CN112246090A - Desulfurizing tower thick liquid pond - Google Patents
Desulfurizing tower thick liquid pond Download PDFInfo
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- CN112246090A CN112246090A CN202011146263.5A CN202011146263A CN112246090A CN 112246090 A CN112246090 A CN 112246090A CN 202011146263 A CN202011146263 A CN 202011146263A CN 112246090 A CN112246090 A CN 112246090A
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- Prior art keywords
- communicating pipe
- slurry tank
- slurry
- tower
- absorption tower
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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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/80—Semi-solid phase processes, i.e. by using slurries
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention relates to the technical field of desulfurizing towers, in particular to a slurry tank of a desulfurizing tower. The desulfurization tower slurry tank comprises an absorption tower slurry tank, an external tower slurry tank, a communicating pipe and a flow guide device; the absorption tower slurry tank is communicated with the tower external slurry tank through a communicating pipe, and slurry enters the absorption tower slurry tank from the tower external slurry tank through the communicating pipe; the absorption tower slurry pool is provided with a flow guide device, the flow guide device is positioned at the outlet end of the communicating pipe, and the flow guide device guides the slurry discharged from the communicating pipe to enable the slurry discharged from the communicating pipe to flow to bypass the mounting position of the stirrer and the stirring area of the stirrer. Through the setting of guiding device, can change communicating pipe outlet end thick liquid flow direction, make communicating pipe exhaust thick liquid flow direction bypass agitator mounted position and agitator stirring region. The uniform mixing of the flow direction of the slurry discharged by the communicating pipe and the slurry flow in the slurry tank of the absorption tower and the stability of a local flow field are ensured, and the problems that slurry accumulation and the abnormal operation of an adjacent stirrer are easily caused in the prior art and the equipment failure of the stirrer is easily caused are solved.
Description
Technical Field
The invention relates to the technical field of desulfurizing towers, in particular to a slurry tank of a desulfurizing tower.
Background
In the wet desulphurization system, an absorption tower slurry tank is positioned at the lower part of an absorption tower and is used for containing desulphurization slurry, a stirrer, an oxidation air pipe, a slurry circulation outlet, a slurry outlet, a communicating pipe and the like are arranged on the tower wall of the absorption tower slurry tank, and the absorption tower slurry tank is connected with an off-site slurry tank.
In order to ensure that the operating liquid levels of the absorption tower pulp tank and the tower external pulp tank are at the same height, a communicating pipe is additionally arranged between the absorption tower pulp tank and the tower external pulp tank for connection. In the prior art, the slurry in the communication pipe is positively cut into the slurry tank of the absorption tower to generate tangential thrust to the slurry of the absorption tower and generate resistance to a flow field adjacent to a running stirrer. At the intersection of the flow fields in two different directions, the thrust generated at the communicating pipe has a great influence on the slurry flow field. Local flow field disorder can be generated, slurry accumulation is easy to generate, the running resistance of an adjacent stirrer is easy to increase, abnormal work is generated, and equipment failure of the stirrer is easy to cause.
Disclosure of Invention
The invention aims to provide a desulfurization tower slurry tank, which can solve the problem that the slurry in the prior art is easy to generate flow field disorder when entering an absorption tower slurry tank;
the invention provides a desulfurization tower slurry tank, which comprises an absorption tower slurry tank, an external tower slurry tank, a communicating pipe and a flow guide device, wherein the absorption tower slurry tank is arranged on the outer side of the tower;
the absorption tower slurry tank is communicated with the tower external slurry tank through a communicating pipe, and slurry enters the absorption tower slurry tank from the tower external slurry tank through the communicating pipe;
the absorption tower slurry tank is provided with a flow guide device, the flow guide device is positioned at the outlet end of the communicating pipe, and the flow guide device guides the slurry discharged from the communicating pipe to enable the flow direction of the slurry discharged from the communicating pipe to be consistent with the flow direction of the slurry in the absorption tower slurry tank.
