CN112526095A - Lake water quality intelligent detection device and method based on bacterial power generation - Google Patents
Lake water quality intelligent detection device and method based on bacterial power generation Download PDFInfo
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- CN112526095A CN112526095A CN202011347715.6A CN202011347715A CN112526095A CN 112526095 A CN112526095 A CN 112526095A CN 202011347715 A CN202011347715 A CN 202011347715A CN 112526095 A CN112526095 A CN 112526095A
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- G—PHYSICS
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- G01N33/18—Water
- G01N33/1886—Water using probes, e.g. submersible probes, buoys
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N3/00—Generators in which thermal or kinetic energy is converted into electrical energy by ionisation of a fluid and removal of the charge therefrom
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Abstract
The invention discloses a lake water quality intelligent detection device based on bacterial power generation, which comprises a bottom plate, wherein a power generation tank is arranged at the lower end of the bottom plate, electric telescopic rods are arranged at the bottoms of two sides of the bottom plate, a floating plate is arranged at the end part of each electric telescopic rod, and a proton exchange membrane is arranged in the middle of the power generation tank; the lower extreme of power generation jar is provided with the liquid pouring mouth, and proton exchange membrane's both sides all are provided with the current conducting plate, and both sides current conducting plate is connected with the positive pole and the negative pole electricity of power respectively, and the lower extreme of bottom plate is provided with water quality sensor through the extension rod. The water quality detection method comprises the following steps: the whole detection device is placed in a lake water area to be detected, the water quality of the water area is collected and uploaded, and when the electric quantity of a power supply is too low, the power generation tank decomposes the lake water by using bacteria for charging and the like. The invention uses the bacterial power generation technology, greatly reduces the required energy and the maintenance workload, and has environmental protection property far higher than that of the traditional lithium battery.
Description
Technical Field
The invention relates to the technical field of water quality detection, in particular to a lake water quality intelligent detection device and method based on bacterial power generation.
Background
According to the statistical result, the influence of various factors such as domestic sewage, industrial wastewater, agricultural sewage and the like shows that the water quality standards of rivers and river reach above 1/4 in China are lower than the water quality standards of V-type, and the irrigation standards cannot be met. The water quality of only Yangtze river and Zhujiang river among the seven water systems is good, the rest five water systems are polluted to different degrees, and more water sources which are not polluted originally are influenced along with the acceleration of the urbanization process. Therefore, the water quality detection device is gradually popularized, so that the quality and safety of agricultural, industrial and domestic water can be ensured, and scientific research personnel can be helped to find out the trend and reason of the quality change of the water source.
The original lake water quality detection device usually uses a detachable lithium ion battery for power supply. Such lithium batteries require manual charging and have a short stand-alone uptime. This directly results in that detectability and stability are influenced, has indirectly improved the human cost, prolongs the detection cycle. The device has the defects of poor real-time performance, difficult installation and the like. It is also noted that detachable lithium-ion battery power supplies face the risk of environmental pollution. The elimination of the detection instrument is accelerated by the problems of liquid leakage, corrosion aging, water inlet short circuit and the like.
In recent years, solar energy is often used as a power supply for float type water quality detection devices. It should be noted that the solar panel is polluted by moisture, water waves, rain water and the like in the lake environment, is not convenient to maintain and clean unlike the land solar panel, and has a limited service life of about one year. Therefore, the defects of high sunlight requirement, difficult energy supply, high cost and the like limit popularization and application, and are mostly seen in central waterways in urban areas and large-scale reservoirs.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an energy-saving and environment-friendly lake water quality intelligent detection device and method based on bacterial power generation.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows:
the lake water quality intelligent detection device based on the bacterial power generation comprises a bottom plate, wherein a power generation tank is arranged at the lower end of the bottom plate, liquid inlets are formed in two ends of the power generation tank, electric telescopic rods are arranged at the bottoms of two sides of the bottom plate, and floating plates are arranged at the end parts of the electric telescopic rods; the middle part of the power generation tank is provided with a proton exchange membrane which separates two ends of the power generation tank; the lower end of the power generation tank is provided with a liquid pouring port, and the liquid pouring port is provided with an electromagnetic valve; the two sides of the proton exchange membrane are respectively provided with a conductive plate, the conductive plates at the two sides are respectively electrically connected with the anode and the cathode of a power supply, and the power supply is arranged at the upper end of the bottom plate; the lower end of the bottom plate is provided with a water quality sensor through an extension rod, and the water quality sensor is positioned below the floating plate; the water quality sensor, the power supply, the electromagnetic valve and the electric telescopic rod are all electrically connected with the controller, and the controller is installed at the upper end of the bottom plate.
