CN111077277A - Water pollution online monitoring method and water pollution online monitoring system - Google Patents
Water pollution online monitoring method and water pollution online monitoring system Download PDFInfo
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- CN111077277A CN111077277A CN201911356713.0A CN201911356713A CN111077277A CN 111077277 A CN111077277 A CN 111077277A CN 201911356713 A CN201911356713 A CN 201911356713A CN 111077277 A CN111077277 A CN 111077277A
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- G01—MEASURING; TESTING
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- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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- G01N33/1886—Water using probes, e.g. submersible probes, buoys
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- Y02A20/20—Controlling water pollution; Waste water treatment
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Abstract
The invention discloses a water pollution online monitoring method and a water pollution online monitoring system, which can generate a verification report containing a comparison result according to acquired factory sewage treatment data information and a preset sewage treatment data information comparison result and a preset template, and the water pollution online monitoring mode capable of directly generating the verification report can facilitate a user to evaluate the operation condition of a wastewater treatment facility; and accurately monitors the sewage through a sensor arranged in the sewage treatment tank.
Description
Technical Field
The invention relates to the technical field of water pollution monitoring, in particular to a water pollution online monitoring method and a water pollution online monitoring system.
Background
With the rapid development of economy and urbanization in China, environmental protection plays an increasingly critical role in urban construction, and for a long time, effective supervision means for supervision and management of industrial pollution sources and environmental protection law enforcement are lacked, excessive emission and steal emission phenomena occur occasionally, the environment supervision work task is heavy, the difficulty is high, the pressure is higher, and the acquisition and monitoring of pollution source monitoring information are important basic work for environmental management and are also main means adopted at present. However, the pollution source online monitoring system in the current market only monitors the data discharged from the tail end, and is inconvenient to analyze and compare the wastewater data, combine the key data of the treatment process and verify the treatment process of the factory pollution discharge.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides an online water pollution monitoring method and an online water pollution monitoring system, which can solve the problems.
The technical scheme is as follows: in order to achieve the purpose, the invention discloses an online water pollution monitoring method, which comprises the following steps: comparing the sewage treatment data information of the factory obtained in real time and the key data of the factory pollution discharge treatment process with preset water pollution index data to obtain a comparison result; the method specifically comprises the following steps:
the method comprises the steps of firstly, acquiring sewage treatment data, namely acquiring the sewage treatment data information of a factory and the key data of a factory pollution discharge treatment process in real time;
secondly, sewage treatment data comparison, namely comparing the sewage data information obtained in the first step with preset water pollution index data manually imported to obtain a comparison result;
and thirdly, displaying a monitoring result, and generating a verification report according to a preset template, wherein the verification report comprises the comparison result.
Furthermore, the comparison of the sewage treatment data includes:
importing real-time monitoring data, and comparing the real-time monitoring data with the preset water pollution index data;
and calculating the data deviation between the real-time monitoring data and the preset water pollution index data.
Further, the monitoring result display comprises:
if the data deviation between the real-time monitoring data and the preset water pollution index data is within a preset error range, outputting the verification report;
and if the data deviation between the real-time monitoring data and the preset water pollution index data exceeds an early warning set value, sending abnormal alarm information and outputting the verification report.
The verification report is used for calculating confidence, confidence interval, measured value, true value and relative deviation based on the comparison of automatic data and manual data at the same time; and generating the calculated values for all the pollution data to judge the accuracy of automatic monitoring, and then adjusting hardware according to a reasonably accepted error range. The verification report comprises manual data processing instructions, entry and comparison calculation errors of various water quality monitoring data, process operation parameters and reasonable ranges.
An on-line monitoring system for water pollution: the system comprises an acquisition module, wherein a signal input end of the acquisition module is communicated with a signal output end of factory sewage treatment data; the comparison module is connected with the signal output end of the acquisition module and the signal input end of the comparison module; and the signal output end of the comparison module is connected with the signal input end of the report generation module.
Furthermore, the acquisition module comprises a sensor module, the sensor module is arranged in the sewage treatment tank, the sensor module comprises a detection bottle and a detection probe, the detection bottle and the detection probe can be lifted upwards, the detection probe is inserted into the detection bottle, a sealing structure is arranged at the top of the detection bottle, and the bottleneck of the detection bottle is sealed through the sealing structure.
