WO2019136995A1 - 充换电站监控视频数据处理方法和装置 - Google Patents

充换电站监控视频数据处理方法和装置 Download PDF

Info

Publication number
WO2019136995A1
WO2019136995A1 PCT/CN2018/100029 CN2018100029W WO2019136995A1 WO 2019136995 A1 WO2019136995 A1 WO 2019136995A1 CN 2018100029 W CN2018100029 W CN 2018100029W WO 2019136995 A1 WO2019136995 A1 WO 2019136995A1
Authority
WO
WIPO (PCT)
Prior art keywords
data
video
monitoring
charging
information
Prior art date
Application number
PCT/CN2018/100029
Other languages
English (en)
French (fr)
Inventor
杨磊君
Original Assignee
蔚来汽车有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 蔚来汽车有限公司 filed Critical 蔚来汽车有限公司
Priority to EP18900144.9A priority Critical patent/EP3739878A4/en
Publication of WO2019136995A1 publication Critical patent/WO2019136995A1/zh

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
    • H04N21/4223—Cameras
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
    • H04N21/47217—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for controlling playback functions for recorded or on-demand content, e.g. using progress bars, mode or play-point indicators or bookmarks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/81—Monomedia components thereof
    • H04N21/8126—Monomedia components thereof involving additional data, e.g. news, sports, stocks, weather forecasts
    • H04N21/814—Monomedia components thereof involving additional data, e.g. news, sports, stocks, weather forecasts comprising emergency warnings
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845—Structuring of content, e.g. decomposing content into time segments
    • H04N21/8456—Structuring of content, e.g. decomposing content into time segments by decomposing the content in the time domain, e.g. in time segments
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H04N5/77—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
    • H04N9/8205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal

Definitions

  • the invention relates to the technical field of electric vehicle charging and replacing power stations, in particular to a charging and replacing power station monitoring video data processing method and device.
  • the real-time monitoring risk control of charging and replacing power stations and the processing efficiency of faults will become more and more important.
  • most of the charging and replacing power stations introduce a video monitoring system, and the operation and maintenance personnel can obtain the situation on the spot in real time on the video monitoring terminal.
  • the existing video surveillance system usually stores data in the cloud. In order to improve the network bandwidth utilization, data uploading is performed or within a certain threshold range. In the case of unstable network, the monitoring data is incomplete. Lost, poor data integrity.
  • the existing video surveillance system does not present device data and alarm information in real time, and only provides live audio and video data, and the operation and maintenance personnel cannot obtain the required details in real time according to the surveillance video, such as the voltage of the battery under charging state, Current, temperature, and alarms, etc., when you need to obtain the above information, you need to check the surveillance video and open other applications for comparison. This is very inconvenient, resulting in low operation and maintenance efficiency.
  • the technical problem to be solved by the present invention is to provide a method and a device for processing video data of a charging and replacing power station.
  • the video monitoring system collects the audio and video data of the station, the real-time data and related alarm data of the battery and the like are correlated, and the real-time performance is good.
  • Provide more rich real-time information in the video surveillance terminal which improves the operation and maintenance efficiency of the charging and replacing power station.
  • the present invention provides a charging and power station monitoring video data processing method, comprising the following steps:
  • the device pre-processing data and the monitoring point pre-processing data are encoded and packaged and transmitted to form a data transmission stream.
  • the method further includes:
  • the data transport stream is decoded and the decoded result is displayed.
  • the collecting device data and the monitoring point data include the following steps:
  • the corresponding monitoring point data is collected according to the set monitoring point.
  • the device data includes device real-time data and device alarm information
  • the monitoring point data includes monitoring point audio data and monitoring point video data.
  • the real-time data of the device includes one or more of battery information, charging and replacing vehicle information, charging post information, battery compartment information, water cooling system information, and limit switch information;
  • the battery information includes one of battery position information, a charge and discharge current of the battery, a charge and discharge voltage of the battery, a charge and discharge temperature of the battery, a current of the battery cell, a voltage of the battery cell, and a temperature of the battery cell. Or a variety;
  • the alarm information includes one or more of battery alarm information, charging and replacing vehicle alarm information, charging pile alarm information, water cooling system alarm information, limit switch alarm information, and environmental monitoring system alarm information;
  • the monitoring point video data includes normal video image data and thermal imaging data.
  • the preprocessing the device data and the monitoring point data separately includes the following steps;
  • the video format and the code rate are set, and the monitoring point data is encoded according to the video format and the code rate to form a video segment and an audio slice.
  • the device pre-processing data and the monitoring point pre-processing data are encoded, packaged, and transmitted, and the data transmission stream is formed by:
  • the device identifies the device data snapshot, the video fragment, and the audio fragment, and packages the device data snapshot, the video fragment, and the audio fragment according to a preset data transmission packet structure to generate a data transmission packet.
  • the data transmission packet is transmitted and distributed through a network to form a data transmission stream.
  • the data transmission packet structure includes:
  • a packet identification data segment a device number data segment, a time stamp data segment, a location information data segment, a priority data segment, and a bearer content data segment, wherein the bearer content data segment is used to carry monitoring audio segments, video segments, and A snapshot of the device data.
  • the decoding the data transmission stream and displaying the decoding result includes:
  • the monitoring terminal reads the cached data and displays the cached data.
  • the monitoring terminal draws the cached data on the video screen according to the coordinate information of the device, and displays the monitoring screen and related device information and alarm information.
  • the method further includes: extracting and storing the device feature value according to the device location information; and dynamically monitoring the local feature of the corresponding device in the monitoring image and matching with the device feature value when the monitoring terminal plays the video, if the matching is successful And then performing AR scene display on the device in the monitoring image.
  • the method further includes: storing the video segment, the audio segment, and the data snapshot into a memory buffer of the monitoring terminal according to a preset time, setting a click button on the monitoring terminal, or by dragging a progress bar Perform monitoring screen time shifting and playback operations.
  • a charging and monitoring power station monitoring video data processing device comprising:
  • a data acquisition module for collecting device data and monitoring point data
  • a data pre-processing module configured to separately perform pre-processing on the device data and the monitoring point data to obtain device pre-processing data and monitoring point pre-processing data;
  • the data transmission module is configured to encode and package the device pre-processing data and the monitoring point pre-processing data to form a data transmission stream.
  • the device further includes:
  • a data display module decodes the data transport stream and displays the decoded result.
  • the data collection module includes:
  • a setting unit for setting a device data detection point and a monitoring point to be monitored
  • a device data collection unit configured to collect corresponding device data according to the set device data detection point
  • the monitoring point data collecting unit is configured to collect corresponding monitoring point data according to the set monitoring point.
  • the device data includes device real-time data and device alarm information
  • the monitoring point data includes monitoring point audio data and monitoring point video data.
  • the real-time data of the device includes one or more of battery information, charging and replacing vehicle information, charging post information, battery compartment information, water cooling system information, and limit switch information;
  • the battery information includes one of battery position information, a charge and discharge current of the battery, a charge and discharge voltage of the battery, a charge and discharge temperature of the battery, a current of the battery cell, a voltage of the battery cell, and a temperature of the battery cell. Or a variety;
  • the alarm information includes one or more of battery alarm information, charging and replacing vehicle alarm information, charging pile alarm information, water cooling system alarm information, limit switch alarm information, and environmental monitoring system alarm information;
  • the monitoring point video data includes normal video image data and thermal imaging data.
  • the data preprocessing module includes:
  • a device data pre-processing unit configured to set a sampling frequency, record device data according to the sampling frequency, and cache a device data snapshot corresponding to a time point;
  • the monitoring point data processing unit is configured to set a video format and a code rate, and encode the monitoring point data according to the video format and a code rate to form a video segment and an audio segment.
  • the data transmission module includes:
  • a video protocol setting unit configured to set a video protocol, and carry the snapshot of the device data according to an extension of the set video protocol
  • a data transmission packet generating unit configured to identify the device data snapshot, the video segmentation, and the audio segment by the packet, and package the device data snapshot, the video segment, and the audio segment according to a preset data transmission packet structure to generate a data transmission. package;
  • a data transmission unit configured to transmit and distribute the data transmission package through a network to form a data transmission stream.
  • the data transmission packet structure includes:
  • a packet identification data segment a device number data segment, a time stamp data segment, a location information data segment, a priority data segment, and a bearer content data segment, wherein the bearer content data segment is used to carry monitoring audio segments, video segments, and A snapshot of the device data.
  • the data display module includes:
  • a data cache module configured to decode and cache the data transport stream
  • the monitoring terminal is configured to read the cached data and display the cached data.
  • the monitoring terminal is further configured to draw the cached data on the video screen according to the coordinate information of the device, and display the monitoring screen and related device information and alarm information.
  • the device further includes an AR scene display module, configured to extract and store the device feature value according to the device location information; and when the monitoring terminal plays the video, dynamically identify the local feature of the corresponding device in the monitoring image and the device feature value Matching is performed. If the matching is successful, the device performs AR scene display in the monitoring image.
  • an AR scene display module configured to extract and store the device feature value according to the device location information; and when the monitoring terminal plays the video, dynamically identify the local feature of the corresponding device in the monitoring image and the device feature value Matching is performed. If the matching is successful, the device performs AR scene display in the monitoring image.
  • the device further includes a screen time shift and a back file module, configured to store the video segment, the audio segment, and the data snapshot into a memory buffer area of the monitoring terminal according to a preset time, where the monitoring terminal is configured Click the button or drag the progress bar to monitor the screen time shift and playback operations.
  • a screen time shift and a back file module configured to store the video segment, the audio segment, and the data snapshot into a memory buffer area of the monitoring terminal according to a preset time, where the monitoring terminal is configured Click the button or drag the progress bar to monitor the screen time shift and playback operations.
  • a controller comprising a memory and a processor, the memory storing a computer program, the program being capable of implementing the steps of the method when executed by the processor.
  • a computer readable storage medium for storing a computer program that, when executed by a computer or processor, implements the steps of the method.
  • the present invention has significant advantages and advantageous effects over the prior art. According to the above technical solution, the method and device for processing video data of the charging and replacing power station of the present invention can achieve considerable technical progress and practicability, and have extensive industrial use value, and at least have the following advantages:
  • FIG. 1 is a flowchart of a method for processing video data of a charging and replacing power station according to an embodiment of the present invention.
  • FIG. 2 is a schematic diagram of processing of monitoring video data of a charging and replacing power station according to an embodiment of the present invention.
  • FIG. 3 is a schematic diagram of a display effect of monitoring video data of a charging and replacing power station according to an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of time shifting and playback implementation of monitoring video data of a charging and replacing station according to an embodiment of the present invention.
  • FIG. 5 is a schematic diagram of a monitoring and video data processing apparatus for a charging and replacing power station according to an embodiment of the present invention.
  • an embodiment of the present invention provides a method for processing video data of a charging and replacing power station, including the following steps:
  • Step S1 collecting device data and monitoring point data
  • step S1 Before the execution of step S1, the charging and replacing power station control system is started first, and the monitoring parameters are initialized.
  • Step S1 specifically includes the following steps:
  • Step S11 setting a device data detection point and a monitoring point to be monitored
  • Step S12 Collect corresponding device data according to the set device data detection point
  • Step S13 Collect corresponding monitoring point data according to the set monitoring point.
  • the real-time data of the device includes one or more of battery information, charging and replacing vehicle information, charging post information, battery compartment information, water cooling system information, and limit switch information; wherein the battery information includes a battery location One or more of information, charge and discharge current of the battery, charge and discharge voltage of the battery, charge and discharge temperature of the battery, current of the battery cell, voltage of the battery cell, and temperature of the battery cell.
  • the alarm information includes one or more of battery alarm information, charging and replacing vehicle alarm information, charging pile alarm information, water cooling system alarm information, limit switch alarm information, and environmental monitoring system alarm information;
  • the real-time data of the device is associated with the alarm information.
  • the device data includes charging current information
  • the corresponding alarm information may include the current excessive alarm information.
  • the monitoring point video data includes normal video image data, thermal imaging data, and the like. It is to be understood that the above parameters are merely illustrative and are not limited to the above parameters, and may be adjusted according to specific needs in actual application.
  • Step S2 Perform pre-processing on the device data and the monitoring point data respectively, to obtain device pre-processing data and monitoring point pre-processing data;
  • Step S2 specifically includes:
  • Step S21 setting a sampling frequency, recording device data according to the sampling frequency, and buffering and generating a device data snapshot corresponding to a time point;
  • Table 1 is an example of a data snapshot corresponding to a time point T.
  • the actual application process can be adjusted as needed:
  • Step S22 Set a video format and a code rate, and encode the monitoring point data according to the video format and a code rate to form a video segment and an audio segment.
  • Step S3 encoding and packaging the device pre-processing data and the monitoring point pre-processing data to form a data transmission stream;
  • Step S3 specifically includes:
  • Step S31 setting a video protocol, and carrying the device data snapshot according to the extended extension of the set video protocol
  • video fragment and the audio fragment may be directly carried in the video protocol content, or may be carried in the extension of the video protocol, depending on the set video protocol.