Furthermore, the water quality sensor is sleeved with a protective sleeve, the protective sleeve is provided with a plurality of uniform through holes, and the protective sleeve is fixed on the extension rod.
Furthermore, the current conducting plate is a metal current conducting plate, and two side faces of the current conducting plate are provided with the bacteria adhesion layers.
Furthermore, a filter screen is arranged on the liquid inlet.
Further, the upper end of the bottom plate is provided with a wireless antenna, and the wireless antenna is electrically connected with the controller through a wireless module.
Furthermore, a water blocking sleeve is arranged outside the wireless antenna, the upper end of the water blocking sleeve is provided with an opening, and the water blocking sleeve is fixed on the bottom plate.
Further, the upper end of power generation jar is provided with air conduit, and air conduit and the middle part intercommunication of power generation jar, air conduit run through the upper end that the bottom plate extends to the bottom plate, and air conduit's upper end is provided with the fan, and the fan is connected with the controller electricity.
Further, a liquid level sensor is arranged in the power generation tank and electrically connected with the controller.
A water quality detection method adopting a lake water quality intelligent detection device based on bacterial power generation comprises the following steps:
s1: the whole detection device is placed in a lake water area to be detected, and the length of the electric telescopic rod is adjusted to enable the water quality sensor to be located below the water surface;
s2: the water quality sensor collects the water quality of the water area at intervals of a set time period and uploads the water quality to the controller;
s3: the wireless module detects the surrounding network condition, and if the network condition is good, the detected water quality data is sent to the server through the wireless antenna; otherwise, storing the detected water quality data in the controller;
s4: when the power of the power supply is higher than the set value, repeating the steps S2-S3;
s5: otherwise, executing the next step;
s6: the electric telescopic rod is contracted to enable the liquid inlet of the power generation tank to be positioned below the liquid level, and water in the lake enters the power generation tank;
s7: until the water in the power generation tank reaches a set height, the electric telescopic rod extends to enable the liquid pouring port at the lower end of the power generation tank to leave the liquid level;
s8: the water in the power generation tank is decomposed by bacteria to release electrons and protons, the protons flow to the cathode through a proton exchange membrane in the power generation tank while flowing to the anode, and are combined with oxygen and electrons in the air at the position of the proton exchange membrane to form water to charge a power supply;
s9: after charging is completed, the electromagnetic valve is opened, and water in the power generation tank flows out from the liquid pouring port.
The invention has the beneficial effects that: the invention uses the bacterial power generation technology, greatly reduces the required energy and the maintenance workload, and has environmental protection property far higher than that of the traditional lithium battery. In addition, the characteristic of its long-range transmission data of staff's usable, conveniently observe the record data, promoted work efficiency.
Drawings
Fig. 1 is a structural diagram of a lake water quality intelligent detection device based on bacterial power generation.
Fig. 2 is a structural view of the conductive plate.
The device comprises a water blocking sleeve 1, a water blocking sleeve 2, a wireless antenna 3, an air pipeline 4, a fan 5, a power supply 6, a bottom plate 7, a filter screen 8, a conductive plate 9, a liquid pouring port 10, an electromagnetic valve 11, a power generation tank 12, an extension rod 13, a protective sleeve 14, a water quality sensor 15, a floating plate 16, an electric telescopic rod 17, a proton exchange membrane 18 and a bacteria attachment layer.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the invention as defined and defined in the appended claims, and all matters produced by the invention using the inventive concept are protected.
