CN206823460U - Carbon workshop system for desulfuration and denitration - Google Patents
Carbon workshop system for desulfuration and denitration Download PDFInfo
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- CN206823460U CN206823460U CN201720704906.0U CN201720704906U CN206823460U CN 206823460 U CN206823460 U CN 206823460U CN 201720704906 U CN201720704906 U CN 201720704906U CN 206823460 U CN206823460 U CN 206823460U
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Abstract
The application is related to a kind of carbon element of graphite workshop calcining flue gas desulfurization and denitrification system, more particularly to a kind of carbon workshop system for desulfuration and denitration；It includes dust shield, pyrolysis furnace, GGH, SCR denitration reactor and desulfurizing tower；GGH includes heat exchanger tube import and export and two sets of tracheae import and exports；The port of export of dust shield is connected to the arrival end of pyrolysis furnace by flue.Due to implementing above-mentioned technical proposal, the application absorbs the exhaust gas dust in carbon element of graphite workshop by dust shield；Tar in flue gas is decomposed by pyrolysis furnace, solves the problems, such as flue gas blocking channel；The high-temperature gas that pyrolysis furnace is discharged is cooled to meet the entrance temperature of SCR denitration reactor by GGH, and the heat exchanging liquid transferred heat in GGH, this partial heat is used further to the heating of desulfurizing tower discharge cryogenic gas so that its rising is discharged by heat exchanging liquid, desulphurization denitration effectively is carried out to carbon element of graphite workshop calcining flue gas, and reasonable energy utilization, reduce consumption.
Description
Technical field
The application is related to a kind of carbon element of graphite workshop calcining flue gas desulfurization and denitrification system, more particularly to a kind of carbon workshop takes off
Sulphur denitrating system.
Background technology
Desulphurization denitration measure is not taken in current domestic carbon workshop substantially, though take water curtain alkali lye dust-removal and desulfurizing,
The corresponding intruments such as dry desulfurization, semi-dry desulphurization, mark row's standard can not be reached；Its reason is caused by carbon calcining workshop
Contain substantial amounts of tar in flue gas, tar both insoluble in acid or was not dissolved in alkali, and particle is small under high temperature action, small under cold service
Grain aggregation forms bulky grain, is adhered in desulphurization plant and blocks exhaust gases passes, has a strong impact on smoke desulfurization efficiency.
The content of the invention
The purpose of the application is to propose that a kind of carbon workshop desulfurization for improving denitrification efficiency, reducing energy resource consumption takes off
Nitre system.
What the application was realized in：Carbon workshop system for desulfuration and denitration, it includes dust shield, pyrolysis furnace, GGH, SCR take off
Nitre reactor and desulfurizing tower；GGH includes heat exchanger tube import and export and two sets of tracheae import and exports；The port of export of dust shield passes through flue
The arrival end of pyrolysis furnace is connected to, the port of export of pyrolysis furnace is connected to the wherein a set of tracheal entrances of GGH, corresponding gas by flue
Pipe exports the arrival end that SCR denitration reactor is connected to by flue, and the port of export of SCR denitration reactor is connected to by flue
The arrival end of desulfurizing tower, the port of export of desulfurizing tower are connected to the another set of tracheal entrances of GGH, corresponding tracheae outlet peace by flue
Equipped with chimney.
Further, the upper two sets of tracheae import and exports of GGH are High Temperature Gas entrance, High Temperature Gas outlet, low temperature gas entrance, low temperature
Gas exports；High Temperature Gas entrance is connected with the port of export of pyrolysis furnace by flue, High Temperature Gas outlet and the entrance of SCR denitration reactor
End is connected by flue, and low temperature gas entrance is connected with the port of export of desulfurizing tower by flue, and the outlet of low temperature gas is provided with chimney.
Further, heat exchanger tube import is connected with water pump by pipeline, and heat transfer tube outlet is connected with warming sheet by pipeline,
Warming sheet is connected to form circulation with water pump by the heat exchange pipeline in pipeline and GGH.
Further, once air-introduced machine is installed between the port of export of dust shield and the arrival end of pyrolysis furnace on flue.
Further, deduster is installed on the flue of the inlet end piece of the port of export of SCR denitration reactor and desulfurizing tower
Or/and secondary air-introduced machine.
