CN115174859A - Early warning device and method for operation monitoring of urban domestic sewage treatment plant - Google Patents
Early warning device and method for operation monitoring of urban domestic sewage treatment plant Download PDFInfo
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- CN115174859A CN115174859A CN202210785488.8A CN202210785488A CN115174859A CN 115174859 A CN115174859 A CN 115174859A CN 202210785488 A CN202210785488 A CN 202210785488A CN 115174859 A CN115174859 A CN 115174859A
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- H—ELECTRICITY
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- 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
- 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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- G—PHYSICS
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Abstract
The invention provides an early warning device and a method for operation monitoring of a town domestic sewage treatment plant, which relate to the technical field of the early warning device and the method for operation monitoring of the sewage treatment plant, and comprise the steps of monitoring hydraulic load rate and monitoring the hydraulic load rate of the sewage treatment plant; the hydraulic load grading early warning is carried out, and an early warning threshold value is set for the hydraulic load rate of a sewage treatment plant; the water quality on-line monitoring and early warning is carried out, grading early warning is set, and when the concentration of a certain water quality monitoring index is lower than or exceeds a monitoring standard, data early warning is carried out; data transmission is monitored, and data is stored in a system database in a byte mode. According to the invention, the video monitoring and the water quality on-line monitoring replace manual water sample extraction, so that the working efficiency is high, the labor cost is low, the monitoring data and the video monitoring are transmitted through the Internet, the centralized monitoring and management of a sewage treatment plant are facilitated, and the video monitoring equipment is arranged in a sewage treatment key link, so that the abnormal condition of sewage treatment can be found in time and the sewage treatment can be treated in time.
Description
Technical Field
The invention relates to the technical field of an early warning device and an early warning method for operation monitoring of a sewage treatment plant, in particular to an early warning device and an early warning method for operation monitoring of a town domestic sewage treatment plant.
Background
The sewage treatment plant is a place which is discharged from a pollution source and does not meet the requirement of discharge standard or the requirement of environmental capacity due to higher total amount or concentration of pollutants, so that artificial strengthening treatment is needed when the quality and the function target of the water environment are reduced.
Sewage can not directly discharge after handling, must draw the water sample and carry out water quality testing, detect through the back just can discharge into the water route in, the water quality testing mode that should draw the water sample censorship is comparatively loaded down with trivial details, work efficiency is low, and is distributed sewage treatment station in most cities at present, is not convenient for concentrate on monitoring management.
In addition, after sewage treatment, a small amount of solid waste products possibly still exist on water and in water, so that a water inlet and a water outlet are easily blocked, and meanwhile, whether various facilities in the sewage treatment link are in operation or not is difficult to be perceived by people.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an early warning device and method for operation monitoring of a municipal domestic sewage treatment plant.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an early warning device of town domestic sewage treatment plant operation control, the device includes:
monitoring the hydraulic load rate, namely monitoring the hydraulic load rate of a sewage treatment plant;
the hydraulic load grading early warning is carried out, and an early warning threshold value is set for the hydraulic load rate of a sewage treatment plant;
the water quality on-line monitoring and early warning method comprises the steps of setting grading early warning mainly according to national water body monitoring standards, and performing data early warning when the concentration of a certain water quality monitoring index is lower than or exceeds the monitoring standard;
monitoring data transmission, namely performing real-time monitoring data transmission by adopting a modbus communication protocol through a field broadband or a wireless network of a sewage treatment plant, and storing data into a system database in a byte mode;
video monitoring is carried out in a key sewage treatment link, video monitoring point locations are distributed in the key link according to a sewage treatment process flow of a sewage treatment plant, and the aim of full coverage of key nodes is fulfilled;
monitoring video transmission, namely uniformly transmitting video monitoring of each key link in a sewage treatment plant to a monitoring page of a system database for watching and identifying in a video streaming media mode through an RTMP protocol;
the system database is used for uniformly storing the data;
and identifying the video pictures, namely automatically identifying the video pictures through a system.
In order to limit the data transmission trend of each module, the invention has the improvement that the hydraulic load rate monitoring is connected with the hydraulic load grading early warning, the hydraulic load grading early warning is connected with the water quality on-line monitoring early warning, the water quality on-line monitoring early warning is connected with the monitoring data transmission, the video monitoring and monitoring video transmission of the key pollution control link are both connected with a system database, and the system database is connected with the video image recognition.
An early warning method for operation monitoring of a town domestic sewage treatment plant is characterized by comprising the following steps:
s1: monitoring the hydraulic load rate of the sewage treatment plant through hydraulic load rate monitoring;
s2: setting an early warning threshold value for the hydraulic load rate of a sewage treatment plant through hydraulic load grading early warning;
s3: through water quality on-line monitoring and early warning, grading early warning is set mainly according to the national water body monitoring standard, and when the concentration of a certain water quality monitoring index is lower than or exceeds the monitoring standard, data early warning is carried out;
s4: monitoring data transmission is carried out through site broadband or wireless network of a sewage treatment plant by adopting a modbus communication protocol, and data are stored in a system database in a byte mode;
s5: video monitoring point location arrangement is carried out in a key link according to the sewage treatment process flow of a sewage treatment plant through video monitoring in the key sewage treatment link, so that the aim of full coverage of key nodes is fulfilled;
s6: video monitoring of each key link in a sewage treatment plant is uniformly transmitted to a monitoring page of a system database for watching and identifying in a video streaming media mode through a monitoring video transmission mode through an RTMP protocol, and a video monitoring management interface supports switching watching of 1-path, 2-path, 4-path, 8-path and 16-path video monitoring pages;
s7: and identifying the video picture, namely automatically identifying the monitoring picture through a system.
In order to limit the operation mode of the hydraulic load rate, the invention improves that in the step S1, the hydraulic load rate is calculated by monitoring the water body of the sewage treatment plant in unit time and unit area.
In order to specifically limit the early warning threshold, the invention has the improvement that in the S2, the early warning threshold is normal when 70 percent, early warning is carried out when 60 percent to 70 percent, warning is carried out when 30 percent to 60 percent, and emergency warning is carried out when more than 30 percent.
In order to limit the type of the data early warning, the invention improves that in S3, the data early warning comprises a clear water mixing alarm (inlet COD is less than 100 mg/L), a clear water mixing emergency alarm (inlet COD is less than 50 mg/L), an inlet water abnormity alarm (inlet ammonia nitrogen is more than 25mg/L or inlet total phosphorus is more than 5 mg/L), and an inlet water abnormity emergency alarm (ammonia nitrogen is more than 50mg/L or total phosphorus is more than 10 mg/L).
In order to limit the detection index, the invention improves that in the S2 and the S3, the monitoring index meets the requirement of the national monitoring standard.
In order to specifically describe the transmission characteristics of the video streaming media, the invention improves that in S6, the transmission characteristics of the video streaming media include:
A. the transmission mode is RTMP streaming media protocol;
B. the RTMP protocol generally transmits flv, f4v format streams;
C. the transmitted pages are displayed by taking a sewage treatment plant as a target, and one sewage treatment plant can display a plurality of monitoring pages.
In order to perform automatic identification on the monitoring picture, the invention improves that in the step S7, the identification of the monitoring picture is based on picture comparison analysis of multi-frame monitoring video to realize automatic identification of the system.
Compared with the prior art, the invention has the advantages and positive effects that,
according to the invention, the video monitoring and the online water quality monitoring are adopted to replace manual water sample extraction, the working efficiency is high, the labor cost is low, the monitoring data and the video monitoring are transmitted through the Internet, the centralized monitoring and management of a sewage treatment plant are facilitated, and the video monitoring equipment is arranged in the key link of sewage treatment, so that the abnormal condition of sewage treatment can be found in time and can be treated in time.
Drawings
FIG. 1 is a schematic structural diagram of an early warning device and method for operation monitoring of a municipal domestic sewage treatment plant according to the present invention;
fig. 2 is an overall flow chart of the early warning device and method for operation monitoring of the urban domestic sewage treatment plant provided by the invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.
Example one
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an early warning device of town domestic sewage treatment plant operation control, the device includes:
monitoring the hydraulic load rate, namely monitoring the hydraulic load rate of a sewage treatment plant;
the method comprises the steps of (1) carrying out graded early warning on hydraulic load, and setting an early warning threshold value on the hydraulic load rate of a sewage treatment plant;
the water quality on-line monitoring and early warning method comprises the steps of setting grading early warning according to national water body monitoring standards, and carrying out data early warning when the concentration of a certain water quality monitoring index is lower than or exceeds the monitoring standard;
monitoring data transmission, namely performing real-time monitoring data transmission by adopting a modbus communication protocol through a site broadband or a wireless network of a sewage treatment plant, and storing data into a system database in a byte mode;
video monitoring is carried out in a key sewage treatment link, video monitoring point locations are distributed in the key link according to the sewage treatment process flow of a sewage treatment plant, and the aim of full coverage of key nodes is fulfilled;
monitoring video transmission, namely uniformly transmitting video monitoring of each key link in a sewage treatment plant to a monitoring page of a system database for watching and identifying in a video streaming media mode through an RTMP protocol;
the system database is used for uniformly storing the data;
and identifying the video pictures, namely automatically identifying the video pictures through a system.
The hydraulic load rate monitoring is connected with hydraulic load grading early warning, the hydraulic load grading early warning is connected with water quality on-line monitoring early warning, the water quality on-line monitoring early warning is connected with monitoring data transmission, video monitoring and monitoring video transmission in a key pollution control link are connected with a system database, the system database is connected with video image recognition, and the design aims to limit the data transmission trend of each module.
Referring to fig. 1-2, a method for early warning operation and monitoring of a municipal wastewater treatment plant is characterized by comprising the following steps:
s1: monitoring the hydraulic load rate of the sewage treatment plant through hydraulic load rate monitoring;
s2: setting an early warning threshold value for the hydraulic load rate of a sewage treatment plant through hydraulic load grading early warning;
s3: through water quality on-line monitoring and early warning, grading early warning is set mainly according to the national water body monitoring standard, and when the concentration of a certain water quality monitoring index is lower than or exceeds the monitoring standard, data early warning is carried out;
s4: monitoring data transmission is carried out through site broadband or wireless network of a sewage treatment plant by adopting a modbus communication protocol, and data are stored in a system database in a byte mode;
s5: video monitoring point location arrangement is carried out in a key link according to the sewage treatment process flow of a sewage treatment plant through video monitoring in the key sewage treatment link, so that the aim of full coverage of key nodes is fulfilled;
s6: video monitoring of each key link in a sewage treatment plant is uniformly transmitted to a monitoring page of a system database for watching and identifying in a video streaming media mode through a monitoring video transmission mode through an RTMP protocol, and a video monitoring management interface supports switching watching of 1-path, 2-path, 4-path, 8-path and 16-path video monitoring pages;
s7: and identifying the video picture, namely automatically identifying the monitoring picture through a system.
The hydraulic load rate is calculated by monitoring the water body of a sewage treatment plant in unit time and unit area, the design aims at limiting the operation mode of the hydraulic load rate, the early warning threshold value is normal when 70 percent, early warning is carried out when 60 percent to 70 percent, warning is carried out when 30 percent to 60 percent, and emergency warning is carried out when more than 30 percent.
The data early warning comprises clear water mixing alarm (inlet COD is less than 100 mg/L), clear water mixing emergency alarm (inlet COD is less than 50 mg/L), inlet water abnormity alarm (inlet ammonia nitrogen is more than 25mg/L or inlet water total phosphorus is more than 5 mg/L), inlet water abnormity emergency alarm (ammonia nitrogen is more than 50mg/L or total phosphorus is more than 10 mg/L), the design aims to limit each content of the data early warning and the specific situation thereof, and convenience is provided for the later analysis and identification work.
The transmission characteristics of the video streaming media comprise:
A. the transmission mode is RTMP streaming media protocol;
B. the RTMP protocol generally transmits flv, f4v format streams;
C. the transmitted pages are displayed by taking a sewage treatment plant as a target, one sewage treatment plant can display a plurality of monitoring pages, and the design is to specifically describe the transmission characteristics of the video streaming media.
The identification of the monitoring picture is the automatic identification of the system realized on the basis of picture comparison and analysis of multi-frame monitoring videos, and the design specifically explains the identification method of the monitoring picture.
The working principle is as follows: in the process of monitoring the operation condition of a sewage treatment plant, firstly, the hydraulic load rate of the sewage treatment plant is monitored through hydraulic load rate monitoring, then, the hydraulic load rate of the sewage treatment plant is early-warned in a grading way, early-warning threshold values are set through hydraulic load rate monitoring, the grading early warning is set through water quality on-line monitoring early warning mainly according to the national water body monitoring standard, when the concentration of a certain water quality monitoring index is lower than or exceeds the monitoring standard, data early warning is carried out, data transmission is carried out through monitoring data transmission through a site broadband or a wireless network of the sewage treatment plant by adopting a modbus communication protocol, data are stored into a system database in a byte mode, video monitoring is carried out through a key sewage treatment link, video monitoring points are distributed in the key link according to the sewage treatment process flow of the sewage treatment plant, the target of full coverage of key nodes is achieved, video monitoring of each key link in the sewage treatment plant is transmitted to a video streaming media mode through an RTMP protocol to be transmitted to a monitoring page of the system database to be watched and recognized, and a video monitoring management interface supports 1-path, 2 path, 4 path, 8 path and 16 path video monitoring page switching and watching are carried out automatic recognition on a monitoring picture of the system.
Although the present invention has been described with reference to the above embodiments, it should be understood that the present invention is not limited to the above embodiments, and other embodiments and equivalents thereof may be substituted for those skilled in the art without departing from the scope of the present invention.
