CN114534404A - Exhaust gas purification method, device, equipment and storage medium based on particulate matters - Google Patents
Exhaust gas purification method, device, equipment and storage medium based on particulate matters Download PDFInfo
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- CN114534404A CN114534404A CN202210090879.8A CN202210090879A CN114534404A CN 114534404 A CN114534404 A CN 114534404A CN 202210090879 A CN202210090879 A CN 202210090879A CN 114534404 A CN114534404 A CN 114534404A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The invention discloses a waste gas purification method, a device, equipment and a storage medium based on particulate matters, wherein the method is applied to a waste gas purification device, and comprises the following steps: filling particulate matter into the exhaust gas purification device; inputting waste gas into the waste gas purification device, forming a filter cake film layer on the surface layer of the particulate matter by using oil and dust in the waste gas, and separating the oil and the dust in the waste gas to enable water and smoke in the waste gas to pass through the filter cake film layer; stripping a filter cake film layer enriched on the surface layer of the particulate matter in a mechanical mode to obtain recovered oil and dust and obtain solid waste; and separating and recovering the water and the flue gas which pass through the filter cake film layer. The invention has good dust removal effect and oil removal effect on waste gas purification, strong adaptability to waste gas temperature change, low operation stability and cost, low manufacturing cost of the device and long service life, meets the purification requirement on complex waste gas and ensures that the smoke reaches the national emission standard.
Description
Technical Field
The invention relates to the technical field of waste gas treatment, in particular to a waste gas purification method, a waste gas purification device, waste gas purification equipment and a storage medium based on particulate matters.
Background
Atmospheric pollution is one of the most outstanding environmental problems in China at present, and a large amount of industrial complex waste gas is discharged into the atmosphere after being untreated and reaching the standard, so that the atmospheric environment is polluted certainly, the human health is harmed, and huge loss is brought to national economy. The prior art has certain limitation in technology and economy when handling the complicated waste gas of industry, and it is relatively poor to have the tiny granule ability in collecting the waste gas, can not satisfy the flue gas dust-laden and reach the national regulation standard, and the filter cake rete can't be peeled off and lead to the production unable to go on, and filter cloth bag, filter plate burn out when producing high temperature waste gas shortcoming, can't satisfy the purification requirement to complicated waste gas.
Disclosure of Invention
The invention mainly aims to provide a waste gas purification method, a waste gas purification device, terminal equipment and a storage medium based on particulate matters, and aims to purify complex waste gas and enable smoke to reach the national emission standard.
In order to achieve the above object, an embodiment of the present invention provides a particulate matter-based exhaust gas purification method applied to an exhaust gas purification apparatus, the method including the steps of:
filling particulate matter into the exhaust gas purification device;
inputting waste gas into the waste gas purification device, forming a filter cake film layer on the surface layer of the particulate matter by using oil and dust in the waste gas, and separating the oil and the dust in the waste gas to enable water and smoke in the waste gas to pass through the filter cake film layer;
stripping a filter cake film layer enriched on the surface layer of the particulate matter in a mechanical mode to obtain recovered oil and dust and obtain solid waste;
and separating and recovering the water and the flue gas which pass through the filter cake film layer.
Optionally, the exhaust gas purification apparatus includes: bell, cloth fill and clarifier, to the step of filling particulate matter in the exhaust gas purification device includes:
putting the particles into the distributing hopper through the bell;
and uniformly distributing the particles in the distribution hopper on the purifier.
Optionally, the step of mechanically stripping a filter cake film layer enriched on the surface layer of the particulate matter to obtain recovered oil and dust to obtain solid waste comprises:
and stripping a filter cake film layer enriched on the surface layer of the particles in a mechanical mode to obtain recovered oil and dust, and meanwhile, spreading new particles, so that the repeated circulation is repeated for many times to obtain solid waste.
Optionally, the step of feeding the exhaust gas into the exhaust gas purification apparatus, forming a filter cake film layer on the surface of the particulate matter by using oil and dust in the exhaust gas, and separating the oil and dust in the exhaust gas to allow water and flue gas in the exhaust gas to pass through the filter cake film layer comprises:
inputting waste gas into the waste gas purification device, and forming a filter cake film layer on the surface layer of the particles, wherein in the filter cake film layer, gaps among the particles are filled through oil and dust in the waste gas, a fine-pore permeable filtering layer which only allows water and smoke to pass is formed, and the oil and the dust in the waste gas are separated.
Optionally, the exhaust gas purification apparatus further includes: the step of separating and recovering the water and the flue gas which pass through the filter cake film layer comprises the following steps:
and separating water and smoke from the mixture of water and smoke passing through the filter cake film layer by the steam-water separator.
Optionally, the method further comprises:
and treating the solid waste, the water and the flue gas so as to enable the solid waste, the water and the flue gas to reach the national emission standard.
Optionally, the step of treating the solid waste, water and flue gas to reach the national emission standard comprises:
conveying the solid waste to a spiral conveyor connected with a waste gas purification device for combustion treatment;
inputting the water into a pool for recycling through a water pipe connected with a waste gas purification device;
and detecting the smoke, and discharging the smoke through a chimney after the smoke reaches the standard.
Further, in order to achieve the above object, an embodiment of the present invention also proposes an exhaust gas purification apparatus including: a bell, a distributing hopper, a purifier and a steam-water separator;
the material bell is used for conveying the filled particles into the distribution hopper, and the particles are uniformly distributed on the purifier through the distribution hopper;
the purifier is used for forming a filter cake film layer on the surface layer of the particulate matter by using oil and dust in the waste gas for the input waste gas, separating the oil and the dust in the waste gas, enabling water and smoke in the waste gas to pass through the filter cake film layer, and stripping the filter cake film layer enriched on the surface layer of the particulate matter in a mechanical mode to obtain recovered oil and dust to obtain solid waste;
and the steam-water separator is used for separating water and smoke from the mixture of the water and the smoke passing through the filter cake film layer.
In addition, in order to achieve the above object, an embodiment of the present invention further provides a terminal device, where the terminal device includes a memory, a processor, and a particulate matter-based exhaust gas purification program stored in the memory and operable on the processor, and the particulate matter-based exhaust gas purification program, when executed by the processor, implements the steps of the particulate matter-based exhaust gas purification method described above.
Further, to achieve the above object, an embodiment of the present invention also proposes a computer-readable storage medium having stored thereon a particulate matter-based exhaust gas purification program that, when executed by a processor, implements the steps of the particulate matter-based exhaust gas purification method as described above.
The embodiment of the invention provides a waste gas purification method, a waste gas purification device, equipment and a storage medium based on particulate matters, wherein the method is applied to the waste gas purification device and comprises the following steps: filling particulate matter into the exhaust gas purification device; inputting waste gas into the waste gas purification device, forming a filter cake film layer on the surface layer of the particulate matter by using oil and dust in the waste gas, and separating the oil and the dust in the waste gas to enable water and smoke in the waste gas to pass through the filter cake film layer; stripping a filter cake film layer enriched on the surface layer of the particulate matter in a mechanical mode to obtain recovered oil and dust and obtain solid waste; and separating and recovering the water and the flue gas which pass through the filter cake film layer. From this, through above-mentioned scheme, utilize the easy nature of being attached to the particulate matter top layer of oil and dust in the complicated waste gas, form the filter cake rete that only lets water and flue gas pass through on the particulate matter top layer, cloth becomes new particulate matter skeleton simultaneously at separation waste gas, and the reciprocal production needs that adapt to of circulation satisfies the purification needs to complicated waste gas to make the flue gas reach national regulation emission standard.
Drawings
FIG. 1 is a schematic diagram of an apparatus configuration of a hardware operating environment according to an embodiment of a particulate-based exhaust gas purification method of the present invention;
FIG. 2 is a schematic flow diagram of a first embodiment of a particulate based exhaust gas purification method of the present invention;
FIG. 3 is a schematic flow diagram of a second embodiment of a particulate based exhaust gas purification method of the present invention;
FIG. 4 is a schematic flow chart showing the detailed steps of the particulate matter-based exhaust gas purification method of the present invention;
fig. 5 is a functional block diagram schematically showing a first embodiment of an exhaust gas purifying apparatus according to an embodiment of the particulate matter-based exhaust gas purifying method of the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The main solution of the embodiment of the invention is as follows: filling particulate matter into the exhaust gas purification device; inputting waste gas into the waste gas purification device, forming a filter cake film layer on the surface layer of the particulate matter by using oil and dust in the waste gas, and separating the oil and the dust in the waste gas to enable water and smoke in the waste gas to pass through the filter cake film layer; stripping a filter cake film layer enriched on the surface layer of the particulate matter in a mechanical mode to obtain recovered oil and dust and obtain solid waste; and separating and recovering the water and the flue gas which pass through the filter cake film layer. From this, through above-mentioned scheme, utilize the easy nature of being attached to the particulate matter top layer of oil and dust in the complicated waste gas, form the filter cake rete that only lets water and flue gas pass through on the particulate matter top layer, cloth becomes new particulate matter skeleton simultaneously at separation waste gas, and the reciprocal production needs that adapt to of circulation satisfies the purification needs to complicated waste gas to make the flue gas reach national regulation emission standard.
The embodiment of the invention considers that the prior related scheme has the following methods for purifying waste gas: electric field dust deposition, vortex dust collection, liquid spray dust removal, filter bag filtration and filter plate filtration. The capabilities of electric field dust deposition, vortex dust collection and liquid spraying dust collection for collecting fine particles in waste gas are poor, and the dust content in flue gas can not meet the national standard; the filtering of the filter bag and the filtering of the filter plate can only meet the requirement that the dust content of the smoke reaches the national standard in a short time. When the waste gas reaches the condensation condition, a compact filter cake film layer is formed on the surface of the filter medium, and the film layer cannot be peeled off, so that the smoke passing resistance is increased, and the production cannot be carried out; when high-temperature waste gas is generated due to production fluctuation, burning accidents of the filter bag and the filter plate are caused, and heavy loss is formed. The complex waste gas contains: oil, water, dust, smoke and the like, and four items need to be separated to ensure that the waste gas reaches the national smoke emission standard, so that the existing industrial separation method cannot meet the purification requirement of complex waste gas.
Therefore, the embodiment of the invention provides a solution, which can realize that a filter cake film layer only allowing water and flue gas to pass through is formed on the surface layer of the particulate matters by utilizing the property that oil and dust in the complex waste gas are easy to attach to the surface layer of the particulate matters, a new particulate matter framework is distributed while the waste gas is separated, the circulation is reciprocated to adapt to the production requirement, the purification requirement of the complex waste gas is met, and the flue gas reaches the national specified emission standard.
Specifically, referring to fig. 1, fig. 1 is a schematic structural diagram of a hardware operating environment related to an embodiment of the particulate matter-based exhaust gas purification method according to the present invention.
The equipment of the embodiment of the invention can be an exhaust gas purification device.
As shown in fig. 1, the apparatus may include: a processor 1001, such as a CPU, a network interface 1004, a user interface 1003, a memory 1005, a communication bus 1002. Wherein a communication bus 1002 is used to enable connective communication between these components. The user interface 1003 may include a Display screen (Display), an input unit such as a Keyboard (Keyboard), and the optional user interface 1003 may also include a standard wired interface, a wireless interface. The network interface 1004 may optionally include a standard wired interface, a wireless interface (e.g., WI-FI interface). The memory 1005 may be a high-speed RAM memory or a non-volatile memory (e.g., a magnetic disk memory). The memory 1005 may alternatively be a storage device separate from the processor 1001.
Those skilled in the art will appreciate that the configuration of the apparatus shown in fig. 1 is not intended to be limiting of the apparatus and may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components.
For a better understanding of the above technical solutions, exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Based on the above terminal device architecture but not limited to the above architecture, embodiments of the particulate matter-based exhaust gas purification method of the present invention are provided.
Specifically, referring to fig. 2, fig. 2 is a schematic flow chart of a first embodiment of the particulate matter-based exhaust gas purification method of the present invention.
As shown in fig. 2, a first embodiment of the present invention provides a particulate-based exhaust gas purification method, and this embodiment of the present invention relates to a solution that utilizes the property that oil and dust in complex exhaust gas are easily attached to the surface layer of particulate matter, forms a filter cake film layer on the surface layer of particulate matter, through which only water and flue gas pass, and distributes a new particulate matter skeleton while separating exhaust gas, so as to cyclically adapt to production needs, meet the purification needs of complex exhaust gas, and make the flue gas meet the national emission standards.
Specifically, the particulate matter-based exhaust gas purification method of the present embodiment includes:
step S101, filling particulate matter into the exhaust gas purification apparatus.
The particulate matter is input into the waste gas purification device, so that the particulate matter and special impurities in the complex waste gas form a filter layer, and impurities in the waste gas are ingeniously utilized to separate impurity components. The particulate matter can be filled manually or automatically by a machine.
In the present embodiment, the complex exhaust gas includes: oil, water, dust and smoke, wherein a filter cake film layer is rapidly produced by utilizing the property that the oil and the dust in the complex waste gas are easy to attach to the surface layer of the particles, a superfine pore permeable filtering layer which only allows the water and the smoke to pass is formed, and the oil and the dust in the waste gas are separated, so that the particles refer to all media which can block the dust and the oil from passing and ensure the qualified water and the smooth smoke; not limited to inorganic substances such as bentonite, sea sand and river sand, and organic substances such as activated carbon and plastic particles; the particles can be acidic or alkaline, can be oxidizing or reducing, and have large or small particle size; the particle fault can be thick or thin; the particulate surface area ranges from 0.1 square meters to infinity.
Specifically, as an embodiment, the exhaust gas purification apparatus may include: a bell, a distributing hopper, a purifier and a steam-water separator. The output port of the material bell is connected with the input port of the material distributing hopper, the output port of the material distributing hopper is connected with the input port of the purifier, and the output port of the purifier is respectively connected with the input ports of the screw conveyor and the steam-water separator. Will the particulate matter is placed material clock's input port department, material clock are used for holding the particulate matter, and material clock's output port is connected with the input port of cloth fill, through material clock will the particulate matter is carried in the cloth is fought. The output port of the distributing hopper is connected with the input port of the purifier, and the particulate matters are uniformly loaded on the purifier through the distributing hopper.
Step S102, inputting waste gas into the waste gas purification device, forming a filter cake film layer on the surface layer of the particulate matter by using oil and dust in the waste gas, and separating the oil and dust in the waste gas to enable water and smoke in the waste gas to pass through the filter cake film layer.
In the present embodiment, the complex exhaust gas includes: oil, water, dustproof and flue gas are through certain mode collection pending waste gas, pass through exhaust gas purification device with it, the particulate matter acts as the adsorption inside, adsorbs certain impurity, forms one filter cake rete, makes other impurity indirectly pass through the particulate matter, and the separation obtains corresponding impurity.
Specifically, as an embodiment, the exhaust gas to be treated is collected in advance by a collection module, and an output end of the collection module is connected with an input end of a purifier in the exhaust gas purification device. And after the particulate matters are filled, inputting the waste gas into the purifier through the acquisition module. Oil and dust in the waste gas to be treated are attached to the surface layer of the particles in the purifier, a filter cake film layer is rapidly produced, and in the filter cake film layer, the gaps between the particles are filled with the oil and the particle dust to form a superfine air hole permeable filtering layer which only allows water and smoke to pass through, so that the oil and the dust in the waste gas are separated, and the water and the smoke in the waste gas pass through the filter cake film layer.
And S103, stripping a filter cake film layer enriched on the surface layer of the particulate matter in a mechanical mode to obtain recovered oil and dust and obtain solid waste.
In this embodiment, after all the exhaust gas passes through the purifier, the filter cake film layer is still located on the surface layer of the purifier, and oil sludge and dust need to be mechanically removed to recover oil and dust and obtain solid waste. The material of the mechanical dust removal and the oil sludge can be metal, plastic, ceramic and the like, and all the materials can support particulate matter and filter plane substances; may be single-layered or multi-layered; the shape can be round or square; the mechanical operation mode can be rotated and reciprocated; the layer of silt-removing and new particles can be thin or thick.
Specifically, as an embodiment, after all the waste gas passes through the purifier, the filter cake film layer enriched on the surface layer of the particulate matter is mechanically stripped to obtain recovered oil and dust, and solid waste is obtained. Meanwhile, new particles are placed at the input port of the bell, and are conveyed to the distribution hopper through the bell to be distributed evenly, so that the permeability among the particles is ensured repeatedly in a circulating mode for many times, and the continuous and stable exhaust requirement of industrial production is met.
And step S104, separating and recovering the water and the flue gas which pass through the filter cake film layer.
In this embodiment, the mixture of water and flue gas passing through the filter cake membrane layer cannot be directly discharged into the air, on one hand, the water in the mixture of water and flue gas can be recycled by separation, and on the other hand, the flue gas cannot be guaranteed to reach the national emission standard, so that the mixture of water and flue gas needs to be further separated and recycled.
Specifically, as an implementation manner, a steam-water separator is connected with a purifier in the exhaust gas purification device, an output port of the purifier is connected with an input port of the steam-water separator, water and flue gas in the exhaust gas pass through the filter cake film layer and then are input into the steam-water separator, and the water and the flue gas are separated from a water and flue gas mixture of the filter cake film layer through the steam-water separator. The steam-water separator can be an electric flap, a vortex, a filler and the like, and all the separation devices ensure the steam-water separation efficiency and enable the flue gas to be in compliance.
According to the scheme, the particulate matters are filled into the exhaust gas purification device; inputting waste gas into the waste gas purification device, forming a filter cake film layer on the surface layer of the particulate matter by using oil and dust in the waste gas, and separating the oil and the dust in the waste gas to enable water and smoke in the waste gas to pass through the filter cake film layer; stripping a filter cake film layer enriched on the surface layer of the particulate matter in a mechanical mode to obtain recovered oil and dust and obtain solid waste; the water and the smoke which pass through the filter cake film layer are separated and recovered, so that by the scheme, the property that oil and dust in the complex waste gas are easily attached to the surface layer of the particulate matter is utilized, the filter cake film layer which only allows the water and the smoke to pass through is formed on the surface layer of the particulate matter, a new particulate matter framework is distributed while the waste gas is separated, the production needs are adapted to in a circulating and reciprocating manner, the purification needs of the complex waste gas are met, and the smoke reaches the national specified emission standard.
Referring to fig. 3, fig. 3 is a schematic flow chart of a second embodiment of the particulate matter-based exhaust gas purification method of the present invention.
In this embodiment, based on the above embodiment shown in fig. 2, after the step S104 of separating and recovering the water and the flue gas passing through the filter cake membrane layer, the present embodiment further includes: and treating the solid waste, the water and the flue gas so as to enable the solid waste, the water and the flue gas to reach the national emission standard.
Specifically, the step of treating the solid waste, water and flue gas to reach the national emission standard comprises the following steps:
and step S1051, conveying the solid waste to a combustion treatment together through a screw conveyer connected with a waste gas purification device.
In this embodiment, after all the waste gas passes through the waste gas purification device, the solid waste peeled off by the mechanical method needs to be transported and collected together for subsequent treatment, and a screw conveyor can be used to transport the solid waste.
Specifically, as an embodiment, the screw conveyor is connected with a purifier in the exhaust gas purification device, and an output port of the purifier is connected with an input port of the screw conveyor. And after all the waste gas passes through the waste gas purification device, conveying the solid waste by using a screw conveyor, intensively recovering the solid waste, and then intensively combusting the solid waste at a specific position, wherein all the oil and dust in the waste gas are recovered.
And step S1052, inputting the water into a pool for recycling through a water pipe connected with the waste gas purification device.
In this embodiment, the water and flue gas mixture is separated by the steam-water separator to obtain water and flue gas, and then further recovery processing is needed, and water can be recycled in a centralized manner by a transportation mode, which is equivalent to recycling water resources from waste gas.
Specifically, as an implementation mode, one output port of the steam-water separator is connected with the water pool through a water pipe. And water obtained by the separation of the steam-water separator is transported to the water pool through a water pipe, and water resources are recycled from the complex waste gas.
And S1053, detecting the flue gas, and discharging the flue gas through a chimney after the flue gas reaches the standard.
In this embodiment, the water and flue gas mixture is separated by a steam-water separator to obtain water and flue gas, and then further recovery processing is performed on the water and flue gas, and whether the flue gas meets the national emission standard or not is detected, so that the flue gas meeting the standard can be directly discharged, and the flue gas not meeting the standard needs to be circularly processed.
Specifically, as an implementation manner, one output port of the steam-water separator is connected with an input port of the detection module, one output port of the detection module is connected with the chimney, and the other output port of the detection module is connected with an input port of the purifier. The method comprises the steps that smoke obtained through separation of a steam-water separator is input into a detection module, the detection module detects whether the smoke reaches the national emission standard, the smoke reaching the national emission standard can be directly discharged into the atmosphere through a chimney, the smoke not reaching the national emission standard needs to be input into a purifier in a waste gas purification device again, and the operation is repeated until the smoke reaches the national emission standard.
In the embodiment, by adopting the scheme, the solid waste, water and flue gas obtained after separation are further recycled and treated, so that the solid waste, water and flue gas reach the national emission standard. Wherein the particulate matter is utilized to separate out oil, dust, water and flue gas ingeniously, and the follow-up processing of separately carrying out for oil, dust, water and flue gas in the waste gas all obtain reasonable recovery processing, and the operation of whole scheme is stable, and overall cost is lower, satisfies the purification needs to complicated waste gas, and makes the flue gas reach national regulation emission standard.
In this embodiment, based on the embodiments shown in fig. 2 and 3, the detailed step flow of the particulate matter-based exhaust gas purification method of the present invention is specifically described below. Referring to fig. 4, fig. 4 is a flowchart illustrating the detailed steps of the exhaust gas purifying method based on particulate matters according to the present invention. The flow of the particulate matter-based exhaust gas purification method may be as follows:
the connecting channel between the acquisition module and the purifier is closed through the controller, and the complex waste gas is collected in advance through the acquisition module. After selecting proper particles, placing the particles in the bell, conveying the particles into a distribution hopper through the bell, and distributing the particles on a purifier in an exhaust gas purification device through the distribution hopper.
Wait after the particulate matter is loaded and finishes, open the interface channel of collection module and clarifier through the controller, will complicated waste gas is carried in the clarifier, oil and dust in the waste gas of waiting to compound are attached to particulate matter top layer in the clarifier, produce the filter cake rete fast, in the filter cake rete, fill the particulate matter clearance because of grease and particle dust, form the superfine gas pocket that only lets water and flue gas pass through and permeate the filter bed, have separated oil and dust in the waste gas, make water and flue gas in the waste gas pass through the filter cake rete.
And after all the waste gas passes through the purifier, stripping a filter cake film layer enriched on the surface layer of the particulate matter by a mechanical mode to obtain recovered oil and dust and obtain solid waste. Meanwhile, new particles are placed at the input port of the bell, and are conveyed to the distribution hopper through the bell to be distributed evenly, so that the permeability among the particles is ensured repeatedly in a circulating mode for many times, and the continuous and stable exhaust requirement of industrial production is met. And water and flue gas in the waste gas pass through the filter cake film layer and then are input into a steam-water separator, and the water and the flue gas are separated from the mixture of the water and the flue gas in the filter cake film layer through the steam-water separator.
And after all the waste gas passes through the waste gas purification device, conveying the solid waste by using a screw conveyor, and after the solid waste is intensively recovered, carrying out centralized combustion treatment at a specific position. And water obtained by the separation of the steam-water separator is transported to the water pool through a water pipe, and water resources are recycled from the complex waste gas. The method comprises the steps that smoke obtained through separation of a steam-water separator is input into a detection module, the detection module detects whether the smoke reaches the national emission standard, the smoke reaching the national emission standard can be directly discharged into the atmosphere through a chimney, the smoke not reaching the national emission standard needs to be input into a purifier in a waste gas purification device again, and the operation is repeated until the smoke reaches the national emission standard.
In addition, an exhaust gas purifying apparatus is further provided in an embodiment of the present invention, and referring to fig. 5, fig. 5 is a functional module schematic diagram of a first embodiment of an exhaust gas purifying apparatus according to an embodiment of the particulate matter-based exhaust gas purifying method according to the present invention. As shown in fig. 5, the exhaust gas purification apparatus includes: a bell 10, a distributing hopper 20, a purifier 30 and a steam-water separator 40;
the bell 10 is used for conveying the charged particles into the distribution hopper 20, and uniformly distributing the particles on the purifier 30 through the distribution hopper;
the purifier 30 is configured to form a filter cake film layer on the surface layer of the particulate matter by using oil and dust in the exhaust gas of the input exhaust gas, separate the oil and dust in the exhaust gas, allow water and flue gas in the exhaust gas to pass through the filter cake film layer, and mechanically strip the filter cake film layer enriched on the surface layer of the particulate matter to obtain recovered oil and dust, thereby obtaining solid waste;
and the steam-water separator 40 is used for separating water and smoke from the water and smoke mixture passing through the filter cake film layer.
In this embodiment, please refer to the above embodiments, which are not described herein again.
Furthermore, an embodiment of the present invention further provides a terminal device, where the terminal device includes a memory, a processor, and a particulate matter-based exhaust gas purification program stored in the memory and operable on the processor, and the particulate matter-based exhaust gas purification program, when executed by the processor, implements the steps of the particulate matter-based exhaust gas purification method according to the above embodiment.
Since the particulate matter-based exhaust gas purification program is executed by the processor, all technical solutions of all the foregoing embodiments are adopted, so that at least all the beneficial effects brought by all the technical solutions of all the foregoing embodiments are achieved, and detailed description is omitted here.
Furthermore, an embodiment of the present invention also provides a computer-readable storage medium, which stores a particulate matter-based exhaust gas purification program that, when executed by a processor, implements the steps of the particulate matter-based exhaust gas purification method according to the above-described embodiment.
Since the particulate matter-based exhaust gas purification program is executed by the processor, all technical solutions of all the foregoing embodiments are adopted, so that at least all the beneficial effects brought by all the technical solutions of all the foregoing embodiments are achieved, and detailed description is omitted here.
Compared with the prior art, the exhaust gas purification method, the exhaust gas purification device, the exhaust gas purification system, the exhaust gas purification equipment and the storage medium based on the particles, which are provided by the embodiment of the invention, are filled with the particles; inputting waste gas into the waste gas purification device, forming a filter cake film layer on the surface layer of the particulate matter by using oil and dust in the waste gas, and separating the oil and the dust in the waste gas to enable water and smoke in the waste gas to pass through the filter cake film layer; stripping a filter cake film layer enriched on the surface layer of the particulate matter in a mechanical mode to obtain recovered oil and dust and obtain solid waste; and separating and recovering the water and the flue gas which pass through the filter cake film layer. This scheme can realize utilizing the oil in the complicated waste gas and the easy nature of being attached to on particulate matter top layer of dust, forms the filter cake rete that only lets water and flue gas pass through on the particulate matter top layer, and the new particulate matter skeleton is laid into simultaneously at separation waste gas, the reciprocal adaptation production needs of circulation. The device has the advantages of good dust removal effect and oil removal effect on waste gas purification, strong adaptability to waste gas temperature change, low running stability and cost, low manufacturing cost and long service life, meets the purification requirement on complex waste gas, and ensures that the flue gas reaches the national specified emission standard.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, a controlled terminal, or a network device) to execute the method of each embodiment of the present invention.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A particulate matter-based exhaust gas purification method applied to an exhaust gas purification apparatus, comprising the steps of:
filling particulate matter into the exhaust gas purification device;
inputting waste gas into the waste gas purification device, forming a filter cake film layer on the surface layer of the particulate matter by using oil and dust in the waste gas, and separating the oil and the dust in the waste gas to enable water and smoke in the waste gas to pass through the filter cake film layer;
stripping a filter cake film layer enriched on the surface layer of the particulate matter in a mechanical mode to obtain recovered oil and dust and obtain solid waste;
and separating and recovering the water and the flue gas which pass through the filter cake film layer.
2. The particulate-based exhaust gas purification method according to claim 1, wherein the exhaust gas purification apparatus includes: bell, cloth fill and clarifier, to the step of filling particulate matter in the exhaust gas purification device includes:
putting the particles into the distributing hopper through the bell;
and uniformly distributing the particles in the distribution hopper on the purifier.
3. The particulate-based exhaust gas purification method according to claim 1, wherein the step of mechanically stripping a filter cake film layer enriched on a surface layer of the particulate matter to obtain recovered oil and dust comprises:
and stripping a filter cake film layer enriched on the surface layer of the particles in a mechanical mode to obtain recovered oil and dust, and meanwhile, spreading new particles, so that the repeated circulation is repeated for many times to obtain solid waste.
