CN117865373A - Rainwater quality monitoring and utilizing system - Google Patents
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- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
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Abstract
The invention provides a rainwater quality monitoring and utilizing system, wherein a first water quality detector is used for detecting rainwater collected by a first collecting device and obtaining first water quality information; the second water quality detector is used for detecting the rainwater collected by the second collecting device and obtaining second water quality information; the control module is used for controlling the corresponding electromagnetic valve to work according to the first water quality information or the second water quality information so as to realize the diversion of rainwater in the rainwater pipe; the water purifying pool is also connected with the first rainwater treatment module, the second rainwater treatment module and the third rainwater treatment module through rainwater pipes; the first rainwater treatment module is used for deeply purifying water in the water purifying pond and inputting the water into the living water network; the second rainwater treatment module is used for moderately purifying water in the water purifying tank and inputting the water into the reclaimed water tank; the third rainwater treatment module is used for slightly treating water in the clean water tank and inputting the water into the sewage tank. The invention can improve the utilization rate of rainwater resources.
Description
Technical Field
The invention relates to the technical field of water quality monitoring and utilization, in particular to a rainwater quality monitoring and utilization system.
Background
With the influence of global climate change, the frequency of extremely heavy rain is higher and higher, and the impermeable pavement is increased in the urban process, so that a large amount of rainwater cannot be removed in time, the urban waterlogging problem is caused, and the normal life of urban residents and the development of local economy are prevented. In the sponge city construction advocated at present, the rainwater recycling technology is also an important component. On the other hand, the problem of water resource shortage is increasingly highlighted, and particularly in northwest arid regions, there are many places to face the problem of water resource shortage.
The top rainwater collecting and purifying system in the prior art is complex and has high cost. Some rainwater collecting and purifying devices adopt traditional water treatment processes, such as filtration, coagulation, precipitation, disinfection and the like. Because the water quality and quantity of the rainwater runoff change greatly along with rainfall, the uniform treatment process and parameters are adopted, and the treatment efficiency is low. In addition, the rainwater is subjected to dispersion treatment, so that the treatment cost is greatly increased.
In addition, still provide roofing rainwater collection processing system among the prior art, but it does not carry out multistage processing to the rainwater, can't the efficient utilization rainwater resource.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a rainwater quality monitoring and utilizing system.
In order to achieve the above object, the present invention provides the following solutions:
a rainwater quality monitoring and utilization system, comprising: the system comprises a first collecting device, a second collecting device, a first water quality detector, a second water quality detector, a control module, a first rainwater treatment module, a second rainwater treatment module, a third rainwater treatment module and a plurality of electromagnetic valves;
the first collecting device and the second collecting device are respectively arranged on a roof steel plate to be collected and a road surface to be collected; the first collecting device is respectively connected with the middle water tank, the clean water tank and the sewage tank through rainwater pipes; the second collecting device is connected with the middle water tank and the sewage tank through a rainwater pipe; the electromagnetic valves are arranged on the corresponding rainwater pipes; the first water quality detector is arranged at the first collecting device and is used for detecting rainwater collected by the first collecting device and obtaining first water quality information; the second water quality detector is used for detecting the rainwater collected by the second collecting device and obtaining second water quality information; the control module is respectively connected with the first water quality detector and the second water quality detector, and is used for controlling corresponding electromagnetic valves to work according to the first water quality information or the second water quality information so as to realize the diversion of rainwater in the rainwater pipe;
the water purifying pond is also connected with the first rainwater treatment module, the second rainwater treatment module and the third rainwater treatment module through rainwater pipes; the first rainwater treatment module is connected with a municipal domestic water network, and is used for deeply purifying water in the water purifying pond and inputting the water into the domestic water network; the second rainwater treatment module is connected with the obtained reclaimed water tank, is used for moderately purifying water in the purified water tank and is input into the reclaimed water tank; the third rainwater treatment module is connected with the sewage tank, is used for slightly treating water in the water purifying tank and is input into the sewage tank.
Preferably, the first collecting device and the plane of the roof steel plate form a preset angle; the second collecting device forms a preset angle with the road surface.
Preferably, the water quality monitor is a turbidity meter or a pH meter or a conductivity meter which monitors water quality rapidly through a probe.
Preferably, the control unit is an Arduino singlechip, and the control mode is realized by programming the Arduino singlechip.
Preferably, the solar cell is further included;
the solar cell is respectively connected with the first water quality detector, the second water quality detector, the control module, the first rainwater treatment module, the second rainwater treatment module, the third rainwater treatment module and the electromagnetic valve.
Preferably, a water quality monitoring model based on BP neural network is built in the control unit; the water quality monitoring model is used for monitoring water quality according to the water quality information to obtain a water quality evaluation result; the control unit is also used for controlling the working state of the electromagnetic valve according to the water quality evaluation result.