Preferably, the flow guide device is an arc-shaped plate, and a liquid outlet is formed in the arc-shaped plate;
the concave surface of the arc-shaped plate is arranged towards the outlet end of the communicating pipe, and the opening direction of the liquid outlet is different from the mounting position of the adjacent stirrer.
Preferably, the liquid outlet is arranged at one end of the arc-shaped plate.
Preferably, the arc-shaped plate is fixed on the side wall of the pulp tank of the absorption tower.
Preferably, both ends of the arc-shaped plate are hermetically connected with the side wall of the pulp tank of the absorption tower.
Preferably, both sides of the arc-shaped plate are provided with sealing plates.
Preferably, the communicating pipe is obliquely arranged, and the arrangement position of one end, close to the pulp tank of the absorption tower, of the communicating pipe is lower than the arrangement position of one end, close to the pulp tank of the tower, of the communicating pipe.
Preferably, the desulfurization tower slurry pool is provided with a stirrer and a slurry circulation outlet.
Has the advantages that:
through the setting of guiding device, can change communicating pipe exit end thick liquid flow direction, bypass agitator mounted position and agitator stirring region. The slurry discharged from the communicating pipe is prevented from intersecting with the slurry near the stirrer, and the influence of the thrust generated by the slurry discharged from the communicating pipe on the slurry flow field is prevented. The uniform mixing of the flow direction of the slurry discharged by the communicating pipe and the slurry flow in the slurry tank of the absorption tower and the stability of a local flow field are ensured, and the problems that slurry accumulation is easy to generate and the running resistance of an adjacent stirrer is easy to increase to generate abnormal work and the stirrer equipment is easy to cause faults in the prior art are solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of a connection structure of an absorption tower slurry tank and an external tower slurry tank according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 3 is a schematic diagram illustrating the flow direction of slurry in a slurry tank of an absorption tower according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a pulp tank of an absorption tower according to an embodiment of the present invention;
FIG. 5 is a front view of a deflector device according to an embodiment of the present invention;
fig. 6 is a side view of a deflector according to an embodiment of the present invention.
Description of reference numerals:
1: a communicating pipe; 2: a flow guide device; 3: a stirrer; 4: a slurry circulation outlet; 5: an absorption tower slurry tank; 6: an external tower slurry tank;
21: an arc-shaped plate; 22: and a liquid discharge port.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used 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, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 6, the present embodiment provides a desulfurization tower slurry tank, which includes an absorption tower slurry tank 5, an external tower slurry tank 6, a communicating pipe 1, and a diversion device 2.
The absorption tower pulp tank 5 is communicated with the tower external pulp tank 6 through a communicating pipe 1, and the pulp enters the absorption tower pulp tank 6 from the tower external pulp tank 5 through the communicating pipe 1.
Be provided with guiding device 2 on absorption tower thick liquid pond 5, and guiding device 2 is located the exit end of communicating pipe 1, and guiding device 2 carries out the water conservancy diversion to 1 exhaust thick liquid communicating pipe so that 1 exhaust thick liquid communicating pipe 1 discharge thick liquid flow direction and absorption tower thick liquid pond 5 in through pipe export neighbouring agitator position point reverse.
In this embodiment, by setting the diversion device 2, the flow direction of the slurry at the outlet end of the communicating pipe 1 can be changed, so that the flow direction of the slurry discharged from the communicating pipe 2 is opposite to the position point of the communicating pipe outlet adjacent to the stirrer in the slurry tank 5 of the absorption tower. The slurry discharged from the communicating pipe 2 is prevented from intersecting with the slurry near the stirrer, and the influence of the thrust generated by the slurry discharged from the communicating pipe on the slurry flow field is prevented. The uniform mixing of the flow direction of the slurry discharged from the communicating pipe 1 and the slurry flow in the slurry tank 5 of the absorption tower and the stability of a local flow field are ensured, and the problems that slurry accumulation and the abnormal operation of an adjacent stirrer are easily caused in the prior art and the equipment failure of the stirrer is easily caused are solved.
