CN219637000U - Device for recycling desulfurization waste water of coal-fired power plant to slag dragging machine - Google Patents
Device for recycling desulfurization waste water of coal-fired power plant to slag dragging machine Download PDFInfo
- Publication number
- CN219637000U CN219637000U CN202321110339.8U CN202321110339U CN219637000U CN 219637000 U CN219637000 U CN 219637000U CN 202321110339 U CN202321110339 U CN 202321110339U CN 219637000 U CN219637000 U CN 219637000U
- Authority
- CN
- China
- Prior art keywords
- water
- desulfurization waste
- pipeline
- waste water
- coal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 64
- 230000023556 desulfurization Effects 0.000 title claims abstract description 64
- 239000002351 wastewater Substances 0.000 title claims abstract description 60
- 239000002893 slag Substances 0.000 title claims abstract description 34
- 238000004064 recycling Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 239000008235 industrial water Substances 0.000 claims abstract description 26
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 15
- 230000001105 regulatory effect Effects 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 10
- 230000001276 controlling effect Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 3
- 238000004065 wastewater treatment Methods 0.000 abstract description 7
- 239000003595 mist Substances 0.000 abstract description 5
- 239000007921 spray Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model relates to the technical field of desulfurization wastewater recycling devices, in particular to a device for recycling desulfurization wastewater of a coal-fired power plant to a slag conveyor, which comprises a desulfurization wastewater pipeline, an industrial water pipeline, a slag conveyor water seal and a water seal water inlet pipe, wherein the water outlet of the industrial water pipeline is communicated with the water seal water inlet pipe, the outlet of the water seal water inlet pipe faces to the water seal water inlet of the slag conveyor, the desulfurization wastewater pipeline is communicated with the water seal water inlet pipe, and the outlet of the water seal water inlet pipe is provided with a mist spray head; the utility model can introduce desulfurization wastewater into the water seal of the slag conveyor for use, solves the utilization problem of desulfurization wastewater, avoids the problems of higher desulfurization wastewater treatment difficulty, large treatment capacity and high treatment cost, reduces the water consumption of industrial water, and greatly saves the cost of factories.
Description
Technical Field
The utility model relates to the technical field of desulfurization wastewater recycling devices, in particular to a device for recycling desulfurization wastewater of a coal-fired power plant to a slag dragging machine.
Background
In the desulfurization wastewater treatment system of the power plant, part of concentrated slurry is required to be discharged, S02 in the concentrated slurry is up to 60000-70000 mg/L, and meanwhile, the chloride ion content is up to about 15000 mg/L. Because of the specificity of the desulfurization water quality, the desulfurization wastewater treatment difficulty is high, meanwhile, because various heavy metal ions have serious pollution to the environment, the wastewater is discharged after treatment, the treatment capacity is large, the treatment cost is high, wastewater treatment equipment is required to be increased, a large amount of medicaments are consumed, and large capital investment is brought to a power plant.
Disclosure of Invention
The utility model mainly aims to provide a device for recycling desulfurization wastewater of a coal-fired power plant to a slag dragging machine, so as to solve the problems of high desulfurization wastewater treatment difficulty, high treatment capacity and high treatment cost in the prior art.
In order to achieve the aim, the utility model provides a device for recycling desulfurization wastewater of a coal-fired power plant to a slag conveyor, which comprises a desulfurization wastewater pipeline, an industrial water pipeline, a slag conveyor water seal and a water seal water inlet pipe, wherein the water outlet of the industrial water pipeline is communicated with the water seal water inlet pipe, the outlet of the water seal water inlet pipe faces to the water seal water inlet of the slag conveyor, the desulfurization wastewater pipeline is communicated with the water seal water inlet pipe, and the outlet of the water seal water inlet pipe is provided with a mist spray head; the mist spray head is more favorable for fully mixing the desulfurization wastewater and the industrial water, and corrosion of the desulfurization wastewater to equipment is avoided.
Further, a filter screen for filtering the desulfurization wastewater is arranged on the desulfurization wastewater pipeline.
Further, a water pump is arranged on the desulfurization waste water pipeline, and a regulating valve for regulating industrial water flow is arranged on the industrial water pipeline.
Further, valves are arranged at the positions of the two ends of the water pump on the desulfurization waste water pipeline.
Further, the slag extractor water seal device also comprises a liquid level meter and a chloride ion meter which are arranged in the slag extractor water seal.
Further, the device also comprises a control unit, wherein the control unit is electrically connected with the water pump, the regulating valve, the liquid level meter and the chloride ion meter, and the control unit is used for receiving signals of the liquid level meter and the chloride ion meter, controlling the opening and closing of the water pump and controlling the opening of the regulating valve.
