CN117346264A - Array purification module, air treatment system, air conditioner, purifier and control method - Google Patents
Array purification module, air treatment system, air conditioner, purifier and control method Download PDFInfo
- Publication number
- CN117346264A CN117346264A CN202210753525.7A CN202210753525A CN117346264A CN 117346264 A CN117346264 A CN 117346264A CN 202210753525 A CN202210753525 A CN 202210753525A CN 117346264 A CN117346264 A CN 117346264A
- Authority
- CN
- China
- Prior art keywords
- air
- inner cavity
- degradation device
- air pump
- porous
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000746 purification Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 94
- 231100000719 pollutant Toxicity 0.000 claims abstract description 94
- 238000001179 sorption measurement Methods 0.000 claims abstract description 86
- 230000015556 catabolic process Effects 0.000 claims description 91
- 238000006731 degradation reaction Methods 0.000 claims description 91
- 239000013543 active substance Substances 0.000 claims description 31
- 239000003054 catalyst Substances 0.000 claims description 18
- 239000000758 substrate Substances 0.000 claims description 17
- 239000000356 contaminant Substances 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 14
- 239000011148 porous material Substances 0.000 claims description 9
- 239000000919 ceramic Substances 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 6
- 239000012621 metal-organic framework Substances 0.000 claims description 5
- 239000002808 molecular sieve Substances 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000003575 carbonaceous material Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 239000003607 modifier Substances 0.000 claims description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 15
- QMMFVYPAHWMCMS-UHFFFAOYSA-N Dimethyl sulfide Chemical compound CSC QMMFVYPAHWMCMS-UHFFFAOYSA-N 0.000 description 12
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
- GYHFUZHODSMOHU-UHFFFAOYSA-N nonanal Chemical compound CCCCCCCCC=O GYHFUZHODSMOHU-UHFFFAOYSA-N 0.000 description 8
- 235000019645 odor Nutrition 0.000 description 8
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 8
- 230000007613 environmental effect Effects 0.000 description 7
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 6
- 230000009471 action Effects 0.000 description 6
- 230000000593 degrading effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 229920003023 plastic Polymers 0.000 description 6
- 239000004033 plastic Substances 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 5
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 229920006395 saturated elastomer Polymers 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 4
- 230000001877 deodorizing effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000012466 permeate Substances 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 241000700605 Viruses Species 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 239000012855 volatile organic compound Substances 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000007084 catalytic combustion reaction Methods 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000012864 cross contamination Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002147 killing effect Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/80—Self-contained air purifiers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
- F24F8/158—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means using active carbon
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
- F24F8/167—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means using catalytic reactions
Abstract
An array purification module, an air treatment system, an air conditioner, a purifier, and a control method thereof are provided herein. The array purification module includes a plurality of subunits that arrange in proper order, has the air gap between the adjacent subunit, and every subunit includes: the main body is used for constructing a first inner cavity and a first connecting port communicated with the first inner cavity, the cavity wall of the first inner cavity is provided with a porous adsorption area, and the porous adsorption area is communicated with the inside and the outside of the first inner cavity and is used for adsorbing pollutants mixed in air. The air treatment system can efficiently and comprehensively degrade pollutants mixed in the air. The array purification module is applied to an air treatment system, and can efficiently and comprehensively degrade pollutants mixed in the air.
Description
Technical Field
The invention relates to the field of electrical equipment, in particular to an array purification module, an air treatment system, an air conditioner, a purifier and a control method.
Background
At present, the traditional method mostly adopts the adsorbent represented by activated carbon for adsorption, but the odor pollution problem cannot be well solved by the traditional adsorption method due to diversified household environment odor and extremely low odor threshold. There are also methods of catalytic oxidation at normal temperature, such as photocatalysis, plasma catalysis, etc., but with a certain selectivity to contaminants, and the removal of many odors in a broad spectrum and effectively cannot be achieved at high air volume.
Although thermal catalytic oxidation has strong broad spectrum on VOCs (catalytic combustion is adopted to treat VOCs pollution in industry and treatment is thorough), the thermal catalytic oxidation is limited by heating mode, environmental temperature requirement and the like in the use process, and cannot be popularized and used in household environment.
At present, the household appliance removes peculiar smell, and comprises the following steps:
adsorption is carried out by adopting a modified activated carbon filter screen: polar small molecules such as ethanol, formaldehyde, acetic acid, acetaldehyde and the like have low removal efficiency and have the problem of secondary release;
the plasma module is adopted for normal temperature catalytic oxidation degradation: the device is arranged in an air duct (of an air conditioner or a purifier), and has low pollutant removal efficiency;
spray water washing technology: the leacheate is easily carried out by the air flow, there is a risk of cross contamination, and the removal efficiency is to be enhanced.
Disclosure of Invention
In order to solve at least one of the above-mentioned technologies, a main object of the present invention is to provide an array purification module, which is applied to an air treatment system, and can efficiently and comprehensively degrade pollutants mixed in air.
The main object of the present invention is also to provide an air treatment system, an air conditioner, a purifier and a control method of the air conditioner or the purifier.
In order to achieve the above object, an array purification module provided by an embodiment of the present invention includes a plurality of subunits that are sequentially arranged, an air passing gap is provided between adjacent subunits, and each subunit includes: the main body is used for constructing a first inner cavity and a first connecting port communicated with the first inner cavity, the cavity wall of the first inner cavity is provided with a porous adsorption area, and the porous adsorption area is communicated with the inside and the outside of the first inner cavity and is used for adsorbing pollutants in air.
In an exemplary embodiment, the body includes: a porous substrate configured to define the first lumen and the first connection port and configured to be permeable to the contaminant; and a porous adsorption layer which is arranged on the outer surface of the porous base material and forms the porous adsorption area.
In an exemplary embodiment, the porous substrate is made of porous ceramic or porous foam metal with a pore size of 0.2 μm to 20 μm.
In an exemplary embodiment, the components of the porous adsorption layer include one or more of porous alumina, porous molecular sieves, MOFs materials, porous carbon materials, and modifications.