Furthermore, a protective sleeve is arranged on a cable of the detection probe, a blocking sleeve is arranged at the bottle mouth of the detection bottle, and the bottle mouth of the detection bottle is in threaded engagement with the outer surface wall of the blocking sleeve; the sealing structure is arranged in the lower part of the opening of the detection bottle and comprises a guide bin, a sealing rubber ring is arranged in the guide bin, and a compression spring is arranged between the bottom of the sealing rubber ring and the bottom in the guide bin; the sealing rubber ring is arranged in a telescopic manner along the height direction of the guide bin; the top sealing end surface of the inner side of the sealing rubber ring is arranged in an outward inclined manner, and the bottom of the outer side of the blocking sleeve is an inclined notch matched with the bottom of the outer side of the blocking sleeve; the detection bottle mouth is in threaded engagement with the blocking sleeve from bottom to top, and the sealing end face of the sealing rubber ring is extruded by the compression spring to be arranged in the inclined groove of the blocking sleeve.
Furthermore, the detection bottle comprises a fixed cavity and a detection sample cavity from top to bottom, the detection probe comprises a detection element and a probe arranged below the detection element, the detection element is fixedly arranged in the fixed cavity, and the probe of the detection probe extends into the detection sample cavity; the side wall of the detection sample cavity close to the bottom is provided with a liquid inlet hole communicated with the sewage treatment tank, and the liquid inlet hole is provided with a switch valve.
Furthermore, the water level structure comprises a closed cavity and a piezoresistor arranged in the closed cavity, and the signal output end of the piezoresistor is communicated with the signal input end of the switch valve; the bottom of the closed cavity is communicated with the bottom in the detection sample cavity through a liquid guide pipe; the height of the communication part of the sealing cavity and the liquid guide pipe is the same as the height of the top of the detection sample cavity; and a liquid blocking baffle is arranged at the communication position of the liquid guide pipe and the sealed cavity, and liquid flows along the liquid guide pipe from the detection sample cavity and pushes the liquid blocking baffle to extrude the liquid blocking baffle to the induction end of the piezoresistor.
Has the advantages that: the water pollution online monitoring method and the water pollution online monitoring system can obtain the comparison result according to the acquired sewage treatment data information of a factory and the comparison of the sewage treatment data information, and generate the verification report containing the comparison result according to the preset template, and the water pollution online monitoring mode capable of directly generating the verification report can facilitate the real-time online monitoring of a user on a wastewater treatment facility; and accurately monitors the sewage through a sensor arranged in the sewage treatment tank.
Drawings
FIG. 1 is a flow chart of the water pollution on-line monitoring method provided by the invention.
FIG. 2 is a block diagram of a water pollution online monitoring system according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a sensor of the water pollution online monitoring system provided by the invention;
FIG. 4 is a schematic cross-sectional view of FIG. 3 of the water pollution on-line monitoring system provided by the present invention;
fig. 5 is a partially enlarged schematic structural diagram of fig. 4 of the water pollution online monitoring system provided by the invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The present invention will be further described with reference to the accompanying drawings.
An on-line monitoring method for water pollution as shown in attached figures 1-5: comparing the sewage treatment data information of the factory obtained in real time and the key data of the factory pollution discharge treatment process with preset water pollution index data to obtain a comparison result; the method specifically comprises the following steps: the method comprises the steps of firstly, acquiring sewage treatment data, namely acquiring the sewage treatment data information of a factory and the key data of a factory pollution discharge treatment process in real time; secondly, sewage treatment data comparison, namely comparing the sewage data information obtained in the first step with preset water pollution index data manually imported to obtain a comparison result; simultaneously the contrast of sewage treatment data includes: recording real-time monitoring data, and comparing the real-time monitoring data with the preset water pollution index data; and calculating the data deviation between the real-time monitoring data and the preset water pollution index data. Thirdly, displaying a monitoring result, and generating a verification report according to a preset template, wherein the verification report comprises the comparison result; if the data deviation between the real-time monitoring data and the preset water pollution index data is within a preset error range, outputting the verification report; and if the data deviation between the real-time monitoring data and the preset water pollution index data exceeds an early warning set value, sending abnormal alarm information and outputting the verification report.