  • Step S32 The device identifies the device data snapshot, the video fragment, and the audio fragment, and packages the device data snapshot, the video fragment, and the audio fragment according to a preset data transmission packet structure to generate a data transmission packet.
  • the backup data snapshot, the video segmentation and the audio segmentation may be prioritized, so that the information with higher priority is preferentially displayed on the monitoring screen, and is preferentially processed.
  • the data snapshot contains alarm information, which can set the priority of the data snapshot to be higher than the priority of the video fragment and the audio fragment, so that the severity level alarm information is preferentially presented.
  • the data transmission packet structure may include: a packet identification data segment, a device number data segment, a time stamp data segment, a location information data segment, a priority data segment, and a bearer content data segment, where the bearer content
  • the data segment is used to carry surveillance audio fragments, video fragments, and device data snapshots.
  • Table 2 The specific examples are shown in Table 2:
  • Step S33 The data transmission packet is transmitted and distributed through a network to form a data transmission stream.
  • the data transmission package may be distributed according to the number and requirements of the monitoring terminal, and may be implemented by using a technology such as a content distribution network (CDN) or a media distribution network (MDN).
  • CDN content distribution network
  • MDN media distribution network
  • the method further includes: step S4, decoding the data transmission stream, and displaying the decoding result.
  • Step S4 specifically includes:
  • Step S41 decoding and buffering the data transmission stream
  • high-priority data such as alarm information with high severity and its monitoring screen, can be processed first.
  • Step S42 The monitoring terminal reads the cached data, and displays the cached data.
  • the monitoring terminal can draw the cached data on the video screen according to the coordinate information of the device, and display the monitoring screen and related device information and alarm information, as shown in FIG.
  • the method can also perform an AR (Augmented Reality, AR for short) scene display, such as a 360 degree view of the device or a real-time display of the internal state and details of the battery.
  • the method includes: extracting and storing the device feature value according to the device location information; and dynamically monitoring the local feature of the corresponding device in the monitoring image and matching the device feature value when the terminal plays the video, if the matching is successful, the monitoring image is
  • the AR scene display is performed on the device, and the display of the AR scene can be displayed in the vicinity of the corresponding device in the monitoring image.
  • the method can also implement the operations of the monitoring terminal to support video time shifting, recording, and playback, etc., specifically: storing the video segment, the audio segment, and the data snapshot into the memory buffer area of the monitoring terminal according to the preset time, as shown in the figure. 4 (the audio slice is omitted in FIG. 4, the audio slice storage is similar to the video slice storage), and a click button is set on the monitoring terminal, or the screen is moved and played back by dragging the progress bar. .
  • the network storage device can also be used to support network time shift, network recording, network playback, and the like as needed.
  • the recording process can be a process of persisting video clips, audio slices, and device data snapshots to the file system.
  • various control operations can also be performed, for example, combining risk prediction and control modules, real-time analysis of real-time data and audio data of charging and replacing equipment, and video data real-time risk potential Early warning and appropriate control.
  • the audio data and the video data are analyzed in real time to implement auxiliary control of the charging and discharging process, such as automatic vehicle authentication, ground lock unlocking, and the like.
  • the video surveillance slice buffer of the charging and replacing station can be combined with the identification system and the recommendation engine to identify the license plate, the vehicle type (such as the vehicle front face feature) and distribute the video segment recommendation to the interested user, and the user can utilize the mobile
  • the terminal views the real-time picture and dynamic data of charging and replacing, improving the user experience.
  • the present invention proposes real-time data and related alarm data of a device such as a battery connected to a power station to monitor audio and video data, and is also applicable to realizing the real-time data of the bearer device and related alarm data by using different video formats for transmission.
  • the audio and video compression algorithm, the rate control, the error control algorithm, and the encryption algorithm are also applicable.
  • the DRM technology can be used to encrypt the transmission content.
  • the invention can dynamically control the quality of the video coding and the code rate of the network transmission according to the priority of the alarm, so that more details are collected for the operation and maintenance personnel to analyze and improve the operation and maintenance efficiency and the operation and maintenance experience. .
  • the method for monitoring video data of the charging and replacing power station of the present invention is to collect real-time data and related alarm data of the battery and the like while the video monitoring system collects the audio and video data of the site, and has real-time performance; providing rich real-time information in the video monitoring terminal, The operation and maintenance efficiency and operation and maintenance experience of the charging and replacing station are improved.
  • an embodiment of the present invention further provides a charging and power station monitoring video data processing apparatus, including a data collecting module 1, a data preprocessing module 2, a data transmission module 3, and a data display module 4.
  • the data collection module 1 is configured to collect device data and monitoring point data
  • the data pre-processing module 2 is configured to pre-process the device data and the monitoring point data respectively, and obtain device pre-processing data and monitoring point pre-processing data
  • the transmission module 3 is configured to encode and package the device pre-processing data and the monitoring point pre-processing data to form a data transmission stream.
  • the apparatus may further include the data display module 4 decoding the data transmission stream and displaying the decoding result.
  • the data acquisition module 1 includes a setting unit, a device data collection unit, and a monitoring point data collection unit, wherein the setting unit is configured to set a device data detection point and a monitoring point to be monitored; and the device data collection unit is configured to be configured according to the device.
  • the determined device data detection point collects corresponding device data; the monitoring point data collection unit is configured to collect corresponding monitoring point data according to the set monitoring point.
  • the real-time data of the device includes one or more of battery information, charging and replacing vehicle information, charging post information, battery compartment information, water cooling system information, and limit switch information; wherein the battery information includes a battery location One or more of information, charge and discharge current of the battery, charge and discharge voltage of the battery, charge and discharge temperature of the battery, current of the battery cell, voltage of the battery cell, and temperature of the battery cell.
  • the alarm information includes one or more of battery alarm information, charging and replacing vehicle alarm information, charging pile alarm information, water cooling system alarm information, limit switch alarm information, and environmental monitoring system alarm information; for example, device data includes charging For current information, the corresponding alarm information may include an overcurrent alarm message.
  • the monitoring point video data includes normal video image data, thermal imaging data, and the like. It is to be understood that the above parameters are merely illustrative and are not limited to the above parameters, and may be adjusted according to specific needs in actual application.
  • the data pre-processing module 2 includes a device data pre-processing unit and a monitoring point data processing unit.
  • the device data pre-processing unit is configured to set a sampling frequency, record device data according to the sampling frequency, and cache a device data snapshot corresponding to a time point;
  • the point data processing unit is configured to set a video format and a code rate, and encode the monitoring point data according to the video format and a code rate to form a video segment and an audio slice.
  • Table 3 is an example of a data snapshot corresponding to the time point T.
  • the actual application process can be adjusted as needed:
  • the data transmission module 3 includes a video protocol setting unit, a data transmission packet generating unit, and a data transmission unit.
  • the video protocol setting unit is configured to set a video protocol
  • the device data snapshot is carried according to the extended extension of the set video protocol. It should be noted that the video fragment and the audio fragment may be directly carried in the video protocol content. It can also be carried in the extension of the video protocol, depending on the set video protocol.
  • the data transmission packet generating unit is configured to identify the device data snapshot, the video segmentation, and the audio segment by the packet, and package the device data snapshot, the video segment, and the audio segment according to a preset data transmission packet structure, and generate a data transmission packet.
  • the backup data snapshot, the video segmentation and the audio segmentation may be prioritized, so that the information with higher priority is preferentially displayed on the monitoring screen, and is preferentially processed.
  • the data snapshot includes alarm information, and the priority of the data snapshot can be set to be higher than the priority of the video fragment and the audio fragment, so that the severity level alarm information is preferentially presented.
  • the data transmission unit is configured to transmit and distribute the data transmission package through a network to form a data transmission stream.
  • the data transmission package may be distributed according to the number and requirements of the monitoring terminal, and may be implemented by using a technology such as a content distribution network (CDN) or a media distribution network (MDN).
  • CDN content distribution network
  • MDN media distribution network
  • the data transmission packet structure may include: a packet identification data segment, a device number data segment, a time stamp data segment, a location information data segment, a priority data segment, and a bearer content data segment, where the bearer content
  • the data segment is used to carry the surveillance audio fragmentation, video fragmentation, and device data snapshot.
  • Table 4 The specific examples are shown in Table 4:
  • the data display module 4 includes a data cache module and a monitoring terminal.
  • the data cache module is configured to decode and cache the data transport stream, and the monitoring terminal is configured to read the cache data and display the cache data.
  • the monitoring terminal is further configured to draw the cached data on the video screen according to the coordinate information of the device, and display the monitoring screen and related device information and alarm information, as shown in FIG. 3 .
  • the device further includes an AR scene display module for performing AR scene display, such as 360 degree viewing of the device or real-time display of the internal state and details of the battery.
  • the AR scene display module extracts and stores the device feature value according to the device location information.
  • the monitoring terminal plays the video
  • the local feature of the corresponding device in the monitoring image is dynamically identified and matched with the device feature value. If the matching is successful, the monitoring image is monitored.
  • the AR scene display is performed on the device, and the display of the AR scene can be displayed in the vicinity of the corresponding device in the monitoring image.
  • the device further includes a screen time shifting and a backshifting module, which can implement operations such as time shifting, recording, and playback of the monitoring terminal locally, specifically: storing the video segment, the audio segment, and the data snapshot according to a preset time. Enter the memory buffer area of the monitoring terminal, as shown in Figure 4 (the audio segmentation is omitted in Figure 4, the audio slice storage is similar to the video slice storage), and the click button is set on the monitoring terminal, or the progress is dragged. The bar performs monitoring screen time shifting and playback operations.
  • the network storage device can also be used to support network time shift, network recording, network playback, and the like as needed.
  • the recording process can be a process of persisting video clips, audio slices, and device data snapshots to the file system.
  • various control operations can also be performed, for example, combining risk prediction and control modules, real-time analysis of real-time data and audio data of charging and replacing equipment, and video data real-time risk potential Early warning and appropriate control.
  • the audio data and the video data are analyzed in real time to implement auxiliary control of the charging and discharging process, such as automatic vehicle authentication, ground lock unlocking, and the like.
  • the video surveillance slice buffer of the charging and replacing station can be combined with the identification system and the recommendation engine to identify the license plate, the vehicle type (such as the vehicle front face feature) and distribute the video segment recommendation to the interested user, and the user can utilize the mobile
  • the terminal views the real-time picture and dynamic data of charging and replacing, improving the user experience.
  • the present invention proposes real-time data and related alarm data of a device such as a battery connected to a power station to monitor audio and video data, and is also applicable to realizing the real-time data of the bearer device and related alarm data by using different video formats for transmission.
  • the audio and video compression algorithm, the rate control, the error control algorithm, and the encryption algorithm are also applicable.
  • the DRM technology can be used to encrypt the transmission content.
  • the invention can dynamically control the quality of the video coding and the code rate of the network transmission according to the priority of the alarm, so that more details are collected for the operation and maintenance personnel to analyze and improve the operation and maintenance efficiency and the operation and maintenance experience. .
  • the charging and switching power station monitoring video data device of the present invention collects real-time data and related alarm data of the battery and the like while the video monitoring system collects the site audio and video data, and has good real-time performance; and provides rich real-time information in the video monitoring terminal.
  • the operation and maintenance efficiency and operation and maintenance experience of the charging and replacing station are improved.
  • a controller comprising a memory and a processor, the memory storing a computer program, the program being capable of implementing the steps of the method when executed by the processor.
  • a computer readable storage medium for storing a computer program that, when executed by a computer or processor, implements the steps of the method.

