CN117695795B - Method and equipment for precise oil and dust removal in gas - Google Patents
Method and equipment for precise oil and dust removal in gas Download PDFInfo
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- CN117695795B CN117695795B CN202311671699.XA CN202311671699A CN117695795B CN 117695795 B CN117695795 B CN 117695795B CN 202311671699 A CN202311671699 A CN 202311671699A CN 117695795 B CN117695795 B CN 117695795B
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- 239000000428 dust Substances 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000007789 gas Substances 0.000 claims abstract description 73
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 239000002994 raw material Substances 0.000 claims abstract description 13
- 239000010865 sewage Substances 0.000 claims abstract description 12
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000001257 hydrogen Substances 0.000 claims abstract description 9
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 239000002245 particle Substances 0.000 claims abstract description 7
- 238000012545 processing Methods 0.000 claims abstract description 6
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002441 reversible effect Effects 0.000 claims description 2
- 238000012824 chemical production Methods 0.000 abstract description 2
- 235000019198 oils Nutrition 0.000 description 20
- 238000000746 purification Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000019476 oil-water mixture Nutrition 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
- B01D45/16—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream, the centrifugal forces being generated solely or partly by mechanical means, e.g. fixed swirl vanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/4227—Manipulating filters or filter elements, e.g. handles or extracting tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Separating Particles In Gases By Inertia (AREA)
- Centrifugal Separators (AREA)
Abstract
The invention discloses a method and equipment for precisely removing oil and dust in gas, which relate to the field of chemical production and comprise the following steps: s1: the raw material gas enters a separator for primary filtration after entering the device, so as to remove liquid drops and dust of larger particles; s2: the gas flowing out of the top of the separator enters the internal cavity of the filter condenser from the lower part to carry out secondary filtration, S3: and discharging and intensively treating the greasy dirt at the bottoms of the separator and the filter condenser, and enabling pure gas obtained at the top of the filter condenser to enter a compressor for subsequent crude hydrogen processing. The device comprises a separator, wherein the top of the separator is provided with an air outlet, the bottom of the separator is provided with a sewage outlet, the side surface of the separator is provided with an air inlet, and a plurality of centrifugal tubes are arranged in the separator and form a centrifugal tube bundle. The invention has the advantages that: can improve the removal of finer liquid drops and dust in the gas, improve the oil removal and dust removal efficiency and facilitate the use.
Description
Technical Field
The invention relates to the field of chemical production and processing, in particular to a method and equipment for precisely removing oil and dust in gas.
Background
In the crude hydrogen purification device, the feed gas comes from a gas-liquid separation tank after regeneration in a dryer. During the regeneration stage of the dryer, part of the drying agent is pulverized when the pressure is suddenly changed, and heavy components of C3 and above are entrained in the regenerated gas. The part of the raw gas containing oil and dust enters a gas-liquid separation tank for separation after being cooled by a heat exchanger, the gas at the top of the tank enters a crude hydrogen purification device, and the mixture of separated large-particle dust and a certain amount of oil-water mixture is arranged at the bottom of the tank. Because the raw gas of the crude hydrogen purification device contains a certain amount of dust and oil, in the subsequent raw gas pressure rising stage, the part of impurities can enter the reciprocating compressor, along with the increase of the running time, the part of oil can be gradually accumulated in the inlet filter of the compressor, and in the raw gas pressure rising and cooling stage, tar paste can be formed in the exhaust valve, so that the power consumption of the compressor is increased, the exhaust valve can not be normally opened and closed in severe cases, and the compressor has abnormal working conditions such as overpressure or pressure loss; in addition, part of dust of the raw material gas is dispersed in the exhaust valve along with oil in the raw material gas, and the other part of dust enters the air leakage recovery system at the outer edge of a cylinder of the compressor, so that the packing seal is invalid, and then the medium gas is leaked. Therefore, the impurities generate irreversible harm to the stable operation of the compressor, and when the gas leakage recovery temperature of the compressor is high or the gas valve does not work, maintenance operation is needed, so that the long-period operation of the crude hydrogen purification device is seriously influenced.
