KR102074874B1 - Rain Water Pipe Monitering System by Using IoT Sensor and Method thereof - Google Patents

Abstract

The rainwater pipe monitoring system using the IoT sensor of the present invention collects rainwater from a certain region and discharges it into a stream, so that rainwater can be temporarily gathered by concluding rainwater and rainwater, and rainwater waterway that is fastened to a plurality of manholes. And a drainage conduit block configured to transmit polluted rainwater to a sewage treatment plant when the rainwater is polluted and connected to the stream, and a sewage treatment plant connected to the storm drainage block for receiving and purifying contaminated rainwater; It consists of ammonia sensor, TVOC sensor, water level sensor, and temperature sensor installed in each manhole and senses ammonia information, TVOC information, water level information, and temperature information that can be included in rainwater collected in the manhole. IoT sensor unit for transmitting to the management server with the IoT, periodically from the IoT sensor unit Receives sensor information and unique information, and manages the received ammonia information, TVOC information, water level information, and temperature information by matching them to the IoT sensor unit's unique information and manages them into DB.Ammonia information, TVOC information, water level information, and temperature information are reference values. In case of abnormality, it should be provided through the display unit along with the alarm, and the database stores the unique number information of IoT sensors installed in each manhole, the location information of the manhole, and the source information of pollutant that can discharge the pollutant to the corresponding manhole in proximity to each manhole. It is characterized by consisting of a management server that determines the manhole has a pollution by management and estimates the pollutant source adjacent to the manhole as a source of pollution, and the NB-IoT network connecting the IoT sensor unit and the management server to the network.

Description

Rainwater Pipe Monitering System by Using IoT Sensor and Method

The present invention is attached to the manhole connecting the rainwater pipe and rainwater pipe buried underground, and receives the sensor signal to periodically detect and transmit the pollution information, and determines the presence of pollutants based on the received sensor signal and polluted The present invention relates to determining a pollutant source from which pollutant emissions are estimated based on the detected manhole. In general, a plant or a livestock farm that generates pollutants may sneak pollutants into a stream when it rains in order to reduce the cost of pollutant treatment. The present invention provides a method for automatically and automatically monitoring such pollutant emissions. will be.

The prior art related to the present invention is disclosed in Korean Patent Registration No. 10-0522129 (October 18, 2005). 1 is a flow chart of the real-time monitoring of the flow rate and pollution load of the conventional sewage pipe or storm drain. 1, the conventional sewage pipe or storm drain real-time monitoring method of the conventional sewage pipe or drainage pipe before the start of the monitoring operation in step (S41) in the central control system in the sewer basin-related current status data in the database. The relevant status data included in the database construction work include rainfall probability frequency analysis, drainage basin sewer plan, sewer drainage system, population, housing type, species, diameter, pipe length, watershed area, watershed slope, pipe slope, and burial year. This includes watershed impervious surface areas and surface rainfall runoff coefficients. In step S42, a data measurement system for measuring rainfall, flow rate and water quality is made. After building the data measurement system as described above, in step (S43) to measure the rainfall, flow rate and water quality. Rainfall is measured and data is measured by the rainfall measurement system 111, and the flow rate and water quality is collected through the flow sensor and the water quality analyzer that is the field measurement system 112. Next, in step S44, the measured data is collected through the data collection system 12, and then in step S45, the data is transmitted to the central control system 14 through the data transmission system 13. In step (S46), the central control system makes a database of information transmitted in real time and recognizes the occurrence and end points of rainfall based on these data, and generates the flow rate and pollution load caused by the rainfall by using the existing drainage basin status data. Analyzes and evaluates characteristics and provides information about the region.

The real-time monitoring method of the flow rate and pollution load of the sewage pipe or rainwater conduits configured as described above is to measure the flow rate and water quality of the sewage pipe or rainwater drainage and to make a database to analyze the pollution load generation characteristics by providing the time and end point of rainfall occurrence. It is possible to determine the occurrence of the load, but there is a problem that can not provide the location and time of pollution generation. Therefore, the storm pipe monitoring system using the IoT sensor of the present invention and the storm pipe monitoring method using the same according to the present invention to solve the problems of the prior art by matching the pollutant source to put rainwater and contaminated water into each manhole, DB storage and storm water consolidation If you install ammonia sensor, TVOC (total volatile organic compound), water level sensor, and temperature sensor in the manhole and monitor it in real time, you can analyze the sensor information transmitted by the sensor installed in each manhole to determine whether there is a good pollution. The purpose of this study is to provide an estimate of the source of the pollutant discharged from the polluted water based on the manhole in which rainwater has been injected.

