
the intersection points of lanes in the garage are taken as reference points, all parking spaces are divided into areas through straight lanes connected with the reference points, as shown in fig. 2, dots in the drawing are taken as reference points, straight lines connecting the dots are straight lanes, and a dotted line frame in the drawing is taken as a divided area, specifically:
if at least one side of the straight line lane is provided with parking spaces and is connected with the lane, all the parking spaces connected with the straight line lane belong to the same area;
The two sides of the reference point are intersected to form a straight line lane which is divided into different areas; and if the lanes are not connected with the parking spaces, the area division is not performed.
And the parking spaces connected with the straight lanes are preferentially classified into areas divided by the straight lanes vertically connected with the parking spaces, and if the parking spaces have no straight lanes vertically connected with the parking spaces, the parking spaces are classified into areas divided by the straight lanes parallel to the parking spaces.
Meanwhile, a plurality of elevator entrances in the garage are used as nodes, and serial numbers of the divided areas are marked according to the linear distance between each area and the node.
S2, storing the lane line graph, the area serial numbers and the parking space attributes in each area, wherein the parking space attributes comprise the type of a parking space and the size of the parking space;
The parking space types are a common parking space and a charging pile parking space respectively, and the parking space sizes are a standard parking space and a medium-sized and large-sized parking space respectively. Uploading the lane line graph, the area serial numbers and the parking space attributes in each area to a cloud server for data storage.
S3, license plate number recognition and vehicle type size recognition are carried out on the vehicles to be parked at the entrance of the garage, and a parking guide route is generated according to recognition results;
s3.1, generating a corresponding type of parking space identifier based on the type of the vehicle to be parked by identifying the license plate number of the vehicle to be parked; generating a corresponding second-class parking space identifier based on the size of the to-be-parked vehicle by identifying the size of the to-be-parked vehicle;
Generating a corresponding type of parking space identification by identifying the license plate number of the vehicle to be parked, and generating a common parking space identification if the license plate number of the vehicle to be parked is identified as an oil vehicle license plate; and if the license plate number of the vehicle to be parked is the new energy license plate, generating a charging pile parking space mark. The common parking space identifier can trigger the parking lot management cloud to search for the common parking space; the charging pile parking space identification can trigger the parking lot management cloud to search for the charging pile parking space.
Meanwhile, the size of the vehicle to be parked is identified, the vehicle to be parked is determined to be the standard size or the medium-large size, and the second-class parking space identification with the corresponding size is generated. If the vehicle to be parked is of a standard size, generating a standard parking space mark; and if the license plate number of the vehicle to be parked is of a medium-large size, generating a medium-large parking space mark.
S3.2, generating a search sequence table according to sequence numbers of different areas, searching for a free parking space corresponding to the parking space identification in each area according to the parking space identification; performing secondary searching according to the second-class parking space identification, and determining the area of the free parking space meeting the primary searching and the secondary searching;
s3.3, determining a to-be-parked area according to the number of the idle parking spaces in the current area based on the determined area of the idle parking spaces, wherein the to-be-parked area is specifically:
A. if the number of the idle parking spaces marked by the type of parking spaces in the current area is greater than or equal to a threshold value, judging that the area has the parking spaces required by the vehicle to be parked, and determining the current area as the area to be parked;
B. If the number of the free parking spaces of the class-I parking space identification in the current area is smaller than the threshold value, judging the area as a forbidden area, returning to S3.2, switching the search sequence table to the next sequence number area, and respectively performing primary search and secondary search according to the class-I parking space identification and the class-II parking space identification.
In the specific implementation process, the threshold value can be set to be 3, if the number of the free parking spaces identified by the parking space in the current area is more than or equal to 3, the free parking spaces in the current area are sufficient, the vehicles can conveniently get together and get out of the way, the parking spaces needed by the vehicles to be parked in the area are judged, and the current area is determined to be the area to be parked;
If the number of the idle parking spaces marked by the type of the parking spaces in the current area is smaller than 3, the current area is indicated to have smaller drivable space, the area is judged to be a forbidden parking area, and the judgment of the area to be parked can be carried out until the number of the idle parking spaces in the area is larger than the remaining 3, wherein the forbidden parking area is used for ensuring that the vehicles in the area have enough space to be assembled and staggered, so that parking and warehouse entry or warehouse exit and drive away can be carried out more conveniently.
S3.4, generating a parking guide route based on the determined to-be-parked area and the lane line diagram;
and generating a parking guide route by taking the garage entrance as a starting point and taking the region to be parked as an ending point according to the determined region to be parked.
And S4, transmitting the parking guide route to the garage for real-time display, and releasing a lifting rod of the vehicle to be parked at the entrance of the garage.