In the prior art, in the initial design stage of the crude hydrogen purification device, only a solid particle filter core capable of intercepting more than 3 mu m is arranged at an inlet filter of a compressor, and part of small particle liquid drop dust enters a compressor cylinder body, so that the performance of the compressor is deteriorated due to long-term operation, and the phenomenon that an air valve does not work occurs.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a method and equipment for precisely removing oil and dust in gas.
A method for precisely removing oil and dust in gas, which comprises the following steps of;
S1: the raw material gas enters the separator for primary filtration after entering the device, and larger-particle liquid drops and dust are removed, wherein the raw material gas enters from the middle part of the separator, the separated liquid drops and dust are deposited on the lower part of the separator, and purer gas flows out from the top of the separator;
S2: the gas flowing out of the top of the separator enters the internal cavity of the filter condenser from the lower part, and the filter condenser performs secondary filtration through the set coalescing filter element, so that the gas flows from the inside of the efficient coalescing filter element to the outside, liquid drops and dust are gathered on the filter element, and flow to the bottom of the device along the tube plate of the filter element after forming small liquid drops.
S3: and discharging and intensively treating the greasy dirt at the bottoms of the separator and the filter condenser, and enabling pure gas obtained at the top of the filter condenser to enter a compressor for subsequent crude hydrogen processing.
In the method for precisely removing oil and dust in the gas, the filter condenser is provided with a standby table, and when the pressure difference is high and switching is needed, the switching work is completed on line.
The utility model provides a precision deoiling dust removal's equipment in gas, includes the separator, the top of separator is provided with the gas outlet, the bottom of separator is provided with the drain, the side of separator is provided with the air inlet, the inside of separator is provided with a plurality of centrifuging tube and constitutes centrifugal tube bank, a plurality of the upper and lower both sides of centrifuging tube are sealing connection respectively has first layering board and second layering board, be provided with the third layering board between first layering board and the second layering board, set up to transmission space between first layering board and the third layering board, be provided with the removal subassembly that drives a plurality of centrifuging tubes and remove in vertical direction in the transmission space, set up to the air inlet space between second layering board and the third layering board, the air inlet sets up on the lateral wall of air inlet space, the top of first layering board sets up to the exhaust space, the below of third layering board sets up to the blowdown space, the level gauge sets up in the blowdown space.
In the equipment for precisely removing oil and dust in gas, the moving assembly comprises a power component and a linkage component, the power component comprises a driving motor, a case is arranged on the outer side of the driving motor, the case is of a cylindrical structure and is fixedly connected with the inner top wall of the separator through a plurality of fixing rods, an output shaft of the driving motor is located in a transmission space and is connected with a central gear, the central gear is coaxially and rotatably connected with a third layering plate, a plurality of planetary gears are annularly connected with the central gear, the number of the planetary gears is the same as that of centrifugal tubes, each planetary gear is sleeved on the outer side of one centrifugal tube, the outer sides of the planetary gears are jointly connected with an inner gear, and the inner gear is fixedly connected with the third layering plate.
In the equipment of accurate deoiling and dedusting in the above-mentioned gas, the linkage part includes the mounting panel of being connected with driving motor, the mounting panel is by a plurality of planet frame plates annular connection setting, every the one side that the separator axis was kept away from to the mounting panel all is connected with the centrifuging tube, the centrifuging tube is located the inboard part of planetary gear and mounting panel and is provided with screw thread part one, the inboard of planetary gear is provided with screw thread part two, screw thread part one and screw thread part two threaded connection, all run through in first layering board, second layering board and the third layering board and offered the circular slot and be connected with the revolving plate in the circular slot rotation, a plurality of the centrifuging tube all passes three revolving plate simultaneously, driving motor output periodic forward and backward rotation.