Rainwater pipe monitoring system using the present invention IoT sensor having the above object is to collect the rainwater in a certain region to discharge to the river to conclude the stormwater conduit and stormwater conduit, a plurality of manholes to temporarily gather rainwater, and the plurality of Rainwater conduits connected to manholes of the storm drain are discharged into the stream, and if rainwater is contaminated, the rainwater conduit block is configured to transmit the contaminated rainwater to the sewage treatment plant; Ammonia information, TVOC information, water level information, and temperature information, which may be included in rainwater collected in the manhole, consisting of a sewage treatment plant for purifying and discharged, and ammonia sensor, TVOC sensor, water level sensor, and temperature sensor installed in each of the plurality of manholes. To sense and transmit to the management server in real time with the unique number information The sensor unit periodically receives sensor information and unique information from the IoT sensor unit, and matches the received ammonia information, TVOC information, water level information, and temperature information with the IoT sensor unit unique information to make a DB and manage the ammonia information and TVOC information. When the water level information and the temperature information are above the reference value, it is provided through the display unit along with the alarm, and the pollutant source can be discharged to the corresponding manhole in proximity to the manhole and the unique number information of the IoT sensor installed in each manhole NB-IoT that connects the management server and IoT sensor unit and management server to determine the manhole where pollution occurred and estimate and provide the pollutant source adjacent to the manhole as the source of pollution by storing and storing the location information of possible pollutant sources as DB. It is characterized by consisting of a network.

Rainwater pipe monitoring system using the present invention IoT sensor configured as described above and stormwater pipe monitoring method using the same has the effect that can determine the pollution of rainwater through the manhole of rainwater conduit and to determine the pollutant discharged pollutants based on this. . In addition, another effect of the present invention is to send the rainwater to the sewage treatment plant when the rainwater contains contaminants to remove the contaminants, and then put the EM (Effective Micro-organi) into the effluent of the sewage treatment plant to purify the contaminated rainwater. It is effective. In addition, another effect of the present invention is that the contamination is identified in real time, so that the action can be taken immediately.

1 is a flow chart and a real-time monitoring method flow rate of a conventional sewage pipe or storm drain;
2 is an overall configuration diagram of the storm pipe monitoring system using the present invention IoT sensor,
3 is a detailed configuration diagram of a management server applied to the present invention;
FIG. 4 is a view illustrating an exemplary constitution block including a manhole and a pollution source to which the storm conduit is applied to the present invention.
5 is a control flowchart of a storm pipe monitoring method using the present invention IoT sensor.

The storm pipe monitoring system using the IoT sensor of the present invention having the above object and the storm pipe monitoring method using the same will be described below with reference to FIGS. 2 to 5.

2 is an overall configuration diagram of the storm pipe monitoring system using the present invention IoT sensor. In FIG. 2, the rain pipe monitoring system using the IoT sensor of the present invention collects rainwater from a certain region and discharges it into a stream, thereby concluding rainwater and rainwater conduits, so that rainwater is temporarily collected. n) and pollutants (a, b, ... m) causing pollution are connected by sewage conduits, and storm conduits connected to the plurality of manholes are discharged into the stream and polluted in rainwater. In this case, the rainwater conduit block 100 configured to transmit the contaminated rainwater to the sewage treatment plant and the rainwater conduit block are connected to the rainwater conduit block so that the rainwater can be discharged directly to the river if the rainwater is not contaminated. Sewage treatment plant 200 for receiving and purifying and discharging the wastewater may be installed in the wastewater treatment plant 200 and the plurality of manholes. It consists of ammonia sensor, TVOC sensor, water level sensor and temperature sensor, and detects ammonia information, TVOC information, water level information and temperature information which can be included in rainwater collected in the manhole and sends them to the management server in real time with the unique number information. IoT sensor unit 300 and IoT sensor unit periodically receives sensor information and unique information, and the received ammonia information, TVOC information, water level information and temperature information to match the unique information of the IoT sensor unit to be managed by DB If the ammonia information, TVOC information, water level information, and temperature information is above the reference value, it should be provided through the display unit along with the alarm, and the unique number information of the IoT sensor installed in each manhole, the position information of the manhole, and the corresponding manhole in proximity to each manhole By manipulating and storing the location information of pollutant sources that can discharge pollutants into the And a management server 400 and an IoT sensor unit and a management server which estimate pollution sources adjacent to the manholes as sources of pollution and provide pollution information (ammonia information, TVOC information, water level information and temperature information), and source location information through the display unit. It is characterized by consisting of the NB-IoT network 500 to connect to the network. When the sensor information received from the IoT sensor unit exceeds the reference value, the management server generates time information at which the sensor information is received, and transmits the time information in which the rainwater is contaminated to the sewage treatment plant to be installed in the sewage treatment plant. (, Effective Micro-Organisms) It is possible to purify rainwater by operating the input period during rainwater contaminated.