Preferably, the control module comprises a first control probe and a second control probe;
the first control probe is arranged at the first collecting device and is used for controlling the electromagnetic valve at the first collecting device so as to realize diversion of rainwater;
the second control probe is arranged at the second collecting device and is used for controlling the electromagnetic valve at the second collecting device so as to realize diversion of rainwater.
Preferably, the method further comprises:
the control unit is connected with the first water quality detector and the second water quality detector through the signal processing module respectively, and the signal processing module is used for preprocessing signals detected by the first water quality detector and the second water quality detector to obtain preprocessed first water quality information and preprocessed second water quality information.
Preferably, the signal processing module includes:
the signal acquisition unit is used for acquiring the original first water quality information and the second water quality information;
the denoising unit is used for performing wavelet transformation denoising on the first water quality information and the second water quality information to obtain a denoised water quality acquisition signal;
the coding unit is used for coding the denoised water quality acquisition signal to obtain a frequency space of the water quality acquisition signal;
the reconstruction model building unit is used for building a water quality monitoring information reconstruction model according to the frequency space;
and the information reconstruction unit is used for carrying out iterative solution on the water quality monitoring information reconstruction model to obtain the first water quality information and the second water quality information after pretreatment.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention provides a rainwater quality monitoring and utilizing system, which comprises: the system comprises a first collecting device, a second collecting device, a first water quality detector, a second water quality detector, a control module, a first rainwater treatment module, a second rainwater treatment module, a third rainwater treatment module and a plurality of electromagnetic valves; the first collecting device and the second collecting device are respectively arranged on a roof steel plate to be collected and a road surface to be collected; the first collecting device is respectively connected with the middle water tank, the clean water tank and the sewage tank through rainwater pipes; the second collecting device is connected with the middle water tank and the sewage tank through a rainwater pipe; the electromagnetic valves are arranged on the corresponding rainwater pipes; the first water quality detector is arranged at the first collecting device and is used for detecting rainwater collected by the first collecting device and obtaining first water quality information; the second water quality detector is used for detecting the rainwater collected by the second collecting device and obtaining second water quality information; the control module is respectively connected with the first water quality detector and the second water quality detector, and is used for controlling corresponding electromagnetic valves to work according to the first water quality information or the second water quality information so as to realize the diversion of rainwater in the rainwater pipe; the water purifying pond is also connected with the first rainwater treatment module, the second rainwater treatment module and the third rainwater treatment module through rainwater pipes; the first rainwater treatment module is connected with a municipal domestic water network, and is used for deeply purifying water in the water purifying pond and inputting the water into the domestic water network; the second rainwater treatment module is connected with the obtained reclaimed water tank, is used for moderately purifying water in the purified water tank and is input into the reclaimed water tank; the third rainwater treatment module is connected with the sewage tank, is used for slightly treating water in the water purifying tank and is input into the sewage tank. The invention can acquire the water quality information of the roof and the road surface, and carry out multistage treatment on the collected rainwater according to the information, thereby improving the utilization rate of rainwater resources.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a system structure according to an embodiment of the present invention;
fig. 2 is a schematic partial structure provided in an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide a rainwater quality monitoring and utilizing system which can acquire water quality information of a roof and a road surface and carry out multistage treatment on collected rainwater according to the information so as to improve the utilization rate of rainwater resources.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Fig. 1 is a schematic diagram of a system structure provided by an embodiment of the present invention, and as shown in fig. 1, the present invention provides a rainwater quality monitoring and utilization system, including: the system comprises a first collecting device, a second collecting device, a first water quality detector, a second water quality detector, a control module, a first rainwater treatment module, a second rainwater treatment module, a third rainwater treatment module and a plurality of electromagnetic valves; the first collecting device and the second collecting device are respectively arranged on a roof steel plate to be collected and a road surface to be collected; the first collecting device is respectively connected with the middle water tank, the clean water tank and the sewage tank through rainwater pipes; the second collecting device is connected with the middle water tank and the sewage tank through a rainwater pipe; the electromagnetic valves are arranged on the corresponding rainwater pipes; the first water quality detector is arranged at the first collecting device and is used for detecting rainwater collected by the first collecting device and obtaining first water quality information; the second water quality detector is used for detecting the rainwater collected by the second collecting device and obtaining second water quality information; the control module is respectively connected with the first water quality detector and the second water quality detector, and is used for controlling corresponding electromagnetic valves to work according to the first water quality information or the second water quality information so as to realize the diversion of rainwater in the rainwater pipe; the water purifying pond is also connected with the first rainwater treatment module, the second rainwater treatment module and the third rainwater treatment module through rainwater pipes; the first rainwater treatment module is connected with a municipal domestic water network, and is used for deeply purifying water in the water purifying pond and inputting the water into the domestic water network; the second rainwater treatment module is connected with the obtained reclaimed water tank, is used for moderately purifying water in the purified water tank and is input into the reclaimed water tank; the third rainwater treatment module is connected with the sewage tank, is used for slightly treating water in the water purifying tank and is input into the sewage tank.
