CN209108933U - Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system - Google Patents
Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system Download PDFInfo
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- CN209108933U CN209108933U CN201821577590.4U CN201821577590U CN209108933U CN 209108933 U CN209108933 U CN 209108933U CN 201821577590 U CN201821577590 U CN 201821577590U CN 209108933 U CN209108933 U CN 209108933U
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Abstract
The utility model discloses a kind of Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing systems comprising: absorption tower, gypsum cyclone, recycling pond, recovered water pump, waste water system, accident slurry tank and accident return to pump；Recycle the recycling water return port that the water outlet in pond is respectively communicated with waste water treatment system and absorption tower by recycling conduit；The injection point of accident slurry tank passes through the accident slurry discharge ports on accident pipeline connection absorption tower；The injection point of accident slurry tank also passes through the first conduit connection overflow conduit；The serum outlet of accident slurry tank is connected to the injection point on absorption tower by the second conduit；Second conduit is connected to recycling conduit by assistant connecting pipe.Gypsum cyclone overflow slurry crosses efficiently separating for drainage with gypsum dehydration, improves waste water treatment system to the replacement result of absorption tower slurries.Accident returns to pump and starches a large amount of gypsum overflow slurries for being stored in accident slurry tank to waste-water vortex device, improves waste water system utilization rate.
Description
Technical field
The utility model belongs to Limestone-gypsum Wet Flue Gas Desulfurization Process technical field, wet more particularly to a kind of limestone-gypsum
Method desulfurization slurry processing system.
Background technique
In Limestone-gypsum Wet Flue Gas Desulfurization Process technique, for chlorine ion concentration as important indicator, concentration is straight in the slurries of absorption tower
It connects and determines absorption tower slurries quality.There are three aspects in chloride ion source in the slurries of absorption tower: flue gas carries, desulfurizing agent, desulfurization
Use water.For most of desulphurization system, flue gas carrying is the main source of chloride ion.Chloride ion is super in the slurries of absorption tower
Mark causes serious security risk to desulphurization system safe and stable operation.
Desulphurization system is received and is rushed from technique building trench, dewatering system filter cloth in zero meter of technique building floor design recycling pond
Wash water and filtrate water, gypsum cyclone overflow slurry pass through recovered water pump in recycling two liquid following formula recovered water pumps of Cistern Design
Slurries are delivered to absorption tower and waste water system.It is larger due to entering recycling tank water amount in gypsum dehydration system operation, it returns
When receipts water pump conveys slurries to waste water system and absorption tower, pond liquid level is recycled for regulation, it is necessary to which recovered water pump is opened in not timing
To absorption tower valve, during valve transfer, the pressure of waste-water vortex device generates big ups and downs, and pressure oscillation leads to cyclone
Overflow slurry generates a large amount of foams, and since waste-water vortex device spill box is smaller without the mouth of a river is extruded, so that waste-water vortex device overflow
Overflow easily occurs for case.To prevent spill box overflow, waste water throughput per hour can only be reduced.In addition, when gypsum dehydration system stops
Pond is recycled when fortune can not put into operation without slurries, waste water system is entered, serious to restrict waste water system utilization rate.
Utility model content
The purpose of the utility model is to provide a kind of Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing systems.
The technical solution that the utility model solves above-mentioned technical problem is as follows: a kind of Limestone-gypsum Wet Flue Gas Desulfurization Process slurries
Processing system comprising: absorption tower, gypsum cyclone, recycling pond, recovered water pump, waste water system, accident slurry tank and accident
Return to pump；The absorption tower setting gypsum outlet, injection point, accident slurry discharge ports and recycling water return port；The stone
Cream cyclone includes gypsum feed inlet, overflow port, sediment outlet；The recycling pond is connected to gypsum eddy flow by overflow conduit
The overflow port of device；The water outlet for recycling pond is returned by the recycle-water that recycling conduit is respectively communicated with waste water treatment system and absorption tower
It answers back；The recovered water pump is arranged on the recycling conduit；The injection point of the accident slurry tank is connected by accident pipeline
The accident slurry discharge ports on logical absorption tower；The injection point of the accident slurry tank, which also passes through the first conduit connection overflow, leads
Pipe；The serum outlet of the accident slurry tank is connected to the injection point on absorption tower by the second conduit；The accident returns to pump and sets
It sets on second conduit；Second conduit is connected to recycling conduit by assistant connecting pipe.
The utility model Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system as described above further includes further belt
Filter cloth washing device is arranged in filter, the belt filter；The flushing water outlet of belt filter is connected to by pipeline and is recycled
Pond.
The utility model Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system as described above further includes further first
Switch valve, the second switch valve, first switch valve are mounted on overflow pipe, and second switch valve is mounted on
On one conduit.
The utility model Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system as described above further includes further third
Switch valve, the 4th switch valve, the third switch valve are mounted on recycling conduit, and the 4th switch valve is mounted on
On subsidiary conduit.
