CN219518369U - Desulfurizing tower - Google Patents
Desulfurizing tower Download PDFInfo
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- CN219518369U CN219518369U CN202320051333.1U CN202320051333U CN219518369U CN 219518369 U CN219518369 U CN 219518369U CN 202320051333 U CN202320051333 U CN 202320051333U CN 219518369 U CN219518369 U CN 219518369U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model discloses a desulfurizing tower which is used for desulfurizing and deeply purifying flue gas and comprises a primary air homogenizing chamber, a secondary air homogenizing chamber and a demisting section. The primary air homogenizing chamber is communicated with the inlet smoke pipe and is provided with a spraying device which is used for pre-desulfurizing the smoke; the secondary air homogenizing chamber is arranged at the upper part of the primary air homogenizing chamber, a primary purifying section is arranged between the primary air homogenizing chamber and the secondary air homogenizing chamber, and a purifying element is arranged on the primary purifying section; the defogging section sets up in the upper portion of the equal air chamber of second grade, is provided with the second grade between equal air chamber of second grade and the defogging section and purifies the section, is provided with the purification original paper on the second grade purification section, and the top of defogging section communicates in the flue gas export. The desulfurization tower provided by the utility model has the advantages that the primary air equalizing chamber, the primary purifying section, the secondary air equalizing chamber, the secondary purifying section and the demisting section are connected in series, the scheme of independently separating the primary, secondary or multi-stage is not needed, and the effect of connecting a plurality of devices in series can be achieved in the occupied area of one desulfurization device.
Description
Technical Field
The utility model relates to the technical field of industrial kiln and boiler flue gas treatment, in particular to a desulfurizing tower.
Background
In the existing desulfurization technology, a mode of arranging a plurality of desulfurization towers in parallel is generally adopted to carry out desulfurization treatment on flue gas. However, some of the desulfurization towers cannot be arranged because of limited project sites.
Therefore, how to independently set a desulfurizing tower according to the field requirement, so that the desulfurizing tower has high-efficiency desulfurizing and deep purifying functions, and the ultralow emission is realized, which is a technical problem that the present technical personnel in the field need to solve.
Disclosure of Invention
In view of the above, the present utility model aims to provide a desulfurizing tower, so that a single desulfurizing tower has high-efficiency desulfurizing and deep purifying functions, and ultra-low emission is realized.
In order to achieve the above object, the present utility model provides the following technical solutions:
a desulfurizing tower for desulfurizing and deeply purifying flue gas, comprising:
the primary air homogenizing chamber is communicated with the inlet smoke pipe and is provided with a spraying device for pre-desulfurizing the smoke;
the secondary air homogenizing chamber is arranged at the upper part of the primary air homogenizing chamber, a primary purifying section is arranged between the primary air homogenizing chamber and the secondary air homogenizing chamber, the upper part of the primary purifying section stretches into the secondary air homogenizing chamber, and a purifying element is arranged on the primary purifying section;
the demisting section is arranged on the upper portion of the secondary air homogenizing chamber, a secondary purifying section is arranged between the secondary air homogenizing chamber and the demisting section, the upper portion of the secondary purifying section stretches into the demisting section, a purifying element is arranged on the secondary purifying section, and the top of the demisting section is communicated with a flue gas outlet.
Optionally, in the desulfurizing tower, a plurality of purifying elements are arranged in the primary purifying section at intervals along the axial direction;
the primary purification section is provided with a primary extending part extending into the secondary air homogenizing chamber and a primary exposing part exposed out of the secondary air homogenizing chamber;
the primary extending part is at least provided with one purifying element, and the primary exposing part is at least provided with one purifying element.
Optionally, in the above desulfurizing tower, the purifying elements provided in the first-stage exposed portion are provided in plural at intervals.
Optionally, in the desulfurizing tower, a plurality of purifying elements are arranged in the secondary purifying section at intervals along the axial direction;
the secondary purification section is provided with a secondary extending part extending into the demisting section and a secondary exposing part exposed out of the demisting section;
the secondary extending part is at least provided with one purifying element, and the secondary exposing part is at least provided with one purifying element.
Optionally, in the above desulfurizing tower, an interception and diversion device is disposed above the purifying element of the first-stage extending portion.
Optionally, in the above desulfurizing tower, the interception and diversion device is disposed above the purifying element of the second-stage extending portion.
Optionally, in the desulfurizing tower, the second-stage air homogenizing chamber is provided with a first water outlet, and the first water outlet is communicated with a water outlet pipeline of the second-stage purifying section;
the demisting section is provided with a second water outlet which is communicated with a purified water outlet pipeline of the demisting section.
Optionally, in the above desulfurizing tower, the purifying element includes:
the cyclone cylinder comprises an inner cylinder and an outer cylinder, a pulp discharging space is arranged between the inner cylinder and the outer cylinder, a pulp feeding port is arranged on the inner cylinder, and the pulp feeding port is communicated with a pulp feeding pipeline;
the cyclone is arranged in the inner cylinder, and a slurry discharging part for discharging emulsion layer slurry from the inner cylinder to the slurry discharging space is arranged on the side wall of the inner cylinder between the slurry feeding port and the cyclone; the slurry discharging space is provided with a slurry collecting part which is positioned below the slurry discharging part to hold emulsion layer slurry, and the slurry collecting part is provided with a flow guide pipe for discharging the emulsion layer slurry.
Optionally, in the desulfurizing tower, the first-stage purifying section is provided with a first water inlet and a third water outlet, and the first water inlet is connected with a pulp feeding pipeline of the purifying element arranged at the first-stage exposed part;
the third water outlet is connected with the flow guide pipe of the purifying original which is arranged at the first-stage exposed part.
Optionally, in the desulfurizing tower, a second water inlet and a fourth water outlet are arranged on the secondary purifying section, and the second water inlet is connected with a pulp feeding pipeline of the purifying element arranged at the secondary exposed part;
the fourth water outlet is connected with the flow guide pipe of the purifying original which is arranged at the second-stage exposed part.
The utility model provides a desulfurizing tower, which comprises a primary air homogenizing chamber, a secondary air homogenizing chamber and a demisting section, wherein the primary air homogenizing chamber is communicated with an inlet smoke pipe, and is provided with a spraying device for pre-desulfurizing flue gas; the secondary air homogenizing chamber is arranged at the upper part of the primary air homogenizing chamber, a primary purifying section is arranged between the primary air homogenizing chamber and the secondary air homogenizing chamber, the upper part of the primary purifying section stretches into the secondary air homogenizing chamber, and a purifying element is arranged on the primary purifying section; the defogging section sets up in the upper portion of the equal air chamber of second grade, is provided with the second grade between equal air chamber of second grade and the defogging section and purifies the section, and the upper portion of second grade purifies the section stretches into in the defogging section, is provided with the purification original paper on the second grade purification section, and the top of defogging section communicates in the flue gas export.
According to the desulfurizing tower provided by the utility model, the flue gas enters the first-stage gas-equalizing chamber through the inlet flue pipe, and the first-stage gas-equalizing chamber has a gas-equalizing function, so that the flue gas is uniformly distributed into each purifying unit of the first-stage purifying section. Meanwhile, the first-stage air homogenizing chamber is provided with a spraying device, so that the spraying device can be used as a pre-washing or pre-desulfurization section, and the desulfurization efficiency of flue gas is improved. After the flue gas passes through the one-level air chamber, get into the one-level purification section, be provided with the purification original paper on the one-level purification section, the purification original paper adopts pneumatic emulsification technique principle, forms emulsion layer for flue gas and emulsion layer reaction carry out the desulfurization, purify the original paper simultaneously and possess the function of gas-liquid separation, prevent that the flue gas that gets into the two-level air chamber from carrying desulfurization thick liquid. The flue gas enters the second-level air homogenizing chamber after passing through the first-level purifying section, and the second-level air homogenizing chamber carries out gas-liquid separation on the flue gas passing through the first-level purifying section, so that the flue gas entering the second-level purifying section is prevented from carrying desulfurization slurry. The flue gas enters the secondary purification section after passing through the secondary air equalizing chamber, and a purification element is arranged on the secondary purification section to further carry out gas-liquid separation on the flue gas. The flue gas enters the demisting section after passing through the secondary purifying section, and the flue gas is discharged into a chimney from a flue gas outlet after being deeply purified in the demisting section and then is discharged into the atmosphere.
According to the desulfurizing tower provided by the utility model, the primary air homogenizing chamber, the primary purifying section, the secondary air homogenizing chamber, the secondary purifying section and the demisting section are connected in series, so that a scheme of independently separating the primary, secondary or multi-stage is not needed, the effect of connecting a plurality of devices in series in the original occupied area of one desulfurizing or dedusting device is achieved, the investment cost of the desulfurizing tower and the desulfurizing tower for connecting part of materials such as smoke pipes, chimneys and the like is saved, the total occupied area of construction can be effectively reduced, and the occupied area is saved. The desulfurizing tower provided by the utility model realizes the serial connection of the single-tower multistage purification elements, a plurality of purification elements are arranged in series, and the desulfurizing efficiency is improved due to the single-tower multistage design.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a desulfurizing tower according to an embodiment of the present utility model;
FIG. 2 is a schematic view of a purifying element according to an embodiment of the present utility model;
fig. 3 is a schematic structural view of an inner cylinder of a purifying element according to an embodiment of the present utility model.
The meaning of the individual reference numerals in fig. 1 to 3 is as follows:
100 is a primary air homogenizing chamber, 110 is an inlet smoke pipe;
200 is a secondary air homogenizing chamber, 210 is a first water outlet;
300 is a demisting section, 310 is a second water outlet;
400 is a primary purification section, 410 is a first water inlet, and 420 is a third water outlet;
500 is a purifying element, 510 is an inner cylinder, 520 is an outer cylinder, 530 is a cyclone, 540 is a pulp feeding port, 550 is a pulp feeding pipeline, 560 is a pulp discharging part, 570 is a flow guiding pipe;
600 is an interception diversion device;
700 is a secondary purification section, 710 is a second water inlet, and 720 is a fourth water outlet.
Detailed Description
The utility model aims at providing a desulfurizing tower, so that a single desulfurizing tower has high-efficiency desulfurizing and deep purifying functions and ultra-low emission is realized.
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, an embodiment of the present utility model discloses a desulfurizing tower including a primary air homogenizing chamber 100, a secondary air homogenizing chamber 200, and a demisting section 300.
Wherein, the first-stage gas-homogenizing chamber 100 is communicated with the inlet smoke pipe 110, the first-stage gas-homogenizing chamber 100 is provided with a spraying device, the spraying device is used for pre-desulfurizing the flue gas, the flue gas enters the first-stage gas-homogenizing chamber 100 through the inlet smoke pipe 110, and pre-washing or pre-desulfurizing is carried out in the first-stage gas-homogenizing chamber 100. The second-stage air homogenizing chamber 200 is arranged at the upper part of the first-stage air homogenizing chamber 100, a first-stage purifying section 400 is arranged between the first-stage air homogenizing chamber 100 and the second-stage air homogenizing chamber 200, and the upper part of the first-stage purifying section 400 extends into the second-stage air homogenizing chamber 200, namely the bottom of the second-stage air homogenizing chamber 200 is connected with the upper part of the first-stage purifying section 400.
Be provided with on the one-level purifying section 400 and purify original paper 500, specifically, purify original paper 500 and adopt pneumatic emulsification technique principle, pneumatic emulsification technique principle is as follows: in the circular tubular container of the purifying element 500, the accelerated flue gas to be treated enters the container from the lower end of the container at a certain angle to form a turbulent flow which rises in a rotating way, collides with the unstable solution flowing down from the upper end of the container, the solution flowing down in a high-speed rotary cutting way is shredded, the gas and the liquid are fully mixed, a section of dynamically stable emulsion layer is formed under proper parameter matching, the emulsion layer is gradually thickened in the emulsification process, and the rising pneumatic supporting force and the gravity of the emulsion reach balance. With the flow of the flue gas, part of the emulsion is carried away, the emulsion formed before is replaced by the newly formed emulsion, and harmful substances carried by the flue gas in the emulsion layer are contacted with fine liquid particles in the emulsion so as to be absorbed. The number of the cleaning elements 500 may be set to one or more, and those skilled in the art will set the number according to the actual circumstances.
The defogging section 300 sets up in the upper portion of second grade air chamber 200, is provided with second grade purification section 700 between second grade air chamber 200 and the defogging section 300, and the upper portion of second grade purification section 700 stretches into in the defogging section 300, is provided with on the second grade purification section 700 and purifies original paper 500, and the top of defogging section 300 communicates in the flue gas export. It will be appreciated by those skilled in the art that the number of the purge elements 500 may be one or more depending on the actual situation.
The desulfurizing tower disclosed by the embodiment of the utility model comprises a primary air homogenizing chamber 100, a secondary air homogenizing chamber 200 and a demisting section 300, wherein the primary air homogenizing chamber 100 is communicated with an inlet smoke pipe 110, and the primary air homogenizing chamber 100 is provided with a spraying device which is used for pre-desulfurizing flue gas; the secondary air homogenizing chamber 200 is arranged at the upper part of the primary air homogenizing chamber 100, a primary purifying section 400 is arranged between the primary air homogenizing chamber 100 and the secondary air homogenizing chamber 200, the upper part of the primary purifying section 400 stretches into the secondary air homogenizing chamber 200, and a purifying element 500 is arranged on the primary purifying section 400; the defogging section 300 sets up in the upper portion of second grade air chamber 200, is provided with second grade purification section 700 between second grade air chamber 200 and the defogging section 300, and the upper portion of second grade purification section 700 stretches into in the defogging section 300, is provided with on the second grade purification section 700 and purifies original paper 500, and the top of defogging section 300 communicates in the flue gas export.
According to the desulfurizing tower provided by the utility model, flue gas enters the primary air homogenizing chamber 100 through the inlet flue pipe 110, and the primary air homogenizing chamber 100 has an air homogenizing function, so that the flue gas is uniformly distributed into each purifying unit of the primary purifying section 400. Meanwhile, the first-stage air homogenizing chamber 100 is provided with a spraying device, can be used as a pre-washing or pre-desulfurization section, and improves the desulfurization efficiency of the flue gas. After flue gas passes through the one-level air chamber 100, get into one-level purification section 400, be provided with on the one-level purification section 400 and purify original paper 500, purify original paper 500 and adopt pneumatic emulsification technique principle, form the emulsion layer for flue gas and desulfurization thick liquid reaction are desulfurated, purify original paper 500 simultaneously and possess the function of gas-liquid separation, prevent that the flue gas that gets into the two-level air chamber 200 from carrying desulfurization thick liquid. The flue gas enters the secondary air homogenizing chamber 200 after passing through the primary purification section 400, and the secondary air homogenizing chamber 200 performs gas-liquid separation on the flue gas passing through the primary purification section 400, so that the flue gas entering the secondary purification section 700 is prevented from carrying desulfurization slurry. The flue gas enters the secondary purification section 700 after passing through the secondary air equalizing chamber 200, a purification element 500 is arranged on the secondary purification section 700, and the purification element 500 further performs gas-liquid separation on the flue gas. The flue gas enters the demisting section 300 after passing through the secondary purifying section 700, is deeply purified in the demisting section 300, is discharged to a chimney from a flue gas outlet, and is finally discharged into the atmosphere. Various types of demisters and deep purification devices may be added to the demister section 300.
The desulfurization tower provided by the utility model has the advantages that the primary air homogenizing chamber 100, the primary purifying section 400, the secondary air homogenizing chamber 200, the secondary purifying section 700 and the demisting section 300 are connected in series, the scheme of independently separating the primary, secondary or multi-stage is not needed, the effect of connecting a plurality of devices in series can be achieved within the occupied area of one desulfurization or dedusting device, the total occupied area of construction can be effectively reduced, and the land is saved. Meanwhile, the investment cost of connecting the flue pipe, the chimney and other parts of materials between the desulfurizing towers is saved. The desulfurizing tower disclosed by the embodiment of the utility model realizes that the single-tower multistage purification elements 500 are connected in series, a plurality of purification elements 500 are arranged in series, and the desulfurizing efficiency is improved due to the single-tower multistage design.
In order to further reduce the desulfurization slurry carried into the secondary gas equalizing chamber 200 by the flue gas through the primary gas equalizing chamber 100 and the primary purifying section 400, a plurality of purifying elements 500 are axially arranged in the primary purifying section 400 at intervals in the desulfurizing tower disclosed by the embodiment of the utility model. Specifically, the primary purifying section 400 has a primary extending portion extending into the secondary air equalizing chamber 200 and a primary exposing portion exposed to the secondary air equalizing chamber 200, the primary extending portion being provided with at least one purifying element 500, and the primary exposing portion being provided with at least one purifying element 500. Specifically, the number of the cleaning elements 500 disposed at the first-stage exposed portion may be plural disposed at intervals. Flue gas gets into one-level purification section 400 from one-level homogeneous gas chamber 100, carries out the desulfurization in setting up in the purification original paper 500 of one-level exposed portion, in order to carry out gas-liquid separation to the flue gas thick liquid that passes through one-level purification section 400, one-level stretches into the portion and is provided with purification original paper 500, and the purification original paper 500 that this set up can prevent that the thick liquid that the high-speed air current brought in the one-level purification section 400 from getting into second grade homogeneous gas chamber 200.
In order to further perform desulfurization and gas-liquid separation on the flue gas passing through the secondary gas equalizing chamber 200, a plurality of purifying elements 500 are axially arranged in the secondary purifying section 700 at intervals, and the secondary purifying section 700 is provided with a secondary extending part extending into the demisting section 300 and a secondary exposing part exposed out of the demisting section 300; the second-stage extending part is at least provided with a purifying element 500, the second-stage exposing part is at least provided with a purifying element 500, and the specific setting quantity is determined according to actual conditions. The flue gas passes through the second-stage air equalizing chamber 200, enters the second-stage purifying section 700, enters the purifying element 500, is further subjected to gas-liquid separation, and the purifying element 500 arranged at the second-stage extending part can effectively prevent the desulfurization slurry carried out of the high-speed air flow in the second-stage purifying section 700 from entering the demisting section 300.
In order to prevent the desulfurization slurry in the secondary purification section 700 from falling into the primary purification section 400, in an embodiment of the present utility model, an interception and diversion device 600 is disposed above the purification element 500 disposed at the primary extension portion, and the interception and diversion device 600 is disposed to effectively prevent the desulfurization slurry in the secondary purification section 700 from falling into the primary purification section 400.
In order to prevent the washing water in the demisting stage 300 from entering the secondary purifying stage 700, an interception guide 600 is provided above the purifying element 500 provided at the secondary inlet portion on the basis of the above-described embodiment. It should be noted that, the demisting section 300 is provided with a deep purification device, so as to effectively control the emission of particulate matters. Because the deep purification unit adopts the wet method to remove the particulate matter, the flushing water of the deep purification device needs to be prevented from entering the secondary purification section 700, and the interception and guide device 600 arranged above the purification element 500 of the secondary extension part can effectively prevent the flushing water of the deep purification device from entering the secondary purification section 700.
In order to facilitate the discharge of desulfurization slurry, the desulfurization tower disclosed in the embodiment of the utility model has the advantages that the second-stage air homogenizing chamber 200 is provided with the first water outlet 210, the first water outlet 210 is communicated with the water outlet pipeline of the second-stage purification section 700, the desulfurization slurry in the second-stage purification section 700 falls into the first-stage purification section 400, enters the second-stage air homogenizing chamber 200 under the flow guiding action of the interception flow guiding device 600, the bottom plate of the second-stage air homogenizing chamber 200 has a certain gradient, and the slurry falling in the second-stage purification section 700 is conveniently guided into the first water outlet 210, then enters the water outlet pipeline of the second-stage purification section 700, and is then discharged into a designated process pool. The defogging section 300 is provided with second delivery port 310, and second delivery port 310 communicates in defogging section purified water outlet pipe way, and deep purification device's in the defogging section 300 wash water gets into second grade purification section 700, under interception guiding device 600's effect, the water conservancy diversion gets into second delivery port 310, later discharges through defogging section purified water outlet pipe way, and defogging section 300's bottom plate sets up certain slope, makes things convenient for the medium water conservancy diversion.
As shown in fig. 2, the desulfurizing tower according to the embodiment of the present utility model includes a cyclone cylinder and a cyclone 530. The cyclone cylinder comprises an inner cylinder 510 and an outer cylinder 520, and specifically, the inner cylinder 510 and the outer cylinder 520 are both circular tubular containers, wherein a flue gas accelerating device is installed in the inner cylinder 510, and the flue gas accelerating device is a cyclone 530 in the figure. A slurry discharging space is arranged between the inner cylinder 510 and the outer cylinder 520, slurry feeding ports 540 are arranged on the inner cylinder 510, specifically, the number of the slurry feeding ports 540 can be one or more, the slurry feeding uniformity can be ensured by arranging a plurality of slurry feeding ports 540, and each slurry feeding port 540 is communicated with a slurry feeding pipeline 550.
The cyclone 530 is disposed inside the inner cylinder 510, and the inner cylinder 510 is provided with a discharge portion 560 on a sidewall between the slurry inlet 540 and the cyclone 530 for discharging emulsion layer slurry from the inner cylinder 510 to a slurry discharge space; the slurry discharging space is provided with a slurry collecting part positioned below the slurry discharging part 560 to hold the emulsion layer slurry, the slurry collecting part is provided with a guide pipe 570 for discharging the emulsion layer slurry, and the guide pipe 570 can be connected to a slurry discharging pipeline for conveniently discharging the slurry. It should be noted that, the flow guide pipe 570 of the purifying element 500 disposed at the first stage extending portion is connected to the first water outlet 210, and the flow guide pipe 570 of the purifying element 500 disposed at the second stage extending portion is connected to the second water outlet 310.
The purifying element 500 disclosed in this embodiment has an inside-out aerodynamic force (on a horizontal plane) in a tubular container by using a turbulent air flow which is rotationally raised after acceleration, after forming an emulsion layer, the emulsion layer slurry formed earliest is carried out of the circular tubular container (i.e., the inner cylinder 510) by the inside-out aerodynamic force and discharged to an independent reaction container through the draft tube 570, so that the slurry does not flow from the circular tubular container to the lower cyclone 530 by gravity of the slurry itself, and the increase of the additional resistance brought by each emulsion layer due to the actual liquid-gas ratio rise can be significantly reduced, and when the resistance of a single or single layer purifying element is reduced, the resistance of the desulfurizing tower is reduced. Each purifying element 500 can independently feed and discharge slurry, so that the liquid-gas ratio of the system can be reduced, the power of the selected circulating pump is smaller, and the whole energy consumption is reduced. Because the purifying element 500 can independently control the introduced medium, various flue gas emission parameters can be realized by dynamically adjusting the parameters input into the desulfurizing tower medium, thereby controlling the total energy consumption and realizing the corresponding emission effect.
In order to facilitate the supply and discharge of the desulfurization slurry of the purifying element 500 disposed on the primary purifying section 400, on the basis of the above embodiment, the primary purifying section 400 is provided with a first water inlet 410 and a third water outlet 420, and the first water inlet 410 is connected to the slurry supply pipe 550 of the purifying element 500 disposed on the primary exposed portion, so as to facilitate the supply of the desulfurization slurry of the purifying element 500; the flow guide pipe 570 of the purifying element 500 at the first-stage exposed part of the third water outlet is connected to facilitate the discharge of the desulfurization slurry, and in particular, the desulfurization slurry is discharged and then discharged into a designated process pool.
In order to facilitate the supply and discharge of the desulfurization slurry of the purifying element 500 disposed on the secondary purifying section 700, on the basis of the above embodiment, the secondary purifying section 700 is provided with a second water inlet 710 and a fourth water outlet 720, and the second water inlet 710 is connected to the slurry supply pipe 550 of the purifying element 500 disposed on the secondary exposed portion, so that the desulfurization slurry of the purifying element 500 is conveniently supplied. The fourth water outlet 720 is connected with the guide pipe 570 of the purifying element 500 arranged at the second-stage exposed part, so that the desulfurization slurry is conveniently discharged, and particularly, the desulfurization slurry is discharged and then discharged into a designated process pool. The independent control effect of the medium process parameters of the purifying elements of each part is improved, and the effect of the post-treatment system for manufacturing desulfurization byproducts can be obviously enhanced.
It should be noted that, in the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described as different from other embodiments, and identical and similar parts between the embodiments are all enough to be referred to each other.
As used in the specification and in the claims, the terms "a," "an," "the," and/or "the" are not specific to a singular, but may include a plurality, unless the context clearly dictates otherwise. In general, the terms "comprises" and "comprising" merely indicate that the steps and elements are explicitly identified, and they do not constitute an exclusive list, as other steps or elements may be included in a method or apparatus. The inclusion of an element defined by the phrase "comprising one … …" does not exclude the presence of additional identical elements in a process, method, article, or apparatus that comprises an element.