The cloud server transmits the parking guide route to an information guide screen in the garage to display, and releases a lifting rod of a vehicle to be parked at the entrance of the garage, and the vehicle to be parked can quickly drive to a region to be parked according to the guide prompt of the information guide screen to park and store.
The S4 further comprises the steps that the vehicle to be parked is determined to be a target vehicle for monitoring and tracking, if the monitoring of the parking guiding route is lost, whether the license plate of the target vehicle is the first license plate is judged, if yes, full-view searching in the garage is carried out on the target vehicle, and the tracking is finished until the parking and warehousing of the target vehicle are finished; if not, the parking guidance route display of the target vehicle is eliminated.
Meanwhile, the intelligent parking method further comprises the step of delaying the sequence number of the area to be parked of the first vehicle to be parked by a preset number of steps in the search sequence table when the second vehicle to be parked generates a parking guide route through S3.
For example, the preset number of the ranks can be set to be 3, when a first vehicle to be parked is searched by the searching sequence table, the first area of the searching sequence table is determined to be the area to be parked, then the first area is extended to be 3 positions behind the fourth area of the original searching sequence table, when the second vehicle to be parked is searched for the area to be parked, the second area of the original searching sequence table is searched for determining the area to be parked, all vehicles to be parked are prevented from searching through the area with the same serial number, the vehicles to be parked are guaranteed to be reasonably distributed to parking spaces in different areas, and parking blockage is prevented.
In a specific embodiment, the step S3.3 further includes determining that the to-be-parked areas a and B are judged to be invalid according to the number of the free parking spaces in the current area if the number of the free parking spaces in all the areas is less than or equal to a preset multiple of the number of the areas, switching to searching the free parking spaces corresponding to the parking space identifiers in each area according to the two types of parking space identifiers, and determining that the current area is the to-be-parked area if the free parking spaces exist; and if the idle parking spaces in all areas in the garage are occupied, stopping lifting the rod.
In addition, the application also provides an intelligent parking system, which comprises:
The area dividing module is used for dividing all parking spaces in the garage into areas according to lanes, taking an elevator entrance of the garage as a node and marking the divided areas with serial numbers;
The data storage module is used for storing data of the lane line graph, the area serial numbers and the parking space attributes in each area, wherein the parking space attributes comprise the type of the parking space and the size of the parking space;
The route generation module is used for carrying out license plate number identification and vehicle type size identification on the vehicle to be parked at the entrance of the garage and generating a parking guide route according to the identification result; generating a corresponding type of parking space identifier based on the type of the vehicle to be parked by identifying the license plate number of the vehicle to be parked; generating a corresponding second-class parking space identifier based on the size of the to-be-parked vehicle by identifying the size of the to-be-parked vehicle; generating a search sequence table according to sequence numbers of different areas, searching for a free parking space corresponding to a parking space identifier in each area according to a class of parking space identifiers; performing secondary searching according to the second-class parking space identification, and determining the area of the free parking space meeting the primary searching and the secondary searching; determining a region to be parked according to the number of the free parking spaces in the current region based on the determined region to which the free parking spaces belong;
And the display guide module is used for transmitting the parking guide route to the garage for real-time display and releasing a lifting rod of the vehicle to be parked at the entrance of the garage.
Secondly, a smart parking device is provided, which comprises a processor and a memory, wherein the processor executes the computer program stored in the memory to realize the smart parking method.
Finally, the present application provides a computer readable storage medium storing a computer program, wherein the computer program when executed by a processor implements a smart parking method as described above.

