CN114290935A - Electric vehicle charging station safety monitoring system - Google Patents
Electric vehicle charging station safety monitoring system Download PDFInfo
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- CN114290935A CN114290935A CN202111676767.2A CN202111676767A CN114290935A CN 114290935 A CN114290935 A CN 114290935A CN 202111676767 A CN202111676767 A CN 202111676767A CN 114290935 A CN114290935 A CN 114290935A
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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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- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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Abstract
The invention discloses a safety monitoring system for an electric vehicle charging station, which comprises: the safety control cloud platform is in wireless connection with the safety control gateway, accesses data of all charging stations in the jurisdiction and is used for carrying out centralized monitoring on safety information of the charging piles; the safety control gateway is connected with the hard disk video recorder and receives video data; the safety monitoring module is connected with the wireless communication module, receives data information and issues a control command to the safety monitoring module; the safety management and control cloud platform is wirelessly connected with the alarm information sending module and sends the alarm information to the safety management and control cloud platform; and sending the control command to the sound and light alarm device. According to the invention, the automatic identification of the abnormal condition is realized through the safety identification control program adopted in the safety control gateway, so that the problems of low efficiency, poor real-time performance and the like of manual monitoring are avoided; the recognition results are linked in the station, so that the fault handling efficiency is improved, and the accident loss is effectively reduced; the aerosol fire extinguishing device is arranged to realize active fire extinguishing and early warning.
Description
Technical Field
The invention relates to the technical field of charging, in particular to a safety monitoring system for an electric vehicle charging station.
Background
Along with the implementation of the national new energy automobile planning, more and more users select electric automobiles, and the electric automobiles are the most popular, energy-saving and environment-friendly green travel vehicles at present. Electric automobile generally selects the charging station to charge, and the quantity greatly increased of charging station, and electrical equipment is numerous in the charging station moreover, and station traffic is big, no matter whether in the charging process, all has very big potential safety hazard. How to carry out real-time monitoring and real-time fire-fighting measures on the safety of a charging station in an area becomes a difficult problem.
Disclosure of Invention
In order to overcome the defects that the charging station is difficult to monitor in real time and take fire-fighting measures in real time in the background art, the invention aims to provide a safety monitoring system for an electric vehicle charging station.
In order to achieve the above purposes, the invention adopts the technical scheme that: an electric vehicle charging station safety monitoring system, comprising:
the safety control cloud platform is wirelessly connected with the safety control gateway, accesses data of all charging stations in a district, is used for carrying out centralized monitoring on safety information of the charging piles, and synchronizes warning information sent by the safety control gateway to operation and maintenance personnel through a mobile phone APP;
the security control gateway: the hard disk video recorder is connected with the hard disk video recorder through an Ethernet port and used for receiving video data; the safety monitoring module is in wireless communication connection with the LORA and is used for receiving data information uploaded by the safety monitoring module and sending a control command to the safety monitoring module; the safety management and control cloud platform is in 4G wireless connection, and the alarm information is sent to the safety management and control cloud platform; and the sound-light alarm device is connected with the Ethernet port and used for transmitting the control command to the sound-light alarm device.
In order to further supplement the technical scheme, a safety identification control program is embedded in the safety control gateway to identify the collected video data.
In order to further supplement the technical scheme, the safety monitoring module is installed inside the charging pile and is respectively in communication connection with the charging pile controller and the fire monitor; fill electric pile controller still with the module communication connection that charges, the module that charges still is connected with power and the rifle that charges respectively.
In order to further supplement the technical scheme, the charging pile controller uploads the collected working state including but not limited to the charging pile, alarm information and telemetering data to the safety control gateway in real time through the safety monitoring module.
In order to further supplement the technical scheme, the fire monitor is internally provided with a sensor, the temperature and the carbon monoxide gas concentration in the charging pile are acquired in real time, the internal fire condition is intelligently judged, and the alarm information, the acquired temperature and the acquired gas concentration data are uploaded to the safety control gateway through the safety monitoring module in real time.
In order to further supplement the technical scheme, the safety control gateway analyzes and stores the collected temperature and gas concentration data in the charging pile in real time, analyzes and evaluates the change trend of the internal temperature and gas concentration of the charging pile, and sends alarm information to the safety control cloud platform.
In order to further supplement the technical scheme, the fire monitor is further connected with the aerosol fire extinguisher, the fire monitor judges that the fire happens, and the aerosol fire extinguisher is started to perform corresponding disposal actions.
In order to further supplement the technical scheme, the hard disk video recorder is in communication connection with the plurality of video cameras through the Ethernet, and video data acquired by the video cameras are sent to the safety control gateway through the hard disk video recorder and the switch through the Ethernet.