In the equipment for precisely removing oil and dust in the gas, two adjacent screw thread parts in the screw thread parts are different in one screw thread direction, the centrifugal tubes arranged at intervals are divided into two groups, and the height positions of the two groups of centrifugal tubes are different.
In the equipment of accurate deoiling and dedusting in the above-mentioned gas, the stopper of "worker" font structure has been cup jointed on the upper portion of centrifuging tube, the middle part of stopper runs through first layering board and with first layering board sealing sliding connection, every the blade has all been cup jointed to the bottom of centrifuging tube.
In the device for precisely removing oil and dust in the gas, a liquid level meter is arranged below the air inlet, and a manhole is arranged on the other side of the separator.
Compared with the prior art, the invention has the advantages that:
1: according to the invention, through the combined use of the separator and the filter coalescer, more than 99% of liquid drops and dust can be removed, and through experimental operation, the device has the removal rate of more than 8 mu m of liquid drops and dust up to 98%; the pressure difference between the gas inlet and the gas outlet is less than 5KPa, the operation condition is good, the removal rate of the liquid drop dust above 0.5 μm is more than 98%,
2: Through reforming transform the separator, be connected a plurality of centrifuging tubes through planetary gear and sun gear and internal gear to can realize constantly changing the work of centrifuging tube height when removing dust through screw thread part one and screw thread part two that set up, make the inside centrifuging tube bank of separator appear the distribution that falls all the time like this, after the raw materials gas gets into cyclone, get into the centrifuging tube bank of different co-altitude, but the raw materials gas from different directions and velocity of flow has been handled, the treatment effeciency of equipment has been improved, the speed of centrifuging tube processing raw materials gas has been improved to the blade that the cooperation centrifuging tube bottom set up like this, separation efficiency has been improved, and convenient use.
Drawings
Fig. 1 is a schematic structural diagram of a device for precise oil and dust removal in gas according to the present invention.
Fig. 2 is an internal schematic diagram of a separator in a device for precise oil and dust removal in gas according to the present invention.
Fig. 3 is a schematic structural diagram of a linkage component in a device for precise oil and dust removal in gas.
Fig. 4 is a schematic structural diagram of a gear structure in a device for precise oil and dust removal in gas according to the present invention.
Fig. 5 is a cross-sectional view of a separator in an apparatus for precise oil and dust removal in a gas according to the present invention.
Fig. 6 is a process flow chart of a method for precisely removing oil and dust in gas according to the invention.
Fig. 7 is a graph of dust removal data using the present process.
In the figure: the device comprises a separator 1, a filter condenser 2, a gas outlet 3, a sewage outlet 4, a gas inlet 5, a liquid level meter 6, a manhole 7, a limiting block 8, a centrifugal tube 9, a first laminated plate 101, a second laminated plate 102, a third laminated plate 103, a transmission space 104, a gas inlet space 105, a gas outlet space 106, a sewage outlet space 107, a driving motor 111, a machine case 112, a central gear 113, a planetary gear 114, an internal gear 115, a support plate 121, a first 122 threaded part, a second 123 threaded part, a rotating plate 124 and 13 blades.
Detailed Description
Examples
Referring to fig. 6-7, a method for precise oil and dust removal in a gas comprises the following steps;
S1: the raw material gas enters the separator 1 to be subjected to primary filtration after entering the device, and larger-particle liquid drops and dust are removed, wherein the raw material gas enters from the middle part of the separator 1, the separated liquid drops and dust are deposited at the lower part of the separator 1, and purer gas flows out from the top of the separator 1;
S2: the gas flowing out of the top of the separator 1 enters the internal cavity of the filter condenser 2 from the lower part, the filter condenser 2 carries out secondary filtration through the arranged coalescing filter element, so that the gas flows from the inside of the high-efficiency coalescing filter element to the outside, liquid drops and dust are gathered on the filter element, form small liquid drops and flow to the bottom of the device along the tube plate of the filter element, the filter condenser 2 is provided with a standby table, and when the pressure difference is high and needs to be switched, the switching work is completed on line;
s3: and discharging and intensively treating the greasy dirt at the bottoms of the separator 1 and the filter condenser 2, and enabling pure gas obtained at the top of the filter condenser 2 to enter a compressor for subsequent crude hydrogen processing.
