CN116704697A - Method and system for early warning of abnormality of automobile charging area - Google Patents
Method and system for early warning of abnormality of automobile charging area Download PDFInfo
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- CN116704697A CN116704697A CN202310385390.8A CN202310385390A CN116704697A CN 116704697 A CN116704697 A CN 116704697A CN 202310385390 A CN202310385390 A CN 202310385390A CN 116704697 A CN116704697 A CN 116704697A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The invention relates to the technical field of vehicle charging management, and particularly discloses an automobile charging area abnormality early warning method and system, wherein the method comprises the steps of obtaining a parking space distribution table and determining a parking area according to the parking space distribution table; acquiring building information and weather information in real time, and determining a heat propagation diagram based on a parking area according to the building information and the weather information; acquiring vehicle charging information according to a preset charging management system, and determining the risk rate of each vehicle in a risk range according to the vehicle charging information and the heat propagation diagram; and activating an abnormality monitoring port based on the risk rate containing the risk range, and determining an abnormality report according to the data acquired by the abnormality monitoring port. According to the method, the parking area is determined according to the parking space distribution condition, and the risk probability around each vehicle can be determined by combining the building information, the wind power parameters in the weather information and the temperature information in the charging process, so that the warning information is generated by the risk probability, and the risk problem is prevented.
Description
Technical Field
The invention relates to the technical field of vehicle charging management, in particular to an abnormal early warning method and system for an automobile charging area.
Background
The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel automobile-mounted power device) and integrates the advanced technology in the aspects of power control and driving of the automobile, and the formed technical principle is advanced, and the automobile has a new technology and a new structure. The new energy automobile comprises a pure electric automobile, a range-extended electric automobile, a hybrid electric automobile, a fuel cell electric automobile, a hydrogen engine automobile and the like. Under the background of the prior art, pure electric vehicles and hybrid electric vehicles are the main stream of new energy vehicles.
The cost of the electric automobile is extremely low and is touted by the vast short-distance users, however, the electric automobile needs to be charged at fixed time, the battery can be problematic in the charging process, and once the problem occurs, the result is very serious, so that the charging process of the electric automobile needs to be monitored in real time; the existing monitoring mode mostly depends on a monitoring system, namely, a risk problem is discovered in the first time by adding a camera manually, the timeliness of the mode is high, but the mode is not preventive, and how to provide an early warning method with predictability is the technical problem to be solved by the technical scheme of the invention.
Disclosure of Invention
The invention aims to provide an abnormal early warning method and system for an automobile charging area, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an automobile charging area abnormality early warning method, comprising:
acquiring a parking space distribution table, and determining a parking area according to the parking space distribution table;
acquiring building information and weather information in real time, and determining a heat propagation diagram based on a parking area according to the building information and the weather information;
acquiring vehicle charging information according to a preset charging management system, and determining the risk rate of each vehicle in a risk range according to the vehicle charging information and the heat propagation diagram;
and activating an abnormality monitoring port based on the risk rate containing the risk range, and determining an abnormality report according to the data acquired by the abnormality monitoring port.
As a further scheme of the invention: the step of obtaining the parking space distribution table and determining the parking area according to the parking space distribution table comprises the following steps:
inquiring record information of the charging piles, and marking each parking space according to the record information to obtain a parking space distribution table; the parking space distribution table comprises a number item and a position item;
obtaining channel information of a parking lot, and determining the direction of a vehicle according to the channel information;
determining a parking area according to the vehicle arrival direction and the parking space distribution table;
the parking areas are a set of areas where the vehicle speed is less than a preset speed threshold.
As a further scheme of the invention: the step of acquiring building information and weather information in real time and determining a heat propagation map based on a parking area according to the building information and the weather information comprises the following steps:
inquiring building information of a parking lot, and determining an air exchange point based on the building information;
acquiring weather information containing time information based on the existing weather service and updating the weather information at regular time; the weather information at least comprises wind direction and wind force;
building information containing air exchange points and weather information containing time information are input into a trained environment simulation model, and propagation vectors and propagation rates of all the points are obtained;
and determining the propagation quantity under different temperature values based on the propagation vector and the propagation rate, and obtaining a heat propagation diagram taking the temperature value as an index.
