CN107051084A - Deep temperature reduction coupling humidification puies forward the wastewater zero discharge dust pelletizing system of effect - Google Patents
Deep temperature reduction coupling humidification puies forward the wastewater zero discharge dust pelletizing system of effect Download PDFInfo
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- CN107051084A CN107051084A CN201710285997.3A CN201710285997A CN107051084A CN 107051084 A CN107051084 A CN 107051084A CN 201710285997 A CN201710285997 A CN 201710285997A CN 107051084 A CN107051084 A CN 107051084A
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- flue gas
- shower
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
-
- 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
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
Abstract
The present invention relates to the wastewater zero discharge dust pelletizing system that deep temperature reduction coupling humidification puies forward effect, including cooling device, water mist sprinkling device, electric cleaner, wet desulphurization device, it is connected with wet desulphurization device on drainpipe, drainpipe and is connected with wastewater treatment equipment；Water mist sprinkling device includes casing and shower, and shower is provided with high pressure nozzle, and casing is provided with water supply connector；Advantages of the present invention：Flue gas is handled flue gas by cooling device, water mist sprinkling device, electric cleaner and wet desulphurization device, it can realize and each pollutant in flue gas is handled, the processing quality of flue gas is improved, can guarantee that the flue gas particles concentration after being handled through wet desulphurization device is less than 1mg/m3, and the waste water that wet desulphurization device is produced is delivered in wastewater treatment equipment by drainpipe, and supplied water by water inlet pipe to water mist sprinkling device, the discharge of waste water can be reduced, the recycling of waste water is realized, effect of energy-saving and emission-reduction is realized.
Description
Technical field
The present invention relates to the wastewater zero discharge dust pelletizing system that deep temperature reduction coupling humidification puies forward effect.
Background technology
Coal-burning power plant is easily drained in flue gas, flue gas in process of production includes the pollutants such as PM, SOX, NOX, Hg, existing
There is the governing system of flue gas using conventional smoke gas treatment system, pollutant during processing in flue gas can not be realized to be removed completely
Go, and waste water is easily produced in processing procedure, waste water easily produces secondary pollution, and waste water and flue gas pollute environment simultaneously, dirty
Dye is more serious.
The content of the invention
The technical problem to be solved in the present invention is just to provide the wastewater zero discharge dedusting system that deep temperature reduction coupling humidification puies forward effect
System, the problem of solving easily to produce contaminated wastewater in existing fume treatment.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions：Deep temperature reduction coupling humidification
Put forward the wastewater zero discharge dust pelletizing system of effect, including be connected with flue cooling device, be connected with cooling device water mist sprinkling dress
Connect on the electric cleaner put, being connected with water mist sprinkling device, the wet desulphurization device being connected with electric cleaner, wet desulphurization device
It is connected on a drainpipe having using waste water discharge in wet desulphurization device, drainpipe and is connected with wastewater treatment equipment, waste water
Processing unit is provided with water inlet pipe；Water mist sprinkling device includes casing and the shower being arranged in casing, and shower is provided with
High pressure nozzle, casing is provided with the water supply connector being connected with water inlet pipe, and water supply connector is connected with shower, and flow-disturbing is provided with casing
Device；The temperature of flue gas is controlled after the spray flux of shower cools by cooling device.
It is preferred that, the mounting blocks connected by screw rod are provided with casing, shower is arranged on mounting blocks, can be according to difference
Flue adjust position of the mounting blocks in casing, screw rod is easy to adjust, and connection is reliable, can guarantee that the steady of mounting blocks
Property, improve spray quality.
It is preferred that, disturbing flow device includes column and the axle sleeve being rotatably connected on column, and column is threadably secured connection
On casing, axle sleeve is provided with flow-disturbing fin, realizes that flow-disturbing turns to the active force of flow-disturbing fin when axle sleeve is sprayed by shower
It is dynamic, it is simple in construction, drive axle sleeve to be rotated on column the active force of flow-disturbing fin when being sprayed by shower, disturbed so as to realize
Stream, can prevent production vortex area in casing, improve flow-disturbing effect.
It is preferred that, water supply connector is connected with shower by connecting tube, and connecting tube is provided with control connecting tube inflow
Temperature sensor is connected with flow control valve, flow control valve, the flue gas temperature entered in casing is detected by temperature sensor
Degree, so as to realize control of the flow control valve to connecting tube inflow, control sensitivity is high, can realize that Automated condtrol is adjusted.
It is preferred that, it is also associated with being connected with waste water time on wet electrical dust precipitator, wet electrical dust precipitator on wet desulphurization device
Receipts system, sewage recovering system is connected with wet desulphurization device, can carry out second of dust removal process to flue gas, can effectively remove
The micro mist dirt and microparticle remained in flue gas, makes the particle concentration in flue gas be less than 1mg/m3, and sewage recovering system sets
Put, the recycling of waste water can be realized, reduce secondary pollution.
It is preferred that, the heating tube of flue gas is connected with wet electrical dust precipitator, heating tube is produced by cooling device
Heat realizes the heating of flue gas, and reheating processing is carried out to flue gas by heating tube, so that visual pollution is eliminated, and heating tube adds
Heat realizes the recycling of heat, reduces the waste of heat, realize energy-conservation and subtract by the heat of the generation of cooling device
Effect of row.
In summary, advantages of the present invention：1. flue gas is passed through into cooling device, water mist sprinkling device, electric cleaner and wet
Method desulfurizer is handled flue gas, can realize and each pollutant in flue gas is handled, and improves the processing matter of flue gas
Amount, can guarantee that the flue gas particles concentration after being handled through wet desulphurization device is less than 3mg/m3, and taken off wet method by drainpipe
The waste water that sulphur device is produced is delivered in wastewater treatment equipment, and is supplied water by water inlet pipe to water mist sprinkling device, can be reduced useless
The discharge of water, realizes the recycling of waste water, realizes effect of energy-saving and emission-reduction；
2. flue gas in flue, can be reduced to below acid dew point, effectively raise particle surface by the setting of cooling device
Flying dust viscosity, particle agglomeration can be promoted；
3. realizing the water mist sprinkling to flue gas by the high-pressure nozzle on shower, it can effectively lower atomizing particle size, and
Flow-disturbing contact is carried out to flue gas and water smoke by disturbing flow device, the degree of mixing of droplet and flying dust is improved；
4. the temperature of flue gas is controlled after the spray flux of shower is cooled by cooling device, spray matter can be improved
Amount, can reduce waste, it is ensured that agglomeration efficiency.
Brief description of the drawings
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is that deep temperature reduction of the present invention couples the structural representation that humidification puies forward the wastewater zero discharge dust pelletizing system of effect；
Fig. 2 is the structural representation of water mist sprinkling device of the present invention.
Embodiment
As shown in Figure 1 and Figure 2, deep temperature reduction coupling humidification puies forward the wastewater zero discharge dust pelletizing system of effect, including is connected with flue
Cooling device 1, be connected with cooling device 1 water mist sprinkling device 2, be connected with water mist sprinkling device 2 electric cleaner 3, with
One is connected with the connected wet desulphurization device 4 of electric cleaner 3, wet desulphurization device 4 has using useless in wet desulphurization device 4
Wastewater treatment equipment 5 is connected with the drainpipe 41 of water discharge, drainpipe 41, wastewater treatment equipment 5 is provided with water inlet pipe 51；Water
Spray painting shower device 2 includes casing 21 and the shower 22 being arranged in casing 21, and shower 22 is provided with high pressure nozzle 23, casing
21 are connected provided with the water supply connector 24 being connected with water inlet pipe 51, water supply connector 24 with shower 22, and flow-disturbing is provided with casing 21
Device 6；The temperature of flue gas is controlled after the spray flux of shower 22 cools by cooling device 1.
The mounting blocks 26 connected by screw rod 25 are provided with casing 21, shower 22 is arranged on mounting blocks 26, can basis
Different flues adjusts position of the mounting blocks in casing, and screw rod is easy to adjust, and connection is reliable, can guarantee that mounting blocks
Stationarity, improves spray quality, and disturbing flow device 6 includes column 61 and the axle sleeve 62 being rotatably connected on column 61, and column 61 leads to
Cross to be screwed and be connected on casing 21, axle sleeve 62 is provided with flow-disturbing fin 63, to disturbing when axle sleeve 62 is sprayed by shower 22
The active force of stream fin 63 realizes that flow-disturbing is rotated, simple in construction, and the active force of flow-disturbing fin is driven when being sprayed by shower
Axle sleeve is rotated on column, so as to realize flow-disturbing, can be prevented production vortex area in casing, be improved flow-disturbing effect.
Water supply connector 24 is connected with shower 22 by connecting tube 7, and connecting tube 7 is provided with the control inflow of connecting tube 7
Temperature sensor 72 is connected with flow control valve 71, flow control valve 71, is entered by temperature sensor detection in casing
Flue-gas temperature, so as to realize control of the flow control valve to connecting tube inflow, control sensitivity is high, can realize Automated condtrol
Regulation.
It is also associated with being connected with Sewage treatment system on wet electrical dust precipitator 8, wet electrical dust precipitator 8 on wet desulphurization device 4
System 81, sewage recovering system 81 is connected with wet desulphurization device 4, can carry out second of dust removal process to flue gas, can effectively go
Except the micro mist dirt and microparticle that are remained in flue gas, the particle concentration in flue gas is set to be less than 1mg/m3, and sewage recovering system
Set, the recycling of waste water can be realized, reduce the heating tube that flue gas is connected with secondary pollution, wet electrical dust precipitator 8
9, the heat that heating tube 9 is produced by cooling device 1 is realized is connected with heat exchange system on the heating of flue gas, cooling device 1
11, heat exchange system is connected with heating tube, and reheating processing is carried out to flue gas by heating tube, so that visual pollution is eliminated,
It is real and heating tube heating realizes the recycling of heat, reduce the waste of heat by the heat of the generation of cooling device
Effect of energy-saving and emission-reduction is showed.
In use, flue gas by flue preferentially enter cooling device 1 carry out cooling processing, and by flue gas be down to acid dew point with
Under, then the flue gas after cooling is entered in the casing 21 of water mist sprinkling device 2, temperature sensor 72 detects the temperature of flue gas,
And control flow control valve 71 to realize the spray flux of shower 22, and during spray, axle sleeve 62 is rotated on column 61, it is real
Existing flow-disturbing fin is handled the flow-disturbing of flue gas, so as to improve the degree of mixing of droplet and flying dust, improves agglomeration efficiency, water mist sprinkling dress
Put that the flue gas after 2 spray process sequentially enters electric cleaner 3 and wet desulphurization device 4 is handled, effectively eliminate of flue gas
Grain and SOX pollutants, and wet desulphurization device 4 processing produce waste water drained into by drainpipe 41 in wastewater treatment equipment 5, and
It will be supplied water after the optimization processing of wastewater treatment equipment 5 by water inlet pipe 51 to water mist sprinkling device 2, realize the recovery profit of waste water
With, discharge is reduced, the flue gas after then wet desulphurization device 4 is handled is again introduced into wet electrical dust precipitator 8 and handled, finally by
Heating tube heats to flue gas after the processing of wet electrical dust precipitator 8.
In addition to above preferred embodiment, the present invention also has other embodiments, and those skilled in the art can be according to this
Invention is variously modified and deformed, and without departing from the spirit of the present invention, all should belong to appended claims of the present invention and determine
The scope of justice.
Claims (6)
1. deep temperature reduction coupling humidification puies forward the wastewater zero discharge dust pelletizing system of effect, it is characterised in that：It is cold including what is be connected with flue
But device (1), the water mist sprinkling device (2) being connected with cooling device (1), the electric cleaner that is connected with water mist sprinkling device (2)
(3) it is connected with one on, the wet desulphurization device (4) being connected with electric cleaner (3), wet desulphurization device (4) and utilizes wet method
Wastewater treatment equipment (5), wastewater treatment are connected with the drainpipe (41) that waste water is discharged in desulfurizer (4), drainpipe (41)
Device (5) is provided with water inlet pipe (51)；
Water mist sprinkling device (2) includes casing (21) and the shower (22) being arranged in casing (21), and shower is set on (22)
There is high pressure nozzle (23), casing (21) is provided with the water supply connector (24) being connected with water inlet pipe (51), water supply connector (24) and spray
Shower pipe (22) is connected, and disturbing flow device (6) is provided with casing (21)；
The temperature of flue gas is controlled after the spray flux of shower (22) cools by cooling device (1).
2. deep temperature reduction coupling humidification according to claim 1 puies forward the wastewater zero discharge dust pelletizing system of effect, it is characterised in that：
The mounting blocks (26) connected by screw rod (25) are provided with casing (21), shower (22) is arranged on mounting blocks (26).
3. deep temperature reduction coupling humidification according to claim 1 puies forward the wastewater zero discharge dust pelletizing system of effect, it is characterised in that：
Disturbing flow device (6) includes column (61) and the axle sleeve (62) being rotatably connected on column (61), and column (61) is threadably secured
It is connected on casing (21), axle sleeve (62) is provided with flow-disturbing fin (63), to disturbing when axle sleeve (62) is sprayed by shower (22)
The active force of stream fin (63) realizes that flow-disturbing is rotated.
4. deep temperature reduction coupling humidification according to claim 1 puies forward the wastewater zero discharge dust pelletizing system of effect, it is characterised in that：
Water supply connector (24) is connected with shower (22) by connecting tube (7), and connecting tube (7) is provided with control connecting tube (7) inflow
Flow control valve (71), be connected with temperature sensor (72) on flow control valve (71).
5. deep temperature reduction coupling humidification according to claim 1 puies forward the wastewater zero discharge dust pelletizing system of effect, it is characterised in that：
Wet electrical dust precipitator (8) is also associated with wet desulphurization device (4), wet electrical dust precipitator is connected with sewage recovering system on (8)
(81), sewage recovering system (81) is connected with wet desulphurization device (4).
6. deep temperature reduction coupling humidification according to claim 5 puies forward the wastewater zero discharge dust pelletizing system of effect, it is characterised in that：
The heating tube (9) of flue gas, the heat that heating tube (9) is produced by cooling device (1) are connected with wet electrical dust precipitator (8)
Realize the heating of flue gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710285997.3A CN107051084B (en) | 2017-04-27 | 2017-04-27 | Wastewater zero-discharge dedusting system with deep cooling, humidifying and efficiency improving functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710285997.3A CN107051084B (en) | 2017-04-27 | 2017-04-27 | Wastewater zero-discharge dedusting system with deep cooling, humidifying and efficiency improving functions |
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| Publication Number | Publication Date |
|---|---|
| CN107051084A true CN107051084A (en) | 2017-08-18 |
| CN107051084B CN107051084B (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710285997.3A Active CN107051084B (en) | 2017-04-27 | 2017-04-27 | Wastewater zero-discharge dedusting system with deep cooling, humidifying and efficiency improving functions |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111939681A (en) * | 2020-08-15 | 2020-11-17 | 海南鑫鸿达建材有限公司 | Device for conveying normal-temperature liquid through pipeline and treating tail gas |
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| CN206934999U (en) * | 2017-04-27 | 2018-01-30 | 浙江菲达环保科技股份有限公司 | Deep temperature reduction coupling humidification puies forward the wastewater zero discharge dust pelletizing system of effect |
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2017
- 2017-04-27 CN CN201710285997.3A patent/CN107051084B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101245759A (en) * | 2008-03-27 | 2008-08-20 | 聂刚 | Method and device for low-water level small-flow water area power generation |
| CN103318981A (en) * | 2013-06-26 | 2013-09-25 | 华电电力科学研究院 | Wastewater zero-discharging device with wet-type electric precipitator and wastewater treatment method of wastewater zero-discharging device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111939681A (en) * | 2020-08-15 | 2020-11-17 | 海南鑫鸿达建材有限公司 | Device for conveying normal-temperature liquid through pipeline and treating tail gas |
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| CN107051084B (en) | 2023-01-06 |
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