CN207478303U - A kind of system for eliminating the coloured plume of industrial smoke - Google Patents
A kind of system for eliminating the coloured plume of industrial smoke Download PDFInfo
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- CN207478303U CN207478303U CN201721526406.9U CN201721526406U CN207478303U CN 207478303 U CN207478303 U CN 207478303U CN 201721526406 U CN201721526406 U CN 201721526406U CN 207478303 U CN207478303 U CN 207478303U
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Abstract
The utility model discloses a kind of systems for eliminating the coloured plume of industrial smoke, it is characterized in that, including flue gas scrubber and spray cooling tower, the spray cooling tower is equipped with injection point, serum outlet and the air outlet slit set from top to bottom, demister, misting cooling section, air intake and the second slurry pool, the misting cooling section is equipped with nozzle, the first slurry pool in flue gas scrubber is connected by the injection point and serum outlet of pipeline and spray cooling tower, in spray cooling tower, slurries are sprayed to be contacted after mist droplet with air, it exchanges heat, the air to heat up after heat exchange is discharged, the slurry reflux to cool down after heat exchange is to flue gas scrubber.The technical solution of the utility model compare the prior art, do not need to expand chimney, can start and stop at any time, have the advantages that cost of investment is low, cooling is efficient, device is reliable.
Description
Technical field
The utility model belongs to atmosphere pollution and administers field, and specially a kind of elimination coloured plume of industrial smoke is
System.
Background technology
In wet flue gas governance process, such as flue gas desulfurization, dedusting, washing slurries can make flue gas saturation, carry droplet shape secretly
Into water mist, salt fog, smog, in flue gas emission mouth, when a large amount of vapor condense to the cold, the gypsum rain of generation, coloured plume or white
Phenomena such as mist, all causes extremely undesirable influence to surrounding enviroment and district image.In China some areas, gradually will
Pollutant emission standard is included in the improvement of gypsum rain, coloured plume, white haze.
Reduce smog discharge temperature and saturation water capacity be administer gypsum rain, coloured plume, white haze effective measures, existing
Have in technology, common way is to increase condenser/heat exchanger and demister before flue gas emission or in neat stress
Cold air hybrid cooling is introduced, the shortcomings that these methods is that heat exchanger volume is huge, high cost, perishable, easily block fouling,
Required air quantity is big when introducing cold air, needs large-scale mixing arrangement, increases chimney.Scheme also is using water at low temperature
The mode washed cools down former flue gas, but its device is complicated, and water consumption is big, and is difficult to solve the corrosion and scaling in commercial Application, blocks
The problems such as.
Utility model content
The utility model provides a kind of simple in structure, chimney is not needed to largely be transformed, efficiently, low cost disappears
Except the system of the coloured plume of industrial smoke, specific scheme is as follows：
A kind of system for eliminating the coloured plume of industrial smoke, which is characterized in that including flue gas scrubber and spray cooling tower,
The spray cooling tower is equipped with injection point, serum outlet and the air outlet slit set from top to bottom, demister, misting cooling
Section, air intake and the second slurry pool, the misting cooling section are equipped with nozzle, and the first slurry pool in flue gas scrubber passes through
The injection point and serum outlet of pipeline and spray cooling tower connect, and in spray cooling tower, slurries are sprayed for mist droplet
It contacts, exchanges heat with air afterwards, the air to heat up after heat exchange is discharged, the slurry reflux to cool down after heat exchange to flue gas washing
Tower.
On the basis of said program, it is further improved or preferred scheme further includes：
The utility model device includes smoke heat replacing device, and the heat source medium being isolated is equipped in the smoke heat replacing device
Pipeline and cold medium pipeline, the entrance of the heat source medium pipeline are connect with pending flue gas delivery pipe road, heat source medium pipeline
Outlet and flue gas scrubber entrance connect；The entrance of cold medium pipeline and the exhanst gas outlet of flue gas scrubber connect, cold Jie
The outlet of matter pipeline is connect with external gas equipment or air.
The flue gas scrubber and the cycle of slurries in smoke cooling tower can be realized by three kinds of forms：
Scheme one：The nozzle of the misting cooling section is connect by being equipped with the pipeline of circulating pump with the second slurry pool, spraying
The injection point and serum outlet of cooling tower are arranged in the tower wall of the second slurry pool side.
