CN202953829U - Acid gas desulfurizing device - Google Patents
Acid gas desulfurizing device Download PDFInfo
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- CN202953829U CN202953829U CN 201220678649 CN201220678649U CN202953829U CN 202953829 U CN202953829 U CN 202953829U CN 201220678649 CN201220678649 CN 201220678649 CN 201220678649 U CN201220678649 U CN 201220678649U CN 202953829 U CN202953829 U CN 202953829U
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Abstract
The utility model provides an acid gas desulfurizing device. The desulfurizing device comprises a sulfur production combustion furnace 1, a first liquid sulfur condenser 2, a first-level Claus reactor 3, a second liquid sulfur condenser 4, a second-level Claus reactor 5, a third liquid sulfur condenser 6, a tail gas incinerator 7 and an ammonia water absorption tower 8. The sulfur element in an acid gas can be quickly treated in a short process through the desulfurizing device, so that sulfur resources are fully utilized, the treatment cost is lowered, and the production effectiveness of by products is high.
Description
Technical field
The utility model relates to a kind of desulfurization treatment unit, is specifically related to a kind of device of processing for desulfurization.
Background technology
China's New Coal Chemical field is on the occasion of high speed development, most Coal Chemical Industry process using gasification of coal producing synthesis gas.Organic sulfur in coal will enter synthetic gas with the form of sour gas in gasification.In the sintetics stage, elementary sulfur can make poisoning of catalyst, thereby must be removed.But, when removing element sulphur, environmental contamination reduction how, and take full advantage of the element sulphur that these are removed, this is the important technological problems that enterprise need to solve.
The ，Ru Inner Mongol, important region of New Coal Chemical Industry development, Xinjiang, Ningxia, Shaanxi, Shanxi etc., be energy output region.With regard to the sour gas resource utilization, the solid sulfur Product transport is lower than sulfate liquid Product transport cost, and the transportation handiness is good.The main flow of producing the current world of Acidic Gas Treating technique of solid sulfur is Crouse's acid gas treatment process.
In existing part coal chemical technology, sour gas tail gas after treatment is generally hydrogenating reduction, needs to introduce hydrogenation catalyst, circulation absorption and regeneration device simultaneously, and flow process is longer, and absorption agent can not be self-supporting, and plant investment and running cost are all larger.
Therefore, also need to seek at present the Acidic Gas Treating device that a kind of processing cost is lower, resource utilization is higher.
The utility model content
Therefore, the purpose of this utility model is to overcome the defect of existing Acidic Gas Treating device, provide that a kind of processing cost is lower, resource utilization is higher, the more simple treatment unit of the desulfurization for the treatment of sour gas of technique, can also producing ammonium sulfate byproduct when processing obtains solid sulfur.
The utility model provides a kind of desulfurization treatment unit of sour gas, and described desulfurization treatment unit comprises burner for producing sulfur 1, the first molten sulfur condenser 2, one-level claus reaction device 3, the second molten sulfur condenser 4, secondary claus reaction device 5, the 3rd molten sulfur condenser 6, tail gas burning furnace 7 and the ammonia absorption tower 8 connected successively by pipeline.
In the art, the claus reaction device is that its cardinal principle is to make the hydrogen sulfide incomplete combustion for carrying out the equipment of claus reaction, then the sulfurous gas that makes to generate reacts with hydrogen sulfide and generates sulphur.
According to desulfurization treatment unit of the present utility model, wherein, described burner for producing sulfur 1 is provided with the first gas inlet 9, sour gas entrance 10 and the first gas entry 11.This burner for producing sulfur is for burning coal gas and sour gas.During use, can first pass into coal gas, stationary flame after lighting a fire successfully, then replace coal gas with sour gas gradually, until coal gas exits fully.
According to desulfurization treatment unit of the present utility model, wherein, described tail gas burning furnace 7 also is provided with the second gas inlet 12 and the second gas entry 13.Described tail gas burning furnace is for tail gas and the coal gas of the treated sour gas that burns.In use, can first pass into coal gas, stationary flame after lighting a fire successfully, then replace coal gas with tail gas gradually, until coal gas exits fully, makes tail gas be fully burned simultaneously.