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Human Computer Interaction (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Television Signal Processing For Recording (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

本发明涉及一种充换电站监控视频数据处理方法和装置，所述方法包括:采集设备数据和监控点数据；分别对所述设备数据和监控点数据进行预处理，得到设备预处理数据和监控点预处理数据；将所述设备预处理数据和监控点预处理数据进行编码打包并传输，形成数据传输流。本发明在视频监控***采集站点音视频数据的同时关联电池等设备的实时数据和相关告警数据，实时性好，在视频监控终端提供更丰富的实时信息，提升了充换电站的运维效率。

Description

充换电站监控视频数据处理方法和装置 技术领域
本发明涉及电动汽车充换电站技术领域，尤其涉及一种充换电站监控视频数据处理方法和装置。
背景技术
随着电动汽车的不断普及以及综合加电(充换电)***建设的推进，充换电站的实时监控风险控制以及故障的处理效率将显得越来越重要。目前大多数充换电站引入了视频监控***，运维人员可以实时地在视频监控终端上及时地获取现场的情况。但是，现有的视频监控***通常将数据存储在云端，为了提高网络带宽利用率采取了数据变化上传或者在某一阈值范围内的方式，在网络不稳定的情况下会导致监控数据不全，易丢失，数据完整性差。此外，现有的视频监控***并没有实时地展现设备数据以及告警信息，仅提供现场音视频数据，运维人员无法根据监控视频实时地获取所需的细节信息，例如电池在充电状态下电压、电流、温度以及告警等，在需获取上述信息时，需查看监控视频的并打开其它应用进行对照，十分不便，从而导致运维效率低。
因此，如何有效地将现场音视频数据和现场监控数据相结合，在视频监控***采集站点现场音视频数据的同时关联电池等设备的实时数据和相关告警信息，使视频监控终端能够提供更丰富的实时信息，提高运维效率，成为亟待解决的技术问题。
发明内容
本发明所要解决的技术问题在于，提供一种充换电站监控视频数据处理方法和装置，在视频监控***采集站点音视频数据的同时关联电池等设备的实时数据和相关告警数据，实时性好，在视频监控终端提供更丰富的实时信息，提升了充换电站的运维效率。
为了解决上述技术问题，本发明提供了一种充换电站监控视频数据处理方法，包括以下步骤:
采集设备数据和监控点数据；
分别对所述设备数据和监控点数据进行预处理，得到设备预处理数据和监控点预处理数据；
将所述设备预处理数据和监控点预处理数据进行编码打包并传输，形成数据传输流。
进一步的，所述方法还包括：
将所述数据传输流解码，并将解码结果进行显示。
进一步的，所述采集设备数据和监控点数据包括以下步骤：
设定所需监测的设备数据检测点和监控点；
根据所设定的设备数据检测点采集对应的设备数据；
根据所设定的监控点采集对应的监控点数据。
进一步的，所述设备数据包括设备实时数据和设备告警信息，所述监控点数据包括监控点音频数据和监控点视频数据。
进一步的，所述设备实时数据包括电池信息、充换电车辆信息、充电桩信息、电池仓信息、水冷***信息、限位开关信息中的一种或多种；
其中，所述电池信息包括电池位置信息、电池的充放电电流、电池的充放电电压、电池的充放电温度、电池单体的电流、电池单体的电压、电池单体的温度中的一种或多种；
所述告警信息包括电池告警信息、充换电车辆告警信息、充电桩告警信息、水冷***告警信息、限位开关告警信息、环境监测***告警信息中的一种或多种；
所述监控点视频数据包括普通视频图像数据和热成像数据。
进一步的，所述分别对所述设备数据和监控点数据进行预处理包括以下步骤；
设定采样频率，根据所述采样频率记录设备数据并缓存生成对应时间点的设备数据快照；
设定视频格式和码率，根据所述视频格式和码率对所述监控点数据进行编码，形成视频分片和音频分片。
进一步的，所述将所述设备预处理数据和监控点预处理数据进行编码打包并传输，形成数据传输流包括：
设定视频协议，根据所设定的视频协议的扩展承载所述设备数据快照；
分组标识所述设备数据快照、视频分片和音频分片，根据预设的数据传输包结构打包所述设备数据快照、视频分片和音频分片，生成数据传输包；
将所述数据传输包通过网络传输和分发，形成数据传输流。
进一步的，所述数据传输包结构包括：
分组标识数据段、设备编号数据段、时间戳数据段、位置信息数据段、优先级数据段和承载内容数据段，其中，所述承载内容数据段用于承载监音频分片、视频分片和设备数据快照。
进一步的，所述将所述数据传输流解码，并将解码结果进行显示包括：
将所述数据传输流进行解码并缓存；
监控终端读取缓存数据，并将所述缓存数据进行展示。
进一步的，所述监控终端根据设备的坐标信息将缓存数据绘制在视频画面上，显示监控画面以及相关的设备信息和告警信息。
进一步的，所述方法还包括，根据设备位置信息，提取并存储设备特征值；监控终端播放视频时，动态识别监控图像中对应设备的局部特征并与所述设备特征值进行匹配，若匹配成功，则在监控图像中对所述设备进行AR场景显示。
进一步的，所述方法还包括，根据预设时间将所述视频分片、音频分片和数据快照存入监控终端内存缓存区，在所述监控终端上设置点击按钮、或通过拖动进度条进行监控画面时移和回放操作。
一种充换电站监控视频数据处理装置，包括:
数据采集模块，用于采集设备数据和监控点数据；
数据预处理模块，用于分别对所述设备数据和监控点数据进行预处理，得到设备预处理数据和监控点预处理数据；
数据传输模块，用于将所述设备预处理数据和监控点预处理数据进行编码打包并传输，形成数据传输流。
进一步的，所述装置还包括：
数据显示模块，将所述数据传输流解码，并将解码结果进行显示。
进一步的，所述数据采集模块包括：
设定单元，用于设定所需监测的设备数据检测点和监控点；
设备数据采集单元，用于根据所设定的设备数据检测点采集对应的设备数据；
监控点数据采集单元，用于根据所设定的监控点采集对应的监控点数据。
进一步的，所述设备数据包括设备实时数据和设备告警信息，所述监控点数据包括监控点音频数据和监控点视频数据。
进一步的，所述设备实时数据包括电池信息、充换电车辆信息、充电桩信息、电池仓信息、水冷***信息、限位开关信息中的一种或多种；
其中，所述电池信息包括电池位置信息、电池的充放电电流、电池的充放电电压、电池的充放电温度、电池单体的电流、电池单体的电压、电池单体的温度中的一种或多种；
所述告警信息包括电池告警信息、充换电车辆告警信息、充电桩告警信息、水冷***告警信息、限位开关告警信息、环境监测***告警信息中的一种或多种；
所述监控点视频数据包括普通视频图像数据和热成像数据。
进一步的，所述数据预处理模块包括:
设备数据预处理单元，用于设定采样频率，根据所述采样频率记录设备数据并缓存生成对应时间点的设备数据快照；
监控点数据处理单元，用于设定视频格式和码率，根据所述视频格式和码率对所述监控点数据进行编码，形成视频分片和音频分片。
进一步的，数据传输模块包括：
视频协议设定单元，用于设定视频协议，根据所设定的视频协议的扩展承载所述设备数据快照；
数据传输包生成单元，用于分组标识所述设备数据快照、视频分片和音频分片，根据预设的数据传输包结构打包所述设备数据快照、视频分片和音频分片，生成数据传输包；
数据传输单元，用于将所述数据传输包通过网络传输和分发，形成数据传输流。
进一步的，所述数据传输包结构包括：