Due to implementing above-mentioned technical proposal, the application absorbs the exhaust gas dust in carbon element of graphite workshop by dust shield；Pass through
Pyrolysis furnace decomposes the tar in flue gas, solves the problems, such as flue gas blocking channel；The high-temperature gas that pyrolysis furnace is discharged is dropped by GGH
Temperature is to meet the entrance temperature of SCR denitration reactor, and the heat exchanging liquid transferred heat in GGH, and heat exchanging liquid is by this portion
The heating that heat is used further to desulfurizing tower discharge cryogenic gas is divided effectively to calcine cigarette to carbon element of graphite workshop in favor of its rising discharge
Gas carries out desulphurization denitration, and reasonable energy utilization, reduces consumption.
Brief description of the drawings
The concrete structure of the application is provided by following drawings and examples：
Fig. 1 is the structural representation of the application most preferred embodiment 1.
Legend：1. dust shield, 2. pyrolysis furnaces, 3.GGH, 4.SCR Benitration reactors, 5. desulfurizing towers, 6. heat exchanger tube imports, 7.
Heat transfer tube outlet, 8. chimneys, 9. High Temperature Gas entrances, the outlet of 10. High Temperature Gas, 11. low temperature gas entrances, the outlet of 12. low temperature gas, 13.
Water pump, 14. warming sheets, No. 15. air-introduced machines, 16. dedusters, No. 17. 2 air-introduced machines.
Embodiment
The application is not limited by following embodiments, can be determined specifically with actual conditions according to the technical scheme of the application
Embodiment.
As shown in figure 1, carbon workshop system for desulfuration and denitration includes dust shield 1, pyrolysis furnace 2, GGH3, SCR denitration reactor 4
With desulfurizing tower 5；GGH3 includes heat exchanger tube import and export and two sets of tracheae import and exports；The port of export of dust shield 1 is connected by flue
To the arrival end of pyrolysis furnace 2, the port of export of pyrolysis furnace 2 is connected to the wherein a set of tracheal entrances of GGH3, corresponding gas by flue
Pipe exports the arrival end that SCR denitration reactor 4 is connected to by flue, and the port of export of SCR denitration reactor 4 is connected by flue
To the arrival end of desulfurizing tower 5, the port of export of desulfurizing tower 5 is connected to the another set of tracheal entrances of GGH3, corresponding tracheae by flue
Outlet is provided with chimney 8.
GGH3（Gas Gas Heater）Flue gas heat-exchange unit is existing public technology, and its effect is to utilize former flue gas
Neat stress after desulfurization is heated, exhaust gas temperature is reached on dew point, mitigates the corrosion to flue and chimney, is improved
The diffusance of pollutant；The flue-gas temperature on absorption tower is lowered into simultaneously, is reduced in tower to corrosion-resistant process specifications.GGH3
Fluoroplastics material and non-generic steel construction or enamel can be used, it is so longer more resistant to corrosion, service life of equipment at high temperature.
SCR denitration reactor 4 is existing public technology, and it utilizes the SCR of mature and reliable（SCR
Method）Technology, remove the nitrogen oxides in flue gas.
Pyrolysis furnace 2 is existing public technology, can carry out catalytic pyrolysis effect inside it, catalytic pyrolysis, be to be catalyzed
Under the conditions of agent is existing, Pintsch process is carried out to produce the low-carbon alkenes such as ethene, propylene, butylene to petroleum hydrocarbon, and it is simultaneously simultaneous
Produce the process of light aromatics；Due to the presence of catalyst, catalytic pyrolysis can reduce reaction temperature, increase productivity of low carbon olefin hydrocarbon and
Lightweight fragrance Auditory steady-state responses, improve the flexibility of cracking product distribution.
During work, flue gas caused by carbon graphite workshop is sent into pyrolysis furnace 2 by dust shield 1, and the tar in flue gas is splitting
Cracked in solution stove 2, caused flue-gas temperature is 800 DEG C -1300 DEG C, and flue-gas temperature now is too high, is not suitable for being sent directly into SCR
Benitration reactor 4, it otherwise can easily cause SCR denitration reactor 4 and damage, and after GGH3 a set of tracheae cooling, flue gas temperature
Degree is reduced to 350 DEG C -600 DEG C, the nitrogen oxides being now re-fed into the processing flue gas of SCR denitration reactor 4, the flue gas after processing
Desulfurizing tower 5 is sent into, flue-gas temperature is reduced to 50 DEG C -100 DEG C after desulfurization is up to standard, and flue-gas temperature now is too low, is not suitable for sending
Enter chimney 8 to discharge, because low-temperature flue gas is unfavorable for rising, can gather to form pollution in low latitude, and pass through GGH3 another set of tracheae
After heating, discharged beneficial to flue gas, will not gather to form harm or pollution in low latitude.