In an exemplary embodiment, the array purge module further comprises: the air duct is provided with a third connecting port and a plurality of second connecting ports, and the first connecting ports of the plurality of subunit arrangement are arranged in the same way and are communicated with the plurality of second connecting ports in a one-to-one correspondence manner.
In an exemplary embodiment, the first connection port is disposed at a distal end of the body in a length direction, and a cross section of the body is elongated; the plurality of sub-units are mutually parallel along the length direction of the strip shape and are sequentially arranged along the width direction of the strip shape, and the porous adsorption areas are at least positioned on opposite sides of the sub-units in the arrangement direction of the plurality of sub-units.
In an exemplary embodiment, the subunit further comprises a plurality of fillets extending along a length of the body and aligned along a length of the elongated shape in the first interior cavity.
The air treatment system provided by the embodiment of the invention comprises a degradation device, an air pump and the array purification module in any embodiment, wherein the degradation device is used for forming a second inner cavity, a fourth connecting port and a fifth connecting port which are communicated with the second inner cavity, the fourth connecting port and the fifth connecting port are communicated with the first connecting port together, the degradation device is used for generating active substances for degrading pollutants, and the air pump is used for forming air flow flowing from one of the first inner cavity and the second inner cavity to the other of the first inner cavity and the second inner cavity.
In an exemplary embodiment, the degradation device includes a tube electrode, a wire electrode, and a catalyst layer, the tube electrode defining the second lumen, the wire electrode being positioned within and spaced apart from the tube electrode, the catalyst layer being disposed on an inner surface of the tube electrode, the catalyst layer, and the wire electrode defining a dielectric barrier discharge structure.
In an exemplary embodiment, the degradation device further includes a sealing ring and an air guide connector, the sealing rings are respectively disposed at two ends of the pipe electrode, the air guide connector is installed in the sealing ring, and the air guide connectors at two ends of the pipe electrode form the fourth connection port and the fifth connection port.
In an exemplary embodiment, the degradation device further comprises a conductive gasket connected to the wire electrode, the conductive gasket being located within the seal ring and in contact with the air guide connectors, at least one of the air guide connectors being conductive.
In an exemplary embodiment, the flow rate of the air pump is 0.5L/min-50L/min, and the material of the catalyst layer is a modified porous material.
The air conditioner or the purifier provided by the embodiment of the invention comprises a body and the air treatment system of any embodiment, wherein the air passing gap is communicated with the air duct of the body.
In an exemplary embodiment, the array purge module is positioned within the air tunnel, and the perimeter of the array purge module mates with the perimeter wall of the air tunnel.
The control method of the air conditioner or the purifier provided by the embodiment of the invention comprises the following steps: and controlling the fan of the body, the degradation device and the air pump to operate.
In an exemplary embodiment, the step of controlling the operation of the blower of the body, the degradation device, and the air pump includes:
under a first working mode, the air pump is operated to perform negative pressure suction on the first inner cavity, the degradation device is operated, and the fan of the body is operated.
In an exemplary embodiment, the step of controlling the operation of the blower of the body, the degradation device, and the air pump includes:
in a second working mode, the air pump is operated to perform negative pressure suction on the first inner cavity, the degradation device is closed, and the fan of the body is operated;
and continuously operating the air pump to perform negative pressure suction on the first inner cavity based on the pollutant amount adsorbed by the porous adsorption area reaching a first set value, operating the degradation device, and closing the fan of the body.
In an exemplary embodiment, the step of controlling the operation of the blower of the body, the degradation device, and the air pump includes:
In a third working mode, the air pump is closed, the degradation device is closed, and the fan of the body is operated;
and based on the pollutant amount adsorbed by the porous adsorption area reaching a second set value, operating the air pump to perform negative pressure suction on the first inner cavity, operating the degradation device, and closing the fan of the body.
In an exemplary embodiment, the step of controlling the operation of the blower of the body, the degradation device, and the air pump includes:
in a fourth working mode, the air pump is operated to perform negative pressure suction on the first inner cavity, the degradation device is closed, and the fan of the body is operated;
and based on the pollutant amount adsorbed by the porous adsorption area reaching a third set value, operating the air pump to blow the first inner cavity at positive pressure, operating the degradation device, and closing the fan of the body.
In an exemplary embodiment, the step of controlling the operation of the blower of the body, the degradation device, and the air pump includes:
in a fifth working mode, the air pump is closed, the degradation device is closed, and the fan of the body is operated;
and based on the pollutant amount adsorbed by the porous adsorption area reaching a fourth set value, operating the air pump to blow the first inner cavity at positive pressure, operating the degradation device, and closing the fan of the body.
According to the technical scheme, large-flow air permeates the array purification module from the air passing gap, and in the process that the air passes through the air passing gap, the porous adsorption area adsorbs pollutants mixed in the air, so that the pollutants are concentrated in the porous adsorption area, and as the volume of the first inner cavity is small and the quantity of the concentrated pollutants is large, the active substances are in contact with the pollutants concentrated in the first inner cavity in a small space, the contact probability of the active substances and the concentrated pollutants is larger, and the degradation efficiency of the pollutants is higher.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an air treatment system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a front view of the array purification module of FIG. 1;
FIG. 3 is a schematic diagram of a left-hand configuration of the array purification module of FIG. 1;
FIG. 4 is a schematic top view of the array purification module of FIG. 1;
FIG. 5 is a schematic diagram of the front view of the subunit of FIG. 1;
FIG. 6 is a schematic view of the sectional structure of portion A in FIG. 5;
FIG. 7 is a schematic diagram of a front view of the outer frame in FIG. 1;
FIG. 8 is a schematic diagram of the front view of the airway in FIG. 1;
FIG. 9 is a schematic view of the cross-sectional view of section A-A of the airway tube of FIG. 8;
FIG. 10 is a schematic cross-sectional structural view of the degradation apparatus of FIG. 1.
The correspondence between the reference numerals and the component names in fig. 1 to 10 is:
the device comprises a 100 array purification module, a 110 porous substrate, a 111 first inner cavity, a 112 first connecting port, a 113 porous adsorption area, a 117 subunit, a 118 air passing gap, a 120 outer frame, a 200 degradation device, a 211 second inner cavity, a 212 fourth connecting port, a 213 fifth connecting port, a 221 pipe electrode, a 222 wire electrode, a 223 sealing ring, a 224 conductive gasket, a 225 air guide connector, a 230 catalyst layer, a 300 air pump, a 400 air guide pipe, a 500 electric control box and a 510 wiring terminal.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; "coupled" may be directly connected or indirectly connected through intervening media, and may be in the internal communication of two elements or in the interaction of two elements, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical solutions of the embodiments of the present invention may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present invention.
The related art has an air conditioner, a plasma module is arranged in an air duct to degrade pollutants in the air duct, and because the air quantity in the air duct is particularly large (generally more than 300-600L/h), the volume of the air duct is also particularly large, the concentration of the pollutants is relatively low, only a small part of active substances generated by the plasma module can be contacted with the pollutants (degrade the pollutants), and most of the active substances can be contacted with dust (degrade the dust), which is also a main reason for poor degradation effect of the pollutants in the environment.
An air treatment system according to an embodiment of the present invention, as shown in fig. 1 to 10, includes: the array purification module 100, the array purification module 100 comprises a plurality of subunits 117 (as shown in fig. 2, 3 and 5) which are sequentially arranged, wherein an air passing gap 118 is arranged between every two adjacent subunits 117, each subunit 117 is provided with a first inner cavity 111 and a first connecting port 112 communicated with the first inner cavity 111, the cavity wall of the first inner cavity 111 is provided with a porous adsorption area 113, and the porous adsorption area 113 is communicated with the inside and the outside of the first inner cavity 111 and is used for adsorbing pollutants in the air; a degradation device 200 configured to form a second inner cavity 211 and a fourth connection port 212 and a fifth connection port 213 communicating with the second inner cavity 211, one of the fourth connection port 212 and the fifth connection port 213 being connected to the first connection port 112, the degradation device 200 being configured to generate an active substance degrading a contaminant; and an air pump 300 for forming an air flow flowing from one of the first and second inner chambers 111 and 211 to the other of the first and second inner chambers 111 and 211. The number of the plurality of subunits 117 is 30 to 100.
In the air treatment system, a large flow of air permeates the array purification module 100 from the air passing gap 118, the porous adsorption area 113 adsorbs pollutants mixed in the air in the process of passing through the air passing gap 118, so that the pollutants are concentrated in the porous adsorption area 113, the degradation device 200 generates active substances degrading the pollutants, the air pump 300 forms an air flow flowing from one of the first inner cavity 111 and the second inner cavity 211 to the other of the first inner cavity 111 and the second inner cavity 211, one of the active substances and the enriched pollutants moves to the other of the active substances and the enriched pollutants along a passage between the first inner cavity 111 and the second inner cavity 211 under the action of the air flow formed by the air pump 300, and the contact probability of the active substances and the enriched pollutants is larger due to the fact that the volumes of the first inner cavity and the second inner cavity are very small (much smaller than the volume of an air duct) and the quantity of the enriched pollutants is very large.
It may be that, the air pump 300 forms an air flow flowing from the first inner cavity 111 to the second inner cavity 211, at least part of the contaminants enriched on the porous adsorption area 113 will be separated from the porous adsorption area 113 and enter the first inner cavity 111 under the action of the air flow formed by the air pump 300, then flow along the first inner cavity 111 to the second inner cavity 211 under the action of the air flow formed by the air pump 300, and the active substances in the second inner cavity 211 are contacted and thus catalytically degraded.
Alternatively, the air pump 300 forms an air flow flowing from the second inner cavity 211 to the first inner cavity 111, the degradation device 200 can generate active substances, the active substances flow along the second inner cavity 211 to the first inner cavity 111 under the action of the air flow formed by the air pump, and contact with the pollutant enriched in the porous adsorption area 113 to degrade the pollutant, and the contact probability of the active substances and the enriched pollutant is larger due to the small volume of the second inner cavity and the large amount of the active substances, so that the degradation efficiency of the pollutant is higher, and the adsorptivity of the porous adsorption area 113 can be better recovered.
The air pump 300 may be connected between the first and second inner chambers 111 and 211; alternatively, the second inner chamber 211 may be connected between the air pump 300 and the first inner chamber 111; the foregoing may all achieve the purpose of the present application, and the spirit of the present application is not departing from the design concept of the present invention, and the disclosure is not repeated herein, and all the purpose should be within the protection scope of the present application.
Wherein, the flow rate of the air pump 300 is set to 0.5L/min-50L/min, and the working voltage is set to 12-48V.
In an exemplary embodiment, as shown in FIG. 10, the degradation device 200 has both discharge and catalytic functions. The degradation device 200 includes a tube electrode 221, a wire electrode 222 and a catalyst layer 230, wherein the tube cavity of the tube electrode 221 forms a second cavity 211, the wire electrode 222 is located in the tube electrode 221 and is spaced from the tube electrode 221, the catalyst layer 230 is arranged on the inner surface of the tube electrode, the tube electrode 221, the catalyst layer 230 and the wire electrode 222 form a dielectric barrier discharge structure, and the catalyst layer 230 can serve as a medium between the tube electrode 221 and the wire electrode 222. The dielectric barrier discharge structure is used for generating active substances, the active substances can comprise ions, electrons, free radicals, ozone and the like, the active substances are contacted with pollutants to degrade the pollutants and remove pollutants and peculiar smell in the air, and the ozone can kill bacteria and viruses. The catalyst can promote the generation of active substances and the degradation of pollutants.
The high voltage is applied to the pipe electrode 221 and the wire electrode 222, the voltage of the high voltage can be set to be 3 kV-10 kV, and discharge is performed in a discharge area formed between the pipe electrode 221 and the wire electrode 222, and the discharge can act on air to generate active substances, and can degrade macromolecular pollutants into micromolecular pollutants. The small molecular pollutant is easily degraded by ion, free radical and other active matters, and the produced ozone can kill microbe, bacteria, virus, etc.
Wherein the wire electrode 222 is provided as tungsten wire, copper wire, stainless steel wire, conductive carbon fiber or conductive alloy wire, etc., and the diameter of the wire electrode 222 is set to be 0.2-1 mm; the diameter of the tube electrode 221 is set to 5 to 20mm, the wall thickness of the tube electrode 221 is set to 0.5 to 5mm, and the material of the tube electrode 221 is set to stainless steel, aluminum, copper, alloy, or the like.
As shown in fig. 10, sealing rings 223 are respectively disposed at two ends of the pipe electrode 221, the sealing rings 223 are sleeved inside the two ends of the pipe electrode 221, the gap between the pipe electrode 221 and the sealing rings 223 can be sealed by sealant, and the sealing rings 223 are made of insulating hard materials such as compact ceramics and plastics.
As shown in fig. 10, a conductive gasket 224 is sleeved in the seal ring 223, the conductive gasket 224 is made of stainless steel, copper, iron, aluminum, graphite pressing sheets, and the like, the conductive gasket 224 is used for anchoring the wire electrode 222, and the wire electrode 222 and the conductive gasket 224 can be fixed by soldering, conductive adhesive, winding, and the like. The conductive gasket 224 may be annular with an opening in the middle for the air flow to pass through.
As shown in fig. 10, an air guide connector 225 is further installed in the sealing ring 223, the air guide connector 225 is in close contact with the conductive gasket 224, at least one air guide connector is conductive, and the material of the air guide connector 225 is made of conductive materials such as stainless steel, copper, iron, aluminum, graphite sheeting and the like. The air guide fitting 225 and the sealing ring 223 may be screw-threaded or adhesive-bonded. The wire electrode 222 is externally connected with electricity through the air guide connector 225. The two air guide connectors 225 construct a fourth connection port 212 and a fifth connection port 213.
In one example, as shown in fig. 10, the thickness of the catalyst layer 230 is set to 10 to 300 μm.
In one example, the material of the catalyst layer 230 is a modified porous material, specifically a metal element modified porous material. The modifying element comprises one or more of Mn, fe, co, ce, ni, ti, pt, ag and the like, and the porous material comprises one or more of active carbon, molecular sieve, alumina, MOFs and the like.
In an exemplary embodiment, as shown in fig. 1 to 6, the body includes: a porous substrate 110 configured to define a first lumen 111 and a first connection port 112 and configured to be permeable to contaminants; and a porous adsorption layer (i.e., porous adsorption region 113 in fig. 6) provided on the outer surface of the porous substrate and forming porous adsorption region 113. When the air pump 300 performs negative pressure suction on the first inner cavity 111, the adsorption efficiency of the porous adsorption area 113 on the pollutant can be improved, and after the pollutant adsorbed by the porous adsorption area 113 is saturated, the pollutant adsorbed again can enter the first inner cavity 111 through the porous substrate 110.
In one embodiment, the porous substrate 110 is made of porous ceramic or porous foam metal or fiber with a pore size of 0.2-20 μm, and the porous structure of the porous substrate 110 forms a channel for desorption and transfer of contaminants.
Wherein the porous base material 110 is designed in a plate shape, the thickness of the porous base material 110 is set to be 4-15 mm, and the wall thickness of the porous base material 110 is set to be 0.5-2 mm.
In some embodiments, the first connection port 112 is disposed at the end of the main body in the length direction, and the cross-section outline of the main body is elongated, for example, the cross-section outline of the porous substrate 110 is elongated, and the cross-section outline of the main body formed by loading the porous adsorption layer, that is, the porous adsorption region 113 on the outer surface of the porous substrate 110 is also elongated, so that the main body or the porous substrate 110 is a hollow plate shape as a whole, where the cross section is a section perpendicular to the length direction of the main body. The plurality of sub-units 117 are arranged in parallel with each other in the longitudinal direction of the strip shape and in sequence in the width direction of the strip shape, and the porous adsorption regions 113 are located at least on opposite sides of the sub-units 117 in the arrangement direction of the plurality of sub-units 117. Porous adsorption zone 113 is located on the left and right sides of subunit 117; alternatively, the porous adsorption area 113 may be located on the left side, the right side, and the front side of the subunit 117 faces the air inlet of the air duct; alternatively, the porous adsorbing region 113 is located on the left side, right side, front side, rear side, etc. of the subunit 117; the foregoing may all achieve the purpose of the present application, and the spirit of the present application is not departing from the design concept of the present invention, and the disclosure is not repeated herein, and all the purpose should be within the protection scope of the present application. The sides of the adjacent two sub-units 117 extending in the longitudinal direction of the long strip form the air passing slits 118, increasing the contact area of the gas with the porous adsorption region 113, contributing to an improvement in adsorption efficiency. In some embodiments, the subunit 117 further includes a plurality of fillets disposed in the first interior cavity 111 extending along the length of the body and sequentially aligned along the length of the elongated shape, the fillets configured to enhance the mechanical properties of the body.
In other embodiments of the present invention, the porous substrate 110 may also be a hollow fiber membrane.
Furthermore, as shown in fig. 1 and 8, the outer frame 120 is installed outside the array purification module 100, that is, the array purification module 100 is located in the outer frame 120 and fixed on the outer frame 120, and the outer frame 120 is made of ABS plastic, PP plastic, PVC plastic, or the like.
In one embodiment, as shown in fig. 6, the surface of the porous substrate 110 is provided with ribs, so that the laying area of the porous adsorption layer can be increased.
In one example, the components of the porous adsorption layer include one or more of porous alumina, porous molecular sieve, MOFs material, porous carbon material and modifier, and the thickness of the porous adsorption layer is set to be 0.05-1 mm for capturing and storing pollutants in the air.
In one example, as shown in fig. 1, 8 and 9, the air treatment system further comprises: the air duct 400 having the second connection port and the plurality of third connection ports, the plurality of first connection ports 112 are arranged in the same row, one of the fourth connection port 212 and the fifth connection port 213 is connected with the fourth second connection port, and the plurality of third connection ports are connected with the plurality of first connection ports in one-to-one correspondence.