分组标识数据段、设备编号数据段、时间戳数据段、位置信息数据段、优先级数据段和承载内容数据段，其中，所述承载内容数据段用于承载监音频分片、视频分片和设备数据快照。
进一步的，数据显示模块包括：
数据缓存模块，用于将所述数据传输流进行解码并缓存；
监控终端，用于读取缓存数据，并将所述缓存数据进行展示。
进一步的，所述监控终端还用于根据设备的坐标信息将缓存数据绘制在视频画面上，显示监控画面以及相关的设备信息和告警信息。
进一步的，所述装置还包括AR场景显示模块，用于根据设备位置信息，提取并存储设备特征值；监控终端播放视频时，动态识别监控图像中对应设备的局部特征并与所述设备特征值进行匹配，若匹配成功，则在监控图像中对所述设备进行AR场景显示。
进一步的，所述装置还包括画面时移和回档模块，用于根据预设时间将所述视频分片、音频分片和数据快照存入监控终端内存缓存区，在所述监控终端上设置点击按钮、或通过拖动进度条进行监控画面时移和回放操作。
根据本发明又一方面，提供一种控制器，其包括存储器与处理器，所述存储器存储有计算机程序，所述程序在被所述处理器执行时能够实现所述方法的步骤。
根据本发明又一方面，提供一种计算机可读存储介质，用于存储计算机程序，所述程序在由一计算机或处理器执行时实现所述方法的步骤。
本发明与现有技术相比具有明显的优点和有益效果。借由上述技术方案，本发明一种充换电站监控视频数据处理方法和装置可达到相当的技术 进步性及实用性，并具有产业上的广泛利用价值，其至少具有下列优点：
(1)在视频监控***采集站点音视频数据的同时关联电池等设备的实时数据和相关告警数据，实时性好；
(2)在视频监控终端提供更丰富的实时信息，提升了充换电站的运维效率及运维体验。
上述说明仅是本发明技术方案的概述，为了能够更清楚了解本发明的技术手段，而可依照说明书的内容予以实施，并且为了让本发明的上述和其他目的、特征和优点能够更明显易懂，以下特举较佳实施例，并配合附图,详细说明如下。
附图说明
图1为本发明一实施例提供充换电站监控视频数据处理方法流程图。
图2为本发明一实施例提供的充换电站监控视频数据处理示意图。
图3为本发明一实施例提供的充换电站监控视频数据展示效果示意图。
图4为本发明一实施例提供的充换电站监控视频数据时移、回放实现示意图。
图5为本发明一实施例提供的充换电站监控视频数据处理装置示意图。
具体实施方式
为更进一步阐述本发明为达成预定发明目的所采取的技术手段及功效,以下结合附图及较佳实施例，对依据本发明提出的一种充换电站监控视频数据处理方法和装置的具体实施方式及其功效，详细说明如后。
如图1和图2所示，本发明实施例提供了一种充换电站监控视频数据处理方法，包括以下步骤:
步骤S1、采集设备数据和监控点数据；
步骤S1执行前，先启动充换电站控制***，并初始化监控参数。
步骤S1具体包括以下步骤：
步骤S11、设定所需监测的设备数据检测点和监控点；
步骤S12、根据所设定的设备数据检测点采集对应的设备数据；
步骤S13、根据所设定的监控点采集对应的监控点数据。
其中，所述设备实时数据包括电池信息、充换电车辆信息、充电桩信息、电池仓信息、水冷***信息、限位开关信息中的一种或多种；其中，所述电池信息包括电池位置信息、电池的充放电电流、电池的充放电电压、电池的充放电温度、电池单体的电流、电池单体的电压、电池单体的温度中的一种或多种。所述告警信息包括电池告警信息、充换电车辆告警信息、充电桩告警信息、水冷***告警信息、限位开关告警信息、环境监测*** 告警信息中的一种或多种；需要说明的是，设备实时数据和告警信息关联对应，例如设备数据包括充电电流信息，则对应的告警信息可能包括电流过大告警信息。所述监控点视频数据包括普通视频图像数据和热成像数据等。可以理解的是，上述参数仅为举例说明，并不仅限于上述参数，实际应用时可根据具体需求进行调整。
步骤S2、分别对所述设备数据和监控点数据进行预处理，得到设备预处理数据和监控点预处理数据；
步骤S2具体包括:
步骤S21、设定采样频率，根据所述采样频率记录设备数据并缓存生成对应时间点的设备数据快照；
表1是对应时间点T的数据快照的示例，实际应用过程中可以根据需要调整：
Figure PCTCN2018100029-appb-000001
表1
步骤S22、设定视频格式和码率，根据所述视频格式和码率对所述监控点数据进行编码，形成视频分片和音频分片。
步骤S3、将所述设备预处理数据和监控点预处理数据进行编码打包并传输，形成数据传输流；
步骤S3具体包括：
步骤S31、设定视频协议，根据所设定的视频协议的扩展承载所述设备数据快照；
需要说明的是，视频分片和音频分片可直接承载于视频协议内容中，也可承载于所述视频协议的扩展中，可视所设定的视频协议而定。
步骤S32、分组标识所述设备数据快照、视频分片和音频分片，根据预设的数据传输包结构打包所述设备数据快照、视频分片和音频分片，生成数据传输包；
为了提升充换电站的运维效率，还可将备数据快照、视频分片和音频分片标记优先级，从而可使优先级别高的信息优先出现在监控画面，优先被处理。例如，数据快照中包含了告警信息，可将数据快照的优先级设置为高于视频分片和音频分片的优先级，从而可使严重级别的告警信息优先 呈现。
作为一种示例，所述数据传输包结构可以包括：分组标识数据段、设备编号数据段、时间戳数据段、位置信息数据段、优先级数据段和承载内容数据段，其中，所述承载内容数据段用于承载监音频分片、视频分片和设备数据快照，具体示例如表2所示:
Figure PCTCN2018100029-appb-000002
表2
步骤S33、将所述数据传输包通过网络传输和分发，形成数据传输流。
其中，数据传输包可根据监控终端的数量和需求进行分发，具体可采用内容分发网络(CDN)或者媒体分发网络(MDN)等技术实现。
所述方法还包括：步骤S4、将所述数据传输流解码，并将解码结果进行显示。
步骤S4具体包括：
步骤S41、将所述数据传输流进行解码并缓存；
缓存过程中可先处理优先级高的数据，例如严重级别高的告警信息及其监控画面等。
步骤S42、监控终端读取缓存数据，并将所述缓存数据进行展示。
监控终端可根据设备的坐标信息将缓存数据绘制在视频画面上，显示监控画面以及相关的设备信息和告警信息，如图3所示。
所述方法还可进行AR(Augmented Reality，增强现实技术，简称AR)场景显示，例如对设备360度的查看或者电池内部状态和细节的实时展示。具体包括：根据设备位置信息，提取并存储设备特征值；监控终端播放视频时，动态识别监控图像中对应设备的局部特征并与所述设备特征值进行匹配，若匹配成功，则在监控图像中对所述设备进行AR场景显示，AR场景的展示可显示在监控图像中对应设备附近区域。
所述方法还可实现监控终端本地支持视频时移、录制、回放等操作，具体为：根据预设时间将所述视频分片、音频分片和数据快照存入监控终端内存缓存区，如图4所示(图4中省略了音频分片，音频分片存储与视频分片存储相类似)，在所述监控终端上设置点击按钮、或通过拖动进度条进行监控画面时移和回放操作。实际应用过程中也可以根据需要利用网 络存储设备支持网络时移、网络录制、网络回放等。录制过程则可以是将视频分片、音频分片和设备数据快照持久化存储到文件***的过程。
