CN203043839U - Flue-gas integrated treating device - Google Patents
Flue-gas integrated treating device Download PDFInfo
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- CN203043839U CN203043839U CN 201220657694 CN201220657694U CN203043839U CN 203043839 U CN203043839 U CN 203043839U CN 201220657694 CN201220657694 CN 201220657694 CN 201220657694 U CN201220657694 U CN 201220657694U CN 203043839 U CN203043839 U CN 203043839U
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- pipeline
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- tubular reactor
- ash
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Abstract
The utility model relates to a flue-gas integrated treating device which is characterized by comprising a tubular reactor arranged vertically, wherein the flue gas inlet of the tubular reactor is connected with the discharge flue of a boiler; the top outlet of the tubular reactor is connected to an ash hopper which is arranged on a support; a dust remover is arranged in the dust hopper; a circulation pipeline and an output pipeline are arranged below the ash hopper, and a rotary valve is arranged on each of the two pipelines; the output end of the circulating pipeline is connected to a coal ash buffer tank; the bottom of the coal ash buffer tank is connected to a mixed humidifier through a pipeline and a pipeline connected to a water source is arranged on the mixed humidifier; the output end of the mixed humidifier is communicated with the internal lower part of the tubular reactor through a pipeline; the output end of the output pipeline under the ash hopper is connected to a screw conveyor; and the output end of the screw conveyor is connected to an airtight tank car. The flue-gas integrated treating device achieves the purposes of sulfur fixation and desulfurization by solidifying sulfur dioxide into coal ash by full utilizing active materials in coal ash left after combustion of pulverized coal; and the device is high in integration level and economical efficiency, and thus can be widely applied to the flue gas treatment process.
Description
Technical field
The utility model relates to a kind of flue gas processing equipment of boiler, particularly about a kind of flue gas dry-type desulfurization, dedusting, storage ash integrated treatment unit.
Background technology
All there are ripe self-contained unit in dry method dust, semi-dry desulphurization, storage ash at present, and the combined unit that also has some dust-removal and desulfurizings or dedusting storage ash, but dry type desulfurizing, dedusting, storage ash integrated apparatus are not arranged as yet, especially be applied to this kind device in industry coal-boiler field.And the corresponding self-contained unit that exists at present, its Processes and apparatus is loaded down with trivial details, floor space is big, less economical, therefore, studies a kind of desulfurization, dedusting, the integrated device of storage ash, can further improve economy, and is conducive to protect environment.
Summary of the invention
At the problems referred to above, the purpose of this utility model provides a kind of desulfuration efficiency height, functional integration height, and floor space is little, the flue gas dry-type desulfurization that operating cost is low, dedusting, storage ash integrated treatment unit.
For achieving the above object, the utility model is taked following technical scheme: a kind of flue gas integrated treatment unit, it is characterized in that: it comprises vertically disposed tubular reactor, the smoke inlet of described tubular reactor connects the smokejack of boiler, the top exit of described tubular reactor connects the ash bucket that is arranged on the support, be provided with deduster in the described ash bucket, described ash bucket below is provided with a circulating line and an output channel, be provided with the single-revolution valve on described circulating line and the output channel, the output of described circulating line connects coal dust ash surge tank, the bottom of described coal dust ash surge tank connects hybrid humidifier by pipeline, and described hybrid humidifier is provided with the pipeline at a connection water source; The output of described hybrid humidifier is communicated with the interior bottom of described tubular reactor by pipeline; The output of the described output channel of described ash bucket below connects auger conveyor, and the output of described auger conveyor connects airtight tank car.
The outer wall of described coal dust ash surge tank circumferentially is provided with LOAD CELLS, and described LOAD CELLS is fixed on the support.
Also be provided with the pipeline of a connection doser on the described hybrid humidifier, the top of described doser connects the desulfurizing agent storage tank, store desulfurizer powder in the described desulfurizing agent storage tank, the outer wall of described desulfurizing agent storage tank circumferentially is provided with LOAD CELLS, and described LOAD CELLS is fixed on the support.
The described deduster that arranges in the described ash bucket is cyclone dust collectors and sack cleaner.