Specifically, the flow guiding device 2 is an arc-shaped plate 21, and a liquid discharging port 22 is arranged on the arc-shaped plate 21. The concave surface of the arc plate 21 is arranged towards the outlet end of the communicating pipe 1, and the opening direction of the liquid outlet 22 is opposite to the position point of the communicating pipe outlet adjacent to the stirrer in the absorption tower slurry pool 5. The liquid discharge port 22 is provided at one end of the arc plate 21.
The guiding device 2 adopts an arc-shaped plate 21, a liquid outlet 22 is arranged at one end of the guiding device, the slurry discharged from the communicating pipe 1 can firstly impact on the arc-shaped plate 21, then the fluid can be more smoothly adjusted in the flowing direction along the arc surface, and meanwhile, the liquid outlet 22 is arranged at one end of the guiding device 2 in the flowing direction of the slurry in the slurry pool, so that the fluid flowing direction of the communicating pipe 1 is opposite to the position point of the slurry communicating pipe outlet of the slurry pool, which is close to the stirrer.
The arc plate 21 is fixed on the side wall of the pulp tank 5 of the absorption tower. In addition, both ends of the arc-shaped plate 21 are hermetically connected with the side wall of the absorption tower slurry pool 5. By the connection mode of the arc-shaped plate 21 and the absorption tower pulp tank 5, the pulp leakage is prevented.
Both sides of the arc plate 21 are provided with closing plates. The arc plate 21 is connected with the side wall of the absorption tower in a sealing way, and the arrangement of the sealing plate is matched, so that the diversion device 2 can drain liquid in only one direction, namely, the slurry discharged by the communicating pipe 1 can be discharged only from the liquid discharge port 22. It is further ensured that the fluid inflow direction of the communicating tube 1 is opposite to the position of the slurry pond slurry communicating tube outlet adjacent to the stirrer.
The communicating pipe 1 is obliquely arranged, and the arrangement position of one end, close to the absorption tower slurry tank 5, of the communicating pipe 1 is lower than the arrangement position of one end, close to the tower external slurry tank 6, of the communicating pipe 1. By adopting the arrangement mode, the slurry can be ensured to smoothly flow into the absorption tower slurry tank 5 from the tower external slurry tank 6.
The desulfurizing tower slurry pool 5 is provided with a stirrer 3 and a slurry circulating outlet 4.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. A desulfurization tower slurry tank is characterized by comprising an absorption tower slurry tank, an external tower slurry tank, a communicating pipe and a flow guide device;
the absorption tower slurry tank is communicated with the tower external slurry tank through a communicating pipe, and slurry enters the absorption tower slurry tank from the tower external slurry tank through the communicating pipe;
the absorption tower slurry tank is provided with a flow guide device, the flow guide device is positioned at the outlet end of the communicating pipe, and the flow guide device guides the slurry discharged from the communicating pipe to enable the slurry discharged from the communicating pipe to flow to bypass the mounting position of the stirrer and the stirring area of the stirrer.
2. The desulfurization tower slurry tank of claim 1, wherein the flow guide device is an arc-shaped plate, and a liquid outlet is arranged on the arc-shaped plate;
the concave surface of the arc-shaped plate is arranged towards the outlet end of the communicating pipe, and the opening direction of the liquid outlet is different from the mounting position of the adjacent stirrer.
3. The desulfurization tower slurry tank of claim 2, wherein the liquid discharge port is disposed at one end of the arc-shaped plate.
4. The desulfurization tower slurry tank of claim 2, wherein the arc-shaped plate is fixed on the side wall of the absorption tower slurry tank.
5. The desulfurization tower slurry tank of claim 4, wherein both ends of the arc-shaped plate are hermetically connected with the side wall of the absorption tower slurry tank.