As a further scheme of the invention: the step of determining the propagation amount under different temperature values based on the propagation vector and the propagation rate to obtain the heat propagation diagram with the temperature value as an index comprises the following steps:
reading a parking area, and dividing the parking area according to a preset cell size to obtain a subarea;
randomly determining the temperature of each subarea in a preset temperature range, and determining the natural propagation quantity according to the temperature of each subarea;
determining the wind direction propagation quantity according to the propagation vector, the propagation rate and the temperature of each subarea;
counting the natural propagation quantity and the wind direction propagation quantity to obtain a heat propagation diagram; wherein the index of the heat propagation diagram is a temperature value matrix.
As a further scheme of the invention: the step of obtaining vehicle charging information according to a preset charging management system and determining the risk rate of each vehicle containing the risk range according to the vehicle charging information and the heat propagation map comprises the following steps:
establishing a connection channel with a preset charging management system, and inquiring vehicle charging information; the vehicle charging information includes a temperature change curve; the independent variable of the temperature change curve is time;
counting the temperature change curves of all vehicles, and matching a heat propagation diagram according to the temperature change curves;
and inputting the matched heat propagation diagram into a preset risk identification model to obtain the risk range and the risk rate of each vehicle.
As a further scheme of the invention: the step of activating the abnormality monitoring port based on the risk rate containing the risk range and determining an abnormality report according to the data collected by the abnormality monitoring port comprises the following steps:
selecting a risk range in which the risk rate reaches a preset risk rate threshold value, and inquiring an abnormal monitoring port in the risk range;
sending an activation instruction to an abnormality monitoring port;
receiving monitoring data acquired by an abnormal monitoring port; the monitoring data at least comprises power data;
and inputting the power data into a preset power analysis model to generate an abnormality report.
The technical scheme of the invention also provides an abnormal early warning system for the charging area of the automobile, which comprises the following steps:
the parking area determining module is used for acquiring a parking space distribution table and determining a parking area according to the parking space distribution table;
the propagation analysis module is used for acquiring building information and weather information in real time, and determining a heat propagation diagram based on a parking area according to the building information and the weather information;
the risk range determining module is used for acquiring vehicle charging information according to a preset charging management system and determining risk rates of vehicles containing risk ranges according to the vehicle charging information and the heat propagation diagram;
and the abnormality report generation module is used for activating the abnormality monitoring port based on the risk rate containing the risk range and determining an abnormality report according to the data acquired by the abnormality monitoring port.
As a further scheme of the invention: the parking area determination module includes:
the parking space statistics unit is used for inquiring the record information of the charging pile, and marking each parking space according to the record information to obtain a parking space distribution table; the parking space distribution table comprises a number item and a position item;
the vehicle arrival acquisition unit is used for acquiring the channel information of the parking lot and determining the vehicle arrival direction according to the channel information;
the processing execution unit is used for determining a parking area according to the vehicle arrival and the parking space distribution table;
the parking areas are a set of areas where the vehicle speed is less than a preset speed threshold.
As a further scheme of the invention: the propagation analysis module includes:
a building information acquisition unit for inquiring building information of the parking lot and determining an air exchange point based on the building information;
the weather information acquisition unit is used for acquiring weather information containing time information based on the existing weather service and updating the weather information at regular time; the weather information at least comprises wind direction and wind force;
the environment simulation unit is used for inputting building information containing air exchange points and weather information containing time information into a trained environment simulation model to obtain propagation vectors and propagation rates of all points;
and the data processing unit is used for determining the propagation quantity under different temperature values based on the propagation vector and the propagation rate to obtain a heat propagation diagram taking the temperature value as an index.
As a further scheme of the invention: the risk range determination module includes:
the charging information acquisition unit is used for establishing a connection channel with a preset charging management system and inquiring vehicle charging information; the vehicle charging information includes a temperature change curve; the independent variable of the temperature change curve is time;
the propagation map matching unit is used for counting the temperature change curves of all vehicles and matching the heat propagation map according to the temperature change curves;
and the risk identification unit is used for inputting the matched heat transmission diagram into a preset risk identification model to obtain the risk range and the risk rate of each vehicle.