Specifically, in this embodiment, the roof steel plate and the rainwater on the road surface are rapidly detected at first, so that the preliminary detection of the rainwater is realized. Secondly, this embodiment has carried out secondary detection and processing in the clean water reservoir to make the rainwater of reposition of redundant personnel more accurate input in each water network of assorting.
Preferably, the first collecting device and the plane of the roof steel plate form a preset angle; the second collecting device forms a preset angle with the road surface.
Specifically, a preset angle is provided in this embodiment, so that the first collecting device and the second collecting device can collect rainwater quickly.
Preferably, the water quality monitor is a turbidity meter or a pH meter or a conductivity meter which monitors water quality rapidly through a probe.
Preferably, the solar cell is further included;
the solar cell is respectively connected with the first water quality detector, the second water quality detector, the control module, the first rainwater treatment module, the second rainwater treatment module, the third rainwater treatment module and the electromagnetic valve.
Preferably, a water quality monitoring model based on BP neural network is built in the control unit; the water quality monitoring model is used for monitoring water quality according to the water quality information to obtain a water quality evaluation result; the control unit is also used for controlling the working state of the electromagnetic valve according to the water quality evaluation result.
Further, the method for constructing the water quality monitoring model in this embodiment includes:
collecting water quality sample data;
performing characteristic marking on the water quality sample data to obtain marked sample data;
and inputting the marked sample data into a BP neural network model for network model training to obtain a trained water quality monitoring model.
Furthermore, in this embodiment, the characteristic marking of the water quality sample data specifically includes:
extracting characteristics of water quality sample data to obtain characteristic information of water quality; wherein the characteristic information includes water color and float density;
and carrying out characteristic marking on the water quality sample data by taking the characteristic information as a marking element to obtain marked sample data.
Specifically, as shown in fig. 2, the control module includes a first control probe and a second control probe;
the first control probe is arranged at the first collecting device and is used for controlling the electromagnetic valve at the first collecting device so as to realize diversion of rainwater;
the second control probe is arranged at the second collecting device and is used for controlling the electromagnetic valve at the second collecting device so as to realize diversion of rainwater.
Further, in this embodiment, each channel through the rainwater is connected with the corresponding rainwater pipe, so that the detected rainwater can be conveniently split.
Preferably, the method further comprises:
the control unit is connected with the first water quality detector and the second water quality detector through the signal processing module respectively, and the signal processing module is used for preprocessing signals detected by the first water quality detector and the second water quality detector to obtain preprocessed first water quality information and preprocessed second water quality information.
Preferably, the signal processing module includes:
the signal acquisition unit is used for acquiring the original first water quality information and the second water quality information;
the denoising unit is used for performing wavelet transformation denoising on the first water quality information and the second water quality information to obtain a denoised water quality acquisition signal;
the coding unit is used for coding the denoised water quality acquisition signal to obtain a frequency space of the water quality acquisition signal;
the reconstruction model building unit is used for building a water quality monitoring information reconstruction model according to the frequency space;
and the information reconstruction unit is used for carrying out iterative solution on the water quality monitoring information reconstruction model to obtain the first water quality information and the second water quality information after pretreatment.
In particular, wavelet transform denoising is a common denoising technique. The original water quality monitoring acquisition signals are decomposed to generate wavelet coefficients with different sizes, then a filtering threshold is set, among a plurality of wavelet coefficients, the coefficient with smaller absolute value is set to be zero, the coefficient with larger absolute value is reserved or contracted, and then the wavelet coefficient after the threshold processing is reconstructed, so that the denoising purpose is achieved. The basic idea of this embodiment is that: the wavelet coefficient corresponding to the water quality monitoring acquisition signal is generally larger, and the wavelet coefficient corresponding to the noise is generally smaller. Therefore, based on the characteristics, the noise elimination treatment of water quality monitoring can be performed, and the accuracy of water quality monitoring is improved.