3 is a detailed configuration diagram of a management server applied to the present invention. In FIG. 3, the management server 400 applied to the present invention includes a pollution source DB 410 for storing the location information of the manhole and the location information of the pollution source (factory, livestock farm, etc.) that can supply rainwater to the manhole. Manhole DB 420 installed in each manhole and matching each manhole location information with the unique information of the IoT sensor unit and storing them as DB, and time information of ammonia information, TVOC information, water level information, and temperature information transmitted by the IoT sensor unit. And sensor information DB 430 that stores reference value information of ammonia information, TVOC information, water level information, and temperature information for alarm in case of contamination, and ammonia information, TVOC information, water level information, and temperature information. Control to store the reference value information in the memory, and based on the sensor information transmitted from the IoT sensor unit installed in the manhole and the source DB, manhole DB and sensor information DB in each manhole The Goi determines whether the rainwater is contaminated, and if the rainwater is contaminated, the Goi determines the location information of the manhole, and the transmission / reception module 450 for transmitting and receiving to and from the IoT sensor unit and the control unit 440 for estimating the pollution source based on the manhole. The display unit 460 is configured to display input information and output information.

Figure 4 is an exemplary configuration of the storm drain block containing a manhole and pollutant to which storm drain is applied to the present invention. In FIG. 4, the manholes and pollutants to which the storm water conduits are applied to the present invention are collected in a certain region, and the storm water conduit block 100 for discharge into rivers includes manholes 1 and 2 to which water storms are fastened. , ... n), and all the manholes are interconnected by storm drain, indicating that the pollutants (a, b, ... m) located in the storm drain block can be configured to supply rainwater to any one manhole. It is. For example, plant A is located to supply rainwater to manhole 1, and another pollutant, plant C, is a structure that is connected by storm conduits to supply rainwater to manhole 8. Therefore, it can be estimated that the sensor information transmitted from the IoT sensor unit installed in the manhole 8 is the pollutant discharged from the polluted permanent factory C.

5 is a control flowchart of a storm pipe monitoring method using the present invention IoT sensor. In FIG. 5, the storm pipe monitoring method using the present invention IoT sensor matches each manhole position information of the storm water conduit block and the pollution source configured to supply rainwater to each manhole and store it in the management server (S11). And (S12) transmitting the sensor information to the management server together with the unique information of the IoT sensor unit installed in each manhole, and comparing the received sensor information with the reference value information (S13). Determining the location information of the manhole (S14), determining the location information of the pollution source based on the location information of the manhole (S15), and storing the source information, the sensor information, and the time information by the management server ( S16), the management server provides the contamination alarm through the display unit, and transmits a control signal to the sewage treatment plant (S17), and the sewage treatment plant receiving the control signal is emulsified. And by operating an input to the EM comprising the step (S18) for the waste water to be purified. The sensor information may be ammonia information, TVOC information, water level information, and temperature information. If any one of the ammonia information, TVOC information, water level information, and temperature information is greater than or equal to a reference value, it may be determined that rainwater collected in the manhole is contaminated. It can be. If the sensor information is less than the reference value in step S13 it is determined that the rain is normal and can be discharged immediately to the river. In the case where the manhole is contaminated in the plurality of manholes, a plurality of pollution sources may be determined and provided through the display unit. The information provided through the display unit may be pollutant location information, time information, and sensor information, and the sensor information may include ammonia information and TVOC. Information, water level information and temperature information may be any one.