The water seal of the slag dragging machine is ash slag produced after the pulverized coal is directly cooled, the requirement on the quality of a water source is low, and industrial water is generally adopted as water seal water of the slag dragging machine; the large amount of wastewater generated by factories cannot be comprehensively and reasonably utilized, chloride ions in the desulfurization wastewater have corrosiveness, and the concentration of the chloride ions is controlled by mixing the desulfurization wastewater with industrial water, so that the desulfurization wastewater can be used as water sealing water of a slag dragging machine.
The utility model can introduce desulfurization wastewater into the water seal of the slag conveyor for use, solves the utilization problem of desulfurization wastewater, avoids the problems of higher desulfurization wastewater treatment difficulty, large treatment capacity and high treatment cost, reduces the water consumption of industrial water, and greatly saves the cost of factories.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
FIG. 1 is a schematic diagram of an embodiment;
in the figure: 1. desulfurization waste water pipeline; 2. industrial water pipelines; 3. sealing the water of the slag dragging machine; 4. water sealing water inlet pipe; 5. a mist nozzle; 6. a filter screen; 7. a water pump; 8. a regulating valve; 9. a liquid level gauge; 10. a chloride ion meter.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
Example 1
As shown in fig. 1, according to the embodiment 1 of the present utility model, there is provided a desulfurization waste water recycling method for a coal-fired power plant to a slag conveyor device, which is applied to a certain power plant in the city of coastal, and is used for recycling the desulfurization waste water in the plant to a scraper type wet slag conveyor with the model of GBL12D, wherein the desulfurization waste water recycling method for the coal-fired power plant to the slag conveyor device comprises a desulfurization waste water pipe 1, an industrial water pipe 2, a slag conveyor water seal 3 and a water seal water inlet pipe 4, a water outlet of the industrial water pipe 2 is communicated with the water seal water inlet pipe 4, an outlet of the water seal water inlet pipe 4 faces to a water inlet of the slag conveyor water seal 3, the desulfurization waste water pipe 1 is communicated with the water seal water inlet pipe 4, and a mist nozzle 5 is arranged at an outlet of the water seal water inlet pipe 4; the chloride ion value of the in-plant desulfurization wastewater is 15000mg/L, the chloride ion value of the in-plant industrial water is 25mg/L, the in-plant desulfurization wastewater and the in-plant industrial water can be used after being mixed, and the spray nozzle 5 is more beneficial to fully mixing the desulfurization wastewater and the industrial water, so that corrosion of the desulfurization wastewater to equipment is avoided.
The desulfurization wastewater pipeline 1 is provided with a filter screen 6 for filtering desulfurization wastewater.
The desulfurization waste water pipeline 1 is provided with a YLF25-12 type water pump 7, and the industrial water pipeline 2 is provided with a ZDP-16K DN65 type regulating valve 8 for regulating industrial water flow.
And stop valves of the model J41W-16P DN65 are arranged at the positions of the two ends of the water pump 7 on the desulfurization wastewater pipeline 1.
A liquid level meter 9 and a chloride ion meter 10 are arranged in the water seal 3 of the slag dragging machine.
Example 2
Embodiment 2 is different from embodiment 1 in that it further comprises a control unit, the control unit is electrically connected with the water pump 7, the regulating valve 8, the liquid level meter 9 and the chloride ion meter 10, and the control unit is used for receiving signals of the liquid level meter 9 and the chloride ion meter 10 and controlling the opening and closing of the water pump 7 and controlling the opening of the regulating valve 8.
The mixing mode of the desulfurization wastewater and the industrial water in the embodiment is as follows: 1. firstly, industrial water is led into a water seal through a water seal water inlet pipe 4, then desulfurization wastewater is led into a slag dragging machine water seal 3 through the water seal water inlet pipe 4, and the desulfurization wastewater and the industrial water are mixed and neutralized in the slag dragging machine water seal 3; 2. the industrial water and the desulfurization wastewater are simultaneously put into a water seal water inlet pipe 4, and the industrial water and the desulfurization wastewater are mixed in the water seal water inlet pipe 4 and then enter a slag dragging machine water seal 3.
The beneficial effects of the embodiment are as follows:
social benefit: the environment is protected, the social benefit is obvious, and the method plays a positive role in saving water resources and protecting the environment.