According to desulfurization treatment unit of the present utility model, wherein, the bottom of described the first molten sulfur condenser 2, the second molten sulfur condenser 4 and the 3rd molten sulfur condenser 6 can be respectively arranged with first molten sulfur outlet the 15, second molten sulfur outlet the 16 and the 3rd molten sulfur outlet 17.Like this, condensed liquid elemental sulfur can flow out by above-mentioned each molten sulfur outlet.
According to desulfurization treatment unit of the present utility model, wherein, described first molten sulfur outlet the 15, second molten sulfur outlet 16 all is connected with the molten sulfur junction with the 3rd molten sulfur outlet 17.Molten sulfur can first be pooled to the molten sulfur junction, then can send into the sulfur forming workshop, through degassed, granulation manufacture level solid sulfur.
According to desulfurization treatment unit of the present utility model, wherein, the bottom of described ammonia absorption tower 8 can be provided with blower fan 14, for air being blasted to the ammonia absorption tower.The tail gas of sour gas after treatment is fully burned in tail gas burning furnace, make sulfide all be converted into sulfurous gas, can generate ammonium sulphite with the ammoniacal liquor reaction response in the ammonia absorption tower, the airborne oxygen institute oxidation that the blower fan of ammonium sulfite solution at the bottom of by tower blasts, generate ammoniumsulphate soln, then can after condensing crystal, produce the solid ammonium sulfate product.
According to desulfurization treatment unit of the present utility model, wherein, the bed temperature in described one-level claus reaction device 3 and/or described secondary claus reaction device 5 can be 350 ℃.
According to desulfurization treatment unit of the present utility model, wherein, the temperature in described burner for producing sulfur 1 can be 1100 ~ 1300 ℃.
According to desulfurization treatment unit of the present utility model, wherein, the temperature in described tail gas burning furnace 7 can be 600 ~ 800 ℃.
According to desulfurization treatment unit of the present utility model, wherein, described ammonia absorption tower 8 also is provided with smoke inlet, for passing into the flue gas that comes from power plant.The coal chemical industry enterprises that power plant for self-supply is arranged for construction, owing to also containing more element sulphur in the flue gas of power plant, can or the entrance of flue gas be set separately in the entrance tap of ammonia absorption tower, can be handled together element sulphur, the use ability of device is strengthened, also reduced duplicate construction simultaneously, construction cost is reduced greatly.
Desulfurization for sour gas treatment unit of the present utility model has but is not limited to following beneficial effect:
1. by the setting of the devices such as burner for producing sulfur, two-stage claus reaction device and tail gas burning furnace, can make the element sulphur in sour gas obtain fast processing in shorter flow process, the recovery of element sulphur load can obtain an equitable breakdown in claus reaction device and ammonia absorption tower simultaneously, can guarantee the long-period stable operation of this desulfurization treatment unit.
2. this desulfurization treatment unit can substantially all be treated to the solidification state by the element sulphur in sour gas, be the products such as solid-state sulphur and ammonium sulfate, not only take full advantage of the sulphur resource, also can make great majority lower the Product transport expense in coal chemical industry enterprises from far-off regions, save processing cost.
3. the ammonia in the ammonia absorption tower can be used product or byproduct ammonia between Coal Chemical Industry on the spot, has solved the source problem that comes of the ammonia in the ammonia desulfurizing process, has reached cost-saving, the collaborative beneficial effect increased production and improved productivity.
4. this desulfurization treatment unit also is particularly suitable for the coal chemical industry enterprises of power plant for self-supply, can handle together element sulphur by pass into the mode of flue gas in the ammonia absorption tower, has reduced the construction cost for the treatment of unit, has avoided duplicate construction.
The accompanying drawing explanation
Below, describe by reference to the accompanying drawings embodiment of the present utility model in detail, wherein:
Fig. 1 shows the structural representation of desulfurization treatment unit of the present utility model.