100: storm water conduit block, 200: sewage treatment plant,
300: IoT sensor unit, 400: management server,
500: NB-IoT Network

Claims (5)

In the storm pipe monitoring system using IoT sensors to monitor the pollutant of the storm conduit block installed in a certain area to identify the pollutant discharged pollutants,
Storm pipe monitoring system using IoT sensor for monitoring the pollution source of the storm pipe block
Collecting rainwater from a certain area and discharging it into a river, and concluding rainwater and stormwater conduits, so that a number of manholes (1, 2,… n) where rainwater temporarily gathers and pollutants (a, b, … M) is connected by sewage conduits, storm water conduits block 100 configured to be connected to the plurality of manholes connected to discharge to the river and to transmit the contaminated rainwater to the sewage treatment plant when the rainwater is contaminated. )and;
A sewage treatment plant 200 connected to the storm conduit block so that rainwater can be discharged directly to the stream when it is not polluted, and when polluted, the polluted rainwater is received and purified and discharged;
A plurality of IoT sensor units 300 consisting of a plurality of sensors installed in each of the plurality of manholes and sensing contamination information which may be included in rainwater collected in the manholes, and transmitting to the management server in real time together with the unique number information;
Periodically receives sensor information and unique information from the IoT sensor unit, and matches the received sensor information to the IoT sensor unit's unique information and manages it as a DB. The database stores and manages the unique number information of IoT sensors installed in the manhole, the location information of the manhole, and the location information of the pollutant that can discharge the pollutant to the manhole in proximity to each manhole. Provides through the display unit by estimating the adjacent pollutant source as the source of pollutant, and is installed in each manhole and the pollutant DB 410 for storing the manhole location information and the pollutant location information that can supply the pollutant to the corresponding manhole, and the location of each manhole. Manhole DB 420 and IoT sensor unit for matching and storing information and unique information of IoT sensor unit into DB Sensor information DB that stores ammonia information, TVOC information, water level information, and reference value information of temperature information for alarm in case of contamination by storing and managing transmitted ammonia information, TVOC information, water level information and temperature information together with time information. (430) and a reference value information of the ammonia information, TVOC information, water level information and temperature information is controlled to be stored in the memory, and sensor information and pollution source DB, manhole DB and sensor information DB transmitted from the IoT sensor unit installed in the manhole Determining whether or not rainwater is contaminated in each manhole based on the determination and if the rainwater is contaminated, the location information of the manhole is determined, and the control unit 440 for estimating the source of contamination based on the manhole and for transmitting and receiving with the IoT sensor unit And a display unit 460 for displaying the transmission / reception module 450 and input information and output information, and sensor information received from the IoT sensor unit. In case of deviation from the reference value, the management server generates time information at which sensor information is received and transmits the time information in which the rainwater is contaminated to a sewage treatment plant so that the EM injector installed in the sewage treatment plant is operated during the rainy time. 400);
And an NB-IoT network 500 that connects the IoT sensor unit and the management server to a network. The storm pipe monitoring system using the IoT sensor for monitoring the pollution source of the storm water conduit block.
The method of claim 1,
The IoT sensor unit 300,
Monitoring pollution sources of storm water conduit blocks, which consists of ammonia sensor, TVOC sensor, water level sensor and temperature sensor and senses and transmits ammonia information, TVOC information, water level information and temperature information which can be included in rainwater collected in the manhole Stormwater monitoring system using IoT sensor to do.
delete In the rain pipe monitoring method using the IoT sensor for monitoring the pollutant in the storm water conduit block installed in a certain area to identify the pollutant discharged pollutant
Stormwater monitoring method using an IoT sensor for monitoring the pollution source of the stormwater storm block
Matching each manhole position information of the storm conduit block with a pollutant connected to storm rain conduits and supplying rainwater to the manhole;
Transmitting the sensor information to the management server together with the unique information of the IoT sensor unit installed in each manhole (S12);
Comparing, by the management server, the received sensor information with reference value information (S13);
If it is above, determining the position information of the manhole (S14);
Determining position information of a pollution source connected to each manhole by storm drain based on the position information of the manhole (S15);
Storing (S16), by the management server, pollution source information, sensor information, and time information;
Providing, by the management server, a pollution alert through the display unit, and transmitting a control signal to the sewage treatment plant (S17);
And a step (S18) of operating the EM injector to receive the control signal to purify the sewage by inputting the EM. Stormwater monitoring method using an IoT sensor for monitoring the pollutant source of storm water block, characterized in that to discharge immediately.
The method of claim 4, wherein
The sensor information,
A storm pipe monitoring method using an IoT sensor for monitoring the pollutant in the storm water conduit block, characterized in that at least one of ammonia information, TVOC information, water level information and temperature information.

Images