The utility model is owing to take above technical scheme, it has the following advantages: 1, the utility model tubular reactor vertically arranges, its smoke inlet connects the smokejack of boiler, and top exit connects ash bucket, is disposed with cyclone dust collectors and sack cleaner in the ash bucket; Therefore, the flyash that flue gas obtains can be collected into ash bucket behind cyclone dust collectors and sack cleaner double-filtration, dustless gas enters atmosphere.2, the utility model ash bucket bottom connects coal dust ash surge tank by circulating line, the outer LOAD CELLS that circumferentially is provided with of coal dust ash surge tank, by LOAD CELLS weighing in real time coal dust ash surge tank and fall into the weight of flyash wherein, can prevent from lacking powder or full powder in the coal dust ash surge tank.3, coal dust ash surge tank of the present utility model connects hybrid humidifier by pipeline, also connects inlet channel on the hybrid humidifier, and the coal dust ash is sent into tubular reactor again behind the humidification by mixing of gas in hybrid humidifier; Therefore, the calcium activated that contains in the flyash behind the humidification by mixing of gas can react the generation solid salt with the sulfur dioxide that contains in the boiler smoke in the tubular reactor, reaches the purpose of solid sulphur desulfurization.4, also be provided with the pipeline of a connection doser on the coal dust ash surge tank of the present utility model, the doser top connects a desulfurizing agent storage tank, store desulfurizer powder in the desulfurizing agent storage tank, therefore, when calcium activated content in the flyash is low when causing desulfurized effect undesirable, the desulfurizer powder that stores in the desulfurizing agent storage tank can be sent in the hybrid humidifier through doser, desulfurizing agent is the high concentration active material, can strengthen desulfurized effect greatly.5, the utility model ash bucket bottom also arranges output channel, and the flyash in the ash bucket enters auger conveyor through output channel, by auger conveyor flyash is entered in the airtight tank car, and whole process does not have dust and reveals.The utility model apparatus structure arranges ingenious, easy to operate, take full advantage of the active material in the flyash behind the coal dust firing, by the time of contact of ciculation fluidized increase flyash and flue gas, under uniform temperature and damp condition, sulfur dioxide is cured in the flyash, thereby reaches the purpose of solid sulphur desulfurization; Simultaneously dust removal combined, store up grey function, the functional integration height, floor space is little, operating cost is low, the economy height can not cause environmental pollution, can be widely used in the flue gas processing procedure.
Description of drawings
Fig. 1 is the utility model structural representation
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
As shown in Figure 1, the utility model comprises vertically disposed tubular reactor 1, the smoke inlet 2 of tubular reactor 1 connects the smokejack of boiler, the top exit of tubular reactor 1 connects the ash bucket 3 that is arranged on the support, be disposed with cyclone dust collectors 4 and sack cleaner 5 in the ash bucket 3, ash bucket 3 belows are provided with a circulating line 6 and an output channel 7, be provided with single-revolution valve 8 on circulating line 6 and the output channel 7, the output of circulating line 6 connects coal dust ash surge tank 9, the outer wall of coal dust ash surge tank 9 circumferentially is provided with LOAD CELLS 10, LOAD CELLS 10 is fixed on (not shown) on the support, the bottom of coal dust ash surge tank 9 connects hybrid humidifier 11 by pipeline, hybrid humidifier 11 is provided with the pipeline 12 at a connection water source, also be provided with the pipeline of a connection doser 13 on the hybrid humidifier 11, doser 13 tops connect a desulfurizing agent storage tank 14, store desulfurizer powder in the desulfurizing agent storage tank 14, the outer wall of desulfurizing agent storage tank 14 circumferentially also is provided with LOAD CELLS 10, and LOAD CELLS 10 is fixed on (not shown) on the support.The output of hybrid humidifier 11 is by the interior bottom of pipeline communicating pipe reactor 1.The output of the output channel 7 of ash bucket 3 belows connects auger conveyor 15, and the output of auger conveyor 15 connects airtight tank car (not shown).
The cardinal principle of the utility model processing method is: utilize the calcium activated that flyash contains in the flue gas, by the time of contact of ciculation fluidized increase flyash and flue gas, under uniform temperature and damp condition, sulfur dioxide is cured in the flyash, thereby reaches the purpose of solid sulphur desulfurization; When calcium activated content in the flyash is low when causing desulfurized effect undesirable, can add a certain amount of desulfurizing agent, improve desulfuration efficiency; Simultaneously dust removal combined, store up grey function, the functional integration height, floor space is little, operating cost is low.Concrete operation method of the present utility model may further comprise the steps:
1) boiler smoke that contains pollutants such as a large amount of dust and sulfur dioxide before purifying enters vertically disposed tubular reactor 1 through smokejack, behind cyclone dust collectors 4 and sack cleaner 5 double-filtrations, obtain flyash, flyash is collected into ash bucket 3, and the dustless gas after the purification is discharged.
2) revolving valve 8 on the ON cycle pipeline 6, flyash in the ash bucket 3 is sent into coal dust ash surge tank 9 through circulating line 6, the coal dust ash surge tank 9 outer LOAD CELLSs 10 that circumferentially arrange, the coal dust of weighing in real time ash surge tank 9 reaches the wherein weight of flyash, can prevent from lacking powder or full powder in the coal dust ash surge tank 9.
3) flyash in the coal dust ash surge tank 9, and clean water enters hybrid humidifier 11, and the flyash behind hybrid humidifier 11 humidification by mixing of gas is sent into tubular reactor 1 again; The calcium activated that contains in the sulfur dioxide that in the boiler smoke that smokejack enters, contains in the tubular reactor 1 and the flyash behind the humidification by mixing of gas, under suitable temperature and humidity condition, react the generation solid salt, sulfur dioxide is cured in the flyash, thereby reaches the purpose of solid sulphur desulfurization.Flyash follows flue gas to send into again in the ash bucket 3, and is ciculation fluidized again by circulating line 6, by the time of contact of ciculation fluidized increase flyash and flue gas.
