CN112079522A - Integrated treatment device and treatment method for waste gas and waste water based on electro-adsorption treatment - Google Patents
Integrated treatment device and treatment method for waste gas and waste water based on electro-adsorption treatment Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1487—Removing organic compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/32—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00
- B01D53/323—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00 by electrostatic effects or by high-voltage electric fields
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/18—Nature of the water, waste water, sewage or sludge to be treated from the purification of gaseous effluents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1268—Membrane bioreactor systems
Abstract
The invention belongs to the technical field of integrated treatment of waste gas and waste water, and discloses an integrated treatment device and a treatment method of waste gas and waste water based on electro-adsorption treatment, wherein the integrated treatment device of waste gas and waste water based on electro-adsorption treatment comprises: the device comprises a spraying module, an electrostatic adsorption module, a suspended matter filtering module, a suspended matter detection module, a wireless communication module, a central control module, an enhanced electric adsorption module, a biochemical treatment module, a liquid level detection module, an ion detection module, an evaluation module and a display module. The spraying module is used for washing the waste gas, and the electrostatic adsorption module is used for secondarily cleaning dust and oil gas in the waste gas; then removing suspended matters in the wastewater through a suspended matter filtering module; finally, the wastewater is adsorbed by the reinforced electro-adsorption module, so that the wastewater is not deposited after being treated, and the zero-discharge effect of the wastewater is achieved; the suspension detection module can realize the quick detection of suspension, and the detection efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of integrated treatment of waste gas and waste water, and particularly relates to an integrated treatment device and method for waste gas and waste water based on electro-adsorption treatment.
Background
At present, water treatment is a process of improving water quality of source water or water which does not meet the water quality requirement of drinking water by adopting methods such as physics, chemistry, biology and the like. Therefore, the method is divided into two types of sewage treatment and drinking water treatment, and the sewage treatment is further divided into two types in some places, namely sewage treatment and reclaimed water recycling.
As a desalination technology with strong adaptability, simple maintenance, convenient operation and good treatment effect, the electro adsorption technology (EST) has good environmental protection and energy saving characteristics, and has gradually become a great research hotspot in the technical field of water treatment in recent years. However, the existing electro-adsorption technology has low pollutant removal capacity, cannot effectively adjust the electro-adsorption reaction rate, has poor pollution resistance of the electrode plate, is easy to scale on the surface of the electrode plate, causes coating shedding after long-time operation, reduces the service life of the electrode plate, and influences the effluent quality and the system operation stability.
Through the above analysis, the problems and defects of the prior art are as follows: the existing electric adsorption technology has low pollutant removing capacity, cannot effectively adjust the electric adsorption reaction rate, has poor pollution resistance of the electrode plate, is easy to scale on the surface of the electrode plate, causes coating shedding after long-time operation, reduces the service life of the electrode plate, and influences the effluent quality and the system operation stability.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an integrated treatment device and a treatment method for waste gas and wastewater based on electro-adsorption treatment.
The invention is realized in such a way that the integrated treatment device for the waste gas and the waste water based on the electro-adsorption treatment comprises the following components:
the device comprises a spraying module, an electrostatic adsorption module, a suspended matter filtering module, a suspended matter detection module, a wireless communication module, a central control module, an enhanced electric adsorption module, a biochemical treatment module, a liquid level detection module, an ion detection module, an evaluation module and a display module.
The spraying module is connected with the central control module and used for introducing the waste gas into the spraying chamber through the first induced draft fan, spraying the waste gas by using a spraying device in the spraying chamber, washing the waste gas, washing off most dust particles and part of oil gas, and introducing the waste water obtained by spraying into a waste water pool;
the electrostatic adsorption module is connected with the central control module and used for introducing the waste gas subjected to spraying treatment into the electrostatic adsorption tower through a second induced draft fan and carrying out secondary cleaning on dust and oil gas in the waste gas by utilizing a high-voltage electrostatic device in the electrostatic adsorption tower;
the suspended matter filtering module is connected with the central control module and is used for injecting the wastewater in the wastewater pool into the sand filtering device through the water inlet pipe and removing suspended matters in the wastewater by using the sand filtering device;
the suspended matter detection module is connected with the central control module and used for detecting the concentration of suspended matters in the wastewater through the solid suspended matter sensor and sending detection data to the central processing unit;
the wireless communication module is connected with the central control module and is used for transmitting data through a wireless communication device based on WiFi/4G;
the central control module is connected with the spraying module, the electrostatic adsorption module, the suspended matter filtering module, the suspended matter detection module, the wireless communication module, the reinforced electric adsorption module, the biochemical treatment module, the liquid level detection module, the ion detection module, the evaluation module and the display module and is used for controlling the normal operation of each module of the waste gas and wastewater integrated treatment device based on electric adsorption treatment through the central processing unit;
the reinforced electro-adsorption module is connected with the central control module and is used for carrying out reinforced electro-adsorption operation on the wastewater after the suspended matters are filtered through the reinforced electro-adsorption device and the intelligent controller;
the biochemical treatment module is connected with the central control module and is used for performing biochemical treatment on the wastewater after the enhanced electric adsorption through an MBR (membrane bioreactor) membrane assembly arranged in the MBR;
the liquid level detection module is connected with the central control module and used for detecting the liquid level height of the wastewater pool through the liquid level sensor and sending detection data to the central processing unit;
the ion detection module is connected with the central control module and is used for detecting the ion concentration of the corresponding water level in the integrated treatment device of the waste gas and the waste water based on the electro-adsorption treatment through the ion detector;
the evaluation module is connected with the central control module and used for evaluating the integrated treatment effect of the waste gas and the waste water according to the detected ion concentration data of the corresponding water level through an evaluation program;
and the display module is connected with the central control module and is used for displaying the detected liquid level height, suspended matter concentration and ion concentration of the wastewater pool and processing real-time data of an evaluation result through a display.
