CN209596910U - A kind of ammonia method desulfurizing system - Google Patents
A kind of ammonia method desulfurizing system Download PDFInfo
- Publication number
- CN209596910U CN209596910U CN201920062846.6U CN201920062846U CN209596910U CN 209596910 U CN209596910 U CN 209596910U CN 201920062846 U CN201920062846 U CN 201920062846U CN 209596910 U CN209596910 U CN 209596910U
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- China
- Prior art keywords
- desulfurizing tower
- ammonia
- spraying layer
- desulfurizing
- heating tube
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Abstract
The utility model discloses a kind of ammonia method desulfurizing systems, including desulfurizing tower, the gas inlet of the desulfurizing tower is connected by booster fan with deduster, the desulfurizing tower is provided with spraying layer in the position being located above gas inlet, the desulfurizing tower is provided with demister in the position being located above spraying layer, exhanst gas outlet is provided at the top of the desulfurizing tower, the spraying layer is connected with for ammonia device, the exhanst gas outlet is connected by conveyance conduit with chimney, the conveyance conduit includes the isolation section being connected with exhanst gas outlet, and the bringing-up section being connected with chimney.Wherein, conveyance conduit is in interior outer-cavity structure, and the heating tube between interior exocoel realizes that control, the flue gas warming temperature after can preferably controlling desulfurization, convenient for further purifying and being discharged the flue gas after desulfurization by chimney are stablized and facilitated in heating, heating.
Description
Technical field
The utility model relates to a kind of ammonia method desulfurizing systems.
Background technique
The ammonia process of desulfurization has reaction power strong (liquid solid/liquid/gas reactions, contact area is big, and desulfuration efficiency is high), flue gas condition adaptability
By force, many advantages, such as desulfurizing agent steady sources, existing ammonia desulfurizing process, flue gas enter desulfurizing tower before and discharge desulfurization
It is both needed to carry out cooling and warming temperature respectively through over-heat-exchanger after tower, although such structure can make full use of resource,
It is that heat of the flue gas heating dependent on the flue gas entered after desulfurization heats up unstable and can not control well, after influencing
Continuous flue gas emission.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of ammonia method desulfurizing system, the cigarette after desulfurization can be preferably controlled
Gas warming temperature, convenient for further purifying and being discharged the flue gas after desulfurization by chimney, heating is stablized.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions:
The gas inlet of a kind of ammonia method desulfurizing system, including desulfurizing tower, the desulfurizing tower passes through booster fan and deduster
It is connected, the desulfurizing tower is provided with spraying layer in the position being located above gas inlet, and the desulfurizing tower is on being located at spraying layer
The position of side is provided with demister, and exhanst gas outlet is provided at the top of the desulfurizing tower, and the spraying layer is connected with for ammonia device,
The exhanst gas outlet is connected by conveyance conduit with chimney, and the conveyance conduit includes the isolation section being connected with exhanst gas outlet,
And the bringing-up section being connected with chimney.
It is preferred that the bringing-up section include coaxial arrangement hollow interior heating tube and outer instlated tubular, the interior heating tube it is interior
Exocoel between chamber, interior heating tube and outer instlated tubular forms air-supply passage.
It is preferred that the interior heating tube is electric heating tube.
It is preferred that the spraying layer includes at least two layers of the spraying layer being sequentially arranged from bottom to top.
It is preferred that the desulfurization tower bottom is connected with oxidation fan.
It is preferred that the desulfurization tower bottom is communicated with clarifier-tank by recirculation pump.
It for ammonia device include ammonia storage tank and circulating pump it is preferred that described, the ammonia storage tank and clarifier-tank pass through circulating pump and spray
Drenching layer connection.
The beneficial effects of the utility model are:
The flue gas of sulfur-bearing enters desulfurizing tower after dedusting and cooling, carries out desulfurization by repeatedly spray in desulfurizing tower,
Desulfurizing tower finally is discharged by demisting, sequentially passes through the isolation section of conveyance conduit after desulfurizing tower is discharged and bringing-up section carries out flue gas
Heating, wherein conveyance conduit is in interior outer-cavity structure, and the heating tube between interior exocoel realizes that control is stablized and facilitated in heating, heating,
Flue gas warming temperature after desulfurization can preferably be controlled, convenient for further purifying side by side the flue gas after desulfurization by chimney
Out.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of ammonia method desulfurizing system of the utility model；
Fig. 2 is the cross-sectional view of the utility model conveyance conduit；
The mark meaning of attached drawing is as follows:
1: deduster；2: booster fan；3: oxidation fan；4: desulfurizing tower；5: recirculation pump；6: clarifier-tank；7: circulating pump；
8: ammonia storage tank；9: the first spraying layers；10: the second spraying layers；11: demister；12: isolation section；13: bringing-up section；131: inner cavity；
132: interior heating tube；133: exocoel；134: outer instlated tubular；14: chimney.
Specific embodiment
Technical solutions of the utility model are described in further detail with specific embodiment with reference to the accompanying drawing, so that
Those skilled in the art can better understand the utility model and can be practiced, but illustrated embodiment is not as to this reality
With novel restriction.
As shown in Figure 1, a kind of ammonia method desulfurizing system, including desulfurizing tower 4, the gas inlet of the desulfurizing tower 4 pass through pressurization
Blower 2 is connected with deduster 1, and flue gas also needs the processing that cools down before entering gas inlet, for example, realized by heat exchanger,
It is not shown in Fig. 1.Zoneofoxidation is formed on 4 bottom of desulfurizing tower, and blender can be set and be stirred, and connects in 4 bottom of desulfurizing tower
There is oxidation fan 3 to provide oxidation air.
The desulfurizing tower 4 is provided with spraying layer in the position being located above gas inlet, and spraying layer forms uptake zone, generally
, spraying layer includes at least two layers of the spraying layer being sequentially arranged from bottom to top, for example, being provided with the first spraying layer 9 and in Fig. 1
The multiple spraying layers such as two spraying layers 10.Each spraying layer is connected with for ammonia device, real using ammonia storage tank 8 and circulating pump 7 for ammonia device
It is existing.
The desulfurizing tower 4 is provided with demister 11 in the position being located above spraying layer, can be electric demister, de-
The top of sulphur tower 4 is provided with exhanst gas outlet, and exhanst gas outlet is connected by conveyance conduit with chimney 14, wherein the conveying
Pipeline includes the isolation section 12 being connected with exhanst gas outlet, and the bringing-up section 13 being connected with chimney 14, and isolation section 12 is using heat-insulated
Material realizes there is the length of setting.
As shown in Fig. 2, the bringing-up section 13 include coaxial arrangement hollow interior heating tube 132 and outer instlated tubular 134, outside every
Heat pipe 134 can use thermal insulation layer, between the inner cavity 131 of the interior heating tube 132, interior heating tube 132 and outer instlated tubular 134
Exocoel 133 forms air-supply passage, and support component can be set between interior heating tube 132 and outer instlated tubular 134.
It is preferred that the interior heating tube 132 is electric heating tube, for example, can be spirally wound on interior conduit using heater strip,
Or electric boiling plate composition pipe-like is directlyed adopt, the heating temperature that the internal heating tube 132 of control device also can be set carries out
Setting, may be implemented accurately to heat.
It is preferred that 4 bottom of desulfurizing tower is communicated with clarifier-tank 6 by recirculation pump 5, wherein the ammonia storage tank 8 and clarifier-tank 6
It is connected to by circulating pump 7 with spraying layer, realizes waste liquid recycling.
The flue gas of sulfur-bearing enters desulfurizing tower 4 after dedusting and cooling, is taken off in desulfurizing tower 4 by repeatedly spray
Sulphur is finally discharged desulfurizing tower 4 by demisting, the isolation section 12 and bringing-up section 13 of conveyance conduit is sequentially passed through after discharge desulfurizing tower 4
Flue gas is heated, wherein conveyance conduit is in interior outer-cavity structure, and the heating tube between interior exocoel realizes that heating, heating are stablized
And facilitate control, the flue gas warming temperature after can preferably controlling desulfurization, convenient for the flue gas after desulfurization is passed through chimney into one
Step is purified and is discharged.
The above is only the preferred embodiments of the utility model, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure made based on the specification and figures of the utility model perhaps equivalent process transformation or directly or indirectly fortune
Used in other related technical areas, it is also included in the patent protection scope of the utility model.
Claims (7)
1. a kind of ammonia method desulfurizing system, including desulfurizing tower (4), the gas inlet of the desulfurizing tower (4) by booster fan (2) with
Deduster (1) is connected, and the desulfurizing tower (4) is provided with spraying layer, the desulfurizing tower (4) in the position being located above gas inlet
It is provided with demister (11) in the position being located above spraying layer, is provided with exhanst gas outlet at the top of the desulfurizing tower (4), it is described
Spraying layer is connected with for ammonia device, which is characterized in that the exhanst gas outlet is connected by conveyance conduit with chimney (14), described
Conveyance conduit includes the isolation section (12) being connected with exhanst gas outlet, and the bringing-up section (13) being connected with chimney (14).
2. a kind of ammonia method desulfurizing system according to claim 1, which is characterized in that the bringing-up section (13) includes coaxially setting
The hollow interior heating tube (132) set and outer instlated tubular (134), the inner cavity (131) of the interior heating tube (132), interior heating tube
(132) exocoel (133) between outer instlated tubular (134) forms air-supply passage.
3. a kind of ammonia method desulfurizing system according to claim 2, which is characterized in that the interior heating tube (132) is that electricity adds
Heat pipe.
4. a kind of ammonia method desulfurizing system according to claim 1, which is characterized in that the spraying layer includes suitable from bottom to top
At least two layers of spraying layer of secondary setting.
5. a kind of ammonia method desulfurizing system according to claim 4, which is characterized in that desulfurizing tower (4) bottom is connected with
Oxidation fan (3).
6. a kind of ammonia method desulfurizing system according to claim 5, which is characterized in that desulfurizing tower (4) bottom is by again
Circulating pump (5) is communicated with clarifier-tank (6).
7. a kind of ammonia method desulfurizing system according to claim 6, which is characterized in that described for ammonia device includes ammonia storage tank
(8) it is connected to by circulating pump (7) with spraying layer with circulating pump (7), the ammonia storage tank (8) and clarifier-tank (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920062846.6U CN209596910U (en) | 2019-01-15 | 2019-01-15 | A kind of ammonia method desulfurizing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920062846.6U CN209596910U (en) | 2019-01-15 | 2019-01-15 | A kind of ammonia method desulfurizing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209596910U true CN209596910U (en) | 2019-11-08 |
Family
ID=68399342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920062846.6U Expired - Fee Related CN209596910U (en) | 2019-01-15 | 2019-01-15 | A kind of ammonia method desulfurizing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209596910U (en) |
-
2019
- 2019-01-15 CN CN201920062846.6U patent/CN209596910U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191108 Termination date: 20220115 |