The beneficial effects of the utility model are:
Gypsum cyclone overflow slurry crosses efficiently separating for drainage (from belt filter) with gypsum dehydration, improves waste water
Replacement result of the processing system to absorption tower slurries.Meanwhile the operation pressure stabilization of waste water treatment system is realized, it avoids useless
The frequent overflow event of water cyclone seal cup.Accident returns to pump slurry and is stored in a large amount of gypsum overflow slurries of accident slurry tank extremely
Waste-water vortex device extends putting into operation the time for waste water system, improves waste water system utilization rate.
Detailed description of the invention
By made detailed description in conjunction with the following drawings, the above-mentioned and/or otherwise advantage of the utility model will
It becomes more apparent upon and is easier to understand, these attached drawings are only schematical, are not intended to limit the utility model, in which:
Fig. 1 is the Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system schematic diagram of the first embodiment；
Fig. 2 is the Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system schematic diagram of second of embodiment.
In attached drawing, parts list represented by the reference numerals are as follows:
1, gypsum cyclone, 2, recycling pond, 3, belt filter, 4, recovered water pump, 5, waste water system, 6, accident slurries
Case, 7, accident return to pump, 8, absorption tower, 9, overflow conduit, the 10, first conduit, 11, recycling conduit, the 12, second conduit, 13, auxiliary
Help connecting tube, the 14, the 4th switch valve.
Specific embodiment
Hereinafter, the Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system of the utility model is described with reference to the accompanying drawings
Embodiment.
The embodiment recorded herein is the specific specific embodiment of the utility model, for illustrating the utility model
Design, be it is explanatory and illustrative, should not be construed as the limit to the utility model embodiment and the scope of the utility model
System.In addition to the embodiment recorded herein, those skilled in the art can also be public based on the claim of this application book and specification institute
For the content opened using obvious other technical solutions, these technical solutions include using doing to the embodiment recorded herein
The technical solution of any obvious substitutions and modifications out.
The attached drawing of this specification is schematic diagram, aids in illustrating the design of the utility model, it is schematically indicated each section
Shape and its correlation.It note that for the ease of clearly showing the structure of each component of the utility model embodiment, respectively
It is not drawn according to identical ratio between attached drawing.Identical reference marker is for indicating identical part.
Fig. 1 shows a kind of Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system of embodiment of the utility model comprising:
Absorption tower 8, gypsum cyclone 1, recycling pond 2, recovered water pump 4, waste water system 5, accident slurry tank 6 and accident return to pump 7；It inhales
It receives tower 8 and gypsum outlet, injection point, accident slurry discharge ports and recycling water return port is set；Gypsum cyclone 1 includes gypsum
Feed inlet, overflow port, sediment outlet；Recycle the overflow port that pond 2 is connected to gypsum cyclone 1 by overflow conduit 9；Recycle-water
The recycling water return port that the water outlet in pond 2 is respectively communicated with waste water treatment system and absorption tower 8 by recycling conduit 11；Recovered water pump
4 settings are on recycling conduit 11；The injection point of accident slurry tank 6 is arranged by the accident slurries on accident pipeline connection absorption tower 8
Outlet；The injection point of accident slurry tank 6 also passes through the first conduit 10 connection overflow conduit 9；The serum outlet of accident slurry tank 6
The injection point on absorption tower 8 is connected to by the second conduit 12；Accident returns to pump 7 and is arranged on the second conduit 12；Second conduit 12
Recycling conduit 11 is connected to by assistant connecting pipe 13.
Fig. 2 shows the Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system of second of embodiment of the utility model, packets
Include: absorption tower 8, gypsum cyclone 1, recycling pond 2, recovered water pump 4, waste water system 5, accident slurry tank 6 and accident return to pump
7；Gypsum outlet, injection point, accident slurry discharge ports and recycling water return port is arranged in absorption tower 8；Gypsum cyclone 1 includes
Gypsum feed inlet, overflow port, sediment outlet；Recycle the overflow port that pond 2 is connected to gypsum cyclone 1 by overflow conduit 9；It returns
Receive the recycling water return port that the water outlet in pond 2 is respectively communicated with waste water treatment system and absorption tower 8 by recycling conduit 11；Recycling
The setting of water pump 4 is on recycling conduit 11；The injection point of accident slurry tank 6 is starched by the accident on accident pipeline connection absorption tower 8
Liquid outlet；The injection point of accident slurry tank 6 also passes through the first conduit 10 connection overflow conduit 9；The slurries of accident slurry tank 6
Outlet is connected to the injection point on absorption tower 8 by the second conduit 12；Accident returns to pump 7 and is arranged on the second conduit 12；Second leads
Pipe 12 is connected to recycling conduit 11 by assistant connecting pipe 13；The system further includes belt filter 3, and belt filter 3 is arranged
Filter cloth washing device；The flushing water outlet of belt filter 3 is connected to recycling pond 2 by pipeline.