Economic benefit: after the desulfurization wastewater is recycled in the factory, 22.6 ten thousand yuan of water resources can be saved throughout the year; meanwhile, the recycled desulfurization wastewater does not need to be treated, so that the wastewater treatment cost is saved.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides a coal-fired power plant desulfurization waste water retrieval and utilization is to dragveyer device, its characterized in that, including desulfurization waste water pipeline (1), industry water pipeline (2), dragveyer water seal (3), water seal inlet tube (4), the delivery port intercommunication water seal inlet tube (4) of industry water pipeline (2), the export of water seal inlet tube (4) is towards dragveyer water seal (3) water inlet, desulfurization waste water pipeline (1) intercommunication water seal inlet tube (4), the export of water seal inlet tube (4) is equipped with vaporific shower nozzle (5).
2. The desulfurization waste water recycling to slag dragging machine device of the coal-fired power plant according to claim 1, wherein a filter screen (6) for filtering the desulfurization waste water is arranged on the desulfurization waste water pipeline (1).
3. The desulfurization wastewater recycling to slag conveyor device of the coal-fired power plant according to claim 1, wherein a water pump (7) is arranged on the desulfurization wastewater pipeline (1), and a regulating valve (8) for regulating industrial water flow is arranged on the industrial water pipeline (2).
4. The desulfurization waste water recycling to slag dragging machine device of the coal-fired power plant according to claim 3, wherein valves are arranged on the desulfurization waste water pipeline (1) at the positions of two ends of the water pump (7).
5. The desulfurization waste water recycling to the slag conveyor device of the coal-fired power plant according to claim 3, which is characterized by further comprising a liquid level meter (9) and a chloride ion meter (10) which are arranged in a water seal (3) of the slag conveyor.
6. The desulfurization waste water recycling to slag conveyor device of the coal-fired power plant according to claim 5, further comprising a control unit, wherein the control unit is electrically connected with the water pump (7), the regulating valve (8), the liquid level meter (9) and the chloride ion meter (10), and the control unit is used for receiving signals of the liquid level meter (9) and the chloride ion meter (10) and controlling the opening and closing of the water pump (7) and controlling the opening of the regulating valve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321110339.8U CN219637000U (en) | 2023-05-10 | 2023-05-10 | Device for recycling desulfurization waste water of coal-fired power plant to slag dragging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321110339.8U CN219637000U (en) | 2023-05-10 | 2023-05-10 | Device for recycling desulfurization waste water of coal-fired power plant to slag dragging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219637000U true CN219637000U (en) | 2023-09-05 |
Family
ID=87807699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321110339.8U Active CN219637000U (en) | 2023-05-10 | 2023-05-10 | Device for recycling desulfurization waste water of coal-fired power plant to slag dragging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219637000U (en) |
-
2023
- 2023-05-10 CN CN202321110339.8U patent/CN219637000U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205700119U (en) | A kind of efficient desulfurizing tower | |
| CN104888599B (en) | Spray drying desulfurizer used for cement plant and process method | |
| CN110921962B (en) | Scale prevention system and method for wet slag removal system of thermal power plant | |
| CN103449597A (en) | Hot stifle backwater treatment device and method of converter slag | |
| CN219637000U (en) | Device for recycling desulfurization waste water of coal-fired power plant to slag dragging machine | |
| CN203082862U (en) | Cleaning device of heat recovery boiler | |
| CN205803179U (en) | A kind of acid washing phosphorization waste water treatment device | |
| CN202962189U (en) | Defroster flushing water system of wet-method smoke desulfuration system | |
| CN202715350U (en) | Wet desulfurization adsorption tower with multi-effect turbulence system | |
| CN211419886U (en) | Anti-scaling system of wet slag removal system of thermal power plant | |
| CN214880466U (en) | Automatic control device for hardness of neutralized water | |
| CN210699444U (en) | Modularization blast furnace gas dechlorination device | |
| CN207025052U (en) | Alkali lye supply system | |
| CN208577561U (en) | A kind of mining smelting wastewater exception water quality emergency treatment device | |
| CN113209781A (en) | System and method for removing fluorine in pyrometallurgical flue gas | |
| CN107362593B (en) | Slurry heavy particulate matter online separation device for wet flue gas desulfurization system | |
| CN214598230U (en) | Improved boiler flue gas desulfurization and desilting system | |
| CN109603220B (en) | Cement kiln CCS system production wastewater recycling method | |
| CN109022051A (en) | Blast furnace gas atomization depickling dechlorination production-process systems and its method | |
| CN211226512U (en) | Desalting system for high-salinity wastewater | |
| CN211665014U (en) | Deacidification and dechlorination device for blast furnace gas pipeline atomization method | |
| CN212327889U (en) | Fault emergency processing system of limestone slurry supply system | |
| CN203329617U (en) | Desulfurization slurry feed system | |
| CN208151110U (en) | A kind of collaboration of power plant desulfurization wastewater utilizes system | |
| CN210457587U (en) | Reverse osmosis concentrated water recycling equipment for pretreatment and backwashing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |