CN213408143U - Cement fineness negative pressure screen analysis appearance with tail gas processing apparatus - Google Patents
Cement fineness negative pressure screen analysis appearance with tail gas processing apparatus Download PDFInfo
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- CN213408143U CN213408143U CN202022252848.7U CN202022252848U CN213408143U CN 213408143 U CN213408143 U CN 213408143U CN 202022252848 U CN202022252848 U CN 202022252848U CN 213408143 U CN213408143 U CN 213408143U
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- dust removal
- negative pressure
- dust
- pressure screen
- cement fineness
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- 239000004568 cement Substances 0.000 title claims abstract description 40
- 238000004458 analytical method Methods 0.000 title claims description 8
- 239000000428 dust Substances 0.000 claims abstract description 146
- 239000007788 liquid Substances 0.000 claims abstract description 46
- 238000005507 spraying Methods 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 239000007921 spray Substances 0.000 claims description 33
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 22
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 11
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 11
- 241001330002 Bambuseae Species 0.000 claims description 11
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 11
- 239000011425 bamboo Substances 0.000 claims description 11
- 238000005086 pumping Methods 0.000 claims description 9
- 239000003651 drinking water Substances 0.000 claims description 6
- 235000020188 drinking water Nutrition 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 3
- 230000001413 cellular effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 14
- 239000007789 gas Substances 0.000 description 35
- 239000006260 foam Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 238000005029 sieve analysis Methods 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 241000197194 Bulla Species 0.000 description 2
- 208000002352 blister Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
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Abstract
The application relates to a cement fineness negative pressure screen analyzer with a tail gas treatment device, which relates to the field of cement fineness negative pressure screen analyzers and comprises a cement fineness negative pressure screen analyzer body and a dust removal cylinder, wherein the cement fineness negative pressure screen analyzer body is communicated with the dust removal cylinder through an air supply pipe; the spraying assembly comprises a spraying pipe and a spraying nozzle, the spraying pipe is installed on the inner wall of the dust removal barrel, and the spraying nozzle is arranged towards the dust removal liquid and is installed on the spraying pipe. The dust removal device has the effects of intercepting ultramicro dust in the dust-containing gas, improving the dust removal effect and reducing the possibility of damage to the human body caused by the gas discharged from the dust removal cylinder.
Description
Technical Field
The application relates to the field of cement fineness negative pressure screen analysis instruments, in particular to a cement fineness negative pressure screen analysis instrument with a tail gas treatment device.
Background
The negative pressure sieving analyzer for cement fineness is one equipment for sieving powder material with air pressure and includes box, screen, cyclone, dust collector and dust collecting bottle connected together; the cement fineness negative pressure screen analyzer utilizes air flow as a power medium for screening, when the cement fineness negative pressure screen analyzer works, the whole system keeps a negative pressure state, powder materials to be detected in the screen are in a flow state under the action of air flow sprayed by a rotary air nozzle and move along with the air flow, fine particles with particle diameters smaller than the aperture of the screen are driven by the air flow to be pumped away through the screen and enter a dust collecting bottle, and particles with larger particle diameters can be remained in the screen, so that the purpose of screening is achieved. Generally, air entering the cyclone is filtered through the vacuum cleaner screen so that cement particles can be retained in the cyclone and fall into the dirt bottle. However, the air passing through the filter screen still contains part of ultrafine dust with the particle diameter smaller than the pore diameter of the filter screen, the ultrafine dust is discharged by the air outlet pipe along with the air, and the ultrafine dust can pollute the surrounding environment and also can affect the health of human bodies.
Chinese patent with publication number CN210495656U discloses a tail gas processing apparatus for cement fineness negative pressure screen analyzer, including setting up the processing case that contains water in cement fineness negative pressure screen analyzer one side, fixed connection is the connecting pipe on the outlet duct of cement fineness negative pressure screen analyzer, the setting deviates from outlet duct one end at the connecting pipe and stretch into the montant that is used for sending tail gas into the aquatic and fixed connection in the middle of processing case from the top of processing case and be close to the blast pipe of top position in processing case one side, send outlet duct exhaust air into aquatic, superfine dust is adsorbed to the aquatic, thereby make the content greatly reduced of superfine dust in the exhaust air in the final follow blast pipe, thereby pollution to the environment and the influence to human health have been reduced.
Above-mentioned scheme filters the superfine dust in the air current through introducing dirty gas to the aquatic, but dirty gas dwell time is shorter in the aquatic, often is difficult to guarantee dust removal effect, causes partial superfine dust to follow gas discharge air, causes the influence to people's health.
SUMMERY OF THE UTILITY MODEL
In order to improve dust removal effect, this application provides a cement fineness negative pressure sieve analysis appearance with tail gas processing apparatus.
The application provides a pair of cement fineness negative pressure sieve analysis appearance with tail gas processing apparatus adopts following technical scheme:
the cement fineness negative pressure screen analyzer with the tail gas treatment device comprises a cement fineness negative pressure screen analyzer body and a dust removal cylinder, wherein the cement fineness negative pressure screen analyzer body is communicated with the dust removal cylinder through an air supply pipe, dust removal liquid is required at the bottom of the dust removal cylinder, the height of the communication part of the air supply pipe and the dust removal cylinder is lower than the liquid level of the dust removal liquid, and a spraying assembly is arranged at the top of the dust removal cylinder;
the spraying assembly comprises a spraying pipe and a spraying nozzle, the spraying pipe is installed on the inner wall of the dust removal barrel, and the spraying nozzle is arranged towards the dust removal liquid and is installed on the spraying pipe.
Through adopting above-mentioned technical scheme, the shower switch-on water source sprays water smoke towards dust removal liquid, carries out the dust fall to the dirty gas that dashes out in the self-cleaning liquid, further holds back the super little dust in the dirty gas, promotes dust removal effect, reduces the possibility that dust removal barrel combustion gas led to the fact the harm to the human body.
Preferably, a first water pump is arranged outside the dust removing cylinder, one end of the first water pump is communicated with the spray pipe, and the other end of the first water pump is communicated with the bottom of the dust removing cylinder through a first water pumping pipe.
By adopting the technical scheme, the dedusting liquid is repeatedly utilized, so that resources are saved, and energy conservation and environmental protection are realized.
Preferably, the dust removal section of thick bamboo is equipped with the setting tank outward, be equipped with the second water pump between setting tank and the dust removal section of thick bamboo, the one end of second water pump is passed through the bottom intercommunication of second drinking-water pipe with the dust removal section of thick bamboo, and the other end passes through flow pipe and setting tank intercommunication, the one end that first water pump was kept away from to first drinking-water pipe communicates with the middle part of setting tank.
Through adopting above-mentioned technical scheme, will remove dust liquid earlier and carry to the setting tank in and deposit, then first drinking-water pipe is not the dust removal liquid of bottom to extract in the setting tank for spray nozzle spun water smoke is comparatively clean, and adsorption efficiency is stronger, further promotes dust removal effect.
Preferably, be equipped with the filter screen in the settling tank, the filter screen is located the below of first drinking-water pipe and settling tank intercommunication department.
Through adopting above-mentioned technical scheme, the filter screen filters the dust removal liquid in the setting tank, further promotes the purity of the dust removal liquid of first drinking-water pipe suction.
Preferably, the inner wall of the dust removing cylinder is further provided with a dust removing plate, the dust removing plate is located between the spraying pipe and the dust removing liquid, and the dust removing plate is provided with a plurality of dust removing holes.
Through adopting above-mentioned technical scheme, dust removal board and spray assembly combination form and drench and fall formula foam and remove dust, spray on the dust removal board is fallen to the spun dust removal liquid of mouth, and dusty gas evenly passes the dust removal hole and disperses in liquid, and the tympanic bulla and produce a large amount of foams when going out, is the foam state of motion state, makes there be great area of contact between the gas-liquid, has strengthened the double-phase torrent degree of gas-liquid, guarantees the effectual renewal of the double-phase contact surface of gas-liquid, reaches the purpose of the dust in the high-efficient purified gas.
Preferably, the dust removing plate is further provided with a drain pipe, the top surface of the drain pipe is flush with the top surface of the dust removing plate, and one end, far away from the dust removing plate, of the drain pipe extends into the dust removing liquid.
By adopting the technical scheme, the dust removal holes are penetrated by dust-containing gas, so that the dust removal liquid sprayed from the spray nozzles on the dust removal plate is difficult to discharge, and the drain pipe can directly guide the dust removal liquid into the dust removal liquid at the bottom of the dust removal barrel.
Preferably, the inner wall of the dust removing cylinder is further provided with a cyclone assembly, the cyclone assembly comprises a cyclone ring and a cyclone shaft, the cyclone ring and the cyclone shaft are coaxial, the cyclone shaft is located in the cyclone ring, a plurality of cyclone blades are arranged between the cyclone ring and the cyclone shaft, and the plurality of cyclone blades are arranged along the circumferential direction of the cyclone ring.
Through adopting above-mentioned technical scheme, the dirty gas that passes through from the subassembly that sprays strikes on the whirl blade, and moisture in the dirty gas adheres to the whirl blade, forms the dribble, and the dribble drips downwards along the incline direction of whirl blade, and moisture is when adsorbed, and partial harmful substance in the dirty gas is also detached along with moisture together, has realized the effect of purifying harmful substance in the dirty gas.
Preferably, the swirl vanes are arranged obliquely.
Through adopting above-mentioned technical scheme, the whirl blade multiplicable with dirty gaseous area of contact of slope, and then promote dust removal effect.
Preferably, the top of the dust removing cylinder is provided with an air outlet pipe, an activated carbon plate is arranged in the air outlet pipe, and the activated carbon plate is honeycomb-shaped.
Through adopting above-mentioned technical scheme, the harmful substance adsorption purification in the activated carbon plate to the dusty gas, the honeycomb shape can increase the area of contact of activated carbon plate and dusty gas, reinforcing activated carbon plate is to the adsorption efficiency of harmful gas in the dusty gas.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the arrangement of the spraying assembly, the device has the effects of intercepting ultrafine dust in the dust-containing gas, improving the dust removal effect and reducing the possibility of damage to human bodies caused by gas discharged from the dust removal cylinder;
2. through the setting of spraying mouth, dust removal board and dust removal hole, the combination forms and drenches down formula foam and removes dust, spray on the dust removal board is fallen to the spun dust removal liquid of mouth, dirty gas evenly passes the dust removal hole and disperses in liquid, the tympanic bulla and produce a large amount of foams when going out, be the foam state of moving, make have great area of contact between the gas-liquid, the double-phase torrent degree of gas-liquid has been strengthened, guarantee the effectual renewal of the double-phase contact surface of gas-liquid, reach the purpose of dust in the high-efficient purified gas.
Drawings
Fig. 1 is a schematic structural diagram of the whole in the embodiment of the present application.
FIG. 2 is a schematic structural diagram of a spraying assembly, a dust removal plate and a cyclone assembly in the embodiment of the application.
Fig. 3 is a partially enlarged view of a portion a in fig. 2.
Description of reference numerals: 1. a cement fineness negative pressure screen analyzer body; 11. an air supply pipe; 2. a dust removal cylinder; 21. a spray assembly; 211. a spray ring; 212. a shower pipe; 213. a spray nozzle; 22. a first water pump; 221. a first pumping pipe; 222. a water feeding pipe; 23. a second water pump; 231. a second pumping pipe; 232. a water supply pipe; 24. a dust removal plate; 241. a dust removal hole; 242. a drain pipe; 25. a swirl assembly; 251. a swirl ring; 252. a rotational flow axis; 253. a swirl vane; 26. an air outlet pipe; 261. an activated carbon plate; 3. a settling tank; 31. and (5) filtering by using a filter screen.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses cement fineness negative pressure sieve analysis appearance with tail gas processing apparatus.
Referring to fig. 1 and 2, a cement fineness negative pressure screen analyzer with tail gas processing apparatus includes cement fineness negative pressure screen analyzer body 1, and one side of cement fineness negative pressure screen analyzer body 1 is equipped with a dust removal section of thick bamboo 2 and settling box 3, and dust removal section of thick bamboo 2 and settling box 3 all install subaerial, and cement fineness negative pressure screen analyzer body 1 passes through air-supply pipe 11 and dust removal section of thick bamboo 2 intercommunication. The bottom of the dust removing cylinder 2 is stored with dust removing liquid, the air feed pipe 11 can be higher than the dust removing liquid, then one end of the air feed pipe 11 far away from the cement fineness negative pressure screen analyzer body 1 is inserted into the dust removing liquid, the air feed pipe 11 can also be directly communicated with the bottom of the dust removing cylinder 2, and a one-way valve is arranged on the air feed pipe 11, so that the possibility of backflow of the dust removing liquid is reduced. The dust removing cylinder 2 is communicated with the settling box 3 through a circulating assembly, the top of the dust removing cylinder 2 is provided with a spraying assembly 21, and the spraying assembly 21 is communicated with the circulating assembly. The circulating component leads the dedusting liquid at the bottom of the dedusting cylinder 2 to the settling tank 3 for settling, and then leads the dedusting liquid to the spraying component 21 for spraying the dusty gas rushing out of the dedusting liquid at the bottom of the dedusting cylinder 2. An air outlet pipe 26 is fixed on the top of the dust removing cylinder 2, an activated carbon plate 261 is fixed in the air outlet pipe 26, and the activated carbon plate 261 is honeycomb-shaped.
Referring to fig. 2 and 3, the circulation assembly includes a first water pump 22 and a second water pump 23, one end of the second water pump 23 is communicated with the bottom of the dust removing cylinder 2 through a second pumping pipe 231, and the other end is communicated with the side wall of the settling tank 3 through a water supply pipe 232. The spray assembly 21 comprises a spray ring 211, a spray pipe 212 and spray nozzles 213, the spray ring 211 is fixed on the inner wall of the dust removing cylinder 2, the spray pipe 212 is arranged in the spray ring 211 and is communicated with the spray ring 211, the spray nozzles 213 are communicated with the spray pipe 212 and are arranged towards the dust removing liquid at the bottom of the dust removing cylinder 2, and the spray nozzles 213 are arrayed in a plurality along the axial direction of the spray pipe 212. One end of the first water pump 22 is communicated with the middle part of the settling tank 3 through a first water pumping pipe 221, and the other end is communicated with the spray ring 211 through a water feeding pipe 222. The spray nozzle 213 can adopt an axial flow type spiral nozzle, the axial flow type spiral nozzle can enable the sprayed dust removal liquid to achieve a fine and uniform atomization effect due to the action of the pressure and the structure of the axial flow type spiral nozzle, the spray effect and the spray range are improved, the reaction effect with gas is enhanced, and meanwhile, the nozzle is not easy to block. A filter screen 31 is further fixed on the inner wall of the settling tank 3, and the filter screen 31 is located below the communication position of the first water pumping pipe 221 and the settling tank 3.
Referring to fig. 3, a cyclone assembly 25 is arranged in the dust removing cylinder 2, the cyclone assembly 25 is located above the spraying assembly 21, the cyclone assembly 25 includes a cyclone ring 251 and a cyclone shaft 252, the cyclone ring 251 is fixed on the inner wall of the dust removing cylinder 2, the cyclone ring 251 and the cyclone shaft 252 are coaxial, the cyclone shaft 252 is located in the cyclone ring 251, a plurality of cyclone blades 253 are fixed between the cyclone ring 251 and the cyclone shaft 252, and the plurality of cyclone blades 253 are arranged in an inclined manner along the circumferential array of the cyclone ring 251.
Referring to fig. 3, a dust removing plate 24 is further fixed on the inner wall of the dust removing cylinder 2, the dust removing plate 24 is located between the spraying pipe 212 and the dust removing liquid, a plurality of dust removing holes 241 are formed in the dust removing plate 24, and the dust removing holes 241 may be round or square. The dust removing plate 24 is also fixed with a drain pipe 242, the top surface of the drain pipe 242 is flush with the top surface of the dust removing plate 24, and one end of the drain pipe 242 far away from the dust removing plate 24 extends into the dust removing liquid at the bottom of the dust removing cylinder 2.
The implementation process of the cement fineness negative pressure screen analyzer with the tail gas treatment device is as follows: the dusty gas enters from the air feed pipe 11, enters into the dedusting liquid at the bottom of the dedusting cylinder 2, then rushes out from the dedusting liquid, moves towards the dedusting plate 24, rushes out from the dedusting holes 241, and the water mist sprayed by the spray nozzles adsorbs the dusty gas which penetrates out from the dedusting holes 241. Subsequently, the dusty gas passes through the shower ring 211 and the shower pipe 212, impinges on the swirl vanes 253, passes between the swirl vanes 253, and finally passes through the activated carbon plate 261 to be discharged from the air outlet pipe.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a cement fineness negative pressure screen analysis appearance with tail gas processing apparatus, includes cement fineness negative pressure screen analysis appearance body (1), one side of cement fineness negative pressure screen analysis appearance body (1) is equipped with dust removal section of thick bamboo (2), cement fineness negative pressure screen analysis appearance body (1) and dust removal section of thick bamboo (2) are through blast pipe (11) intercommunication, its characterized in that: the bottom of the dust removing cylinder (2) needs dust removing liquid, the height of the communication part of the air supply pipe (11) and the dust removing cylinder (2) is lower than the liquid level of the dust removing liquid, and the top of the dust removing cylinder (2) is provided with a spraying assembly (21);
spray assembly (21) include shower (212) and spray nozzle (213), shower (212) are installed on the inner wall of dust removal section of thick bamboo (2), spray nozzle (213) set up towards dust removal liquid, and install on shower (212).
2. The cement fineness negative pressure screen analyzer with tail gas processing apparatus of claim 1, characterized in that: the dust collection device is characterized in that a first water pump (22) is arranged outside the dust collection barrel (2), one end of the first water pump (22) is communicated with the spray pipe (212), and the other end of the first water pump is communicated with the bottom of the dust collection barrel (2) through a first water pumping pipe (221).
3. The cement fineness negative pressure screen analyzer with tail gas processing apparatus of claim 2, characterized in that: the dust removal device is characterized in that a settling tank (3) is arranged outside the dust removal barrel (2), a second water pump (23) is arranged between the settling tank (3) and the dust removal barrel (2), one end of the second water pump (23) is communicated with the bottom of the dust removal barrel (2) through a second water pumping pipe (231), the other end of the second water pump is communicated with the settling tank (3) through a water feeding pipe (232), and one end of the first water pump (22) is far away from the first water pumping pipe (221) and the middle of the settling tank (3) are communicated.
4. The cement fineness negative pressure screen analyzer with tail gas processing apparatus of claim 3, characterized in that: be equipped with filter screen (31) in settling tank (3), below that first drinking-water pipe (221) and settling tank (3) intercommunication department is located in filter screen (31).
5. The cement fineness negative pressure screen analyzer with tail gas processing apparatus of claim 1, characterized in that: the inner wall of the dust removing cylinder (2) is also provided with a dust removing plate (24), the dust removing plate (24) is positioned between the spraying pipe (212) and dust removing liquid, and the dust removing plate (24) is provided with a plurality of dust removing holes (241).
6. The cement fineness negative pressure screen analyzer with tail gas processing apparatus of claim 5, characterized in that: still be equipped with drain pipe (242) on dust removal board (24), the top surface of drain pipe (242) and the top surface parallel and level of dust removal board (24), the one end that dust removal board (24) were kept away from in dust removal liquid is stretched in drain pipe (242).
7. The cement fineness negative pressure screen analyzer with tail gas processing apparatus of claim 5, characterized in that: still be equipped with whirl subassembly (25) in dust removal section of thick bamboo (2), whirl subassembly (25) are located spray assembly (21) top, whirl subassembly (25) are including whirl ring (251) and whirl axle (252), whirl ring (251) set up on the inner wall of dust removal section of thick bamboo (2), whirl ring (251) and whirl axle (252) coaxial line, just whirl axle (252) are located whirl ring (251), be equipped with whirl blade (253) between whirl ring (251) and whirl axle (252), whirl blade (253) are equipped with a plurality ofly along the circumference of whirl ring (251).
8. The cement fineness negative pressure screen analyzer with tail gas processing apparatus of claim 7, characterized in that: the swirl vanes (253) are arranged obliquely.
9. The cement fineness negative pressure screen analyzer with tail gas processing apparatus of claim 1, characterized in that: the top of dust removal cylinder (2) is equipped with outlet duct (26), be equipped with activated carbon plate (261) in outlet duct (26), activated carbon plate (261) are cellular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022252848.7U CN213408143U (en) | 2020-10-11 | 2020-10-11 | Cement fineness negative pressure screen analysis appearance with tail gas processing apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022252848.7U CN213408143U (en) | 2020-10-11 | 2020-10-11 | Cement fineness negative pressure screen analysis appearance with tail gas processing apparatus |
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| CN213408143U true CN213408143U (en) | 2021-06-11 |
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| CN202022252848.7U Expired - Fee Related CN213408143U (en) | 2020-10-11 | 2020-10-11 | Cement fineness negative pressure screen analysis appearance with tail gas processing apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114699872A (en) * | 2022-03-16 | 2022-07-05 | 桂林航天工业学院 | Method and device for determining optimal distance of nozzles in wet-type chord grid air purification device |
-
2020
- 2020-10-11 CN CN202022252848.7U patent/CN213408143U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114699872A (en) * | 2022-03-16 | 2022-07-05 | 桂林航天工业学院 | Method and device for determining optimal distance of nozzles in wet-type chord grid air purification device |
| CN114699872B (en) * | 2022-03-16 | 2023-09-05 | 桂林航天工业学院 | Method and device for determining optimal distance of nozzles in wet type chord grid air purification device |
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Granted publication date: 20210611 |