The application decomposes the tar in flue gas by pyrolysis furnace 2, solves the problems, such as flue gas blocking channel；Pass through SCR denitration
Reactor 4 and desulfurizing tower 5 carry out that flue gas is out of stock and flue gas desulfurization respectively；The high-temperature gas that pyrolysis furnace 2 is discharged is dropped by GGH3
Temperature is to meet the entrance temperature of SCR denitration reactor 4, and the water of the heat exchange transferred heat in GGH3, and water is again by this portion
Heat is divided to be used for the gas temperature for lifting the discharge of desulfurizing tower 5；Service life of equipment is extended, beneficial to fume emission, improves desulfurization
Denitration efficiency, and abundant reasonable energy utilization, reduce consumption.
As shown in figure 1, the upper two sets of tracheae import and exports of GGH3 are High Temperature Gas entrance 9, High Temperature Gas outlet 10, low temperature gas entrance
11st, low temperature gas outlet 12；High Temperature Gas entrance 9 is connected with the port of export of pyrolysis furnace 2 by flue, and High Temperature Gas outlet 10 takes off with SCR
The arrival end of nitre reactor 4 is connected by flue, and low temperature gas entrance 11 is connected with the port of export of desulfurizing tower 5 by flue, low temperature
Gas outlet 12 is provided with chimney 8.
As shown in figure 1, heat exchanger tube import 6 is connected with water pump 13 by pipeline, heat transfer tube outlet 7 is connected with by pipeline to be taken
Warm piece 14, warming sheet 14 are connected to form circulation with water pump 13 by the heat exchange pipeline in pipeline and GGH.It is used for what is exchanged heat in GGH3
Water no matter absorb heat or exothermic process after temperature more than 65 DEG C, available for heating, improve energy utilization rate.
As shown in figure 1, once air-introduced machine 15 are installed on flue between the port of export of dust shield 1 and the arrival end of pyrolysis furnace 2.
Flue gas can be smoothly sucked in dust shield 1 in the presence of an air-introduced machine 15 so caused by carbon graphite workshop.
As shown in figure 1, the port of export of SCR denitration reactor 4 on the flue of the inlet end piece of desulfurizing tower 5 with being provided with dedusting
Device 16 or/and secondary air-introduced machine 17.Deduster 16 can carry out flue gas dedusting with up to discharge standard；By deduster 16, secondary draw
Blower fan 17 is arranged on after SCR denitration reactor 4, and flue-gas temperature has already passed through GGH3 coolings, can prevent high-temperature flue gas corrosion from removing
Dirt device 16, scald filter bag；Beneficial to the smooth power with the secondary air-introduced machine 17 of reduction of flue gas, operating cost is saved.
Above technical characteristic constitutes the most preferred embodiment of the application, and there is stronger adaptability and optimal implementation to imitate for it
Fruit, can be according to the inessential technical characteristic of increase and decrease be actually needed, to meet the needs of different situations.
Claims (9)
- A kind of 1. carbon workshop system for desulfuration and denitration, it is characterised in that：Including dust shield, pyrolysis furnace, GGH, SCR denitration reactor And desulfurizing tower；GGH includes heat exchanger tube import and export and two sets of tracheae import and exports；The port of export of dust shield is connected to by flue to be split The arrival end of stove is solved, the port of export of pyrolysis furnace is connected to the wherein a set of tracheal entrances of GGH by flue, and corresponding tracheae outlet is logical The arrival end that flue is connected to SCR denitration reactor is crossed, the port of export of SCR denitration reactor is connected to desulfurizing tower by flue Arrival end, the port of export of desulfurizing tower are connected to the another set of tracheal entrances of GGH by flue, and corresponding tracheae outlet is provided with cigarette Chimney.
- 2. carbon workshop according to claim 1 system for desulfuration and denitration, it is characterised in that：The upper two sets of tracheae import and exports of GGH For High Temperature Gas entrance, High Temperature Gas outlet, the outlet of low temperature gas entrance, low temperature gas；The port of export of High Temperature Gas entrance and pyrolysis furnace passes through Flue is connected, and High Temperature Gas outlet is connected with the arrival end of SCR denitration reactor by flue, and low temperature gas entrance and desulfurizing tower go out Mouth end is connected by flue, and the outlet of low temperature gas is provided with chimney.
- 3. carbon workshop according to claim 1 or 2 system for desulfuration and denitration, it is characterised in that：Heat exchanger tube import passes through pipe Road is connected with water pump, and heat transfer tube outlet is connected with warming sheet by pipeline, and warming sheet passes through the heat exchange in pipeline and GGH with water pump Pipeline is connected to form circulation.
- 4. carbon workshop according to claim 1 or 2 system for desulfuration and denitration, it is characterised in that：The port of export of dust shield with Once air-introduced machine is installed between the arrival end of pyrolysis furnace on flue.