Compared with the prior art, the invention has the beneficial effects that: according to the method, the parking area is determined according to the parking space distribution condition, and the risk probability around each vehicle can be determined by combining the building information, the wind power parameters in the weather information and the temperature information in the charging process, so that the warning information is generated by the risk probability, and the risk problem is prevented.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description will briefly introduce the drawings that are needed in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a flow chart of an abnormality early warning method for a charging area of an automobile.
Fig. 2 is a first sub-flowchart of an abnormality warning method for a charging area of an automobile.
Fig. 3 is a second sub-flowchart of the method for warning of abnormalities in the charging area of the vehicle.
Fig. 4 is a third sub-flowchart of the method for warning of abnormalities in the charging area of the vehicle.
Fig. 5 is a fourth sub-flowchart of the method for warning of abnormalities in the charging area of the vehicle.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Fig. 1 is a flow chart of an abnormality early warning method for a charging area of an automobile, in an embodiment of the invention, the method includes:
step S100: acquiring a parking space distribution table, and determining a parking area according to the parking space distribution table;
the distribution of the parking spaces in a parking lot is known, and can be determined when the parking lot is built; in the using process, a management party can adjust the parking spaces according to the actual conditions of different parking spaces; and counting each parking space and the position thereof to obtain a parking space distribution table, wherein the parking area can be determined by the parking space distribution table.
Step S200: acquiring building information and weather information in real time, and determining a heat propagation diagram based on a parking area according to the building information and the weather information;
building information and weather information are acquired in real time, the communication condition of the parking lot and the outside can be determined according to the building information, on the basis, the wind power transmission characteristics of each area in the parking lot are determined according to the weather information, and the heat transmission condition of the parking area can be obtained by combining the temperature characteristics; the heat propagation situation is represented by a heat propagation diagram.
Step S300: acquiring vehicle charging information according to a preset charging management system, and determining the risk rate of each vehicle in a risk range according to the vehicle charging information and the heat propagation diagram;
in the existing intelligent parking lot, the charging management system is an existing system, the vehicle charging information is acquired according to the charging management system, the heat information (including temperature information) of the whole parking lot can be determined by combining the vehicle charging information and the heat propagation chart, and the risk range and the risk rate of each vehicle can be determined based on the heat information.
Step S400: activating an abnormality monitoring port based on the risk rate containing the risk range, and determining an abnormality report according to the data acquired by the abnormality monitoring port;
and after the risk range and the risk rate are determined, activating the corresponding abnormal monitoring port, and acquiring parking lot data by the abnormal monitoring port so as to identify, thereby obtaining an abnormal identification result.
It should be noted that the abnormality monitoring port and the identification algorithm thereof may use the existing technologies, for example, current acquisition, and identify the acquired current based on the existing current identification conditions.
Fig. 2 is a first sub-flowchart of an abnormal early warning method for a charging area of an automobile, where the steps of obtaining a parking space distribution table and determining a parking area according to the parking space distribution table include:
step S101: inquiring record information of the charging piles, and marking each parking space according to the record information to obtain a parking space distribution table; the parking space distribution table comprises a number item and a position item;
the parking space distribution table is used for representing the positions of different parking spaces, and in the parking space distribution table, charging pile information needs to be acquired to mark the parking spaces containing charging piles.
Step S102: obtaining channel information of a parking lot, and determining the direction of a vehicle according to the channel information;
the passage information of the parking lot refers to an area where vehicles can pass, and generally contains direction information between train positions, for example, the vehicles generally turn right when entering the parking lot, and the passage information can determine the directions of the vehicles.
Step S103: determining a parking area according to the vehicle arrival direction and the parking space distribution table; wherein the parking areas are a set of areas where the vehicle speed is less than a preset speed threshold;
in a parking lot, a vehicle which normally runs generally runs off or in, and the safety of a battery is high; in comparison, stationary vehicles or vehicles with lower speeds are more likely to present a safety hazard in terms of batteries (being charged or parked in a parking lot); and counting the position with lower movement speed to obtain the parking area.
