CN110708508A - Urban gas field station monitoring system and monitoring method thereof - Google Patents
Urban gas field station monitoring system and monitoring method thereof Download PDFInfo
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- CN110708508A CN110708508A CN201910949225.4A CN201910949225A CN110708508A CN 110708508 A CN110708508 A CN 110708508A CN 201910949225 A CN201910949225 A CN 201910949225A CN 110708508 A CN110708508 A CN 110708508A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-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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- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
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Abstract
The invention provides a city gas field station monitoring system and a monitoring method thereof, which can collect more types of data of a gas field station by integrating audio and video data collection and analog data collection into one system, and can also adopt the same communication channel for data transmission, the communication channel is a 4G/5G communication unit, the data transmission rate can be improved, and the data can be uploaded in real time, because the 4G/5G flow cost is higher, the analog data collected by the data collection unit has less flow, and can be transmitted to a remote monitoring platform in real time, and only when a processing chip analyzes and determines that the video sending condition is reached, the audio and video data collected by the video collection unit is transmitted to the remote monitoring platform, thereby further reducing the monitoring cost of the gas field station.
Description
Technical Field
The invention relates to the technical field of safety monitoring of gas stations, in particular to a monitoring system and a monitoring method for an urban gas station.
Background
Along with the further expansion of the consumption of natural gas in cities, the construction scale of urban gas projects is increasingly expanded, the gas field station is used as a station for storing, distributing and conveying gas to surrounding residents, if gas leakage occurs, the leaked gas can explode when meeting a fire source, and great harm is brought to the normal life and the lives and properties of the surrounding residents.
At present, two systems are generally adopted for monitoring a gas field station, one system collects data such as ambient temperature, the other system collects audio and video data and transmits the data to a remote monitoring platform through different communication channels respectively, the two systems are independent systems, and resource waste can be caused due to the fact that different communication channels are adopted during data transmission, so that a method needs to be provided for fusing the two systems to reduce the monitoring cost of the gas field station.
Disclosure of Invention
The embodiment of the invention provides a monitoring system and a monitoring method for an urban gas field station, which are used for fusing two systems and reducing the monitoring cost of the gas field station.
In a first aspect, an embodiment of the present invention provides a monitoring system for an urban gas station, including: the system comprises a remote monitoring platform and monitoring equipment arranged at a gas station; wherein the monitoring device comprises: the device comprises a processing chip, a video acquisition unit, a data acquisition unit and a 4G/5G communication unit, wherein the video acquisition unit, the data acquisition unit and the 4G/5G communication unit are respectively electrically connected with the processing chip;
the remote monitoring platform is used for establishing data connection with the processing chip through the 4G/5G communication unit;
the data acquisition unit is used for acquiring analog quantity data of the gas field station in real time and sending the analog quantity data to the processing chip;
the video acquisition unit corresponds to a dormant state and a working state, is used for acquiring audio and video data of a monitoring coverage area in real time in the working state and sending the audio and video data to the processing chip;
the processing chip is used for sending the analog data sent by the data acquisition unit to the remote monitoring platform through the 4G/5G communication unit, analyzing whether a video sending condition is met or not according to the received data, and if the video sending condition is met, sending the audio and video data sent by the video acquisition unit to the remote monitoring platform through the 4G/5G communication unit.
Preferably, when the video acquisition unit is in a sleep state, the received data includes the analog data acquired by the data acquisition unit, and the processing chip is specifically configured to determine that the video transmission condition is met and generate a wake-up instruction to transmit the wake-up instruction to the video acquisition unit according to the analog data when it is determined that the analog data is in an abnormal range, so as to switch the video acquisition unit in the sleep state to a working state.
Preferably, when the video acquisition unit is in a working state, the received data includes the analog quantity data acquired by the data acquisition unit and the audio and video data acquired by the video acquisition unit, and the processing chip is specifically configured to determine that the video transmission condition is met when it is determined that the analog quantity data is in an abnormal range and/or the audio and video data is abnormally invaded in display according to the analog quantity data and the audio and video data.
Preferably, the first and second electrodes are formed of a metal,
the remote monitoring platform is further used for sending a video acquisition instruction to the processing chip, wherein the video acquisition instruction is used for acquiring the audio and video data acquired by the video acquisition unit;
the processing chip is further used for determining that the video sending condition is met when the video acquisition instruction is received, generating a wake-up instruction to be sent to the video acquisition unit if the video acquisition unit is in a dormant state so as to switch the video acquisition unit in the dormant state to a working state, and sending the audio and video data sent by the video acquisition unit to the remote monitoring platform through the 4G/5G communication unit when the video acquisition unit is in the working state.