- 5. carbon workshop according to claim 3 system for desulfuration and denitration, it is characterised in that：The port of export of dust shield and cracking Once air-introduced machine is installed between the arrival end of stove on flue.
- 6. carbon workshop according to claim 1 or 2 system for desulfuration and denitration, it is characterised in that：SCR denitration reactor goes out Deduster or/and secondary air-introduced machine are installed on the flue of the inlet end piece of mouth end and desulfurizing tower.
- 7. carbon workshop according to claim 3 system for desulfuration and denitration, it is characterised in that：The outlet of SCR denitration reactor End on the flue of the inlet end piece of desulfurizing tower with being provided with deduster or/and secondary air-introduced machine.
- 8. carbon workshop according to claim 4 system for desulfuration and denitration, it is characterised in that：The outlet of SCR denitration reactor End on the flue of the inlet end piece of desulfurizing tower with being provided with deduster or/and secondary air-introduced machine.
- 9. carbon workshop according to claim 5 system for desulfuration and denitration, it is characterised in that：The outlet of SCR denitration reactor End on the flue of the inlet end piece of desulfurizing tower with being provided with deduster or/and secondary air-introduced machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720704906.0U CN206823460U (en) | 2017-06-16 | 2017-06-16 | Carbon workshop system for desulfuration and denitration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720704906.0U CN206823460U (en) | 2017-06-16 | 2017-06-16 | Carbon workshop system for desulfuration and denitration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206823460U true CN206823460U (en) | 2018-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720704906.0U Expired - Fee Related CN206823460U (en) | 2017-06-16 | 2017-06-16 | Carbon workshop system for desulfuration and denitration |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109157961A (en) * | 2018-11-14 | 2019-01-08 | 中国科学院过程工程研究所 | A kind of multi-pollutant joint removing means, method and the purposes of electrolytic aluminium carbon anode roasting flue gas |
| CN109351149A (en) * | 2018-12-11 | 2019-02-19 | 青岛双瑞海洋环境工程股份有限公司 | Marine exhaust system for desulfuration and denitration |
| CN109569248A (en) * | 2018-12-29 | 2019-04-05 | 杭州双良中荷环保科技有限公司 | Remove tar and the device and its removal methods of collaboration denitration in coke oven flue gas |
| CN110317619A (en) * | 2019-08-02 | 2019-10-11 | 上海蓝科石化环保科技股份有限公司 | A kind of ethylene unit burns gas resource utilization and device for deep cleaning and technique |
| CN114788989A (en) * | 2022-04-25 | 2022-07-26 | 光大绿色环保管理（深圳）有限公司 | Equipment and method suitable for whole-plant flue gas purification of waste tire treatment |
-
2017
- 2017-06-16 CN CN201720704906.0U patent/CN206823460U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109157961A (en) * | 2018-11-14 | 2019-01-08 | 中国科学院过程工程研究所 | A kind of multi-pollutant joint removing means, method and the purposes of electrolytic aluminium carbon anode roasting flue gas |
| CN109351149A (en) * | 2018-12-11 | 2019-02-19 | 青岛双瑞海洋环境工程股份有限公司 | Marine exhaust system for desulfuration and denitration |
| CN109351149B (en) * | 2018-12-11 | 2023-08-22 | 青岛双瑞海洋环境工程股份有限公司 | Ship exhaust gas desulfurization and denitrification system |
| CN109569248A (en) * | 2018-12-29 | 2019-04-05 | 杭州双良中荷环保科技有限公司 | Remove tar and the device and its removal methods of collaboration denitration in coke oven flue gas |
| CN110317619A (en) * | 2019-08-02 | 2019-10-11 | 上海蓝科石化环保科技股份有限公司 | A kind of ethylene unit burns gas resource utilization and device for deep cleaning and technique |
| CN114788989A (en) * | 2022-04-25 | 2022-07-26 | 光大绿色环保管理（深圳）有限公司 | Equipment and method suitable for whole-plant flue gas purification of waste tire treatment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 830013 No. 739 Huanyuan Road, North District, High-tech Zone, Urumqi City, Xinjiang Uygur Autonomous Region Patentee after: SUNRISE ENVIRONMENTAL PROTECTION GROUP Co.,Ltd. Address before: 830013 No. 739 Huanyuan Road, North District, High-tech Zone, Urumqi City, Xinjiang Uygur Autonomous Region Patentee before: XINJIANG RISINGSUN ENVIRONMENTAL PROTECTION Co.,Ltd. |
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| 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: 20180102 |