Fig. 3 is a second sub-flowchart of an abnormality pre-warning method for a charging area of an automobile, wherein the steps of acquiring building information and weather information in real time and determining a heat propagation map based on a parking area according to the building information and the weather information include:
step S201: inquiring building information of a parking lot, and determining an air exchange point based on the building information;
the air exchange points are generally the locations of the air exchange devices, and the air exchange devices are recorded during installation, and therefore, the air exchange devices belong to known information.
Step S202: acquiring weather information containing time information based on the existing weather service and updating the weather information at regular time; the weather information at least comprises wind direction and wind force;
acquiring weather information based on the existing weather service, wherein the acquisition time interval can be one hour or half an hour; the weather information includes at least wind parameters including wind direction and wind force.
Step S203: building information containing air exchange points and weather information containing time information are input into a trained environment simulation model, and propagation vectors and propagation rates of all the points are obtained;
the wind parameters including wind direction (represented by propagation vector) and wind force (represented by propagation rate) at various positions inside the parking lot can be determined by inputting the wind parameters and the construction information into a preset environmental simulation model (generally, BIM model).
Step S204: and determining the propagation quantity under different temperature values based on the propagation vector and the propagation rate, and obtaining a heat propagation diagram taking the temperature value as an index.
The propagation rate and the temperature value can be used for calculating the propagation quantity, and then the heat propagation diagram can be obtained by combining the propagation vector; different temperatures correspond to different heat propagation patterns.
As a preferred embodiment of the present invention, the step of determining the propagation amounts at different temperature values based on the propagation vector and the propagation rate to obtain the heat propagation map with the temperature value as an index includes:
reading a parking area, and dividing the parking area according to a preset cell size to obtain a subarea;
randomly determining the temperature of each subarea in a preset temperature range, and determining the natural propagation quantity according to the temperature of each subarea;
determining the wind direction propagation quantity according to the propagation vector, the propagation rate and the temperature of each subarea;
counting the natural propagation quantity and the wind direction propagation quantity to obtain a heat propagation diagram; wherein the index of the heat propagation diagram is a temperature value matrix.
In one example of the technical scheme of the present invention, the temperature distribution is specifically defined, that is, the temperatures of the positions in the parking lot are considered to be different, and the temperature value in step S204 is expanded to convert the temperature value into a temperature matrix; the heat propagation map is determined under a temperature matrix.
The temperature matrix is randomly generated, the more the number is, the more the types of heat propagation graphs are, and the higher the accuracy of the subsequent matching process is.
Fig. 4 is a third sub-flowchart of an abnormality warning method for an automotive charging area, where the step of obtaining vehicle charging information according to a preset charging management system and determining a risk ratio of each vehicle including a risk range according to the vehicle charging information and the heat propagation map includes:
step S301: establishing a connection channel with a preset charging management system, and inquiring vehicle charging information; the vehicle charging information includes a temperature change curve; the independent variable of the temperature change curve is time;
the method has the advantages that the charging information is quite large, including the charging time length, the charging electric quantity and the like, and the most important for an execution main body of the method is that the temperature change condition is represented by a temperature change curve; the temperature change curve reflects information of two dimensions, namely temperature and time, and the current temperature distribution condition of the parking lot can be obtained through the temperature change curves of all vehicles.
Step S302: counting the temperature change curves of all vehicles, and matching a heat propagation diagram according to the temperature change curves;
the target heat transfer map can be matched from the heat transfer map generated in the above description from the current temperature distribution situation.
Step S303: inputting the matched heat propagation diagram into a preset risk identification model to obtain a risk range and a risk rate of each vehicle;
in the process of generating a heat propagation diagram, a worker presets risk conditions, a risk range and a risk ratio thereof are determined in the heat propagation diagram based on the risk conditions, and a sample set is established; and training the risk identification model by the sample set, and obtaining the risk range and the risk rate of each vehicle rapidly by means of the risk identification model when the new heat transmission diagram is matched.
The risk range generally refers to a region centered on a vehicle, and the risk ratio varies from one vehicle to another.
Fig. 5 is a fourth sub-flowchart of an abnormality pre-warning method for an automobile charging area, wherein the step of activating an abnormality monitoring port based on the risk ratio containing the risk range and determining an abnormality report according to the data collected by the abnormality monitoring port includes:
step S401: selecting a risk range in which the risk rate reaches a preset risk rate threshold value, and inquiring an abnormal monitoring port in the risk range;
comparing the risk rate with a preset risk rate threshold, and inquiring an abnormal monitoring port in a risk range when the risk rate reaches the preset risk rate threshold.