Preferably, the processing chip is further configured to generate a sleep instruction and send the sleep instruction to the video acquisition unit when the analog data is in a normal range and the audio/video data is not abnormally invaded during display, or when a video shutdown instruction sent by the remote monitoring platform is received, so as to switch the video acquisition unit in a working state to a sleep state.
In a second aspect, an embodiment of the present invention provides a monitoring method based on any one of the foregoing city gas station monitoring systems, including:
02, acquiring audio and video data of a monitoring coverage area in real time by the video acquisition unit in a working state, sending the audio and video data to the processing chip, and executing 03;
and step 04, sending the audio and video data sent by the video acquisition unit to the remote monitoring platform through the 4G/5G communication unit.
Preferably, when the video capture unit is in a sleep state, the received data includes the analog data captured by the data capture unit, and step 03 includes: according to the analog quantity data, when the analog quantity data is determined to be in an abnormal range, the video sending condition is determined to be met, a wake-up instruction is generated and sent to the video acquisition unit, so that the video acquisition unit in a dormant state is switched to a working state, and step 04 is executed.
Preferably, when the video acquisition unit is in a working state, the received data includes the analog data acquired by the data acquisition unit and the audio/video data acquired by the video acquisition unit, and step 03 includes: and according to the analog quantity data and the audio and video data, when the analog quantity data is determined to be in an abnormal range and/or the audio and video data is determined to be abnormally invaded, determining that the video sending condition is reached, and executing the step 04.
Preferably, the first and second electrodes are formed of a metal,
further comprising: the remote monitoring platform sends a video acquisition instruction to the processing chip, and the video acquisition instruction is used for acquiring the audio and video data acquired by the video acquisition unit;
the received data further includes the video acquisition instruction, and step 03 includes: and when the video acquisition instruction is received, determining that the video sending condition is met, if the video acquisition unit is in a dormant state, generating a wakeup instruction and sending the wakeup instruction to the video acquisition unit so as to switch the video acquisition unit in the dormant state to a working state and execute the step 04, and if the video acquisition unit is in the working state, directly executing the step 04.
Preferably, further comprising: and the processing chip generates a dormancy instruction and sends the dormancy instruction to the video acquisition unit when determining that the analog data is in a normal range and the audio and video data is not abnormally invaded or when receiving a video closing instruction sent by the remote monitoring platform so as to switch the video acquisition unit in a working state to a dormant state.
The embodiment of the invention provides a monitoring system and a monitoring method for an urban gas field station, which integrate audio and video data acquisition and analog data acquisition into one system, can acquire more types of data of the gas field station, and adopt the same communication channel for data transmission, wherein the communication channel is a 4G/5G communication unit, can improve the data transmission rate and can upload the data in real time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a block diagram of a monitoring system for an urban gas station according to an embodiment of the present invention;
FIG. 2 is a flow chart of a method for monitoring an urban gas station according to an embodiment of the present invention;
FIG. 3 is a flow chart of another monitoring method for a city gas station according to an embodiment of the present invention;
fig. 4 is a flowchart of another monitoring method for a city gas station according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer and more complete, the technical solutions in the embodiments of the present invention will be described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention, and based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a monitoring system for an urban gas station, including: a remote monitoring platform 10 and a monitoring device 20 arranged at a gas station; wherein the monitoring device 20 comprises: the device comprises a processing chip 201, a video acquisition unit 202, a data acquisition unit 203 and a 4G/5G communication unit 204 which are respectively and electrically connected with the processing chip 201;
the remote monitoring platform 10 is configured to establish a data connection with the processing chip 201 through the 4G/5G communication unit 204;
the data acquisition unit 202 is configured to acquire at least one analog quantity data of temperature, humidity and gas concentration of the gas field station in real time, and send the analog quantity data to the processing chip 201;
the video acquisition unit 203 is corresponding to the dormant state and the working state, and is used for acquiring audio and video data of a monitoring coverage area in real time in the working state and sending the audio and video data to the processing chip 201;
the processing chip 201 is configured to send the analog data sent by the data acquisition unit 202 to the remote monitoring platform 10 through the 4G/5G communication unit 204, analyze whether a video sending condition is met according to the received data, and send the audio and video data sent by the video acquisition unit 203 to the remote monitoring platform 10 through the 4G/5G communication unit 204 if the video sending condition is met.