The number of the air guide pipes 400 is one, and a plurality of first connecting ports are arranged in a row; alternatively, the air duct 400 may include two rows of the first connection ports, where one row of the first connection ports is located at one end (upper end) of the porous substrate 110, and the other row of the first connection ports is located at the other end (lower end) of the porous substrate 110, and the two air ducts 400 are correspondingly connected with the two rows of the first connection ports; the foregoing may all achieve the purpose of the present application, and the spirit of the present application is not departing from the design concept of the present invention, and the disclosure is not repeated herein, and all the purpose should be within the protection scope of the present application.
As shown in fig. 1 and fig. 7 to fig. 9, the air duct 400 is also fixed on the outer frame 120, and the air duct 400 is made of ABS plastic, PP plastic, PVC plastic, or the like, and a gap between the air duct 400 and the first connection port is sealed by sealant.
The air pump 300 and the degradation device 200 are fixedly arranged in the electric control box 500, four wiring terminals 510 are arranged on the outer surface of the electric control box 500, two of the four wiring terminals 510 are electrically connected with the air pump 300, the other two of the four wiring terminals 510 are electrically connected with the pipe electrode 221 and the wire electrode 222, then the electric control box 500 is electrically connected with the control device through the four wiring terminals 510, and the control device is used for controlling the start and stop of the air pump 300 and the degradation device 200.
An air conditioner or purifier (not shown) according to an embodiment of the present invention includes a main body and the air treatment system according to any of the above embodiments, and the air passing slit 118 is in communication with an air duct of the main body. The air conditioner may be an indoor unit.
The air conditioner or the purifier has all the advantages of the air treatment system provided in any of the above embodiments, and will not be described herein.
In an exemplary embodiment, the array purification module 100 is located in the air duct, and the periphery of the array purification module 100 is matched with the peripheral wall of the air duct, so that the air entering the air duct from the air inlet of the air duct passes through the air passing gap 118 and then is blown out from the air outlet of the air duct, and the efficiency of adsorbing pollutants in the air per unit time of the array purification module 100 is higher due to the fact that the air quantity of the air duct is relatively large (much larger than that of the air pump 300).
The control method (not shown in the figure) of the air conditioner or the purifier provided by the embodiment of the invention comprises the following steps: the blower of the body, the degradation apparatus 200, and the air pump 300 are operated.
In the control method of the air conditioner or the purifier, the fan of the body is operated to drive the air in the air duct to flow, the large-flow air permeates the array purification module 100 from the air passing gap 118, the porous adsorption area 113 adsorbs the pollutants mixed in the air in the process of passing the air passing gap 118, so that the pollutants are concentrated in the porous adsorption area 113, the degradation device 200 generates active substances degrading the pollutants, the air pump 300 forms an air flow flowing from one of the first inner cavity 111 and the second inner cavity 211 to the other of the first inner cavity 111 and the second inner cavity 211, one of the active substances and the enriched pollutants can move to the other of the active substances and the enriched pollutants along a passage between the first inner cavity 111 and the second inner cavity 211 under the action of the air flow formed by the air pump 300, and the contact probability of the active substances and the enriched pollutants is larger due to the small volume of the first inner cavity and the second inner cavity (far smaller than the volume of the air duct) and the large quantity of the enriched pollutants, so that the degradation efficiency of the pollutants is higher.
In an exemplary embodiment, the steps of controlling the operation of the blower of the body, the degradation apparatus 200, and the air pump 300 include:
acquiring an instruction for operating a first working mode;
the operation of the air pump 300 performs negative pressure suction to the first inner chamber 111, the operation of the degradation apparatus 200, and the operation of the blower of the body.
The first working mode can be called as a synchronous mode of operation negative pressure adsorption and degradation, and the working principle is as follows: when the air pump 300 is operated to perform negative pressure suction on the first inner cavity 111, the degradation device 200 is operated, the fan of the body is operated, and the air with the pollutants with peculiar smell passes through the air passing gap 118, the pollutants can be adsorbed and enriched on the surface of the porous adsorption layer, migrate into the first inner cavity 111 under the driving of vacuum negative pressure, flow through the second inner cavity 211 through the air duct 400, and complete the degradation of the pollutants in the second inner cavity 211.
In an exemplary embodiment, the steps of controlling the operation of the blower of the body, the degradation apparatus 200, and the air pump 300 include:
acquiring an instruction for operating a second working mode;
operating the air pump 300 to perform negative pressure suction on the first inner cavity 111, closing the degradation device 200, and operating the fan of the body;
based on the amount of the contaminants adsorbed by the porous adsorption zone 113 reaching the first set value, the air pump 300 is continuously operated to perform negative pressure suction on the first inner cavity 111, the degradation device 200 is operated, and the fan of the body is turned off.
The second operation mode can be called as a negative pressure adsorption-negative pressure drop smell removal mode, and the working principle is as follows: operating the air pump 300 to perform negative pressure suction on the first inner cavity 111, closing the degradation device 200, operating the fan of the body, and adsorbing and enriching pollutants on the surface of the porous adsorption layer when the air with the pollutants with peculiar smell passes through the air passing gap 118, wherein the air pump 300 sucks the air flowing in the first inner cavity; when the pollutant amount adsorbed by the porous adsorption area 113 reaches the first set value, the air pump 300 is continuously operated to perform negative pressure suction on the first inner cavity 111, the degradation device 200 is operated, the fan of the body is closed, the pollutant is firstly migrated into the first inner cavity 111 under the drive of vacuum negative pressure, and then flows through the second inner cavity 211 in a converging way through the air duct 400, so that the degradation of the pollutant is completed in the second inner cavity 211.
The first set value is set to be not more than the content of the contaminant in the saturated state of the porous adsorption region 113, which can be measured by the concentration detection sensor.