By the online water pollution monitoring method, the comparison result can be obtained according to the acquired sewage data information of the factory and the comparison of the sewage data information, and the verification report containing the comparison result is generated according to the preset template.
An on-line monitoring system for water pollution: the system comprises an acquisition module, wherein a signal input end of the acquisition module is communicated with a signal output end of factory sewage treatment data; the comparison module is connected with the signal output end of the acquisition module and the signal input end of the comparison module; and the signal output end of the comparison module is connected with the signal input end of the report generation module.
The acquisition module is including the sensor module, the sensor module sets up in sewage treatment pond, the sensor module is including the measuring bottle 1 and the measuring probe 2 that can upwards lift up, measuring probe 2 inserts and sets up in measuring bottle 1, the top that detects bottle 1 is provided with seal structure, through seal structure seals the setting to measuring bottle 1 bottleneck, avoids sewage to get into the detecting element who soaks measuring probe from measuring bottle bottleneck.
A protective sleeve 3 is arranged on a cable of the detection probe 2, a blocking sleeve 31 is arranged at the bottle mouth of the detection bottle 1 on the protective sleeve 3, and the bottle mouth of the detection bottle 1 is engaged with the outer surface wall of the blocking sleeve 31 in a threaded manner; the sealing structure is arranged in the lower part of the opening of the detection bottle 1 and comprises a guide bin 41, a sealing rubber ring 42 is arranged in the guide bin 41, and a compression spring 43 is arranged between the bottom of the sealing rubber ring 42 and the bottom in the guide bin 41; the sealing rubber ring 42 is arranged in a telescopic manner along the height direction of the guide bin 41; the top sealing end surface of the inner side of the sealing rubber ring 42 is arranged in an outward inclined manner, and the bottom of the outer side of the blocking sleeve 31 is an inclined notch matched with the bottom; detect 1 bottleneck from up screw-thread engagement down at stifled cover 31, the sealed terminal surface of sealing rubber ring 42 is extruded by compression spring 43 and is set up in stifled cover 31 inclined groove mouth to also make sealing rubber ring 42's sealed effect better when making the sealed simple of detecting 1 bottleneck.
The detection bottle 1 comprises a fixed cavity 11 and a detection sample cavity 12 from top to bottom, the detection probe 2 comprises a detection element 21 and a probe 22 arranged below the detection element 21, the detection element 21 is fixedly arranged in the fixed cavity 11, and the probe 22 of the detection probe 2 extends into the detection sample cavity 12; it is provided with the feed liquor hole 121 with sewage treatment pond intercommunication on the lateral wall that detection appearance chamber 12 is close to the bottom, be provided with switch valve on the feed liquor hole 121, detect appearance chamber 12 in through feed liquor hole 121 by supreme feed liquor gradually down to can prevent that detecting element 21 from being soaked the damage.
The water level structure comprises a closed cavity 51 and a piezoresistor 52 arranged in the closed cavity 51, wherein the signal output end of the piezoresistor 52 is communicated with the signal input end of the switch valve; the bottom of the closed cavity 51 is communicated with the bottom in the detection sample cavity 12 through a liquid guide pipe 53; the height of the communication part of the sealing cavity 51 and the liquid guide pipe 53 is the same as the height of the top of the detection sample cavity 12; detect the actual liquid level height in appearance chamber like this and the height in the drain pipe is the same, when sewage enters into gradually detecting appearance chamber, liquid rises gradually at catheter 53, catheter 53 is provided with liquid baffle 54 with airtight chamber 51 intercommunication department, and liquid promotes and hinders liquid baffle 54 extrusion at piezo-resistor 52's response end, and piezo-resistor 52 signals of telecommunication like this gives the ooff valve, and the ooff valve is closed, detects appearance chamber 12 and stops into water to it can not soak detection element 21 in fixed chamber 11 to have ensured the sewage that detects in appearance chamber 12.
The operation of the on-line water pollution monitoring system provided by the present embodiment is described in detail with reference to fig. 2.
The water pollution on-line monitoring system that this embodiment provided can carry out the hardware configuration that corresponds according to the data that need monitor, and the automated inspection through hardware uploads the water pollution on-line monitoring system with data in real time, and the water pollution on-line monitoring system that the embodiment provided all types to the data of environmental type, and the user only need correspond the detection instrument of installation needs can.
For data transmitted by hardware, the water pollution online monitoring system can be used for overview through an operation cabin.
The abnormal times and the current state of the detected past data of the factory can be clearly observed in an operation cabin of the water pollution online monitoring system, and the recorded data is subjected to drawing comparison analysis. The operation cabin is a system interface for displaying the current real-time monitoring state of an enterprise, the image contrast of monitoring data, a factory and the area where each discharge port is located. The real-time monitoring comprises real-time listing and map monitoring, wherein the real-time listing is used for monitoring the real-time emission condition and the networking condition of all pollutants in a centralized manner, synchronously acquiring pollution emission data and checking the data change trend, so that the current pollution emission situation can be mastered quickly, and meanwhile, the video access is supported, so that equipment problems can be found conveniently at the first time; the map monitoring is to visually display the spatial position distribution of the pollution discharge port and the real-time pollutant discharge data through an electronic map. Historical data query can realize query and charting comparison of historical data.
It should be noted that the historical data query is to query historical pollutant emission data including hour data, day data, standard exceeding data and original data according to data types and time periods, and a user can configure monitoring factors to be displayed in the background, so that the simplicity of operation is realized.
The query result can be exported to be an Excel file, and the historical change trend of multiple factors of a single site can be displayed through a curve; the alarm management is to give an alarm in time when the conditions of data exceeding standard, equipment disconnection, equipment fault, constant value and the like occur at the discharge port; the report center is used for inquiring daily reports, monthly reports, quarterly reports and annual reports according to time, report printing and exporting are supported, and the inquiry result can be exported into formats of Pdf, Excel, Word and Image; the basic information comprises enterprise management, wastewater discharge, monitoring factors, monitoring factor groups, function factor groups, equipment management, DVR management and code table management; the numerical calculation is to calculate the pollutant removal rate of the data of the inlet and the outlet, so that whether the pollution reduction reaches the standard or not can be conveniently known.
Verification reports between hardware auto-monitoring and manual monitoring data at the laboratory can be automatically generated for the entered data.
Automatic monitoring compares in the manual measurement in laboratory and has certain error, and this has had certain requirement to the instrument accuracy under the condition of automatic monitoring, and the laboratory data that the water pollution on-line monitoring system accessible manual entry provided of this embodiment compares with the data that automatic monitoring equipment uploaded in real time and calculates, and whether qualified verification report of automatic generation accuracy.
Wherein the verification report is based on the comparison of automatic data and manual data at the same time to calculate confidence, confidence interval, measured value, true value, uncertainty and relative deviation; and generating the calculated values for all the pollution data to judge the accuracy of automatic monitoring, and then adjusting hardware according to a reasonably accepted error range. The verification report comprises manual data processing instructions, entry and comparison calculation errors of various water quality monitoring data, process operation parameters and reasonable ranges.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (9)
1. An on-line monitoring method for water pollution is characterized in that: comparing the sewage treatment data information of the factory obtained in real time and the key data of the factory pollution discharge treatment process with preset water pollution index data to obtain a comparison result; the method specifically comprises the following steps:
the method comprises the steps of firstly, acquiring sewage treatment data, namely acquiring the sewage treatment data information of a factory and the key data of a factory pollution discharge treatment process in real time;
secondly, sewage treatment data comparison, namely comparing the sewage data information obtained in the first step with preset water pollution index data manually imported to obtain a comparison result;
and thirdly, displaying a monitoring result, and generating a verification report according to a preset template, wherein the verification report comprises the comparison result.
2. The water pollution online monitoring method according to claim 1, characterized in that: the comparison of the sewage treatment data comprises:
importing real-time monitoring data, and comparing the real-time monitoring data with the preset water pollution index data;
and calculating the data deviation between the real-time monitoring data and the preset water pollution index data.
3. The water pollution online monitoring method according to claim 2, characterized in that: and the monitoring result display comprises the following steps:
if the data deviation between the real-time monitoring data and the preset water pollution index data is within a preset error range, outputting the verification report;
and if the data deviation between the real-time monitoring data and the preset water pollution index data exceeds an early warning set value, sending abnormal alarm information and outputting the verification report.
4. The water pollution online monitoring method according to claim 3, characterized in that: the verification report is used for calculating confidence, confidence interval, measured value, true value and relative deviation based on the comparison of automatic data and manual data at the same time; generating the calculated values for all the pollution data to judge the accuracy of automatic monitoring, and then adjusting hardware according to a reasonably accepted error range; the verification report comprises manual data processing instructions, entry and comparison calculation errors of various water quality monitoring data, process operation parameters and reasonable ranges.
5. An on-line monitoring system for water pollution, according to any one of claims 1 to 4, characterized in that: the system comprises an acquisition module, wherein a signal input end of the acquisition module is communicated with a signal output end of factory sewage treatment data; the comparison module is connected with the signal output end of the acquisition module and the signal input end of the comparison module; and the signal output end of the comparison module is connected with the signal input end of the report generation module.
6. The water pollution online monitoring system according to claim 5, characterized in that: the acquisition module comprises a sensor module, the sensor module is arranged in a sewage treatment tank, the sensor module comprises a detection bottle (1) and a detection probe (2) which can be lifted upwards, the detection probe (2) is inserted into the detection bottle (1), the top of the detection bottle (1) is provided with a sealing structure, and the bottleneck of the detection bottle (1) is sealed by the sealing structure.
7. The water pollution online monitoring system according to claim 6, characterized in that: a cable of the detection probe (2) is provided with a protective sleeve (3), the protective sleeve (3) is provided with a blocking sleeve (31) at the bottle mouth of the detection bottle (1), and the bottle mouth of the detection bottle (1) is engaged with the outer surface wall of the blocking sleeve (31) in a threaded manner; the sealing structure is arranged in the lower portion of the opening of the detection bottle (1), the sealing structure comprises a guide bin (41), a sealing rubber ring (42) is arranged in the guide bin (41), and a compression spring (43) is arranged between the bottom of the sealing rubber ring (42) and the bottom in the guide bin (41); the sealing rubber ring (42) is arranged in a telescopic manner along the height direction of the guide bin (41); the top sealing end surface of the inner side of the sealing rubber ring (42) is arranged in an outward inclined way, and the bottom of the outer side of the blocking sleeve (31) is an inclined notch matched with the blocking sleeve; the bottle mouth of the detection bottle (1) is in threaded engagement with the blocking sleeve (31) from bottom to top, and the sealing end face of the sealing rubber ring (42) is extruded by the compression spring (43) to be arranged in the inclined notch of the blocking sleeve (31).
8. The water pollution online monitoring system according to claim 7, characterized in that: the detection bottle (1) comprises a fixed cavity (11) and a detection sample cavity (12) from top to bottom, the detection probe (2) comprises a detection element (21) and a probe (22) arranged below the detection element (21), the detection element (21) is fixedly arranged in the fixed cavity (11), and the probe (22) of the detection probe (2) extends into the detection sample cavity (12); the side wall of the detection sample cavity (12) close to the bottom is provided with a liquid inlet hole (121) communicated with the sewage treatment tank, and the liquid inlet hole (121) is provided with a switch valve.
9. The water pollution online monitoring system according to claim 8, characterized in that: the water level structure comprises a closed cavity (51) and a piezoresistor (52) arranged in the closed cavity (51), wherein the signal output end of the piezoresistor (52) is communicated with the signal input end of the switch valve; the bottom of the closed cavity (51) is communicated with the inner bottom of the detection sample cavity (12) through a liquid guide pipe (53); the height of the communication part of the sealing cavity (51) and the liquid guide pipe (53) is the same as the height of the top of the detection sample cavity (12); a liquid blocking baffle (54) is arranged at the communication position of the liquid guide pipe (53) and the closed cavity (51), and liquid flows along the liquid guide pipe (53) from the detection sample cavity (12) and pushes the liquid blocking baffle (54) to extrude the sensing end of the piezoresistor (52).
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| CN117009771A (en) * | 2023-09-26 | 2023-11-07 | 中国环境科学研究院 | Water pollution degree detection method and system suitable for park city |
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