CN204026697U - With the wet method relieving haperacidity waste gas of incineration recovery system of deashing device - Google Patents
With the wet method relieving haperacidity waste gas of incineration recovery system of deashing device Download PDFInfo
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- CN204026697U CN204026697U CN201420417485.XU CN201420417485U CN204026697U CN 204026697 U CN204026697 U CN 204026697U CN 201420417485 U CN201420417485 U CN 201420417485U CN 204026697 U CN204026697 U CN 204026697U
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- converter
- wet method
- deashing device
- recovery system
- heat boiler
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Abstract
The utility model discloses a kind of wet method relieving haperacidity waste gas of incineration recovery system with deashing device, it comprises incinerator (1), the waste heat boiler (2) be connected with incinerator (1), the SO be connected with waste heat boiler (2)
2converter (3), with SO
2the WSA condenser (4) that converter (3) is connected; Waste heat boiler (2), SO
2converter (3) and WSA condenser (4) bottom are equipped with cleaning door.This system structure design is reasonable, can regularly ash discharge, waste heat boiler, SO
2converter and WSA condenser are all with deashing device, can greatly reduce parking deashing number of times, reduce and overhaul down time, improve heat transfer effect, and can reduce the discharge capacity of ash content in discharge flue gas, realize the target of energy-conserving and environment-protective.
Description
Technical field
The utility model relates to a kind of wet method acid making system being applied to chemical industry field of Environment Protection, is specifically related to a kind of wet method relieving haperacidity waste gas of incineration recovery system with deashing device.
Background technology
In the enterprises such as viscose rayon, petroleum refining, natural gas production, the compound of sulphur is in chemical process, conversion and extractive process, and the regarding businesses of process sulfur-bearing raw material, can produce hydrogen sulfide containing sour gas.Hydrogen sulfide gas is poisonous, and inflammable and explosive, can not directly discharge, discharging standards the highest permission concentration of emission 10mg/m
3.Therefore, reclaiming hydrogen sulfide gas, is the requirement of environmental protection, is also the needs of the utilization of resources.Wet method acid-making process is that unstripped gas is burnt into SO
2, SO
2humid gas enters SO through cooling
2converter generates SO
3, SO
3enter condenser with steam and be directly condensed into acid at relatively high temperatures.This technological process is simple, and efficiency is high, and only shortcoming is that fuel gas ash content is large, affects waste heat boiler, SO
2the heat transfer effect of converter and WSA condenser, and containing a large amount of dust in heat exchanger flue gas, and dust is thin, easily dust stratification on boiler heating surface, affect the heat-transfer effect of heat exchanger heating surface, cause heat exchanger to exert oneself reduction, therefore to resolve heat exchanger fouling of heating surface problem be heat exchanger is substantially the most also the problem that must solve.
Summary of the invention
Utility model object: the purpose of this utility model overcomes the deficiencies in the prior art, provides a kind of wet method sulphuric acid plant of novel environment friendly, and this wet method sulphuric acid plant can not only carry out waste gas relieving haperacidity and Waste Heat Reuse, effectively can also reduce the discharge capacity of ash content in flue gas.
Technical scheme: in order to realize above object, the technical scheme that the utility model is taked is:
With a wet method relieving haperacidity waste gas of incineration recovery system for deashing device, it comprises incinerator, the waste heat boiler be connected with incinerator, the SO be connected with waste heat boiler
2converter and and SO
2the WSA condenser that converter is connected;
Described waste heat boiler, SO
2cleaning door is equipped with bottom converter and WSA condenser.
Preferably, the wet method relieving haperacidity waste gas of incineration recovery system of above-described band deashing device, is provided with cleaning door bottom described incinerator.
Preferably, the wet method relieving haperacidity waste gas of incineration recovery system of above band deashing device, described incinerator is connected with hot air blowers.
The wet method relieving haperacidity waste gas of incineration recovery system of the band deashing device that the utility model provides, comprises incinerator, and acid waste gas, fuel and combustion air etc. enter waste heat boiler after incinerator burns, and reclaims heat producing steam, SO
2gas enters SO
2converter generates SO
3gas, SO
3gas enters WSA condenser and produces sulfuric acid, and gas discharging up to standard is to chimney.This incinerator system can regularly ash discharge, waste heat boiler, SO
2converter and WSA condenser are equipped with cleaning door, and cleaning door is provided with deashing device.This heating furnace device can greatly reduce parking deashing number of times, reduces and overhauls down time, improves heat transfer effect, and can reduce the discharge capacity of ash content in discharge flue gas, realizes the target of energy-conserving and environment-protective.
Preferably, the wet method relieving haperacidity waste gas of incineration recovery system of above-described band deashing device, wherein waste heat boiler, SO
2converter and WSA condenser are all with deashing device.
The wet method relieving haperacidity waste gas of incineration recovery system of the band deashing device that the utility model provides, the unstripped gas containing hydrogen sulfide, carbon dioxide or organosulfur compound burns in incinerator, makes convert sulfur compounds become SO
2.Plant air needed for burning is provided by hot air blowers, and the air capacity of joining is burnt completely by hydrogen sulfide containing sour gas and generated SO
2and determine.