In an exemplary embodiment, the steps of controlling the operation of the blower of the body, the degradation apparatus 200, and the air pump 300 include:
acquiring an instruction of a third working mode;
closing the air pump 300, closing the degradation device 200, and running the fan of the body;
Based on the amount of contaminants adsorbed by the porous adsorption zone 113 reaching the second set point, the air pump 300 is operated to perform negative pressure suction on the first inner cavity 111, the degradation device 200 is operated, and the blower of the body is turned off.
The third working mode can be called as an atmospheric adsorption-negative pressure drop odor removing mode, and the working principle is as follows: closing the air pump 300, closing the degradation device 200, and running the fan of the body, wherein when the air with the pollutants with peculiar smell passes through the air passing gap 118, the pollutants can be adsorbed and enriched on the surface of the porous adsorption layer; when the pollutant amount adsorbed by the porous adsorption area 113 reaches the second set value, the air pump 300 is operated to perform negative pressure suction on the first inner cavity 111, the degradation device 200 is operated, the fan of the body is closed, the pollutant firstly migrates into the first inner cavity 111 under the drive of vacuum negative pressure, and then flows through the second inner cavity 211 in a converging way through the air duct 400, so that the degradation of the pollutant is completed in the second inner cavity 211.
The second set value is set to be not more than the content of the contaminant in the saturated state of the porous adsorption region 113, which can be measured by the concentration detection sensor.
In an exemplary embodiment, the steps of controlling the operation of the blower of the body, the degradation apparatus 200, and the air pump 300 include:
acquiring an instruction for running a fourth working mode;
Operating the air pump 300 to perform negative pressure suction on the first inner cavity 111, closing the degradation device 200, and operating the fan of the body;
based on the amount of contaminants adsorbed by the porous adsorption zone 113 reaching the third set point, the air pump 300 is operated to blow the first inner chamber 111 at positive pressure, the degradation device 200 is operated, and the blower of the body is turned off.
The fourth mode of operation may be referred to as a negative pressure adsorption-positive pressure regeneration mode: operating the air pump 300 to perform negative pressure suction on the first inner cavity 111, closing the degradation device 200, operating the fan of the body, and adsorbing and enriching pollutants on the surface of the porous adsorption layer when the air with the pollutants with peculiar smell passes through the air passing gap 118, wherein the air pump 300 sucks the air flowing in the first inner cavity 111; when the pollutant amount adsorbed by the porous adsorption zone 113 reaches a third set value, the air pump 300 is operated to blow the first inner cavity 111 at positive pressure, the degradation device 200 is operated, the fan of the body is closed, the active substances generated in the second inner cavity 211 are reversely conveyed to the first inner cavity 111 and reach the surface of the porous adsorption zone 113, degradation and removal of enriched pollutants are realized, and the adsorption function of the porous adsorption zone 113 is recovered. This approach is applicable to heavily contaminated areas.
The third set value is set to be not more than the content of the contaminant in the saturated state of the porous adsorption region 113, which can be measured by the concentration detection sensor.
In an exemplary embodiment, the steps of controlling the operation of the blower of the body, the degradation apparatus 200, and the air pump 300 include:
acquiring an instruction for operating a fifth working mode;
closing the air pump 300, closing the degradation device 200, and running the fan of the body;
based on the amount of contaminants adsorbed by the porous adsorption zone 113 reaching the fourth set point, the air pump 300 is operated to blow the first inner chamber 111 at positive pressure, the degradation device 200 is operated, and the blower of the body is turned off.
The fifth mode of operation may be referred to as an atmospheric adsorption-positive pressure regeneration mode: closing the air pump 300, closing the degradation device 200, and running the fan of the body, wherein when the air with the pollutants with peculiar smell passes through the air passing gap 118, the pollutants can be adsorbed and enriched on the surface of the porous adsorption layer; when the pollutant amount adsorbed by the porous adsorption zone 113 reaches the fourth set value, the air pump 300 is operated to blow the first inner cavity 111 at positive pressure, the degradation device 200 is operated, the fan of the body is closed, the active substances generated in the second inner cavity 211 are reversely conveyed to the first inner cavity 111 and reach the surface of the porous adsorption zone 113, degradation and removal of enriched pollutants are realized, and the adsorption function of the porous adsorption zone 113 is recovered. This approach is also applicable to heavily contaminated areas.
The fourth set value is set to be not more than the content of the contaminant in the saturated state of the porous adsorption region 113, which can be measured by the concentration detection sensor.
The instructions corresponding to the first working mode, the second working mode, the third working mode, the fourth working mode or the fifth working mode can be input by a user, or can be automatically generated by the air treatment system according to the state of pollutants in the air, such as the concentration of the pollutants.
Experiment one
The porous substrate 110 is a hollow porous ceramic plate, and the outer surface of the hollow porous ceramic plate is coated with a porous adsorption layerThe pore diameter of the hollow porous ceramic plate is 5 mu m, the thickness is 5mm, the wall thickness is 1mm, the thickness of the porous adsorption layer is 0.2mm, and the components of the porous adsorption layer comprise 30% of modified molecular sieve, 30% of activated carbon and 40% of MOFs material. The operating voltage of the vacuum pump was 12V (direct current), and the suction flow rate when the vacuum pump was operated was 10L/min. The tube electrode 221 was a hollow aluminum tube having a diameter of 8mm and a wall thickness of 1mm. The catalyst layer 230 was Mn-Fe-Ce/molecular sieve, and the thickness of the catalyst layer 230 was 50. Mu.m. The wire electrode 222 is a 0.4mm tungsten wire. The sealing ring 223 is made of PVDF plastic. The conductive pad 224 is made of stainless steel. The air guide connector 225 is made of stainless steel. The voltage between the tube electrode 221 and the wire electrode 222 was 6kV (alternating current). Rated air quantity of the air duct is 600m 3 /h, put into 30m 3 The environmental chamber is used for simulating and testing the deodorizing (namely pollutant degrading) effect, and the indoor unit is set as a cabinet.