In figure:
1. burner for producing sulfur 2. first molten sulfur condenser 3. one-level claus reaction devices
4. the second molten sulfur condenser 5. secondary claus reaction device 6. the 3rd molten sulfur condensers
7. tail gas burning furnace 8. ammonia absorption tower 9. first gas inlet 10. sour gas entrances
11. the first gas entry 12. second gas inlet 13. second gas entry 14. blower fans
Embodiment
Further illustrate the utility model below by specific embodiment, still, should be understood to, these embodiment are only used for the use specifically described more in detail, and should not be construed as for limiting in any form the utility model.
General description is carried out to the material and the test method that use in the utility model test in this part.Although, for to realize that many materials and working method that the utility model purpose is used are well known in the art, the utility model is still done to describe in detail as far as possible at this.It will be apparent to those skilled in the art that in context, if not specified, the utility model material therefor and working method are well known in the art.
Below in conjunction with accompanying drawing, embodiment of the present utility model is done to more detailed explanation.
Fig. 1 shows the structural representation of desulfurization treatment unit of the present utility model.This desulfurization treatment unit comprises burner for producing sulfur 1, the first molten sulfur condenser 2, one-level claus reaction device 3, the second molten sulfur condenser 4, secondary claus reaction device 5, the 3rd molten sulfur condenser 6, tail gas burning furnace 7 and the ammonia absorption tower 8 connected successively by pipeline.
Described burner for producing sulfur 1 is provided with the first gas inlet 9, sour gas entrance 10 and the first gas entry 11.Described tail gas burning furnace 7 also is provided with the second gas inlet 12 and the second gas entry 13.
In order to reclaim elemental sulfur, the bottom of described the first molten sulfur condenser 2, the second molten sulfur condenser 4 and the 3rd molten sulfur condenser 6 can be respectively arranged with first molten sulfur outlet the 15, second molten sulfur outlet the 16 and the 3rd molten sulfur outlet 17.Described the first molten sulfur outlet, the second molten sulfur outlet and the 3rd molten sulfur outlet all are connected with the molten sulfur junction.
The bottom of described ammonia absorption tower is provided with blower fan, for air being blasted to the ammonia absorption tower, can make ammonium sulphite fully be converted into ammonium sulfate.
When operation, can first to burner for producing sulfur 1, from the first gas entry 11, pass into coal gas, stationary flame after lighting a fire successfully, controlling temperature is 1100 ~ 1300 ℃, then progressively with sour gas, replaces coal gas, until coal gas exits fully.
This strand of high-temperature gas can preheating firsts and seconds claus reaction device and device in catalyzer, make its temperature qualified.Can make the bed temperature in one-level claus reaction device and secondary claus reaction device be controlled at 350 ℃ of left and right by first, second or the 3rd molten sulfur condenser.
Along with device is processed the increase gradually of loading, condensed liquid elemental sulfur can together be pooled to the molten sulfur junction by the outlet of the molten sulfur on each molten sulfur condenser, then can send into the sulfur forming workshop, through degassed, granulation production, obtains technical grade solid sulphur.
While using tail gas burning furnace 7, also can first pass into coal gas, stationary flame after lighting a fire successfully, controlling temperature is 600 ~ 800 ℃, the tail gas after then processing with Kraus process is gradually replaced coal gas.In tail gas burning furnace, tail gas obtains perfect combustion under the effect of coal gas and large quantity of air, and element sulphur almost all is converted into the form of sulfurous gas, then enters the ammonia absorption tower.
The ammonia absorption tower can first carry out ammonia circulation before the tail gas burning furnace igniting.In the ammonia absorption tower, sulfurous gas reacts with ammoniacal liquor and generates ammonium sulphite, ammonium sulphite by tower at the bottom of the airborne dioxygen oxidation that blasts of blower fan, generate ammonium sulfate, after concentration reaches standard, can produce solid ammonium sulfate through concentrated, crystallization.In this course, the pH of controlled circulation ammoniacal liquor and the amount of oxidation air, so that ammonia absorption tower expellant gas reaches discharging standards.
In addition, for the coal chemical industry enterprises that certainly has power plant, the flue gas of power plant can also be passed in the ammonia absorption tower through smoke inlet, in the lump element sulphur be absorbed to processing, to reduce the equipment construction expense.
In actually operating, the driving of this treatment unit can be with reference to the starting method of two-stage Cross unit and power station ammonia desulfuration equipment, first open ammonia process of desulfurization circulation, after open the two-stage Cross unit, specifically can be with reference to the working specification of corresponding this area.
Although the utility model has carried out description to a certain degree, significantly, under the condition that does not break away from spirit and scope of the present utility model, can carry out the suitable variation of each condition.Be appreciated that the utility model is not limited to described embodiment, and be attributed to the scope of claim, it comprises the replacement that is equal to of described each factor.
Claims (7)
1. the desulfurization treatment unit of a sour gas, it is characterized in that, described desulfurization treatment unit comprises burner for producing sulfur (1), the first molten sulfur condenser (2), one-level claus reaction device (3), the second molten sulfur condenser (4), secondary claus reaction device (5), the 3rd molten sulfur condenser (6), tail gas burning furnace (7) and the ammonia absorption tower (8) connected successively by pipeline.
2. desulfurization treatment unit according to claim 1, is characterized in that, described burner for producing sulfur (1) is provided with the first gas inlet (9), sour gas entrance (10) and the first gas entry (11).
3. desulfurization treatment unit according to claim 1, is characterized in that, described tail gas burning furnace (7) also is provided with the second gas inlet (12) and the second gas entry (13).
4. according to the described desulfurization treatment unit of any one in claims 1 to 3, it is characterized in that, the bottom of described the first molten sulfur condenser (2), the second molten sulfur condenser (4) and the 3rd molten sulfur condenser (6) is respectively arranged with the first molten sulfur outlet (15), the second molten sulfur outlet (16) and the 3rd molten sulfur outlet (17).
5. desulfurization treatment unit according to claim 4, is characterized in that, described the first molten sulfur outlet (15), the second molten sulfur outlet (16) export (17) with the 3rd molten sulfur and all be connected with the molten sulfur junction.
6. according to the described desulfurization treatment unit of any one in claims 1 to 3, it is characterized in that, the bottom of described ammonia absorption tower (8) is provided with blower fan (14), for air being blasted to the ammonia absorption tower.
7. according to the described desulfurization treatment unit of any one in claims 1 to 3, it is characterized in that, described ammonia absorption tower (8) also is provided with smoke inlet, for passing into the flue gas that comes from power plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220678649 CN202953829U (en) | 2012-12-11 | 2012-12-11 | Acid gas desulfurizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220678649 CN202953829U (en) | 2012-12-11 | 2012-12-11 | Acid gas desulfurizing device |
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| CN202953829U true CN202953829U (en) | 2013-05-29 |
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| CN 201220678649 Expired - Fee Related CN202953829U (en) | 2012-12-11 | 2012-12-11 | Acid gas desulfurizing device |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103418223A (en) * | 2013-07-26 | 2013-12-04 | 新汶矿业集团有限责任公司 | Comprehensive desulphurization technology in coal chemical industry |
| CN103539076A (en) * | 2013-09-30 | 2014-01-29 | 东华工程科技股份有限公司 | Claus sulfur recycling device |
| US9370745B2 (en) | 2013-04-24 | 2016-06-21 | Jiangsu New Century Jiangnan Environmental Protection Co., Ltd | Flue gas-treating method and apparatus for treating acidic tail gas by using ammonia process |
| EP3093062A4 (en) * | 2014-01-07 | 2017-03-15 | Jiangsu New Century Jiangnan Environmental Protection CO,. LTD. | Method for efficiently removing acid gas sulfide by using desulfurization technology in ammonia method |
| CN106914101A (en) * | 2017-03-23 | 2017-07-04 | 宁波中科远东催化工程技术有限公司 | A kind of sulfur method in sulfurous gas |
| CN106914100A (en) * | 2017-03-23 | 2017-07-04 | 宁波中科远东催化工程技术有限公司 | A kind of desulfurizer in sulfurous gas |
| US10016721B1 (en) | 2017-05-25 | 2018-07-10 | Jiangnan Environmental Protection Group Inc. | Ammonia-based desufurization process and apparatus |
| US10092877B1 (en) | 2017-05-25 | 2018-10-09 | Jiangnan Environmental Protection Group Inc. | Dust removal and desulfurization of FCC exhaust gas |
| US10099170B1 (en) | 2017-06-14 | 2018-10-16 | Jiangnan Environmental Protection Group Inc. | Ammonia-adding system for ammonia-based desulfurization device |
| US10112145B1 (en) | 2017-09-07 | 2018-10-30 | Jiangnan Environmental Protection Group Inc. | Method for controlling aerosol production during absorption in ammonia desulfurization |
| US20190001267A1 (en) | 2017-07-03 | 2019-01-03 | Jiangnan Environmental Protection Group Inc. | Desulfurization absorption tower |
| US10207220B2 (en) | 2017-03-15 | 2019-02-19 | Jiangnan Environmental Protection Group Inc. | Method and apparatus for removing sulfur oxides from gas |
| US10953365B2 (en) | 2018-07-20 | 2021-03-23 | Jiangnan Environmental Protection Group Inc. | Acid gas treatment |
| US11027234B2 (en) | 2018-04-13 | 2021-06-08 | Jiangnan Environmental Protection Group Inc. | Oxidization of ammonia desulfurization solution |
| US11224838B2 (en) | 2019-12-26 | 2022-01-18 | Jiangnan Environmental Protection Group Inc. | Controlling aerosol production during absorption in ammonia-based desulfurization |
-
2012
- 2012-12-11 CN CN 201220678649 patent/CN202953829U/en not_active Expired - Fee Related
Cited By (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9370745B2 (en) | 2013-04-24 | 2016-06-21 | Jiangsu New Century Jiangnan Environmental Protection Co., Ltd | Flue gas-treating method and apparatus for treating acidic tail gas by using ammonia process |
| CN103418223A (en) * | 2013-07-26 | 2013-12-04 | 新汶矿业集团有限责任公司 | Comprehensive desulphurization technology in coal chemical industry |
| CN103539076A (en) * | 2013-09-30 | 2014-01-29 | 东华工程科技股份有限公司 | Claus sulfur recycling device |
| EP3093062A4 (en) * | 2014-01-07 | 2017-03-15 | Jiangsu New Century Jiangnan Environmental Protection CO,. LTD. | Method for efficiently removing acid gas sulfide by using desulfurization technology in ammonia method |
| US10207220B2 (en) | 2017-03-15 | 2019-02-19 | Jiangnan Environmental Protection Group Inc. | Method and apparatus for removing sulfur oxides from gas |
| US10675584B2 (en) | 2017-03-15 | 2020-06-09 | Jiangnan Environmental Protection Group Inc. | Method and apparatus for removing sulfur oxides from gas |
| US10406477B2 (en) | 2017-03-15 | 2019-09-10 | Jiangnan Environmental Protection Group Inc. | Method and apparatus for removing sulfur oxides from gas |
| US10413864B2 (en) | 2017-03-15 | 2019-09-17 | Jiangnan Environmental Protection Group Inc. | Method and apparatus for removing sulfur oxides from gas |
| CN106914101A (en) * | 2017-03-23 | 2017-07-04 | 宁波中科远东催化工程技术有限公司 | A kind of sulfur method in sulfurous gas |
| CN106914100A (en) * | 2017-03-23 | 2017-07-04 | 宁波中科远东催化工程技术有限公司 | A kind of desulfurizer in sulfurous gas |
| US10471383B2 (en) | 2017-05-25 | 2019-11-12 | Jiangnan Environmental Protection Group Inc. | Dust removal and desulfurization of FCC exhaust gas |
| US10092877B1 (en) | 2017-05-25 | 2018-10-09 | Jiangnan Environmental Protection Group Inc. | Dust removal and desulfurization of FCC exhaust gas |
| US10016721B1 (en) | 2017-05-25 | 2018-07-10 | Jiangnan Environmental Protection Group Inc. | Ammonia-based desufurization process and apparatus |
| US10213739B2 (en) | 2017-05-25 | 2019-02-26 | Jiangnan Environmental Protection Group Inc. | Dust removal and desulfurization of FCC exhaust gas |
| US10343110B2 (en) | 2017-05-25 | 2019-07-09 | Jiangnan Environmental Protection Group Inc. | Dust removal and desulfurization of FCC exhaust gas |
| US10413865B2 (en) | 2017-05-25 | 2019-09-17 | Jiangnan Enviromental Protection Group Inc. | Ammonia-based desulfurization process and apparatus |
| US10561982B2 (en) | 2017-05-25 | 2020-02-18 | Jiangnan Environmental Protection Group Inc. | Ammonia-based desulfurization process and apparatus |
| US10399033B2 (en) | 2017-05-25 | 2019-09-03 | Jiangnan Environmental Protection Group Inc. | Ammonia-based desulfurization process and apparatus |
| US10406478B2 (en) | 2017-05-25 | 2019-09-10 | Jiangnan Environmental Protection Group Inc. | Ammonia-based desulfurization process and apparatus |
| US10159929B1 (en) | 2017-06-14 | 2018-12-25 | Jiangnan Environmental Protection Group Inc. | Ammonia-adding system for ammonia-based desulfurization device |
| US10583386B2 (en) | 2017-06-14 | 2020-03-10 | Jiangnan Environmental Protection Group Inc. | Ammonia-adding system for ammonia-based desulfurization device |
| US10589212B2 (en) | 2017-06-14 | 2020-03-17 | Jiangnan Environmental Protection Group Inc. | Ammonia-adding system for ammonia-based desulfurization device |
| US10099170B1 (en) | 2017-06-14 | 2018-10-16 | Jiangnan Environmental Protection Group Inc. | Ammonia-adding system for ammonia-based desulfurization device |
| US10561984B2 (en) | 2017-07-03 | 2020-02-18 | Jiangnan Environmental Protection Group Inc. | Desulfurization absorption tower |
| US20190001267A1 (en) | 2017-07-03 | 2019-01-03 | Jiangnan Environmental Protection Group Inc. | Desulfurization absorption tower |
| US10427097B2 (en) | 2017-07-03 | 2019-10-01 | Jiangnan Environmental Protection Group Inc. | Desulfurization absorption tower |
| US10556205B2 (en) | 2017-07-03 | 2020-02-11 | Jiangnan Environmental Protection Group Inc. | Desulfurization absorption tower |
| US10421040B2 (en) | 2017-07-03 | 2019-09-24 | Jiangnan Environmental Protection Group Inc. | Desulfurization absorption tower |
| US10618001B2 (en) | 2017-07-03 | 2020-04-14 | Jiangnan Environmental Protection Group Inc. | Desulfurization absorption tower |
| US10357741B2 (en) | 2017-09-07 | 2019-07-23 | Jiangnan Environmental Protection Group Inc. | Method for controlling aerosol production during absorption in ammonia desulfurization |
| US10449488B2 (en) | 2017-09-07 | 2019-10-22 | Jiangnan Environmental Protection Group Inc. | Method for controlling aerosol production during absorption in ammonia desulfurization |
| US10369517B2 (en) | 2017-09-07 | 2019-08-06 | Jiangnan Environmental Protection Group Inc. | Method for controlling aerosol production during absorption in ammonia desulfurization |
| US10112145B1 (en) | 2017-09-07 | 2018-10-30 | Jiangnan Environmental Protection Group Inc. | Method for controlling aerosol production during absorption in ammonia desulfurization |
| US11027234B2 (en) | 2018-04-13 | 2021-06-08 | Jiangnan Environmental Protection Group Inc. | Oxidization of ammonia desulfurization solution |
| US10953365B2 (en) | 2018-07-20 | 2021-03-23 | Jiangnan Environmental Protection Group Inc. | Acid gas treatment |
| US11529584B2 (en) | 2018-07-20 | 2022-12-20 | Jiangnan Environmental Protection Group Inc. | Acid gas treatment |
| US11224838B2 (en) | 2019-12-26 | 2022-01-18 | Jiangnan Environmental Protection Group Inc. | Controlling aerosol production during absorption in ammonia-based desulfurization |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20181211 |
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