As shown in fig. 1, the intelligent lake water quality detection device based on bacterial power generation in the scheme comprises a bottom plate 6, a power generation tank 11 is arranged at the lower end of the bottom plate 6, liquid inlets are formed in two ends of the power generation tank 11, electric telescopic rods 16 are arranged at the bottoms of two sides of the bottom plate 6, and floating plates 15 are arranged at the end parts of the electric telescopic rods 16; a proton exchange membrane 17 is arranged in the middle of the power generation tank 11, and the proton exchange membrane 17 separates two ends of the power generation tank 11; the lower end of the power generation tank 11 is provided with a liquid pouring port 9, and the liquid pouring port 9 is provided with an electromagnetic valve 10; the two sides of the proton exchange membrane 17 are provided with conductive plates 8, the conductive plates 8 on the two sides are respectively electrically connected with the anode and the cathode of the power supply 5, and the power supply 5 is arranged at the upper end of the bottom plate 6; the lower end of the bottom plate 6 is provided with a water quality sensor 14 through an extension rod 12, and the water quality sensor 14 is positioned below a floating plate 15; the water quality sensor 14, the power supply 5, the electromagnetic valve 10 and the electric telescopic rod 16 are electrically connected with a controller, and the controller is installed at the upper end of the bottom plate 6.
The whole water quality detection device is placed in a water area to be detected, buoyancy is provided through the floating plate 15, and the water quality sensor 14 extends into the water to detect the water quality. When charging is needed, the electric telescopic rod 16 drives the power generation tank 11 to descend, so that the power generation tank 11 is filled with water, and then the electric telescopic rod 16 extends to drive the power generation tank 11 to leave the water surface.
The water in the lake is decomposed by the bacteria under the action of the bacteria to release electrons and protons, the protons flow to the cathode through the proton exchange membrane 17 in the power generation tank 11 while the electrons flow to the anode, and the protons are combined with oxygen and electrons in the air at the proton exchange membrane 17 to form water to charge the power supply 5. After the power generation is completed, the electromagnetic valve 10 is opened to discharge the water in the power generation tank 11.
A protective sleeve 13 is sleeved outside the water quality sensor 14, a plurality of uniform through holes are formed in the protective sleeve 13, and the protective sleeve 13 is fixed on the extension rod 12; the protective sleeve 13 can protect the water quality sensor 14 and prevent impurities in water from being wound on the water quality sensor 14. The conductive plate 8 is a metal conductive plate 8, and two side surfaces of the conductive plate 8 are provided with bacteria adhesion layers 18; more bacteria can be attached to the bacteria attachment layer 18 to promote the power generation effect, and the bacteria attachment layer 18 can be made of absorbent cotton.
A filter screen 7 is arranged on the liquid inlet, and the filter screen 7 is used for filtering impurities in water. The upper end of the bottom plate 6 is provided with a wireless antenna 2, and the wireless antenna 2 is electrically connected with the controller through a wireless module; the water quality data collected by the water quality sensor 14 can be directly sent to the server through the wireless antenna 2, so that the data information can be acquired in time. A liquid level sensor is arranged in the power generation tank 11 and is electrically connected with the controller; for detecting the liquid level in the power generation tank 11.
The wireless antenna 2 is externally provided with the water blocking sleeve 1, the upper end of the water blocking sleeve 1 is provided with an opening, and the water blocking sleeve 1 is fixed on the bottom plate 6, so that the wireless antenna 2 is prevented from being wetted by wind and waves. An air pipeline 3 is arranged at the upper end of the power generation tank 11, the air pipeline 3 is communicated with the middle of the power generation tank 11, the air pipeline 3 penetrates through the bottom plate 6 and extends to the upper end of the bottom plate 6, a fan 4 is arranged at the upper end of the air pipeline 3, and the fan 4 is electrically connected with the controller; in the process of power generation, the fan 4 promotes air to enter the power generation tank 11, and is more favorable for combining protons with oxygen and electrons in the air to form water.
The water quality detection method adopting the intelligent lake water quality detection device based on the bacterial power generation comprises the following steps:
s1: the whole detection device is placed in a lake water area to be detected, and the length of the electric telescopic rod 16 is adjusted, so that the water quality sensor 14 is positioned below the water surface;
s2: the water quality sensor 14 collects the water quality of the water area at a set time period and uploads the water quality to the controller;
s3: the wireless module detects the surrounding network condition, and if the network condition is good, the detected water quality data is sent to the server through the wireless antenna 2; otherwise, storing the detected water quality data in the controller, and uploading the water quality data to the server when the signal is sufficient;
s4: when the power of the power supply 5 is higher than the set value, the power supply 5 is in high power, and the steps S2-S3 are repeated;
s5: otherwise, when the power supply 5 is in low power, executing the next step;
s6: the electric telescopic rod 16 is contracted to enable the liquid inlet of the power generation tank 11 to be positioned below the liquid level, and water in the lake enters the power generation tank 11;
s7: until the water in the power generation tank 11 reaches a set height, the electric telescopic rod 16 extends to enable the liquid pouring port 9 at the lower end of the power generation tank 11 to leave the liquid level;
s8: the water in the power generation tank 11 is decomposed by bacteria to release electrons and protons, the protons flow to the cathode through the proton exchange membrane 17 in the power generation tank 11 while flowing to the anode, and are combined with oxygen and electrons in the air at the proton exchange membrane 17 to form water to charge the power supply 5;
s9: after the charging is completed, the electromagnetic valve 10 is opened, and the water in the power generation tank 11 flows out from the liquid pouring port 9.
The invention uses the bacterial power generation technology, greatly reduces the required energy and the maintenance workload, and has environmental protection property far higher than that of the traditional lithium battery. In addition, the staff can utilize the characteristic of its long-range transmission data, conveniently observe the record data, can realize automatic water quality monitoring, has promoted work efficiency.
Claims (9)
1. The lake water quality intelligent detection device based on bacterial power generation is characterized by comprising a bottom plate, wherein a power generation tank is arranged at the lower end of the bottom plate, liquid inlets are formed in two ends of the power generation tank, electric telescopic rods are arranged at the bottoms of two sides of the bottom plate, and floating plates are arranged at the end parts of the electric telescopic rods; the middle part of the power generation tank is provided with a proton exchange membrane which separates two ends of the power generation tank; the lower end of the power generation tank is provided with a liquid pouring port, and the liquid pouring port is provided with an electromagnetic valve; the proton exchange membrane is characterized in that conductive plates are arranged on two sides of the proton exchange membrane, the conductive plates on the two sides are respectively and electrically connected with a positive electrode and a negative electrode of a power supply, and the power supply is arranged at the upper end of the bottom plate; the lower end of the bottom plate is provided with a water quality sensor through an extension rod, and the water quality sensor is positioned below the floating plate; the water quality sensor, the power supply, the electromagnetic valve and the electric telescopic rod are all electrically connected with the controller, and the controller is installed at the upper end of the bottom plate.
2. The lake water quality intelligent detection device based on the bacteria power generation as claimed in claim 1, wherein a protective sleeve is sleeved outside the water quality sensor, a plurality of uniform through holes are formed in the protective sleeve, and the protective sleeve is fixed on the extension rod.
3. The lake water quality intelligent detection device based on the bacteria power generation as claimed in claim 1, wherein the conductive plate is a metal conductive plate, and two side surfaces of the conductive plate are both provided with a bacteria adhesion layer.
4. The lake water quality intelligent detection device based on the bacteria power generation as claimed in claim 1, wherein a filter screen is arranged on the liquid inlet.
5. The lake water quality intelligent detection device based on the bacteria power generation as claimed in claim 1, wherein a wireless antenna is arranged at the upper end of the bottom plate, and the wireless antenna is electrically connected with the controller through a wireless module.
6. The lake water quality intelligent detection device based on the bacterial power generation as claimed in claim 1, wherein a water blocking sleeve is arranged outside the wireless antenna, an opening is formed in the upper end of the water blocking sleeve, and the water blocking sleeve is fixed on a bottom plate.
7. The lake water quality intelligent detection device based on bacterial power generation as claimed in claim 1, wherein an air pipeline is arranged at the upper end of the power generation tank, the air pipeline is communicated with the middle of the power generation tank, the air pipeline penetrates through the bottom plate and extends to the upper end of the bottom plate, a fan is arranged at the upper end of the air pipeline, and the fan is electrically connected with the controller.
8. The lake water quality intelligent detection device based on the bacterial power generation as claimed in claim 1, wherein a liquid level sensor is arranged in the power generation tank, and the liquid level sensor is electrically connected with the controller.
9. A water quality detection method adopting the intelligent lake water quality detection device based on bacterial power generation as claimed in any one of claims 1-8, characterized by comprising the following steps:
s1: the whole detection device is placed in a lake water area to be detected, and the length of the electric telescopic rod is adjusted to enable the water quality sensor to be located below the water surface;
s2: the water quality sensor collects the water quality of the water area at intervals of a set time period and uploads the water quality to the controller;
s3: the wireless module detects the surrounding network condition, and if the network condition is good, the detected water quality data is sent to the server through the wireless antenna; otherwise, storing the detected water quality data in the controller;
s4: when the power of the power supply is higher than the set value, repeating the steps S2-S3;
s5: otherwise, executing the next step;
s6: the electric telescopic rod is contracted to enable the liquid inlet of the power generation tank to be positioned below the liquid level, and water in the lake enters the power generation tank;
s7: until the water in the power generation tank reaches a set height, the electric telescopic rod extends to enable the liquid pouring port at the lower end of the power generation tank to leave the liquid level;
s8: the water in the power generation tank is decomposed by bacteria to release electrons and protons, the protons flow to the cathode through a proton exchange membrane in the power generation tank while flowing to the anode, and are combined with oxygen and electrons in the air at the position of the proton exchange membrane to form water to charge a power supply;
s9: after charging is completed, the electromagnetic valve is opened, and water in the power generation tank flows out from the liquid pouring port.
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| CN202011347715.6A CN112526095A (en) | 2020-11-26 | 2020-11-26 | Lake water quality intelligent detection device and method based on bacterial power generation |
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| CN202011347715.6A CN112526095A (en) | 2020-11-26 | 2020-11-26 | Lake water quality intelligent detection device and method based on bacterial power generation |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1874040A (en) * | 2005-06-03 | 2006-12-06 | 清华大学 | Single pond type microbiological cell by using organic wastewater as fuel |
| CN101409355A (en) * | 2008-07-25 | 2009-04-15 | 北京科技大学 | Photosynthesis microorganism fuel cell |
| CN201307111Y (en) * | 2008-12-08 | 2009-09-09 | 潘培锋 | Intelligent water quality detector based on solar energy |
| CN204045676U (en) * | 2014-07-25 | 2014-12-24 | 天津领众科技有限公司 | A kind of reutilization of the sewage microbioelectric generating device |
| CN207096234U (en) * | 2017-02-04 | 2018-03-13 | 云南中皇环保产业有限公司 | A kind of lake water quality detector |
| CN107831201A (en) * | 2017-09-30 | 2018-03-23 | 中国农业大学 | One kind can self-powered water quality monitoring prior-warning device and method |
| CN207440079U (en) * | 2017-11-06 | 2018-06-01 | 河北白晶环境科技有限公司 | A kind of quality of water environment monitoring device using internet |
| CN207571013U (en) * | 2017-11-29 | 2018-07-03 | 叶倩雯 | A kind of water conservancy lake remote sensing comprehensive detection device |
| CN110474076A (en) * | 2019-08-08 | 2019-11-19 | 上海理工大学 | A kind of microbiological fuel cell |
| CN211770566U (en) * | 2020-01-08 | 2020-10-27 | 中国计量大学 | Intelligent detection early warning ecological floating island |
-
2020
- 2020-11-26 CN CN202011347715.6A patent/CN112526095A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1874040A (en) * | 2005-06-03 | 2006-12-06 | 清华大学 | Single pond type microbiological cell by using organic wastewater as fuel |
| CN101409355A (en) * | 2008-07-25 | 2009-04-15 | 北京科技大学 | Photosynthesis microorganism fuel cell |
| CN201307111Y (en) * | 2008-12-08 | 2009-09-09 | 潘培锋 | Intelligent water quality detector based on solar energy |
| CN204045676U (en) * | 2014-07-25 | 2014-12-24 | 天津领众科技有限公司 | A kind of reutilization of the sewage microbioelectric generating device |
| CN207096234U (en) * | 2017-02-04 | 2018-03-13 | 云南中皇环保产业有限公司 | A kind of lake water quality detector |
| CN107831201A (en) * | 2017-09-30 | 2018-03-23 | 中国农业大学 | One kind can self-powered water quality monitoring prior-warning device and method |
| CN207440079U (en) * | 2017-11-06 | 2018-06-01 | 河北白晶环境科技有限公司 | A kind of quality of water environment monitoring device using internet |
| CN207571013U (en) * | 2017-11-29 | 2018-07-03 | 叶倩雯 | A kind of water conservancy lake remote sensing comprehensive detection device |
| CN110474076A (en) * | 2019-08-08 | 2019-11-19 | 上海理工大学 | A kind of microbiological fuel cell |
| CN211770566U (en) * | 2020-01-08 | 2020-10-27 | 中国计量大学 | Intelligent detection early warning ecological floating island |
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Application publication date: 20210319 |
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