The terms "first" and "second" are used below for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the core concepts of the utility model. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (10)
1. A desulfurizing tower for desulfurizing and deeply purifying flue gas, comprising:
the primary air homogenizing chamber (100), the primary air homogenizing chamber (100) is communicated with the inlet smoke pipe (110), the primary air homogenizing chamber (100) is provided with a spraying device, and the spraying device is used for pre-desulfurizing the flue gas;
the secondary air homogenizing chamber (200) is arranged at the upper part of the primary air homogenizing chamber (100), a primary purifying section (400) is arranged between the primary air homogenizing chamber (100) and the secondary air homogenizing chamber (200), the upper part of the primary purifying section (400) stretches into the secondary air homogenizing chamber (200), and a purifying element (500) is arranged on the primary purifying section (400);
the demisting section (300) is arranged on the upper portion of the secondary air homogenizing chamber (200), a secondary purifying section (700) is arranged between the secondary air homogenizing chamber (200) and the demisting section (300), the upper portion of the secondary purifying section (700) stretches into the demisting section (300), the purifying element (500) is arranged on the secondary purifying section (700), and the top of the demisting section (300) is communicated with a flue gas outlet.
2. The desulfurizing tower according to claim 1, wherein a plurality of said purifying elements (500) are axially disposed at intervals in said primary purifying section (400);
the primary purification section (400) is provided with a primary extending part extending into the secondary air homogenizing chamber (200) and a primary exposing part exposed out of the secondary air homogenizing chamber (200);
the primary extending part is at least provided with one purifying element (500), and the primary exposing part is at least provided with one purifying element (500).
3. The desulfurization tower according to claim 2, wherein said purifying elements (500) provided in said primary exposed portion are provided in plural at intervals.
4. A desulfurizing tower according to claim 3, wherein a plurality of said purifying elements (500) are axially disposed at intervals in said secondary purifying section (700);
the secondary purification section (700) is provided with a secondary extending part extending into the demisting section (300) and a secondary exposing part exposed out of the demisting section (300);
the secondary extending part is at least provided with one purifying element (500), and the secondary exposing part is at least provided with one purifying element (500).
5. The desulfurization tower as claimed in claim 4, wherein an interception and diversion device (600) is provided above the purification element (500) provided at the primary projecting portion.
6. The desulfurization tower according to claim 5, characterized in that said interception and diversion device (600) is provided above said purification element (500) provided at said secondary projecting portion.
7. The desulfurizing tower according to claim 5, wherein said secondary air homogenizing chamber (200) is provided with a first water outlet (210), said first water outlet (210) being in communication with a secondary purifying section water outlet pipe;
the demisting section (300) is provided with a second water outlet (310), and the second water outlet (310) is communicated with a purified water outlet pipeline of the demisting section.
8. The desulfurization tower according to any one of claims 4-7, characterized in that said purifying element (500) comprises:
the cyclone cylinder comprises an inner cylinder (510) and an outer cylinder (520), a pulp discharging space is arranged between the inner cylinder (510) and the outer cylinder (520), a pulp feeding port (540) is arranged on the inner cylinder (510), and the pulp feeding port (540) is communicated with a pulp feeding pipeline (550);
a cyclone (530) provided inside the inner cylinder (510), wherein a slurry discharge portion (560) for discharging emulsion layer slurry from the inner cylinder (510) to the slurry discharge space is provided on a side wall of the inner cylinder (510) between the slurry feed port (540) and the cyclone (530); the slurry discharging space is provided with a slurry collecting part which is positioned below the slurry discharging part (560) to hold emulsion layer slurry, and the slurry collecting part is provided with a guide pipe (570) for discharging the emulsion layer slurry.
9. The desulfurizing tower according to claim 8, wherein said primary purifying section (400) is provided with a first water inlet (410) and a third water outlet (420), said first water inlet (410) being connected to a slurry feed pipe (550) of said purifying element (500) provided at said primary exposed portion;
the third water outlet (420) is connected with a flow guide pipe (570) of the purifying original (500) arranged at the first-stage exposed part.
10. The desulfurizing tower according to claim 9, wherein said secondary purifying section (700) is provided with a second water inlet (710) and a fourth water outlet (720), said second water inlet (710) being connected to a slurry feed pipe (550) of said purifying element (500) provided at said secondary exposed portion;
the fourth water outlet (720) is connected with a flow guide pipe (570) of the purifying original (500) arranged at the second-stage exposed part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320051333.1U CN219518369U (en) | 2023-01-09 | 2023-01-09 | Desulfurizing tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320051333.1U CN219518369U (en) | 2023-01-09 | 2023-01-09 | Desulfurizing tower |
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| Publication Number | Publication Date |
|---|---|
| CN219518369U true CN219518369U (en) | 2023-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320051333.1U Active CN219518369U (en) | 2023-01-09 | 2023-01-09 | Desulfurizing tower |
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| Country | Link |
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| CN (1) | CN219518369U (en) |
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