4) in the step 3), when calcium activated content in the flyash is low when causing desulfurized effect undesirable, the desulfurizer powder that stores in the desulfurizing agent storage tank 14 can be sent in the hybrid humidifier 11 through doser 13, desulfurizing agent is the high concentration active material, can strengthen desulfurized effect greatly.
When 5) the too much or most flyash of flyash that accumulate in the ash bucket 3 have reacted and have finished, open the revolving valve 8 on the output channel 7, flyash in the ash bucket 3 enters auger conveyor 15 through output channel 7, by auger conveyor 15 flyash is entered in the airtight tank car, whole process does not have dust and reveals.
The various embodiments described above only are used for explanation the utility model; wherein the structure of each parts, connected mode etc. all can change to some extent; every equivalents and improvement of carrying out on the basis of technical solutions of the utility model all should do not got rid of outside protection domain of the present utility model.
Claims (5)
1. flue gas integrated treatment unit, it is characterized in that: it comprises vertically disposed tubular reactor, the smoke inlet of described tubular reactor connects the smokejack of boiler, the top exit of described tubular reactor connects the ash bucket that is arranged on the support, be provided with deduster in the described ash bucket, described ash bucket below is provided with a circulating line and an output channel, be provided with the single-revolution valve on described circulating line and the output channel, the output of described circulating line connects coal dust ash surge tank, the bottom of described coal dust ash surge tank connects hybrid humidifier by pipeline, and described hybrid humidifier is provided with the pipeline at a connection water source; The output of described hybrid humidifier is communicated with the interior bottom of described tubular reactor by pipeline; The output of the described output channel of described ash bucket below connects auger conveyor, and the output of described auger conveyor connects airtight tank car.
2. a kind of flue gas integrated treatment unit as claimed in claim 1 is characterized in that: the outer wall of described coal dust ash surge tank circumferentially is provided with LOAD CELLS, and described LOAD CELLS is fixed on the support.
3. a kind of flue gas integrated treatment unit as claimed in claim 1, it is characterized in that: the pipeline that also is provided with a connection doser on the described hybrid humidifier, the top of described doser connects the desulfurizing agent storage tank, store desulfurizer powder in the described desulfurizing agent storage tank, the outer wall of described desulfurizing agent storage tank circumferentially is provided with LOAD CELLS, and described LOAD CELLS is fixed on the support.
4. a kind of flue gas integrated treatment unit as claimed in claim 2, it is characterized in that: the pipeline that also is provided with a connection doser on the described hybrid humidifier, the top of described doser connects the desulfurizing agent storage tank, store desulfurizer powder in the described desulfurizing agent storage tank, the outer wall of described desulfurizing agent storage tank circumferentially is provided with LOAD CELLS, and described LOAD CELLS is fixed on the support.
5. as claim 1 or 2 or 3 or 4 described a kind of flue gas integrated treatment units, it is characterized in that: the described deduster that arranges in the described ash bucket is cyclone dust collectors and sack cleaner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220657694 CN203043839U (en) | 2012-12-03 | 2012-12-03 | Flue-gas integrated treating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220657694 CN203043839U (en) | 2012-12-03 | 2012-12-03 | Flue-gas integrated treating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203043839U true CN203043839U (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220657694 Expired - Lifetime CN203043839U (en) | 2012-12-03 | 2012-12-03 | Flue-gas integrated treating device |
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| Country | Link |
|---|---|
| CN (1) | CN203043839U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102989309A (en) * | 2012-12-03 | 2013-03-27 | 煤炭科学研究总院 | Integrated smoke treatment device and treatment method thereof |
-
2012
- 2012-12-03 CN CN 201220657694 patent/CN203043839U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102989309A (en) * | 2012-12-03 | 2013-03-27 | 煤炭科学研究总院 | Integrated smoke treatment device and treatment method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA COAL RESEARCH INSTITUTE CO., LTD. Free format text: FORMER OWNER: COAL GENERAL ACADEMY Effective date: 20140825 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140825 Address after: 100013 Chaoyang District, Hepingli Youth Ditch Road, No. 5, No. Patentee after: CCTEG CHINA COAL Research Institute Address before: 100013 Chaoyang District, Hepingli Youth Ditch Road, No. 5, No. Patentee before: CHINA COAL Research Institute |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20170206 Address after: Beijing Caiyu Economic Development Zone 102606 Beijing city Daxing District Long Yu Caiyu Town Street No. 5 Patentee after: CHINA COAL RESEARCH INSTITUTE (CCRI) ENERGY SAVING TECHNOLOGY CO.,LTD. Address before: 100013 Chaoyang District, Hepingli Youth Ditch Road, No. 5, No. Patentee before: CCTEG CHINA COAL Research Institute |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 102606 No.5, Yulong Street, Caiyu Economic Development Zone, Caiyu Town, Daxing District, Beijing Patentee after: Beijing Tiandi Sunac Technology Co.,Ltd. Address before: 102606 No.5, Yulong Street, Caiyu Economic Development Zone, Caiyu Town, Daxing District, Beijing Patentee before: CHINA COAL RESEARCH INSTITUTE (CCRI) ENERGY SAVING TECHNOLOGY CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130710 |
|
| CX01 | Expiry of patent term |