In the embodiment of the invention, audio and video data acquisition and analog data acquisition are integrated into a system, so that more types of data of a gas field station can be acquired, the same communication channel is adopted for data transmission, the communication channel is a 4G/5G communication unit, the data transmission rate can be improved, and the data can be uploaded in real time.
In this embodiment, the analog quantity Data collected by the Data collection unit may be all Data other than audio/video Data, such as temperature, humidity, gas concentration, pipeline pressure, And gas flow rate (this embodiment is not specifically listed, And all Data other than the audio/video Data that may be collected by the SCADA system in the prior art belongs to the protection range of the analog quantity Data in the embodiment of the present invention), which may be collected by a gas SCADA system in the prior art, And the Data collection unit may include at least one of a temperature sensor, a humidity sensor, a gas concentration collector, And a pressure sensor, where the temperature sensor is used to collect the temperature of the gas field station, the humidity sensor is used to collect the humidity of the gas field station, And the gas concentration collector may collect the gas concentration of the gas field station, the pressure sensor can be arranged on the gas pipeline and the gas storage tank to collect the pressure of the gas pipeline and the gas storage tank.
The gas concentration exceeds a normal value, the gas leakage is indicated, if the temperature exceeds a normal temperature range, the humidity is lower than a normal humidity range and/or the pressure is larger than a normal pressure range, the gas station is indicated to be possibly exploded at the moment, the processing chip not only transmits audio and video data to the remote monitoring platform, but also needs to give an alarm to the remote monitoring platform and timely informs monitoring personnel.
Because the analog quantity data acquired by the data acquisition unit occupies less characters and requires less flow, the data can be transmitted in real time through the 4G/5G communication unit, thereby ensuring the real-time monitoring of the gas field station.
In this embodiment, because the amount of the audio/video data is large, if the real-time audio/video data is transmitted to the remote monitoring platform, a large amount of 4G/5G traffic needs to be consumed, the cost is high, and the audio/video data is transmitted to the remote monitoring platform only when the video transmission condition is met.
The video acquisition unit can correspond to two working states, one is a dormant state, and the other is a working state.
When the video acquisition unit is in a dormant state, the video acquisition unit does not work, the gas field station is monitored only by analog data acquired by the data acquisition unit, if the processing chip determines that the analog data is in an abnormal range, it is determined that a video transmission condition is met, the processing chip generates a wake-up instruction to be transmitted to the video acquisition unit so as to switch the video acquisition unit in the dormant state to a working state, at the moment, the video acquisition unit transmits audio and video data acquired in real time to the processing chip, and the processing chip transmits the audio and video data to a remote monitoring platform so that monitoring personnel can further monitor the condition of the gas field station according to the audio and video data.
When the video acquisition unit is in a working state, the video acquisition unit and the data acquisition unit work simultaneously, the data received by the processing chip are analog quantity data acquired by the data acquisition unit and audio and video data acquired by the video acquisition unit, if the processing chip determines that the analog quantity data is in an abnormal range and/or the audio and video data is abnormally invaded, it is determined that a video sending condition is reached, at the moment, the processing chip can directly send the audio and video data acquired by the video acquisition unit to a remote monitoring platform so that monitoring personnel can monitor the condition of the gas field station by utilizing the analog quantity data and the audio and video data.
Preferably, the video acquisition unit can be an infrared camera, and when the monitoring coverage area is in a dark environment, the video acquisition unit can still acquire audio and video data so as to ensure all-weather video monitoring and meet the requirement of a high-resolution field.
Because at the gas field station, in case take place the gas and reveal, meet the naked light and take place the explosion, in order to in time transmit site information for remote monitoring platform, the camera needs to have explosion-proof function, consequently, in this embodiment, this video acquisition unit can be explosion-proof camera, perhaps, carries out explosion-proof protection to infrared camera and handles.
The video acquisition unit can be connected with the processing chip through the CSI interface so as to further improve the data transmission efficiency.
In one embodiment of the invention, when a processing chip sends analog quantity data to a remote monitoring platform, and monitoring personnel need to acquire audio and video data according to current analog quantity data, a video acquisition instruction can be sent to the processing chip through the remote monitoring platform, wherein the video acquisition instruction is used for acquiring the audio and video data acquired by a video acquisition unit;
the processing chip is further used for determining that the video sending condition is met when the video acquisition instruction is received, generating a wake-up instruction to be sent to the video acquisition unit if the video acquisition unit is in a dormant state so as to switch the video acquisition unit in the dormant state to a working state, and sending the audio and video data sent by the video acquisition unit to the remote monitoring platform through the 4G/5G communication unit when the video acquisition unit is in the working state.
In the embodiment, the audio and video data of the gas field station can be actively and randomly acquired through the data interaction between the remote monitoring platform and the processing chip, so that the condition of each parameter on the gas field station can be acquired.
In an embodiment of the present invention, in a normal situation, the gas station does not need to monitor the audio/video data in real time, and in order to further reduce the monitoring cost, the processing chip is further configured to generate a sleep instruction and send the sleep instruction to the video acquisition unit when the analog data is in a normal range and the audio/video data is not abnormally intruded or when a video shutdown instruction sent by the remote monitoring platform is received, so as to switch the video acquisition unit in a working state to a sleep state.
Furthermore, the monitoring equipment can also comprise a power supply which is used for supplying power to the processing chip, the data acquisition unit, the video acquisition unit and the 4G/5G communication unit, so that the normal operation of the monitoring equipment is ensured.
The monitoring equipment can comprise a plurality of video acquisition units and a plurality of data acquisition units, and the video acquisition units and the data acquisition units are respectively arranged at different positions of the gas field station, for example, each key station such as a gas metering station, a pressure regulating station and a valve chamber, so that the all-round monitoring of the gas field station is ensured.
Referring to fig. 2, an embodiment of the present invention further provides a monitoring method based on the above monitoring system for an urban gas station, including:
02, acquiring audio and video data of a monitoring coverage area in real time by the video acquisition unit in a working state, sending the audio and video data to the processing chip, and executing 03;
and step 04, sending the audio and video data sent by the video acquisition unit to the remote monitoring platform through the 4G/5G communication unit.
In one embodiment of the present invention, the video capture unit can correspond to two operating states, one is a sleep state and the other is an operating state.
When the video acquisition unit is in a dormant state, monitoring the gas station only by analog data acquired by the data acquisition unit, where the received data includes the analog data acquired by the data acquisition unit, and step 03 includes: and according to the analog quantity data, when the analog quantity data is determined to be in an abnormal range, determining that the video sending condition is met, generating a wake-up instruction and sending the wake-up instruction to the video acquisition unit so as to switch the video acquisition unit in a dormant state to a working state, and executing step 04 so that monitoring personnel can further monitor the condition of the gas field station according to the audio and video data.
When the video acquisition unit is in a working state, the video acquisition unit and the data acquisition unit work simultaneously, the received data includes the analog data acquired by the data acquisition unit and the audio and video data acquired by the video acquisition unit, step 03 includes: and according to the analog quantity data and the audio and video data, when the analog quantity data is determined to be in an abnormal range and/or the audio and video data is determined to be abnormally invaded, determining that the video sending condition is reached, and executing the step 04 so that monitoring personnel can monitor the condition of the gas field station by using the analog quantity data and the audio and video data.
In an embodiment of the present invention, when the processing chip sends the analog quantity data to the remote monitoring platform and a monitoring person needs to obtain the audio/video data according to the current analog quantity data, the method may further include: the remote monitoring platform sends a video acquisition instruction to the processing chip, and the video acquisition instruction is used for acquiring the audio and video data acquired by the video acquisition unit;
the received data further includes the video acquisition instruction, and step 03 includes: and when the video acquisition instruction is received, determining that the video sending condition is met, if the video acquisition unit is in a dormant state, generating a wakeup instruction and sending the wakeup instruction to the video acquisition unit so as to switch the video acquisition unit in the dormant state to a working state and execute the step 04, and if the video acquisition unit is in the working state, directly executing the step 04.
In the embodiment, the audio and video data of the gas field station can be actively and randomly acquired through the data interaction between the remote monitoring platform and the processing chip, so that the condition of each parameter on the gas field station can be acquired.
In an embodiment of the present invention, because the gas station does not need to monitor the audio/video data in real time under normal conditions, and in order to further reduce the monitoring cost, the method may further include: and the processing chip generates a dormancy instruction and sends the dormancy instruction to the video acquisition unit when determining that the analog data is in a normal range and the audio and video data is not abnormally invaded or when receiving a video closing instruction sent by the remote monitoring platform so as to switch the video acquisition unit in a working state to a dormant state.
To further explain the monitoring method of the monitoring system of the urban gas field station, the following two cases are respectively described as follows.
In the first case: under the normal condition of the gas station, the video acquisition unit is in a dormant state, and when the video transmission condition is reached, the video acquisition unit is in a working state.
In the second case: the video acquisition unit is always in a working state.
In a first case, please refer to fig. 3, the monitoring method may include:
And step 303, the processing chip sends the analog quantity data to the remote monitoring platform through the 4G/5G communication unit.
And step 306, the video acquisition unit acquires the audio and video data of the monitoring coverage area in real time and sends the audio and video data to the processing chip.
And 307, the processing chip sends the audio and video data to a remote monitoring platform through a 4G/5G communication unit.
In a second case, please refer to fig. 4, the monitoring method may include:
And 402, acquiring analog quantity data of the gas field station in real time by the data acquisition unit, and sending the analog quantity data to the processing chip.
And step 403, the processing chip sends the analog quantity data to the remote monitoring platform through the 4G/5G communication unit.
And step 404, the video acquisition unit acquires the audio and video data of the monitoring coverage area in real time and sends the audio and video data to the processing chip.
And step 406, the processing chip sends the audio and video data to the remote monitoring platform through the 4G/5G communication unit.
In step 408, the remote monitoring platform sends a video closing instruction to the processing chip, the processing chip stops transmitting the audio/video data to the remote monitoring platform, and step 402 and step 404 are executed.
In summary, the embodiments of the present invention can at least achieve the following advantages:
1. in the embodiment of the invention, audio and video data acquisition and analog data acquisition are integrated into one system, so that more types of data of a gas field station can be acquired, the same communication channel is adopted for data transmission, the communication channel is a 4G/5G communication unit, the data transmission rate can be improved, and the data can be uploaded in real time.
2. In the embodiment of the invention, because the analog quantity data acquired by the data acquisition unit occupies less characters and requires less flow, the data can be transmitted in real time through the 4G/5G communication unit, thereby ensuring the real-time monitoring of the gas field station.
3. In the embodiment of the invention, the video acquisition unit can be an infrared camera, and can still acquire audio and video data when the monitoring coverage area is in a dark environment, so that all-weather video monitoring is ensured, and the requirement of a high-resolution field is met.
4. In the embodiment of the invention, the monitoring equipment can comprise a plurality of video acquisition units and a plurality of data acquisition units, and the plurality of video acquisition units and the plurality of data acquisition units are respectively arranged at different positions of the gas field station, for example, key stations such as a gas metering station, a pressure regulating station and a valve chamber, so that the all-round monitoring of the gas field station is ensured.
Because the information interaction, execution process, and other contents between the units in the device are based on the same concept as the method embodiment of the present invention, specific contents may refer to the description in the method embodiment of the present invention, and are not described herein again.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a" does not exclude the presence of other similar elements in a process, method, article, or apparatus that comprises the element.
Those of ordinary skill in the art will understand that: all or part of the steps for realizing the method embodiments can be completed by hardware related to program instructions, the program can be stored in a computer readable storage medium, and the program executes the steps comprising the method embodiments when executed; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
Finally, it is to be noted that: the above description is only a preferred embodiment of the present invention, and is only used to illustrate the technical solutions of the present invention, and not to limit the protection scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. A city gas station monitored control system, its characterized in that includes: the system comprises a remote monitoring platform and monitoring equipment arranged at a gas station; wherein the monitoring device comprises: the device comprises a processing chip, a video acquisition unit, a data acquisition unit and a 4G/5G communication unit, wherein the video acquisition unit, the data acquisition unit and the 4G/5G communication unit are respectively electrically connected with the processing chip;
the remote monitoring platform is used for establishing data connection with the processing chip through the 4G/5G communication unit;
the data acquisition unit is used for acquiring analog quantity data of the gas field station in real time and sending the analog quantity data to the processing chip;
the video acquisition unit corresponds to a dormant state and a working state, is used for acquiring audio and video data of a monitoring coverage area in real time in the working state and sending the audio and video data to the processing chip;
the processing chip is used for sending the analog data sent by the data acquisition unit to the remote monitoring platform through the 4G/5G communication unit, analyzing whether a video sending condition is met or not according to the received data, and if the video sending condition is met, sending the audio and video data sent by the video acquisition unit to the remote monitoring platform through the 4G/5G communication unit.