Incinerator is connected with waste heat boiler, reclaims as a vapor and burns heat, cool fuel gas temperature simultaneously.Waste heat boiler is provided with ash bin, can periodic cleaning ash bin, and the cleaning of ash content can improve heat transfer effect.After burning, cooling, will containing SO
2and SO
3process gas enter SO
2converter.At SO
2converter internal oxidition generates SO
3, conversion reaction is exothermic reaction, and declines with the rising reaction speed of temperature.Cooler is provided with, while guaranteeing that the process gas of downstream bed import has optimum operating temperature between two catalytic bed.And at SO
2reactor bottom arranges ash discharging hole, facilitating deashing, improving heat transfer effect simultaneously when overhauling.
WSA condensed system device, process gas cooler gas out flows from bottom to top in condenser tube, by the Air flow outside pipe, in WSA condenser, is condensed into acid.In order to improve heat transfer effect, ash discharging hole being set bottom WSA condenser, facilitating deashing when overhauling.
The wet method relieving haperacidity waste gas of incineration recovery system of band deashing device of the present utility model, the fuel of employing can be gaseous fuel (as natural gas), also can be liquid fuel (light oil, residual oil etc.).
Beneficial effect: compared to the prior art the wet method relieving haperacidity waste gas of incineration recovery system of band deashing device of the present utility model has the following advantages:
The wet method relieving haperacidity waste gas of incineration recovery system of the band deashing device that the utility model provides, reasonable in design, can regularly ash discharge, waste heat boiler, SO
2converter and WSA condenser are all with deashing device, can greatly reduce parking deashing number of times, reduce and overhaul down time, improve heat transfer effect.
And the heat byproduct steam can effectively recycled in discharge flue gas, reduce exhaust gas temperature, reducing exhaust gas heat loss becomes estranged to the thermal pollution of environment, improve the heat utilization rate of fuel, saving fuel, simultaneously by reducing the method for ignition temperature and control oxygen concentration, effectively can reduce the discharge capacity of ash content in discharge flue gas, alleviate the pollution to surrounding environment, realize the target of energy-conserving and environment-protective.
Accompanying drawing explanation
The schematic diagram of the wet method relieving haperacidity waste gas of incineration recovery system of the band deashing device that Fig. 1 provides for the utility model.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the utility model further, these embodiments should be understood and be only not used in restriction scope of the present utility model for illustration of the utility model, after having read the utility model, the amendment of those skilled in the art to the various equivalent form of value of the present utility model has all fallen within the application's claims limited range.
As shown in Figure 1, a kind of wet method relieving haperacidity waste gas of incineration recovery system with deashing device, it is characterized in that, it comprises incinerator (1), the waste heat boiler (2) be connected with incinerator (1), the SO be connected with waste heat boiler (2)
2converter (3) and and SO
2the WSA condenser (4) that converter (3) is connected;
Described waste heat boiler (2), SO
2converter (3) and WSA condenser (4) bottom are equipped with cleaning door.
The wet method relieving haperacidity waste gas of incineration recovery system of above-described band deashing device, described incinerator (1) bottom is provided with cleaning door.
The wet method relieving haperacidity waste gas of incineration recovery system of above-described band deashing device, described incinerator (1) is connected with hot air blowers.
The above is only preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. the wet method relieving haperacidity waste gas of incineration recovery system with deashing device, it is characterized in that, it comprises incinerator (1), the waste heat boiler (2) be connected with incinerator (1), the SO be connected with waste heat boiler (2)
2converter (3) and and SO
2the WSA condenser (4) that converter (3) is connected;
Described waste heat boiler (2), SO
2converter (3) and WSA condenser (4) bottom are equipped with cleaning door.
2. the wet method relieving haperacidity waste gas of incineration recovery system of band deashing device according to claim 1, is characterized in that, described incinerator (1) bottom is provided with cleaning door.
3. the wet method relieving haperacidity waste gas of incineration recovery system of band deashing device according to claim 1 and 2, is characterized in that, described incinerator (1) is connected with hot air blowers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417485.XU CN204026697U (en) | 2014-07-28 | 2014-07-28 | With the wet method relieving haperacidity waste gas of incineration recovery system of deashing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420417485.XU CN204026697U (en) | 2014-07-28 | 2014-07-28 | With the wet method relieving haperacidity waste gas of incineration recovery system of deashing device |
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| Publication Number | Publication Date |
|---|---|
| CN204026697U true CN204026697U (en) | 2014-12-17 |
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ID=52066551
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420417485.XU Active CN204026697U (en) | 2014-07-28 | 2014-07-28 | With the wet method relieving haperacidity waste gas of incineration recovery system of deashing device |
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| Country | Link |
|---|---|
| CN (1) | CN204026697U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110327849A (en) * | 2019-08-13 | 2019-10-15 | 阳煤丰喜肥业（集团）有限责任公司 | A kind of transformation catalyst elevated temperature cure system |
-
2014
- 2014-07-28 CN CN201420417485.XU patent/CN204026697U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110327849A (en) * | 2019-08-13 | 2019-10-15 | 阳煤丰喜肥业（集团）有限责任公司 | A kind of transformation catalyst elevated temperature cure system |
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| GR01 | Patent grant |