Scheme two：The part nozzle of the misting cooling section is directly connected by the injection point of pipeline and spray cooling tower
It connects, the injection point is arranged in the tower wall above the second slurry pool, by the pipeline and the first slurry pool that are equipped with circulating pump
Connection；Other nozzles of misting cooling section are connect by being equipped with the pipeline of circulating pump with the second slurry pool；The serum outlet is set
It puts in the tower wall of the second slurry pool side, is connect by pipeline with the first slurry pool, the second slurry pool leads to the first slurry pool
Cross gravity flow balance liquid level.
Scheme three：The nozzle of the misting cooling section is directly connected to by the injection point of pipeline and spray cooling tower, institute
It states in the tower wall that injection point is arranged on above the second slurry pool, is connect by the pipeline for being equipped with circulating pump with the first slurry pool,
The serum outlet is arranged in the tower wall of the second slurry pool side, is connect by pipeline with the first slurry pool, the second slurry pool
Pass through the balance liquid level that flows automatically with the first slurry pool.
Advantageous effect：
The technical solution of the utility model compares the prior art, and flue gas washing part is washed using drop after cooling in flue gas
Wash direct heat transfer in tower, the part vaporous water of saturated steam is nucleus of condensation in desulfurizing tower using fine particulates and other pollutants
Interior to condense, the liquid water of condensation is removed by high efficiency demister, while is also stripped of part fine particulates and other dirts
Contaminate object.Spray cooling tower is contacted using droplet with air, direct evaporating-cooling, relative to other heat exchange, heat-transfer equipment, air
Hybrid technology is compared, do not need to expand chimney, can start and stop at any time, have cost of investment is low, cooling is efficient, device is reliably excellent
Point, after processing, exit gas temperature can reduce 10 DEG C~40 DEG C, and humidity of flue gas reduces 30%~90%, and white haze significantly subtracts
It is few.
Description of the drawings
Fig. 1 is the flow chart of the utility model embodiment 1；
Fig. 2 is the flow chart of the utility model embodiment 2；
Fig. 3 is the structure diagram of the utility model embodiment 1；
Fig. 4 is the structure diagram of the utility model embodiment 2；
Fig. 5 is the structure diagram of the utility model embodiment 3；
Fig. 6 is the structure diagram of the utility model embodiment 4.
Specific embodiment
In order to further elucidate the technical solution of the utility model and operation principle, below in conjunction with the accompanying drawings with specific embodiment
The utility model is described further.
Embodiment 1：
By taking limestone-gypsum method flue gas desulfurization as an example, as shown in Figure 1, a kind of method for eliminating the coloured plume of industrial smoke,
Its flow is as follows：
Outside flue gas scrubber, increase external spray cooling tower, it will（It is cold）In air and flue gas scrubber slurry pool
Slurries introduce the spray cooling tower, are small droplet by slurries injection, with introducing cooling spray tower in spray cooling tower
Air contact heat-exchanging, the air to heat up after heat exchange discharges after demisting is handled, and the slurry reflux to cool down after heat exchange to flue gas is washed
Wash tower.
System based on above-mentioned flow include flue gas scrubber 1 and spray cooling tower 2, structure as shown in figure 3,
The flue gas scrubber is equipped with exhanst gas outlet 101, demister 102, flue gas washing section 105, flue gas and enters from top to bottom
103 and first slurry pool of mouth.
The spray cooling tower 1 is equipped with air outlet slit, demister 201, misting cooling section 202, air intake from top to bottom
203 and second slurry pool, the tower wall of the second slurry pool side be equipped with injection point and serum outlet.The misting cooling
Section 202 is equipped with multiple nozzles, and the injection point and serum outlet of the second slurry pool are respectively by being equipped with the pipeline of circulating pump 205
It is connect with the first slurry pool, misting cooling Duan Ze is connect by being equipped with the pipeline of circulating pump 204 with the second slurry pool, passes through nozzle
It is mist droplet by slurries injection.The air intake 203 is connect with wind turbine, and extraneous air is blasted in spray cooling tower 2, with
The contact of slurries droplet exchanges heat, and the air to heat up after heat exchange is directly discharged to air after the processing of demister 201
In, the slurries to cool down after heat exchange are then back in flue gas scrubber 1.
In spray cooling tower 2, the slurry temperature of the second slurry pool is 25~30 DEG C, in flue gas scrubber 1, demister
The flue-gas temperature of outlet is 20~38 DEG C.
By taking a 600MW flue gas scrubber as an example, 3,200,000 m of exhaust gas volumn3/ h, former 48 DEG C of exhaust gas temperature, it has been proved by practice that
After Tthe utility model system, 30 DEG C of exhaust gas temperature ＜ after cooling, desulfurization fume exhaust saturated steam amount is reduced to from 208t/h
White haze is greatly reduced in 73t/h.
Embodiment 2：
As shown in Fig. 2, based on embodiment 1, to be further improved regulation effect, outside flue gas scrubber, it is further added by
The pending flue gas of flue gas scrubber 1 and purifying smoke to be discharged are introduced the flue gas and changed by external smoke heat replacing device 3
Thermal 3 using pending flue gas as heat source, by way of being isolated and exchanging heat, makes purifying smoke to be discharged be arrived after heating up
After 50 DEG C or more, then air is discharged into, saturated steam flue gas is made to become unsaturated flue gas, improve the range of scatter of flue gas emission,
White haze phenomenon disappears substantially.
The heat source medium pipeline being isolated is equipped with as shown in figure 4, the system based on above-mentioned flow, in smoke heat replacing device
With cold medium pipeline, the entrance 302 of the heat source medium pipeline is connect with pending flue gas delivery pipe road, heat source medium pipeline
Outlet 304 is connect with the smoke inlet of flue gas scrubber 1；The entrance 301 of cold medium pipeline and the exhanst gas outlet of flue gas scrubber 1
301 connections, the outlet 303 of cold medium pipeline is connect with air.
The setting of the spray cooling tower 2 and with the connection of flue gas scrubber with embodiment 1, in spray cooling tower 2, spraying
The nozzle of cooling section is connect by being equipped with the pipeline of circulating pump with the second slurry pool, and the injection point and slurries of spray cooling tower go out
Mouth is arranged in the tower wall of the second slurry pool side.
Embodiment 3：
As shown in figure 5, on the basis of embodiment 1, according to engineer application needs, in spray cooling tower 2, the spraying is cold
But the part nozzle of section is directly connected to by the injection point of pipeline and spray cooling tower 2, and the injection point is arranged on second
It in tower wall above slurry pool, is connect by the pipeline for being equipped with circulating pump 207 with the first slurry pool, the flow of the circulating pump meets
Serum recycle amount needed for the cooling of spray cooling tower slurries.Other nozzles of misting cooling section are by being equipped with the pipe of circulating pump 206
Road is connect with the second slurry pool, which meets the low temperature slurries amount needed for slurries in spray cooling tower.Spray cooling tower
Serum outlet is arranged in the tower wall of the second slurry pool side, is connect by pipeline with the first slurry pool, the second slurry pool and
One slurry pool passes through the balance liquid level that flows automatically.Compared to embodiment 1, this example eliminates slurries pump, and structure is simpler.
Embodiment 4：
As shown in fig. 6, on the basis of embodiment 3, according to engineer application needs, make misting cooling section entirely through pipeline
It is directly connected to the injection point of spray cooling tower, removes the interior cycle in spray cooling tower, the injection point is arranged on the
It in tower wall above two slurry pools, is connect by the pipeline for being equipped with circulating pump with the first slurry pool, the cycle pumping flue gas washing
The higher value of low temperature slurries amount and the recycle slurry liquid measure needed for spray cooling tower 2 needed for tower 1.Compared to embodiment 3, structure
It is simpler.
The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, the utility model requires protection scope is by appended claims, specification and its equivalent
It defines.
Claims (5)
1. a kind of system for eliminating the coloured plume of industrial smoke, which is characterized in that including flue gas scrubber and spray cooling tower, institute
State spray cooling tower equipped with injection point, serum outlet and the air outlet slit set from top to bottom, demister, misting cooling section,
Air intake and the second slurry pool, the misting cooling section are equipped with nozzle, and the first slurry pool in flue gas scrubber passes through pipe
The injection point and serum outlet of road and spray cooling tower connect, and in spray cooling tower, slurries are sprayed for after mist droplet
It contacts, exchanges heat with air, the air to heat up after heat exchange is discharged, the slurry reflux to cool down after heat exchange to flue gas scrubber.
2. a kind of system for eliminating the coloured plume of industrial smoke according to claim 1, which is characterized in that changed including flue gas
Thermal is equipped with the heat source medium pipeline being isolated and cold medium pipeline, the heat source medium pipe in the smoke heat replacing device
The entrance on road is connect with pending flue gas delivery pipe road, and the outlet of heat source medium pipeline and the smoke inlet of flue gas scrubber connect
It connects；The entrance of cold medium pipeline and the exhanst gas outlet of flue gas scrubber connect, the outlet of cold medium pipeline and external gas equipment
Or air connection.
A kind of 3. system for eliminating the coloured plume of industrial smoke according to claim 1 or 2, which is characterized in that the spray
The nozzle of mist cooling section is connect by being equipped with the pipeline of circulating pump with the second slurry pool, the injection point and slurries of spray cooling tower
Outlet is arranged in the tower wall of the second slurry pool side.
A kind of 4. system for eliminating the coloured plume of industrial smoke according to claim 1 or 2, which is characterized in that the spray
The part nozzle of mist cooling section is directly connected to by the injection point of pipeline and spray cooling tower, and the injection point is arranged on
In tower wall above two slurry pools, it is connect by the pipeline for being equipped with circulating pump with the first slurry pool；Other sprays of misting cooling section
Head is connect by being equipped with the pipeline of circulating pump with the second slurry pool；The serum outlet is arranged on the tower wall of the second slurry pool side
On, it is connect by pipeline with the first slurry pool, the second slurry pool and the first slurry pool pass through the balance liquid level that flows automatically.
A kind of 5. system for eliminating the coloured plume of industrial smoke according to claim 1 or 2, which is characterized in that the spray
The nozzle of mist cooling section is directly connected to by the injection point of pipeline and spray cooling tower, and the injection point is arranged on the second slurry
In tower wall above liquid pool, it is connect by the pipeline for being equipped with circulating pump with the first slurry pool, the serum outlet is arranged on second
In the tower wall of slurry pool side, it is connect by pipeline with the first slurry pool, the second slurry pool and the first slurry pool pass through Self-leveling
Weigh liquid level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721526406.9U CN207478303U (en) | 2017-11-16 | 2017-11-16 | A kind of system for eliminating the coloured plume of industrial smoke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721526406.9U CN207478303U (en) | 2017-11-16 | 2017-11-16 | A kind of system for eliminating the coloured plume of industrial smoke |
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| CN207478303U true CN207478303U (en) | 2018-06-12 |
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| CN201721526406.9U Active CN207478303U (en) | 2017-11-16 | 2017-11-16 | A kind of system for eliminating the coloured plume of industrial smoke |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107670490A (en) * | 2017-11-16 | 2018-02-09 | 江苏揽山环境科技股份有限公司 | A kind of method and system for eliminating the coloured plume of industrial smoke |
| CN109276992A (en) * | 2018-10-10 | 2019-01-29 | 上海伏波环保设备有限公司 | Desulfurizing tower smoke processing system |
| CN109276991A (en) * | 2018-10-10 | 2019-01-29 | 上海伏波环保设备有限公司 | It arranges outside tower and sprays the limestone/gypsum method desulphurization system of evaporating separation device |
| CN109331635A (en) * | 2018-11-01 | 2019-02-15 | 上海伏波环保设备有限公司 | The wet desulfurization system of included desulfurization wastewater enrichment facility |
-
2017
- 2017-11-16 CN CN201721526406.9U patent/CN207478303U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107670490A (en) * | 2017-11-16 | 2018-02-09 | 江苏揽山环境科技股份有限公司 | A kind of method and system for eliminating the coloured plume of industrial smoke |
| CN109276992A (en) * | 2018-10-10 | 2019-01-29 | 上海伏波环保设备有限公司 | Desulfurizing tower smoke processing system |
| CN109276991A (en) * | 2018-10-10 | 2019-01-29 | 上海伏波环保设备有限公司 | It arranges outside tower and sprays the limestone/gypsum method desulphurization system of evaporating separation device |
| CN109331635A (en) * | 2018-11-01 | 2019-02-15 | 上海伏波环保设备有限公司 | The wet desulfurization system of included desulfurization wastewater enrichment facility |
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