30m in diameter 3 The environment cabin is put with simulated peculiar smell with certain concentration, and the air conditioner is started to supply air for 600m 3 And/h, starting a negative pressure adsorption and degradation synchronous mode, and tracking and recording the odor concentration of the sampled air.
According to the actual measurement, the removal rate of various peculiar smell pollutants such as ammonia, formaldehyde, dimethyl sulfide, toluene, acetaldehyde, acetic acid, trimethylamine, nonanal and the like in 60min can be more than 99%, and the ozone concentration of an environmental chamber is less than 50ppb (the killing effect of bacteria and viruses is better).
Experiment two
A commercial plasma module is equal to an air treatment system in size (working voltage is set to be 8kV direct current), is arranged in an air duct of the same cabinet machine, and has rated air quantity of 600m 3 /h, put into 30m 3 The environmental chamber is used for simulating and testing the deodorizing effect.
30m in diameter 3 The environment cabin is put with simulated peculiar smell with certain concentration, and the air conditioner is started to supply air for 600m 3 And/h, starting a plasma module to supply power, and tracking and recording the odor concentration of the sampled air.
The removal rate of the ammonia, formaldehyde, dimethyl sulfide, toluene, acetaldehyde, acetic acid, trimethylamine, nonanal and other peculiar smell pollutants is measured to be less than 10% in 60 minutes, and the ozone concentration of the environmental chamber is less than 40ppb.
Experiment three
The modified active carbon filter screen is identical to the air treatment system in size, is installed in the same cabinet air duct, and has rated air quantity of 600m 3 /h, put into 30m 3 The environmental chamber is used for simulating and testing the deodorizing function.
30m in diameter 3 The environment cabin is put with simulated peculiar smell with certain concentration, and the air conditioner is started to supply air for 600m 3 And/h, tracking and recording the odor concentration of the sampled air.
According to actual measurement, the removal rate of the peculiar smell pollutants such as ammonia, formaldehyde, toluene, nonanal and the like is more than 90% in 60min, the removal rate of the peculiar smell pollutants such as dimethyl sulfide, acetaldehyde, acetic acid, trimethylamine and the like is less than 20% in 60min, and the ozone concentration of an environmental chamber is less than 10ppb.
The invention applies the air treatment system to the indoor unit (also can be applied to the purifier), and the indoor unit adapts the air quantity to 100-1500 m 3 And/h, various peculiar smell substances such as ammonia, formaldehyde, dimethyl sulfide, toluene, acetaldehyde, acetic acid, trimethylamine, nonanal and the like can be effectively removed, and the removal rate of the peculiar smell is more than 99% in 1 h. Has the advantages of compact structure, long service life and the like, and can be widely used for deodorizing and purifying household space.
In summary, in the technical scheme of the invention, the large-flow air permeates the array purification module from the air passing gap, the porous adsorption area adsorbs pollutants mixed in the air in the process of passing through the air passing gap, so that the pollutants are concentrated in the porous adsorption area, the degradation device generates active substances degrading the pollutants, the air pump forms air flow flowing from one of the first inner cavity and the second inner cavity to the other of the first inner cavity and the second inner cavity, one of the active substances and the enriched pollutants can move to the other of the active substances and the enriched pollutants along the passage between the first inner cavity and the second inner cavity under the action of the air flow formed by the air pump, and the contact probability of the active substances and the enriched pollutants is larger due to the small volume of the first inner cavity and the second inner cavity (much smaller than the volume of the air duct) and the large quantity of the enriched pollutants.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms "upper", "lower", "one side", "the other side", "one end", "the other end", "the side", "the opposite", "four corners", "the periphery", "the" mouth "character structure", etc., are directions or positional relationships based on the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the structures referred to have a specific direction, are configured and operated in a specific direction, and thus are not to be construed as limiting the present invention.
In the description of embodiments of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "directly connected," "indirectly connected," "fixedly connected," "mounted," "assembled" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the terms "mounted," "connected," and "fixedly connected" may be directly connected or indirectly connected through intervening media, and may also be in communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Although the embodiments of the present invention are described above, the embodiments are only used for facilitating understanding of the present invention, and are not intended to limit the present invention. Any person skilled in the art can make any modification and variation in form and detail without departing from the spirit and scope of the present disclosure, but the scope of the present disclosure is defined by the appended claims.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the specification and drawings of the present invention or direct/indirect application in other related technical fields are included in the scope of the present invention.
Claims (17)
1. The utility model provides an array purification module which characterized in that, includes a plurality of subunits that arrange in proper order, adjacent have the air gap between the subunit, every the subunit includes:
the main body is used for constructing a first inner cavity and a first connecting port communicated with the first inner cavity, the cavity wall of the first inner cavity is provided with a porous adsorption area, and the porous adsorption area is communicated with the inside and the outside of the first inner cavity and is used for adsorbing pollutants in air.
2. The array purification module of claim 1, wherein the body comprises:
a porous substrate configured to define the first lumen and the first connection port and configured to be permeable to the contaminant; and
and the porous adsorption layer is arranged on the outer surface of the porous base material and forms the porous adsorption area.
3. The array purification module of claim 2, wherein,
the porous base material is porous ceramic or porous foam metal with the pore diameter of 0.2-20 mu m;
the components of the porous adsorption layer comprise one or more of porous alumina, porous molecular sieves, MOFs materials, porous carbon materials and modifiers.
4. The array purification module of any one of claims 1 to 3, further comprising:
the air duct is provided with a third connecting port and a plurality of second connecting ports, and the first connecting ports of the plurality of subunits are arranged in the same row and are communicated with the plurality of second connecting ports in a one-to-one correspondence manner.
5. The array purification module according to any one of claims 1 to 3, wherein the first connection port is provided at a distal end in a length direction of the main body, the cross section of the main body being elongated; the plurality of sub-units are mutually parallel to the length direction of the strip shape and are sequentially arranged along the width direction of the strip shape, and the porous adsorption areas are at least positioned on the opposite sides of the sub-units in the arrangement direction of the plurality of sub-units; the subunit further includes a plurality of fillets extending along a length of the body and aligned along a length of the elongated shape in the first interior cavity.
