CN113155197A - Intelligent water Internet of things system - Google Patents
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- CN113155197A CN113155197A CN202110494737.3A CN202110494737A CN113155197A CN 113155197 A CN113155197 A CN 113155197A CN 202110494737 A CN202110494737 A CN 202110494737A CN 113155197 A CN113155197 A CN 113155197A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 260
- 238000012544 monitoring process Methods 0.000 claims abstract description 66
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 238000012216 screening Methods 0.000 claims abstract description 14
- 230000002159 abnormal effect Effects 0.000 claims abstract description 10
- 239000010797 grey water Substances 0.000 claims description 10
- 229910001385 heavy metal Inorganic materials 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 6
- 238000004364 calculation method Methods 0.000 claims description 5
- 150000002500 ions Chemical class 0.000 claims description 3
- 238000012549 training Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000003911 water pollution Methods 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 238000001914 filtration Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
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Abstract
The invention discloses an intelligent Internet of things system, which comprises a driven sensing unit, a master sensing unit and a slave sensing unit, wherein the driven sensing unit is used for acquiring water quality data of each sub-monitoring range and transmitting the acquired water quality data to the master sensing unit; the water level monitoring unit is used for monitoring the water level in each sub-monitoring range; the active sensing unit is used for receiving the water quality data and the water level height data collected by the driven sensing unit and the water level monitoring unit, screening the water quality data and transmitting the screened water quality data and the collected water level height data to the computer terminal; the computer terminal is used for receiving the screened water quality data and the collected water level height data which are transmitted by the active sensing unit, and pushing and predicting the data of the next day when the data are abnormal; and the power supply unit is used for providing electric energy for the active sensing unit and the computer terminal. Has the advantages that: the calculated pressure is reduced, the transmission cost is reduced, and the water quality information of the water area can be timely and accurately obtained.
Description
Technical Field
The invention relates to the technical field of water quality detection, in particular to an intelligent water Internet of things system.
Background
The current water pollution phenomenon is serious, the accidents of environmental water pollution brought by the industrialized society emerge endlessly, and the simple collection of samples and the laboratory analysis can not adapt to the requirements of people on environmental monitoring.
The water quality monitoring system in the prior art usually adopts a mode of an edge sensor-a central computer, for example, Chinese patent No. CN106560712B, and discloses a river water quality monitoring and early warning system and method, which comprises a floater, wherein a dissolved oxygen sensor, a temperature sensor, a pH value sensor, an ammonia nitrogen sensor, a phosphate sensor and a turbidity sensor are arranged on the floater, the floater comprises a shell, a processor, a wireless transmitter, a memory, a GPS (global positioning system) locator, a guide motor and 3 power motors which are arranged in the shell, and a guide block and 3 propellers which are arranged at the lower part of the shell, so that the water quality monitoring system has the characteristics of high detection sensitivity and good accuracy. However, the central computer of such a system is computationally intensive and costly to transmit.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Aiming at the problems in the related art, the invention provides an intelligent water Internet of things system to overcome the technical problems in the prior related art.
Therefore, the invention adopts the following specific technical scheme:
an intelligent water Internet of things system comprises a driven sensing unit, a water level monitoring unit, a driving sensing unit, a computer terminal and a power supply unit;
the driven sensing unit is used for acquiring water quality data of each sub-monitoring range and transmitting the acquired water quality data to the active sensing unit;
the water level monitoring unit is used for monitoring the water level in each sub-monitoring range;
the active sensing unit is used for receiving the water quality data and the water level height data collected by the driven sensing unit and the water level monitoring unit, screening the water quality data, and transmitting the screened water quality data and the collected water level height data to the computer terminal;
the computer terminal is used for receiving the screened water quality data and the collected water level height data which are transmitted by the active sensing unit, and pushing and predicting the data of the next day when the data are abnormal;
the power supply unit is used for providing electric energy for the active sensing unit and the computer terminal.
Furthermore, the driven sensing unit comprises a driven sensor, a battery, an energy-saving module and a first information transmission module.
Further, the driven sensor is used for collecting water quality data of each sub-monitoring range;
the battery is used for supplying power to the driven sensor, the energy-saving module and the first information transmission module;
the energy-saving module is used for reducing the data transmission times of the driven sensor to the active sensing unit in unit time when the water quality data acquired by the driven sensor are all normal within a preset day range, and increasing the data transmission times of the driven sensor to the active sensing unit in unit time if the absolute value of the difference between the numerical value of the acquired water quality data and the numerical value of the normal water quality data is higher than a set threshold value;
the first information transmission module is used for transmitting the water quality data collected by the driven sensor to the active sensing unit.
Further, the driven sensor comprises a pH sensor, a turbidity sensor, a temperature sensor and a heavy metal sensor;
the pH sensor is used for monitoring the pH in N sub-monitoring ranges of a water area;
the turbidity sensor is used for monitoring the contents of suspended substances and colloidal substances in N sub-monitoring ranges of a water area;
the temperature sensor is used for monitoring the temperature in N sub-monitoring ranges of the water area;
the heavy metal sensor is used for monitoring the content of heavy metal ions in N sub-monitoring ranges of a water area.
Furthermore, the water level monitoring unit comprises an ultrasonic ranging module, a moving module, a water level calculating module and a second information transmission module.
Further, the ultrasonic ranging module is used for transmitting ultrasonic waves to the water surface and detecting the height of the water surface through reflection of the ultrasonic waves to obtain a group of water level height data;
the moving module is used for horizontally moving the ultrasonic ranging module to enable the ultrasonic ranging module to detect the height of the water surface at different horizontal positions to obtain N groups of water level height data;
the water level calculation module is used for calculating N groups of water level data detected by the ultrasonic ranging module at different positions in the horizontal direction to obtain accurate water level height data;
the second information transmission module is used for transmitting the calculated accurate water level height data to the active sensing unit.
Furthermore, the active sensing unit comprises a data receiving module, a data screening module and a wireless sending module.
Further, the data receiving module is used for receiving the water quality data and the water level height data collected by the driven sensing unit and the water level monitoring unit;
the data screening module is used for removing a group of water quality data with the same value when the time range exceeds a preset time range and the values of the received group of water quality data are the same;
and the wireless sending module is used for transmitting the water quality data screened by the data screening module and the collected water level height data to the computer terminal.
Furthermore, the computer terminal comprises a wireless receiving module, a display module, a water quality pollution exceeding pushing module, an alarm module and a GM grey water quality prediction module.
Further, the wireless receiving module is used for receiving the screened water quality data and the collected water level height data which are transmitted by the active sensing unit;
the display module is used for displaying the screened water quality data and the collected water level height data;
the water quality pollution standard exceeding pushing module is used for pushing information to the display module when the screened water quality data and the collected water level height data are abnormal;
the alarm module is used for alarming when the abnormal data pushed by the water quality pollution exceeding pushing module is not processed by people within the preset time;
the GM grey water quality prediction module is used for predicting water quality data and water level height data of the next day according to the water quality data and the water level height data of the previous year through a GM grey prediction model;
the acquisition module is used for acquiring water quality data and water level height data of the past year in the database;
the model building module is used for training a GM grey prediction model through the water quality data and the water level height data of the previous year and predicting the water quality data and the water level height data;
the input module is used for inputting the water quality data and the water level height data of the previous year to the GM grey prediction model;
and the output module is used for outputting the water quality data and the water level height data obtained by prediction to the display module.
The invention has the beneficial effects that:
(1) according to the invention, the computer terminal is matched with the driven sensing unit and the active sensing unit for use, the active sensing unit receives the water quality information of the driven sensor, and simultaneously carries out screening pretreatment and sends the information to the computer terminal, so that the calculation pressure of the computer terminal is reduced, and the transmission cost is reduced; through setting up energy-conserving module to can improve driven sensor's work duration, can prolong the cycle that driven sensor changed the battery.
(2) The invention can accurately monitor the water level height of the water area by arranging the ultrasonic ranging module, the moving module and the water level calculating module, and can timely take counter measures when the water level is overhigh and threatens flood.
(3) According to the invention, the water quality pollution exceeding pushing module is arranged, so that the water quality pollution condition can be known in time, and the water quality pollution can be treated and investigated; and the GM grey water quality prediction module is arranged, so that the water quality data and the water level height data of the monitored water area can be predicted, and the management and flood control of the water area are facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a block diagram of an intelligent water internet of things system according to an embodiment of the invention;
FIG. 2 is a block diagram of a slave sensor of an intelligent water Internet of things system according to an embodiment of the invention;
fig. 3 is a block diagram of a GM gray predictive water quality module of an intelligent water internet of things system, according to an embodiment of the invention.
In the figure:
1. a driven sensing unit; 101. a driven sensor; 10101. a pH sensor; 10102. a turbidity sensor; 10103. a temperature sensor; 10104. a heavy metal sensor; 102. a battery; 103. an energy-saving module; 104. a first information transmission module; 2. a water level monitoring unit; 201. an ultrasonic ranging module; 202. a moving module; 203. a water level calculation module; 204. a second information transmission module; 3. an active sensing unit; 301. a data receiving module; 302. a data screening module; 303. a wireless transmission module; 4. a computer terminal; 401. a wireless receiving module; 402. a display module; 403. a water quality pollution standard exceeding pushing module; 404. an alarm module; 405. a GM grey water quality prediction module; 40501. an acquisition module; 40502. a model building module; 40503. an input module; 40504. an output module; 5. a power supply unit.