Step S402: sending an activation instruction to an abnormality monitoring port;
the abnormal monitoring port is normally in a closed state, and when activated, information collection is started.
Step S403: receiving monitoring data acquired by an abnormal monitoring port; the monitoring data at least comprises power data;
step S404: and inputting the power data into a preset power analysis model to generate an abnormality report.
The simplest collected data is the power data, and the existing identification algorithm for the power data is adopted to identify the power data, so that an abnormality report can be obtained.
It should be noted that when the abnormality monitoring port is an image acquisition device, the corresponding recognition algorithm can refer to the existing image recognition algorithm, and the acquired image can be recognized based on the image recognition algorithm, so that an abnormality report can be obtained.
In a preferred embodiment of the present invention, there is provided an abnormality early warning system for a charging area of an automobile, the system including:
the parking area determining module is used for acquiring a parking space distribution table and determining a parking area according to the parking space distribution table;
the propagation analysis module is used for acquiring building information and weather information in real time, and determining a heat propagation diagram based on a parking area according to the building information and the weather information;
the risk range determining module is used for acquiring vehicle charging information according to a preset charging management system and determining risk rates of vehicles containing risk ranges according to the vehicle charging information and the heat propagation diagram;
and the abnormality report generation module is used for activating the abnormality monitoring port based on the risk rate containing the risk range and determining an abnormality report according to the data acquired by the abnormality monitoring port.
The parking area determination module includes:
the parking space statistics unit is used for inquiring the record information of the charging pile, and marking each parking space according to the record information to obtain a parking space distribution table; the parking space distribution table comprises a number item and a position item;
the vehicle arrival acquisition unit is used for acquiring the channel information of the parking lot and determining the vehicle arrival direction according to the channel information;
the processing execution unit is used for determining a parking area according to the vehicle arrival and the parking space distribution table;
the parking areas are a set of areas where the vehicle speed is less than a preset speed threshold.
The propagation analysis module includes:
a building information acquisition unit for inquiring building information of the parking lot and determining an air exchange point based on the building information;
the weather information acquisition unit is used for acquiring weather information containing time information based on the existing weather service and updating the weather information at regular time; the weather information at least comprises wind direction and wind force;
the environment simulation unit is used for inputting building information containing air exchange points and weather information containing time information into a trained environment simulation model to obtain propagation vectors and propagation rates of all points;
and the data processing unit is used for determining the propagation quantity under different temperature values based on the propagation vector and the propagation rate to obtain a heat propagation diagram taking the temperature value as an index.
The risk range determination module includes:
the charging information acquisition unit is used for establishing a connection channel with a preset charging management system and inquiring vehicle charging information; the vehicle charging information includes a temperature change curve; the independent variable of the temperature change curve is time;
the propagation map matching unit is used for counting the temperature change curves of all vehicles and matching the heat propagation map according to the temperature change curves;
and the risk identification unit is used for inputting the matched heat transmission diagram into a preset risk identification model to obtain the risk range and the risk rate of each vehicle.
The functions which can be realized by the automobile charging area abnormality early warning method are all completed by computer equipment, the computer equipment comprises one or more processors and one or more memories, at least one program code is stored in the one or more memories, and the program code is loaded and executed by the one or more processors to realize the functions of the automobile charging area abnormality early warning method.
The processor takes out instructions from the memory one by one, analyzes the instructions, then completes corresponding operation according to the instruction requirement, generates a series of control commands, enables all parts of the computer to automatically, continuously and cooperatively act to form an organic whole, realizes the input of programs, the input of data, the operation and the output of results, and the arithmetic operation or the logic operation generated in the process is completed by the arithmetic unit; the Memory comprises a Read-Only Memory (ROM) for storing a computer program, and a protection device is arranged outside the Memory.
For example, a computer program may be split into one or more modules, one or more modules stored in memory and executed by a processor to perform the present invention. One or more of the modules may be a series of computer program instruction segments capable of performing specific functions for describing the execution of the computer program in the terminal device.