此外，基于所述充换电站监控视频数据方法，还可进行多种控制操作，例如:结合风险预测和控制模块，实时分析充换电设备实时数据和音频数据、视频数据对潜在风险进行实时的预警并加以适当的控制。或者，结合识别***以及云端控制模块，实时分析音频数据、视频数据实现对充换电过程的辅助控制、例如车辆自动鉴权，地锁解锁等。再者，可将充换电站的视频监控分片缓存，结合识别***和推荐引擎对车牌，车型(如车辆前脸特征)进行识别并将视频片段推荐分发给感兴趣的用户，用户可利用移动终端查看充换电的实时画面和动态数据，提升用户体验。此外，本发明提出将充换电站监控音视频数据关联电池等设备的实时数据和相关告警数据，同样适用于利用不同的视频格式扩展承载设备的实时数据和相关告警数据进行传输。此时音视频压缩算法，码率控制，差错控制算法，以及加密算法也同样适用，例如后续为了提高监控的安全性可采用DRM技术对传输内容进加密。本发明可根据告警的优先级动态控制视频编码的质量和网络传输的码率，从而在发生高优先级的告警情况下采集更多的细节供运维人员分析，提升运维效率和运维体验。
本发明所述充换电站监控视频数据方法，在视频监控***采集站点音视频数据的同时关联电池等设备的实时数据和相关告警数据，实时性好；在视频监控终端提供更丰富的实时信息，提升了充换电站的运维效率及运维体验。
如图5所示，本发明实施例还提供一种充换电站监控视频数据处理装置，包括数据采集模块1、数据预处理模块2、数据传输模块3和数据显示模块4。其中，数据采集模块1用于采集设备数据和监控点数据；数据预处理模块2用于分别对所述设备数据和监控点数据进行预处理，得到设备预处理数据和监控点预处理数据；数据传输模块3用于将所述设备预处理数据和监控点预处理数据进行编码打包并传输，形成数据传输流。
所述装置还可包括：数据显示模块4将所述数据传输流解码，并将解码结果进行显示。
数据采集模块1包括设定单元、设备数据采集单元和监控点数据采集单元，其中，设定单元用于设定所需监测的设备数据检测点和监控点；设备数据采集单元用于根据所设定的设备数据检测点采集对应的设备数据；监控点数据采集单元用于根据所设定的监控点采集对应的监控点数据。
其中，所述设备实时数据包括电池信息、充换电车辆信息、充电桩信息、电池仓信息、水冷***信息、限位开关信息中的一种或多种；其中，所述电池信息包括电池位置信息、电池的充放电电流、电池的充放电电压、 电池的充放电温度、电池单体的电流、电池单体的电压、电池单体的温度中的一种或多种。所述告警信息包括电池告警信息、充换电车辆告警信息、充电桩告警信息、水冷***告警信息、限位开关告警信息、环境监测***告警信息中的一种或多种；例如设备数据包括充电电流信息，则对应的告警信息可能包括电流过大告警信息。所述监控点视频数据包括普通视频图像数据和热成像数据等。可以理解的是，上述参数仅为举例说明，并不仅限于上述参数，实际应用时可根据具体需求进行调整。
数据预处理模块2包括设备数据预处理单元和监控点数据处理单元，设备数据预处理单元用于设定采样频率，根据所述采样频率记录设备数据并缓存生成对应时间点的设备数据快照；监控点数据处理单元用于设定视频格式和码率，根据所述视频格式和码率对所述监控点数据进行编码，形成视频分片和音频分片。
表3是对应时间点T的数据快照的示例，实际应用过程中可以根据需要调整：
Figure PCTCN2018100029-appb-000003
表3
数据传输模块3包括视频协议设定单元、数据传输包生成单元和数据传输单元。其中，视频协议设定单元用于设定视频协议，根据所设定的视频协议的扩展承载所述设备数据快照；需要说明的是，视频分片和音频分片可直接承载于视频协议内容中，也可承载于所述视频协议的扩展中，可视所设定的视频协议而定。数据传输包生成单元用于分组标识所述设备数据快照、视频分片和音频分片，根据预设的数据传输包结构打包所述设备数据快照、视频分片和音频分片，生成数据传输包；为了提升充换电站的运维效率，还可将备数据快照、视频分片和音频分片标记优先级，从而可使优先级别高的信息优先出现在监控画面，优先被处理。例如，数据快照中包含了告警信息，可将数据快照的优先级设置为高于视频分片和音频分片的优先级，从而可使严重级别的告警信息优先呈现。数据传输单元用于将所述数据传输包通过网络传输和分发，形成数据传输流。其中，数据传输包可根据监控终端的数量和需求进行分发，具体可采用内容分发网络(CDN)或者媒体分发网络(MDN)等技术实现。
作为一种示例，所述数据传输包结构可以包括：分组标识数据段、设备编号数据段、时间戳数据段、位置信息数据段、优先级数据段和承载内容数据段，其中，所述承载内容数据段用于承载监音频分片、视频分片和设备数据快照，具体示例如表4所示:
Figure PCTCN2018100029-appb-000004
表4
数据显示模块4包括数据缓存模块和监控终端。其中，数据缓存模块用于将所述数据传输流进行解码并缓存；监控终端用于读取缓存数据，并将所述缓存数据进行展示。所述监控终端还用于根据设备的坐标信息将缓存数据绘制在视频画面上，显示监控画面以及相关的设备信息和告警信息,如图3所示。
所述装置还包括AR场景显示模块，用于进行AR场景显示，例如对设备360度的查看或者电池内部状态和细节的实时展示。AR场景显示模块根据设备位置信息，提取并存储设备特征值；监控终端播放视频时，动态识别监控图像中对应设备的局部特征并与所述设备特征值进行匹配，若匹配成功，则在监控图像中对所述设备进行AR场景显示，AR场景的展示可显示在监控图像中对应设备附近区域。
所述装置还包括画面时移和回档模块，可实现监控终端本地支持视频时移、录制、回放等操作，具体为：根据预设时间将所述视频分片、音频分片和数据快照存入监控终端内存缓存区，如图4所示(图4中省略了音频分片，音频分片存储与视频分片存储相类似),在所述监控终端上设置点击按钮、或通过拖动进度条进行监控画面时移和回放操作。实际应用过程中也可以根据需要利用网络存储设备支持网络时移、网络录制、网络回放等。录制过程则可以是将视频分片、音频分片和设备数据快照持久化存储到文件***的过程。
此外，基于所述充换电站监控视频数据装置，还可进行多种控制操作，例如:结合风险预测和控制模块，实时分析充换电设备实时数据和音频数据、视频数据对潜在风险进行实时的预警并加以适当的控制。或者，结合识别***以及云端控制模块，实时分析音频数据、视频数据实现对充换电过程的辅助控制、例如车辆自动鉴权，地锁解锁等。再者，可将充换电站 的视频监控分片缓存，结合识别***和推荐引擎对车牌，车型(如车辆前脸特征)进行识别并将视频片段推荐分发给感兴趣的用户，用户可利用移动终端查看充换电的实时画面和动态数据，提升用户体验。此外，本发明提出将充换电站监控音视频数据关联电池等设备的实时数据和相关告警数据，同样适用于利用不同的视频格式扩展承载设备的实时数据和相关告警数据进行传输。此时音视频压缩算法，码率控制，差错控制算法，以及加密算法也同样适用，例如后续为了提高监控的安全性可采用DRM技术对传输内容进加密。本发明可根据告警的优先级动态控制视频编码的质量和网络传输的码率，从而在发生高优先级的告警情况下采集更多的细节供运维人员分析，提升运维效率和运维体验。
本发明所述充换电站监控视频数据装置，在视频监控***采集站点音视频数据的同时关联电池等设备的实时数据和相关告警数据，实时性好；在视频监控终端提供更丰富的实时信息，提升了充换电站的运维效率及运维体验。
根据本发明又一方面，提供一种控制器，其包括存储器与处理器，所述存储器存储有计算机程序，所述程序在被所述处理器执行时能够实现所述方法的步骤。
根据本发明又一方面，提供一种计算机可读存储介质，用于存储计算机程序，所述程序在由一计算机或处理器执行时实现所述方法的步骤。
以上所述，仅是本发明的较佳实施例而已，并非对本发明作任何形式上的限制，虽然本发明已以较佳实施例揭露如上，然而并非用以限定本发明，任何熟悉本专业的技术人员，在不脱离本发明技术方案范围内，当可利用上述揭示的技术内容作出些许更动或修饰为等同变化的等效实施例，但凡是未脱离本发明技术方案的内容，依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化与修饰，均仍属于本发明技术方案的范围内。

