CN111111408A - Pressurization reverse desulfurization and dust removal integrated equipment - Google Patents
Pressurization reverse desulfurization and dust removal integrated equipment Download PDFInfo
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- CN111111408A CN111111408A CN201911356125.7A CN201911356125A CN111111408A CN 111111408 A CN111111408 A CN 111111408A CN 201911356125 A CN201911356125 A CN 201911356125A CN 111111408 A CN111111408 A CN 111111408A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
- B01D53/504—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/12—Washers with plural different washing sections
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
- B01D53/502—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific solution or suspension
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/96—Regeneration, reactivation or recycling of reactants
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- 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
- B01D2258/0283—Flue gases
Abstract
The invention provides pressurized reverse-reaction desulfurization and dust removal integrated equipment which comprises an absorption tower body, wherein a spray chamber for spraying, removing dust and discharging sulfur is arranged at the upper end of the absorption tower body, a reaction tank is arranged at the lower end of the absorption tower body and is communicated with the absorption tower body through a bubbling pipe, an air passage communicated with a chimney is arranged at the middle part of the absorption tower body, the reaction tank is communicated with a sedimentation tank, the sedimentation tank is communicated with a storage tank, a spray pipe is arranged in the spray chamber, a spray head is arranged in the spray pipe and is communicated with a medicine storage tank, and the medicine storage tank is communicated with. The pressurized reverse desulfurization and dust removal integrated equipment provided by the invention can be used for treating smoke dust and sulfur dioxide in flue gas in one step by utilizing the integrated absorption tower body, an additional electric dust removal device is not needed, and the cost is reduced; the flue gas firstly passes through the spray pipe and the spray chamber is sprayed for desulfurization, the spray liquid flows to the reaction tank, the flue gas contacts the spray liquid in the reaction tank in a bubbling mode, the desulfurization is carried out in the reaction tank, and the desulfurization effect is good after twice desulfurization.
Description
Technical Field
The invention relates to the field of flue gas treatment equipment, in particular to pressurization reverse desulfurization and dust removal integrated equipment.
Background
SO2 and dust in flue gas discharged from a combustion system are main causes of air pollution in China, SO that the process of desulfurizing and dedusting the flue gas before discharging the flue gas is an essential process for treating the air pollution.
At present, the flue gas desulfurization technology can be divided into a dry method, a semi-dry method and a wet method, wherein the wet flue gas desulfurization adopts a gas-liquid reaction of a liquid absorbent under an ionic condition to further remove SO2 in the flue gas, and the method is an effective desulfurization method applied in large scale in the industrial industry at present.
At present, a wet-type electric precipitator is usually adopted in a coal-fired power plant to purify flue gas, when dust in the flue gas passes through a high-voltage electrostatic field, the dust collides with positive and negative ions and electrons between electrodes to form electric charge, dust particles with the electrons and the ions move to opposite electrode under the action of the electric field force and are deposited on the opposite electrode, and the dust on the electrode falls into a collecting dust hopper in modes of vibration and the like, so that the flue gas is purified.
Before the invention is made, the wet flue gas desulfurization equipment and the wet electric dust removal equipment are respectively provided with two independent devices, usually, the flue gas is input into the electric dust removal equipment for dust removal through a valve, a blower, a gas transmission pipeline and other devices, and then the flue gas is subjected to desulfurization treatment, so that the occupied area is large, and the operation cost is high.
Disclosure of Invention
In order to solve the technical problems, the invention provides a pressurizing reverse desulfurization and dust removal integrated device.