Further, install first water pump on the inlet tube, first water pump is used for going into sand filtration device with sewage from the inlet tube pump, install the second water pump on the back connecting pipe, the second water pump is used for going into MBR reactor with the waste water pump of handling jar interior, install the third water pump on the outlet pipe, the third water pump is used for pumping out the sewage after the MBR reactor internal treatment, the inlet tube, preceding connecting pipe, every jar mouth, all install the ooff valve on back connecting pipe and the outlet pipe, the ooff valve is used for corresponding pipeline of switching and jar mouth, intelligent control ware and each water pump, ion detector and ooff valve are connected, the detection information that ion detector can be received to intelligent control ware, and the switching of each water pump and ooff valve is controlled.
Further, the reinforced electro-adsorption device comprises a plurality of groups of electro-adsorption treatment units, the plurality of groups of electro-adsorption treatment units are sequentially installed in the waste gas and wastewater integrated treatment device based on electro-adsorption treatment from front to back, and the space in the treatment tank is isolated into a plurality of sections;
each group of electric adsorption treatment units comprises an anode metal plate and a cathode metal plate which are erected in parallel, the anode metal plates and the cathode metal plates are alternately arranged among the electric adsorption treatment units, water passing channels of the adjacent metal plates are alternately arranged up and down, so that sewage in the integrated waste gas and wastewater treatment device can snake up and down between the metal plates, the anode metal plates and the cathode metal plates are connected with an external power supply, the external power supply can enable the anode metal plates to be positively charged, and the cathode metal plates can be negatively charged.
Another object of the present invention is to provide an integrated treatment method of waste gas and wastewater based on electro-adsorption treatment, which applies the integrated treatment device of waste gas and wastewater based on electro-adsorption treatment, the integrated treatment method of waste gas and wastewater based on electro-adsorption treatment comprising the following steps:
step one, waste gas is introduced into a spraying chamber through a spraying module by using a first induced draft fan, the waste gas is sprayed by using a spraying device in the spraying chamber, the waste gas is washed, most dust particles and part of oil gas are washed away, and the sprayed waste water is introduced into a waste water tank.
And step two, introducing the waste gas subjected to spraying treatment into the electrostatic adsorption tower through the electrostatic adsorption module by using a second induced draft fan, and performing secondary cleaning on dust and oil gas in the waste gas by using a high-voltage electrostatic device in the electrostatic adsorption tower.
Injecting the wastewater in the wastewater pool into a sand filtration device through a suspended matter filtration module by using a water inlet pipe, and removing suspended matters in the wastewater by using the sand filtration device; utilize the suspended solid sensor to detect the suspended solid concentration in the waste water through suspended solid detection module to detect data transmission to central processing unit.
Step four, data transmission is carried out by utilizing a wireless communication device based on WiFi/4G through a wireless communication module; and controlling the normal operation of each module of the waste gas and wastewater integrated treatment device based on the electro-adsorption treatment by using a central processing unit through a central control module.
Fifthly, performing reinforced electro-adsorption operation on the wastewater subjected to the suspended matter filtering treatment by using a reinforced electro-adsorption device and an intelligent controller through a reinforced electro-adsorption module; and biochemically treating the wastewater after the enhanced electric adsorption by using an MBR (membrane bioreactor) membrane assembly arranged in the MBR through a biochemical treatment module.
Step six, detecting the liquid level of the wastewater pool by using a liquid level sensor through a liquid level detection module, and sending detection data to a central processing unit; and detecting the ion concentration of the corresponding water level in the integrated treatment device for the waste gas and the waste water based on the electro-adsorption treatment by using an ion detector through an ion detection module.