Claims (26)

  1. 一种充换电站监控视频数据处理方法，其特征在于：包括以下步骤:
    采集设备数据和监控点数据；
    分别对所述设备数据和监控点数据进行预处理，得到设备预处理数据和监控点预处理数据；
    将所述设备预处理数据和监控点预处理数据进行编码打包并传输，形成数据传输流。
  2. 根据权利要求1所述的充换电站监控视频数据处理方法，其特征在于：
    所述方法还包括；
    将所述数据传输流解码，并将解码结果进行显示。
  3. 根据权利要求1所述的充换电站监控视频数据处理方法，其特征在于：
    所述采集设备数据和监控点数据包括以下步骤：
    设定所需监测的设备数据检测点和监控点；
    根据所设定的设备数据检测点采集对应的设备数据；
    根据所设定的监控点采集对应的监控点数据。
  4. 根据权利要求1-3中任意一项所述的充换电站监控视频数据处理方法，其特征在于：
    所述设备数据包括设备实时数据和设备告警信息，所述监控点数据包括监控点音频数据和监控点视频数据。
  5. 根据权利要求4所述的充换电站监控视频数据处理方法，其特征在于：
    所述设备实时数据包括电池信息、充换电车辆信息、充电桩信息、电池仓信息、水冷***信息、限位开关信息中的一种或多种；
    其中，所述电池信息包括电池位置信息、电池的充放电电流、电池的充放电电压、电池的充放电温度、电池单体的电流、电池单体的电压、电池单体的温度中的一种或多种；
    所述告警信息包括电池告警信息、充换电车辆告警信息、充电桩告警信息、水冷***告警信息、限位开关告警信息、环境监测***告警信息中的一种或多种；
    所述监控点视频数据包括普通视频图像数据和热成像数据。
  6. 根据权利要求2所述的充换电站监控视频数据处理方法，其特征在于：
    所述分别对所述设备数据和监控点数据进行预处理包括以下步骤；
    设定采样频率，根据所述采样频率记录设备数据并缓存生成对应时间点的设备数据快照；
    设定视频格式和码率，根据所述视频格式和码率对所述监控点数据进行编码，形成视频分片和音频分片。
  7. 根据权利要求6所述的充换电站监控视频数据处理方法，其特征在于：
    所述将所述设备预处理数据和监控点预处理数据进行编码打包并传输，形成数据传输流包括：
    设定视频协议，根据所设定的视频协议的扩展承载所述设备数据快照；
    分组标识所述设备数据快照、视频分片和音频分片，根据预设的数据传输包结构打包所述设备数据快照、视频分片和音频分片，生成数据传输包；
    将所述数据传输包通过网络传输和分发，形成数据传输流。
  8. 根据权利要求7所述的充换电站监控视频数据处理方法，其特征在于：
    所述数据传输包结构包括：
    分组标识数据段、设备编号数据段、时间戳数据段、位置信息数据段、优先级数据段和承载内容数据段，其中，所述承载内容数据段用于承载监音频分片、视频分片和设备数据快照。
  9. 根据权利要求8所述的充换电站监控视频数据处理方法，其特征在于：
    所述将所述数据传输流解码，并将解码结果进行显示包括：
    将所述数据传输流进行解码并缓存；
    监控终端读取缓存数据，并将所述缓存数据进行展示。
  10. 根据权利要求9所述的充换电站监控视频数据处理方法，其特征在于：
    所述监控终端根据设备的坐标信息将缓存数据绘制在视频画面上，显示监控画面以及相关的设备信息和告警信息。
  11. 根据权利要求1所述的充换电站监控视频数据处理方法，其特征在于：
    所述方法还包括，根据设备位置信息，提取并存储设备特征值；监控终端播放视频时，动态识别监控图像中对应设备的局部特征并与所述设备特征值进行匹配，若匹配成功，则在监控图像中对所述设备进行AR场景显示。
  12. 根据权利要求6所述的充换电站监控视频数据处理方法，其特征在于：
    所述方法还包括，根据预设时间将所述视频分片、音频分片和数据快照存入监控终端内存缓存区，在所述监控终端上设置点击按钮、或通过拖动进度条进行监控画面时移和回放操作。
  13. 一种充换电站监控视频数据处理装置，其特征在于：包括:
    数据采集模块，用于采集设备数据和监控点数据；
    数据预处理模块，用于分别对所述设备数据和监控点数据进行预处理，得到设备预处理数据和监控点预处理数据；
    数据传输模块，用于将所述设备预处理数据和监控点预处理数据进行编码打包并传输，形成数据传输流。
  14. 根据权利要求13所述的充换电站监控视频数据处理装置，其特征在于：
    所述装置还包括；
    数据显示模块，将所述数据传输流解码，并将解码结果进行显示。
  15. 根据权利要求13所述的充换电站监控视频数据处理装置，其特征在于：
    所述数据采集模块包括：
    设定单元，用于设定所需监测的设备数据检测点和监控点；
    设备数据采集单元，用于根据所设定的设备数据检测点采集对应的设备数据；
    监控点数据采集单元，用于根据所设定的监控点采集对应的监控点数据。
  16. 根据权利要求13-15中任意一项所述的充换电站监控视频数据处理装置，其特征在于：
    所述设备数据包括设备实时数据和设备告警信息，所述监控点数据包括监控点音频数据和监控点视频数据。
  17. 根据权利要求16所述的充换电站监控视频数据处理装置，其特征在于：
    所述设备实时数据包括电池信息、充换电车辆信息、充电桩信息、电池仓信息、水冷***信息、限位开关信息中的一种或多种；
    其中，所述电池信息包括电池位置信息、电池的充放电电流、电池的充放电电压、电池的充放电温度、电池单体的电流、电池单体的电压、电池单体的温度中的一种或多种；
    所述告警信息包括电池告警信息、充换电车辆告警信息、充电桩告警信息、水冷***告警信息、限位开关告警信息、环境监测***告警信息中的一种或多种；
    所述监控点视频数据包括普通视频图像数据和热成像数据。
  18. 根据权利要求14所述的充换电站监控视频数据处理装置，其特征在于：
    所述数据预处理模块包括:
    设备数据预处理单元，用于设定采样频率，根据所述采样频率记录设备数据并缓存生成对应时间点的设备数据快照；
    监控点数据处理单元，用于设定视频格式和码率，根据所述视频格式和码率对所述监控点数据进行编码，形成视频分片和音频分片。
  19. 根据权利要求18所述的充换电站监控视频数据处理装置，其特征在于：
    数据传输模块包括：
    视频协议设定单元，用于设定视频协议，根据所设定的视频协议的扩展承载所述设备数据快照；
    数据传输包生成单元，用于分组标识所述设备数据快照、视频分片和音频分片，根据预设的数据传输包结构打包所述设备数据快照、视频分片和音频分片，生成数据传输包；
    数据传输单元，用于将所述数据传输包通过网络传输和分发，形成数据传输流。
  20. 根据权利要求19所述的充换电站监控视频数据处理装置，其特征在于：
    所述数据传输包结构包括：
    分组标识数据段、设备编号数据段、时间戳数据段、位置信息数据段、优先级数据段和承载内容数据段，其中，所述承载内容数据段用于承载监音频分片、视频分片和设备数据快照。
  21. 根据权利要求13所述的充换电站监控视频数据处理装置，其特征在于：
    数据显示模块包括：
    数据缓存模块，用于将所述数据传输流进行解码并缓存；
    监控终端，用于读取缓存数据，并将所述缓存数据进行展示。
  22. 根据权利要求21所述的充换电站监控视频数据处理装置，其特征在于：
    所述监控终端还用于根据设备的坐标信息将缓存数据绘制在视频画面上，显示监控画面以及相关的设备信息和告警信息。
  23. 根据权利要求13所述的充换电站监控视频数据处理装置，其特征在于：
    所述装置还包括AR场景显示模块，用于根据设备位置信息，提取并存储设备特征值；监控终端播放视频时，动态识别监控图像中对应设备的局 部特征并与所述设备特征值进行匹配，若匹配成功，则在监控图像中对所述设备进行AR场景显示。
  24. 根据权利要求18所述的充换电站监控视频数据处理装置，其特征在于：
    所述装置还包括画面时移和回档模块，用于根据预设时间将所述视频分片、音频分片和数据快照存入监控终端内存缓存区，在所述监控终端上设置点击按钮、或通过拖动进度条进行监控画面时移和回放操作。
  25. 一种控制器，其包括存储器与处理器，所述存储器存储有计算机程序，所述程序在被所述处理器执行时能够实现权利要求1至12中任一项权利要求所述的方法的步骤。
  26. 一种计算机可读存储介质，用于存储计算机程序，所述程序在由一计算机或处理器执行时实现如权利要求1至12中任意一项权利要求所述的方法的步骤。
PCT/CN2018/100029 2018-01-11 2018-08-10 充换电站监控视频数据处理方法和装置 WO2019136995A1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP18900144.9A EP3739878A4 (en) 2018-01-11 2018-08-10 METHOD AND DEVICE FOR PROCESSING MONITORING VIDEO DATA FOR A BATTERY CHARGING AND CHANGING STATION

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810027943.1A CN108401135B (zh) 2018-01-11 2018-01-11 充换电站监控视频数据处理方法和装置
CN201810027943.1 2018-01-11

Publications (1)

Publication Number Publication Date
WO2019136995A1 true WO2019136995A1 (zh) 2019-07-18

Family

ID=63094706

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/100029 WO2019136995A1 (zh) 2018-01-11 2018-08-10 充换电站监控视频数据处理方法和装置

Country Status (3)

Country Link
EP (1) EP3739878A4 (zh)
CN (1) CN108401135B (zh)
WO (1) WO2019136995A1 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113721152A (zh) * 2021-08-13 2021-11-30 宁德中检检测技术有限公司 一种基于锂电池测试预处理的检测***
CN114694354A (zh) * 2020-12-31 2022-07-01 奥动新能源汽车科技有限公司 换电站安全告警方法及***、云端服务器及存储介质
CN116846038A (zh) * 2023-08-29 2023-10-03 武汉船用电力推进装置研究所(中国船舶集团有限公司第七一二研究所) 一种电池数据的采集与传输方法、装置、设备及存储介质

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109523043A (zh) * 2018-12-14 2019-03-26 杭州互源科技有限公司 一种充电站视频监控智慧运维管理平台
CN111901572B (zh) * 2020-08-14 2022-03-18 广州盈可视电子科技有限公司 一种多路视频流合成方法、装置、设备及存储介质
CN112215367A (zh) * 2020-09-17 2021-01-12 上海振华重工(集团)股份有限公司 一种基于web scada平台的智能维保***
CN112532936A (zh) * 2020-11-25 2021-03-19 华能国际电力股份有限公司日照电厂 一种热力站智能监控方法、***、设备及存储介质
CN113727067B (zh) * 2021-08-17 2023-04-07 杭州海康威视***技术有限公司 报警显示方法、装置、电子设备及机器可读存储介质

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102315677A (zh) * 2011-09-08 2012-01-11 中国电力科学研究院 一种电动汽车充换电站监控***
CN203340207U (zh) * 2013-05-23 2013-12-11 浙江幸福机电科技有限公司 发电机组远程监控***
CN203435091U (zh) * 2013-09-17 2014-02-12 沈阳中兴电力通信有限公司 远程智能监控***
CN203812070U (zh) * 2014-04-16 2014-09-03 国网浙江杭州市萧山区供电公司 机房动力环境视频综合管理***
CN105657058A (zh) * 2016-03-16 2016-06-08 江苏科技大学 一种异形管钢筋骨架滚焊机远程监控***及其监控方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101472146B (zh) * 2007-12-28 2010-11-10 鸿富锦精密工业（深圳）有限公司 视频监控***及方法
CN203101077U (zh) * 2013-01-09 2013-07-31 重庆大唐国际彭水水电开发有限公司 设备智能检修***
CN104113727B (zh) * 2013-04-17 2017-09-12 华为技术有限公司 一种监控视频播放的方法及设备、***
CN104076776B (zh) * 2014-06-26 2017-05-17 济钢集团有限公司 一种用于集团化生产的监控***
CN204046234U (zh) * 2014-08-15 2014-12-24 沈思妍 一种安全智能公共电动车电池充电屋
US10410441B2 (en) * 2016-05-16 2019-09-10 Wi-Tronix, Llc Real-time data acquisition and recording system viewer
CN205970884U (zh) * 2016-05-19 2017-02-22 安徽继远软件有限公司 一种带有智能摄像头的充电桩
CN106985688A (zh) * 2017-03-20 2017-07-28 浙江农业商贸职业学院 用于电动汽车的电池状态监控***及方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102315677A (zh) * 2011-09-08 2012-01-11 中国电力科学研究院 一种电动汽车充换电站监控***
CN203340207U (zh) * 2013-05-23 2013-12-11 浙江幸福机电科技有限公司 发电机组远程监控***
CN203435091U (zh) * 2013-09-17 2014-02-12 沈阳中兴电力通信有限公司 远程智能监控***
CN203812070U (zh) * 2014-04-16 2014-09-03 国网浙江杭州市萧山区供电公司 机房动力环境视频综合管理***
CN105657058A (zh) * 2016-03-16 2016-06-08 江苏科技大学 一种异形管钢筋骨架滚焊机远程监控***及其监控方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3739878A4 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114694354A (zh) * 2020-12-31 2022-07-01 奥动新能源汽车科技有限公司 换电站安全告警方法及***、云端服务器及存储介质
CN113721152A (zh) * 2021-08-13 2021-11-30 宁德中检检测技术有限公司 一种基于锂电池测试预处理的检测***
CN113721152B (zh) * 2021-08-13 2024-04-19 宁德新能先锋检测科技有限公司 一种基于锂电池测试预处理的检测***
CN116846038A (zh) * 2023-08-29 2023-10-03 武汉船用电力推进装置研究所(中国船舶集团有限公司第七一二研究所) 一种电池数据的采集与传输方法、装置、设备及存储介质

Also Published As

Publication number Publication date
CN108401135B (zh) 2020-05-15
CN108401135A (zh) 2018-08-14
EP3739878A1 (en) 2020-11-18
EP3739878A4 (en) 2021-10-27

Similar Documents

Publication Publication Date Title
WO2019136995A1 (zh) 充换电站监控视频数据处理方法和装置
US9788017B2 (en) Video analytics with pre-processing at the source end
KR102334888B1 (ko) 디스플레이 기반 비디오 분석
US10231006B2 (en) Law enforcement real time digital information chain of custody assurance system and method
US20110128150A1 (en) System and method for electronic surveillance
CN106713964A (zh) 一种生成视频摘要视点图的方法及装置
CN111414873A (zh) 基于安全帽佩戴状态的告警提示方法、装置和告警***
CN111866457B (zh) 监控图像处理方法、电子设备、存储介质及***
CN105338323A (zh) 一种视频监控方法及装置
US20190174089A1 (en) Method and device for storing warning image
KR20110114957A (ko) 데이터 송신 장치와 방법, 이를 이용한 네트워크 데이터 전송 시스템 및 방법
CN112422909B (zh) 一种基于人工智能的视频行为分析管理***
CN112419639A (zh) 一种视频信息的获取方法及装置
CN111263113B (zh) 数据包的发送方法及装置、数据包的处理方法及装置
TW201737690A (zh) 監視攝影機系統及監視方法
TWI680668B (zh) 畫面影像傳輸方法、影像復原方法、畫面影像傳輸系統、影像復原系統、畫面影像傳輸程式、影像復原程式、影像壓縮方法、影像壓縮系統及影像壓縮程式
CN112954374B (zh) 视频数据处理方法、装置、电子设备及存储介质
CN110519562B (zh) 移动侦测方法、装置和***
CN205356576U (zh) 一种治安监控用摄像采集装置
CN112419638A (zh) 一种告警视频的获取方法及装置
CN110879964A (zh) 一种基于三维地理信息的大场景密度分析***及方法
CN117119177B (zh) 视频监测方法、***、设备及存储介质
CN113891044B (zh) 视频直播方法、装置、计算机设备及计算机可读存储介质
Canh et al. Privacy-preserving compressive sensing for still images
CN111246253B (zh) 视频流传输方法和装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18900144

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

ENP Entry into the national phase

Ref document number: 2018900144

Country of ref document: EP

Effective date: 20200811