The invention provides a pressurized reverse desulfurization and dust removal integrated device, which comprises an absorption tower body, wherein,
the bottom of the absorption tower body is provided with a reaction tank, a first stirring mechanism is rotatably connected in the reaction tank, the top of the reaction tank is provided with a spray chamber, the spray chamber surrounds a truncated cone-shaped air duct, the top of the air duct is provided with a chimney, a demisting mechanism is arranged in the chimney, and the top of the spray chamber surrounds the air duct and is provided with a spiral spray pipe;
one end of the spray pipe extends out of the spray chamber and is communicated with an air inlet pipe, and a pressurizing fan is arranged in the air inlet pipe; the spraying layer is formed by uniformly arranged spray heads, the spraying layer is sequentially communicated with a medicine storage tank and a medicine dispensing tank through a absorbent pipeline, the medicine dispensing tank is arranged at the upper end of the medicine storage tank, a valve is arranged between the medicine dispensing tank and the medicine storage tank, the medicine dispensing tank is rotationally connected with a second stirring mechanism, a first water pump is arranged in the medicine storage tank, and the first water pump is connected with the spray heads through the absorbent pipeline;
the bottom of spray room is provided with a plurality of bubbling pipes, the bubbling pipe extend to the reaction tank, the upper portion intercommunication of reaction tank has the feed liquor pipe, the reaction tank communicates sedimentation tank and reservoir in proper order, the reaction tank with set up the solenoid valve between the sedimentation tank, set up the second water pump in the sedimentation tank, the second water pump intercommunication the feed liquor pipe, the sedimentation tank is provided with the third water pump, the third water pump passes through the pipeline intercommunication the reservoir.
Preferably, the defogging mechanism includes the multilayer defogging board that sets up side by side, the defogging board is continuous form of buckling, be provided with the breakwater on the defogging board, the defogging board all is connected on the link, the link connect in the chimney, the link upside is provided with the washing nozzle, washing nozzle intercommunication wash tub pipe.
Preferably, the bubbling pipe is rotatably connected to the bottom of the spray chamber, and a twist-shaped nozzle is arranged at the end of the bubbling pipe.
Preferably, the pressurization reverse desulfurization and dust removal integrated equipment comprises a controller, and the controller is electrically connected with the valve, the first stirring mechanism, the second stirring mechanism, the pressurization fan, the first water pump, the second water pump and the third water pump.
Preferably, the spraying layer is provided with a regulating valve which is electrically connected with the controller.
Preferably, the bottom of the medicine storage tank is provided with a first liquid level detector, and the first liquid level detector is electrically connected with the controller.
Preferably, the dispensing tank is communicated with a water adding pipe, the dispensing tank is provided with a medicine adding mechanism, and the medicine adding mechanism is electrically connected with the controller.
Preferably, a PH detector is arranged in the sedimentation tank and electrically connected with the controller.
Preferably, a second liquid level detector is arranged in the reaction tank, and the second liquid level detector is electrically connected with the controller.
Compared with the related art, the pressurizing reverse desulfurization and dust removal integrated equipment provided by the invention has the following beneficial effects:
the pressurized reverse desulfurization and dust removal integrated equipment provided by the invention utilizes the integrated absorption tower body to treat smoke dust and sulfur dioxide in flue gas at one time, an additional electric dust removal device is not needed, and the cost is reduced; the flue gas firstly passes through the spray pipe and the spray chamber to be sprayed and desulfurized, the spray liquid flows to the reaction tank, the flue gas contacts the spray liquid in the reaction tank in a bubbling mode, and the desulfurization is carried out in the reaction tank, so that the desulfurization effect is good after two times of desulfurization; the smoke dust is deposited by utilizing the sedimentation tank, and if the supernatant in the sedimentation tank contains the absorbent, the absorbent is pumped back to the reaction tank through the second water pump, so that the absorbent is saved; the controller controls the operation of the pressurization reverse desulfurization and dust removal integrated equipment, controls the regulating valve according to the compressed air quantity of the pressurization fan so as to control the water spraying speed of the spraying layer, controls spraying according to the actual condition of air flow and saves the absorbent, and controls the dispensing in the dispensing tank according to the absorbent in the medicament storage tank so as to ensure that the absorbent is supplied uninterruptedly; the flue gas passing through the reaction tank passes through an air duct surrounded by the spray pipe, the temperature of the gas in the spray pipe is high, and the gas in the air duct is heated, so that the density of the gas in the air duct is reduced and the gas is easy to dissipate; and removing moisture in the flue gas through the demisting mechanism.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of the pressurized reverse desulfurization and dust removal integrated equipment provided by the present invention;
FIG. 2 is a schematic structural view of the defogging mechanism shown in FIG. 1;
fig. 3 is a schematic view of the structure of the bubble tube shown in fig. 1.