To further complement the present technical solution, the security identification control program includes:
a smoke and fire identification unit: after smoke and fire information is identified through the video camera, alarm information is sent to the sound and light alarm device through the safety control gateway, and alarm sound and light flicker are sent out; sending the alarm information to the safety control cloud platform, issuing a charging stopping command to a charging pile controller through a safety monitoring module, and controlling the charging pile to stop charging;
high-risk vehicle type recognition unit: high-risk vehicle type information is input into a safety control gateway in advance, vehicle type recognition is carried out on a charging vehicle through a video camera, when the charging vehicle is judged to be of a high-risk vehicle type, a command is issued to a charging pile through a safety monitoring module, and the charging pile is controlled to stop charging or limit charging;
an area intrusion unit: a certain area is defined as a dangerous area, when a person enters the dangerous area, the video camera is used for identifying, a control instruction is sent to the sound and light alarm device, and the sound and light alarm device gives out alarm sound;
equipment damage unit: when the abnormal conditions including but not limited to deformation, inclination and toppling over of the equipment in the charging area are identified through the video camera, the alarm information is sent to the safety control cloud platform.
In order to further supplement the technical scheme, the high-risk vehicle types are divided into a first-level high-risk vehicle type and a second-level high-risk vehicle type, and when the vehicle belongs to the first-level high-risk vehicle type, the charging pile refuses to charge; when the vehicle belongs to a second-level high-risk vehicle type, the charging pile limits charging, the SOC threshold value is reduced, and the vehicle cannot be fully charged to avoid battery overcharge.
The invention discloses a charging station, and relates to a safety monitoring system for an electric vehicle charging station.
The invention has the beneficial effects that:
according to the safety monitoring system for the electric vehicle charging station, disclosed by the invention, the automatic identification of abnormal conditions is realized through a safety identification control program adopted in the safety control gateway, so that the problems of low efficiency, poor real-time performance and the like of manual monitoring are avoided; the recognition results are linked in the station, so that the fault handling efficiency is improved, and the accident loss is effectively reduced; the aerosol fire extinguishing device is arranged to realize active fire extinguishing and early warning.
Drawings
Fig. 1 is a schematic structural diagram of a safety monitoring system of an electric vehicle charging station according to the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
Referring to fig. 1, an electric vehicle charging station safety monitoring system is used for a charging station, and the invention is preferably an electric vehicle charging station, and comprises:
and the safety control cloud platform is in wireless connection with the safety control gateway, accesses data of all charging stations in the district, is used for carrying out centralized monitoring on safety information of the charging pile, and synchronizes warning information sent by the safety control gateway to operation and maintenance personnel through a mobile phone APP. The safety control platform is constructed in a mode of a cloud architecture and micro-service application, realizes data interaction of the edge safety control gateway and the station level safety management system through a data layer, and has the functions of data interaction, protocol configuration, data processing, data storage and the like.
The service layer adopts technologies such as SpringBooot + HTML5 and the like to construct micro application services, and supports the scheduling of business application micro services based on technologies such as Echart and VUE.
The application layer integrates according to the requirements of the safety control platform, ten micro applications such as safety monitoring panorama display, battery charging and replacing equipment monitoring, video control and the like are established, user interaction is provided by using tools such as a large screen and a PC (personal computer), and interaction of data display and service of the safety control cloud platform is achieved. Meanwhile, the system is provided with a docking interface with the Internet of vehicles platform, the marketing site operation safety control platform and the natural disaster early warning system.
The security control gateway: the video data collected by the video cameras are sent to the safety control gateway through the hard disk video recorder and the switch through the Ethernet. The safety monitoring module is in wireless communication connection with the LORA and is used for receiving data information uploaded by the safety monitoring module and sending a control command to the safety monitoring module; the safety management and control cloud platform is in wireless connection with 4G or 5G, and the alarm information is sent to the safety management and control cloud platform; and the sound-light alarm device is connected with the Ethernet port and used for transmitting the control command to the sound-light alarm device.
The safety control gateway is an edge computing device, has strong edge computing capability, and realizes data optimization, real-time response, agile connection and intelligent analysis at an edge node of the Internet of things; the data traffic of the field and the cloud is obviously reduced, and the bottleneck of the cloud computing capability is avoided. The network architecture is optimized, the response is safer and faster, and the field service is realized more intelligently. And industrial protocols such as MQTT and 61850 are supported. The security control gateway disclosed by the invention adopts a domestic high-speed processing chip, a container OS (operating system) Debian (operating system) with an embedded Linux4.9 kernel and a Docker application container engine to realize service and application isolation. The safety control gateway is provided with 1 path of HDMI output, 4 paths of kilomega network ports, 1 path of Lora module, 1 path of USB2.0, 2 paths of RS232, 1 path of RS422, 1 path of RS485, 2 paths of CAN bus and 8 paths of GPIO, and a safety identification control program is embedded inside to identify the collected video data.