Evaluating the integrated treatment effect of the waste gas and the waste water by an evaluation module according to the detected ion concentration data of the corresponding water level by using an evaluation program; and displaying the detected liquid level height of the wastewater pool, the suspended matter concentration and the ion concentration by using a display through a display module, and processing real-time data of an evaluation result.
Further, in step three, the method for detecting the suspended matter concentration in the wastewater by using the suspended matter detection module and the solid suspended matter sensor comprises:
(I) cleaning a polyethylene bottle or a hard glass bottle with a detergent, sequentially washing the polyethylene bottle or the hard glass bottle with tap water and distilled water, cleaning the polyethylene bottle or the hard glass bottle with collected water samples for three times, collecting the water samples, and tightly covering the bottle stopper;
(II) drawing a standard curve, taking a sewage sample liquid, removing floating impurities in the sewage sample liquid, and detecting the suspended matter concentration of the sewage sample liquid by using a solid suspended matter sensor; concentrating into suspension standard solutions with different volumes, and drawing a suspension standard curve;
(III) collecting sample liquid to be detected of the sewage, and removing floating impurities from the sample liquid to be detected; and detecting the treated sample liquid to be detected at the wavelength of 810nm, taking distilled water as a reference, comparing with the suspension standard curve, and detecting the suspension concentration of the sample liquid to be detected according to the obtained absorbance value of the suspension concentration.
Further, in the sixth step, the method for detecting the liquid level of the wastewater pool by using the liquid level sensor through the liquid level detection module comprises the following steps:
(a) providing a signal with a preset frequency and a preset waveform through a signal generating circuit built in the liquid level sensor, receiving the signal with the preset frequency and the preset waveform through a reference circuit, and outputting the signal as a first signal;
(b) receiving the signals with the preset frequency and the preset waveform through a sampling circuit, and outputting the signals as second signals;
(c) and receiving the first signal and the second signal through a comparison circuit, comparing the first signal with the second signal, judging and generating a corresponding comparison result signal, and determining the liquid level of the wastewater pool.
Further, in step (c), the method for determining and generating a corresponding comparison result signal by the comparison circuit includes:
receiving the comparison result signal by a processing circuit,
when the processing circuit determines that the difference value between the output voltage corresponding to the comparison result signal and the threshold voltage is greater than or equal to a set voltage, generating a liquid level confirmation signal to determine that the liquid level detection needle contacts the liquid level;
and when the threshold voltage is determined according to the comparison result signal received by the processing circuit when the liquid level detection needle is not contacted with the liquid level.
Further, in the sixth step, the method for detecting the ion concentration of the corresponding water level in the integrated treatment device for the exhaust gas and wastewater based on the electro-adsorption treatment by using the ion detector through the ion detection module comprises:
(1) adding 15mL of silver nitrate solution with the concentration of 0.5mol/L into a sewage sample with the chloride ion content of 1000-10000 mg/L, mixing, shaking up, precipitating, and adding water to dilute to 35 mL;
(2) centrifuging, taking 5mL of supernatant, placing the supernatant in a digestion tube, adding 3mL of 15% mercury sulfate solution, 2mL of 0.025mol/L potassium dichromate oxidant solution and 10mL of 1% sulfuric acid-silver sulfate catalyst solution, and shaking uniformly with a plug;
(3) and (3) placing the digestion tube in a closed digestion instrument to be digested for 15-20 min at 160-165 ℃, taking out and cooling, and determining the ion content in the sample by using a colorimetric method.
Another object of the present invention is to provide a computer program product stored on a computer readable medium, comprising a computer readable program for providing a user input interface to implement the integrated waste gas and water treatment method based on electro-adsorption treatment when the computer program product is executed on an electronic device.
Another object of the present invention is to provide a computer-readable storage medium storing instructions which, when executed on a computer, cause the computer to execute the integrated treatment method for waste gas and water based on electro-adsorption treatment.
By combining all the technical schemes, the invention has the advantages and positive effects that: the invention provides an integrated treatment device for waste gas and waste water based on electro-adsorption treatment, which is characterized in that waste gas is washed by a spraying module, and dust and oil gas in the waste gas are secondarily cleaned by an electrostatic adsorption module; then removing suspended matters in the wastewater through a suspended matter filtering module; finally, the wastewater is adsorbed by the reinforced electro-adsorption module, so that the wastewater is not deposited after being treated, and the zero-discharge effect of the wastewater is achieved. Meanwhile, the suspended matter detection module provided by the invention can be used for measuring the suspended matter concentration once only by adopting the existing measurement method, and then a standard curve can be obtained by a concentration method.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained from the drawings without creative efforts.
FIG. 1 is a block diagram of an integrated waste gas and wastewater treatment device based on electro-adsorption treatment according to an embodiment of the present invention;
in the figure: 1. a spraying module; 2. an electrostatic adsorption module; 3. a suspended matter filtering module; 4. a suspended matter detection module; 5. a wireless communication module; 6. a central control module; 7. an enhanced electro-adsorption module; 8. a biochemical treatment module; 9. a liquid level detection module; 10. an ion detection module; 11. an evaluation module; 12. and a display module.
FIG. 2 is a flow chart of an integrated treatment method of waste gas and wastewater based on electro-adsorption treatment provided by the embodiment of the invention.
Fig. 3 is a flowchart of a method for detecting suspended matter concentration in wastewater by a suspended matter detection module using a solid suspended matter sensor according to an embodiment of the present invention.
Fig. 4 is a flowchart of a method for detecting a liquid level of a wastewater pool by a liquid level detection module using a liquid level sensor according to an embodiment of the present invention.
Fig. 5 is a flowchart of a method for detecting the ion concentration of the integrated treatment device for waste gas and wastewater based on electro-adsorption treatment by using an ion detector through an ion detection module according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Aiming at the problems in the prior art, the invention provides an integrated treatment device and a treatment method for waste gas and wastewater based on electro-adsorption treatment, and the invention is described in detail below with reference to the accompanying drawings.
As shown in fig. 1, an integrated treatment apparatus for waste gas and wastewater based on electro-adsorption treatment according to an embodiment of the present invention includes: the device comprises a spraying module 1, an electrostatic adsorption module 2, a suspended matter filtering module 3, a suspended matter detection module 4, a wireless communication module 5, a central control module 6, an enhanced electric adsorption module 7, a biochemical treatment module 8, a liquid level detection module 9, an ion detection module 10, an evaluation module 11 and a display module 12.
The spraying module 1 is connected with the central control module 6 and used for introducing waste gas into a spraying chamber through a first induced draft fan, spraying the waste gas by using a spraying device in the spraying chamber, washing the waste gas, washing off most dust particles and part of oil gas, and introducing the waste water obtained by spraying into a waste water pool;
the electrostatic adsorption module 2 is connected with the central control module 6 and used for introducing the waste gas subjected to spraying treatment into the electrostatic adsorption tower through a second induced draft fan and secondarily cleaning dust and oil gas in the waste gas by using a high-voltage electrostatic device in the electrostatic adsorption tower;
the suspended matter filtering module 3 is connected with the central control module 6 and is used for injecting the wastewater in the wastewater pool into the sand filtering device through the water inlet pipe and removing suspended matters in the wastewater by using the sand filtering device;
the suspended matter detection module 4 is connected with the central control module 6 and used for detecting the concentration of suspended matters in the wastewater through the solid suspended matter sensor and sending detection data to the central processing unit;
the wireless communication module 5 is connected with the central control module 6 and is used for transmitting data through a wireless communication device based on WiFi/4G;
the central control module 6 is connected with the spraying module 1, the electrostatic adsorption module 2, the suspended matter filtering module 3, the suspended matter detection module 4, the wireless communication module 5, the reinforced electric adsorption module 7, the biochemical treatment module 8, the liquid level detection module 9, the ion detection module 10, the evaluation module 11 and the display module 12, and is used for controlling the normal operation of each module of the waste gas and wastewater integrated treatment device based on electric adsorption treatment through a central processing unit;
the reinforced electro-adsorption module 7 is connected with the central control module 6 and is used for carrying out reinforced electro-adsorption operation on the wastewater after the suspended matters are filtered through the reinforced electro-adsorption device and the intelligent controller;
the biochemical treatment module 8 is connected with the central control module 6 and is used for performing biochemical treatment on the wastewater after the enhanced electroadsorption through an MBR membrane module arranged in the MBR reactor;
the liquid level detection module 9 is connected with the central control module 6 and used for detecting the liquid level of the wastewater pool through a liquid level sensor and sending detection data to the central processor;
the ion detection module 10 is connected with the central control module 6 and is used for detecting the ion concentration of the corresponding water level in the integrated treatment device of the waste gas and the waste water based on the electro-adsorption treatment through an ion detector;
the evaluation module 11 is connected with the central control module 6 and used for evaluating the integrated treatment effect of the waste gas and the waste water according to the detected ion concentration data of the corresponding water level through an evaluation program;
and the display module 12 is connected with the central control module 6 and is used for displaying the detected liquid level height of the wastewater pool, the suspended matter concentration, the ion concentration and real-time data of the processing and evaluation result through a display.
The water inlet pipe provided by the embodiment of the invention is provided with a first water pump, the first water pump is used for pumping sewage from the water inlet pipe into the sand filtration device, the rear connecting pipe is provided with a second water pump, the second water pump is used for pumping the wastewater in the treatment tank into the MBR, the water outlet pipe is provided with a third water pump, the third water pump is used for pumping the sewage treated in the MBR, the water inlet pipe, the front connecting pipe, each tank opening, the rear connecting pipe and the water outlet pipe are respectively provided with a switch valve, the switch valves are used for opening and closing corresponding pipelines and tank openings, the intelligent controller is connected with each water pump, the ion detector and the switch valves, and the intelligent controller can receive detection information of the ion detector and control the opening and closing of each water pump and each.
The reinforced electro-adsorption device provided by the embodiment of the invention comprises a plurality of groups of electro-adsorption treatment units, wherein the plurality of groups of electro-adsorption treatment units are sequentially arranged in the waste gas and wastewater integrated treatment device based on electro-adsorption treatment from front to back, and the space in a treatment tank is isolated into a plurality of sections.
Each group of electro-adsorption treatment units provided by the embodiment of the invention comprises an anode metal plate and a cathode metal plate which are vertically arranged in parallel, the anode metal plates and the cathode metal plates are alternately arranged among the electro-adsorption treatment units, water passing channels of the adjacent metal plates are vertically alternated, so that sewage in the integrated treatment device for waste gas and wastewater can snake up and down between the metal plates, the anode metal plates and the cathode metal plates are connected with an external power supply, the external power supply can enable the anode metal plates to be positively charged, and the cathode metal plates are negatively charged.
As shown in fig. 2, the integrated treatment method for waste gas and wastewater based on electro-adsorption treatment provided by the embodiment of the invention comprises the following steps:
s101, introducing waste gas into a spraying chamber through a spraying module by using a first induced draft fan, spraying the waste gas by using a spraying device in the spraying chamber, washing the waste gas, washing off most dust particles and part of oil gas, and introducing the sprayed waste water into a waste water tank.
And S102, introducing the waste gas subjected to spraying treatment into the electrostatic adsorption tower through the electrostatic adsorption module by using a second induced draft fan, and performing secondary cleaning on dust and oil gas in the waste gas by using a high-voltage electrostatic device in the electrostatic adsorption tower.
S103, injecting the wastewater in the wastewater pool into a sand filtration device through a suspended matter filtration module by using a water inlet pipe, and removing suspended matters in the wastewater by using the sand filtration device; utilize the suspended solid sensor to detect the suspended solid concentration in the waste water through suspended solid detection module to detect data transmission to central processing unit.
S104, transmitting data by using a wireless communication device based on WiFi/4G through a wireless communication module; and controlling the normal operation of each module of the waste gas and wastewater integrated treatment device based on the electro-adsorption treatment by using a central processing unit through a central control module.
S105, performing enhanced electro-adsorption operation on the wastewater subjected to the suspended matter filtering treatment by using an enhanced electro-adsorption device and an intelligent controller through an enhanced electro-adsorption module; and biochemically treating the wastewater after the enhanced electric adsorption by using an MBR (membrane bioreactor) membrane assembly arranged in the MBR through a biochemical treatment module.
S106, detecting the liquid level of the wastewater pool by using a liquid level sensor through a liquid level detection module, and sending detection data to a central processing unit; and detecting the ion concentration of the corresponding water level in the integrated treatment device for the waste gas and the waste water based on the electro-adsorption treatment by using an ion detector through an ion detection module.
S107, evaluating the integrated treatment effect of the waste gas and the waste water by an evaluation module according to the detected ion concentration data of the corresponding water level by using an evaluation program; and displaying the detected liquid level height of the wastewater pool, the suspended matter concentration and the ion concentration by using a display through a display module, and processing real-time data of an evaluation result.
As shown in fig. 3, in step S103, the method for detecting suspended matter concentration in wastewater by using a suspended matter sensor through a suspended matter detection module according to an embodiment of the present invention includes:
s201, selecting a polyethylene bottle or a hard glass bottle, washing with a detergent, sequentially washing with tap water and distilled water, collecting a water sample after washing with the collected water sample for three times, and tightly covering the bottle stopper.
S202, drawing a standard curve, taking a sewage sample liquid, removing floating impurities in the sewage sample liquid, and detecting the suspended matter concentration of the sewage sample liquid by using a solid suspended matter sensor; concentrating to obtain suspension standard solutions with different volumes, and drawing suspension standard curves.
S203, collecting sample liquid to be detected of the sewage, and removing floating impurities from the sample liquid to be detected; and detecting the treated sample liquid to be detected at the wavelength of 810nm, taking distilled water as a reference, comparing with the suspension standard curve, and detecting the suspension concentration of the sample liquid to be detected according to the obtained absorbance value of the suspension concentration.
As shown in fig. 4, in step S106, the method for detecting the liquid level of the wastewater tank by using the liquid level sensor through the liquid level detection module according to the embodiment of the present invention includes:
s301, a signal with a preset frequency and a preset waveform is provided through a signal generating circuit built in the liquid level sensor, the signal with the preset frequency and the preset waveform is received through a reference circuit, and the signal is output as a first signal.
And S302, receiving the signal with the preset frequency and the preset waveform through a sampling circuit, and outputting a second signal.
S303, receiving the first signal and the second signal through a comparison circuit, comparing the first signal with the second signal, judging and generating a corresponding comparison result signal, and determining the liquid level height of the wastewater pool.
In step S303 provided in the embodiment of the present invention, the method for determining and generating a corresponding comparison result signal by using a comparison circuit includes:
receiving the comparison result signal by a processing circuit,
when the processing circuit determines that the difference value between the output voltage corresponding to the comparison result signal and the threshold voltage is greater than or equal to a set voltage, generating a liquid level confirmation signal to determine that the liquid level detection needle contacts the liquid level;
and when the threshold voltage is determined according to the comparison result signal received by the processing circuit when the liquid level detection needle is not contacted with the liquid level.
As shown in fig. 5, in step S106, the method for detecting the ion concentration of the corresponding water level in the integrated processing apparatus for exhaust gas and wastewater based on electro-adsorption treatment by using the ion detector through the ion detection module according to the embodiment of the present invention includes:
s401, adding 15mL of silver nitrate solution with the concentration of 0.5mol/L into a sewage sample with the chloride ion content of 1000-10000 mg/L, mixing, shaking up, precipitating, and adding water to dilute to 35 mL.
S402, centrifugally separating, putting 5mL of supernatant into a digestion tube, adding 3mL of 15% mercury sulfate solution, 2mL of 0.025mol/L potassium dichromate oxidant solution and 10mL of 1% sulfuric acid-silver sulfate catalyst solution, and shaking up with a plug.
S403, placing the digestion tube in a closed digestion instrument to be digested for 15-20 min at 160-165 ℃, taking out and cooling, and determining the ion content in the sample by using a colorimetric method.
In the above embodiments, the implementation may be wholly or partially realized by software, hardware, firmware, or any combination thereof. When used in whole or in part, can be implemented in a computer program product that includes one or more computer instructions. When loaded or executed on a computer, cause the flow or functions according to embodiments of the invention to occur, in whole or in part. The computer may be a general purpose computer, a special purpose computer, a network of computers, or other programmable device. The computer instructions may be stored in a computer readable storage medium or transmitted from one computer readable storage medium to another, for example, the computer instructions may be transmitted from one website site, computer, server, or data center to another website site, computer, server, or data center via wire (e.g., coaxial cable, fiber optic, Digital Subscriber Line (DSL), or wireless (e.g., infrared, wireless, microwave, etc.)). The computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device, such as a server, a data center, etc., that includes one or more of the available media. The usable medium may be a magnetic medium (e.g., floppy disk, hard disk, magnetic tape), an optical medium (e.g., DVD), or a semiconductor medium (e.g., solid state disk (ssd)), among others.
The above description is only for the purpose of illustrating the present invention and the appended claims are not to be construed as limiting the scope of the invention, which is intended to cover all modifications, equivalents and improvements that are within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides an exhaust gas waste water integration processing apparatus based on electrosorption is handled which characterized in that, exhaust gas waste water integration processing apparatus based on electrosorption is handled includes:
the device comprises a spraying module, an electrostatic adsorption module, a suspended matter filtering module, a suspended matter detection module, a wireless communication module, a central control module, an enhanced electric adsorption module, a biochemical treatment module, a liquid level detection module, an ion detection module, an evaluation module and a display module;
the spraying module is connected with the central control module and used for introducing the waste gas into the spraying chamber through the first induced draft fan, spraying the waste gas by using a spraying device in the spraying chamber, washing the waste gas, washing off most dust particles and part of oil gas, and introducing the waste water obtained by spraying into a waste water pool;
the electrostatic adsorption module is connected with the central control module and used for introducing the waste gas subjected to spraying treatment into the electrostatic adsorption tower through a second induced draft fan and carrying out secondary cleaning on dust and oil gas in the waste gas by utilizing a high-voltage electrostatic device in the electrostatic adsorption tower;
the suspended matter filtering module is connected with the central control module and is used for injecting the wastewater in the wastewater pool into the sand filtering device through the water inlet pipe and removing suspended matters in the wastewater by using the sand filtering device;
the suspended matter detection module is connected with the central control module and used for detecting the concentration of suspended matters in the wastewater through the solid suspended matter sensor and sending detection data to the central processing unit;
the wireless communication module is connected with the central control module and is used for transmitting data through a wireless communication device based on WiFi/4G;
the central control module is connected with the spraying module, the electrostatic adsorption module, the suspended matter filtering module, the suspended matter detection module, the wireless communication module, the reinforced electric adsorption module, the biochemical treatment module, the liquid level detection module, the ion detection module, the evaluation module and the display module and is used for controlling the normal operation of each module of the waste gas and wastewater integrated treatment device based on electric adsorption treatment through the central processing unit;
the reinforced electro-adsorption module is connected with the central control module and is used for carrying out reinforced electro-adsorption operation on the wastewater after the suspended matters are filtered through the reinforced electro-adsorption device and the intelligent controller;
the biochemical treatment module is connected with the central control module and is used for performing biochemical treatment on the wastewater after the enhanced electric adsorption through an MBR (membrane bioreactor) membrane assembly arranged in the MBR;
the liquid level detection module is connected with the central control module and used for detecting the liquid level height of the wastewater pool through the liquid level sensor and sending detection data to the central processing unit;
the ion detection module is connected with the central control module and is used for detecting the ion concentration of the corresponding water level in the integrated treatment device of the waste gas and the waste water based on the electro-adsorption treatment through the ion detector;
the evaluation module is connected with the central control module and used for evaluating the integrated treatment effect of the waste gas and the waste water according to the detected ion concentration data of the corresponding water level through an evaluation program;
and the display module is connected with the central control module and is used for displaying the detected liquid level height, suspended matter concentration and ion concentration of the wastewater pool and processing real-time data of an evaluation result through a display.
2. The integrated treatment device for waste gas and water based on electro-adsorption treatment of claim 1, wherein the water inlet pipe is provided with a first water pump for pumping sewage from the water inlet pipe to the sand filter device, the rear connecting pipe is provided with a second water pump for pumping the waste water in the treatment tank to the MBR, the water outlet pipe is provided with a third water pump for pumping the sewage treated in the MBR, the water inlet pipe, the front connecting pipe, each tank opening, the rear connecting pipe and the water outlet pipe are provided with a switch valve for opening and closing the corresponding pipeline and tank opening, the intelligent controller is connected with each water pump, the ion detector and the switch valve, and the intelligent controller can receive the detection information of the ion detector and control the opening and closing of each water pump and the switch valve.
3. The integrated waste gas and water treatment device based on electro-adsorption treatment as claimed in claim 1, wherein the reinforced electro-adsorption device comprises a plurality of groups of electro-adsorption treatment units, the groups of electro-adsorption treatment units are sequentially installed in the integrated waste gas and water treatment device based on electro-adsorption treatment from front to back, and the space in the treatment tank is divided into a plurality of sections;
each group of electric adsorption treatment units comprises an anode metal plate and a cathode metal plate which are erected in parallel, the anode metal plates and the cathode metal plates are alternately arranged among the electric adsorption treatment units, water passing channels of the adjacent metal plates are alternately arranged up and down, so that sewage in the integrated waste gas and wastewater treatment device can snake up and down between the metal plates, the anode metal plates and the cathode metal plates are connected with an external power supply, the external power supply can enable the anode metal plates to be positively charged, and the cathode metal plates can be negatively charged.
4. The integrated treatment method for the waste gas and water based on the electro-adsorption treatment by applying the integrated treatment device for the waste gas and water based on the electro-adsorption treatment according to any one of claims 1 to 3, characterized by comprising the following steps of:
introducing waste gas into a spraying chamber by using a first induced draft fan through a spraying module, spraying the waste gas by using a spraying device in the spraying chamber, washing the waste gas to remove most dust particles and part of oil gas, and introducing the waste water obtained by spraying into a waste water tank;
introducing the waste gas subjected to spraying treatment into an electrostatic adsorption tower through an electrostatic adsorption module by using a second induced draft fan, and performing secondary cleaning on dust and oil gas in the waste gas by using a high-voltage electrostatic device in the electrostatic adsorption tower;
injecting the wastewater in the wastewater pool into a sand filtration device through a suspended matter filtration module by using a water inlet pipe, and removing suspended matters in the wastewater by using the sand filtration device; the suspended matter detection module detects the concentration of suspended matters in the wastewater by using a solid suspended matter sensor and sends detection data to the central processing unit;
step four, data transmission is carried out by utilizing a wireless communication device based on WiFi/4G through a wireless communication module; the normal operation of each module of the waste gas and wastewater integrated treatment device based on the electro-adsorption treatment is controlled by a central control module and a central processing unit;
fifthly, performing reinforced electro-adsorption operation on the wastewater subjected to the suspended matter filtering treatment by using a reinforced electro-adsorption device and an intelligent controller through a reinforced electro-adsorption module; performing biochemical treatment on the wastewater after the enhanced electric adsorption by using an MBR (membrane bioreactor) membrane assembly arranged in the MBR through a biochemical treatment module;
step six, detecting the liquid level of the wastewater pool by using a liquid level sensor through a liquid level detection module, and sending detection data to a central processing unit; detecting the ion concentration of the corresponding water level in the integrated treatment device of the waste gas and the waste water based on the electro-adsorption treatment by using an ion detector through an ion detection module;
evaluating the integrated treatment effect of the waste gas and the waste water by an evaluation module according to the detected ion concentration data of the corresponding water level by using an evaluation program; and displaying the detected liquid level height of the wastewater pool, the suspended matter concentration and the ion concentration by using a display through a display module, and processing real-time data of an evaluation result.