Reference numbers in the figures: 1. the device comprises an absorption tower body, 11, a reaction tank, 12, a first stirring mechanism, 13, a spray chamber, 14, an air duct, 15, a chimney, 16, a spray pipe, 17, a spray head, 18, a second liquid level detector, 19, an electromagnetic valve, 2, a demisting mechanism, 21, a demisting plate, 22, a water baffle, 23, a connecting frame, 24, a cleaning nozzle, 25, a flushing water pipe, 3, an air inlet pipe, 31, a pressurizing fan, 4, a controller, 5, a storage tank, 6, a sedimentation tank, 61, a second water pump, 62, a PH detector, 63, a third water pump, 7, a medicine storage tank, 71, a first water pump, 72, a first liquid level detector, 73, a valve, 8, a medicine dispensing tank, 81, a medicine adding mechanism, 82, a water adding pipe, 83, a second stirring mechanism, 9, a bubbling pipe, 91 and a nozzle.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic structural diagram of a preferred embodiment of the pressurized reverse desulfurization and dust removal integrated equipment provided in the present invention; FIG. 2 is a schematic structural view of the defogging mechanism shown in FIG. 1; fig. 3 is a schematic view of the structure of the bubble tube shown in fig. 1.
Referring to fig. 1 and 3, the present invention provides a pressurized reverse desulfurization and dust removal integrated device, which comprises an absorption tower body 1, wherein the absorption tower body 1 is cylindrical as a whole,
the bottom of absorption tower body 1 is provided with reaction tank 11, 11 internal rotations in reaction tank are connected with first rabbling mechanism 12, and in the concrete implementation process, first rabbling mechanism 12 is including being fixed in the waterproof first step motor of the bottom of reaction tank 11, be connected with first stirring vane on the output shaft of first step motor. The reaction tank 11 is internally provided with a second liquid level detector 18, the second liquid level detector 18 is electrically connected with the controller 4, in a specific implementation process, the second liquid level detector 18 comprises a floating ball, the floating ball is connected with a variable capacitance sensor through a connecting rod, the change of the position of the floating ball corresponds to the change of the capacitance of the variable capacitance sensor, and the variable capacitance sensor is electrically connected with the controller 4.
A spray chamber 13 is arranged in the absorption tower body 1 at the top of the reaction tank 11, the spray chamber 13 is annular, the spray chamber 13 surrounds a truncated cone-shaped air duct 14, a chimney 15 is arranged on the top of the air duct 14, the chimney 15 is arranged at the top of the absorption tower body 1, the demisting mechanism 2 is arranged in the chimney 15, and in the specific implementation process, the demisting mechanism 2 comprises a plurality of demisting plates 21 which are arranged side by side, the demisting plates 21 are in a continuous bent shape, the water baffles 22 are arranged at the corners of the demisting plates 21, the demisting plates 21 are all connected on the connecting frame 23, the connecting frame 23 is connected with the chimney 15, the upper side of the connecting frame 23 is provided with a cleaning nozzle 24, the cleaning nozzles 24 face to the gaps between the demisting plates 21, the cleaning nozzles 24 are communicated with a washing water pipe 25, and the washing water pipe 25 extends out of the chimney 15.
The top of the spray chamber 13 is provided with a spiral spray pipe 16 around the air duct 14; the spraying pipe 16 spirally surrounds the air duct 14, one end of the spraying pipe 16 extends to the outside of the spraying chamber 13 and is communicated with the air inlet pipe 3, a pressurizing fan 31 is arranged in the air inlet pipe 3, and in the specific implementation process, an airflow meter is arranged on the pressurizing fan 31; the upper side and the lower side in the spray pipe 16 are oppositely provided with a spray layer, the spray layer is provided with an adjusting valve for adjusting the speed of spraying the absorbent, the spraying layer is composed of uniformly arranged spray heads 17, the spraying layer is communicated with the medicine storage tank 7 through a absorbent pipeline, the medicine storage tank 7 is arranged beside the absorption tower body 1, the top of the medicine storage tank 7 is fixedly provided with a medicine dispensing tank 8, a valve 73 is arranged between the dispensing tank 8 and the medicine storage tank 7, a second stirring mechanism 83 is rotationally connected in the dispensing tank 8, a first water pump 71 is arranged in the medicine storage tank 7, the first water pump 71 is connected with the spray head 17 through a absorbent pipeline, the bottom of the medicine storage tank 7 is provided with a first liquid level detector 72, and in the specific implementation process, the first liquid level detector 72 comprises a hydraulic sensor and a single chip microcomputer, and the single chip microcomputer calculates the height of the absorbent by measuring the hydraulic pressure of the medicine storage tank 7. Communicate water pipe 82 on the dispensing tank 8, dispensing tank 8's top sets up adds medicine mechanism 81, and in the implementation of details process, dispensing tank 8's top sets up hourglass hopper-shaped structure, it can be for the conveying track to add medicine mechanism 81, the one end of transmission track set up in it is structural to leak hopper-shaped, the other end of conveying track sets up in absorbent stacking point.
The bottom of spray chamber 13 is provided with a plurality of bubbling pipes 9, and in the concrete implementation process, bubbling pipe 9 rotate connect in the bottom of spray chamber 13, the tip of bubbling pipe 9 is provided with twist's nozzle 91, and the flue gas process when nozzle 91 spouts, produce the promotion bubbling pipe 9 pivoted tangential reaction force. The bubbling pipe 9 extend to reaction tank 11, the upper portion intercommunication of reaction tank 11 has the feed liquor pipe, pipeline intercommunication sedimentation tank 6 is passed through to the lower part of reaction tank 11, sedimentation tank 6 is less than reaction tank 11 sets up, sedimentation tank 6 sets up in relative confined environment, be provided with in the sedimentation tank PH detector 62, 6 other storage ponds 5 that set up of sedimentation tank, reaction tank 11 with set up solenoid valve 19 between the sedimentation tank 6, set up second water pump 61 in the sedimentation tank 6, second water pump 61 intercommunication the feed liquor pipe, sedimentation tank 6 is provided with third water pump 63, third water pump 63 passes through the pipeline intercommunication storage pond 5.
The pressurization reverse desulfurization and dust removal integrated equipment comprises a controller 4, wherein the controller 4 is electrically connected with and controls the regulating valve, the electromagnetic valve 19, the first liquid level detector, the second liquid level detector, the medicine adding mechanism 81, the valve 73, the first stirring mechanism 12, the second stirring mechanism 83, the pressurization fan 31, the first water pump 71, the second water pump 61, the PH detector 62 and the third water pump 63.
The principle of the pressurizing reverse desulfurization and dust removal integrated equipment provided by the invention is as follows:
when the device is used, flue gas enters the air inlet pipe 3 and is pressurized by the pressurizing fan 31 in the air inlet pipe 3 to press the spray pipe 16, a spray layer formed by the spray heads 17 is arranged in the spray pipe 16, the spray heads 17 are communicated with the medicine storage tank 7 through a absorbent pipeline, absorbent modulated by the medicine preparation tank 8 is stored in the medicine storage tank 7, the absorbent is sprayed out to the spray heads 17 by the first water pump 71 in the medicine storage tank 7, the sprayed mist absorbent is fully contacted with the flue gas, on one hand, mist liquid drops are combined with the flue gas to remove the flue gas in the flue gas, on the other hand, the absorbent in the mist liquid drops reacts with sulfur dioxide in the flue gas to absorb the sulfur dioxide, and the absorbent can be alkali capable of reacting with the sulfur dioxide, such as calcium hydroxide, potassium hydroxide, sodium hydroxide and the like; the flue gas which is subjected to spraying and decontamination downwards passes through the bubbling pipe 9 and enters the reaction tank 11, an absorption machine is arranged in the reaction tank 11, when the flue gas is discharged out of the twist-shaped nozzle 91 at the end part of the bubbling pipe 9, tangential thrust which pushes the bubbling pipe 9 to rotate is generated to drive the bubbling pipe 9 to rotate, so that the nozzle 91 can face different directions, the flue gas is fully contacted with an absorbent in the reaction tank 11, and in addition, the flue gas flows into the reaction tank 11 through the bubbling pipe 9 under the flushing action. The flue gas process absorbent in the reaction tank 11 absorbs back temperature and has reduced, and the flue gas process air duct 14, center on air duct 14 shower 16, hot flue gas among the shower 16 heats microthermal flue gas for flue gas density diminishes, does benefit to the emission and dissipates. The flue gas carries more moisture after passing through the spraying and reaction tank 11, the moisture in the flue gas is condensed and gathered on the demisting plate 21 after passing through the demisting mechanism 2 on the chimney 15, and finally falls to the reaction tank 11 under the action of gravity, and if the demisting plate 21 is dirty in the process, the cleaning nozzle 24 is used for spraying high-pressure water to clean the demisting plate 21.
When the device is used, the controller 4 controls the first stirring mechanism 12 to stir the absorbent in the reaction tank 11, so that on one hand, the contact between the flue gas and the absorbent is facilitated, and on the other hand, the smoke mixed in the liquid can not be deposited in the reaction tank 11. The second liquid level detector 18 detects the height of the liquid level in the reaction tank 11, when the height is higher than a certain threshold value, the controller 4 controls the electromagnetic valve 19 to open to discharge part of the liquid in the reaction tank 11 to the sedimentation tank 6, and when the height is equal to the certain threshold value (ensuring that the nozzle 91 is immersed), the controller 4 controls the electromagnetic valve 19 to close. The PH detector 62 detects that the supernatant in the sedimentation tank 6 is alkaline, when the alkalinity is higher than a certain PH threshold value and the liquid level in the reaction tank 11 does not reach the highest threshold value, the controller 4 controls the second water pump 61 to pump the supernatant into the reaction tank 11, so that the unreacted absorbent is fully utilized, and when the alkalinity is lower than the certain PH threshold value, the controller 4 controls the third water pump 63 to pump the supernatant into the storage tank 5.
During the use, the absorbent is transported to dispensing tank 8 through by the medicine adding mechanism 81 that controller 4 controlled, controller 4 control to add the right amount of water in dispensing tank 8, controller 4 control second rabbling mechanism 83 rotates and makes the absorbent ready. When in medicine storage tank 7 first liquid level detector 72 detects absorbent liquid level in medicine storage tank 7 is less than a take the altitude, controller 4 control valve 73 is opened, and the absorbent enters into in medicine storage tank 7, guarantees to handle the flue gas in-process, and the absorbent is prepared fully, can not supply absolutely. The gas flow meter arranged on the pressurizing fan 31 measures the gas flow, and the controller 4 controls the regulating valve on the spraying layer to work according to the gas flow, so as to adjust the spraying speed of the absorbent.
The pressurized reverse desulfurization and dust removal integrated equipment provided by the invention utilizes the integrated absorption tower body 1 to treat smoke dust and sulfur dioxide in flue gas at one time, and an additional electric dust removal device is not needed, so that the cost is reduced; the flue gas firstly passes through the spray pipe 16 and the spray chamber 13 to be sprayed and desulfurized, the spray liquid flows to the reaction tank 11, the flue gas contacts the spray liquid in the reaction tank 11 in a bubbling mode, and the desulfurization is carried out in the reaction tank 11, so that the desulfurization effect is good after two times of desulfurization; the smoke dust is deposited by utilizing the sedimentation tank 6, and if the supernatant in the sedimentation tank 6 contains the absorbent, the supernatant is pumped back to the reaction tank 11 through the second water pump 61, so that the absorbent is saved; the controller 4 controls the operation of the pressurization reverse desulfurization and dust removal integrated equipment, the controller 4 controls the regulating valve according to the compressed air quantity of the pressurization fan 31 so as to control the water spraying speed of the spraying layer, spraying is controlled according to the actual condition of air flow, the absorbent is saved, the controller 4 controls the dispensing in the dispensing tank 8 according to the absorbent in the medicine storage tank 7, and the absorbent is guaranteed to be supplied uninterruptedly; the flue gas passing through the reaction tank 11 passes through an air duct 14 surrounded by the spray pipe 16, the temperature of the gas in the spray pipe 16 is high, and the gas in the air duct 14 is heated, so that the density of the gas in the air duct 14 is reduced and the gas is easy to dissipate; and moisture in the flue gas is removed through the demisting mechanism 2.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. A pressurized reverse desulfurization and dust removal integrated device is characterized by comprising an absorption tower body (1), wherein,
a reaction tank (11) is arranged at the bottom of the absorption tower body (1), a first stirring mechanism (12) is rotationally connected in the reaction tank (11), a spray chamber (13) is arranged at the top of the reaction tank (11), the spray chamber (13) surrounds a truncated cone-shaped air duct (14), a chimney (15) is arranged at the top of the air duct (14), a demisting mechanism (2) is arranged in the chimney (15), and a spiral spray pipe (16) is arranged at the top of the spray chamber (13) around the air duct (14);