The security identification control program includes:
a smoke and fire identification unit: after smoke and fire information is identified through the video camera, alarm information is sent to the sound and light alarm device through the safety control gateway, and alarm sound and light flicker are sent out; the alarm information is sent to the safety control cloud platform, a charging stopping command is sent to the charging pile controller through the safety monitoring module, the charging pile is controlled to stop charging, and vehicles can conveniently leave the site in time.
High-risk vehicle type recognition unit: high-risk vehicle type information is input into a safety control gateway in advance, vehicle type recognition is carried out on a charging vehicle through a video camera, when the charging vehicle is judged to be of a high-risk vehicle type, a command is issued to a charging pile through a safety monitoring module, and the charging pile is controlled to stop charging or limit charging; the high-risk vehicle type is divided into a first-level high-risk vehicle type and a second-level high-risk vehicle type, and when the vehicle belongs to the first-level high-risk vehicle type, the charging pile refuses to charge; when the vehicle belongs to a second-level high-risk vehicle type, the charging pile limits charging, the SOC threshold value is reduced, and the vehicle cannot be fully charged to avoid battery overcharge.
An area intrusion unit: a certain area is defined as a dangerous area, when a person enters the dangerous area, the video camera recognizes that the person enters the dangerous area, the control instruction is sent to the sound-light alarm device, and the sound-light alarm device gives out alarm sound to remind the person to leave.
Equipment damage unit: when recognizing that abnormal conditions including but not limited to deformation, inclination, dumping and the like occur to equipment in a charging area through the video camera, the video camera sends alarm information to the safety control cloud platform to remind operation and maintenance personnel to process in time.
The safety identification control program comprises functions of a charging home page, real-time warning, fire safety monitoring, video security monitoring, charging process monitoring, analysis statistics, configuration management, system management and the like; all functions are associated with the home page function, the real-time warning page, the fire alarm, the video monitoring, the parking space management in the configuration management, the camera management, the charging equipment management and other functions. In the newly-increased parking stall management function, can embody at the home page, camera management can be associated to the binding relation of parking stall, stake, fills electric pile and can increase to delete to change to check according to configuration management implementation site requirement.
The safety monitoring module is installed inside charging pile, and with charging pile controller through RS485 bus communication connection, charging pile main controller is standard equipment, and all charging piles all configure according to the national standard. The fire monitor is in communication connection with the fire monitor through a CAN bus, and the temperature and the carbon monoxide threshold value of the fire monitor are preset in an embedded program and are set before leaving a factory and cannot be adjusted. The threshold size is specified by national standards. The charging pile controller is also in communication connection with the charging module by adopting a CAN bus, the charging module is also respectively connected with a power supply and a charging gun, and the power supply is an alternating current power supply and is used for supplying power; the charging gun is connected with the electric vehicle for charging. The charging pile controller uploads collected working states including but not limited to charging piles, alarm information, telemetering data and the like to the safety control gateway through the safety monitoring module in real time, the safety control gateway analyzes and stores collected temperature and gas concentration data in the charging piles in real time, analysis and health degree evaluation are carried out on the change trend of the internal temperature and the gas concentration of the charging piles, and alarm information is sent to the safety management and control cloud platform.
The built-in sensor of condition of a fire watch-dog gathers temperature and carbon monoxide gas concentration in the battery charging outfit in real time, and the inside conflagration condition is judged to intelligence, uploads safety control gateway through the safety monitoring module with the temperature and the gas concentration data of warning information, collection in real time. The fire monitor is also connected with the aerosol fire extinguisher, and once the fire monitor judges that the fire happens, the electric control type aerosol fire extinguisher is immediately started to carry out corresponding disposal action. The whole process of early warning of fire and starting of the fire extinguishing device is automatic. The system composed of the fire monitor and the aerosol fire extinguisher can complete all the pre-warning and fire extinguishing actions without depending on other systems.