It will be appreciated by those skilled in the art that the foregoing description of the service device is merely an example and is not meant to be limiting, and may include more or fewer components than the foregoing description, or may combine certain components, or different components, such as may include input-output devices, network access devices, buses, etc.
The processor may be a central processing unit (Central Processing Unit, CPU), other general purpose processors, digital signal processors (Digital Signal Processor, DSP), application specific integrated circuits (Application Specific Integrated Circuit, ASIC), off-the-shelf programmable gate arrays (Field-Programmable Gate Array, FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, or the like. The general purpose processor may be a microprocessor or the processor may be any conventional processor or the like, which is the control center of the terminal device described above, and which connects the various parts of the entire user terminal using various interfaces and lines.
The memory may be used for storing computer programs and/or modules, and the processor may implement various functions of the terminal device by running or executing the computer programs and/or modules stored in the memory and invoking data stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function (such as an information acquisition template display function, a product information release function, etc.), and the like; the storage data area may store data created according to the use of the berth status display system (e.g., product information acquisition templates corresponding to different product types, product information required to be released by different product providers, etc.), and so on. In addition, the memory may include high-speed random access memory, and may also include non-volatile memory, such as a hard disk, memory, plug-in hard disk, smart Media Card (SMC), secure Digital (SD) Card, flash Card (Flash Card), at least one disk storage device, flash memory device, or other volatile solid-state storage device.
The modules/units integrated in the terminal device may be stored in a computer readable storage medium if implemented in the form of software functional units and sold or used as separate products. Based on this understanding, the present invention may implement all or part of the modules/units in the system of the above-described embodiments, or may be implemented by instructing the relevant hardware by a computer program, which may be stored in a computer-readable storage medium, and which, when executed by a processor, may implement the functions of the respective system embodiments described above. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, executable files or in some intermediate form, etc. The computer readable medium may include: any entity or device capable of carrying computer program code, a recording medium, a U disk, a removable hard disk, a magnetic disk, an optical disk, a computer Memory, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), an electrical carrier signal, a telecommunications signal, a software distribution medium, and so forth.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather is intended to cover any equivalents of the structures or equivalent processes disclosed herein or in the alternative, which may be employed directly or indirectly in other related arts.
Claims (10)
1. An automobile charging area abnormality early warning method is characterized by comprising the following steps:
acquiring a parking space distribution table, and determining a parking area according to the parking space distribution table;
acquiring building information and weather information in real time, and determining a heat propagation diagram based on a parking area according to the building information and the weather information;
acquiring vehicle charging information according to a preset charging management system, and determining the risk rate of each vehicle in a risk range according to the vehicle charging information and the heat propagation diagram;
and activating an abnormality monitoring port based on the risk rate containing the risk range, and determining an abnormality report according to the data acquired by the abnormality monitoring port.
2. The method for warning of anomalies in a charging area of a vehicle according to claim 1, wherein the step of obtaining a parking space distribution table and determining a parking area based on the parking space distribution table comprises:
inquiring record information of the charging piles, and marking each parking space according to the record information to obtain a parking space distribution table; the parking space distribution table comprises a number item and a position item;
obtaining channel information of a parking lot, and determining the direction of a vehicle according to the channel information;
determining a parking area according to the vehicle arrival direction and the parking space distribution table;
the parking areas are a set of areas where the vehicle speed is less than a preset speed threshold.
3. The method for warning of anomalies in a charging area of a vehicle according to claim 1, wherein the step of acquiring building information and weather information in real time and determining a map of heat transfer based on a parking area from the building information and the weather information comprises:
inquiring building information of a parking lot, and determining an air exchange point based on the building information;
acquiring weather information containing time information based on the existing weather service and updating the weather information at regular time; the weather information at least comprises wind direction and wind force;
building information containing air exchange points and weather information containing time information are input into a trained environment simulation model, and propagation vectors and propagation rates of all the points are obtained;
and determining the propagation quantity under different temperature values based on the propagation vector and the propagation rate, and obtaining a heat propagation diagram taking the temperature value as an index.