Wherein the technology is put into practical use, referring to fig. 7, more than 99% of liquid drops and dust can be removed by the combined use of the separator 1 and the filter coalescer 2, the separator 1 is operated for 6 months at present through test operation, the drain frequency of the tank bottom is 1 month/time, and the removal rate of the device to the liquid drops and dust with more than 8 μm can reach 98%; the pressure difference between the gas inlet and the gas outlet is less than 5KPa, the operation condition is good, and the removal rate of the liquid drop dust above 0.5 μm is more than 98 percent
Meanwhile, after the dust removal rate reaches the standard, the invention further improves the dust removal efficiency, and provides equipment for precisely removing oil and dust in gas, referring to fig. 1-5, which comprises a separator 1, wherein the top of the separator 1 is provided with an air outlet 3, the bottom of the separator 1 is provided with a sewage outlet 4, the side surface of the separator 1 is provided with an air inlet 5, the inside of the separator 1 is provided with a plurality of centrifugal tubes 9 and forms a centrifugal tube bundle, the upper side and the lower side of the plurality of centrifugal tubes 9 are respectively and hermetically connected with a first laminated plate 101 and a second laminated plate 102, a third laminated plate 103 is arranged between the first laminated plate 101 and the second laminated plate 102, a transmission space 104 is arranged between the first laminated plate 101 and the third laminated plate 103, a moving assembly for driving the plurality of centrifugal tubes 9 to move in the vertical direction is arranged in the transmission space 104, an air inlet 105 is arranged between the second laminated plate 102 and the third laminated plate 103, the air inlet 5 is arranged on the side wall of the air inlet 105, the upper side of the first laminated plate 101 is provided with an air outlet 106, the lower side of the third laminated plate 103 is provided with a sewage outlet 107, a liquid level meter 6 is arranged on the other side of the sewage outlet 6, and a manhole 7 is arranged below the air inlet 5 in the sewage level meter 6 is arranged below the sewage outlet 7.
The moving assembly comprises a power component and a linkage component, the power component comprises a driving motor 111, a chassis 112 is arranged on the outer side of the driving motor 111, the chassis 112 is of a cylindrical structure and is fixedly connected with the inner top wall of the separator 1 through a plurality of fixing rods 14, an output shaft of the driving motor 111 is positioned in a transmission space 104 and is connected with a central gear 113, the central gear 113 is coaxially and rotatably connected with a third laminated plate 103, the central gear 113 is annularly connected with a plurality of planetary gears 114, the number of the planetary gears 114 is the same as that of centrifugal tubes 9, each planetary gear 114 is sleeved on the outer side of one centrifugal tube 9, the outer sides of the plurality of planetary gears 114 are commonly connected with an inner gear 115, the inner gear 115 is fixedly connected with the third laminated plate 103, the linkage component comprises a support plate 121 connected with the driving motor 111, the support plate 121 is annularly connected with the central gear 9 through a plurality of planetary support plates, and one side of each support plate 121 far away from the central axis of the separator 1 is connected with the central gear 113, so that each support plate 121 plays a role of a planet carrier and forms a planetary gear train together with the central gear 113, the planetary gears 114 and the inner gears 115;
The centrifugal tube 9 is provided with a first threaded part 122 at the inner side of the planetary gear 114 and the support plate 121, a second threaded part 123 is arranged at the inner side of the planetary gear 114, the first threaded part 122 and the second threaded part 123 are in threaded connection, the first laminated plate 101, the second laminated plate 102 and the third laminated plate 103 are respectively provided with round grooves in a penetrating mode, the round grooves are rotationally connected with a rotating plate 124, the rotating space of the centrifugal tube 9 is met, a plurality of centrifugal tubes 9 are respectively provided with three rotating plates 124 in a penetrating mode, the driving motor 111 outputs periodic forward and reverse rotation, and the centrifugal tube 9 is provided with the advantages that when the driving motor 111 drives the central gear 113 and the support plate 121 to simultaneously rotate, the planetary gears 114 can respectively revolve and rotate, so that the axial positions of the planetary gears 114 which rotate relative to the centrifugal tube 9 are changed, namely the height positions of the centrifugal tube 9 are changed at each moment, the positions of the air inlet parts of the centrifugal tube 9 are always in a changing state, the centrifugal tube can be better processed, and the raw material processing efficiency from different air flow rates can be improved.
Further, two adjacent screw thread parts 122 in a plurality of screw thread parts 122 revolve to the difference, and a plurality of centrifuging tubes 9 that the interval set up divide into two sets of, the high position of two sets of centrifuging tubes 9 is different, like this under initial condition, centrifuging tube 9 is in the state of staggered distribution promptly, and the different through screw thread part 122 revolve, make when driving motor 111 drives a plurality of centrifuging tubes 9 and revolve around, adjacent centrifuging tube 9 produces the vertical removal of opposite direction, the stopper 8 of "worker" font structure has been cup jointed on the upper portion of centrifuging tube 9, the middle part of stopper 8 runs through first layering board 101 and with first layering board 101 sealing sliding connection, can restrict centrifuging tube 9's autogenous rotation through stopper 8, like this can guarantee that planetary gear 114 during operation, screw thread part 122 and screw thread part two 123 can produce relative rotation, realize centrifuging tube 9 in the motion of vertical direction, the bottom of every centrifuging tube 9 has all cup jointed blade 13, improve the gas flow rate of centrifuging tube 9 bottom, thereby improve the speed that the centrifuging tube 9 leaves from 9, improve dust removal efficiency.
It will be appreciated by those skilled in the art that the present invention can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the invention or equivalents thereto are intended to be embraced therein.
Claims (6)
1. The utility model provides a precision deoiling dust removal's equipment in gas, includes separator (1), its characterized in that: the top of the separator (1) is provided with an air outlet (3), the bottom of the separator (1) is provided with a sewage outlet (4), the side surface of the separator (1) is provided with an air inlet (5), a plurality of centrifugal tubes (9) are arranged in the separator (1) and form a centrifugal tube bundle, the upper side and the lower side of the centrifugal tubes (9) are respectively and hermetically connected with a first laminated plate (101) and a second laminated plate (102), a third laminated plate (103) is arranged between the first laminated plate (101) and the second laminated plate (102), a transmission space (104) is arranged between the first laminated plate (101) and the third laminated plate (103), a moving assembly for driving the centrifugal tubes (9) to move in the vertical direction is arranged in the transmission space (104), an air inlet space (105) is arranged between the second laminated plate (102) and the third laminated plate (103), the air inlet (5) is arranged on the side wall of the air inlet space (105), the upper part of the first laminated plate (101) is provided with a sewage outlet (106), and the sewage outlet (107) is arranged in the sewage outlet space (6);
The movable assembly comprises a power component and a linkage component, the power component comprises a driving motor (111), a machine case (112) is arranged on the outer side of the driving motor (111), the machine case (112) is of a cylindrical structure and is fixedly connected with the inner top wall of the separator (1) through a plurality of fixing rods (14), an output shaft of the driving motor (111) is positioned in a transmission space (104) and is connected with a central gear (113), the central gear (113) is coaxially and rotatably connected with a third laminated plate (103), the central gear (113) is annularly connected with a plurality of planet gears (114), the number of the planet gears (114) is the same as that of centrifugal tubes (9), each planet gear (114) is sleeved on the outer side of one centrifugal tube (9), the outer sides of the planet gears (114) are jointly connected with an inner gear (115), and the inner gear (115) is fixedly connected with the third laminated plate (103).
The linkage part comprises a support plate (121) connected with a driving motor (111), the support plate (121) is annularly connected by a plurality of planet carrier plates, each support plate (121) is far away from one side of a central axis of a separator (1) and is connected with a centrifugal tube (9), a first threaded part (122) is arranged on the inner side of the centrifugal tube (9) located at the inner sides of a planet gear (114) and the support plate (121), a second threaded part (123) is arranged on the inner side of the planet gear (114), the first threaded part (122) and the second threaded part (123) are in threaded connection, circular grooves are formed in the first laminated plate (101), the second laminated plate (102) and the third laminated plate (103) in a penetrating mode, a rotating plate (124) is connected in the rotating mode in the circular grooves, a plurality of centrifugal tubes (9) penetrate through the three rotating plates (124) simultaneously, and the driving motor (111) outputs periodical forward and reverse rotation.
2. The apparatus for precise oil and dust removal in a gas according to claim 1, wherein: two adjacent screw thread parts (122) in the screw thread parts (122) are different in screw direction, and a plurality of centrifuge tubes (9) arranged at intervals are divided into two groups, and the height positions of the two groups of centrifuge tubes (9) are different.
3. The apparatus for precise oil and dust removal in a gas according to claim 2, wherein: the upper portion of centrifuging tube (9) has cup jointed stopper (8) of "worker" font structure, the middle part of stopper (8) runs through first layering board (101) and with sealed sliding connection of first layering board (101), every the bottom of centrifuging tube (9) has all cup jointed blade (13).
4. The apparatus for precise oil and dust removal in a gas according to claim 1, wherein: a liquid level meter (6) is arranged below the air inlet (5), and a manhole (7) is arranged on the other side of the separator (1).
5. A method for precise oil and dust removal in gas by using the device of any one of claims 1-4, which is characterized in that: comprises the following steps of;
S1: the raw material gas enters the separator (1) after entering the device for primary filtration to remove larger-particle liquid drops and dust, wherein the raw material gas enters from the middle part of the separator (1), the separated liquid drops and dust are deposited on the lower part of the separator (1), and purer gas flows out from the top of the separator (1);
S2: the gas flowing out of the top of the separator (1) enters the internal cavity of the filter condenser (2) from the lower part, the filter condenser (2) performs secondary filtration through the arranged coalescing filter element, so that the gas flows from the inside to the outside of the efficient coalescing filter element, liquid drops and dust are gathered on the filter element, and flow to the bottom of the device along the tube plate of the filter element after forming small liquid drops;
S3: discharging and intensively treating oil stains at the bottoms of the separator (1) and the filter condenser (2), and enabling pure gas obtained at the top of the filter condenser (2) to enter a compressor for subsequent crude hydrogen processing.
6. The method for precisely removing oil and dust in gas according to claim 5, wherein the method comprises the following steps: the filter condenser (2) is provided with a standby table, and when the pressure difference is high and switching is needed, the switching work is completed on line.
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| CN202311671699.XA CN117695795B (en) | 2023-12-07 | 2023-12-07 | Method and equipment for precise oil and dust removal in gas |
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| CN112237800A (en) * | 2020-10-21 | 2021-01-19 | 广州众力针织品有限公司 | High-efficient sack cleaner of clearance sack surface adsorption dust |
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| KR101566204B1 (en) * | 2009-04-29 | 2015-11-05 | 삼성전자 주식회사 | Wet separating type dust collector for vacuum cleaner |
| CN112370910B (en) * | 2020-10-10 | 2022-09-06 | 芜湖质勉信息科技有限公司 | Water atomization cleaning equipment for dust generated in cotton fiber processing and water-sewage separation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111495088A (en) * | 2020-04-27 | 2020-08-07 | 安徽顺达环保科技股份有限公司 | Centrifugal separation device and method for wet electric dust removal of denitration tower |
| CN112237800A (en) * | 2020-10-21 | 2021-01-19 | 广州众力针织品有限公司 | High-efficient sack cleaner of clearance sack surface adsorption dust |
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