4. The particulate-based exhaust gas purification method according to claim 1, wherein the step of feeding the exhaust gas into the exhaust gas purification apparatus, forming a cake film layer on a surface layer of the particulate matter by using oil and dust in the exhaust gas, separating the oil and dust in the exhaust gas, and passing water and flue gas in the exhaust gas through the cake film layer comprises:
inputting waste gas into the waste gas purification device, forming a filter cake film layer on the surface layer of the particles, wherein in the filter cake film layer, the gaps of the particles are filled by oil and dust in the waste gas, a fine pore permeable filtering layer which only allows water and smoke to pass is formed, and the oil and the dust in the waste gas are separated.
5. The particulate-based exhaust gas purification method according to claim 2, wherein the exhaust gas purification apparatus further comprises: the step of separating and recovering the water and the flue gas which pass through the filter cake film layer comprises the following steps:
and separating water and smoke from the mixture of water and smoke passing through the filter cake film layer by the steam-water separator.
6. The particulate-based exhaust gas purification method according to claim 1, further comprising:
and treating the solid waste, the water and the flue gas so as to enable the solid waste, the water and the flue gas to reach the national emission standard.
7. The particulate-based exhaust gas purification method of claim 6, wherein the step of treating the solid waste water, water and flue gas to reach the state-regulated emission standard comprises:
conveying the solid waste to a spiral conveyor connected with a waste gas purification device for combustion treatment;
inputting the water into a pool for recycling through a water pipe connected with a waste gas purification device;
and detecting the smoke, and discharging the smoke through a chimney after the smoke reaches the standard.
8. An exhaust gas purification apparatus, characterized by comprising: a bell, a distributing hopper, a purifier and a steam-water separator;
the material bell is used for conveying the filled particles into the distribution hopper, and the particles are uniformly distributed on the purifier through the distribution hopper;
the purifier is used for forming a filter cake film layer on the surface layer of the particulate matter by using oil and dust in the waste gas for the input waste gas, separating the oil and the dust in the waste gas, enabling water and smoke in the waste gas to pass through the filter cake film layer, and stripping the filter cake film layer enriched on the surface layer of the particulate matter in a mechanical mode to obtain recovered oil and dust to obtain solid waste;
and the steam-water separator is used for separating water and smoke from the mixture of the water and the smoke passing through the filter cake film layer.
9. A terminal device, characterized in that the terminal device comprises a memory, a processor, and a particulate matter-based exhaust gas purification program stored on the memory and executable on the processor, the particulate matter-based exhaust gas purification program, when executed by the processor, implementing the particulate matter-based exhaust gas purification method according to any one of claims 1 to 7.
10. A computer-readable storage medium, characterized in that the computer-readable storage medium has stored thereon a particulate-based exhaust gas purification program that, when executed by a processor, implements the particulate-based exhaust gas purification method according to any one of claims 1 to 7.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210090879.8A CN114534404A (en) | 2022-01-25 | 2022-01-25 | Exhaust gas purification method, device, equipment and storage medium based on particulate matters |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210090879.8A CN114534404A (en) | 2022-01-25 | 2022-01-25 | Exhaust gas purification method, device, equipment and storage medium based on particulate matters |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0399416A1 (en) * | 1989-05-23 | 1990-11-28 | Kawasaki Jukogyo Kabushiki Kaisha | Method for removal of dust contained in a gas and for reaction of a toxic component of said gas |
| CN203564914U (en) * | 2013-05-29 | 2014-04-30 | 陈启贵 | Filler flowing replacement type dust removal device |
| CN105797503A (en) * | 2016-05-16 | 2016-07-27 | 福建省天朗环保设备有限公司 | Purification method for recycling paint mist by using paint slag |
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2022
- 2022-01-25 CN CN202210090879.8A patent/CN114534404A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0399416A1 (en) * | 1989-05-23 | 1990-11-28 | Kawasaki Jukogyo Kabushiki Kaisha | Method for removal of dust contained in a gas and for reaction of a toxic component of said gas |
| CN203564914U (en) * | 2013-05-29 | 2014-04-30 | 陈启贵 | Filler flowing replacement type dust removal device |
| CN105797503A (en) * | 2016-05-16 | 2016-07-27 | 福建省天朗环保设备有限公司 | Purification method for recycling paint mist by using paint slag |
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