one end of the spray pipe (16) extends out of the spray chamber (13) and is communicated with the air inlet pipe (3), and a pressurizing fan (31) is arranged in the air inlet pipe (3); the spraying layer is oppositely arranged on the upper side and the lower side in the spraying pipe (16), the spraying layer is composed of uniformly arranged spray heads (17), the spraying layer is sequentially communicated with a medicine storage tank (7) and a dispensing tank (8) through a absorbent pipeline, the dispensing tank (8) is arranged at the upper end of the medicine storage tank (7), a valve (73) is arranged between the dispensing tank (8) and the medicine storage tank (7), the dispensing tank (8) is rotationally connected with a second stirring mechanism (83), a first water pump (71) is arranged in the medicine storage tank (7), and the first water pump (71) is connected with the spray heads (17) through the absorbent pipeline;
the bottom of spray room (13) is provided with a plurality of bubbling pipes (9), bubbling pipe (9) extend to reaction tank (11), the upper portion intercommunication of reaction tank (11) has the feed liquor pipe, the reaction tank communicates sedimentation tank (6) and reservoir (5) in proper order, reaction tank (11) with set up solenoid valve (19) between sedimentation tank (6), set up second water pump (61) in sedimentation tank (6), second water pump (61) intercommunication the feed liquor pipe, sedimentation tank (6) are provided with third water pump (63), third water pump (63) communicate through the pipeline storage tank (5).
2. The pressurized reverse desulfurization and dust removal integrated equipment according to claim 1, wherein the demisting mechanism (2) comprises a plurality of demisting plates (21) arranged side by side, the demisting plates (21) are continuously bent, a water baffle (22) is arranged on each demisting plate (21), the demisting plates (21) are all connected to a connecting frame (23), the connecting frame (23) is connected to the chimney (15), a cleaning nozzle (24) is arranged on the upper side of the connecting frame (23), and the cleaning nozzle (24) is communicated with a flushing water pipe (25).
3. The pressurized reverse desulfurization and dust removal integrated equipment according to claim 1, characterized in that the bubbling pipe (9) is rotatably connected to the bottom of the spray chamber (13), and the end of the bubbling pipe (9) is provided with a twist-shaped nozzle (91).
4. The integrated pressurized reverse desulfurization and dust removal device according to claim 1, comprising a controller (4), wherein the controller (4) is electrically connected to the valve (73), the solenoid valve, the first stirring mechanism (12), the second stirring mechanism (83), the pressurization fan (31), the first water pump (71), the second water pump (61) and a third water pump (63).
5. The pressure reversal desulfurization and dust removal integrated equipment according to claim 4, characterized in that the spraying layer is provided with a regulating valve, and the regulating valve is electrically connected with the controller (4).
6. The pressure reverse desulfurization and dust removal integrated equipment according to claim 4, characterized in that the bottom of the medicine storage tank is provided with a first liquid level detector (72), and the first liquid level detector (72) is electrically connected with the controller (4).
7. The pressurized reverse desulfurization and dust removal integrated equipment according to claim 6, wherein the dispensing tank (8) is communicated with a water adding pipe (82), the dispensing tank (8) is provided with a chemical adding mechanism (81), and the chemical adding mechanism (81) is electrically connected with the controller (4).
8. The pressure reverse desulfurization and dust removal integrated equipment according to claim 4, wherein a PH detector (62) is arranged in the sedimentation tank, and the PH detector (62) is electrically connected with the controller (4).
9. The pressurized reverse desulfurization and dust removal integrated equipment according to claim 4, characterized in that a second liquid level detector (18) is arranged in the reaction tank (11), and the second liquid level detector (18) is electrically connected with the controller (4).
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| CN201911356125.7A CN111111408A (en) | 2019-12-25 | 2019-12-25 | Pressurization reverse desulfurization and dust removal integrated equipment |
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| CN201911356125.7A CN111111408A (en) | 2019-12-25 | 2019-12-25 | Pressurization reverse desulfurization and dust removal integrated equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112717672A (en) * | 2021-04-02 | 2021-04-30 | 山东惠丰油脂股份有限公司 | Workshop exhaust-gas treatment equipment |
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