6. An air treatment system comprising a degradation device, an air pump and an array purification module according to any one of claims 1 to 5, the degradation device configured to define a second lumen and fourth and fifth connection ports in communication with the second lumen, one of the fourth and fifth connection ports in communication with the first connection port, the degradation device configured to generate an active substance that degrades contaminants, the air pump configured to create an air flow from one of the first and second lumens to the other of the first and second lumens.
7. The air treatment system of claim 6, wherein the degradation device comprises a tube electrode, a wire electrode, and a catalyst layer, the tube electrode defining the second lumen, the wire electrode being positioned within and spaced apart from the tube electrode, the catalyst layer being disposed on an inner surface of the tube electrode, the catalyst layer, and the wire electrode defining a dielectric barrier discharge structure.
8. The air treatment system according to claim 7, wherein the degradation device further comprises a sealing ring and an air guide connector, the sealing rings are respectively arranged at two ends of the pipe electrode, the air guide connector is arranged in the sealing ring, and the air guide connectors at two ends of the pipe electrode form the fourth connecting port and the fifth connecting port.
9. The air treatment system of claim 8, wherein the degradation device further comprises a conductive gasket coupled to the wire electrode, the conductive gasket positioned within the seal ring and in contact with the air guide connector, at least one of the air guide connectors being conductive.
10. An air treatment system according to any one of claims 7 to 9, wherein the flow rate of the air pump is 0.5L/min to 50L/min, and the material of the catalyst layer is a modified porous material.
11. An air conditioner or cleaner comprising a body and an air handling system according to any one of claims 6 to 10, the overair slit being in communication with the air duct of the body.
12. The control method of an air conditioner or a purifier as set forth in claim 11, comprising:
and controlling the fan of the body, the degradation device and the air pump to operate.
13. The control method according to claim 12, wherein the step of controlling the operation of the blower of the body, the degradation device, and the air pump includes:
under a first working mode, the air pump is operated to perform negative pressure suction on the first inner cavity, the degradation device is operated, and the fan of the body is operated.
14. The control method according to claim 12, wherein the step of controlling the operation of the blower of the body, the degradation device, and the air pump includes:
in a second working mode, the air pump is operated to perform negative pressure suction on the first inner cavity, the degradation device is closed, and the fan of the body is operated;
and continuously operating the air pump to perform negative pressure suction on the first inner cavity based on the pollutant amount adsorbed by the porous adsorption area reaching a first set value, operating the degradation device, and closing the fan of the body.
15. The control method according to claim 12, wherein the step of controlling the operation of the blower of the body, the degradation device, and the air pump includes:
in a third working mode, the air pump is closed, the degradation device is closed, and the fan of the body is operated;
and based on the pollutant amount adsorbed by the porous adsorption area reaching a second set value, operating the air pump to perform negative pressure suction on the first inner cavity, operating the degradation device, and closing the fan of the body.
16. The control method according to claim 12, wherein the step of controlling the operation of the blower of the body, the degradation device, and the air pump includes:
In a fourth working mode, the air pump is operated to perform negative pressure suction on the first inner cavity, the degradation device is closed, and the fan of the body is operated;
and based on the pollutant amount adsorbed by the porous adsorption area reaching a third set value, operating the air pump to blow the first inner cavity at positive pressure, operating the degradation device, and closing the fan of the body.
17. The control method according to claim 12, wherein the step of controlling the operation of the blower of the body, the degradation device, and the air pump includes: in a fifth working mode, the air pump is closed, the degradation device is closed, and the fan of the body is operated;
and based on the pollutant amount adsorbed by the porous adsorption area reaching a fourth set value, operating the air pump to blow the first inner cavity at positive pressure, operating the degradation device, and closing the fan of the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210753525.7A CN117346264A (en) | 2022-06-28 | 2022-06-28 | Array purification module, air treatment system, air conditioner, purifier and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210753525.7A CN117346264A (en) | 2022-06-28 | 2022-06-28 | Array purification module, air treatment system, air conditioner, purifier and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117346264A true CN117346264A (en) | 2024-01-05 |
Family
ID=89363777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210753525.7A Pending CN117346264A (en) | 2022-06-28 | 2022-06-28 | Array purification module, air treatment system, air conditioner, purifier and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117346264A (en) |
-
2022
- 2022-06-28 CN CN202210753525.7A patent/CN117346264A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4718344B2 (en) | Air purification apparatus and air purification method using the same | |
| WO2020001068A1 (en) | Air purifier | |
| KR20120138500A (en) | Reclamated air cleaner using plasma | |
| JP4457603B2 (en) | Gas purification device | |
| JP2008245739A (en) | Gas purifying apparatus | |
| CN110657506A (en) | Control method and air purification system | |
| KR20090095169A (en) | Air Cleaner | |
| JP2007144278A (en) | Deodorizer, and air conditioner equipped with the same | |
| CN111594955A (en) | Air purification structure, wearable equipment and air purification device | |
| CN117346264A (en) | Array purification module, air treatment system, air conditioner, purifier and control method | |
| CN112283849A (en) | Plasma purifier | |
| CN213790953U (en) | Waste gas treatment device | |
| CN110657469A (en) | Range hood and control method thereof | |
| JP2010029865A (en) | Gas purifying apparatus | |
| CN117346265A (en) | Array purification module, air treatment system, air conditioner, purifier and control method | |
| CN209893568U (en) | Ion air supply deodorizing device for indoor space | |
| CN216604654U (en) | Air purifier | |
| CN110657467A (en) | Range hood and control method thereof | |
| JP3656517B2 (en) | Air purification device | |
| CN216942614U (en) | Vehicle-mounted air purification and sterilization device with ion generator | |
| CN216986982U (en) | Plasma combines deodorization tower of active carbon | |
| CN220818009U (en) | Air purification module and air purification device | |
| CN212481600U (en) | Air purification structure, wearable equipment and air purification device | |
| CN220818010U (en) | Air purification module and air purification device | |
| CN220818011U (en) | Air purification module and air purification device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |