CN110149501A - A kind of automation control method and system based on video image processing - Google Patents

A kind of automation control method and system based on video image processing Download PDF

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Publication number
CN110149501A
CN110149501A CN201910440573.9A CN201910440573A CN110149501A CN 110149501 A CN110149501 A CN 110149501A CN 201910440573 A CN201910440573 A CN 201910440573A CN 110149501 A CN110149501 A CN 110149501A
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China
Prior art keywords
video
communication protocol
warning message
image information
subsystem
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CN201910440573.9A
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Chinese (zh)
Inventor
季志毅
管云蔚
刘超
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Chinalco Tinto Intelligent Technology Co Ltd
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Chinalco Tinto Intelligent Technology Co Ltd
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Priority to CN201910440573.9A priority Critical patent/CN110149501A/en
Publication of CN110149501A publication Critical patent/CN110149501A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/181Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Alarm Systems (AREA)

Abstract

The invention discloses a kind of automation control method and system based on video image processing, automation control can be realized according to the warning message of video monitoring subsystem by realizing automation collection control subsystem, alert or incidents of false alarm is failed to report caused by the limitation for avoiding automated system sensor, make up the blind area of monitoring during automated system safety in production, reduce the safety of accident rate, safeguard work personnel and equipment.System includes: video monitoring subsystem acquisition image information, analyzes image information, generates warning message;Coded treatment is carried out to warning message, obtains communication protocol information;Communication protocol information is sent to communication protocol gateway;Communication protocol gateway is decoded processing to communication protocol information, obtains warning message;Operational order is generated according to warning message;Operational order is sent to automation collection control subsystem;Automation collection control subsystem controls control subsystem according to operational order.

Description

A kind of automation control method and system based on video image processing
Technical field
The present invention relates to industrial circles, more particularly to a kind of automation control method based on video image processing and are System.
Background technique
Currently, complex automatic system is widely used in the factory, feature is patrolled using configuration software as platform with programmable Collecting controller (Programmable Logic Controller, PLC) is operation core, with various sensor special signals work For operation feedback or alarm signal.
But due to the quantity and function restriction of sensor, automated system can not make a response to some special circumstances, The limitation of automated system sensor, which will lead to, fails to report alert or incidents of false alarm, can not safeguard work personnel and equipment peace Entirely.
Summary of the invention
The object of the present invention is to provide a kind of automation control method and system based on video image processing, realize from Dynamicization collection control subsystem can realize automation control according to the warning message of video monitoring subsystem, avoid automated system Alert or incidents of false alarm is failed to report caused by the limitation of sensor, the monitoring made up during automated system is kept the safety in production is blind Area reduces the safety of accident rate, safeguard work personnel and equipment.
First aspect present invention provides a kind of automatic control system based on video image processing, comprising:
Video monitoring subsystem, communication protocol gateway, automation collection control subsystem and control subsystem;
Video monitoring subsystem acquires image information, analyzes image information, generates warning message;
Video monitoring subsystem carries out coded treatment to warning message, obtains communication protocol information;
Communication protocol information is sent to communication protocol gateway by video monitoring subsystem;
Communication protocol gateway is decoded processing to communication protocol information, obtains warning message;
Communication protocol gateway generates operational order according to warning message;
Operational order is sent to automation collection control subsystem by communication protocol gateway;
Automation collection control subsystem controls control subsystem according to operational order.
Further, video monitoring subsystem includes:
Video monitor and video management server;
Video monitor is for acquiring image information;
Video management server judges whether there is alert event for analyzing image information;
When there are alert event, video management server generates the corresponding warning message of alert event;
Video Communication Server carries out coded treatment to warning message, obtains communication protocol information;
Communication protocol information is sent to communication protocol gateway by Video Communication Server.
Further, video monitoring subsystem further include: distributed AC servo system equipment and video interlink server;
Video interlink server and video monitor establish transmission of video images link, video interlink server and distribution Control equipment establishes control instruction transmission link;
Distributed AC servo system equipment obtains warning message, determines alert event position according to warning message;
Alert event position is sent to video interlink server by distributed AC servo system equipment;
Video interlink server determines corresponding target video monitor according to alert event position;
Video interlink server control target video monitor adjusts video monitoring angle to alert event position.
Further, video monitoring subsystem further include: video display interface;
After video interlink server determines target video monitor, video interlink server controls video display interface and connects Connect target video monitor;
When the quantity of target video monitor be more than video display interface warning window number when, video display interface according to Priority principle selects target video monitor corresponding with warning window data,
Video display interface shows the image information for the target video monitor acquisition selected by warning window.
Further, video monitoring subsystem further include: video memory;
Video memory is connect with one or more video-frequency monitors;
Video memory is used to save the image information of one or more video-frequency monitor acquisitions.
Further, video display interface obtains the image information of the target video monitor saved in video memory;
Video display interface plays back the image information of the target video monitor saved in video memory.
Further, video monitoring subsystem further include: phonetic alarm;
The alert audio information of phonetic alarm acquisition prerecording;
When phonetic alarm gets warning message, phonetic alarm issues the alarm sound of prerecording according to warning message Frequency information.
Further, video monitoring subsystem further include: video monitor client;
Video monitor client is connect with video management server.
Second aspect of the present invention provides a kind of automation control method based on video image processing, is applied to be based on video The automatic control system of image procossing, the automatic control system based on video image processing include video monitoring subsystem, Communication protocol gateway, automation collection control subsystem and control subsystem, method include:
Video monitoring subsystem acquires image information, analyzes image information, generates warning message;
Video monitoring subsystem carries out coded treatment to warning message, obtains communication protocol information;
Communication protocol information is sent to communication protocol gateway by video monitoring subsystem;
Communication protocol gateway is decoded processing to communication protocol information, obtains warning message;
Communication protocol gateway generates operational order according to warning message;
Operational order is sent to automation collection control subsystem by communication protocol gateway;
Automation collection control subsystem controls control subsystem according to operational order.
Further, video monitoring subsystem includes video monitor and video management server,
Video monitoring subsystem acquires image information, analyzes image information, generates warning message, comprising:
Video management server analyzes image information, judges whether there is alert event;
When alert event is not present, video management server does not generate warning message.
When there are alert event, video management server generates the corresponding warning message of alert event.
Visible above, video monitoring subsystem acquires image information, analyzes image information, generates warning message; Video monitoring subsystem carries out coded treatment to warning message, obtains communication protocol information;Video monitoring subsystem is by communication protocols View information is sent to communication protocol gateway;Communication protocol gateway is decoded processing to communication protocol information, obtains warning message; Communication protocol gateway generates operational order according to warning message;Operational order is sent to automation collection control by communication protocol gateway System;Automation collection control subsystem controls control subsystem according to operational order.Realizing automation collection control subsystem being capable of root Automation control is realized according to the warning message of video monitoring subsystem, caused by the limitation for avoiding automated system sensor The blind area of monitoring failed to report alert or incidents of false alarm, make up during automated system safety in production, reduce accident rate, protect Hinder the safety of staff and equipment.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to institute in the prior art and embodiment Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings Obtain other attached drawings.
Fig. 1 is that the structure of one embodiment of the automatic control system provided by the invention based on video image processing is shown It is intended to;
Fig. 2 is the structural schematic diagram of one embodiment of video monitoring subsystem provided by the invention;
Fig. 3 is the structural schematic diagram of another embodiment of video monitoring subsystem provided by the invention;
Fig. 4 is the structural schematic diagram of another embodiment of video monitoring subsystem provided by the invention;
Fig. 5 is the structural schematic diagram of the further embodiment of video monitoring subsystem provided by the invention;
Fig. 6 is the structural schematic diagram of another embodiment of video monitoring subsystem provided by the invention;
Fig. 7 is the structural schematic diagram of another embodiment of video monitoring subsystem provided by the invention;
Fig. 8 is that the process of one embodiment of the automation control method provided by the invention based on video image processing is shown It is intended to.
Specific embodiment
Core of the invention is to provide a kind of automation control method and system based on video image processing, realizes certainly Dynamicization collection control subsystem can realize automation control according to the warning message of video monitoring subsystem, avoid automated system Alert or incidents of false alarm is failed to report caused by the limitation of sensor, the monitoring made up during automated system is kept the safety in production is blind Area reduces the safety of accident rate, safeguard work personnel and equipment.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Present invention is mainly applied to when concrete application, can be applied in it in the monitoring scene of the production plant area of enterprise His scene, does not illustrate.It is illustrated by taking the production plant area of enterprise as an example in the embodiment of the present invention.
Referring to Fig. 1, the embodiment of the present invention provides a kind of automatic control system based on video image processing, comprising:
Video monitoring subsystem 101, communication protocol gateway 102, automation collection control subsystem 103 and control subsystem 104;
Video monitoring subsystem 101 acquires image information, analyzes image information, generates warning message;
Video monitoring subsystem 101 carries out coded treatment to warning message, obtains communication protocol information;
Communication protocol information is sent to communication protocol gateway 102 by video monitoring subsystem 101;
Communication protocol gateway 102 is decoded processing to communication protocol information, obtains warning message;
Communication protocol gateway 102 generates operational order according to warning message;
Operational order is sent to automation collection control subsystem 103 by communication protocol gateway 102;
Automation collection control subsystem 103 controls control subsystem 104 according to operational order.
In the embodiment of the present invention, video monitoring subsystem 101 acquires image information, analyzes image information, generates Warning message carries out coded treatment to warning message, obtains communication protocol information, communication protocol information is sent to communication protocol Gateway 102;Communication protocol gateway 102 is decoded processing to communication protocol information, obtains warning message, raw according to warning message At operational order, operational order is sent to automation collection control subsystem 103;Automation collection control subsystem 103 refers to according to operation Enable control control subsystem 104.Realize automation collection control subsystem can according to the warning message of video monitoring subsystem come It realizes automation control, alert or incidents of false alarm is failed to report caused by the limitation for avoiding automated system sensor, make up certainly Blind area of monitoring during the safety in production of dynamicization system, reduces the safety of accident rate, safeguard work personnel and equipment.
It should be noted that alert event be by user's self-defining, specific type and content without limitation, specifically Can be cross-line, into or leave region and stopped in region etc., the corresponding mode that alarm region is arranged has delimitation to warn Line, selected warning region and full frame warning are guarded against, stops event for cross-line event, into zone issue and in region respectively.
Optionally, as shown in Fig. 2, video monitoring subsystem includes:
Video monitor 201 and video management server 202;
Video monitor 201 is for acquiring image information;
Video management server 202 judges whether there is alert event for analyzing image information;
When there are alert event, video management server 202 generates the corresponding warning message of alert event;
Video Communication Server 202 carries out coded treatment to warning message, obtains communication protocol information;
Communication protocol information is sent to communication protocol gateway by Video Communication Server 202.
In the embodiment of the present invention, video monitor 201 specifically can be independently installed video camera, and quantity is existing to monitor Depending on the case where field, without limitation, video monitor 201 is connect specific quantity with video management server 202, video monitoring Device 201 judges whether there is report for analyzing image information for acquiring image information, video management server 202 Alert event generates the corresponding warning message of alert event when there are alert event, carries out coded treatment to warning message, obtains To communication protocol information, communication protocol information is sent to communication protocol gateway.Video management server 202 specifically can be used Video management software WebAccess, WebAccess are a software produced by Yan Hua company, and the configuration based on browser is soft Part, graphical device interface (Graphics Device Interface Plus, GDI+) are drawn, FLASH animation increases substantially Picture effect supports hundreds of to drive agreement, popular protocol specification needed for basic support existing market.
Optionally, embodiment as shown in connection with fig. 2, as shown in figure 3, video monitoring subsystem further include: distributed AC servo system Equipment 301 and video interlink server 302;
Video interlink server 302 and video monitor 201 establish transmission of video images link, video interlink server 302 establish control instruction transmission link with distributed AC servo system equipment 301;
Distributed AC servo system equipment 301 obtains warning message, determines alert event position according to warning message;
Alert event position is sent to video interlink server 302 by distributed AC servo system equipment 301;
Video interlink server 302 determines corresponding target video monitor 201 according to alert event position;
Video interlink server 302 controls target video monitor 301 and adjusts video monitoring angle to alert event position It sets.
In the embodiment of the present invention, in order to guarantee independence and reliability without business datum, video image is established respectively With the link of control instruction transmission, the image information and control instruction for being are individual transmission, video interlink server 302 and view Frequency monitor 201 establishes transmission of video images link, and video interlink server 302 and distributed AC servo system equipment 301, which are established, to be controlled Instruct transmission link.Distributed AC servo system equipment 301 specifically can be dcs (Distributed Control System, DCS) equipment, distributed AC servo system equipment 301 obtain warning message, alert event position is determined according to warning message.Depending on Frequency linkage server 302 has OLE (OLE for Process Control, OPC) function for process control, OPC function It is to connect to be realized with (Object Linking and Embedding, the OLE) technology of insertion based on object.Therefore, video Alert event position and corresponding target video monitor 201 can be associated by linkage server 302 using OPC function, And it controls target video monitor 301 to adjust video monitoring angle to alert event position.
Optionally, it is based on embodiment shown in Fig. 3, as shown in figure 4, video monitoring subsystem further include: video shows boundary Face 401;
After video interlink server 302 determines target video monitor 201, video interlink server 302 controls video 401 linking objective video monitor 201 of display interface;
When the quantity of target video monitor 201 is more than the warning window number of video display interface 401, video shows boundary Face 401 target video monitor 201 corresponding with warning window data is selected according to priority principle;
Video display interface 401 shows the image letter that the target video monitor 201 selected acquires by warning window Breath.
In the embodiment of the present invention, video display interface 401 can be drawn with the monitoring image of displaying target video monitor 201 Face, but the warning window quantity that video display interface 401 is shown is limited, such as can show 5 windows, then maximum It supports while five video windows of pop-up can be covered if synchronization is more than five warning messages by alarm priority Lid display.
Further, embodiment based on shown in Fig. 4, as shown in figure 5, video monitoring subsystem further include: video storage Device 501;
Video memory 501 is connect with one or more video-frequency monitors 201;
Video memory 501 is used to save the image information that one or more video-frequency monitors 201 acquire.
In the embodiment of the present invention, video memory 501 specifically can be network hard disk video recorder (Network Video Recorder, NVR), the duration of storable image information and the memory space of NVR are related, and current NVR is generally configured can The image information for supporting storage 5 days, can also extension storage as needed.
Further, it is based on embodiment shown in fig. 5,
Video display interface 401 obtains the image information of the target video monitor 201 saved in video memory 501;
Video display interface 401 carries out the image information of the target video monitor 201 saved in video memory 501 Playback.
It, can be to target video monitor 201 after target video monitor 201 has been determined in the embodiment of the present invention Acquired image information is played back before, and video display interface 401 is needed to get preservation from video memory 501 The image information of target video monitor 201, and by the figure of the target video monitor 201 saved in video memory 501 As information is played back, the duration of playback is related by the memory space of video memory 501.
Further, it is based on embodiment shown in fig. 5, as shown in fig. 6, video monitoring subsystem further include: audio alert Device 601;
The alert audio information of the acquisition prerecording of phonetic alarm 601;
When phonetic alarm 601 gets warning message, phonetic alarm 601 issues prerecording according to warning message Alert audio information.
In the embodiment of the present invention, when phonetic alarm 601 is installed, user can import the alert audio letter of prerecording Breath, alert audio information specifically can be voice broadcast, is also possible to buzzing, specifically without limitation.It is obtained in phonetic alarm 601 When getting warning message, phonetic alarm 601 issues the alert audio information of prerecording according to warning message.
Further, it is based on embodiment shown in fig. 6, as shown in fig. 7, video monitoring subsystem further include: video monitoring Client 701;
Video monitor client 701 is connect with video management server 202.
In the embodiment of the present invention, video monitor client 701 is specifically as follows WebAccess client, video monitoring visitor Family end 701 and video management server 202 are the framework moulds based on Browser/Server Mode (Browser/Server, B/S) Type, video monitor client 701 not only support local browsing, and also support remote browser browsing, operator can pass through browsing Device progress is long-range to be checked and manages, safeguards.
In above embodiments, the automatic control system based on video image processing is described in detail, below by implementation The automation control method based on video image processing for being applied to the system is described in detail in example.
Referring to FIG. 8, the embodiment of the present invention provides a kind of automation control method based on video image processing, comprising:
801, video monitoring subsystem acquires image information, analyzes image information, generates warning message;
802, video monitoring subsystem carries out coded treatment to warning message, obtains communication protocol information;
803, communication protocol information is sent to communication protocol gateway by video monitoring subsystem;
804, communication protocol gateway is decoded processing to communication protocol information, obtains warning message;
805, communication protocol gateway generates operational order according to warning message;
806, operational order is sent to automation collection control subsystem by communication protocol gateway;
807, automation collection control subsystem controls control subsystem according to operational order.
In the embodiment of the present invention, video monitoring subsystem acquires image information, analyzes image information, generates alarm Information carries out coded treatment to warning message, obtains communication protocol information, communication protocol information is sent to communication protocol net It closes, communication protocol gateway is decoded processing to communication protocol information, obtains warning message, generates operation according to warning message and refers to It enables, operational order is sent to automation collection control subsystem, automation collection control subsystem controls control subsystem according to operational order System.Automation control can be realized according to the warning message of video monitoring subsystem by realizing automation collection control subsystem, be kept away Alert or incidents of false alarm is failed to report caused by the limitation for exempting from automated system sensor, is made up automated system and was kept the safety in production Blind area of monitoring in journey reduces the safety of accident rate, safeguard work personnel and equipment.
Specifically, video monitoring subsystem includes video monitor and video management server,
Video monitoring subsystem acquires image information, analyzes image information, generates warning message, comprising:
Video management server analyzes image information, judges whether there is alert event;
When alert event is not present, video management server does not generate warning message.
When there are alert event, video management server generates the corresponding warning message of alert event.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other The difference of embodiment, the same or similar parts in each embodiment may refer to each other.It should also be noted that, in this theory In bright book, relational terms such as first and second and the like be used merely to by an entity or operation with another entity or Operation distinguishes, without necessarily requiring or implying between these entities or operation there are any this actual relationship or Sequentially.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, so that Process, method, article or equipment including a series of elements not only includes those elements, but also including being not explicitly listed Other element, or further include for elements inherent to such a process, method, article, or device.Do not limiting more In the case where system, the element that is limited by sentence " including one ... ", it is not excluded that include the element process, method, There is also other identical elements in article or equipment.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one The widest scope of cause.

Claims (10)

1. a kind of automatic control system based on video image processing characterized by comprising
Video monitoring subsystem, communication protocol gateway, automation collection control subsystem and control subsystem;
The video monitoring subsystem acquires image information, analyzes described image information, generates warning message;
The video monitoring subsystem carries out coded treatment to the warning message, obtains communication protocol information;
The communication protocol information is sent to the communication protocol gateway by the video monitoring subsystem;
The communication protocol gateway is decoded processing to the communication protocol information, obtains warning message;
The communication protocol gateway generates operational order according to the warning message;
The operational order is sent to the automation collection control subsystem by the communication protocol gateway;
The automation collection control subsystem controls the control subsystem according to the operational order.
2. system according to claim 1, which is characterized in that the video monitoring subsystem includes:
Video monitor and video management server;
The video monitor is for acquiring image information;
The video management server judges whether there is alert event for analyzing described image information;
When there are alert event, the video management server generates the corresponding warning message of the alert event;
The Video Communication Server carries out coded treatment to the warning message, obtains communication protocol information;
The communication protocol information is sent to the communication protocol gateway by the Video Communication Server.
3. system according to claim 2, which is characterized in that the video monitoring subsystem further include: distributed AC servo system Equipment and video interlink server;
The video interlink server and the video monitor establish transmission of video images link, the video interlink server Control instruction transmission link is established with the distributed AC servo system equipment;
The distributed AC servo system equipment obtains the warning message, determines alert event position according to the warning message;
The alert event position is sent to the video interlink server by the distributed AC servo system equipment;
The video interlink server determines corresponding target video monitor according to the alert event position;
The video interlink server controls the target video monitor and adjusts video monitoring angle to the alert event Position.
4. system according to claim 3, which is characterized in that the video monitoring subsystem further include: video shows boundary Face;
After the video interlink server determines target video monitor, it is aobvious that the video interlink server controls the video Show that interface connects the target video monitor;
When the quantity of the target video monitor is more than the warning window number of the video display interface, the video is shown Interface the target video monitor corresponding with the warning window data is selected according to priority principle;
The video display interface shows the image information for the target video monitor acquisition selected by warning window.
5. system according to claim 4, which is characterized in that the video monitoring subsystem further include: video memory;
The video memory is connect with one or more video-frequency monitors;
The video memory is used to save the image information of one or more video-frequency monitor acquisitions.
6. system according to claim 5, which is characterized in that
The video display interface obtains the image information of the target video monitor saved in the video memory;
The video display interface carries out the image information of the target video monitor saved in the video memory Playback.
7. according to the described in any item systems of claim 2-6, which is characterized in that the video monitoring subsystem further include: language Sound alarm;
The phonetic alarm obtains the alert audio information of prerecording;
When the phonetic alarm gets warning message, the phonetic alarm issues described pre- according to the warning message The alert audio information of recording.
8. system according to claim 2, which is characterized in that the video monitoring subsystem further include: video monitoring visitor Family end;
The video monitor client is connect with the video management server.
9. a kind of automation control method based on video image processing, which is characterized in that be applied to be based on video image processing Automatic control system, the automatic control system based on video image processing include video monitoring subsystem, communication Protocol gateway, automation collection control subsystem and control subsystem, which comprises
The video monitoring subsystem acquires image information, analyzes described image information, generates warning message;
The video monitoring subsystem carries out coded treatment to the warning message, obtains communication protocol information;
The communication protocol information is sent to the communication protocol gateway by the video monitoring subsystem;
The communication protocol gateway is decoded processing to the communication protocol information, obtains warning message;
The communication protocol gateway generates operational order according to the warning message;
The operational order is sent to the automation collection control subsystem by the communication protocol gateway;
The automation collection control subsystem controls the control subsystem according to the operational order.
10. according to the method described in claim 9, it is characterized in that, the video monitoring subsystem include video monitor and Video management server,
The video monitoring subsystem acquires image information, analyzes described image information, generates warning message, comprising:
The video management server analyzes described image information, judges whether there is alert event;
When alert event is not present, the video management server does not generate warning message.
When there are alert event, the video management server generates the corresponding warning message of the alert event.
CN201910440573.9A 2019-05-24 2019-05-24 A kind of automation control method and system based on video image processing Pending CN110149501A (en)

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CN109361898A (en) * 2018-10-22 2019-02-19 浙江宇视科技有限公司 Anomalous event monitoring method and device

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CN110933367A (en) * 2019-11-12 2020-03-27 西安优信机电工程有限公司 Video alarm system and alarm method thereof
CN110996066A (en) * 2019-12-19 2020-04-10 浙江中控技术股份有限公司 Accident backtracking method and device
CN110996066B (en) * 2019-12-19 2021-12-24 浙江中控技术股份有限公司 Accident backtracking method and device
CN114037315A (en) * 2021-11-17 2022-02-11 国家石油天然气管网集团有限公司华南分公司 Maintenance method, device and system of automatic control system and readable storage medium
CN117395366A (en) * 2022-07-05 2024-01-12 国能智深控制技术有限公司 Industrial control system, method and device

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Inventor after: Ji Zhiyi

Inventor after: Zhang Jier

Inventor after: Dou Wei

Inventor after: Guan Yunwei

Inventor after: Liu Chao

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Application publication date: 20190820