Claims (9)

1. An intelligent parking method, comprising:
S1, dividing all parking spaces in a garage into areas according to lanes, taking an elevator entrance of the garage as a node, and marking the divided areas with serial numbers;
Taking the intersection points of lanes in the garage as reference points, and dividing the areas of all parking spaces through the linear lanes connected with the reference points;
if at least one side of the straight line lane is provided with parking spaces and is connected with the lane, all the parking spaces connected with the straight line lane belong to the same area;
The two sides of the reference point are intersected to form a straight line lane which is divided into different areas; if the lane is not connected with a parking space, area division is not performed;
S2, storing the lane line graph, the area serial numbers and the parking space attributes in each area, wherein the parking space attributes comprise the type of a parking space and the size of the parking space;
S3, license plate number recognition and vehicle type size recognition are carried out on the vehicles to be parked at the entrance of the garage, and a parking guide route is generated according to recognition results;
s3.1, generating a corresponding type of parking space identifier based on the type of the vehicle to be parked by identifying the license plate number of the vehicle to be parked; generating a corresponding second-class parking space identifier based on the size of the to-be-parked vehicle by identifying the size of the to-be-parked vehicle;
S3.2, generating a search sequence table according to sequence numbers of different areas, searching for a free parking space corresponding to the parking space identification in each area according to the parking space identification; performing secondary searching according to the second-class parking space identification, and determining the area of the free parking space meeting the primary searching and the secondary searching;
s3.3, determining a to-be-parked area according to the number of the idle parking spaces in the current area based on the determined area of the idle parking spaces, wherein the to-be-parked area is specifically:
A. if the number of the idle parking spaces marked by the type of parking spaces in the current area is greater than or equal to a threshold value, judging that the area has the parking spaces required by the vehicle to be parked, and determining the current area as the area to be parked;
B. if the number of the idle parking spaces of the class-I parking space identification in the current area is smaller than the threshold value, judging the area as a forbidden area, returning to S3.2 to switch the search sequence table to the next sequence number area, and respectively performing primary search and secondary search according to the class-I parking space identification and the class-II parking space identification;
C. if the number of the free parking spaces in all the areas is smaller than or equal to the preset multiple of the number of the areas, searching the free parking spaces corresponding to the parking space identifiers in each area according to the second-class parking space identifiers, and if the free parking spaces exist, determining the current area as the area to be parked; if the number of the idle parking spaces in all areas in the garage is zero, stopping lifting the rod;
S3.4, generating a parking guide route based on the determined to-be-parked area and the lane line diagram;
and S4, transmitting the parking guide route to the garage for real-time display, and releasing a lifting rod of the vehicle to be parked at the entrance of the garage.
2. The intelligent parking method according to claim 1, wherein S4 further comprises determining a vehicle to be parked as a target vehicle for monitoring and tracking, if the monitoring of the parking guiding route is lost, judging whether the license plate of the target vehicle is a first license plate, if so, performing a full-view search in the garage for the target vehicle until the target vehicle is parked and the tracking is finished; if not, the parking guidance route display of the target vehicle is eliminated.
3. The smart parking method as claimed in claim 1, further comprising delaying the number of the parking area of the first vehicle to be parked by a preset number of steps in the search sequence table when the second vehicle to be parked generates the parking guidance route through S3.
4. The smart parking method as claimed in claim 1, further comprising parking spaces connected to the straight lanes, preferentially belonging to areas divided by the straight lanes vertically connected to the parking spaces, and belonging to areas divided by the straight lanes parallel thereto if the parking spaces have no straight lanes vertically connected.
5. The smart parking method as claimed in claim 1, wherein the parking space types are divided into a general parking space and a charging pile parking space; the parking space sizes are respectively standard parking spaces and medium-sized and large-sized parking spaces.
6. The smart parking method as claimed in claim 5, wherein the class of parking space identifiers are common parking space identifiers or charging pile parking space identifiers; the second-class parking space identifiers are standard parking space identifiers or medium-large-sized parking space identifiers.
7. An intelligent parking system, comprising:
the area dividing module is used for dividing all parking spaces in the garage into areas according to lanes, taking an elevator entrance of the garage as a node and marking the divided areas with serial numbers; taking the intersection points of lanes in the garage as reference points, and dividing the areas of all parking spaces through the linear lanes connected with the reference points; if at least one side of the straight line lane is provided with parking spaces and is connected with the lane, all the parking spaces connected with the straight line lane belong to the same area; the two sides of the reference point are intersected to form a straight line lane which is divided into different areas; if the lane is not connected with a parking space, area division is not performed;
The data storage module is used for storing data of the lane line graph, the area serial numbers and the parking space attributes in each area, wherein the parking space attributes comprise the type of the parking space and the size of the parking space;
The route generation module is used for carrying out license plate number identification and vehicle type size identification on the vehicle to be parked at the entrance of the garage and generating a parking guide route according to the identification result; generating a corresponding type of parking space identifier based on the type of the vehicle to be parked by identifying the license plate number of the vehicle to be parked; generating a corresponding second-class parking space identifier based on the size of the to-be-parked vehicle by identifying the size of the to-be-parked vehicle; generating a search sequence table according to sequence numbers of different areas, searching for a free parking space corresponding to a parking space identifier in each area according to a class of parking space identifiers; performing secondary searching according to the second-class parking space identification, and determining the area of the free parking space meeting the primary searching and the secondary searching; determining a region to be parked according to the number of the free parking spaces in the current region based on the determined region to which the free parking spaces belong;
And the display guide module is used for transmitting the parking guide route to the garage for real-time display and releasing a lifting rod of the vehicle to be parked at the entrance of the garage.
8. A smart parking device comprising a processor and a memory, wherein the processor implements the smart parking method of any one of claims 1-6 when executing a computer program stored in the memory.
9. A computer readable storage medium for storing a computer program, wherein the computer program when executed by a processor implements the smart parking method of any one of claims 1-6.
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