Detailed Description
For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the invention, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.
According to an embodiment of the invention, an intelligent water Internet of things system is provided.
The invention will be further described with reference to the accompanying drawings and specific embodiments, as shown in fig. 1 to 3, an intelligent water internet of things system according to an embodiment of the invention includes a driven sensing unit 1, a water level monitoring unit 2, a driving sensing unit 3, a computer terminal 4 and a power supply unit 5, wherein the driven sensing unit 1 is used for acquiring water quality data of each sub-monitoring range and transmitting the acquired water quality data to the driving sensing unit 3; the water level monitoring unit 2 is used for monitoring the water level in each sub-monitoring range; the active sensing unit 3 is configured to receive the water quality data and the water level height data collected by the driven sensing unit 1 and the water level monitoring unit 2, screen the water quality data, and transmit the screened water quality data and the collected water level height data to the computer terminal 4; the computer terminal 4 is used for receiving the screened water quality data and the collected water level height data which are transmitted by the active sensing unit 3, and pushing and predicting the data of the next day when the data are abnormal; and the power supply unit 5 is used for providing electric energy for the active sensing unit 3 and the computer terminal 4. The active sensing unit 3 needs to be equipped with a high-power transmitting antenna, and in order to maintain the sensing network to operate uninterruptedly for a long time without replacing the battery, the way that the active sensing unit 3 solely depends on the battery power supply is not feasible, and an advanced power supply technology must be equipped at the same time. For example, solar panels or water flow power generation are adopted to supply power, and if conditions allow, direct power supply of the active sensor by using an underwater cable can be considered.
In one embodiment, the slave sensing unit 1 includes a slave sensor 101, a battery 102, an energy saving module 103, and a first information transmitting module 104.
In one embodiment, the driven sensor 101 is configured to collect water quality data of each sub-monitoring range; the battery 102 is used for supplying power to the driven sensor 101, the energy-saving module 103 and the first information transmission module 104, the driven sensor 101 has simple functions and operates with low power consumption, and generally only depends on the battery for power supply, so that a high-efficiency high-capacity battery is preliminarily designed to be capable of operating for 1-2 years for a driven sensor, the driven sensor has a redundancy distribution design, the continuous operation of the whole water information monitoring system is not influenced even if the battery of a certain driven sensor 101 is exhausted, and the time for replacing the battery can be provided for working personnel; the energy-saving module 103 is configured to reduce the number of data transmission from the driven sensor 101 to the active sensing unit 3 within a unit time when the water quality data acquired by the driven sensor 101 is normal within a preset number of days, and increase the number of data transmission from the driven sensor 101 to the active sensing unit 3 within a unit time if an absolute value of a difference between a value of the acquired water quality data and a value of the normal water quality data is higher than a set threshold; the first information transmission module 104 is configured to transmit the water quality data collected by the driven sensor 101 to the active sensing unit 3.
In one embodiment, the driven sensors 101 include a pH sensor 10101, a turbidity sensor 10102, a temperature sensor 10103, and a heavy metal sensor 10104;
in order to increase the richness of water quality information of a water area, an ammonia nitrogen sensor, a phosphate sensor, a dissolved oxygen sensor and the like can be added.
The pH sensor 10101 is used for monitoring the pH in N sub-monitoring ranges of the water area;
the turbidity sensor 10102 is used for monitoring the contents of suspended substances and colloidal substances in N sub-monitoring ranges of a water area;
the temperature sensor 10103 is used for monitoring the temperature in N sub-monitoring ranges of the water area;
and the heavy metal sensor 10104 is used for monitoring the content of heavy metal ions in N sub-monitoring ranges of the water area.
In one embodiment, the water level monitoring unit 2 includes an ultrasonic ranging module 201, a moving module 202, a water level calculating module 203, and a second information transmitting module 204.
In one embodiment, the ultrasonic ranging module 201 is configured to transmit ultrasonic waves to the water surface, and detect the height of the water surface through reflection of the ultrasonic waves, so as to obtain a set of water level height data; the moving module 202 is configured to horizontally move the ultrasonic ranging module 201, so that the ultrasonic ranging module 201 detects the height of the water surface at different horizontal positions to obtain N groups of water level height data; the water level calculation module 203 is configured to calculate N groups of water level data detected by the ultrasonic ranging module 201 at different positions in the horizontal direction to obtain accurate water level height data; the second information transmission module 204 is configured to transmit the calculated accurate water level height data to the active sensing unit 3.
In one embodiment, the active sensing unit 3 includes a data receiving module 301, a data filtering module 302, and a wireless transmitting module 303.
In one embodiment, the data receiving module 301 is configured to receive water quality data and water level height data collected by the driven sensing unit 1 and the water level monitoring unit 2; the data screening module 302 is configured to, when the time range exceeds a preset time range and the received water quality data sets have the same numerical value, reject the water quality data set having the same numerical value; the wireless sending module 303 is configured to send the water quality data screened by the data screening module 302 and the collected water level height data to the computer terminal 4.
In one embodiment, the computer terminal 4 comprises a wireless receiving module 401, a display module 402, a water pollution exceeding pushing module 403, an alarm module 404 and a GM gray water quality prediction module 405.
In one embodiment, the wireless receiving module 401 is configured to receive the screened water quality data and the collected water level height data that are transmitted by the active sensing unit 3;
the display module 402 is configured to display the screened water quality data and the collected water level height data;
the water quality pollution standard exceeding pushing module 403 is configured to push information to the display module 402 when the screened water quality data and the collected water level height data are abnormal;
the alarm module 404 is configured to alarm when no person handles the abnormal data pushed by the water quality pollution exceeding pushing module 403 within a preset time;
the GM gray water quality prediction module 405 is configured to predict water quality data and water level height data of the next day according to the water quality data and the water level height data of the previous year through a GM gray prediction model;
the GM gray water quality prediction module 405 includes an obtaining module 40501, a model building module 40502, an input module 40503, and an output module 40504;
the acquiring module 40501 is used for acquiring the water quality data and the water level height data of the past year in the database;
the model construction module 40502 is used for training a GM grey prediction model through the water quality data and the water level height data of the previous year and predicting the water quality data and the water level height data;
the input module 40503 is configured to input the water quality data and the water level height data of the previous year to the GM gray prediction model;
the output module 40504 is configured to output the predicted water quality data and the predicted water level height data to the display module 402.
For the convenience of understanding the above technical solution of the present invention, the GM gray prediction model of the present invention will be described below.
The basic idea of the GM grey prediction model is to use the original data to form an original sequence (0), and generate a sequence (1) by an accumulation generation method, which can weaken the randomness of the original data and make the original data present a more obvious characteristic rule. And establishing a differential equation type model, namely a GM model for the sequence (1) after transformation is generated.
In conclusion, the computer terminal is matched with the driven sensing unit and the active sensing unit, the active sensing unit receives the water quality information of the driven sensor, performs screening pretreatment at the same time, and sends the information to the computer terminal, so that the computing pressure of the computer terminal is reduced, and the transmission cost is reduced; through setting up energy-conserving module to can improve driven sensor's work duration, can prolong the cycle that driven sensor changed the battery. The invention can accurately monitor the water level height of the water area by arranging the ultrasonic ranging module, the moving module and the water level calculating module, and can timely take counter measures when the water level is overhigh and threatens flood. According to the invention, the water quality pollution exceeding pushing module is arranged, so that the water quality pollution condition can be known in time, and the water quality pollution can be treated and investigated; and the GM grey water quality prediction module is arranged, so that the water quality data and the water level height data of the monitored water area can be predicted, and the management and flood control of the water area are facilitated.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. An intelligent water Internet of things system is used for monitoring water information in a plurality of sub-monitoring ranges in an integral monitoring range and is characterized by comprising a driven sensing unit (1), a water level monitoring unit (2), a driving sensing unit (3), a computer terminal (4) and a power supply unit (5);
the driven sensing unit (1) is used for acquiring water quality data of each sub-monitoring range and transmitting the acquired water quality data to the active sensing unit (3);
the water level monitoring unit (2) is used for monitoring the water level in each sub-monitoring range;
the active sensing unit (3) is used for receiving the water quality data and the water level height data collected by the driven sensing unit (1) and the water level monitoring unit (2), screening the water quality data, and transmitting the screened water quality data and the collected water level height data to the computer terminal (4);
the computer terminal (4) is used for receiving the screened water quality data and the collected water level height data which are transmitted by the active sensing unit (3), and pushing and predicting the data of the next day when the data are abnormal;
the power supply unit (5) is used for providing electric energy for the water level monitoring unit (2), the active sensing unit (3) and the computer terminal (4).
2. The intelligent water Internet of things system according to claim 1, wherein the driven sensing unit (1) comprises a driven sensor (101), a battery (102), an energy-saving module (103) and a first information transmission module (104).
3. The intelligent Internet of things system as claimed in claim 2, wherein the driven sensor (101) is used for collecting water quality data of each sub-monitoring range;
the battery (102) is used for supplying power to the driven sensor (101), the energy-saving module (103) and the first information transmission module (104);
the energy-saving module (103) is used for reducing the number of data transmission from the driven sensor (101) to the active sensing unit (3) in unit time when the water quality data acquired by the driven sensor (101) are all normal within a preset number of days, and increasing the number of data transmission from the driven sensor (101) to the active sensing unit (3) in unit time if the absolute value of the difference between the value of the acquired water quality data and the value of the normal water quality data is higher than a set threshold value;
the first information transmission module (104) is used for transmitting the water quality data collected by the driven sensor (101) to the active sensing unit (3).
4. The smart water internet of things system of claim 3, wherein the driven sensor (101) comprises a pH sensor (10101), a turbidity sensor (10102), a temperature sensor (10103) and a heavy metal sensor (10104);
wherein the pH sensor (10101) is used for monitoring the pH in N sub-monitoring ranges of a water area;
the turbidity sensor (10102) is used for monitoring the contents of suspended substances and colloidal substances in N sub-monitoring ranges of a water area;
the temperature sensor (10103) is used for monitoring the temperature in N sub-monitoring ranges of the water area;
the heavy metal sensor (10104) is used for monitoring the content of heavy metal ions in N sub-monitoring ranges of a water area.
5. The intelligent water Internet of things system according to claim 1, wherein the water level monitoring unit (2) comprises an ultrasonic distance measuring module (201), a moving module (202), a water level calculating module (203) and a second information transmission module (204).
6. The intelligent water Internet of things system as claimed in claim 5, wherein the ultrasonic distance measuring module (201) is used for transmitting ultrasonic waves to the water surface and detecting the height of the water surface through reflection of the ultrasonic waves to obtain a set of water level height data;
the moving module (202) is used for horizontally moving the ultrasonic ranging module (201) to enable the ultrasonic ranging module (201) to detect the height of the water surface at different horizontal positions to obtain N groups of water level height data;
the water level calculation module (203) is used for calculating N groups of water level data detected by the ultrasonic ranging module (201) at different positions in the horizontal direction to obtain accurate water level height data;
the second information transmission module (204) is used for transmitting the calculated accurate water level height data to the active sensing unit (3).
7. The intelligent water Internet of things system as claimed in claim 1, wherein the active sensing unit (3) comprises a data receiving module (301), a data screening module (302) and a wireless transmitting module (303);
the data receiving module (301) is used for receiving water quality data and water level height data collected by the driven sensing unit (1) and the water level monitoring unit (2);
the data screening module (302) is used for removing a group of water quality data with the same value when the time range exceeds a preset time range and the values of the received group of water quality data are the same;
the wireless sending module (303) is used for transmitting the water quality data screened by the data screening module (302) and the collected water level height data to the computer terminal (4).
8. The intelligent water Internet of things system according to claim 1, wherein the computer terminal (4) comprises a wireless receiving module (401), a display module (402), a water quality pollution standard exceeding pushing module (403), an alarm module (404) and a GM grey water quality prediction module (405).
9. The intelligent water Internet of things system according to claim 8, wherein the wireless receiving module (401) is used for receiving the screened water quality data and the collected water level height data which are transmitted by the active sensing unit (3);
the display module (402) is used for displaying the screened water quality data and the collected water level height data;
the water quality pollution standard exceeding pushing module (403) is used for pushing information to the display module (402) when the screened water quality data and the collected water level height data are abnormal;
the alarm module (404) is used for alarming when the abnormal data pushed by the water quality pollution exceeding pushing module (403) is not processed by people within the preset time;
and the GM grey water quality prediction module (405) is used for predicting water quality data and water level height data of the next day according to the water quality data and the water level height data of the previous year through the GM grey prediction model.
10. The intelligent water internet of things system of claim 9, wherein the GM gray prediction water quality module (405) comprises an acquisition module (40501), a model construction module (40502), an input module (40503), and an output module (40504);
the acquisition module (40501) is used for acquiring the water quality data and the water level height data of the past year in the database;
the model building module (40502) is used for training a GM grey prediction model through the water quality data and the water level height data of the previous year and predicting the water quality data and the water level height data;
the input module (40503) is used for inputting the water quality data and the water level height data of the previous year to the GM grey prediction model;
the output module (40504) is used for outputting the predicted water quality data and the water level height data to the display module (402).
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