4. The method for warning of an abnormality in a charging area of an automobile according to claim 3, wherein the step of determining the propagation amounts at different temperature values based on the propagation vector and the propagation rate to obtain a heat propagation map indexed by the temperature values comprises:
reading a parking area, and dividing the parking area according to a preset cell size to obtain a subarea;
randomly determining the temperature of each subarea in a preset temperature range, and determining the natural propagation quantity according to the temperature of each subarea;
determining the wind direction propagation quantity according to the propagation vector, the propagation rate and the temperature of each subarea;
counting the natural propagation quantity and the wind direction propagation quantity to obtain a heat propagation diagram; wherein the index of the heat propagation diagram is a temperature value matrix.
5. The method for warning of abnormalities in a charging area of an automobile according to claim 1, wherein the step of acquiring vehicle charging information according to a preset charging management system and determining a risk rate of each vehicle including a risk range according to the vehicle charging information and the heat propagation map comprises:
establishing a connection channel with a preset charging management system, and inquiring vehicle charging information; the vehicle charging information includes a temperature change curve; the independent variable of the temperature change curve is time;
counting the temperature change curves of all vehicles, and matching a heat propagation diagram according to the temperature change curves;
and inputting the matched heat propagation diagram into a preset risk identification model to obtain the risk range and the risk rate of each vehicle.
6. The method for warning of an abnormality in a charging area of an automobile according to claim 1, wherein the step of activating an abnormality monitoring port based on the risk ratio containing the risk range, and determining an abnormality report from data collected by the abnormality monitoring port comprises:
selecting a risk range in which the risk rate reaches a preset risk rate threshold value, and inquiring an abnormal monitoring port in the risk range;
sending an activation instruction to an abnormality monitoring port;
receiving monitoring data acquired by an abnormal monitoring port; the monitoring data at least comprises power data;
and inputting the power data into a preset power analysis model to generate an abnormality report.
7. An automotive charging area anomaly early warning system, the system comprising:
the parking area determining module is used for acquiring a parking space distribution table and determining a parking area according to the parking space distribution table;
the propagation analysis module is used for acquiring building information and weather information in real time, and determining a heat propagation diagram based on a parking area according to the building information and the weather information;
the risk range determining module is used for acquiring vehicle charging information according to a preset charging management system and determining risk rates of vehicles containing risk ranges according to the vehicle charging information and the heat propagation diagram;
and the abnormality report generation module is used for activating the abnormality monitoring port based on the risk rate containing the risk range and determining an abnormality report according to the data acquired by the abnormality monitoring port.
8. The vehicle charging area anomaly early warning system of claim 7, wherein the parking area determination module comprises:
the parking space statistics unit is used for inquiring the record information of the charging pile, and marking each parking space according to the record information to obtain a parking space distribution table; the parking space distribution table comprises a number item and a position item;
the vehicle arrival acquisition unit is used for acquiring the channel information of the parking lot and determining the vehicle arrival direction according to the channel information;
the processing execution unit is used for determining a parking area according to the vehicle arrival and the parking space distribution table;
the parking areas are a set of areas where the vehicle speed is less than a preset speed threshold.
9. The vehicle charging area anomaly early warning system of claim 7, wherein the propagation analysis module comprises:
a building information acquisition unit for inquiring building information of the parking lot and determining an air exchange point based on the building information;
the weather information acquisition unit is used for acquiring weather information containing time information based on the existing weather service and updating the weather information at regular time; the weather information at least comprises wind direction and wind force;
the environment simulation unit is used for inputting building information containing air exchange points and weather information containing time information into a trained environment simulation model to obtain propagation vectors and propagation rates of all points;
and the data processing unit is used for determining the propagation quantity under different temperature values based on the propagation vector and the propagation rate to obtain a heat propagation diagram taking the temperature value as an index.
10. The vehicle charging area anomaly early warning system of claim 7, wherein the risk range determination module comprises:
the charging information acquisition unit is used for establishing a connection channel with a preset charging management system and inquiring vehicle charging information; the vehicle charging information includes a temperature change curve; the independent variable of the temperature change curve is time;
the propagation map matching unit is used for counting the temperature change curves of all vehicles and matching the heat propagation map according to the temperature change curves;
and the risk identification unit is used for inputting the matched heat transmission diagram into a preset risk identification model to obtain the risk range and the risk rate of each vehicle.
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