After the aerosol fire extinguishing device is started, the aerosol fire extinguishing device can play a fire extinguishing role in a specified time through chemical inhibition, heat absorption decomposition cooling, suffocation and the like, and can effectively delay the occurrence time of fire by taking a cooling principle as a pre-drying measure. The fire extinguishing requirement is met within a specified time through fire extinguishing processes such as controlling fire ignition point, blocking chain type combustion, controlling fire spreading and development and the like. The early diagnosis, the automatic identification, the fire handling, the intelligent monitoring and the management of the fire accidents inside the charging pile are realized.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the present invention is not limited thereto, and any equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (11)
1. An electric vehicle charging station safety monitoring system, comprising:
the safety control platform is in communication connection with the safety control gateway, accesses data of all charging stations in a district, is used for carrying out centralized monitoring on safety information of the charging piles, and synchronizes warning information sent by the safety control gateway to operation and maintenance personnel through an APP;
the security control gateway: the video equipment is connected with the Ethernet port and used for receiving video data; the wireless communication module is connected with the safety monitoring module and used for receiving the data information uploaded by the safety monitoring module and sending the control command to the safety monitoring module; the safety management and control platform is in communication connection with the alarm information sending module and sends the alarm information to the safety management and control platform; and the control device is connected with the alarm device through an Ethernet port and used for sending the control command to the alarm device.
2. The electric vehicle charging station safety monitoring system of claim 1, wherein: and a safety identification control program is embedded in the safety control gateway to identify the acquired video data.
3. The electric vehicle charging station safety monitoring system of claim 1, wherein: the safety monitoring module is arranged in the charging pile and is respectively in communication connection with the charging pile controller and the fire monitor; fill electric pile controller still with the module communication connection that charges, the module that charges still is connected with power and the rifle that charges respectively.
4. The electric vehicle charging station safety monitoring system of claim 3, wherein: the charging pile controller uploads collected working states including but not limited to charging piles, alarm information and telemetering data to the safety control gateway in real time through the safety monitoring module.
5. The electric vehicle charging station safety monitoring system of claim 3, wherein: the fire condition watch-dog embeds the sensor, and the temperature and/or the gaseous concentration of carbon monoxide in the electric pile are filled in real time to the collection, and the inside conflagration condition is judged to intelligence, and the temperature and/or the gaseous concentration data that will gather upload to the safety control gateway through the safety monitoring module in real time.
6. The electric vehicle charging station safety monitoring system of claim 1, wherein: the safety control gateway analyzes and stores the acquired temperature and gas concentration data in the charging pile in real time, analyzes the change trend of the internal temperature and gas concentration of the charging pile and evaluates the health degree, and sends alarm information to the safety management and control cloud platform.
7. The electric vehicle charging station safety monitoring system of claim 3, wherein: the fire condition monitor is also connected with the aerosol fire extinguisher, and the fire condition monitor judges that the fire condition occurs and starts the aerosol fire extinguisher to perform corresponding disposal action.
8. The electric vehicle charging station safety monitoring system of claim 1, wherein: the video equipment is in communication connection with the video cameras through the Ethernet, and video data collected by the video cameras are sent to the safety control gateway through the video equipment and the switch through the Ethernet.
9. The electric vehicle charging station safety monitoring system of claim 2, wherein: the security identification control program includes:
a smoke and fire identification unit: after the firework information is identified through the video camera, the alarm information is sent to the alarm device through the safety control gateway, and an alarm signal is sent out; sending the alarm information to the safety control cloud platform, issuing a charging stopping command to a charging pile controller through a safety monitoring module, and controlling the charging pile to stop charging;
high-risk vehicle type recognition unit: high-risk vehicle type information is input into a safety control gateway in advance, vehicle type recognition is carried out on a charging vehicle through a video camera, when the charging vehicle is judged to be of a high-risk vehicle type, a command is issued to a charging pile through a safety monitoring module, and the charging pile is controlled to stop charging or limit charging;
an area intrusion unit: a certain area is defined as a dangerous area, when a person enters the dangerous area, the video camera is used for identifying, a control instruction is sent to the alarm device, and the alarm device sends an alarm signal;
equipment damage unit: when the abnormal conditions including but not limited to deformation, inclination and toppling over of the equipment in the charging area are identified through the video camera, the alarm information is sent to the safety control cloud platform.
10. The electric vehicle charging station safety monitoring system of claim 9, wherein: the high-risk vehicle type is divided into a first-level high-risk vehicle type and a second-level high-risk vehicle type, and when the vehicle belongs to the first-level high-risk vehicle type, the charging pile refuses to charge; when the vehicle belongs to a second-level high-risk vehicle type, the charging pile limits charging, the SOC threshold value is reduced, and the vehicle cannot be fully charged to avoid battery overcharge.
11. A charging station comprising the security monitoring system of claims 1-10.
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| CN118306250A (en) * | 2024-06-11 | 2024-07-09 | 国网辽宁省电力有限公司电力科学研究院 | Intelligent edge monitoring device and method for electric automobile charging pile |
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