5. The integrated treatment method for waste gas and water based on electro-adsorption treatment as claimed in claim 1, wherein in step three, the method for detecting the suspended matter concentration in the waste water by the suspended matter detection module by using the solid suspended matter sensor comprises:
(I) cleaning a polyethylene bottle or a hard glass bottle with a detergent, sequentially washing the polyethylene bottle or the hard glass bottle with tap water and distilled water, cleaning the polyethylene bottle or the hard glass bottle with collected water samples for three times, collecting the water samples, and tightly covering the bottle stopper;
(II) drawing a standard curve, taking a sewage sample liquid, removing floating impurities in the sewage sample liquid, and detecting the suspended matter concentration of the sewage sample liquid by using a solid suspended matter sensor; concentrating into suspension standard solutions with different volumes, and drawing a suspension standard curve;
(III) collecting sample liquid to be detected of the sewage, and removing floating impurities from the sample liquid to be detected; and detecting the treated sample liquid to be detected at the wavelength of 810nm, taking distilled water as a reference, comparing with the suspension standard curve, and detecting the suspension concentration of the sample liquid to be detected according to the obtained absorbance value of the suspension concentration.
6. The integrated treatment method for waste gas and water based on electro-adsorption treatment as claimed in claim 1, wherein in step six, the method for detecting the liquid level of the wastewater pool by the liquid level detection module and the liquid level sensor comprises:
(a) providing a signal with a preset frequency and a preset waveform through a signal generating circuit built in the liquid level sensor, receiving the signal with the preset frequency and the preset waveform through a reference circuit, and outputting the signal as a first signal;
(b) receiving the signals with the preset frequency and the preset waveform through a sampling circuit, and outputting the signals as second signals;
(c) and receiving the first signal and the second signal through a comparison circuit, comparing the first signal with the second signal, judging and generating a corresponding comparison result signal, and determining the liquid level of the wastewater pool.
7. The integrated waste gas and water treatment method based on electro-adsorption treatment as claimed in claim 6, wherein in the step (c), the method for judging and generating the corresponding comparison result signal by the comparison circuit comprises:
receiving the comparison result signal by a processing circuit,
when the processing circuit determines that the difference value between the output voltage corresponding to the comparison result signal and the threshold voltage is greater than or equal to a set voltage, generating a liquid level confirmation signal to determine that the liquid level detection needle contacts the liquid level;
and when the threshold voltage is determined according to the comparison result signal received by the processing circuit when the liquid level detection needle is not contacted with the liquid level.
8. The integrated treatment method for waste gas and water based on electro-adsorption treatment according to claim 1, wherein in step six, the method for detecting the ion concentration of the corresponding water level in the integrated treatment device for waste gas and water based on electro-adsorption treatment by using the ion detector through the ion detection module comprises:
(1) adding 15mL of silver nitrate solution with the concentration of 0.5mol/L into a sewage sample with the chloride ion content of 1000-10000 mg/L, mixing, shaking up, precipitating, and adding water to dilute to 35 mL;
(2) centrifuging, taking 5mL of supernatant, placing the supernatant in a digestion tube, adding 3mL of 15% mercury sulfate solution, 2mL of 0.025mol/L potassium dichromate oxidant solution and 10mL of 1% sulfuric acid-silver sulfate catalyst solution, and shaking uniformly with a plug;
(3) and (3) placing the digestion tube in a closed digestion instrument to be digested for 15-20 min at 160-165 ℃, taking out and cooling, and determining the ion content in the sample by using a colorimetric method.
9. A computer program product stored on a computer readable medium, comprising a computer readable program for providing a user input interface to implement the integrated electro-adsorption treatment based waste gas and water treatment method according to any one of claims 4 to 8 when executed on an electronic device.
10. A computer-readable storage medium storing instructions which, when executed on a computer, cause the computer to perform the integrated treatment method for exhaust gas and wastewater based on electro-adsorption treatment according to any one of claims 4 to 8.
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