Claims (9)
1. The utility model provides an early warning device of town domestic sewage treatment plant operation control which characterized in that, the device includes:
monitoring the hydraulic load rate, namely monitoring the hydraulic load rate of a sewage treatment plant;
the hydraulic load grading early warning is carried out, and an early warning threshold value is set for the hydraulic load rate of a sewage treatment plant;
the water quality on-line monitoring and early warning method comprises the steps of setting grading early warning according to national water body monitoring standards, and carrying out data early warning when the concentration of a certain water quality monitoring index is lower than or exceeds the monitoring standard;
monitoring data transmission, namely performing real-time monitoring data transmission by adopting a modbus communication protocol through a site broadband or a wireless network of a sewage treatment plant, and storing data into a system database in a byte mode;
video monitoring is carried out in a key sewage treatment link, video monitoring point locations are distributed in the key link according to the sewage treatment process flow of a sewage treatment plant, and the aim of full coverage of key nodes is fulfilled;
monitoring video transmission, namely uniformly transmitting video monitoring of each key link in a sewage treatment plant to a monitoring page of a system database for watching and identifying in a video streaming media mode through an RTMP protocol;
the system database is used for uniformly storing the data;
and identifying the video pictures, namely automatically identifying the video pictures through a system.
2. The early warning device for operation monitoring of town domestic sewage treatment plant according to claim 1, wherein: the hydraulic load rate monitoring and early warning system is characterized in that hydraulic load rate monitoring is connected with hydraulic load grading early warning, the hydraulic load grading early warning is connected with water quality on-line monitoring and early warning, the water quality on-line monitoring and early warning is connected with monitoring data transmission, video monitoring and monitoring video transmission of a key pollution control link are both connected with a system database, and the system database is connected with video picture recognition.
3. An early warning method for operation monitoring of a town domestic sewage treatment plant is characterized by comprising the following steps:
s1: monitoring the hydraulic load rate of the sewage treatment plant through hydraulic load rate monitoring;
s2: setting an early warning threshold value for the hydraulic load rate of a sewage treatment plant through hydraulic load grading early warning;
s3: through water quality on-line monitoring and early warning, grading early warning is set mainly according to the national water body monitoring standard, and when the concentration of a certain water quality monitoring index is lower than or exceeds the monitoring standard, data early warning is carried out;
s4: monitoring data transmission is carried out through site broadband or wireless network of a sewage treatment plant by adopting a modbus communication protocol, and data are stored in a system database in a byte mode;
s5: video monitoring is carried out in a key sewage treatment link, video monitoring point locations are distributed in the key link according to a sewage treatment process flow of a sewage treatment plant, and the aim of full coverage of key nodes is fulfilled;
s6: video monitoring of each key link in a sewage treatment plant is uniformly transmitted to a monitoring page of a system database for watching and identifying in a video streaming media mode through a monitoring video transmission mode through an RTMP protocol, and a video monitoring management interface supports switching watching of 1-path, 2-path, 4-path, 8-path and 16-path video monitoring pages;
s7: and (3) video picture identification, namely, automatically identifying the monitoring picture through a system.
4. The warning method for operation monitoring of the urban domestic sewage treatment plant according to claim 3, wherein in S1, the hydraulic load rate is calculated by monitoring the water per unit area in a unit time of the sewage treatment plant.
5. The early warning method for operation and monitoring of the urban domestic sewage treatment plant according to claim 3, wherein in S2, the early warning threshold value is normal at 70%, the early warning threshold value is 60% -70%, the alarm threshold value is 30% -60%, and the alarm threshold value is more than 30% for emergency.
6. The operation monitoring and early warning method for the urban domestic sewage treatment plant according to claim 3, wherein in S3, the data early warning comprises a clear water mixing alarm (COD in inlet water is less than 100 mg/L), a clear water mixing emergency alarm (COD in inlet water is less than 50 mg/L), an inlet water abnormal alarm (ammonia nitrogen in inlet water is more than 25mg/L or total phosphorus in inlet water is more than 5 mg/L), and an inlet water abnormal emergency alarm (ammonia nitrogen is more than 50mg/L or total phosphorus is more than 10 mg/L).
7. The early warning method for operation and monitoring of the urban domestic sewage treatment plant according to claim 3, wherein in S2 and S3, the monitoring index meets the requirements of national monitoring standards.
8. The warning method for operation monitoring of urban domestic sewage treatment plant according to claim 3, wherein in S6, the transmission characteristics of the video streaming media comprise:
A. the transmission mode is RTMP streaming media protocol;
B. the RTMP protocol generally transmits flv, f4v format flow;
C. the transmitted pages are displayed by taking a sewage treatment plant as a target, and one sewage treatment plant can display a plurality of monitoring pages.
9. The early warning method for operation monitoring of the urban domestic sewage treatment plant according to claim 3, wherein in the step S7, the identification of the monitoring picture is automatic identification of the system realized based on picture comparison analysis of multi-frame monitoring videos.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116311089A (en) * | 2023-05-26 | 2023-06-23 | 广东海洋大学 | Intelligent analysis method and system for sewage water quality data based on image processing |
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