6. The desulfurization tower slurry tank of claim 2, wherein sealing plates are arranged on both sides of the arc-shaped plate.
7. The desulfurization tower slurry tank according to claim 1, wherein the communicating pipe is disposed obliquely, and a position of the communicating pipe near one end of the absorption tower slurry tank is lower than a position of the communicating pipe near one end of the tower external slurry tank.
8. The desulfurization tower slurry tank of claim 1, wherein an agitator and a slurry circulation outlet are arranged on the desulfurization tower slurry tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011146263.5A CN112246090A (en) | 2020-10-23 | 2020-10-23 | Desulfurizing tower thick liquid pond |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011146263.5A CN112246090A (en) | 2020-10-23 | 2020-10-23 | Desulfurizing tower thick liquid pond |
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| Publication Number | Publication Date |
|---|---|
| CN112246090A true CN112246090A (en) | 2021-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011146263.5A Pending CN112246090A (en) | 2020-10-23 | 2020-10-23 | Desulfurizing tower thick liquid pond |
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| CN (1) | CN112246090A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008290002A (en) * | 2007-05-24 | 2008-12-04 | Babcock Hitachi Kk | Wet-type flue gas desulfurization apparatus |
| CN201260936Y (en) * | 2008-09-11 | 2009-06-24 | 无锡市华星电力环保修造厂 | Wet flue gas desulfurization absorption tower slurry pool |
| CN204182281U (en) * | 2014-08-19 | 2015-03-04 | 浙江大学 | A kind of high-efficiency desulfurization list tower binary cycle system |
| CN204731123U (en) * | 2015-07-14 | 2015-10-28 | 曾永健 | A kind of wet desulfuration tower inner differential pressure type density measure means for anti-jamming |
| CN205815462U (en) * | 2016-07-06 | 2016-12-21 | 山东盛宝传热科技有限公司 | A kind of slurry pool of absorption tower |
| CN106422735A (en) * | 2016-08-26 | 2017-02-22 | 浙江天地环保科技有限公司 | Single-column dual-cycle efficient desulfurization process system and method |
| CN206897163U (en) * | 2017-05-27 | 2018-01-19 | 大唐环境产业集团股份有限公司 | A kind of desulphurization system absorption tower and the attachment means of the outer stock tank of tower |
| CN210410197U (en) * | 2019-08-08 | 2020-04-28 | 西安热工研究院有限公司 | A kind of desulfurization absorption tower slurry diversion device |
-
2020
- 2020-10-23 CN CN202011146263.5A patent/CN112246090A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008290002A (en) * | 2007-05-24 | 2008-12-04 | Babcock Hitachi Kk | Wet-type flue gas desulfurization apparatus |
| CN201260936Y (en) * | 2008-09-11 | 2009-06-24 | 无锡市华星电力环保修造厂 | Wet flue gas desulfurization absorption tower slurry pool |
| CN204182281U (en) * | 2014-08-19 | 2015-03-04 | 浙江大学 | A kind of high-efficiency desulfurization list tower binary cycle system |
| CN204731123U (en) * | 2015-07-14 | 2015-10-28 | 曾永健 | A kind of wet desulfuration tower inner differential pressure type density measure means for anti-jamming |
| CN205815462U (en) * | 2016-07-06 | 2016-12-21 | 山东盛宝传热科技有限公司 | A kind of slurry pool of absorption tower |
| CN106422735A (en) * | 2016-08-26 | 2017-02-22 | 浙江天地环保科技有限公司 | Single-column dual-cycle efficient desulfurization process system and method |
| CN206897163U (en) * | 2017-05-27 | 2018-01-19 | 大唐环境产业集团股份有限公司 | A kind of desulphurization system absorption tower and the attachment means of the outer stock tank of tower |
| CN210410197U (en) * | 2019-08-08 | 2020-04-28 | 西安热工研究院有限公司 | A kind of desulfurization absorption tower slurry diversion device |
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Application publication date: 20210122 |