The embodiment of above two Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system also can be carried out to be changed further below
Into, further include the first switch valve, the second switch valve, the first switch valve is mounted on overflow pipe, the second switch valve peace
On the first conduit 10.Overflow slurry can be delivered to recycling pond as needed using above-mentioned control valve or accident is starched
Liquid case improves the flexibility of system operation.Further it further includes third switch valve, the 4th switch valve 14, and third is cut
It changes valve to be mounted on recycling conduit 11, the 4th switch valve 14 is mounted on subsidiary conduit.It being capable of root using above-mentioned control valve
According to needing the slurries in accident slurry tank being delivered to absorption tower or waste water system, the flexible of system operation is further improved
Property.
By above-mentioned transformation, the separation of the overflow slurry of gypsum cyclone and the filtrate water of belt filter is realized, in stone
When cream dewatering system is run, avoid enter into that recycling tank water amount is larger, and recovered water pump conveys slurries to waste water system and absorption tower
When, without opening recovered water pump to absorption tower valve, reduce the disturbance to waste water system operating pressure, it is ensured that waste-water vortex device
Operation pressure stabilization.Simultaneously because accident slurry tank volume is larger, a large amount of gypsum overflow slurry can be stored wherein, is useless
Water system puts into operation for a long time provides sufficient original dispose waste liquid.Accident, which returns to pump, to revolve the gypsum for being stored in accident slurry tank
Stream device overflow slurry is fed directly to waste water system, in addition, improving the processing of waste water system hour, and waste water system runing time
It is limited whether no longer operation by dewatering system, greatly improves desulphurization system to the diadochy of absorption tower slurries, to suction
It receives chlorine ion concentration in tower slurries and plays Effective Regulation.
Each technical characteristic of above-mentioned disclosure is not limited to disclosed and other feature combination, and those skilled in the art are also
Other combinations between each technical characteristic can be carried out according to the purpose of invention, be subject to the purpose for realizing the utility model.
Claims (4)
1. a kind of Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system characterized by comprising absorption tower, gypsum cyclone,
It recycles pond, recovered water pump, waste water system, accident slurry tank and accident and returns to pump；The absorption tower setting gypsum outlet, slurry
Liquid entrance, accident slurry discharge ports and recycling water return port；The gypsum cyclone includes gypsum feed inlet, overflow port, sediment
Outlet；The recycling pond is connected to the overflow port of gypsum cyclone by overflow conduit；The water outlet in recycling pond passes through back
Receive the recycling water return port that conduit is respectively communicated with waste water treatment system and absorption tower；The recovered water pump setting is led in the recycling
Guan Shang；The injection point of the accident slurry tank passes through the accident slurry discharge ports on accident pipeline connection absorption tower；The accident
The injection point of slurry tank also passes through the first conduit and is connected to the overflow conduit；The serum outlet of the accident slurry tank passes through the
The injection point on two conduits connection absorption tower；The accident returns to pump and is arranged on second conduit；Second conduit is logical
It crosses assistant connecting pipe and is connected to recycling conduit.
2. Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system according to claim 1, which is characterized in that further include skin
Filter cloth washing device is arranged in band filter, the belt filter；The flushing water outlet of belt filter is connected to back by pipeline
Receive pond.
3. Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system according to claim 1 or 2, which is characterized in that further include
First switch valve, the second switch valve, first switch valve are mounted on overflow pipe, the second switch valve installation
On the first conduit.
4. Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system according to claim 3, which is characterized in that further include
Three switch valves, the 4th switch valve, the third switch valve are mounted on recycling conduit, the 4th switch valve installation
On subsidiary conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821577590.4U CN209108933U (en) | 2018-09-27 | 2018-09-27 | Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821577590.4U CN209108933U (en) | 2018-09-27 | 2018-09-27 | Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system |
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| CN209108933U true CN209108933U (en) | 2019-07-16 |
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| CN201821577590.4U Active CN209108933U (en) | 2018-09-27 | 2018-09-27 | Limestone-gypsum Wet Flue Gas Desulfurization Process slurries processing system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112744946A (en) * | 2020-12-01 | 2021-05-04 | 安徽金禾实业股份有限公司 | Lime wet flue gas desulfurization effluent treatment plant |
| CN113578015A (en) * | 2020-04-30 | 2021-11-02 | 中国石油天然气股份有限公司 | Desulfurizing device |
-
2018
- 2018-09-27 CN CN201821577590.4U patent/CN209108933U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113578015A (en) * | 2020-04-30 | 2021-11-02 | 中国石油天然气股份有限公司 | Desulfurizing device |
| CN113578015B (en) * | 2020-04-30 | 2024-04-30 | 中国石油天然气股份有限公司 | Desulfurizing device |
| CN112744946A (en) * | 2020-12-01 | 2021-05-04 | 安徽金禾实业股份有限公司 | Lime wet flue gas desulfurization effluent treatment plant |
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Address after: 100039 room 901, 9 / F, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee after: Guoneng Longyuan environmental protection Co.,Ltd. Address before: 100039 room 911, 1 building, 16 West Fourth Ring Road, Haidian District, Beijing. Patentee before: BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. |