Further, in the embodiment, a water quality monitoring information reconstruction model is firstly constructed according to a frequency space, and then reconstruction variables are introduced by using an augmented Lagrangian multiplier method to decompose a reconstruction problem into a plurality of easily solved sub-problems, so that each sub-problem can be subjected to a simple analysis solution, the reconstruction calculation efficiency is effectively improved, the information processing time of water quality monitoring is greatly saved, and the water quality monitoring efficiency is improved.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to assist in understanding the methods of the present invention and the core ideas thereof; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (9)
1. A rainwater quality monitoring and utilization system, comprising: the system comprises a first collecting device, a second collecting device, a first water quality detector, a second water quality detector, a control module, a first rainwater treatment module, a second rainwater treatment module, a third rainwater treatment module and a plurality of electromagnetic valves;
the first collecting device and the second collecting device are respectively arranged on a roof steel plate to be collected and a road surface to be collected; the first collecting device is respectively connected with the middle water tank, the clean water tank and the sewage tank through rainwater pipes; the second collecting device is connected with the middle water tank and the sewage tank through a rainwater pipe; the electromagnetic valves are arranged on the corresponding rainwater pipes; the first water quality detector is arranged at the first collecting device and is used for detecting rainwater collected by the first collecting device and obtaining first water quality information; the second water quality detector is used for detecting the rainwater collected by the second collecting device and obtaining second water quality information; the control module is respectively connected with the first water quality detector and the second water quality detector, and is used for controlling corresponding electromagnetic valves to work according to the first water quality information or the second water quality information so as to realize the diversion of rainwater in the rainwater pipe;
the water purifying pond is also connected with the first rainwater treatment module, the second rainwater treatment module and the third rainwater treatment module through rainwater pipes; the first rainwater treatment module is connected with a municipal domestic water network, and is used for deeply purifying water in the water purifying pond and inputting the water into the domestic water network; the second rainwater treatment module is connected with the obtained reclaimed water tank, is used for moderately purifying water in the purified water tank and is input into the reclaimed water tank; the third rainwater treatment module is connected with the sewage tank, is used for slightly treating water in the water purifying tank and is input into the sewage tank.
2. The system for monitoring and utilizing the rainwater quality according to claim 1, wherein the first collecting device and the plane of the roof steel plate are at a preset angle; the second collecting device forms a preset angle with the road surface.
3. The rainwater quality monitoring and utilization system according to claim 1, wherein the water quality monitor is a turbidity meter or a pH meter or a conductivity meter which monitors water quality rapidly through a probe.
4. The rainwater quality monitoring and utilizing system according to claim 1, wherein the control unit is an Arduino single-chip microcomputer, and the control mode is realized by programming of the Arduino single-chip microcomputer.
5. The system for monitoring and utilizing the quality of rainwater according to claim 1, further comprising a solar cell;
the solar cell is respectively connected with the first water quality detector, the second water quality detector, the control module, the first rainwater treatment module, the second rainwater treatment module, the third rainwater treatment module and the electromagnetic valve.
6. The rainwater quality monitoring and utilization system according to claim 1, wherein a water quality monitoring model based on a BP neural network is built in the control unit; the water quality monitoring model is used for monitoring water quality according to the water quality information to obtain a water quality evaluation result; the control unit is also used for controlling the working state of the electromagnetic valve according to the water quality evaluation result.
7. The system of claim 1, wherein the control module comprises a first control probe and a second control probe;
the first control probe is arranged at the first collecting device and is used for controlling the electromagnetic valve at the first collecting device so as to realize diversion of rainwater;
the second control probe is arranged at the second collecting device and is used for controlling the electromagnetic valve at the second collecting device so as to realize diversion of rainwater.
8. The rainwater quality monitoring and utilization system of claim 1, further comprising:
the control unit is connected with the first water quality detector and the second water quality detector through the signal processing module respectively, and the signal processing module is used for preprocessing signals detected by the first water quality detector and the second water quality detector to obtain preprocessed first water quality information and preprocessed second water quality information.
9. The stormwater quality monitoring and utilization system of claim 1, wherein the signal processing module comprises:
the signal acquisition unit is used for acquiring the original first water quality information and the second water quality information;
the denoising unit is used for performing wavelet transformation denoising on the first water quality information and the second water quality information to obtain a denoised water quality acquisition signal;
the coding unit is used for coding the denoised water quality acquisition signal to obtain a frequency space of the water quality acquisition signal;
the reconstruction model building unit is used for building a water quality monitoring information reconstruction model according to the frequency space;
and the information reconstruction unit is used for carrying out iterative solution on the water quality monitoring information reconstruction model to obtain the first water quality information and the second water quality information after pretreatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310359637.9A CN117865373A (en) | 2023-04-06 | 2023-04-06 | Rainwater quality monitoring and utilizing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310359637.9A CN117865373A (en) | 2023-04-06 | 2023-04-06 | Rainwater quality monitoring and utilizing system |
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| CN117865373A true CN117865373A (en) | 2024-04-12 |
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| CN202310359637.9A Pending CN117865373A (en) | 2023-04-06 | 2023-04-06 | Rainwater quality monitoring and utilizing system |
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- 2023-04-06 CN CN202310359637.9A patent/CN117865373A/en active Pending
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