2. The city gas station monitoring system according to claim 1, wherein when the video capture unit is in a sleep state, the received data includes the analog data captured by the data capture unit, and the processing chip is specifically configured to determine that the video transmission condition is met and generate a wake-up command to be sent to the video capture unit according to the analog data when it is determined that the analog data is in an abnormal range, so as to switch the video capture unit in the sleep state to a working state.
3. The urban gas field station monitoring system according to claim 1, wherein when the video acquisition unit is in an operating state, the received data includes the analog quantity data acquired by the data acquisition unit and the audio/video data acquired by the video acquisition unit, and the processing chip is specifically configured to determine that the video transmission condition is reached when it is determined that the analog quantity data is in an abnormal range and/or the audio/video data is abnormally invaded in display, according to the analog quantity data and the audio/video data.
4. The urban gas farm monitoring system according to claim 1,
the remote monitoring platform is further used for sending a video acquisition instruction to the processing chip, wherein the video acquisition instruction is used for acquiring the audio and video data acquired by the video acquisition unit;
the processing chip is further used for determining that the video sending condition is met when the video acquisition instruction is received, generating a wake-up instruction to be sent to the video acquisition unit if the video acquisition unit is in a dormant state so as to switch the video acquisition unit in the dormant state to a working state, and sending the audio and video data sent by the video acquisition unit to the remote monitoring platform through the 4G/5G communication unit when the video acquisition unit is in the working state.
5. The urban gas field station monitoring system according to any one of claims 1 to 4, wherein the processing chip is further configured to generate a sleep command and send the sleep command to the video acquisition unit when the analog data is in a normal range and the audio/video data shows that abnormal intrusion does not occur, or when a video shutdown command sent by the remote monitoring platform is received, so as to switch the video acquisition unit in a working state to a sleep state.
6. A monitoring method based on the city gas station monitoring system of any one of the above claims 1-6, characterized by comprising:
step 01, the data acquisition unit acquires analog quantity data of the gas field station in real time, sends the analog quantity data to the processing chip, and the processing chip sends the analog quantity data to the remote monitoring platform through the 4G/5G communication unit and executes step 03;
02, acquiring audio and video data of a monitoring coverage area in real time by the video acquisition unit in a working state, sending the audio and video data to the processing chip, and executing 03;
step 03, the processing chip analyzes whether the video sending condition is met according to the received data, and if the video sending condition is met, step 04 is executed;
and step 04, sending the audio and video data sent by the video acquisition unit to the remote monitoring platform through the 4G/5G communication unit.
7. The monitoring method according to claim 6, wherein when the video capture unit is in a sleep state, the received data includes the analog data captured by the data capture unit, and step 03 includes: according to the analog quantity data, when the analog quantity data is determined to be in an abnormal range, the video sending condition is determined to be met, a wake-up instruction is generated and sent to the video acquisition unit, so that the video acquisition unit in a dormant state is switched to a working state, and step 04 is executed.
8. The monitoring method according to claim 6, wherein when the video capture unit is in an operating state, the received data includes the analog data captured by the data capture unit and the audio/video data captured by the video capture unit, and step 03 includes: and according to the analog quantity data and the audio and video data, when the analog quantity data is determined to be in an abnormal range and/or the audio and video data is determined to be abnormally invaded, determining that the video sending condition is reached, and executing the step 04.
9. The monitoring method according to claim 6,
further comprising: the remote monitoring platform sends a video acquisition instruction to the processing chip, and the video acquisition instruction is used for acquiring the audio and video data acquired by the video acquisition unit;
the received data further includes the video acquisition instruction, and step 03 includes: and when the video acquisition instruction is received, determining that the video sending condition is met, if the video acquisition unit is in a dormant state, generating a wakeup instruction and sending the wakeup instruction to the video acquisition unit so as to switch the video acquisition unit in the dormant state to a working state and execute the step 04, and if the video acquisition unit is in the working state, directly executing the step 04.
10. The monitoring method according to any one of claims 6-9, further comprising: and the processing chip generates a dormancy instruction and sends the dormancy instruction to the video acquisition unit when determining that the analog data is in a normal range and the audio and video data is not abnormally invaded or when receiving a video closing instruction sent by the remote monitoring platform so as to switch the video acquisition unit in a working state to a dormant state.
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| Publication number | Priority date | Publication date | Assignee | Title |
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